Clamp mechanism of disc type grinding machine

Abstract

The utility model discloses a disc type polisher's fixture mechanism, including fixed plate, rotatory structure and fixture module, rotatory structure includes motor, motor seat, harmonic speed reducer and first mounting plate, first mounting plate and fixed plate vertical fixed connection, harmonic speed reducer is fixed on the first mounting plate, and the motor seat is fixed on the fixed plate. The motor base is fixedly installed on the harmonic speed reducer, the motor is fixedly installed on the motor base, the output end of the motor is in shaft connection with the input end of the harmonic speed reducer, and the clamp module is installed at the output end of the harmonic speed reducer and rotates along with the output end of the harmonic speed reducer. According to the utility model, the various clamp modules which can be detachably mounted are arranged and used for meeting various requirements of multi-surface grinding, inclined surface grinding, double-arc surface grinding, diamond grinding, turtle shell grinding, side surface grinding and the like during grinding processing, the interchangeability of each clamp module is high, only the clamp modules with corresponding functions need to be replaced during use, the disassembly and assembly are convenient, and the processing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing, in particular to a clamping mechanism of a disc grinder. Background Art

[0002] The patent application number is CN202210748794.4, and the name is Arc-shaped Workpiece Processing Fixture Invention Patent, which discloses an arc-shaped workpiece processing fixture, including a support seat, a rotating seat, a clamping device and a locking device. However, the fixture can only perform single arc surface processing, and cannot meet the processing needs of arc surface, bevel, diamond, side, and multi-faceted precision grinding. Utility Model Content

[0003] The utility model aims to provide a clamp mechanism for a disc grinder.

[0004] According to one aspect of the utility model, a clamp mechanism of a disc grinder is provided, including a fixed plate, a rotating structure and a clamp module, the rotating structure including a motor, a motor seat, a harmonic reducer and a first mounting plate, the first mounting plate is vertically fixedly connected to the fixed plate, the harmonic reducer is fixedly mounted on the first mounting plate, the motor seat is fixedly mounted on the harmonic reducer, the motor is fixedly mounted on the motor seat, the output end of the motor is connected to the input end shaft of the harmonic reducer, the clamp module is installed at the output end of the harmonic reducer, and rotates with the output end of the harmonic reducer.

[0005] In some embodiments, the fixture module includes a detachable multi-faceted grinding fixture module, a diamond grinding fixture module and a bevel grinding fixture module. The multi-faceted grinding fixture module, the diamond grinding fixture module and the bevel grinding fixture module all include a second mounting plate, a first fixture cylinder and a first cylinder seat. The second mounting plate is fixedly connected to the output end of the harmonic reducer and is located below the output end of the harmonic reducer. The first cylinder seat is fixedly installed below the second mounting plate. The first fixture cylinder is fixedly installed on the first cylinder seat. The output end of the first fixture cylinder passes through the first cylinder seat.

[0006] In some embodiments, the multi-sided grinding fixture module also includes a lever, a rotating shaft, a rotating shaft fixing part, a multi-sided grinding fixture and an extension part, one end of the lever is fixedly connected to the output end of the first fixture cylinder, the rotating shaft fixing part is installed on the first cylinder seat and is located below the output end of the first fixture cylinder, the rotating shaft passes through the lever, and its two ends are respectively connected to the rotating shaft fixing part, the extension part is fixedly connected to the other end of the lever, the multi-sided grinding fixture is fixedly installed at the bottom end of the first cylinder seat, the multi-sided grinding fixture is provided with a clamping arm and a clamping groove, the clamping groove is used to clamp the multi-sided abrasive, and the position of the extension part corresponds to the position of the clamping groove.

[0007] In some embodiments, the diamond grinding fixture module also includes a limit rod, a limit rod mounting plate, a left fixed plate, a right fixed plate, a second fixture cylinder, a second cylinder seat, a lever, a rotating shaft, a rotating shaft fixing piece, a first clamp block and a second clamp block, the first cylinder seat is L-shaped, and is provided with a horizontal plate and a vertical plate, the horizontal plate is fixedly mounted below the second mounting plate, the first fixture cylinder is fixedly mounted on the vertical plate, the left fixed plate and the right fixed plate are symmetrically distributed on the left and right, and are respectively fixedly connected to the horizontal plate, the second cylinder seat is located between the left fixed plate and the right fixed plate, the output end of the first fixture cylinder passes through the vertical plate and is fixedly connected to the second cylinder seat, the limit rod mounting plate is fixedly connected to the left fixed plate and the right fixed plate, and is located on the second cylinder seat , left fixed plate, and above the right fixed plate, the limit rod bolt is above the limit rod mounting piece, and its bottom end passes through the limit rod mounting plate and is located above the second cylinder seat, the second clamp cylinder is fixedly mounted on the second cylinder seat and is located on one side of the limit mounting plate, the output end of the second clamp cylinder passes through the second cylinder seat and is fixedly connected to one end of the lever, the shaft fixing piece is fixedly mounted on the second cylinder seat, the shaft passes through the lever and is connected to the shaft fixing piece, the other end of the lever close to the shaft is bolted to the second clamp block, the first clamp block is fixedly mounted on the bottom end of the second cylinder seat, the first clamp block is provided with a slot and a clamping portion, the second clamp block is located on one side of the first clamp block and abuts against the first clamp block, and the slot is located between the clamping portion and the second clamp block.

[0008] In some embodiments, the bevel grinding fixture module also includes a lever, a rotating shaft, a rotating shaft fixing part, a connecting part, a pressing block and a bevel grinding fixture, one end of the lever is fixedly connected to the output end of the first fixture cylinder, the rotating shaft fixing part is installed on the first cylinder seat and is located below the output end of the first fixture cylinder, the rotating shaft passes through the lever, and its two ends are respectively connected to the rotating shaft fixing part, the connecting part is fixedly connected to the other end of the lever, the pressing block is clamped on one side of the connecting part, the bevel grinding fixture is fixedly installed at the bottom end of the first cylinder seat, the bevel grinding fixture is provided with a clamping part, an opening hole groove, a discharge groove and a discharge block, the clamping part is integrally connected with the discharge block, the opening hole groove and the discharge groove are located between the clamping part and the discharge block, the opening hole groove is communicated with the discharge groove, the bevel grinding part is clamped in the discharge groove, clamped by the clamping part and the discharge block, the pressing block is located on one side of the clamping part and abuts against the clamping part.

[0009] In some embodiments, the fixture module also includes a detachable double-arc surface grinding fixture module, which includes a second mounting plate, a mounting block and a double-arc surface grinding fixture. The second mounting plate is fixedly connected to the output end of the harmonic reducer and is located below the output end of the harmonic reducer. The mounting block is fixedly installed below the second mounting plate. The double-arc surface grinding fixture is fixedly installed below the mounting block. The double-arc surface grinding fixture is provided with an upper clamping arm, a lower clamping arm, a receiving groove and a hole groove. The upper clamping arm is integrally connected with the lower clamping arm. The hole groove and the receiving groove are located between the upper clamping arm and the lower clamping arm. The hole groove is communicated with the receiving groove. The double-arc surface grinding piece is clamped in the receiving groove. The upper clamping arm is provided with a clamping block. The double-arc surface grinding piece is provided with a groove and a protrusion. The clamping block is clamped in the groove and clamps the protrusion with the lower clamping arm.

[0010] In some embodiments, the utility model also includes a forward and backward moving component, which includes a second mounting plate, a third mounting plate, a first slide rail group, a second slide rail group, a first movable cylinder, a first cylinder seat and a connecting block. The second mounting plate is located below the first mounting plate, and the second mounting plate is fixedly connected to the output end of the harmonic reducer. The first cylinder seat and the first slide rail group are both fixedly mounted on the bottom of the second mounting plate. The first movable cylinder is fixedly mounted on the first cylinder seat. The third mounting plate is located below the second mounting plate. The connecting block and the second slide rail group are installed on the top of the third mounting plate. The first slide rail group is slidably connected to the second slide rail group in a one-to-one correspondence. The output end of the first movable cylinder passes through the first cylinder seat and is fixedly connected to the connecting block. The third mounting plate slides back and forth along the second mounting plate. The first movable cylinder is located in the accommodating space surrounded by the second mounting plate and the third mounting plate.

[0011] In some embodiments, the fixture module also includes a grinding side fixture module that is detachably mounted on the bottom of the forward and backward moving assembly, the grinding side fixture module includes a first fixture cylinder, a first cylinder seat, a support plate, a placing block, a connecting rod and a pressing block, the first cylinder seat is fixedly mounted below the third mounting plate, the first fixture cylinder is fixedly mounted on the first cylinder seat, and is located in the accommodating space enclosed by the second mounting plate and the third mounting plate, the support plate is vertically mounted below the first cylinder seat, the placing block is provided with a connecting platform and two arc-shaped placing tables, the placing block is fixedly connected to the support plate through the connecting platform, the support plate is provided with a longitudinal connecting rod through hole, one end of the connecting rod is connected to the output end shaft of the first fixture cylinder, and the other end passes through the connecting rod through hole and is fixedly connected to the pressing block, the first fixture cylinder drives the connecting rod and the pressing block to move up and down, and the pressing block is located above the two arc-shaped placing tables.

[0012] In some embodiments, the clamp module also includes a tortoise shell grinding clamp module that is detachably mounted on the bottom of the forward and backward moving component, the tortoise shell grinding clamp module includes a first clamp cylinder, a first cylinder seat, a clamp connecting column and a tortoise shell grinding clamp, the first cylinder seat is fixedly mounted below the third mounting plate, the first clamp cylinder is fixedly mounted on the first cylinder seat, and is located in the accommodating space surrounded by the second mounting plate and the third mounting plate, the clamp connecting column includes an outer cylinder and an inner rod, the outer cylinder is fixedly mounted below the first cylinder seat, the bottom end of the outer cylinder is provided with a through hole and a long hole vertically connected to each other, the inner rod is located in the outer cylinder, one end of the inner rod is fixedly connected to the output end of the first clamp cylinder, the other end passes through the outer cylinder and extends into the through hole, and is fixedly connected to the tortoise shell grinding clamp, the first clamp cylinder drives the inner rod to move up and down in the outer cylinder, and drives the tortoise shell grinding clamp to move up and down.

[0013] In some embodiments, the tortoise shell grinding fixture is provided with a storage table, a material pressing piece and a sliding bolt. The storage table is fixedly installed below the bottom end of the outer cylinder. The material pressing piece passes through the through hole and is connected to the bottom end of the inner rod by a sliding bolt. The sliding bolt passes through the long hole and moves up and down along the long hole. The storage table is provided with a left clamping part, a storage groove and a right clamping part. The tortoise shell grinding material is clamped in the storage groove and clamped with the left clamping part and the right clamping part. The material pressing piece is located above the storage groove. The tortoise shell grinding material is provided with a clamping arm, which is clamped on the storage table and located between the material pressing piece and the storage table.

[0014] Beneficial effects of the utility model: The utility model is used to meet various requirements of multi-faceted grinding, bevel grinding, double arc surface grinding, diamond grinding, tortoise shell grinding and side grinding by setting a variety of detachable fixture modules. Each fixture module has high interchangeability. When in use, only the fixture module with corresponding functions needs to be replaced. It is convenient to disassemble and assemble, and improves processing efficiency. By setting a rotating structure to drive the fixture module to rotate, it is convenient to grind the material. The front and rear moving components are set to facilitate the movement of the fixture module, so that the position of the material is more accurate and the processing accuracy is guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic structural diagram of the multi-surface grinding fixture module of Example 1 of the utility model.

[0016] Figure 2 This is an exploded view of the multi-surface grinding fixture module of Example 1 of the utility model.

[0017] Figure 3 It is a structural schematic diagram of the diamond grinding fixture module of Example 2 of the utility model.

[0018] Figure 4 This is an exploded view of the diamond grinding fixture module of Example 2 of the utility model.

[0019] Figure 5It is a structural schematic diagram of the bevel grinding fixture module of Example 3 of the utility model.

[0020] Figure 6 This is an exploded view of the bevel grinding fixture module of Example 3 of the utility model.

[0021] Figure 7 This is a schematic structural diagram of a double-arc surface grinding fixture module according to Example 4 of the utility model.

[0022] Figure 8 This is an exploded view of the double-arc surface grinding fixture module of Example 4 of the utility model.

[0023] Fig. 9 This is a structural schematic diagram of a clamp mechanism of a disc grinder according to Example 6 of the utility model.

[0024] Fig.10 This is an exploded view of a clamp mechanism of a disc grinder according to Example 6 of the utility model.

[0025] Fig.11 This is a structural schematic diagram of a clamp mechanism of a disc grinder according to Example 6 of the utility model.

[0026] Fig.12 This is an exploded view of a clamp mechanism of a disc grinder according to Example 6 of the utility model.

[0027] Fig.13 This is a schematic structural diagram of the side grinding fixture module of Example 5 of the utility model.

[0028] Fig.14 This is an exploded view of the side grinding clamp module of Example 5 of the utility model. DETAILED DESCRIPTION

[0029] The present invention will be further described in detail below in conjunction with the embodiments.

[0030] refer to Figures 1 to 8 The utility model provides a fixture mechanism of a disc grinder, comprising a fixed plate 1, a rotating structure 2 and a detachable fixture module. The fixture module comprises a multi-surface grinding fixture module 3, a diamond grinding fixture module 4, a bevel grinding fixture module 5 and a double arc grinding fixture module 6.

[0031] The rotating structure 2 includes a motor 21, a motor seat 22, a harmonic reducer 23 and a first mounting plate 24. The first mounting plate 24 is vertically fixedly connected to the fixed plate 1, and the harmonic reducer 23 is fixedly mounted on the first mounting plate 24. The motor seat 22 is fixedly mounted on the harmonic reducer 23, and the motor 21 is fixedly mounted on the motor seat 22. The output end of the motor 21 is connected to the input end shaft of the harmonic reducer 23. According to the processing requirements, a fixture module with suitable functions is selected to be detachably mounted on the output end of the harmonic reducer 23, and rotates with the output end of the harmonic reducer 23.

[0032] Example 1

[0033] When multi-surface grinding is required, the multi-surface grinding fixture module 3 is installed at the output end of the harmonic reducer 23 .

[0034] The multi-faceted grinding fixture module 3 includes a second mounting plate 31, a first fixture cylinder 32 and a first cylinder seat 33, a lever 34, a rotating shaft, a rotating shaft fixing member 36, a multi-faceted grinding fixture 37 and an extension member 38. The second mounting plate 31 is fixedly connected to the output end of the harmonic reducer 23 and is located below the output end of the harmonic reducer 23. The first cylinder seat 33 is fixedly mounted below the second mounting plate 31, and the first fixture cylinder 32 is fixedly mounted on the first cylinder seat 33. The output end of the first fixture cylinder 32 passes through the first cylinder seat 33. One end of the lever 34 is fixedly connected to the output end of the first fixture cylinder 32. The rotating shaft fixing member 36 is mounted on the first cylinder seat 33 and is located below the output end of the first fixture cylinder 32. The rotating shaft passes through the lever 34, and its two ends are respectively connected to the rotating shaft fixing member 36. The extension member 38 is fixedly connected to the other end of the lever 34. The multi-faceted grinding fixture 37 is fixedly mounted on the bottom end of the first cylinder seat 33 and is provided with a clamping arm 371 and a clamping slot 372 . The clamping slot 372 is used to clamp the multi-faceted abrasive piece. The position of the extension piece 38 corresponds to the position of the clamping slot 372 .

[0035] When this embodiment is used, the multi-faceted abrasive piece to be processed is clamped into the clamping groove 372, and the clamping arm 371 clamps and fixes the multi-faceted abrasive piece. The first clamp cylinder 32 is started, and its output end extends out, raising one end of the lever 34, and the extension piece 38 at the other end of the lever 34 is pressed down and moved in the direction of the multi-faceted abrasive piece, so that the extension piece 38 is against the multi-faceted abrasive piece, so that the multi-faceted abrasive piece is clamped more stably. The motor 21 of the rotating structure 2 is started, and the multi-faceted grinding clamp module 3 is driven to rotate through the harmonic reducer 23 to perform multi-faceted grinding. After the multi-faceted grinding is completed, the first clamp cylinder 32 is closed, its output end is retracted, and the extension piece 38 at the other end of the lever 34 is moved up and away from the multi-faceted abrasive piece, and the processed multi-faceted abrasive piece is taken out of the clamping groove 372.

[0036] Example 2

[0037] When diamond grinding is required, other fixture modules are disassembled and the diamond grinding fixture module 4 is installed at the output end of the harmonic reducer 23 .

[0038] The diamond grinding fixture module 4 includes a second mounting plate 31, a first fixture cylinder 32, a first cylinder seat 33, a lever 34, a rotating shaft, a rotating shaft fixing member 36, a limiting rod 41, a limiting rod mounting plate 42, a left fixing plate 43, a right fixing plate 44, a second fixture cylinder 45, a second cylinder seat 46, a first clamp block 47 and a second clamp block 48. The second mounting plate 31 is fixedly connected to the output end of the harmonic reducer 23 and is located below the output end of the harmonic reducer 23. The first cylinder seat 33 is L-shaped and is provided with a horizontal plate 331 and a vertical plate 332. The horizontal plate 331 is fixedly installed below the second mounting plate 31, and the first fixture cylinder 32 is fixedly installed on the vertical plate 332. The left fixing plate 43 and the right fixing plate 44 are symmetrically distributed on the left and right sides and are fixedly connected to the horizontal plate 331 respectively. The second cylinder seat 46 is located between the left fixing plate 43 and the right fixing plate 44. The output end of the first clamp cylinder 32 passes through the vertical plate 332 and is fixedly connected to the second cylinder seat 46. The limit rod mounting plate 42 is fixedly connected to the left fixed plate 43 and the right fixed plate 44, and is located above the second cylinder seat 46, the left fixed plate 43, and the right fixed plate 44. The limit rod 41 is installed on the limit rod mounting plate 42, and its bottom end passes through the limit rod mounting plate 42 and is located above the second cylinder seat 46. The second clamp cylinder 45 is fixedly installed on the second cylinder seat 46 and is located on one side of the limit mounting plate 42. The output end of the second clamp cylinder 45 passes through the second cylinder seat 46 and is fixedly connected to one end of the lever 34. The rotating shaft fixing member 36 is fixedly installed on the second cylinder seat 46, and the rotating shaft 35 passes through the lever 34 and is connected to the rotating shaft fixing member 36. The other end of the lever 34 close to the rotating shaft 35 is bolted to the second clamp block 48. The first clamp block 47 is fixedly installed at the bottom end of the second cylinder seat 46. The first clamping block 47 is provided with a slot 471 and a clamping portion 472. The second clamping block 48 is located at one side of the first clamping block 47 and abuts against the first clamping block 47. The slot 471 is located between the clamping portion 472 and the second clamping block 48. The diamond-shaped material 49 is clamped in the slot 471 and clamped by the clamping portion 472 and the second clamping block 48.

[0039] When this embodiment is used, the diamond-shaped material 49 to be processed is clamped into the clamping groove 471, and the second clamp cylinder 45 of the diamond-shaped clamp module 4 is started, and its output end extends out, raising one end of the lever 34, and the second clamp block 48 at the other end of the lever 34 is moved toward the direction of the diamond-shaped material 49, so that the first clamp block 48 and the clamping part 472 of the second clamp block 47 clamp the diamond-shaped material 49 together. The first clamp cylinder 32 is started, and its output end drives the second cylinder seat 46 and the diamond-shaped clamp 4 to move. When the diamond-shaped material 49 moves to the specified position, the motor 21 of the rotating structure 2 is started, and the diamond-shaped clamp module 4 is driven to rotate through the harmonic reducer 23 to perform diamond-shaped processing. Through the first clamp cylinder 32, the position of the diamond-shaped material 49 is continuously changed, so that the diamond-shaped processing is completed more accurately. The limit rod 41 is used to limit the second cylinder seat 46. After the diamond grinding process is completed, the second clamp cylinder 46 is closed, and its output end is retracted. The lever 34 drives the second clamp block 48 at the other end to move away from the diamond grinding material 49, and the processed diamond grinding material 49 is taken out from the slot 471.

[0040] Example 3

[0041] When bevel grinding is required, other fixture modules are disassembled and the bevel grinding fixture module 5 is installed at the output end of the harmonic reducer 23 .

[0042] The bevel grinding fixture module 5 includes a second mounting plate 31, a first fixture cylinder 32, a first cylinder seat 33, a lever 34, a rotating shaft 35, a rotating shaft fixing member 36, a connecting member 51, a pressing block 52 and a bevel grinding fixture 53. The second mounting plate 31 is fixedly connected to the output end of the harmonic reducer 23 and is located below the output end of the harmonic reducer 23. The first cylinder seat 33 is fixedly mounted below the second mounting plate 31. The first fixture cylinder 32 is fixedly mounted on the first cylinder seat 33, and its output end passes through the first cylinder seat 33 and is fixedly connected to one end of the lever 34. The rotating shaft fixing member 36 is mounted on the first cylinder seat 33 and is located below the output end of the first fixture cylinder 32. The rotating shaft 35 passes through the lever 34, and its two ends are respectively connected to the rotating shaft fixing member 36. The connecting member 51 is fixedly connected to the other end of the lever 34. The pressing block 52 is clamped on one side of the connecting member 51.

[0043] The bevel grinding fixture 53 is fixedly installed at the bottom end of the first cylinder seat 33. The bevel grinding fixture 53 is provided with a clamping portion 531, an opening hole groove 532, a discharge groove 533 and a discharge block 534. The clamping portion 531 is integrally connected with the discharge block 534, the opening hole groove 532 and the discharge groove 533 are located between the clamping portion 531 and the discharge block 534, and the opening hole groove 532 is connected with the discharge groove 533. The bevel grinding material member 54 is clamped in the discharge groove 533 and clamped by the clamping portion 531 and the discharge block 534. The pressing block 52 is located on one side of the clamping portion 531 and abuts against the clamping portion 531.

[0044] When this embodiment is used, the beveled fabric component 54 to be processed is clamped into the discharge trough 533, and the clamping part 531 and the discharge block 534 clamp the beveled fabric component 54. The first clamp cylinder 32 is started, and its output end is extended to raise one end of the lever 34, and the connecting piece 51 and the pressure block 52 at the other end of the lever 34 are pressed down, and the pressure block 52 is abutted against the clamping part 531. The pressure block 52 applies pressure to the clamping part 531, so that the beveled fabric component 54 is clamped more stably by the clamping part 531 and the discharge block 534. The motor 21 of the rotating structure 2 is started, and the beveled surface clamping module 5 is driven to rotate through the harmonic reducer 23 to perform beveled surface processing. After the beveled surface processing is completed, the first clamp cylinder 32 is closed, and its output end is retracted, and the pressure block 52 at the other end of the lever 34 moves away from the clamping part 531, so that the processed beveled fabric component is taken out of the discharge trough 533.

[0045] Example 4

[0046] When double-arc surface grinding is required, other fixture modules are disassembled and the double-arc surface grinding fixture module 6 is installed at the output end of the harmonic reducer 23 .

[0047] The double-arc surface grinding fixture module 6 includes a second mounting plate 31, a mounting block 61 and a double-arc surface grinding fixture 62. The second mounting plate 31 is fixedly connected to the output end of the harmonic reducer 23 and is located below the output end of the harmonic reducer 23. The mounting block 61 is fixedly installed below the second mounting plate 31, and the double-arc surface grinding fixture 62 is fixedly installed below the mounting block 61. The double-arc surface grinding fixture 62 is provided with an upper clamping arm 621, a lower clamping arm 622, a receiving groove 623 and a hole groove 627. The upper clamping arm 621 is integrally connected with the lower clamping arm 622, the hole groove 627 and the receiving groove 623 are located between the upper clamping arm 621 and the lower clamping arm 622, and the hole groove 627 is connected with the receiving groove 623. The double-arc surface grinding member 63 is clamped in the receiving groove 623 and is provided with a groove 625 and a protrusion 626. The upper clamping arm 621 is provided with a clamping block 624 . The clamping block 624 is clamped in the groove 625 and clamps the protrusion 626 together with the lower clamping arm 622 .

[0048] When this embodiment is used, the grinding double-arc fabric piece 63 to be processed is clamped into the receiving groove 623, and the clamping block 624 of the upper clamping arm 621 of the grinding double-arc surface fixture 6 is clamped in the groove 625 of the grinding double-arc fabric piece 63. At the same time, the upper clamping arm 621 and the lower clamping arm 622 jointly clamp the protrusion 626 of the grinding double-arc fabric piece 63. The motor 21 of the rotating structure 2 is started, and the grinding double-arc surface fixture module 6 is driven to rotate through the harmonic reducer 23 to perform the bevel grinding process. After the grinding double-arc surface processing is completed, the processed grinding double-arc fabric piece 63 is taken out from the receiving groove 623.

[0049] refer to Figures 9 to 14The utility model provides a fixture mechanism of a disc grinder, comprising a rotating structure 2, a front-rear moving assembly 71 and a detachable fixture module. The fixture module comprises a side grinding fixture module 7 and a tortoise shell grinding fixture module 8.

[0050] The rotating structure 2 includes a motor 21, a motor seat 22, a harmonic reducer 23 and a first mounting plate 24. The first mounting plate 24 is vertically fixedly connected to the fixed plate 1, and the harmonic reducer 23 is fixedly mounted on the first mounting plate 24. The motor seat 22 is fixedly mounted on the harmonic reducer 23, and the motor 21 is fixedly mounted on the motor seat 22. The output end of the motor 21 is connected to the input end shaft of the harmonic reducer 23.

[0051] The forward and backward moving assembly 71 includes a second mounting plate 31, a third mounting plate 711, a first slide rail group 712, a second slide rail group 713, a first movable cylinder 714, a movable cylinder seat 715 and a connecting block 716. The second mounting plate 31 is located below the first mounting plate 24 and is fixedly connected to the output end of the harmonic reducer 23. The cylinder seat 715 and the first slide rail group 712 are both fixedly mounted on the bottom of the second mounting plate 31. The first movable cylinder 714 is fixedly mounted on the movable cylinder seat 715. The third mounting plate 711 is located below the second mounting plate 31, and the connecting block 716 and the second slide rail group 713 are mounted on the top of the third mounting plate 711. The first slide rail group 712 is slidably connected to the second slide rail group 713 in a one-to-one correspondence. The output end of the first movable cylinder 714 passes through the movable cylinder seat 715 and is fixedly connected to the connecting block 716. The third mounting plate 711 slides forward and backward along the second mounting plate 31, and the first moving cylinder 714 is located in the accommodation space surrounded by the second mounting plate 31 and the third mounting plate 711. According to processing requirements, a clamp module with suitable functions is selected and detachably mounted under the third mounting plate 711 of the forward and backward moving assembly 71, and moves forward and backward with the forward and backward moving assembly 71.

[0052] Example 5

[0053] When side grinding is required, the side grinding fixture module 7 is installed below the third mounting plate 711 , and the front-rear moving assembly 71 drives the side grinding fixture module 7 to move back and forth.

[0054] The grinding side fixture module 7 includes a first fixture cylinder 32, a first cylinder seat 33, a support plate 74, a material placement block 75, a connecting rod 76 and a material pressing block 77. The first cylinder seat 33 is fixedly mounted below the third mounting plate 711, and the first fixture cylinder 32 is fixedly mounted on the first cylinder seat 33 and is located in the accommodation space enclosed between the second mounting plate 31 and the third mounting plate 711. The support plate 74 is vertically mounted below the first cylinder seat 33, and the material placement block 75 is provided with a connecting platform 751 and two arc-shaped material placement platforms 752. The material placement block 75 is fixedly connected to the support plate 74 through the connecting platform 751. The support plate 74 is provided with a longitudinal connecting rod through hole, one end of the connecting rod 76 is connected to the output end shaft of the first fixture cylinder 33, and the other end passes through the connecting rod through hole and is fixedly connected to the material pressing block 77. The first clamp cylinder 33 drives the connecting rod 76 and the pressing block 77 to move up and down, and the pressing block 77 is located above the two arc-shaped material placement platforms 752. The grinding side material 78 is placed on the arc-shaped material placement platform 752, and the pressing block 77 moves down to clamp the grinding side material 78.

[0055] When this embodiment is used, the side grinding material 78 to be processed is placed on the two arc-shaped material placement tables 752 respectively, and the first clamp cylinder 32 is started, and its output end drives the connecting rod 76 to move downward, and drives the pressing block 77 to move downward, pressing on the side grinding material 78, and completing the clamping of the side grinding material 78. The first moving cylinder 714 is started, and its output end drives the side grinding clamp module 7 to move forward and backward, and the side grinding material 78 is moved to the specified position, and the motor 21 of the rotating structure 2 is started, and the side grinding clamp module 7 is driven to rotate through the harmonic reducer 23 to perform side grinding processing. After the side grinding processing is completed, the output end of the first clamp cylinder 32 is retracted, driving the connecting rod 76 to move upward, so that the pressing block 77 moves upward and leaves the side grinding material 78. The processed side grinding material 78 is removed from the arc-shaped material placement table 752.

[0056] Example 6

[0057] When the tortoise shell grinding process is required, the other fixture modules are disassembled, and the tortoise shell grinding fixture module 8 is installed under the third mounting plate 711, and the tortoise shell grinding fixture module 8 is driven by the forward and backward moving component 71 to move forward and backward.

[0058] The tortoise shell grinding fixture module 8 includes a first fixture cylinder 32, a first cylinder seat 33, a fixture connecting column 81 and a tortoise shell grinding fixture 82. The first cylinder seat 33 is fixedly mounted below the third mounting plate 711, and the first fixture cylinder 32 is fixedly mounted on the first cylinder seat 33 and is located in the accommodation space surrounded by the second mounting plate 31 and the third mounting plate 711. The fixture connecting column 81 includes an outer cylinder 83 and an inner rod 84, and the outer cylinder 83 is fixedly mounted below the first cylinder seat 33. The bottom end of the outer cylinder 83 is provided with a through hole 831 and a long hole 832 that are vertically connected to each other. The inner rod 84 is located in the outer cylinder 83, one end of which is fixedly connected to the output end of the first fixture cylinder 32, and the other end passes through the outer cylinder 83 and extends into the through hole 831, and is fixedly connected to the tortoise shell grinding fixture 82. The first fixture cylinder 32 drives the inner rod 84 to move up and down in the outer cylinder 83, and drives the tortoise shell grinding fixture 82 to move up and down.

[0059] The tortoise shell grinding fixture 82 is provided with a storage platform 821, a material pressing piece 822 and a sliding bolt 823. The storage platform 821 is fixedly installed below the bottom end of the outer cylinder 83. The material pressing piece 822 passes through the through hole 831 and is connected to the bottom end of the inner rod 84 through the sliding bolt 823. The sliding bolt 823 passes through the long hole 832 and moves up and down along the long hole 832. The storage platform 821 is provided with a left clamping part 824, a storage groove 825 and a right clamping part 826. The tortoise shell grinding material 83 is clamped in the storage groove 825 and is clamped with the left clamping part 824 and the right clamping part 826. The material pressing piece 822 is located above the storage groove 825, and the tortoise shell grinding material 83 is provided with a clamping arm 831, which is clamped on the storage platform 821 and is located between the material pressing piece 822 and the storage platform 821.

[0060] When this embodiment is in use, the tortoise shell material 83 to be processed is clamped in the storage groove 825 of the storage table 821, and the left clamping part 824 and the right clamping part 826 clamp the tortoise shell material in the horizontal direction. The clamping arm 831 of the tortoise shell material 83 is clamped on the upper surface of the storage table 821. The first clamp cylinder 32 is started, and its output end moves downward, driving the inner rod 84 and the pressing piece 822 to move downward, and the pressing piece 822 is pressed on the clamping arm 831 of the tortoise shell material 83. The pressing piece 822 is clamped and fixed with the storage table 821 in the vertical direction. The first moving cylinder 714 is started, and its output end drives the tortoise shell grinding clamp module 8 to move forward and backward, and the tortoise shell material 83 to be moved to the specified position, and the motor 21 of the rotating structure 2 is started, and the tortoise shell grinding clamp module 8 is driven to rotate through the harmonic reducer 23 to perform tortoise shell grinding processing. After the tortoise shell grinding process is completed, the output end of the first clamp cylinder 32 is retracted, driving the inner rod 84 to move upward, so that the pressing piece 822 moves upward and leaves the clamping arm 831 of the tortoise shell grinding material 83. The processed tortoise shell grinding material 83 is taken out from the storage groove 825.

[0061] The above are only some embodiments of the present invention. For ordinary technicians in this field, several modifications and improvements can be made without departing from the creative concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A clamping mechanism for a disc grinder, characterized in that: It includes a fixed plate, a rotating structure and a clamp module, the rotating structure includes a motor, a motor seat, a harmonic reducer and a first mounting plate, the first mounting plate is vertically fixedly connected to the fixed plate, the harmonic reducer is fixedly installed on the first mounting plate, the motor seat is fixedly installed on the harmonic reducer, the motor is fixedly installed on the motor seat, the output end of the motor is connected to the input end shaft of the harmonic reducer, the clamp module is installed at the output end of the harmonic reducer, and rotates with the output end of the harmonic reducer.

2. A clamping mechanism for a disc grinder according to claim 1, characterized in that: The fixture module includes a detachable multi-faceted grinding fixture module, a diamond grinding fixture module and a bevel grinding fixture module, and the multi-faceted grinding fixture module, the diamond grinding fixture module and the bevel grinding fixture module all include a second mounting plate, a first fixture cylinder and a first cylinder seat, the second mounting plate is fixedly connected to the output end of the harmonic reducer and is located below the output end of the harmonic reducer, the first cylinder seat is fixedly installed below the second mounting plate, the first fixture cylinder is fixedly installed on the first cylinder seat, and the output end of the first fixture cylinder passes through the first cylinder seat.

3. The fixture mechanism of a disc grinder according to claim 2, characterized in that: The multi-faceted grinding fixture module also includes a lever, a rotating shaft, a rotating shaft fixing part, a multi-faceted grinding fixture and an extension part. One end of the lever is fixedly connected to the output end of the first fixture cylinder. The rotating shaft fixing part is installed on the first cylinder seat and is located below the output end of the first fixture cylinder. The rotating shaft passes through the lever, and its two ends are respectively connected to the rotating shaft fixing part. The extension part is fixedly connected to the other end of the lever. The multi-faceted grinding fixture is fixedly installed on the bottom end of the first cylinder seat. The multi-faceted grinding fixture is provided with a clamping arm and a slot. The slot is used to clamp the multi-faceted abrasive. The position of the extension part corresponds to the position of the slot.

4. The fixture mechanism of a disc grinder according to claim 2, characterized in that: The diamond grinding fixture module also includes a limit rod, a limit rod mounting plate, a left fixed plate, a right fixed plate, a second fixture cylinder, a second cylinder seat, a lever, a rotating shaft, a rotating shaft fixing piece, a first clamp block and a second clamp block. The first cylinder seat is L-shaped and is provided with a horizontal plate and a vertical plate. The horizontal plate is fixedly mounted below the second mounting plate. The first fixture cylinder is fixedly mounted on the vertical plate. The left fixed plate and the right fixed plate are symmetrically distributed on the left and right and are fixedly connected to the horizontal plate respectively. The second cylinder seat is located between the left fixed plate and the right fixed plate. The output end of the first fixture cylinder passes through the vertical plate and is fixedly connected to the second cylinder seat. The limit rod mounting plate is fixedly connected to the left fixed plate and the right fixed plate and is located between the second cylinder seat, the left fixed plate and the right fixed plate. The limit rod bolt is above the limit rod mounting part, and its bottom end passes through the limit rod mounting plate and is located above the second cylinder seat. The second clamp cylinder is fixedly mounted on the second cylinder seat and is located on one side of the limit mounting plate. The output end of the second clamp cylinder passes through the second cylinder seat and is fixedly connected to one end of the lever. The rotating shaft fixing part is fixedly mounted on the second cylinder seat, and the rotating shaft passes through the lever and is connected to the rotating shaft fixing part. The other end of the lever close to the rotating shaft is bolted to the second clamp block, and the first clamp block is fixedly mounted on the bottom end of the second cylinder seat. The first clamp block is provided with a slot and a clamping portion. The second clamp block is located on one side of the first clamp block and abuts against the first clamp block, and the slot is located between the clamping portion and the second clamp block.

5. The fixture mechanism of a disc grinder according to claim 2, characterized in that: The bevel grinding fixture module also includes a lever, a rotating shaft, a rotating shaft fixing member, a connecting member, a pressing block and a bevel grinding fixture, one end of the lever is fixedly connected to the output end of the first fixture cylinder, the rotating shaft fixing member is installed on the first cylinder seat and is located below the output end of the first fixture cylinder, the rotating shaft passes through the lever, and its two ends are respectively connected to the rotating shaft fixing member, the connecting member is fixedly connected to the other end of the lever, the pressing block is clamped on one side of the connecting member, the bevel grinding fixture is fixedly installed at the bottom end of the first cylinder seat, the bevel grinding fixture is provided with a clamping portion, an opening hole groove, a discharge groove and a discharge block, the clamping portion is integrally connected with the discharge block, the opening hole groove and the discharge groove are located between the clamping portion and the discharge block, the opening hole groove is communicated with the discharge groove, the bevel grinding member is clamped in the discharge groove, clamped by the clamping portion and the discharge block, the pressing block is located on one side of the clamping portion and abuts against the clamping portion.

6. The fixture mechanism of a disc grinder according to claim 1, characterized in that: The clamp module also includes a detachable double-arc surface grinding clamp module, the double-arc surface grinding clamp module includes a second mounting plate, a mounting block and a double-arc surface grinding clamp, the second mounting plate is fixedly connected to the output end of the harmonic reducer and is located below the output end of the harmonic reducer, the mounting block is fixedly installed below the second mounting plate, the double-arc surface grinding clamp is fixedly installed below the mounting block, the double-arc surface grinding clamp is provided with an upper clamp arm, a lower clamp arm, a receiving groove and a hole groove, the upper clamp arm is integrally connected with the lower clamp arm, the hole groove and the receiving groove are located between the upper clamp arm and the lower clamp arm, the hole groove is communicated with the receiving groove, the double-arc surface grinding member is clamped in the receiving groove, the upper clamp arm is provided with a clamping block, the double-arc surface grinding member is provided with a groove and a protrusion, the clamping block is clamped in the groove, and clamps the protrusion together with the lower clamp arm.

7. The fixture mechanism of a disc grinder according to claim 1, characterized in that: The cam is connected to the control panel with a button, and the button is connected to the control panel with a button. The cam is connected to the control panel with a button, and the button is connected to the control panel with a button. The cam is connected to the control panel with a button. The control panel has two stoppers, and the stopper has two stoppers. The stopper has two stoppers. The stopper has a stopper, and the stopper has a stopper.

8. The fixture mechanism of a disc grinder according to claim 7, characterized in that: The clamp module also includes a grinding side clamp module detachably mounted on the bottom of the forward and backward moving assembly, the grinding side clamp module including a first clamp cylinder, a first cylinder seat, a support plate, a placing block, a connecting rod and a pressing block, the first cylinder seat is fixedly mounted below the third mounting plate, the first clamp cylinder is fixedly mounted on the first cylinder seat, and is located in the accommodating space surrounded by the second mounting plate and the third mounting plate, the support plate is vertically mounted below the first cylinder seat, the placing block is provided with a connecting platform and two arc-shaped placing tables, the placing block is fixedly connected to the supporting plate through the connecting platform, the supporting plate is provided with a longitudinal connecting rod through hole, one end of the connecting rod is connected to the output end shaft of the first clamp cylinder, and the other end passes through the connecting rod through hole and is fixedly connected to the pressing block, the first clamp cylinder drives the connecting rod and the pressing block to move up and down, and the pressing block is located above the two arc-shaped placing tables.

9. The fixture mechanism of a disc grinder according to claim 7, characterized in that: The clamp module also includes a tortoise shell grinding clamp module detachably mounted on the bottom of the forward and backward moving component, the tortoise shell grinding clamp module includes a first clamp cylinder, a first cylinder seat, a clamp connecting column and a tortoise shell grinding clamp, the first cylinder seat is fixedly mounted below the third mounting plate, the first clamp cylinder is fixedly mounted on the first cylinder seat, and is located in the accommodating space surrounded by the second mounting plate and the third mounting plate, the clamp connecting column includes an outer cylinder and an inner rod, the outer cylinder is fixedly mounted below the first cylinder seat, the bottom end of the outer cylinder is provided with a through hole and a long hole vertically connected to each other, the inner rod is located in the outer cylinder, one end of the inner rod is fixedly connected to the output end of the first clamp cylinder, the other end passes through the outer cylinder and extends into the through hole, and is fixedly connected to the tortoise shell grinding clamp, the first clamp cylinder drives the inner rod to move up and down in the outer cylinder, and drives the tortoise shell grinding clamp to move up and down.

10. The clamping mechanism of a disc grinder according to claim 9, characterized in that: The tortoise shell grinding fixture is provided with a storage table, a pressing piece and a sliding bolt. The storage table is fixedly installed below the bottom end of the outer cylinder. The pressing piece passes through the through hole and is connected to the bottom end of the inner rod by a sliding bolt. The sliding bolt passes through the long hole and moves up and down along the long hole. The storage table is provided with a left clamping part, a storage groove and a right clamping part. The tortoise shell grinding material is clamped in the storage groove and clamped with the left clamping part and the right clamping part. The pressing piece is located above the storage groove. The tortoise shell grinding material is provided with a clamping arm, which is clamped on the storage table and located between the pressing piece and the storage table.

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