Automobile clutch facing polishing device

Abstract

The utility model belongs to the technical field of clutch facing polishing equipment, and particularly relates to an automobile clutch facing polishing device. The grinding device comprises a base, a fixing structure and a grinding structure. The fixing structure comprises a frame body, a driving motor arranged on the frame body, and a supporting and tightening piece of which one end is connected with the driving motor and the other end is connected with an inner ring of the clutch facing; the polishing structure comprises at least two transmission rollers arranged on the two sides of the base and a polishing belt fixed through the transmission rollers. The polishing belt is formed by connecting two parallel belt bodies end to end, and the lower end of the clutch facing is located between the two belt bodies. Due to the arrangement of the fixing structure and the grinding structure, the purpose of grinding the two faces of the clutch facing can be achieved, the clutch facing rotates stably in the grinding process, and the grinding effect can be improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to clutch face sheet polishing equipment technical field, concretely relates to a kind of automobile clutch face sheet polishing device. BACKGROUND

[0002] Automobile clutch is located in the flywheel housing between engine and gearbox, clutch assembly is fixed on the rear plane of flywheel by screw, the output shaft of clutch is the input shaft of gearbox, during the automobile driving, driver can step on or release clutch pedal according to need, make engine and gearbox temporarily separate and gradually engage, to cut off or transmit the power inputted to transmission by engine, currently widely used on automobile is spring-pressed friction clutch.Car clutch face sheet is a kind of friction material, the processing of clutch face sheet is mostly that composite fiber line is dipped in resin, then dipped in glue pulp, after winding, it is hot-pressed into shape, further heat treated, then processed by grinding, dusted and marked, finally inspected and packaged.Currently, clutch face sheet polishing device can only polish single side, so the polishing efficiency of polishing device needs to be improved.

[0003] The document with authorized announcement number CN220762106U discloses an automatic polishing device for automobile clutch face sheet production, comprising a threaded transmission base, a clutch face sheet fixing seat and a polishing mechanism, the threaded transmission base is fixedly installed with the clutch face sheet fixing seat, the two sides of the clutch face sheet fixing seat are respectively provided with the polishing mechanism, the polishing mechanism is fixedly installed on the threaded transmission base, and the polishing mechanism is provided with two.

[0004] However, the device still has the following problems: the rotation of clutch face sheet is realized by relying on the friction force between rotating belt and face sheet, when abrasive belt is pushed to contact and press the surface to be polished of clutch face sheet by rolling shaft, the rotation of clutch face sheet is hindered or even stopped, so the requirement for rotating belt is high, the economic cost is large, and the practicability is not strong. UTILITY MODEL CONTENTS

[0005] In view of the above problems, the utility model aims to provide an automobile clutch face sheet polishing device, through the setting of fixing structure and polishing structure, the purpose of polishing both sides of clutch face sheet can be realized, and the rotation of clutch face sheet is stable during polishing, which is beneficial to improve polishing effect.

[0006] In order to achieve the above purpose, the technical scheme of the utility model is as follows:

[0007] The utility model provides a kind of automobile clutch face sheet polishing device, including base, fixed structure for being arranged on the base and being used to fix clutch face sheet, polishing structure is arranged on the base and is polished to the lower end both sides of the clutch face sheet;The fixed structure includes frame body, drive motor being arranged on the frame body, and bracing member is connected with one end of the drive motor, and the inner ring of the clutch face sheet is connected with the other end;The polishing structure includes at least two transmission rollers being arranged on the both sides of the base, and polishing belt is fixed by the transmission roller;The polishing belt is made of two parallel band bodies and is connected by head and tail, and the lower end of clutch face sheet is located between two band bodies.

[0008] As a further preferred embodiment of the utility model, the polishing structure further comprises two pushing members arranged on the base and located at the side ends of the two band bodies for pushing the two band bodies towards the two sides of the clutch face sheet respectively.

[0009] As a further preferred embodiment of the utility model, the pushing member comprises a vertical plate arranged on the base, a first driving cylinder arranged on the vertical plate, a vertical frame connected with the first driving cylinder, and a compression roller rotatably arranged on the vertical frame and parallel to the band body.

[0010] As a further preferred embodiment of the utility model, the bracing member comprises a shaft body connected with the drive motor, a tube body arranged on the end of the shaft body, a first aperture arranged on the outer circumferential side of the tube body and communicating with the inner space of the tube body, a bracing rod passing through the first aperture and inserted into the tube body, and a column inserted into the tube body and used for extruding the bracing rod.

[0011] As a further preferred embodiment of the utility model, the bracing member further comprises an arc-shaped protrusion arranged on the end of the bracing rod located in the tube body, and an arc-shaped surface arranged on the outer circumferential side of the end of the column and matched with the arc-shaped protrusion.

[0012] As a further preferred embodiment of the utility model, the bracing member further comprises a threaded rod arranged on the end of the column, and an internal threaded hole arranged on the end of the shaft body, communicating with the inner space of the tube body, and matched with the threaded rod; The diameter of the internal threaded hole is smaller than the inner diameter of the tube body.

[0013] As a further preferred embodiment of the utility model, the end of the bracing rod away from the tube body is provided with a friction layer.

[0014] As a further preferred embodiment of the present application, the fixing structure further comprises a top fixing frame arranged on the frame body and used for connecting with the clutch face sheet; the top fixing frame comprises two plate bodies oppositely arranged and located on both sides of the clutch face sheet, a second opening hole arranged on the plate body, a supporting rod penetrating through the second opening hole and connected with the inner side of the clutch face sheet, and a ball arranged on the outer circumferential side of the supporting rod.

[0015] As a further preferred embodiment of the present application, the second opening hole is a strip-shaped hole, the supporting rod is provided with external threads, and two limiting nuts are screwed on the supporting rod and located on both sides of the plate body.

[0016] As a further preferred embodiment of the present application, the top fixing frame further comprises a rotating rod rotatably arranged between the two plate bodies, an outer cylinder sleeved on the rotating rod and connected with the outer side of the clutch face sheet.

[0017] As a further preferred embodiment of the present application, the top fixing frame further comprises a connecting rod connected with the rotating rod and extending to the outer side of the plate body, a first pulley arranged on the connecting rod, a second pulley arranged on the shaft body, and a transmission belt used for connecting the first pulley and the second pulley.

[0018] As a further preferred embodiment of the present application, the fixing structure further comprises a second driving cylinder arranged on the base, and a lifting frame having one end connected with the second driving cylinder and the other end connected with the frame body. BRIEF DESCRIPTION OF DRAWINGS

[0019] FIG. 1 is a structural schematic view of the present application in a side view angle. Figure 1

[0020] FIG. 2 is a structural schematic view of the present application in a front view angle. Figure 2

[0021] FIG. 3 is a partial schematic view A of the present application. Figure 3

[0022] FIG. 4 is a structural schematic view of the present application in a side view angle of an embodiment 2. Figure 4

[0023] FIG. 5 is a partial schematic view B of the present application. Figure 5

[0024] BRIEF DESCRIPTION OF DRAWINGS: clutch face sheet a, base 1, fixing structure 2, polishing structure 3;

[0025] frame body 21, driving motor 22, bracing member 23, top fixing frame 24, second driving cylinder 25, lifting frame 26;

[0026] ​​​​​Shaft body 231, pipe body 232, first opening hole 233, support rod 234, column body 235, arc-shaped protrusion 236, arc-shaped surface 237, threaded rod 238, internally threaded hole 239;

[0027] Friction layer 234a;

[0028] Plate body 241, second opening hole 242, support rod 243, ball 244, rotating rod 245, outer cylinder 246, connecting rod 247, first pulley 248, second pulley 249;

[0029] External thread 243a, limit nut 243b;

[0030] Transmission roller 31, belt body 32, pusher 33;

[0031] Vertical plate 331, first drive air cylinder 332, vertical frame 333, compression roller 334. DETAILED DESCRIPTION

[0032] In the description of the present application, it should be understood that the terms "upper", "lower", "inner", "outer", "left", "right" and the like indicate the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the product of the present application is used, or the orientation or positional relationship commonly understood by those skilled in the art, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0033] In addition, the terms "first", "second" and the like are only used to distinguish the description, and cannot be understood as indicating or implying relative importance

[0034] In the description of the present application, it should be understood that, unless otherwise explicitly specified and limited, the terms "provided", "connected" and the like should be understood broadly, for example, "connected" can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or electrically connected; can be directly connected, or indirectly connected through an intermediate medium; can be the communication between two elements inside. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0035] Example 1

[0036] The embodiment provides an automobile clutch surface sheet polishing device, as shown in the accompanying Figure 1 Figure 3 ​As shown, comprising base 1, fixed structure 2 arranged on the base 1 and used to fix the clutch sheet a, polishing structure 3 arranged on the base 1 and polishing the lower end of the clutch sheet a.

[0037] In this embodiment, the fixed structure 2 comprises a frame 21, a drive motor 22 arranged on the frame 21, and a tensioning member 23 connected to one end of the drive motor 22 and the other end of the inner ring of the clutch sheet a. Wherein the tensioning member 23 can adopt the form of two or three claws to tension and fix the inner ring of the clutch sheet a, when the drive motor 22 drives the tensioning member 23 to rotate, the tensioning member 23 can drive the clutch sheet a to rotate synchronously. Further, the end of the support rod 234 away from the pipe body 232 is provided with a friction layer 234a, which is used to further enhance the connection tightness of the support rod 234 and the inner ring of the clutch sheet a, and the friction layer 234a can be made of materials such as rubber, which is the existing technology in the field, so this embodiment will not be described again.

[0038] In this embodiment, the polishing structure 3 comprises at least two transmission rollers 31 arranged on both sides of the base 1, a polishing belt fixed by the transmission rollers 31, two pushing members 33 arranged on the base 1 and located at the side ends of the two belt bodies 32, respectively, for pushing the two belt bodies 32 to approach the two sides of the clutch sheet a.

[0039] Further, the polishing belt is composed of two parallel belt bodies 32 connected end to end, and the lower end of the clutch sheet a is located between the two belt bodies 32. Wherein, at least one side of the two belt bodies 32 towards the clutch sheet a is provided with an abrasive surface, or the belt body 32 itself is directly made of a sand belt. Sand belt is a well-known technology in the field, which is generally a belt-shaped tool that can be used for grinding and polishing, made by using adhesive to bond abrasive to flexible materials such as paper and cloth.

[0040] As a further preferred embodiment of the present application, the pushing member 33 comprises a vertical plate 331 arranged on the base 1, a first driving cylinder 332 arranged on the vertical plate 331, a vertical frame 333 connected with the first driving cylinder 332, and a compression roller 334 rotatably arranged on the vertical frame 333 and parallel to the belt 32. The vertical frame 333 is preferably a H-shaped structure or a “[”-shaped structure composed of a vertical plate and two parallel horizontal plates, and has an opening facing the belt 32. The two horizontal plates are rotatably connected with the two ends of the compression roller 334, so as to rotatably fix the compression roller 334 on the vertical frame 333. When the first driving cylinder 332 drives the vertical frame 333 to approach the belt 32, the compression roller 334 is firstly connected with the outer side of the belt 32, and further pushes the belt 32 to abut against the clutch disc a, so as to polish the clutch disc a. The rotatable arrangement of the compression roller 334 can reduce the abrasion between the compression roller 334 and the belt 32, and prolong the service life of the belt 32.

[0041] As a further preferred embodiment of the present application, the tensioning member 23 comprises a shaft body 231 connected with the driving motor 22, a tube body 232 arranged on the end of the shaft body 231, a first opening 233 arranged on the outer circumferential side of the tube body 232 and communicating with the inner space of the tube body 232, a supporting rod 234 penetrating through the first opening 233 and inserted into the tube body 232, a column body 235 inserted into the tube body 232 and used for extruding the supporting rod 234, an arc-shaped protrusion 236 arranged on the end of the supporting rod 234 located in the tube body 232, an arc-shaped surface 237 arranged on the outer circumferential side of the end of the column body 235 and matched with the arc-shaped protrusion 236, a threaded rod 238 arranged on the end of the column body 235, and an internal threaded hole 239 arranged on the end of the shaft body 231, communicating with the inner space of the tube body 232, and matched with the threaded rod 238. The diameter of the internal threaded hole 239 is smaller than the inner diameter of the tube body 232.

[0042] The shaft body 231 extends into the inner ring of the clutch face sheet a and is preferably perpendicular to the center of the clutch face sheet a; the pipe body 232 is an outer pipe embedded on the outside of the shaft body 231, and the connection strength between the pipe body 232 and the shaft body 231 can be ensured by screwing, bonding, welding or the like, and the pipe body 232 has the function of extending the length of the shaft body 231; the first opening 233 is provided on the outer circumferential side of the pipe body 232 and is mainly used for fixing the support rod 234, the number of the first openings 233 is preferably three, corresponding to the installation of three support rods 234, and the depth of the first opening 233 is preferably 1 / 4-1 / 3 of the length of the support rod 234, so as to ensure good support strength of the support rod 234; the support rod 234 is inserted into the first opening 233 in the form of being perpendicular to the surface of the pipe body 232 and extends into the pipe hole of the pipe body 232, and bears the function of connecting the pipe body 232 and the inner ring of the clutch face sheet a; the arc surface of the end of the arc-shaped protrusion 236 protrudes into the pipe hole of the pipe body 232; the outer diameter of the column body 235 is equivalent to the hole diameter of the pipe hole of the pipe body 232, and when the column body 235 is inserted into the pipe hole of the pipe body 232, the arc surface 237 at the column body 235 is in contact with the arc-shaped protrusion 236, and with the deepening of the column body 235, the arc-shaped protrusion 236 is extruded, so that the support rod 234 has a tendency to move outward along the first opening 233, so that the support rod 234 is fully pressed against the inner ring of the clutch face sheet a; the screwing of the threaded rod 238 and the internal thread hole 239 ensures that the column body 235 will not slide in the pipe body 232, and ensures the fixing effect of the straining piece 23.

[0043] The working principle of the polishing device provided by the embodiment is as follows: the clutch face sheet a is fixed by the straining piece 23, the clutch face sheet a is connected with the driving motor 22 through the straining piece 23, and at this time the clutch face sheet a is located between the inner sides of the two belt bodies 32. The driving motor 22 drives the clutch face sheet a to rotate, the first driving cylinder 332 is started to drive the vertical frame 333 to approach the belt body 32, and the compression roller 334 pushes the belt body 32 to abut against the clutch face sheet a, so as to polish the clutch face sheet a.

[0044] Embodiment 2

[0045] The embodiment optimizes the structure on the basis of the embodiment 1, as shown in the accompanying drawings Figure 4 The accompanying drawings Figure 5 are as follows:

[0046] The fixing structure 2 further includes a top fixing frame 24 arranged on the frame body 21 and used for connecting with the clutch face sheet a, a second driving cylinder 25 arranged on the base 1, and a lifting frame 26 having one end connected with the second driving cylinder 25 and the other end connected with the frame body 21. The top fixing frame 24 is arranged on the upper part of the frame body 21, and the lifting frame 26 is arranged on the lower part of the frame body 21, and the driving cylinder 25 is used for realizing the synchronous lifting of the frame body 21, the top fixing frame 24 and the structures on the two frame bodies.

[0047] In the embodiment, the top fixing frame 24 comprises two plate bodies 241 arranged oppositely and located on both sides of the clutch face sheet a, a second opening 242 arranged on the plate body 241, a support rod 243 passing through the second opening 242 and connected with the inner side of the clutch face sheet a, and balls 244 arranged on the outer circumferential side of the support rod 243. The second opening 242 is a strip-shaped hole, the support rod 243 is provided with external threads 243a, and the support rod 243 is screwed with two limiting nuts 243b located on both sides of the plate body 241; the distance between the two plate bodies 241 is equivalent to the thickness of the clutch face sheet a; the second opening 242 is preferably a strip-shaped hole, which ensures that the support rod 243 has an up-down adjustable function; when the height of the support rod 243 is determined, the support rod 243 is fixed on the plate body 241 through the limiting nut 243b. The support rod 243 passes through the plate body 241 and abuts against the inner annular surface of the clutch face sheet a, thereby supporting the clutch face sheet a. It is worth noting that the support rod 243 needs to ensure that it does not contact the surface of the support rod 234, so as to avoid affecting the supporting and fixing effect of the support rod 234.

[0048] As a further preferred embodiment, the top fixing frame 24 further comprises a rotating rod 245 arranged rotatably between the two plate bodies 241, an outer cylinder 246 sleeved on the rotating rod 245 and connected with the outer side of the clutch face sheet a, a connecting rod 247 connected with the rotating rod 244 and extending to the outer side of the plate body 241, a first pulley 248 arranged on the connecting rod 247, a second pulley 249 arranged on the shaft body 231, and a transmission belt for connecting the first pulley 248 and the second pulley 249. The connecting rod 247 is concentrically connected with the rotating rod 245, so as to ensure that the connecting rod 247 drives the rotating rod 245 to rotate, thereby driving the outer cylinder 246 on the rotating rod 245 to rotate. The outer surface of the outer cylinder 246 abuts against the side of the clutch face sheet a, so as to ensure that the outer cylinder 246 can drive the clutch face sheet a to rotate when the outer cylinder 246 rotates. The material of the outer surface of the outer cylinder 246 is preferably rubber or the like, so as to improve the friction between the outer cylinder 246 and the clutch face sheet a. The structure of the first pulley 248, the second pulley 249 and the transmission belt can make the driving motor 22 drive the outer cylinder 246 and the supporting and fixing part 23 to rotate concentrically, thereby improving the rotation stability of the clutch face sheet a and ensuring the polishing effect of the clutch face sheet a.

[0049] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, without deviating from the spirit of the present application or exceeding the scope defined by the appended claims.

Claims

1. An automotive clutch facings grinding apparatus, characterized by: The utility model provides a kind of fixed structure (2) and polishing structure (3) of clutch face piece (a) for the clutch face piece (a) of clutch face piece (a) and the polishing of the lower end of clutch face piece (a) are provided, the fixed structure (2) includes frame body (21), drive motor (22) being arranged on the frame body (21), and bracing member (23) being connected with one end of drive motor (22) and being connected with the inner ring of clutch face piece (a) on the other end;The polishing structure (3) includes at least two transmission rollers (31) being arranged on the both sides of base (1), and polishing belt being fixed by transmission roller (31);The polishing belt is made of two parallel band bodies (32) and is connected by head and tail, and the lower end of clutch face piece (a) is located between two band bodies (32).

2. The device for polishing clutch facings of an automobile as set forth in claim 1, characterized in that: The polishing structure (3) further includes two pushing members (33) being arranged on the base (1) and being located at the side end of two band bodies (32) for respectively pushing two band bodies (32) to be close to the two sides of clutch face piece (a).

3. The device for polishing clutch facings of an automobile as set forth in claim 2, characterized in that: The pushing member (33) includes vertical plate (331) being arranged on the base (1), first drive cylinder (332) being arranged on the vertical plate (331), vertical frame (333) being connected with first drive cylinder (332), and pressure roller (334) being rotatably arranged on the vertical frame (333) and being parallel with the band body (32).

4. The device for polishing clutch facings of an automobile as set forth in claim 1, characterized in that: The bracing member (23) includes shaft body (231) being connected with drive motor (22), pipe body (232) being arranged on the end of shaft body (231), first opening (233) being arranged on the outer circumferential side of pipe body (232) and being communicated with the inner space of pipe body (232), bracing rod (234) being inserted into pipe body (232) through first opening (233), and column body (235) being inserted into pipe body (232) and being used for extruding bracing rod (234).

5. The device for polishing clutch facings of an automobile as set forth in claim 4, wherein: The bracing member (23) further includes arc-shaped protrusion (236) being arranged on the end of bracing rod (234) located in pipe body (232), and arc-shaped surface (237) being arranged on the outer circumferential side of the end of column body (235) and being matched with arc-shaped protrusion (236).

6. The device for polishing clutch facings of an automobile as set forth in claim 4, wherein: The bracing member (23) further includes threaded rod (238) being arranged on the end of column body (235), and internal thread hole (239) being arranged on the end of shaft body (231), being communicated with the inner space of pipe body (232) and being matched with threaded rod (238);The diameter of internal thread hole (239) is smaller than the inner diameter of pipe body (232).

7. The device for polishing clutch facings of an automobile as set forth in claim 4, wherein: The end of bracing rod (234) away from pipe body (232) is provided with friction layer (234a).

8. The device for polishing clutch facings of an automobile as set forth in claim 1, characterized in that: The fixing structure (2) further comprises a top fixing frame (24) arranged on the frame body (21) and used for connecting with the clutch face sheet (a); the top fixing frame (24) comprises two plate bodies (241) oppositely arranged and located on two sides of the clutch face sheet (a), a second opening (242) arranged on the plate body (241), a supporting rod (243) penetrating through the second opening (242) and connected with an inner side of the clutch face sheet (a), and a ball (244) arranged on an outer circumferential side of the supporting rod (243).

9. The device of claim 8, wherein: The second opening (242) is a strip-shaped hole, the supporting rod (243) is provided with an external thread (243a), and two limiting nuts (243b) are screwed on the supporting rod (243) and located on two sides of the plate body (241).

10. The device for polishing clutch facings of an automobile as set forth in claim 8, wherein: The top fixing frame (24) further comprises a rotating rod (245) rotatably arranged between the two plate bodies (241), and an outer cylinder (246) sleeved on the rotating rod (245) and connected with an outer side of the clutch face sheet (a).

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