Polishing equipment for PTFE workpiece production

Abstract

The utility model discloses polishing equipment for PTFE (Polytetrafluoroethylene) workpiece production, which relates to the technical field of PTFE workpieces and comprises a polishing machine main body, the top of the polisher body is rotatably provided with a drum through a bearing, a sleeve is fixedly mounted in the polisher body at one end of the drum, and the top of the sleeve is rotatably connected with a turntable. Polishing and grinding cloth made of soft materials adheres to the surface of the top of the rotary disc, a workpiece body is limited by being clamped to the top and the bottom of the top plate and the top and the bottom of the abutting plate respectively, the threaded rod moves towards the bottom by rotating the rotary drum, and then the top plate and the polishing and grinding cloth are driven to be attached and extruded. The polishing and grinding cloth can be driven to rub along the surface of the workpiece body by controlling the rotating disc to rotate, polishing operation on the workpiece body is achieved, manual polishing operation in the prior art is replaced, the production efficiency is improved, and the extrusion force between the workpiece body and the polishing and grinding cloth can be adjusted and controlled according to actual requirements.

Description

TECHNICAL FIELD

[0001] The utility model relates to PTFE workpiece technical field, concretely relates to a polishing equipment for PTFE workpiece production. BACKGROUND

[0002] PTFE is a kind of synthetic fluorine-containing thermoplastic special engineering plastics, it has a series of excellent performance, such as chemical inertness, high melting point, low friction coefficient, weather resistance, flame retardance, aging resistance, good mechanical strength and excellent electrical insulation etc., these properties make PTFE be widely used in industrial field, be processed into various workpieces to meet the needs of different industries.

[0003] PTFE material because of its unique performance, such as excellent chemical resistance, high temperature resistance, low friction coefficient and non-stickiness etc., has a wide range of applications in the sealing ring field, and the application field of PTFE sealing ring is also very wide, for example, petroleum and natural gas industry, chemical industry, food and pharmaceutical industry, aerospace and military and automobile industry etc.

[0004] In the production process of PTFE material sealing ring, polishing is a key process step, aims at improving the smoothness and aesthetic property of workpiece surface, also helps to improve its corrosion resistance and wear resistance, and the existing PTFE sealing ring grinding scheme is mainly manual grinding and polishing on plane, but, such polishing mode has the problems of relatively low grinding production efficiency and difficult size precision control, therefore, it is necessary to propose a kind of polishing equipment for PTFE workpiece production to solve these problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of polishing equipment for PTFE workpiece production to solve the problems of relatively low grinding production efficiency and difficult size precision control of PTFE sealing ring by manual polishing.

[0006] To solve the above technical problems, the technical scheme adopted by the utility model is:

[0007] The utility model provides a kind of polishing equipment for PTFE workpiece production, including polishing machine main body;The top of polishing machine main body is rotatably installed with rotating drum by bearing, the inside of polishing machine main body in rotating drum one end is fixedly installed with sleeve, rotating disc is rotatably connected with the top of sleeve, motor is fixedly connected with the inside of sleeve, the output shaft top of this motor and rotating disc are fixedly connected, the inside of rotating drum is screwedly installed with threaded rod, the top of this threaded rod extends the inside of rotating drum and is fixedly connected with adjusting plate, the top of each telescopic frame is fixedly connected with the surface of adjusting plate, the top of each telescopic frame is fixedly connected with the surface of adjusting plate, the one end of adjusting plate is fixedly installed with fixed block, workpiece body is provided on the periphery of fixed block, the top of fixed block in workpiece body is fixedly installed with top plate, the bottom of fixed block in workpiece body is provided with abutment plate by adjusting component, and the adjusting component is used to adjust the position of abutment plate.

[0008] The grinding production efficiency of PTFE sealing ring by manual polishing is relatively low, and the size accuracy is not easy to control. In the application, the polishing abrasive cloth is adhered by installing a rotating disc, and the polishing abrasive cloth is rotated by installing a motor to drive the rotating disc, so as to facilitate subsequent polishing work of the workpiece body. The inside of the workpiece body is supported by installing a top plate and an abutment plate, and the threaded rod is moved towards the bottom by rotating the rotating drum, so that the workpiece body is attached to the polishing abrasive cloth. The pressing force between the workpiece body and the polishing abrasive cloth can be adjusted and controlled according to different actual needs, so as to facilitate the manual positioning of the workpiece body by the operator, and the polishing work is facilitated. The operator can manually rotate the workpiece body, and then conveniently and uniformly polish the outer surface of the workpiece body. The existing manual polishing operation is replaced, and the production efficiency is improved.

[0009] Further improvement of the technical scheme of the utility model is that the adjusting component includes a sleeve, the top of the sleeve is fixedly connected with the bottom of the fixed block, a screw rod is screwedly installed in the inside of the sleeve, the bottom of the screw rod extends out of the inside of the sleeve and is rotatably connected with the top of the abutment plate by a bearing, the bottom surface of each telescopic rod is fixedly connected with the surface of the abutment plate.

[0010] By adopting the above technical scheme, if the distance between the top plate and the abutment plate is fixed, only the workpiece body with a fixed diameter can be supported and positioned, and the use range of the device is limited. In the application, the adjusting component is provided. By rotating the screw rod, the screw rod is rotated in the inside of the sleeve and moves towards the bottom, the abutment plate is driven to move, the position of the abutment plate is adjusted, and then the distance between the top plate and the abutment plate is adjusted. Therefore, the workpiece body with different diameters can be supported and positioned, and the application range of the device is expanded.

[0011] The further improvement of the utility model technical scheme lies in that the outer surface of the screw rod at the bottom of the sleeve is fixedly installed with a hand wheel.

[0012] By adopting the above technical scheme, the hand wheel is installed to expand the contact area between the hand of the operator and the screw rod, so as to facilitate the rotation operation of the screw rod.

[0013] The further improvement of the utility model technical scheme lies in that the top surface of the top plate is attached with a first anti-skid pad, the top surface of the first anti-skid pad is attached with the surface of the workpiece body, the bottom surface of the abutting plate is attached with a second anti-skid pad, and the bottom of the second anti-skid pad is attached with the surface of the workpiece body.

[0014] By adopting the above technical scheme, the first and second anti-skid pads are arranged to increase the friction between the top plate, the abutting plate and the surface of the workpiece body, so as to limit the rotation of the workpiece body, thereby improving the stability of the workpiece body polishing.

[0015] The further improvement of the utility model technical scheme lies in that the periphery of the turntable is fixedly installed with clamping strips, and the material of each clamping strip is aluminum alloy.

[0016] By adopting the above technical scheme, the clamping strips are installed, the clamping strips are made of aluminum alloy, after the polishing and grinding cloth is pasted on the surface of the turntable, the clamping strips are bent, the clamping strips are clamped on the top of the polishing and grinding cloth, the polishing and grinding cloth is further limited, the displacement of the polishing and grinding cloth in the grinding process is reduced, and the grinding effect of the workpiece body is further improved.

[0017] The further improvement of the utility model technical scheme lies in that the inner side surface of each clamping strip at the top of the turntable is attached with a third anti-skid pad.

[0018] By adopting the above technical scheme, the third anti-skid pad is arranged to increase the friction between the surface of the clamping strip and the polishing and grinding cloth, and the limiting effect of the polishing and grinding cloth is improved.

[0019] The further improvement of the utility model technical scheme lies in that the outer side surface of each clamping strip is fixedly installed with a push piece.

[0020] By adopting the above technical scheme, the push piece is installed to expand the contact area between the hand of the operator and the clamping strip, so as to facilitate the straightening of the clamping strip towards the top and the separation between the clamping strip and the polishing and grinding cloth.

[0021] Due to the adoption of the above technical scheme, the utility model has the following technical progress compared with the prior art:

[0022] 1. The utility model provides a kind of polishing equipment for PTFE workpiece production, after adhering polishing abrasive cloth on the surface of rotating disc, by being sleeved in the outer surface of top plate, the top plate and the abutment plate can be limited to workpiece body respectively, by controlling motor to drive rotating disc rotation, simultaneously drive polishing abrasive cloth rotation, and by rotating drum, make threaded rod move to bottom, then drive workpiece body bottom and polishing abrasive cloth adhere, and continue to rotate drum according to need, adjust the extrusion degree between workpiece body and polishing abrasive cloth, to realize polishing and grinding to workpiece body, device overall replaces the polishing operation of existing by hand, improve production efficiency, and it is convenient to adjust and control the extrusion degree between workpiece body and polishing abrasive cloth, improve the flexibility of device.

[0023] 2, the utility model provides a kind of polishing equipment for PTFE workpiece production, by adjusting the mutual cooperation between component, wherein by driving screw rod rotation in sleeve inside, then the position of abutment plate can be adjusted, realize the spacing of top plate and abutment plate is adjusted, to support and limit the workpiece body of different diameter size, to expand the application range of device, wherein by setting antiskid pad one and antiskid pad two can increase the friction between top plate and abutment plate and workpiece body surface respectively, to limit the rotation of workpiece body, to improve the stability of workpiece body polishing.

[0024] 3, the utility model provides a kind of polishing equipment for PTFE workpiece production, by setting card strip into aluminium alloy material, after sticking polishing abrasive cloth on the surface of rotating disc, by bending and clamping in polishing abrasive cloth top of card strip, make antiskid pad three and polishing abrasive cloth surface adhere, can further limit polishing abrasive cloth, reduce the possibility of displacement of polishing abrasive cloth in grinding process, to further improve the effect of workpiece body grinding. DRAWINGS

[0025] The utility model is further described below in conjunction with the drawings.

[0026] Figure 1 It is the perspective view of the utility model;

[0027] Figure 2 It is the perspective view of the second view of the utility model whole;

[0028] Figure 3 It is the workpiece body section local structure schematic view of the utility model;

[0029] Figure 4 It is the rotating disc local structure schematic view of the utility model;

[0030] Figure 5 It is the card strip local structure schematic view of the utility model;

[0031] Figure 6 Figure is the local structure diagram of the rotating drum of the utility model.

[0032] In the figure: 1, polishing machine main body; 2, rotating disc; 3, workpiece body; 4, adjusting plate; 5, adjusting component; 501, sleeve; 502, screw rod; 503, hand wheel; 504, telescopic rod; 6, rotating drum; 7, fixed block; 8, top plate; 9, abutting plate; 10, clamping strip; 11, sleeve; 12, motor; 13, threaded rod; 14, telescopic support; 15, non-slip pad one; 16, non-slip pad two; 17, push piece; 18, non-slip pad three. DETAILED DESCRIPTION

[0033] The utility model will be further explained in detail in connection with examples as follows:

[0034] Example 1

[0035] As shown in Figure 1 , Figure 2 and Figure 3 , the utility model provides a kind of polishing equipment for PTFE workpiece production, including polishing machine main body 1;Polishing machine main body 1 top is rotatably installed with rotating drum 6 by bearing, and the inside of polishing machine main body 1 of rotating drum 6 one end is fixedly installed with sleeve 11, and the top of sleeve 11 is rotatably connected with rotating disc 2, and the inside of sleeve 11 is fixedly connected with motor 12, and the output shaft top of this motor 12 is fixedly connected between rotating disc 2, and the inside of rotating drum 6 is screw-mounted with threaded rod 13, and the top of this threaded rod 13 extends out the inside of rotating drum 6 and is fixedly connected with adjusting plate 4, and the top of polishing machine main body 1 of rotating drum 6 both sides is fixedly installed with telescopic support 14, and the top of each telescopic support 14 is fixedly connected with the surface of adjusting plate 4, and one end of adjusting plate 4 is fixedly installed with fixed block 7, and the periphery of fixed block 7 is provided with workpiece body 3, and the top of fixed block 7 in the inside of this workpiece body 3 is fixedly installed with top plate 8, and the bottom of fixed block 7 in the inside of workpiece body 3 is provided with abutting plate 9 by adjusting component 5, and this adjusting component 5 is used to adjust the position of abutting plate 9.

[0036] In the embodiment, the polishing and grinding production efficiency of the PTFE sealing ring is low, and the size accuracy is not easy to control. In the application, the rotating disc 2 is installed to facilitate the adhesion of the polishing and grinding cloth, and the motor 12 is installed to drive the rotating disc 2 to rotate, thereby driving the polishing and grinding cloth to rotate, so as to facilitate the subsequent polishing work of the workpiece body 3. The top plate 8 and the abutting plate 9 are installed to support the inside of the workpiece body 3, and the rotating drum 6 is rotated, that is, the threaded rod 13 is driven to move to the bottom, so that the workpiece body 3 is attached to the polishing and grinding cloth, so as to adjust and control the pressing force between the workpiece body 3 and the polishing and grinding cloth according to different actual needs, thereby facilitating the auxiliary operator to manually limit the workpiece body 3 to facilitate the polishing work. The operator can manually rotate the workpiece body 3, thereby conveniently and uniformly polishing and grinding the outer surface of the workpiece body 3, replacing the existing manual polishing operation, thereby improving the production efficiency.

[0037] Embodiment 2

[0038] As Figure 1 , Figure 3 and Figure 6 shown, on the basis of embodiment 1, the utility model provides a technical scheme: preferably, the adjusting part 5 includes sleeve 501, the sleeve 501 top and fixed block 7 bottom fixed connection, the inside screw thread of sleeve 501 installs screw rod 502, the bottom of screw rod 502 extends the inside of sleeve 501 and is connected with the top of abutting plate 9 through bearing rotation, the fixed block 7 bottom of sleeve 501 both sides is fixedly installed with telescopic rod 504, and the bottom surface of each telescopic rod 504 is fixedly connected with the surface of abutting plate 9, the outer surface of screw rod 502 at the bottom of sleeve 501 is fixedly installed with hand wheel 503, and the top surface of top plate 8 is attached with non-slip pad one 15, the top surface of non-slip pad one 15 is attached with the surface of workpiece body 3, and the bottom surface of abutting plate 9 is attached with non-slip pad two 16, and the bottom of non-slip pad two 16 is attached with the surface of workpiece body 3.

[0039] In the embodiment, if the spacing between the top plate 8 and the abutting plate 9 is fixed, only the workpiece body 3 with a fixed diameter can be supported and limited, so that the use range of the device is limited, and in the application, the adjusting component 5 is arranged, wherein the abutting plate 9 is driven to move by rotating the screw rod 502 to move in the inside of the sleeve 501 and to the bottom, the position of the abutting plate 9 is adjusted, and then the spacing between the top plate 8 and the abutting plate 9 is adjusted, so that the workpiece body 3 with different diameters can be supported and limited, and the application range of the device is expanded; the hand wheel 503 is installed, so that the contact area between the hands of the operator and the screw rod 502 is expanded, and the screw rod 502 is conveniently rotated; the anti-skid pad one 15 and the anti-skid pad two 16 are arranged, so that the friction between the top plate 8 and the abutting plate 9 and the surface of the workpiece body 3 is increased, the rotation of the workpiece body 3 is limited, and the stability of the polishing of the workpiece body 3 is improved.

[0040] Embodiment 3

[0041] As Figure 1 , Figure 4 and Figure 5 indicated, on the basis of the embodiment 2, the utility model provides a technical scheme: preferably, the periphery of the rotating disc 2 is fixedly installed with the clamping strip 10, the material of each clamping strip 10 is all aluminum alloy material, the inner side surface of each clamping strip 10 at the top of the rotating disc 2 is all attached with the anti-skid pad three 18, and the outer side surface of each clamping strip 10 is all fixedly installed with the push piece 17.

[0042] In the embodiment, the clamping strip 10 is installed, wherein the clamping strip 10 is made of aluminum alloy material, after the polishing and grinding cloth is pasted on the surface of the rotating disc 2, the clamping strip 10 is bent to be clamped on the top of the polishing and grinding cloth, so that the polishing and grinding cloth is further limited, the anti-skid pad three 18 is arranged to increase the friction between the surface of the clamping strip 10 and the polishing and grinding cloth, the limiting effect of the polishing and grinding cloth is improved, the possibility of displacement of the polishing and grinding cloth in the grinding process is reduced, and the grinding effect of the workpiece body 3 is further improved; the push piece 17 is installed to expand the contact area between the hands of the operator and the clamping strip 10, so that the clamping strip 10 is pulled straight to the top to be separated from the polishing and grinding cloth.

[0043] The working principle of the polishing equipment for PTFE workpiece production will be specifically described below.

[0044] As Figures 1-6As shown, the operator pastes the polishing abrasive cloth on the surface of the rotating disc 2, and then bends each clamping strip 10 inward, so that the non-slip pad three 18 is attached to the surface of the polishing abrasive cloth, and the polishing abrasive cloth is limited, and then the workpiece body 3 is sleeved on the outer surface of the top plate 8, so that the top of the non-slip pad one 15 is attached to the inner wall of the workpiece body 3, and then the hand wheel 503 is rotated, and the screw rod 502 is driven to rotate, so that the abutting plate 9 moves to the bottom, and the bottom surface of the non-slip pad two 16 is attached to the surface of the workpiece body 3 and extrudes the workpiece body 3, and the workpiece body 3 is limited, and the operator can control the motor 12 to drive the rotating disc 2 to rotate, and then the rotating drum 6 is rotated, so that the threaded rod 13 moves to the bottom, and then the bottom of the workpiece body 3 is attached to the polishing abrasive cloth, so as to realize the polishing operation of the workpiece body 3, and the operator can continue to rotate the rotating drum 6 according to the need, and then adjust the extrusion force between the workpiece body 3 and the polishing abrasive cloth, when the workpiece body 3 needs to be rotated, the operator can reverse the rotating drum 6, so that the workpiece body 3 is separated from the polishing abrasive cloth, and then manually rotates the workpiece body 3 to one end of the top or the bottom, and the other face of the workpiece body 3 is aligned with the polishing abrasive cloth, so as to polish the position of the workpiece body 3.

[0045] The above is a detailed description of the general utility model, but some modifications or improvements can be made on the basis of the utility model, which is obvious to those skilled in the art. Therefore, the modifications or improvements without departing from the spirit of the utility model are within the protection scope of the utility model.

Claims

1. A polishing apparatus for producing a PTFE workpiece, comprising a polishing machine main body (1); characterized by: The top of the polishing machine body (1) is rotatably connected with a rotating drum (6) through a bearing, one end of the rotating drum (6) is fixedly connected with a sleeve (11) in the polishing machine body (1), the top of the sleeve (11) is rotatably connected with a rotating disc (2), the inside of the sleeve (11) is fixedly connected with a motor (12), the output shaft of the motor (12) is fixedly connected with the rotating disc (2), the inside of the rotating drum (6) is threadedly connected with a threaded rod (13), the top of the threaded rod (13) extends out of the inside of the rotating drum (6) and is fixedly connected with an adjusting plate (4), the top of the polishing machine body (1) on both sides of the rotating drum (6) is fixedly connected with an extension frame (14), the top of each extension frame (14) is fixedly connected with the surface of the adjusting plate (4), one end of the adjusting plate (4) is fixedly connected with a fixed block (7), the periphery of the fixed block (7) is provided with a workpiece body (3), the top of the fixed block (7) in the workpiece body (3) is fixedly connected with a top plate (8), the bottom of the fixed block (7) in the workpiece body (3) is provided with a resisting plate (9) through an adjusting part (5), and the adjusting part (5) is used for adjusting the position of the resisting plate (9).

2. The polishing apparatus for PTFE workpiece production according to claim 1, characterized by: The adjusting part (5) comprises a sleeve (501), the top of the sleeve (501) is fixedly connected with the bottom of the fixed block (7), the inside of the sleeve (501) is threadedly connected with a screw rod (502), the bottom of the screw rod (502) extends out of the inside of the sleeve (501) and is rotatably connected with the top of the resisting plate (9) through a bearing, the bottom of the fixed block (7) on both sides of the sleeve (501) is fixedly connected with an extension rod (504), and the bottom surface of each extension rod (504) is fixedly connected with the surface of the resisting plate (9).

3. The polishing apparatus for PTFE workpiece production according to claim 2, characterized by: The outer surface of the screw rod (502) at the bottom of the sleeve (501) is fixedly connected with a hand wheel (503).

4. The polishing apparatus for PTFE workpiece production according to claim 3, characterized by: The top surface of the top plate (8) is attached with a first anti-skid pad (15), the top surface of the first anti-skid pad (15) is attached with the surface of the workpiece body (3), the bottom surface of the resisting plate (9) is attached with a second anti-skid pad (16), and the bottom of the second anti-skid pad (16) is attached with the surface of the workpiece body (3).

5. The polishing apparatus for PTFE workpiece production according to claim 1, characterized by: The periphery of the rotating disc (2) is fixedly connected with a clamping strip (10), and the material of each clamping strip (10) is aluminum alloy.

6. The polishing apparatus for producing a PTFE workpiece according to claim 5, characterized by: The inner side surface of each clamping strip (10) at the top of the rotating disc (2) is attached with a third anti-skid pad (18).

7. The polishing apparatus for producing a PTFE workpiece according to claim 6, characterized by: The outer side surface of each clamping strip (10) is fixedly connected with a pushing piece (17).

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