CN219911680U - Belt pulley with friction plate structure - Google Patents
Belt pulley with friction plate structure Download PDFInfo
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- CN219911680U CN219911680U CN202321461217.3U CN202321461217U CN219911680U CN 219911680 U CN219911680 U CN 219911680U CN 202321461217 U CN202321461217 U CN 202321461217U CN 219911680 U CN219911680 U CN 219911680U
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- belt pulley
- arc
- groove
- wall
- contact block
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- 230000035939 shock Effects 0.000 claims abstract description 13
- 238000013016 damping Methods 0.000 claims description 43
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of belt pulleys, in particular to a belt pulley with a friction plate structure, which comprises a belt pulley body, wherein a first arc-shaped groove and a second arc-shaped groove are respectively formed in the surface of the belt pulley body, and the three first arc-shaped grooves and the three second arc-shaped grooves are distributed in an annular array by taking the axle center of the belt pulley as the center. This belt pulley with friction disc structure through setting up damper and spacing adjustment mechanism, when using, carries out the shock attenuation to first friction contact block and second friction contact block through damper, exposes at the surface abrasion back of belt pulley body at first friction contact block and second friction contact block, exposes in first arc wall and second arc wall through spacing adjustment mechanism adjustment first friction contact block, thereby has solved current belt pulley friction disc and has need dismantle the change after using wearing and tearing, leads to the inconvenient problem of use.
Description
Technical Field
The utility model relates to the technical field of belt pulleys, in particular to a belt pulley with a friction plate structure.
Background
The belt pulley belongs to the hub parts, and is generally relatively large in size, and the manufacturing process is mainly cast and forged. The large-size design is cast, the materials are cast iron (good casting performance), and cast steel is rarely used (poor casting performance); typically smaller in size, can be designed to be forged and is made of steel. Pulleys are mainly used in the field of power transmission over long distances, such as power output of small diesel engines, agricultural vehicles, tractors, automobiles, mining machines, machining equipment, textile machines, packaging machines, lathes, forging machines, transmission of power of some small horsepower motorcycles, transmission of power of agricultural machines, air compressors, reducers, speed reducers, generators, gins, and the like.
A novel dustproof automobile air conditioner clutch pulley (CN 213322577U) with a friction plate structure is disclosed in Chinese patent net, which solves the problem that the friction plate of the pulley is inconvenient to assemble and disassemble in the prior art, but the problem that the pulley is inconvenient to use because the friction plate is required to be disassembled and replaced after being worn in the use process is still existed.
For this purpose, a pulley having a friction plate structure is proposed.
Disclosure of Invention
Based on the technical problem that the existing belt pulley friction plate needs to be disassembled and replaced after being worn, so that the belt pulley with the friction plate structure is inconvenient to use.
The belt pulley with the friction plate structure comprises a belt pulley body, wherein a first arc-shaped groove and a second arc-shaped groove are respectively formed in the surface of the belt pulley body, and the three first arc-shaped grooves and the three second arc-shaped grooves are distributed in an annular array with the axle center of the belt pulley as the center.
The inner walls of the first arc-shaped groove and the second arc-shaped groove are provided with mounting grooves, the inner walls of the mounting grooves are arc-shaped, the inner walls of the mounting grooves are connected with mounting plates in a sliding mode, and the surfaces of the mounting plates are fixedly connected with a first friction contact block and a second friction contact block respectively.
The surfaces of the first friction contact block and the second friction contact block are respectively spliced with the inner walls of the first arc-shaped groove and the second arc-shaped groove, and one ends of the first friction contact block and the second friction contact block extend to the surface of the belt pulley body.
The inner wall of mounting groove is provided with damper and spacing adjustment mechanism respectively, damper is used for carrying out the shock attenuation to first friction contact block and second friction contact block, spacing adjustment mechanism is used for adjusting spacingly to first friction contact block and second friction contact block.
Preferably, the damping mechanism comprises damping holes, the damping holes are formed in the inner wall of the mounting groove, and six damping holes are symmetrically distributed with the axis of the three mounting grooves as the center.
Preferably, one end of the damping hole extends to the surface of the belt pulley body, the damping column is sleeved on the inner wall of the damping hole, one end of the damping column is fixedly connected with the surface of the mounting plate, and the other end of the damping column extends to the surface of the belt pulley body.
The surface sliding connection of shock strut has the solid fixed ring, the surface of solid fixed ring and the inner wall fixed connection of shock attenuation hole.
Preferably, the surface of the shock absorption column is sleeved with a shock absorption spring, and two ends of the shock absorption spring are fixedly connected with the surface of the mounting piece and the surface of the fixing ring respectively.
Preferably, the limit adjusting mechanism comprises a limit travel groove, the limit travel groove is formed in the inner wall of the mounting groove, and one end of the limit travel groove penetrates through and extends to the surface of the belt pulley body.
The inner wall sliding connection of spacing travel groove has spacing regulating block, spacing regulating block's surface and spacing travel groove's inner wall looks adaptation.
Preferably, one end of the limiting adjusting block is fixedly connected with the surface of the mounting plate, and the other end of the limiting adjusting block extends to the surface of the belt pulley body.
Preferably, the pulley body has offered the adjustment tank with the relative one side of first arc wall and second arc wall, the inner wall in adjustment tank is circular form, the inner wall fixed mounting in adjustment tank has spacing connection bearing.
The outer ring of the limiting connection bearing is fixedly sleeved with an adjusting wheel, the surface of the adjusting wheel is in sliding connection with the inner wall of the adjusting groove, and the surface of the limiting adjusting block is in threaded clearance connection with the surface of the adjusting wheel.
The beneficial effects of the utility model are as follows:
through setting up damper and spacing adjustment mechanism, when using, carry out the shock attenuation through damper to first friction contact piece and second friction contact piece, expose at the surface wear back of belt pulley body at first friction contact piece and second friction contact piece, through spacing adjustment mechanism adjusting first friction contact piece and second friction contact piece, expose in first arc wall and the second arc wall to current belt pulley friction disc has been solved after using wearing and tearing, needs to dismantle the change, leads to the inconvenient problem of use.
Drawings
FIG. 1 is a schematic illustration of a pulley having a friction plate configuration in accordance with the present utility model;
FIG. 2 is a perspective view of a pulley body of a pulley having a friction plate structure according to the present utility model;
FIG. 3 is a half cross-sectional view of a pulley body of a pulley having a friction plate structure according to the present utility model;
fig. 4 is a perspective view of a mounting plate structure of a pulley having a friction plate structure according to the present utility model.
In the figure: 1. a pulley body; 2. a first arc-shaped groove; 3. a second arc-shaped groove; 4. a mounting groove; 5. a mounting piece; 6. a first friction contact block; 7. a second friction contact block; 8. damping hole; 801. a shock-absorbing column; 802. a fixing ring; 803. a damping spring; 9. a limit travel groove; 901. a limit adjusting block; 903. an adjustment tank; 904. the limit is connected with the bearing; 905. and an adjusting wheel.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, a belt pulley with a friction plate structure comprises a belt pulley body 1, wherein a first arc-shaped groove 2 and a second arc-shaped groove 3 are respectively formed in the surface of the belt pulley body 1, and the three first arc-shaped grooves 2 and the three second arc-shaped grooves 3 are distributed in an annular array with the axle center of the belt pulley as the center.
The mounting groove 4 has all been seted up to the inner wall of first arc wall 2 and second arc wall 3, and the inner wall of mounting groove 4 is the circular arc shape, and the inner wall sliding connection of mounting groove 4 has mounting piece 5, and the surface of mounting piece 5 is fixedly connected with first friction contact piece 6 and second friction contact piece 7 respectively.
The surfaces of the first friction contact block 6 and the second friction contact block 7 are respectively inserted into the inner walls of the first arc-shaped groove 2 and the second arc-shaped groove 3, and one ends of the first friction contact block 6 and the second friction contact block 7 extend to the surface of the belt pulley body 1.
The inner wall of the mounting groove 4 is provided with a damping mechanism and a limiting and adjusting mechanism respectively, the damping mechanism is used for damping the first friction contact block 6 and the second friction contact block 7, and the limiting and adjusting mechanism is used for adjusting and limiting the first friction contact block 6 and the second friction contact block 7.
The damping mechanism comprises damping holes 8, the damping holes 8 are formed in the inner wall of the mounting groove 4, and six damping holes 8 are symmetrically distributed with the axes of the three mounting grooves 4 as the center.
One end of the damping hole 8 extends to the surface of the belt pulley body 1, a damping column 801 is sleeved on the inner wall of the damping hole 8, one end of the damping column 801 is fixedly connected with the surface of the mounting plate 5, and the other end of the damping column 801 extends to the surface of the belt pulley body 1.
The surface sliding connection of shock column 801 has solid fixed ring 802, and the surface of solid fixed ring 802 and the inner wall fixed connection of shock attenuation hole 8.
In use, the retaining ring 802 has the function of guiding and limiting the shock-absorbing column 801.
The surface of the shock-absorbing column 801 is sleeved with a shock-absorbing spring 803, and two ends of the shock-absorbing spring 803 are fixedly connected with the surface of the mounting plate 5 and the surface of the fixing ring 802 respectively.
When the vibration damping device is used, in the working process of the first friction contact block 6 and the second friction contact block 7, the generated vibration force is transmitted to the mounting plate 5 and then transmitted to the damping column 801 and the damping spring 803, and the vibration force is damped and unloaded through the damping spring 803 and the damping column 801.
The limiting and adjusting mechanism comprises a limiting travel groove 9, the limiting travel groove 9 is formed in the inner wall of the mounting groove 4, and one end of the limiting travel groove 9 penetrates through and extends to the surface of the belt pulley body 1.
The inner wall sliding connection of spacing travel groove 9 has spacing regulating block 901, and spacing regulating block 901's surface and the inner wall looks adaptation of spacing travel groove 9.
Further, when in use, the limit adjusting block 901 is matched with the inner wall of the limit travel groove 9 in a sliding connection manner, so that the limit adjusting block 901 can conveniently perform linear horizontal movement adjustment along the inner wall of the limit travel groove 9 in the adjustment process.
One end of the limit adjusting block 901 is fixedly connected with the surface of the mounting plate 5, and the other end of the limit adjusting block 901 extends to the surface of the belt pulley body 1.
An adjusting groove 903 is formed in the surface, opposite to the first arc-shaped groove 2 and the second arc-shaped groove 3, of the belt pulley body 1, the inner wall of the adjusting groove 903 is circular, and a limiting connection bearing 904 is fixedly arranged on the inner wall of the adjusting groove 903.
An adjusting wheel 905 is fixedly sleeved on the outer ring of the limiting connection bearing 904, the surface of the adjusting wheel 905 is in sliding connection with the inner wall of the adjusting groove 903, and the surface of the limiting adjusting block 901 is in threaded clearance connection with the surface of the adjusting wheel 905.
Further, when using, through clearance threaded connection between regulating wheel 905 and spacing regulating block 901, have when guaranteeing to rotate regulating wheel 905, drive three spacing regulating block 901 motion simultaneously, still have after the motion, through the clearance between spacing regulating block 901 and the regulating wheel 905, when first friction contact block 6 and the work of second friction contact block 7 produce the vibration power, be convenient for carry out the shock attenuation through damper.
When the belt pulley is used, the three limit adjusting blocks 901 are driven to move by the threads of the adjusting wheels 905 by rotating the adjusting wheels 905, the three mounting plates 5, the three first friction contact blocks 6 and the three second friction contact blocks 7 are driven by the limit adjusting blocks 901 to move, and after the surfaces of the first friction contact blocks 6 and the second friction contact blocks 7 exposed on the surface of the belt pulley body 1 are worn, the first friction contact blocks 6 and the second friction contact blocks 7 are driven to move towards the surface of the belt pulley body 1.
Through setting up damper and spacing adjustment mechanism, when using, through damper to first friction contact block 6 and second friction contact block 7 shock attenuation, after first friction contact block 6 and second friction contact block 7 expose the surface wear at belt pulley body 1, through spacing adjustment mechanism adjust first friction contact block 6 and second friction contact block 7, expose in first arc wall 2 and second arc wall 3 to current belt pulley friction disc need dismantle the change after using wearing and tearing, lead to the inconvenient problem of use has been solved.
Working principle: after the surfaces of the first friction contact block 6 and the second friction contact block 7 exposed out of the surface of the belt pulley body 1 are worn, the adjusting wheel 905 simultaneously drives the three limit adjusting blocks 901 to move through threads by rotating the adjusting wheel 905, and drives the three mounting plates 5 to move outwards, and drives the first friction contact block 6 and the second friction contact block 7 to move outwards.
When the belt pulley body 1, the first friction contact block 6 and the second friction contact block 7 work to generate vibration force, the vibration force is transmitted to the mounting plate 5 and the damping column 801, and the damping spring 803, the damping column 801, the adjusting wheel 905 and the limiting adjusting block 901 are in threaded clearance fit to perform damping.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. Pulley with friction disc structure, including pulley body (1), its characterized in that: the belt pulley comprises a belt pulley body (1), wherein a first arc-shaped groove (2) and a second arc-shaped groove (3) are respectively formed in the surface of the belt pulley body (1), and the three first arc-shaped grooves (2) and the three second arc-shaped grooves (3) are distributed in an annular array with the axle center of the belt pulley as the center;
the inner walls of the first arc-shaped groove (2) and the second arc-shaped groove (3) are respectively provided with a mounting groove (4), the inner wall of the mounting groove (4) is in an arc shape, the inner wall of the mounting groove (4) is connected with a mounting sheet (5) in a sliding manner, and the surfaces of the mounting sheets (5) are respectively fixedly connected with a first friction contact block (6) and a second friction contact block (7);
the surfaces of the first friction contact block (6) and the second friction contact block (7) are respectively spliced with the inner walls of the first arc-shaped groove (2) and the second arc-shaped groove (3), and one ends of the first friction contact block (6) and the second friction contact block (7) extend to the surface of the belt pulley body (1);
the inner wall of mounting groove (4) is provided with damper and spacing adjustment mechanism respectively, damper is used for carrying out the shock attenuation to first friction contact block (6) and second friction contact block (7), spacing adjustment mechanism is used for adjusting spacingly to first friction contact block (6) and second friction contact block (7).
2. The pulley having a friction plate structure as in claim 1, wherein: the damping mechanism comprises damping holes (8), the damping holes (8) are formed in the inner wall of the mounting groove (4), and six damping holes (8) are symmetrically distributed with the axis of the three mounting grooves (4) as the center.
3. The pulley having a friction plate structure as in claim 2, wherein: one end of the damping hole (8) extends to the surface of the belt pulley body (1), a damping column (801) is sleeved on the inner wall of the damping hole (8), one end of the damping column (801) is fixedly connected with the surface of the mounting piece (5), and the other end of the damping column (801) extends to the surface of the belt pulley body (1);
the surface sliding connection of shock-absorbing column (801) has solid fixed ring (802), the surface of solid fixed ring (802) is connected with the inner wall fixed of shock-absorbing hole (8).
4. A pulley having a friction plate structure as in claim 3, wherein: the surface of shock-absorbing column (801) has cup jointed damping spring (803), damping spring's (803) both ends respectively with the surface of mounting plate (5) and the fixed surface fixed connection of solid fixed ring (802).
5. The pulley having a friction plate structure as in claim 1, wherein: the limiting and adjusting mechanism comprises a limiting travel groove (9), the limiting travel groove (9) is formed in the inner wall of the mounting groove (4), and one end of the limiting travel groove (9) penetrates through and extends to the surface of the belt pulley body (1);
the inner wall sliding connection of spacing travel groove (9) has spacing regulating block (901), the surface of spacing regulating block (901) and the inner wall looks adaptation of spacing travel groove (9).
6. The pulley having a friction plate structure as in claim 5, wherein: one end of the limiting and adjusting block (901) is fixedly connected with the surface of the mounting plate (5), and the other end of the limiting and adjusting block (901) extends to the surface of the belt pulley body (1).
7. The pulley having a friction plate structure as in claim 6, wherein: an adjusting groove (903) is formed in one surface, opposite to the first arc-shaped groove (2) and the second arc-shaped groove (3), of the belt pulley body (1), the inner wall of the adjusting groove (903) is circular, and a limit connecting bearing (904) is fixedly arranged on the inner wall of the adjusting groove (903);
an adjusting wheel (905) is fixedly sleeved on the outer ring of the limiting connection bearing (904), the surface of the adjusting wheel (905) is in sliding connection with the inner wall of the adjusting groove (903), and the surface of the limiting adjusting block (901) is in threaded clearance connection with the surface of the adjusting wheel (905).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321461217.3U CN219911680U (en) | 2023-06-09 | 2023-06-09 | Belt pulley with friction plate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321461217.3U CN219911680U (en) | 2023-06-09 | 2023-06-09 | Belt pulley with friction plate structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911680U true CN219911680U (en) | 2023-10-27 |
Family
ID=88424776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321461217.3U Active CN219911680U (en) | 2023-06-09 | 2023-06-09 | Belt pulley with friction plate structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911680U (en) |
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2023
- 2023-06-09 CN CN202321461217.3U patent/CN219911680U/en active Active
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