Positioning clamp for machining wind power friction plate

Abstract

The utility model discloses a positioning clamp for wind power friction plate processing, and relates to the technical field of wind power friction plate processing clamps, the positioning clamp comprises an operation table, the inner wall of the center of the operation table is fixedly connected with a fixing device, and clamping devices are arranged on the outer wall of the operation table in an annular array mode; by arranging the fixing device and the clamping device, in the fixing process, on one hand, the friction force between the friction plate and the fixing disc is increased through the anti-skid pad on the fixing disc, and the friction plate is prevented from relatively sliding on the fixing disc; and on the other hand, a rubber block in the clamping device makes close contact with the friction plate, an abutting block on a clamping block presses the outer wall of the top end of the friction plate, the friction plate is fixed in multiple directions, and displacement of the friction plate in the machining process is effectively limited. By means of the all-directional fixing mode, it is guaranteed that the friction plate is always kept at the correct position in the machining process, and machining errors caused by displacement are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to wind power friction plate processing technical field, concretely relates to a positioning fixture for wind power friction plate processing. BACKGROUND

[0002] With the growing demand for clean energy all over the world, the wind power industry, as an important part of the renewable energy field, has developed rapidly, and the processing precision and quality of the wind power friction plate, as a key component in the wind power equipment, directly affect the operation efficiency, reliability and safety of the wind power equipment.

[0003] In the prior art, the shape and size of the wind power friction plate are various, such as annular, sector and various specifications, however, the existing processing fixture can only be applied to the friction plate with specific shape and size, and the universality is poor, and the existing fixture fixing mode is single, usually only clamping the friction plate from several fixed points, lacking of all-around fixing measures, in order to meet the demand of the wind power industry for the wind power friction plate, improve the performance and reliability of the wind power equipment, and urgently need to develop a new type of positioning fixture for wind power friction plate processing. SUMMARY

[0004] In view of the defects of the prior art, the technical scheme adopted by the utility model to solve the technical problems is: a positioning fixture for wind power friction plate processing, comprising: an operation table, the inner wall of the center of the operation table is fixedly connected with a fixing device, and the outer wall of the operation table is annularly arranged with clamping devices; the fixing device comprises a fixed disc, the inner wall of the fixed disc is provided with a guide groove, the inner wall of the guide groove is slidably connected with a sliding rod, the inner wall of the fixed disc is rotatably connected with a rotating disc, the inner wall of the rotating disc is provided with an arc-shaped groove, the bottom end of the fixed disc is fixedly connected with a driving motor through a support, and the outer wall of the fixed disc is fixedly connected with an anti-skid pad. The anti-skid pad can increase the friction between the friction plate and the fixed disc, and further prevent the relative sliding of the friction plate on the fixed disc.

[0005] Preferably, the outer wall of the fixed disc is fixedly connected with the inner wall of the operation table, and the output end of the driving motor is fixedly connected with the bottom end of the rotating disc. When the rotating disc rotates, the shape change of the arc-shaped groove pushes the limiting ring, and since the outer wall of the sliding rod is slidably connected with the inner wall of the guide groove, the other degrees of freedom of the sliding rod are limited, so that the sliding rod can only slide along the guide groove.

[0006] Preferably, the bottom end of the sliding rod is fixedly connected with a limiting ring, the outer wall of the sliding rod is rotatably connected with a friction cylinder, and the outer wall of the limiting ring is slidably connected with the inner wall of the arc-shaped groove. With the movement of the sliding rod, until the friction cylinder contacts with the inner diameter of the friction plate, the friction plate is fixed and positioned.

[0007] Preferably, the clamping device comprises a sliding groove, an inner wall of the sliding groove is slidably connected with a sliding block, an inner wall of the sliding block is threadedly connected with an adjusting screw rod, a top end of the sliding block is fixedly connected with a fixed block, and an inner wall of the fixed block is rotatably connected with a clamping block. Rotating the adjusting screw rod, the sliding block threadedly connected with the adjusting screw rod slides in the sliding groove, the sliding block drives the fixed block to move close to the friction plate, until the rubber block contacts with the outer diameter of the friction plate, the position of the sliding block can be flexibly adjusted according to the size of the friction plate.

[0008] Preferably, the sliding groove is arranged on an inner wall of the operation table and is arranged in an annular array along a central axis of the operation table, and an outer wall of the adjusting screw rod is rotatably connected with the inner wall of the operation table. An outer wall of the clamping block is fixedly connected with a pressing block, an inner wall of the clamping block is threadedly connected with a control screw rod, and an outer wall of the control screw rod is rotatably connected with a rubber block. When the rubber block is in close contact with the friction plate and moves along with the control screw rod, the clamping block rotates in the fixed block until the pressing block presses the top end outer wall of the friction disc, so that the longitudinal direction of the friction plate is fixed.

[0009] The utility model discloses the beneficial effects are as follows:

[0010] 1. The utility model discloses a fixing device and clamping device are set up, in the fixed process, one side through the antiskid pad on the fixed disc increase the friction between friction plate, prevent the relative sliding of friction plate on the fixed disc, the other side, the rubber block of clamping device is in close contact with the friction plate, and the pressing of the pressing block on the clamping block to the outer wall of the top end of friction plate, from multiple directions to the fixed friction plate, effectively limit the displacement of friction plate in the processing. This all -round fixed mode ensures that the friction plate always keeps in the correct position in the processing, avoids the processing error of displacement.

[0011] 2. The utility model discloses when fixing the wind -powered electricity generation friction piece, the operation procedure is relatively simple and quick, can realize the fixed friction piece fast, and clamping device and fixing device can flexibly adjust the position of sliding block and friction cylinder according to the size of friction piece, can accurately contact with the friction piece of different inside and outside diameter and carry out clamping. The adjustability makes the fixture can adapt to the wind -powered electricity generation friction piece processing of different specifications size, further enhances the universality of fixture.

[0012] 3.The utility model discloses a fixing device and clamping device can be used for the wind power friction piece of annular and sector shape processing, and the cooperation of the fixing device and clamping device can effectively fix the inner diameter and outer diameter of annular friction piece, ensure the stability and precision in the processing, and the inner diameter of sector friction piece can also be limited through starting the fixing device, and then the outer diameter and longitudinal direction are fixed through the clamping device, the adaptability of different shape friction pieces is improved greatly, the versatility of the fixture is improved, and the enterprise does not need to frequently replace the fixture when producing different types of wind power friction pieces, and the production cost and production preparation time are reduced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the structural schematic diagram of the utility model discloses;

[0014] Figure 2 It is the internal structure schematic diagram of the utility model discloses;

[0015] Figure 3 It is the structural schematic diagram of the fixing device of the utility model discloses;

[0016] Figure 4 It is the structural schematic diagram of the clamping device of the utility model discloses.

[0017] In the drawing: 1, operation platform;2, fixing device;21, fixed disc;22, guide groove;23, antiskid pad;24, limit ring;25, sliding rod;26, friction cylinder;27, rotating disc;28, arc slot;29, drive motor;3, clamping device;31, adjusting screw;32, sliding block;33, sliding groove;34, control screw;35, rubber block;36, clamping block;37, abutting block;38, fixed block. DETAILED DESCRIPTION

[0018] The utility model discloses further detailed explanation in combination with the drawings and specific embodiment. The embodiment of the utility model is given for example and description, and is not exhaustive or limit the utility model to the disclosed form. Many modifications and changes are obvious to those skilled in the art. The embodiment is selected and described to better illustrate the principle and practical application of the utility model, and make those skilled in the art understand the utility model to design various embodiments with various modifications suitable for specific use.

[0019] Embodiment:

[0020] Please refer to Figure 1 - Figure 4The utility model provides a technical scheme: a positioning fixture for wind power friction plate processing, it includes: operation platform 1, the fixed device 2 is fixedly connected to the center inner wall of operation platform 1, and the outer wall annular array of operation platform 1 has clamping device 3, the fixed device 2 includes fixed disc 21, and the inner wall of fixed disc 21 is opened with guide groove 22, and the inner wall sliding connection of guide groove 22 has slide 25, and the inner wall rotationally connected of fixed disc 21 has rotary disc 27, and the inner wall of rotary disc 27 is opened with arc slot 28, and the bottom of fixed disc 21 is fixedly connected with driving motor 29 through support, and the outer wall fixedly connected of fixed disc 21 has antiskid pad 23.

[0021] The inner wall of fixed disc 21 is fixedly connected with the inner wall of operation platform 1, and the output end of driving motor 29 is fixedly connected with the bottom end of rotary disc 27.

[0022] The bottom of slide 25 is fixedly connected with limit ring 24, and the outer wall rotationally connected of slide 25 has friction cylinder 26, and the outer wall sliding connection of limit ring 24 has the inner wall of arc slot 28.

[0023] Clamping device 3 includes sliding slot 33, and the inner wall sliding connection of sliding slot 33 has sliding block 32, and the inner wall screw connection of sliding block 32 has adjusting screw 31, and the top of sliding block 32 is fixedly connected with fixed block 38, and the inner wall rotationally connected of fixed block 38 has clamping block 36.

[0024] Sliding slot 33 is opened in the inner wall of operation platform 1, and is annular array along the central axis of operation platform 1, and the outer wall rotationally connected of adjusting screw 31 has the inner wall of operation platform 1, and the outer wall fixedly connected of clamping block 36 has resistance block 37, and the inner wall screw connection of clamping block 36 has control screw 34, and the outer wall rotationally connected of control screw 34 has rubber block 35.

[0025] Working principle:

[0026] When needing to process annular friction plate, the friction plate is fixed through fixed device 2, first, the friction plate is placed on fixed disc 21, and the friction between friction plate and fixed disc 21 can be increased through antiskid pad 23, further prevent the relative sliding of friction plate on fixed disc 21, ensure the position stability of friction plate in the processing process;

[0027] At this time, the driving motor 29 is started to drive the rotating disc 27 to rotate, when the rotating disc 27 rotates, the rotating disc 27 drives the limiting ring 24 to move through the arc-shaped slot 28 in the rotating disc 27, since the arc-shaped slot 28 adopts an arc-shaped structure, the shape change of the arc-shaped slot 28 drives the limiting ring 24 to move, since the slide rod 25 penetrates the guide slot 22 and slides relative to each other, the slide rod 25 can only move along the guide slot 22 under the limitation of the guide slot 22, with the movement of the slide rod 25, until the friction cylinder 26 contacts the inner diameter of the friction plate, thereby fixing the inner diameter of the friction plate, the friction cylinder 26 is arranged outside the slide rod 25, so that the wind power friction plate can increase the friction force and reduce the local pressure by increasing the contact area during clamping, while ensuring the fixation of the annular wind power friction plate, the wind power friction plate will not be damaged due to excessive pressure at the fixation point, so the anti-skid pad 23 can increase the friction force between the friction plate and the friction plate, and can fix and position the friction plate, and can prevent damage to the surface of the friction plate;

[0028] When the inner diameter of the friction plate is fixed, the clamping device 3 is used to rotate the adjusting screw 31, the sliding block 32 connected with the adjusting screw 31 is slid in the sliding groove 33, the sliding block 32 drives the fixed block 38 to move towards the friction plate, until the fixed block 38 contacts the outer diameter of the friction plate, at this time, the control screw 34 is rotated, since the clamping block 36 is in threaded connection with the control screw 34, the control screw 34 moves towards the friction plate, thereby pushing the rubber block 35 to contact the friction plate, and with the movement of the control screw 34, the clamping block 36 rotates in the fixed block 38, until the abutting block 37 presses the outer wall of the top end of the friction disc, thereby fixing the axial direction of the friction plate, thereby completing the fixation of the annular friction plate;

[0029] When the fan-shaped friction plate is processed, the fixing device 2 is started to limit the inner diameter of the fan-shaped friction plate by the friction cylinder 26, then the clamping device 3 is used to rotate the adjusting screw 31, until the rubber block 35 contacts the outer diameter of the friction plate, the control screw 34 is further rotated, the clamping block 36 rotates in the fixed block 38, until the abutting block 37 presses the outer wall of the top end of the friction disc, thereby further fixing the fan-shaped friction plate.

[0030] Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary skilled in the art and related fields without creative labor should belong to the protection scope of the present application. The structures, devices and operation methods not specifically described and explained in the present application, if no special description and limitation, are implemented according to the conventional means in the art.

Claims

1. A positioning fixture for wind power friction plate machining, comprising: The operation platform (1) is characterized in that the central inner wall of the operation platform (1) is fixedly connected with a fixing device (2), and the outer wall of the operation platform (1) is annularly arranged with a clamping device (3). The fixing device (2) comprises a fixing disc (21), the inner wall of the fixing disc (21) is provided with a guide groove (22), the inner wall of the guide groove (22) is slidably connected with a sliding rod (25), the inner wall of the fixing disc (21) is rotatably connected with a rotating disc (27), the inner wall of the rotating disc (27) is provided with an arc-shaped groove (28), the bottom end of the fixing disc (21) is fixedly connected with a driving motor (29) through a support, and the outer wall of the fixing disc (21) is fixedly connected with an anti-skid pad (23).

2. The positioning fixture for wind power friction plate machining according to claim 1, characterized in that: The outer wall of the fixing disc (21) is fixedly connected with the inner wall of the operation platform (1), and the output end of the driving motor (29) is fixedly connected with the bottom end of the rotating disc (27).

3. The positioning fixture for wind power friction plate machining according to claim 1, characterized in that: The bottom end of the sliding rod (25) is fixedly connected with a limiting ring (24), the outer wall of the sliding rod (25) is rotatably connected with a friction cylinder (26), and the outer wall of the limiting ring (24) is slidably connected with the inner wall of the arc-shaped groove (28).

4. The positioning fixture for wind power friction plate machining according to claim 1, characterized in that: The clamping device (3) comprises a sliding groove (33), the inner wall of the sliding groove (33) is slidably connected with a sliding block (32), the inner wall of the sliding block (32) is threadedly connected with an adjusting screw rod (31), the top end of the sliding block (32) is fixedly connected with a fixing block (38), and the inner wall of the fixing block (38) is rotatably connected with a clamping block (36).

5. The positioning fixture for wind power friction plate machining according to claim 4, characterized in that: The sliding groove (33) is arranged on the inner wall of the operation platform (1) and is annularly arranged along the central axis of the operation platform (1), and the outer wall of the adjusting screw rod (31) is rotatably connected with the inner wall of the operation platform (1).

6. A positioning fixture for wind power friction plate machining according to claim 4, characterized in that: The outer wall of the clamping block (36) is fixedly connected with a resisting block (37), the inner wall of the clamping block (36) is threadedly connected with a control screw rod (34), and the outer wall of the control screw rod (34) is rotatably connected with a rubber block (35).

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