Clamping device of millstone support

Abstract

The utility model discloses a clamping device of a millstone support, and belongs to the technical field of millstone aluminum row installation. A clamping device of a millstone support comprises at least one set of aluminum rows, a support and a driving source. The aluminum bar comprises two sets of supporting rods, a clamping machine base part and a clamping part. Two ends of each group of supporting rods are erected in the middle of the inner wall of the bracket and are rotationally connected with two sides of the inner wall of the bracket; the two groups of supporting rods are symmetrically arranged along the middle part of the bracket and synchronously turn over in different directions; the clamping machine base parts are arranged on the supporting rod and penetrate through the supporting rod in a perpendicular incidence mode. The clamping part is located at the lower end of the clamping machine base part and fixedly connected with the clamping machine base part. The stroke of the servo electric cylinder can be increased to improve the grinding stability of the grinding disc, so that the grinding efficiency and the product quality are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of the installation of aluminum rows of grinding discs, and more specifically, relates to a clamping device for a grinding disc bracket. Background Art

[0002] The transparency of crystal products mainly depends on the grinding and polishing process. The grinding and polishing of crystal workpieces requires at least three or more grinding and polishing heads to sequentially complete the rough grinding, fine grinding, and polishing processes. The traditional semi-manual and semi-mechanical grinding and polishing processing method has low processing efficiency and poor stability of grinding disc grinding. Most of the existing technologies adopt short-stroke electric cylinders, and the aluminum rows are only arranged on one side. The stability during the swinging grinding process is not high. Moreover, the length of the aluminum rows in the existing technologies is short, and fewer processed products are clamped during work, resulting in low work efficiency and inability to efficiently accelerate the processing speed of processed products. Summary of the Utility Model

[0003] The technical problem to be solved by the utility model is to provide a clamping device for a grinding disc bracket, which can increase the stroke of the servo electric cylinder to improve the stability of grinding disc grinding, thereby improving the grinding efficiency and product quality.

[0004] A clamping device for a grinding disc bracket of the utility model includes at least one group of aluminum rows, a bracket, and a driving source; the aluminum row includes two groups of support rods, a clamping machine seat part, and a clamping part; both ends of each group of support rods are mounted in the middle of the inner wall of the bracket, and both ends of each group of support rods are rotatably connected to both sides of the inner wall of the bracket; the two groups of support rods are symmetrically arranged along the middle of the bracket and are synchronously flipped in opposite directions along the middle axis; the clamping machine seat parts are arranged on the support rods, and the clamping machine seat parts penetrate through the support rods; the clamping part is located at the lower end of the clamping machine seat part, and the clamping part is fixedly connected to the clamping machine seat part.

[0005] As a further improvement of the utility model, it further includes a grinding disc frame, on which a first bracket, a second bracket, and two working stations are respectively provided; sliding rails are also arranged through the head and tail at both sides of the grinding disc frame, the first bracket and the second bracket are both arranged on the sliding rails, and the first bracket and the second bracket are slidably connected to the sliding rails; the first bracket further includes a first servo electric cylinder and a first aluminum row, the first servo electric cylinder is located at the upper end of the first bracket, and the output end of the first servo electric cylinder is fixedly connected to the first aluminum row; the second bracket further includes a second servo electric cylinder and a second aluminum row, the second servo electric cylinder is located at the upper end of the second bracket, and the output end of the second servo electric cylinder is fixedly connected to the second aluminum row; the opening and closing strokes of the first aluminum row and the second aluminum row controlled by the first servo electric cylinder and the second servo electric cylinder are at least 410.

[0006] As a further improvement of the present utility model, the first working station includes a first polishing disc, a fine grinding disc and a coarse grinding disc; the first bracket is located on the first working station, and the sliding range of the first bracket is within the range of the first working station; the second working station includes a second polishing disc, a coarse grinding disc and a fine grinding disc; the second bracket is located on the second working station, and the sliding range of the second bracket is within the range of the second working station; the fine grinding disc and the coarse grinding disc are devices commonly used by the first working station and the second working station; the first polishing disc, the fine grinding disc, the coarse grinding disc and the second polishing disc are all located in the middle of the disc rack and arranged in sequence with intervals between them.

[0007] As a further improvement of the present utility model, the first bracket includes a first sliding motor, the first sliding motor is located outside the first bracket, a first sliding member matching with the slide rail is further arranged on the lower side of the first bracket, and the output end of the first sliding motor is fixedly connected with the first sliding member; the second bracket includes a second sliding motor, the second sliding motor is located outside the second bracket, a second sliding member matching with the slide rail is further arranged on the lower side of the second bracket, and the output end of the second sliding motor is fixedly connected with the second sliding member.

[0008] As a further improvement of the present utility model, a first feeding mechanism and a second feeding mechanism are respectively installed at the head and tail ends of the disc rack, and the first feeding mechanism and the second feeding mechanism are respectively slidably connected with the disc rack; there are intervals between the first polishing disc and the second polishing disc and the head and tail ends of the disc rack, and chutes are respectively arranged in the intervals along the working direction.

[0009] As a further improvement of the present utility model, a first blanking groove is further arranged between the first polishing disc and the fine grinding disc on the disc rack, a first blanking mechanism is further arranged outside between the first polishing disc and the fine grinding disc, and the first blanking groove is communicated with the first blanking mechanism; a second blanking groove is further arranged between the second polishing disc and the coarse grinding disc on the disc rack, a second blanking mechanism is further arranged outside between the second polishing disc and the coarse grinding disc, and the second blanking groove is communicated with the second blanking mechanism.

[0010] As a further improvement of the present utility model, the first aluminum row and the first feeding mechanism cooperate with each other; the second aluminum row and the second feeding mechanism cooperate with each other.

[0011] As a further improvement of the present utility model, for the limit of the opening and closing stroke, the inward closing is the docking position of the product to be processed, and the outward opening is the boundary of the product to be processed in the vertical direction of the corresponding grinding disc.

[0012] As a further improvement of the present utility model, at least two sliding sleeves and two guide rods are arranged at the bottom of each grinding disc of the disc rack.

[0013] As a further improvement of the present utility model, driving spindles are provided in the middles of the first polishing grinding disc, the fine grinding disc, the coarse grinding disc and the second polishing grinding disc at the upper end of the grinding disc frame; a disc motor is provided outside the driving spindle, and the driving spindle is connected to the disc motor; an encoder is further provided at the rear end of the disc motor, and the encoder is fixedly connected to the disc motor.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0015] In the present utility model, compared with the prior art, the original three-head machine only has a set of brackets, and the polishing time is the longest; the brackets can only use the coarse, fine and polishing grinding discs in sequence, and the equipment utilization rate is low; when the side brackets are used for polishing, the right bracket can continue to use the coarse and fine grinding discs; when the right grinding disc is used for polishing, the left bracket can continue to use the coarse and fine grinding discs. The utilization rate of the grinding discs is twice that of the original three-head machine, that is, the efficiency is doubled; the bottom adopts a multi-sliding sleeve and multi-guide rod structure, which greatly improves the rigidity and stability of the lower lifting system compared with the original single-sliding sleeve and single-guide rod method. And the opening and closing stroke of the mechanism in the prior art is about 150, and it can only swing left and right for grinding, resulting in poor stability between the aluminum bars; in the present utility model, the servo electric cylinder is used with a 450-stroke and is symmetrically arranged between each group of aluminum bars during grinding, ensuring that the grinding discs are symmetrically stressed, greatly improving the stability between the aluminum bars, and improving the grinding efficiency and product quality of the product. The driving spindle of each left and right grinding disc is connected to a disc motor; an encoder is provided at the rear end of the disc motor. Compared with the three-phase asynchronous motor used in the prior art, the response speed of the grinding disc in the present utility model is faster and more energy-saving. Description of the Drawings

[0016] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0017] Figure 2 of the present utility model Figure 1 is an enlarged structural schematic diagram of part A therein;

[0018] Figure 3 of the present utility model Figure 1 is an enlarged structural schematic diagram of part B therein;

[0019] Figure 4 is a structural schematic diagram of the first aluminum bar of the present utility model;

[0020] Figure 5 is a structural schematic diagram of the second aluminum bar of the present utility model.

[0021] Explanation of the reference numerals in the drawings:

[0022] Grinding wheel frame 1, first feeding mechanism 11, first discharging mechanism 12, second feeding mechanism 13, second discharging mechanism 14, slide rail 15, first polishing grinding wheel 2, fine grinding wheel 3, coarse grinding wheel 4, second polishing grinding wheel 5, first bracket 6, first sliding motor 61, first servo cylinder 62, first aluminum row 63, first support rod 631, first clamping base part 632, first clamping part 633, second bracket 7, second sliding motor 71, second servo cylinder 72, second aluminum row 73, second support rod 731, second clamping base part 732, second clamping part 733. Detailed implementation mode

[0023] Specific embodiment 1: Please refer to Figures 1-3 A clamping device for a grinding wheel bracket, including a grinding wheel frame 1, a first polishing grinding wheel 2, a fine grinding wheel 3, a coarse grinding wheel 4, a second polishing grinding wheel 5, a first bracket 6 and a second bracket 7.

[0024] The first polishing grinding wheel 2, the fine grinding wheel 3, the coarse grinding wheel 4 and the second polishing grinding wheel 5 are all arranged in sequence in the middle of the grinding wheel frame 1 and have a spacing between each other. The first polishing grinding wheel 2, the fine grinding wheel 3, the coarse grinding wheel 4 and the second polishing grinding wheel 5 are all detachably connected to the grinding wheel mechanism 1.

[0025] The first feeding mechanism 11 and the second feeding mechanism 13 are respectively installed at the head and tail ends of the grinding wheel frame 1, and the first feeding mechanism 11 and the second feeding mechanism 13 are respectively slidably connected to the grinding wheel frame 1. There is a spacing between the first polishing grinding wheel 2 and the second polishing grinding wheel 5 and the head and tail ends of the grinding wheel frame 1, and chutes are respectively opened in the spacing along the working direction, so that the first feeding mechanism 11 and the second feeding mechanism 13 are respectively embedded in the chutes for sliding.

[0026] A first discharging groove is also opened between the first polishing grinding wheel 2 and the fine grinding wheel 3 on the grinding wheel frame 1, and a first discharging mechanism 12 is also arranged outside between the first polishing grinding wheel 2 and the fine grinding wheel 3. The first discharging groove is communicated with the first discharging mechanism 12, so that the material falling into the first discharging groove can be discharged through the first discharging mechanism 12. A second discharging groove is also arranged between the second polishing grinding wheel 5 and the coarse grinding wheel 4 on the grinding wheel frame 1, and a second discharging mechanism 14 is also arranged outside between the second polishing grinding wheel 5 and the coarse grinding wheel 4. The second discharging groove is communicated with the second discharging mechanism 14, so that the material falling into the second discharging groove can be discharged through the second discharging mechanism 14.

[0027] Slide rails 15 are also arranged on both sides of the grinding wheel frame 1 through the head and tail ends. The first bracket 6 and the second bracket 7 are both arranged on the slide rails 15, and the first bracket 6 and the second bracket 7 are slidably connected to the slide rails 15.

[0028] The first support 6 includes a first sliding motor 61, a first servo cylinder 62 and two first aluminum bars 63. The first sliding motor 61 is located outside the first support 6. A first sliding member matching the slide rail 15 is further provided on the lower side of the first support 6. The output end of the first sliding motor 61 is fixedly connected to the first sliding member to control the sliding of the first sliding member on the slide rail 15. The first servo cylinder 62 is located at the upper end of the first support 6. The first aluminum bar 63 is arranged in the middle of the first support 6. The output end of the first servo cylinder 62 is fixedly connected to the first aluminum bar 63 to control the opening and closing stroke of the first aluminum bar 63. The opening and closing stroke of the first servo cylinder 62 is 450. The first aluminum bar 63 cooperates with the first loading mechanism 11. The first aluminum bar 63 is used to grab the processed products on the first loading mechanism 11. The limit of the opening and closing stroke, when closing inward, is the docking position of the required processed products, and when opening outward, is the boundary of the required processed products in the vertical direction of the corresponding grinding disc. The first aluminum bar 63 includes two groups of first support rods 631, a first clamping seat part 632 and a first clamping part 633. Both ends of each group of first support rods 631 are mounted on the middle part of the inner wall of the first support 6. Both ends of the first support rod 631 are rotatably connected to both sides of the inner wall of the first support 6. The two groups of first support rods 631 are symmetrically arranged along the middle of the first support 6. Each group of first clamping seat parts 632 is arranged on the first support rod 631. The first clamping seat part 632 penetrates through the first support rod 631. Each group of first clamping seat parts 632 includes a plurality of clamping seats, and each clamping seat is arranged at equal intervals. The first clamping part 633 is located at the lower end of the first clamping seat part 632, and the first clamping part 633 is fixedly connected to the first clamping seat part 632. Each group of first clamping parts 633 includes a plurality of clamps, and each clamp is connected to the corresponding clamping seat to enable the clamping seat to control the clamping operation of the clamp. The middle part of the first aluminum bar 63 is symmetrically arranged and can perform reverse synchronous flipping during operation.

[0029] The second bracket 7 includes a second sliding motor 71, a second servo cylinder 72, and a second aluminum row 73. The second sliding motor 71 is located outside the second bracket 7. A second sliding member matching the slide rail 15 is further provided on the lower side of the second bracket 7. The output end of the second sliding motor 71 is fixedly connected to the second sliding member to control the sliding of the second sliding member on the slide rail 15. The second servo cylinder 72 is located at the upper end of the second bracket 7. The second aluminum rows 73 are symmetrically arranged in the middle of the second bracket 7. The output end of the second servo cylinder 72 is fixedly connected to the second aluminum rows 73 to control the opening and closing stroke of the second aluminum rows 73. The opening and closing stroke of the above-mentioned second servo cylinder 72 is 450. The second aluminum rows 73 cooperate with the second feeding mechanism 13 to work. The second aluminum rows 73 are used to grab the processed products on the second feeding mechanism 13. The limit of the opening and closing stroke, when closing inward, is the docking position of the required processed product, and when opening outward, is the boundary of the required processed product in the vertical direction of the corresponding grinding disc. The second aluminum rows 73 include two groups of second support rods 731, second clamping seat parts 732, and second clamping parts 733. Both ends of each group of second support rods 731 are mounted on the middle part of the inner wall of the first bracket 6. Both ends of the second support rods 731 are rotatably connected to both sides of the inner wall of the first bracket 6. The two second support rods 731 are symmetrically arranged along the middle of the first bracket 6. Each group of second clamping seat parts 732 is arranged on the second support rods 731. The second clamping seat parts 732 penetrate through the second support rods 731. Each group of second clamping seat parts 732 includes a plurality of clamping seats, and each clamping seat is arranged at equal intervals. The second clamping parts 733 are located at the lower ends of the second clamping seat parts 732, and the second clamping parts 733 are fixedly connected to the second clamping seat parts 732. Each group of second clamping parts 733 includes a plurality of clamps, and each clamp is connected to the corresponding clamping seat to enable the clamping seat to control the clamping operation of the clamp. The middle part of the second aluminum rows 73 is symmetrically arranged and can perform reverse synchronous flipping during operation. It should be noted that the actual opening and closing stroke of the first servo cylinder 62 and the second servo cylinder 72 during actual operation is 410.

[0030] The grinding disc frame 1 can be divided into two working stations: The first working station includes a first polishing grinding disc 2, a fine grinding disc 3, and a rough grinding disc 4. The sliding range of the first bracket 6 on the grinding disc frame 1 is within the range of the first working station to perform grinding processing on the processed product through the first bracket 6; The second working station includes a second polishing grinding disc 5, a rough grinding disc 4, and a fine grinding disc 3. The sliding range of the second bracket 7 on the grinding disc frame 1 is within the range of the second working station to perform grinding processing on the processed product through the second bracket 7. In the working state, the first bracket 6 is in the polishing step (located at the first polishing grinding disc 2), and the second bracket 7 can perform rough and fine grinding steps (at the rough grinding disc 4 and the fine grinding disc 3); On the contrary, when the second bracket is in the polishing step (located at the second polishing grinding disc 5), the first bracket can perform fine and rough grinding steps (at the fine grinding disc 3 and the rough grinding disc 4).

[0031] Both the first aluminum row 63 and the second aluminum row 73 can simultaneously hold 10 groups of products required for processing on the first feeding mechanism 11 and the second feeding mechanism 13.

[0032] At the bottom of each grinding disc of the grinding disc frame 1, a double-sliding sleeve and double-guide rod structure is adopted to improve the lifting system of the corresponding grinding disc. (It should be noted here that the double-sliding sleeve and double-guide rod structure adopted at the bottom of each grinding disc of the grinding disc mechanism 1 is not unique, and 3-guide rods, 4-guide rods, etc. can also be used).

[0033] In the middle of the first polishing grinding disc 2, fine grinding disc 3, coarse grinding disc 4 and the second polishing grinding disc 5 at the upper end of the grinding disc frame 1, driving main shafts are provided; a disc motor is arranged outside the driving main shaft, and the driving main shaft is connected to the disc motor; an encoder is also arranged at the rear end of the disc motor, and the encoder is fixedly connected to the disc motor to accelerate the response speed of the corresponding grinding disc.

[0034] Working principle:

[0035] When the utility model patent is in use, when the first bracket is polished on the first polishing grinding disc, the second bracket can continue to use the coarse and fine grinding discs; both the first bracket and the second bracket perform sliding operations through the sliding rails on both sides of the grinding disc frame. Conversely, when the second bracket is polished on the second polishing grinding disc, the first bracket can continue to use the coarse and fine grinding discs by sliding, so as to improve the working efficiency of the overall grinding disc device.

Claims

1. A clamping device for a grinding wheel support, characterized in that: It includes at least one set of aluminum rows, brackets, and drive sources; the aluminum row includes two sets of support rods, a clamping base portion, and a clamping portion; both ends of each set of support rods are mounted on the middle part of the inner wall of the bracket, and both ends of each set of support rods are rotatably connected to both sides of the inner wall of the bracket; the two sets of support rods are symmetrically arranged along the middle of the bracket and rotate synchronously in opposite directions along the central axis; the clamping base portions are arranged on the support rods, and the clamping base portions penetrate the support rods; the clamping portion is located at the lower end of the clamping base portion, and the clamping portion is fixedly connected to the clamping base portion.

2. The clamping device of a grinding wheel bracket according to claim 1, characterized in that: It further includes a grinding wheel frame (1), on which a first bracket (6), a second bracket (7), and two working stations are respectively provided; slide rails (15) are also provided through the head and tail on both sides of the grinding wheel frame (1), the first bracket (6) and the second bracket (7) are both arranged on the slide rails (15), and the first bracket (6) and the second bracket (7) are slidably connected to the slide rails (15); the first bracket (6) further includes a first servo electric cylinder (62) and a first aluminum row (63), the first servo electric cylinder (62) is located at the upper end of the first bracket (6), and the output end of the first servo electric cylinder (62) is fixedly connected to the first aluminum row (63); the second bracket (7) further includes a second servo electric cylinder (72) and a second aluminum row (73), the second servo electric cylinder (72) is located at the upper end of the second bracket (7), and the output end of the second servo electric cylinder (72) is fixedly connected to the second aluminum row (73); the opening and closing strokes of the first aluminum row (63) and the second aluminum row (73) controlled by the first servo electric cylinder (62) and the second servo electric cylinder (72) are at least 410.

3. The clamping device of a grinding disc bracket according to claim 2, characterized in that: The first working station includes a first polishing grinding wheel (2), a fine grinding wheel (3), and a coarse grinding wheel (4); the first bracket (6) is located at the first working station, and the sliding range of the first bracket (6) is within the range of the first working station; the second working station includes a second polishing grinding wheel (5), a coarse grinding wheel (4), and a fine grinding wheel (3); the second bracket (7) is located at the second working station, and the sliding range of the second bracket (7) is within the range of the second working station; the fine grinding wheel (3) and the coarse grinding wheel (4) are devices commonly used by the first working station and the second working station; the first polishing grinding wheel (2), the fine grinding wheel (3), the coarse grinding wheel (4), and the second polishing grinding wheel (5) are all arranged in sequence in the middle of the grinding wheel frame (1) and have intervals between them.

4. The clamping device of a grinding disc bracket according to claim 2, characterized in that: The first bracket (6) includes a first sliding motor (61), the first sliding motor (61) is located outside the first bracket (6), a first sliding member matching the slide rail (15) is further provided on the lower side of the first bracket (6), and the output end of the first sliding motor (61) is fixedly connected to the first sliding member; the second bracket (7) includes a second sliding motor (71), the second sliding motor (71) is located outside the second bracket (7), a second sliding member matching the slide rail (15) is further provided on the lower side of the second bracket (7), and the output end of the second sliding motor (71) is fixedly connected to the second sliding member.

5. The clamping device of a grinding wheel bracket according to claim 2, characterized in that: A first feeding mechanism (11) and a second feeding mechanism (13) are respectively installed at the head and tail ends of the grinding disc frame (1). The first feeding mechanism (11) and the second feeding mechanism (13) are respectively slidably connected to the grinding disc frame (1); there are distances between the first polishing grinding disc (2) and the second polishing grinding disc (5) and the head and tail ends of the grinding disc frame (1), and chutes are respectively provided in the distances along the working direction.

6. The clamping device of a grinding wheel bracket according to claim 3, characterized in that: A first discharge chute is also provided between the first polishing grinding disc (2) and the fine grinding disc (3) on the grinding disc frame (1). A first discharge mechanism (12) is also provided outside the first polishing grinding disc (2) and the fine grinding disc (3). The first discharge chute is communicated with the first discharge mechanism (12); a second discharge chute is also provided between the second polishing grinding disc (5) and the rough grinding disc (4) on the grinding disc frame (1). A second discharge mechanism (14) is also provided outside the second polishing grinding disc (5) and the rough grinding disc (4). The second discharge chute is communicated with the second discharge mechanism (14).

7. The clamping device of a grinding disc bracket according to claim 4, characterized in that: The first aluminum row (63) and the first feeding mechanism (11) cooperate with each other; the second aluminum row (73) and the second feeding mechanism (13) cooperate with each other.

8. The clamping device of a grinding wheel bracket according to claim 2, characterized in that: The boundary of the opening and closing stroke, when closing inward is the docking position of the product to be processed, and when opening outward is the boundary of the product to be processed in the vertical direction of the corresponding grinding disc.

9. The clamping device of a grinding disc bracket according to claim 2, characterized in that: At least two sliding sleeves and two guide rods are provided at the bottom of each grinding disc of the grinding disc frame (1).

10. The clamping device of a grinding wheel bracket according to claim 3, characterized in that: Drive spindles are arranged in the middle of the first polishing grinding disc (2), the fine grinding disc (3), the rough grinding disc (4) and the second polishing grinding disc (5) at the upper end of the grinding disc frame (1); a disc motor is arranged outside the drive spindle, and the drive spindle is connected to the disc motor; an encoder is also arranged at the rear end of the disc motor, and the encoder is fixedly connected to the disc motor.

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