Product Description
Product Description
Small Farm Machinery Equipment Agricultural Mini Baler Hay
Guoan mini round hay baler– can pick up all kinds of hay and straw. 8 Models can all match with 25-50hp tractors: 850/850F, 870/870F, 1070/1070F, 1090/1090F. 95% of baler parts are made by our own factory.
Why should you choose a mini round baler?
1. If you have a small or medium farm or work in pine yards or orchards.
2. A small tractor 20-50HP is powerful enough to drive the baler.
3. The bales are compact and light enough to carry by hand.
4. Cheap and efficient, instead of manual collecting.
How to choose the appropriate model?
1. According to bale size and bale weight of round balers.
2. According to the type of crop.
If the baler is used to pick up dry hay, normal model 850, 870, 1070, 1090 mini round balers are ok.
If it is used to pick up maize straw or wet grass or hope for higher working efficiency, please choose 850F, 870F, 1070F, 1090F mini round balers.
Round hay baler Product Description
Specification of hay balers
Detailed Photos
Twine round baler
Twine baler adopts a twine binding device, it can automatically lead the rope, pick up wheat straw, make a bale, and cut the rope, saving the buyer’s time and improving the baling efficiency.
Product Advantages
Unique Force Feeding system to avoid blocking:
1. When picking up long wet grass or corn stalks, the normal baler is easy to block, which often causes machine breakdown and damage.
2. Our model F adopts a unique design, the extra part can force feed the material into the chamber secondly to avoid any jam.
3. The working efficiency of 850F, 870F, 1070F, 1090F round balers is 1.5 times that normal model 850, 870, 1070, 1090.
Automatic type–labor and time saving:
1. Ordinary baler uses hydraulic valves and needs to hand down the lever to release the bale, which is very inconvenient. After a long time of use, the hydraulic valve will rust because of leakage.
2. Our latest automatic solenoid valve can release bale automatically, whose main material is aluminum alloy, not easy to rust.
One-time molding rollers to guarantee quality:
1. Common roller is made by welding with short service life, whose welding parts are easy to fall off during work, so that brings great safety hidden danger to equipment and operators.
2. Our baler adopts a one-time molding process, not easy to wear out, without any hidden trouble.
Manufacturer of balers–to support you well
1. We are the manufacturer of round balers and 95% of machine parts are made by ourselves.
2. With excellent quality, we have been supplying agricultural parts for CZPT and LOVOL for more than 20 years, which is 1 of the biggest agricultural machine companies in China.
3. With heavier weight, our castings are more durable and not easy to wear out so that ensures the longer service life of balers.
Packaging & Shipping
Packing of mini Round baler: Iron frame with film covering.
Quantity of round baler for a full container:
Other Machines
Company Profile
1. HangZhou Guoan Engineering Machinery Co., Ltd was founded in 2006, is a comprehensive technology company integrating scientific research, production, sales, and service.
2. We have 14 years’ experience in mechanical development and production. We have more than 200 employees, 30 R & D persons, a number of patented technologies, and we have CE and ISO9001 certifications.
3. We have been focusing on mini round balers for more than 5 years. The 850/870/1070/1090 series round baler that we have researched and produced independently are the three-point suspension round baler that can be matched with the 25-50hp tractor to go for the walking works in the field, which is mainly used for collecting the dry green grass, straw, wheat straw, and corn stalk after their harvest.
4. Once the series are available, they will be exported to Russia, Vietnam, Germany, Spain, South Africa, Serbia, Brazil, Columbia, Czech, and many other countries.
Certifications
FAQ
1. How many horsepowers of the tractors can match with the mini round hay baler?
Our mini hay baler has 4 models: 850/870/1070/1090(each has 2 types: normal model, model F), just need the tractors with 25-50hp, PTO rear drive output needs 540r/min.
2. There are many unqualified round balers in the market, how can you make sure your quality control?
We have CE, ISO certificates, 30 R&D persons, our balers are produced in strict accordance with international standards.
3. How about your production capacity, and how can you make sure my goods would be delivered timely?
Supply Ability: 500 sets/month. Our company emphasizes fast maneuverability. As soon as an order is confirmed and after receiving prepayment, we will hurry up to produce the machine.
4. Is there anything special about your mini round balers?
Yes, we have unique designs to reduce the round hay baler working failure rate. And we can offer both twine round balers and net wrap round balers, so that meet your different needs.
5. How about your design ability? Do you offer OEM service?
OEM is acceptable and we offer a confidentiality agreement business secret contract for your design safety.
6. Can I place 1 small order for the first time to test the quality?
Small order(One set) is available, and we offer new customers a 1% discount for the first order and offer free machine parts.
7. How to place an order and pay?
You need to advise the models and quantity of the balers you want to buy, then a proforma invoice with our bank information will be sent to you so that you can pay according to it.
MODEL | 850/850F baler | 870/870F baler | 1070/1070F baler | 1090/1090F baler |
Bale Size Diameter*Width |
50*70cm | 60*70cm | 70*100cm | 90*100cm |
Weight | 450kg per baler | 500kg per baler | 550kg per baler | 680kg per baler |
Pickup Width | 800mm | 800mm | 1000mm | 1000mm |
Working Speed | 2-5km/h | 2-5km/h | 3-8km/h | 3-8km/h |
Capacity Bales/hour |
80-120 | 80-120 | 80-120 | 80-120 |
Bale Weight | 15-25kg | 20-30kg | 25-35kg | 30-45kg |
Tire Size | 16×6.5-8-4PR | 16×6.5-8-4PR | 16×6.5-8-4PR | 16×6.5-8-4PR |
Horsepower Requirement |
25-50HP | 25-50HP | 25-50HP | 25-50HP |
Package Size | 115*115*116cm | 115*130*115cm | 130*138*120cm | 140*157*135cm |
Working Size | 115*130*120cm | 131*146*138cm | 131*167*156cm | 157*167*170cm |
Force Feeding | 850F baler have | 870F baler have | 1070F baler have | 1090F baler have |
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Full container | 850 baler | 850F baler | 870 baler | 870F baler | 1070 baler | 1070F baler | 1090 baler | 1090F baler |
20′ container | 20 sets | 16 sets | 16 sets | 16 sets | 8 sets | 8 sets | 4 sets | 4 sets |
40′ container | 40 sets | 36 sets | 36 sets | 36 sets | 18 sets | 18 sets | 8 sets | 8 sets |
MODEL | 850/850F baler | 870/870F baler | 1070/1070F baler | 1090/1090F baler |
Bale Size Diameter*Width |
50*70cm | 60*70cm | 70*100cm | 90*100cm |
Weight | 450kg per baler | 500kg per baler | 550kg per baler | 680kg per baler |
Pickup Width | 800mm | 800mm | 1000mm | 1000mm |
Working Speed | 2-5km/h | 2-5km/h | 3-8km/h | 3-8km/h |
Capacity Bales/hour |
80-120 | 80-120 | 80-120 | 80-120 |
Bale Weight | 15-25kg | 20-30kg | 25-35kg | 30-45kg |
Tire Size | 16×6.5-8-4PR | 16×6.5-8-4PR | 16×6.5-8-4PR | 16×6.5-8-4PR |
Horsepower Requirement |
25-50HP | 25-50HP | 25-50HP | 25-50HP |
Package Size | 115*115*116cm | 115*130*115cm | 130*138*120cm | 140*157*135cm |
Working Size | 115*130*120cm | 131*146*138cm | 131*167*156cm | 157*167*170cm |
Force Feeding | 850F baler have | 870F baler have | 1070F baler have | 1090F baler have |
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Full container | 850 baler | 850F baler | 870 baler | 870F baler | 1070 baler | 1070F baler | 1090 baler | 1090F baler |
20′ container | 20 sets | 16 sets | 16 sets | 16 sets | 8 sets | 8 sets | 4 sets | 4 sets |
40′ container | 40 sets | 36 sets | 36 sets | 36 sets | 18 sets | 18 sets | 8 sets | 8 sets |
Worm Shafts and Gearboxes
If you have a gearbox, you may be wondering what the best Worm Shaft is for your application. There are several things to consider, including the Concave shape, Number of threads, and Lubrication. This article will explain each factor and help you choose the right Worm Shaft for your gearbox. There are many options available on the market, so don’t hesitate to shop around. If you are new to the world of gearboxes, read on to learn more about this popular type of gearbox.
Concave shape
The geometry of a worm gear varies considerably depending on its manufacturer and its intended use. Early worms had a basic profile that resembled a screw thread and could be chased on a lathe. Later, tools with a straight sided g-angle were developed to produce threads that were parallel to the worm’s axis. Grinding was also developed to improve the finish of worm threads and minimize distortions that occur with hardening.
To select a worm with the proper geometry, the diameter of the worm gear must be in the same unit as the worm’s shaft. Once the basic profile of the worm gear is determined, the worm gear teeth can be specified. The calculation also involves an angle for the worm shaft to prevent it from overheating. The angle of the worm shaft should be as close to the vertical axis as possible.
Double-enveloping worm gears, on the other hand, do not have a throat around the worm. They are helical gears with a straight worm shaft. Since the teeth of the worm are in contact with each other, they produce significant friction. Unlike double-enveloping worm gears, non-throated worm gears are more compact and can handle smaller loads. They are also easy to manufacture.
The worm gears of different manufacturers offer many advantages. For instance, worm gears are one of the most efficient ways to increase torque, while lower-quality materials like bronze are difficult to lubricate. Worm gears also have a low failure rate because they allow for considerable leeway in the design process. Despite the differences between the two standards, the overall performance of a worm gear system is the same.
The cone-shaped worm is another type. This is a technological scheme that combines a straight worm shaft with a concave arc. The concave arc is also a useful utility model. Worms with this shape have more than three contacts at the same time, which means they can reduce a large diameter without excessive wear. It is also a relatively low-cost model.
Thread pattern
A good worm gear requires a perfect thread pattern. There are a few key parameters that determine how good a thread pattern is. Firstly, the threading pattern must be ACME-threaded. If this is not possible, the thread must be made with straight sides. Then, the linear pitch of the “worm” must be the same as the circular pitch of the corresponding worm wheel. In simple terms, this means the pitch of the “worm” is the same as the circular pitch of the worm wheel. A quick-change gearbox is usually used with this type of worm gear. Alternatively, lead-screw change gears are used instead of a quick-change gear box. The pitch of a worm gear equals the helix angle of a screw.
A worm gear’s axial pitch must match the circular pitch of a gear with a higher axial pitch. The circular pitch is the distance between the points of teeth on the worm, while the axial pitch is the distance between the worm’s teeth. Another factor is the worm’s lead angle. The angle between the pitch cylinder and worm shaft is called its lead angle, and the higher the lead angle, the greater the efficiency of a gear.
Worm gear tooth geometry varies depending on the manufacturer and intended use. In early worms, threading resembled the thread on a screw, and was easily chased using a lathe. Later, grinding improved worm thread finishes and minimized distortions from hardening. As a result, today, most worm gears have a thread pattern corresponding to their size. When selecting a worm gear, make sure to check for the number of threads before purchasing it.
A worm gear’s threading is crucial in its operation. Worm teeth are typically cylindrical, and are arranged in a pattern similar to screw or nut threads. Worm teeth are often formed on an axis of perpendicular compared to their parallel counterparts. Because of this, they have greater torque than their spur gear counterparts. Moreover, the gearing has a low output speed and high torque.
Number of threads
Different types of worm gears use different numbers of threads on their planetary gears. A single threaded worm gear should not be used with a double-threaded worm. A single-threaded worm gear should be used with a single-threaded worm. Single-threaded worms are more effective for speed reduction than double-threaded ones.
The number of threads on a worm’s shaft is a ratio that compares the pitch diameter and number of teeth. In general, worms have 1,2,4 threads, but some have three, five, or six. Counting thread starts can help you determine the number of threads on a worm. A single-threaded worm has fewer threads than a multiple-threaded worm, but a multi-threaded worm will have more threads than a mono-threaded planetary gear.
To measure the number of threads on a worm shaft, a small fixture with two ground faces is used. The worm must be removed from its housing so that the finished thread area can be inspected. After identifying the number of threads, simple measurements of the worm’s outside diameter and thread depth are taken. Once the worm has been accounted for, a cast of the tooth space is made using epoxy material. The casting is moulded between the two tooth flanks. The V-block fixture rests against the outside diameter of the worm.
The circular pitch of a worm and its axial pitch must match the circular pitch of a larger gear. The axial pitch of a worm is the distance between the points of the teeth on a worm’s pitch diameter. The lead of a thread is the distance a thread travels in one revolution. The lead angle is the tangent to the helix of a thread on a cylinder.
The worm gear’s speed transmission ratio is based on the number of threads. A worm gear with a high ratio can be easily reduced in one step by using a set of worm gears. However, a multi-thread worm will have more than two threads. The worm gear is also more efficient than single-threaded gears. And a worm gear with a high ratio will allow the motor to be used in a variety of applications.
Lubrication
The lubrication of a worm gear is particularly challenging, due to its friction and high sliding contact force. Fortunately, there are several options for lubricants, such as compounded oils. Compounded oils are mineral-based lubricants formulated with 10 percent or more fatty acid, rust and oxidation inhibitors, and other additives. This combination results in improved lubricity, reduced friction, and lower sliding wear.
When choosing a lubricant for a worm shaft, make sure the product’s viscosity is right for the type of gearing used. A low viscosity will make the gearbox difficult to actuate and rotate. Worm gears also undergo a greater sliding motion than rolling motion, so grease must be able to migrate evenly throughout the gearbox. Repeated sliding motions will push the grease away from the contact zone.
Another consideration is the backlash of the gears. Worm gears have high gear ratios, sometimes 300:1. This is important for power applications, but is at the same time inefficient. Worm gears can generate heat during the sliding motion, so a high-quality lubricant is essential. This type of lubricant will reduce heat and ensure optimal performance. The following tips will help you choose the right lubricant for your worm gear.
In low-speed applications, a grease lubricant may be sufficient. In higher-speed applications, it’s best to apply a synthetic lubricant to prevent premature failure and tooth wear. In both cases, lubricant choice depends on the tangential and rotational speed. It is important to follow manufacturer’s guidelines regarding the choice of lubricant. But remember that lubricant choice is not an easy task.