Polishing grinding wheel assembly for PU damping rabbet rod

Abstract

The utility model relates to the technical field of polishing, in particular to a PU damping rabbet rod polishing grinding wheel assembly which comprises a base, a fixing device and a polishing device are installed on the top face of the base side by side, and a plurality of PU damping rabbet rod bodies are rotationally connected into the fixing device. According to the PU damping rabbet rod polishing grinding wheel assembly, a plurality of PU damping rabbet rod bodies can be installed and fixed through a base plate, a pressing disc and a rotating disc arranged in a fixing device, meanwhile, a second lead screw and a second sliding block arranged in a polishing device can adjust the distance between a grinding wheel and the fixing device, and a first lead screw and a third sliding block can drive a grinding wheel piece to move up and down; and the PU damping rabbet rod body is polished.

Description

Technical Field

[0001] The utility model relates to the technical field of polishing, in particular to a PU shock-absorbing upright polishing wheel assembly. Background Art

[0002] PU is polyurethane, the full name is polyurethane, which is a polymer material with excellent mechanical properties and strong plasticity formed by polyol and polyisocyanate through polycondensation reaction. This material is widely used in products such as coatings, adhesives, fabric finishing agents, leather modifiers, polyurethane soft foam / hard foam, elastomers, etc., and is used in textiles, construction, aviation, ships, transportation, medicine, electronics and other fields. It can also be used to cast shock-absorbing standing rods. After the PU shock-absorbing standing rod body is cast, its side wall often needs to be polished.

[0003] The utility model patent with authorization announcement number CN218697478U discloses an external cylindrical polishing machine, including an external cylindrical polishing machine body, a mounting base is fixedly mounted on the bottom of the external cylindrical polishing machine body, and a stainless steel pipe clamping and moving mechanism is arranged on one side of the upper surface of the mounting base.

[0004] Although this technical solution installs a stainless steel pipe clamping and moving mechanism, clamps and installs one end of the stainless steel pipe with the pipe inner diameter fixed rubber column on the inner side of the fixed clamping frame, and then slides the mobile clamping frame to make the pipe inner diameter fixed rubber column on the inner side of the fixed clamping frame clamp and fix the other end of the stainless steel pipe, the motor one drives the rotating threaded rod to rotate, and the moving block moves under the cooperation of the limit plate and the rotating threaded rod, so that the stainless steel pipe reciprocates and polishes more evenly, and the motor two drives the pipe inner diameter fixed rubber column to rotate so that the stainless steel pipe rotates to facilitate polishing; but under this technical solution, only one pipe body can be installed at a time, and the operation is cumbersome. In view of this, we propose a PU shock-absorbing standing rod polishing wheel assembly. Utility Model Content

[0005] In view of the above-mentioned defects or deficiencies in the prior art, it is desirable to provide a PU shock-absorbing standing rod polishing wheel assembly.

[0006] In a first aspect, the present application provides a PU shock-absorbing standing rod polishing wheel assembly, comprising a base, a fixing device and a polishing device are installed side by side on the top surface of the base, and a plurality of PU shock-absorbing standing rod bodies are rotatably connected in the fixing device;

[0007] The fixing device comprises a chassis rotatably connected to the top surface of the base, a column is welded and fixed at the center of the top surface of the chassis, a pressing plate is slidably connected to the outside of the column, a plurality of grooves of equal number and corresponding upper and lower positions are opened along the circumference of the top surface of the chassis and the bottom surface of the pressing plate, a rotating plate is rotatably connected in each of the grooves, and the PU shock-absorbing upright rod body fixing clamp is arranged between two rotating plates of corresponding upper and lower symmetry;

[0008] The polishing device includes a bottom plate slidably connected to the top surface of the base, a support column is welded and fixed to the top surface of the bottom plate, a third slider is slidably connected to the side of the support column close to the fixing device, and a grinding wheel is welded and fixed to the outer end of the third slider.

[0009] According to the technical solution provided in the embodiment of the present application, a rotating hole is opened on the top surface of the base, a connecting block compatible with the rotating hole is welded and fixed at the center of the bottom surface of the chassis, and a first motor is installed on the top surface of the base on one side of the fixing device, and the output shaft of the first motor is connected to the connecting block through a belt drive.

[0010] According to the technical solution provided in the embodiment of the present application, a fixing block for fixing the PU shock-absorbing pole body is welded and fixed at the center of one side wall of the rotating disk close to the PU shock-absorbing pole body, and a protrusion is integrally formed at the center of one side wall of the rotating disk close to the chassis or the crimping disk. A bearing is installed between the rotating disk and the groove, and the inner ring and outer ring of the bearing are respectively welded and fixed to the protrusion and the inner wall of the groove.

[0011] According to the technical solution provided in the embodiment of the present application, a plurality of second sliding grooves are opened on the outer circumferential side wall of the column, and a plurality of first sliding blocks whose number is equal to and whose size is matched with the second sliding grooves are integrally formed on the inner side wall of the center hole of the crimping disk, and a limit block for preventing the crimping disk from slipping is welded and fixed on the top of the column, and a fifth motor is installed on the top surface of the crimping disk above the groove, and the output shaft of the fifth motor is coaxially connected with the rotating disk at the corresponding position.

[0012] According to the technical solution provided in the embodiment of the present application, a first sliding groove facing the fixing device is opened on the top surface of the base, a second sliding block adapted to the first sliding groove is welded and fixed at the center of the bottom surface of the base plate, a second screw rod is rotatably connected in the first sliding groove, a first threaded hole adapted to the second screw rod is opened at the center of the second sliding block, a third motor is installed on one side of the base, and the output shaft of the third motor passes through the side wall of the base and is coaxially connected to the second screw rod.

[0013] According to the technical solution provided in the embodiment of the present application, a third sliding groove is provided on the side wall of the support column close to the fixing device, a first screw rod is rotatably connected in the third sliding groove, a second motor is installed on the top surface of the support column, the output shaft of the second motor passes through the top side wall of the support column and is coaxially connected to the first screw rod, and a second threaded hole matching the first screw rod is provided on the third sliding block.

[0014] According to the technical solution provided in the embodiment of the present application, the grinding wheel component includes a shell, a grinding wheel is rotatably connected inside the shell, a mounting block for connecting to the third slider is welded and fixed at the center of the top surface of the shell, a fourth motor is installed on the top surface of the mounting block, and the output shaft of the fourth motor passes through the mounting block and the upper side wall of the shell and is coaxially connected to the grinding wheel.

[0015] According to the technical solution provided in the embodiment of the present application, when the third slider slides to the top along the third slide groove, the top surface of the grinding wheel and the top surface of the PU shock-absorbing pole body are located on the same horizontal plane; when the third slider slides to the bottom along the third slide groove, the bottom surface of the grinding wheel and the bottom surface of the PU shock-absorbing pole body are located on the same horizontal plane; when the crimping plate slides to the top along the second slide groove, the distance between the two rotating plates that are symmetrical up and down is greater than the height of the PU shock-absorbing pole body.

[0016] To sum up, the technical scheme specifically discloses a PU shock-absorbing standing rod polishing grinding wheel assembly, which includes a base, a fixing device and a polishing device are installed side by side on the top surface of the base, and a plurality of PU shock-absorbing standing rod bodies are rotatably connected in the fixing device; a plurality of PU shock-absorbing standing rod bodies can be installed and fixed by providing a chassis, a crimping plate and a rotating plate in the fixing device, and at the same time, a second screw rod and a second slider are provided in the polishing device to adjust the distance between the grinding wheel and the fixing device, and the first screw rod and the third slider can drive the grinding wheel to move up and down to polish the PU shock-absorbing standing rod body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is an exploded view of the overall structure of the utility model;

[0020] Figure 3 It is an exploded view of the fixing device structure in the utility model;

[0021] Figure 4 It is one of the cross-sectional views of the chassis structure in the utility model;

[0022] Figure 5 This is the second cross-sectional view of the chassis structure in the utility model;

[0023] Figure 6 It is an exploded view of the polishing device structure in the utility model;

[0024] Figure 7 It is a cross-sectional view of the support column structure in the utility model;

[0025] Figure 8 It is an exploded diagram of the grinding wheel structure in the utility model.

[0026] In the figure:

[0027] 1. Base; 11. Rotation hole; 12. First slide groove;

[0028] 2. Fixing device; 21. Chassis; 211. Post; 2111. Second slide; 2112. Stop block; 212. Groove; 213. Connecting block; 22. Pressing plate; 221. First slider; 23. Bearing; 24. Rotating plate; 241. Fixing block; 242. Protrusion; 25. Belt; 26. First motor; 27. Fifth motor;

[0029] 3. Polishing device; 31. Bottom plate; 311. Second slider; 312. First threaded hole; 32. Support column; 321. Third slide groove; 33. Third slider; 331. Second threaded hole; 34. First screw rod; 35. Second motor; 36. Grinding wheel; 361. Housing; 362. Mounting block; 363. Grinding wheel; 364. Fourth motor; 37. Second screw rod; 38. Third motor;

[0030] 4. PU shock-absorbing standing rod body. DETAILED DESCRIPTION

[0031] The present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It is also necessary to explain that, for ease of description, only the parts related to the utility model are shown in the accompanying drawings.

[0032] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0033] See also Figure 1-Figure 8 A PU shock-absorbing upright polishing wheel assembly comprises a base 1, a fixing device 2 and a polishing device 3 are installed side by side on the top surface of the base 1, and a plurality of PU shock-absorbing upright rod bodies 4 are rotatably connected in the fixing device 2;

[0034] The fixing device 2 includes a chassis 21 rotatably connected to the top surface of the base 1, a column 211 is welded and fixed at the center of the top surface of the chassis 21, a press plate 22 is slidably connected to the outer side of the column 211, and a plurality of grooves 212 of equal number and corresponding upper and lower positions are opened along the circumference of the top surface of the chassis 21 and the bottom surface of the press plate 22, and a rotating plate 24 is rotatably connected in each groove 212, and the PU shock-absorbing rod body 4 is fixedly clamped between two corresponding upper and lower symmetrical rotating plates 24;

[0035] The polishing device 3 includes a bottom plate 31 slidably connected to the top surface of the base 1, a support column 32 is welded and fixed to the top surface of the bottom plate 31, a third slider 33 is slidably connected to the side of the support column 32 close to the fixing device 2, and a grinding wheel 36 is welded and fixed to the outer end of the third slider 33.

[0036] In this embodiment, a rotating hole 11 is opened on the top surface of the base 1, and a connecting block 213 adapted to the rotating hole 11 is welded and fixed at the center of the bottom surface of the chassis 21. A first motor 26 is installed on the top surface of the base 1 on one side of the fixing device 2, and the output shaft of the first motor 26 is connected to the connecting block 213 through a belt 25; the first motor 26 rotates, driving the connecting block 213 to rotate through the belt 25, and then driving the chassis 21 to rotate.

[0037] Furthermore, a fixing block 241 for fixing the PU shock-absorbing upright rod body 4 is welded and fixed at the center of one side wall of the rotating disk 24 close to the PU shock-absorbing upright rod body 4, and a protrusion 242 is integrally formed at the center of one side wall of the rotating disk 24 close to the chassis 21 or the crimping disk 22. A bearing 23 is installed between the rotating disk 24 and the groove 212, and the inner and outer rings of the bearing 23 are welded and fixed to the protrusion 242 and the inner wall of the groove 212 respectively; the bearing 23 enables the rotating disk 24 to rotate independently.

[0038] Secondly, a plurality of second slide grooves 2111 are provided on the outer circumferential side wall of the column 211, and a plurality of first sliding blocks 221 whose number is equal to and whose size is matched with the second slide grooves 2111 are integrally formed on the inner side wall of the center hole of the crimping disk 22. A limit block 2112 for preventing the crimping disk 22 from slipping is welded and fixed on the top of the column 211, and a fifth motor 27 is installed on the top surface of the crimping disk 22 and on the groove 212. The output shaft of the fifth motor 27 is coaxially connected with the rotating disk 24 at the corresponding position; the rotation of the fifth motor 27 drives the rotating disk 24 to rotate, thereby driving the PU shock-absorbing upright rod body 4 to rotate.

[0039] Furthermore, a first slide groove 12 facing the fixing device 2 is opened on the top surface of the base 1, and a second slider 311 adapted to the first slide groove 12 is welded and fixed at the center of the bottom surface of the base plate 31, and a second screw rod 37 is rotatably connected in the first slide groove 12. A first threaded hole 312 adapted to the second screw rod 37 is opened at the center of the second slider 311, and a third motor 38 is installed on one side of the base 1, and the output shaft of the third motor 38 passes through the side wall of the base 1 and is coaxially connected to the second screw rod 37; the third motor 38 drives the second screw rod 37 to rotate, so that the second slider 311 slides back and forth along the first slide groove 12 to adjust the distance between the grinding wheel 36 and the fixing device 2.

[0040] Secondly, a third sliding groove 321 is provided on the side wall of the support column 32 close to the fixing device 2, and the first screw rod 34 is rotatably connected in the third sliding groove 321. A second motor 35 is installed on the top surface of the support column 32. The output shaft of the second motor 35 passes through the top side wall of the support column 32 and is coaxially connected to the first screw rod 34. A second threaded hole 331 adapted to the first screw rod 34 is provided on the third slider 33; the second motor 35 drives the first screw rod 34 to rotate forward and reverse, so that the third slider 33 slides up and down along the third sliding groove 321.

[0041] Furthermore, the grinding wheel component 36 includes a shell 361, in which a grinding wheel 363 is rotatably connected, and a mounting block 362 for connecting to the third slider 33 is welded and fixed at the center of the top surface of the shell 361, and a fourth motor 364 is installed on the top surface of the mounting block 362. The output shaft of the fourth motor 364 passes through the mounting block 362 and the upper side wall of the shell 361 and is coaxially connected to the grinding wheel 363; the shell 361 protects the grinding wheel 363, and the fourth motor 364 drives the grinding wheel 363 to rotate, and the rotation direction is opposite to the rotation direction of the PU shock-absorbing lever body 4.

[0042] Secondly, when the third slider 33 slides to the top along the third slide groove 321, the top surface of the grinding wheel 363 and the top surface of the PU shock-absorbing upright rod body 4 are located on the same horizontal plane; when the third slider 33 slides to the bottom along the third slide groove 321, the bottom surface of the grinding wheel 363 and the bottom surface of the PU shock-absorbing upright rod body 4 are located on the same horizontal plane; when the crimping plate 22 slides to the top along the second slide groove 2111, the distance between the two symmetrical rotating plates 24 is greater than the height of the PU shock-absorbing upright rod body 4, ensuring that the grinding wheel 363 can polish the PU shock-absorbing upright rod body 4 fixed in the fixing device 2.

[0043] Working principle: When the PU shock-absorbing upright rod polishing wheel assembly of the utility model is used, the user first places the PU shock-absorbing upright rod body 4 on the rotating disk 24 in sequence, slides the pressing disk 22 downward so that the corresponding upper and lower rotating disks 24 fix the PU shock-absorbing upright rod body 4 at the corresponding position, drives the fifth motor 27 to drive the PU shock-absorbing upright rod body 4 to rotate, then drives the third motor 38 to drive the second screw rod 37 to rotate, and the bottom plate 31 slides toward the fixing device 2, so that the grinding wheel 363 is aligned with the corresponding The outer side walls of the PU shock-absorbing upright rod body 4 are abutted, and then the fourth motor 364 is driven to drive the grinding wheel 363 to rotate to polish the PU shock-absorbing upright rod body 4. Finally, the second motor 35 is driven to make the first screw rod 34 rotate forward and reverse, so that the grinding wheel 363 slides up and down, and the PU shock-absorbing upright rod body 4 is polished as a whole. When the polishing of the PU shock-absorbing upright rod body 4 at the corresponding position is completed, the first motor 26 is driven to drive the chassis 21 to rotate, so that the other PU shock-absorbing upright rod body 4 is abutted against the grinding wheel 363 for polishing.

[0044] The above description is only a preferred embodiment of the present application and an explanation of the technical principles used. Those skilled in the art should understand that the scope of the utility model involved in the present application is not limited to the technical solution formed by a specific combination of the above technical features, but should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the concept of the utility model. For example, the above features are replaced with the technical features disclosed in the present application but not limited to those with similar functions.

Claims

1. A PU shock-absorbing upright polishing wheel assembly, comprising a base (1), characterized in that: A fixing device (2) and a polishing device (3) are installed side by side on the top surface of the base (1); a plurality of PU shock-absorbing rod bodies (4) are rotatably connected inside the fixing device (2); The fixing device (2) comprises a chassis (21) rotatably connected to the top surface of the base (1), a column (211) is welded and fixed at the center of the top surface of the chassis (21), a pressing plate (22) is slidably connected to the outside of the column (211), a plurality of grooves (212) of equal number and corresponding in upper and lower positions are formed on the top surface of the chassis (21) and the bottom surface of the pressing plate (22) along the circumference, a rotating plate (24) is rotatably connected in each of the grooves (212), and the PU shock-absorbing rod body (4) is fixedly clamped between two rotating plates (24) of corresponding upper and lower positions; The polishing device (3) comprises a bottom plate (31) slidably connected to the top surface of the base (1); a support column (32) is welded and fixed to the top surface of the bottom plate (31); a third sliding block (33) is slidably connected to a side of the support column (32) close to the fixing device (2); and a grinding wheel (36) is welded and fixed to the outer end of the third sliding block (33).

2. The PU shock-absorbing rod polishing wheel assembly according to claim 1 is characterized in that: The top surface of the base (1) is provided with a rotation hole (11); a connection block (213) adapted to the rotation hole (11) is welded and fixed at the center of the bottom surface of the chassis (21); a first motor (26) is mounted on the top surface of the base (1) at one side of the fixing device (2); an output shaft of the first motor (26) is connected to the connection block (213) via a belt (25).

3. The PU shock-absorbing rod polishing wheel assembly according to claim 1 is characterized in that: A fixing block (241) for fixing the PU shock-absorbing stand rod body (4) is welded and fixed at the center of one side wall of the rotating disk (24) close to the PU shock-absorbing stand rod body (4); a convex block (242) is integrally formed at the center of one side wall of the rotating disk (24) close to the chassis (21) or the crimping disk (22); a bearing (23) is installed between the rotating disk (24) and the groove (212); and an inner ring and an outer ring of the bearing (23) are respectively welded and fixed to the convex block (242) and the inner side wall of the groove (212).

4. The PU shock-absorbing rod polishing wheel assembly according to claim 1 is characterized in that: A plurality of second slide grooves (2111) are provided on the outer circumferential side wall of the column (211); a plurality of first sliding blocks (221) having the same number and matching size as the second slide grooves (2111) are integrally formed on the inner side wall of the center hole of the crimping plate (22); a limit block (2112) for preventing the crimping plate (22) from slipping is welded and fixed on the top of the column (211); a fifth motor (27) is installed on the top surface of the crimping plate (22) above the groove (212); and an output shaft of the fifth motor (27) is coaxially connected to the rotating plate (24) at the corresponding position.

5. The PU shock-absorbing rod polishing wheel assembly according to claim 1 is characterized in that: The top surface of the base (1) is provided with a first slide groove (12) facing the fixing device (2); a second slider (311) adapted to the first slide groove (12) is welded and fixed at the center of the bottom surface of the base plate (31); a second screw rod (37) is rotatably connected in the first slide groove (12); a first threaded hole (312) adapted to the second screw rod (37) is provided at the center of the second slider (311); a third motor (38) is installed on one side of the base (1); an output shaft of the third motor (38) passes through a side wall of the base (1) and is coaxially connected to the second screw rod (37).

6. The PU shock-absorbing rod polishing wheel assembly according to claim 4 is characterized in that: A third slide groove (321) is provided on a side wall of the support column (32) close to the fixing device (2), a first screw rod (34) is rotatably connected in the third slide groove (321), a second motor (35) is installed on the top surface of the support column (32), an output shaft of the second motor (35) passes through the top side wall of the support column (32) and is coaxially connected to the first screw rod (34), and a second threaded hole (331) adapted to the first screw rod (34) is provided on the third slider (33).

7. The PU shock-absorbing rod polishing wheel assembly according to claim 6 is characterized in that: The grinding wheel component (36) comprises a housing (361), a grinding wheel (363) being rotatably connected inside the housing (361), a mounting block (362) for connecting to the third sliding block (33) being welded and fixed at the center of the top surface of the housing (361), a fourth motor (364) being mounted on the top surface of the mounting block (362), an output shaft of the fourth motor (364) passing through the mounting block (362) and the upper side wall of the housing (361) and then being coaxially connected to the grinding wheel (363).

8. The PU shock-absorbing rod polishing wheel assembly according to claim 7 is characterized in that: When the third slider (33) slides to the top along the third slide groove (321), the top surface of the grinding wheel (363) and the top surface of the PU shock-absorbing stand rod body (4) are located on the same horizontal plane; when the third slider (33) slides to the bottom along the third slide groove (321), the bottom surface of the grinding wheel (363) and the bottom surface of the PU shock-absorbing stand rod body (4) are located on the same horizontal plane; when the crimping plate (22) slides to the top along the second slide groove (2111), the distance between the two rotating plates (24) symmetrically arranged in upper and lower directions is greater than the height of the PU shock-absorbing stand rod body (4).

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