CN211175099U - Forklift clutch assembly with hub provided with gear ring - Google Patents
Forklift clutch assembly with hub provided with gear ring Download PDFInfo
- Publication number
- CN211175099U CN211175099U CN201922080604.2U CN201922080604U CN211175099U CN 211175099 U CN211175099 U CN 211175099U CN 201922080604 U CN201922080604 U CN 201922080604U CN 211175099 U CN211175099 U CN 211175099U
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- CN
- China
- Prior art keywords
- friction
- plate core
- friction valve
- hub body
- valve blocks
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The utility model discloses a fork truck clutch assembly with a hub provided with a gear ring, which comprises a hub body, wherein the outer wall of the hub body is provided with the gear ring, the central position of the hub body is provided with a transmission shaft, a plurality of steel sheets and friction sheets which are alternately arranged are sleeved on the transmission shaft, a convex part is arranged on the outer wall of each steel sheet, the convex part is in inserted fit with the hub body, the friction plate comprises an annular plate core, friction valve blocks which are uniformly distributed on the circumference are respectively arranged on the end surfaces of the two sides of the plate core, clamping grooves matched with the friction valve blocks are arranged on the plate core, after the friction valve block is arranged in the clamping groove, the friction valve block is fixed on the plate core through rivet riveting, a heat dissipation channel is formed at intervals between the friction valve blocks, the side walls of the left side and the right side of the friction valve block are arranged along the diameter direction of the plate core, a strip groove is further arranged on the end face of the friction valve block and arranged along the diameter direction of the plate core, and annular friction rings are respectively arranged on the end faces of the two sides of the plate core. So that the steel sheet and the friction plate are tightly and reliably matched, and the stable output of large torque force is ensured.
Description
Technical Field
The utility model relates to a fork truck clutch assembly of hub tooth ring.
Background
The forklift clutch assembly with the hub provided with the gear ring is mainly used for transmission of output of an engine on a forklift, is generally positioned between the engine and a gearbox, or is combined with a gear to form the gearbox assembly with clutch and forward and reverse functions, and is a main part connected between the engine and a shaft system. The output shaft of the clutch is the input shaft of the gear box.
The hub toothed ring is mainly used for better transmission with an engine and providing a better matched transmission structure to enable the output force to be more stable, the steel sheet and the friction sheet can be contacted mainly by driving the piston assembly in the transmission process to drive the forward or reverse gear to rotate so as to enable the torque force to be output, therefore, when the steel sheet and the friction sheet bear the torque force, a larger friction force needs to be provided to enable the torque force to be completely output, the forklift is a large-load object, the torque force needs to be larger, the friction contact matching between the steel sheet and the friction sheet directly influences the stability and reliability of the transmission of the force, the existing friction sheet is purchased in the market and cannot well consider the output requirement of the forklift with a larger tonnage, the condition of rapid abrasion exists between the friction sheet and the steel sheet, and the output stability of the large torque force of the clutch is influenced, resulting in a short life thereof.
Disclosure of Invention
In order to solve the problem, the utility model aims to provide a steel sheet and friction disc cooperation closely reliable fork truck clutch assembly of hub area ring gear to guarantee the stable output of big torsion.
In order to achieve the above purpose, the utility model provides a following technical scheme: a forklift clutch assembly with a gear ring on a hub comprises a hub body, wherein the gear ring is arranged on the outer wall of the hub body, a transmission shaft is arranged at the center of the hub body, a plurality of steel sheets and friction plates which are alternately arranged are sleeved on the transmission shaft, a bulge is arranged on the outer wall of the steel sheet and is in plug-in fit with the hub body, each friction plate comprises an annular sheet core, friction petal blocks which are uniformly distributed on the circumference are respectively arranged on the end surfaces of the two sides of the sheet core, clamping grooves matched with the friction petal blocks are arranged on the sheet core, the friction petal blocks are arranged in the clamping grooves and then fixed on the sheet core through rivets, heat dissipation channels are formed at intervals among the friction petal blocks, the side walls of the left side and the right side of each friction petal block are arranged along the diameter direction of the sheet core, strip grooves are also arranged on the end surfaces of the friction petal blocks and are arranged along the, annular friction rings are respectively arranged on the end faces of the two sides of the tablet core, the thickness of each friction ring is matched with that of the corresponding friction valve block, the tablet core is made of a paper-based material, and the friction valve blocks are made of a powder metallurgy material.
The lower side wall of the friction valve block is provided with an arc-shaped groove, and the arc-shaped groove is in contact with the outer wall of the friction ring.
The utility model discloses a this kind of structure can improve between friction lamella piece and the steel sheet behind the laminating inseparabler and can produce great frictional force more, makes the structure more reliable simultaneously, has guaranteed the reliability and the stability of big torsion output to guarantee the life-span and the stable output of big torsion of its use.
The invention is further described with reference to the accompanying drawings and the detailed description.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a front view of a friction plate according to an embodiment of the present invention.
Detailed Description
The present invention will be specifically described below by way of examples.
As shown in fig. 1 and fig. 2, the embodiment discloses a forklift clutch assembly with a hub and a gear ring 11, which includes a hub body 1, wherein the hub body 1 is provided with a gear ring 11 on the outer wall, a transmission shaft 2 is arranged at the center of the hub body 1, a plurality of steel sheets 3 and friction sheets 4 are respectively sleeved on the transmission shaft along two sides of the hub body 1, the steel sheets 3 and the friction sheets 4 are arranged alternately, inner ring convex teeth of the steel sheets 3 and the friction sheets 4 are in inserted fit with the gear ring on the outer wall of the transmission shaft 2, a convex part is arranged on the outer wall of the steel sheets 3 and is in inserted fit with the hub body 1, the friction sheets 4 include an annular sheet core 41, friction flap blocks 42 uniformly distributed circumferentially are respectively arranged on two side end faces of the sheet core 41, the sheet core 41 is provided with a clamping groove matched with the friction flap block 42, the friction flap block 42 is arranged in the clamping groove and is riveted, high temperature generated by friction can be radiated through the radiating channel 5, the temperature of the friction clack 42 is reduced as much as possible, the physical performance of the friction clack is guaranteed not to be affected, the side walls of the left side and the right side of the friction clack 42 are arranged along the diameter direction of the core sheet 41, the end face of the friction clack 42 is also provided with a strip groove 421 with the depth of about 0.35mm but cannot be contacted with the core sheet 41 for improving friction force, meanwhile, the strip groove 421 is arranged along the diameter direction of the core sheet 41, so that the steel can be attached to the transmission shaft 2 to generate better friction force when rotating, the end faces of the two sides of the core sheet 41 are respectively provided with an annular friction ring 44, the thickness of the friction ring 44 is matched with the thickness of the friction clack 42, the core sheet 41 is made of a paper-based material, the friction block 42 is made of a powder metallurgy material, the powder metallurgy material has the characteristics of higher, The plant fiber or the mixture of the plant fiber and the plant fiber are mutually interwoven, and the plant fiber or the mixture of the plant fiber and the plant fiber is bonded by resin and the like after being added with the filler, the material has porosity, good friction performance, dynamic and static friction coefficients which are similar to those of a powder metallurgy material, and lower cost, has better cost performance after being combined, not only reduces the production cost, but also can better ensure the durability.
The lower side wall of the friction lobe 42 is provided with an arcuate recess 422, the arcuate recess 422 contacting the outer wall of the friction ring 44. Through the structure, the friction clack 42 and the friction ring 44 can form a relatively integrated friction part, so that the friction force generated by the joint of the steel sheet 3 and the friction plate 4 is more stable and reliable.
By adopting the technical scheme, the friction between the friction valve block 42 and the steel sheet 3 can be improved, the friction is tighter and larger friction force can be generated after the friction valve block is attached to the steel sheet 3, meanwhile, the structure is more reliable, and the reliability and stability of large torque output are ensured, so that the service life of the friction valve block and the stable output of large torque are ensured.
Claims (2)
1. The utility model provides a fork truck clutch assembly of hub area ring gear, includes the hub body, and the hub body is equipped with the ring gear on the outer wall, and the central point of hub body puts and is equipped with the transmission shaft the cover has a plurality of steel sheet and the friction disc of alternate arrangement on the transmission shaft, establishes the bellying on the steel sheet outer wall, and this bellying cooperates its characterized in that with hub body grafting: the friction plate comprises an annular plate core, friction valve blocks are uniformly distributed on the end faces of the two sides of the plate core in a circumferential mode, clamping grooves matched with the friction valve blocks are formed in the plate core, the friction valve blocks are arranged in the clamping grooves and fixed on the plate core in a riveting mode through rivets, heat dissipation channels are formed at intervals among the friction valve blocks, the side walls of the left side and the right side of each friction valve block are arranged in the diameter direction of the plate core, strip grooves are further formed in the end faces of the friction valve blocks and arranged in the diameter direction of the plate core, annular friction rings are arranged on the end faces of the two sides of the plate core respectively, the thickness of each friction ring is matched with that of each friction valve block, the plate core is made of a paper-based material, and the friction valve blocks are made of a powder metallurgy material.
2. The hub and ring gear forklift clutch assembly of claim 1, wherein: the lower side wall of the friction valve block is provided with an arc-shaped groove, and the arc-shaped groove is in contact with the outer wall of the friction ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922080604.2U CN211175099U (en) | 2019-11-27 | 2019-11-27 | Forklift clutch assembly with hub provided with gear ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922080604.2U CN211175099U (en) | 2019-11-27 | 2019-11-27 | Forklift clutch assembly with hub provided with gear ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211175099U true CN211175099U (en) | 2020-08-04 |
Family
ID=71804526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922080604.2U Expired - Fee Related CN211175099U (en) | 2019-11-27 | 2019-11-27 | Forklift clutch assembly with hub provided with gear ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211175099U (en) |
-
2019
- 2019-11-27 CN CN201922080604.2U patent/CN211175099U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 Termination date: 20211127 |