CN117102898A - Indexable workpiece clamp for machining center - Google Patents

Indexable workpiece clamp for machining center Download PDF

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Publication number
CN117102898A
CN117102898A CN202311210861.8A CN202311210861A CN117102898A CN 117102898 A CN117102898 A CN 117102898A CN 202311210861 A CN202311210861 A CN 202311210861A CN 117102898 A CN117102898 A CN 117102898A
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CN
China
Prior art keywords
rod
plate
assembly
driving
work
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202311210861.8A
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Chinese (zh)
Inventor
叶建根
张超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Qunzhi Machinery Equipment Co ltd
Original Assignee
Suzhou Qunzhi Machinery Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Qunzhi Machinery Equipment Co ltd filed Critical Suzhou Qunzhi Machinery Equipment Co ltd
Priority to CN202311210861.8A priority Critical patent/CN117102898A/en
Publication of CN117102898A publication Critical patent/CN117102898A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25Movable or adjustable work or tool supports
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/02Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of drums or rotating tables or discs

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

The application discloses an indexable workpiece clamp for a machining center, which belongs to the technical field of clamps and comprises a base, a supporting frame and a working plate, wherein the supporting frame is arranged on the base at intervals, the working plate is arranged on the supporting frame in a sliding mode, a driving assembly for driving the working plate to move in the vertical direction is arranged on the base, a supporting table is arranged on the base, a fixing assembly for fixing a workpiece to be machined is arranged on the supporting table, a lifting assembly for driving the supporting table to move in the vertical direction is arranged on the base, a rotating assembly for driving the supporting table to rotate is arranged on the base, a positioning plate for clamping the workpiece to be machined is arranged on the working plate, a power assembly for driving the positioning plate to move is arranged on the working plate, and a rotating assembly for driving the positioning plate to rotate is arranged on the working plate. The application has the effect of improving the processing efficiency of the processing center on the workpiece needing multi-surface processing.

Description

Indexable workpiece clamp for machining center
Technical Field
The application relates to the technical field of clamps, in particular to an indexable workpiece clamp for a machining center.
Background
The fixture is a device for fixing a machined workpiece in a machining process so that the machined workpiece is at a correct position and further receives machining or detection, and is also called a fixture, in general, a device for quickly and conveniently installing the machined workpiece in any procedure of a construction process can be called a fixture.
In the related art, a machining center often needs to use a clamp to adjust the position of a machined workpiece, so that the machining center can conveniently treat the workpiece to be machined. The common work piece grooving process comprises the steps of fixing the position of a workpiece to be machined by using a clamp, positioning the workpiece to be machined, and finally grooving the workpiece by using a cutter. When the other surfaces of the workpiece are required to be grooved, the workpiece is often required to be loosened, the workpiece position is readjusted, and then the steps are carried out again.
Aiming at the related technology, when the workpiece needs to be grooved at multiple sides, the steps of pausing and clamping again and positioning often exist in the middle of the working procedure, so that the processing efficiency is reduced.
Disclosure of Invention
The application provides an indexable workpiece clamp for a machining center, which aims to improve the machining efficiency of the machining center on a workpiece needing multi-surface treatment.
The indexable workpiece clamp for the machining center provided by the application adopts the following technical scheme:
the utility model provides a machining center is with indexable workpiece holder, includes the base, the interval set up in support frame on the base, slide set up in work plate on the support frame, be provided with on the base and be used for the drive work plate along the drive assembly of vertical direction removal, be provided with the brace table on the base, be provided with on the brace table and be used for fixing the fixed subassembly of waiting to process the work piece, be provided with on the base and be used for the drive the brace table is along the lifting unit who moves of vertical direction, be provided with on the base and be used for the drive the rotatory rotating assembly of brace table, be provided with on the work plate and be used for the centre gripping to wait to process the locating plate of work piece, be provided with on the work plate and be used for the drive power component that the locating plate removed, be provided with on the work plate and be used for the drive rotatory rotating assembly of locating plate.
By adopting the technical scheme, the workpiece to be processed is firstly placed on the supporting table, the fixing component is used for fixing the position of the workpiece to be processed, an operator uses the lifting component to enable the workpiece to be processed to move to a proper position, the operator uses the driving component to enable the working plate to move to the same height as the workpiece to be processed, the operator uses the power component to drive the positioning plate to move until the positioning plate clamps the workpiece to be processed, and the positioning plate is matched with the fixing component to facilitate the operator to adjust the position of the workpiece to be processed; the rotating assembly enables the supporting table to rotate, the supporting table drives the workpiece to be processed to rotate, the side face of the workpiece to be processed facing the prop is adjusted, the positioning plate and the rotating assembly can overturn the workpiece to be processed, and therefore machining efficiency of a machining center on the workpiece to be processed in multiple faces is improved.
Preferably, the drive assembly includes install in actuating motor in the base, rotate install in actuating lever in the base, fixed cover is located worm and the fixed cover on the actuating motor output shaft are located worm wheel on the actuating lever, the worm with worm wheel intermeshing, the lead screw is installed to the support frame rotation, the fixed cover in both ends is equipped with first bevel gear on the actuating lever, fixed cover is equipped with on the lead screw be used for with first bevel gear intermeshing's second bevel gear, first bevel gear with second bevel gear intermeshing, fixedly connected with on the working plate be used for with lead screw-thread fit's connecting rod, set up on the support frame be used for with connecting rod sliding fit's spout.
Through adopting above-mentioned technical scheme, driving motor's output shaft rotates and drives the worm and rotate, and the worm rotates and drives the worm wheel and rotate, and the worm wheel rotates and makes the actuating lever rotate, and the actuating lever rotates and makes first bevel gear rotatory, and first bevel gear and second bevel gear cooperation drive lead screw rotate, and lead screw drive connecting rod removes, and the connecting rod removes and drives the brace table and rise or descend, and then makes things convenient for the height of operating personnel control work board.
Preferably, the fixed subassembly including install in mounting panel on the brace table, rotate install in two-way lead screw on the mounting panel and set up in the stripper plate at two ends of two-way lead screw, two-way lead screw with stripper plate screw thread fit is provided with servo motor in the brace table, fixedly connected with adjusts the pole on servo motor's the output shaft, fixed cover is equipped with the driving pulley on the regulation pole, fixed cover is equipped with driven pulley on the two-way lead screw, the driving pulley with around being equipped with the belt between the driven pulley.
Through adopting above-mentioned technical scheme, when operating personnel places the work piece of waiting to process on the brace table, operating personnel starts servo motor, and servo motor's output shaft rotates and drives the regulation pole and rotate, adjusts the pole and rotates and drive the driving pulley and rotate, and the driving pulley rotates and makes driven pulley rotate through the belt, and driven pulley rotates and drives two-way lead screw, and two-way lead screw rotates and drives the stripper plate and remove, and adjacent stripper plate cooperation location is fixed the position of waiting to process the work piece.
Preferably, the lifting assembly comprises a mounting sleeve arranged on the base and a first electric push rod arranged in the mounting sleeve, a piston rod of the first electric push rod is fixedly connected with the supporting table, and the end part of the first electric push rod, which is far away from the supporting table, is fixedly connected with the inner end surface of the mounting sleeve.
Through adopting above-mentioned technical scheme, operating personnel starts first electric putter, and first electric putter's piston rod removes the promotion brace table and removes, and the brace table drives the work piece that waits to process and removes, and first electric putter's setting makes things convenient for operating personnel to control the brace table and wait to process the height of work piece.
Preferably, the working plate is provided with a working box, the positioning plate is arranged on the side surface of the working plate, away from the working plate, the rotating assembly comprises a rotating column arranged on the working plate in a rotating manner, a telescopic rod arranged in the working plate in a rotating manner, the rotating column is fixedly connected with the working box, the telescopic rod is matched with the rotating column in a clamping manner, and the working plate is provided with a starting assembly used for driving the telescopic rod to rotate.
Through adopting above-mentioned technical scheme, operating personnel utilizes the start assembly to make the telescopic link rotatory, and the telescopic link rotates and drives the spliced pole rotatory, and the spliced pole is rotatory to make the work box rotate, and the work box rotates and drives the locating plate and rotate, and the locating plate rotates and drives the work piece rotation of waiting to process to make things convenient for operating personnel upset to wait to process the work piece.
Preferably, the telescopic rod comprises a first rod body rotatably mounted on the working plate and a second rod body extending into the rotary column, an inserting block is arranged on the second rod body, a containing groove for containing the inserting block is formed in the second rod body, a first spring is fixedly connected to the inserting block, the end part, away from the inserting block, of the first spring is fixedly connected with the inner end face of the containing groove, and an inserting groove for being in inserting fit with the inserting block is formed in the rotary column; the starting assembly comprises a starting motor arranged on the working plate, a third bevel gear arranged on an output shaft of the starting motor and a fourth bevel gear arranged on the first rod body, and the third bevel gear is meshed with the fourth bevel gear.
Through adopting above-mentioned technical scheme, operating personnel utilize starter motor to drive third bevel gear and rotate, and third bevel gear rotates and drives fourth bevel gear and rotate, and fourth bevel gear drives first body of rod and second body of rod and rotate, and when the inserted block inserts the jack-in under the effect of first spring in the inslot, the second body of rod drives the dwang through the cooperation of inserted block and jack-in groove and rotates, and then drives the rotation of work box and locating plate, finally realizes waiting to process the upset of work piece.
Preferably, the power assembly comprises a moving column penetrating through the working box in a sliding manner and a screw rod penetrating through the moving column and in threaded fit with the moving column, the moving column is fixedly connected with the positioning plate, a strip-shaped block is penetrated at the end part, close to the screw rod, of the second rod body, and a second spring is arranged between the strip-shaped block and the second rod body; the screw rod is provided with a strip-shaped groove which is used for being in plug-in fit with the strip-shaped block, and an adjusting component used for adjusting the position of the second rod body is arranged in the working plate.
Through adopting above-mentioned technical scheme, operating personnel utilize adjusting part to drive the second body of rod and remove, until the bar piece inserts in the bar inslot, and at this moment, operating personnel utilize the starter motor can drive third bevel gear and rotate, and third bevel gear and fourth bevel gear cooperation drive first body of rod and second body of rod rotate, and the second body of rod drives the lead screw through the cooperation in bar piece and bar groove and rotates, and lead screw drive removes the post and removes, and then makes things convenient for operating personnel to utilize the locating plate centre gripping to wait to process the work piece.
Preferably, a clamping block is arranged in the inserting groove in a sliding manner, a positioning column is arranged on the clamping block, and the end part, far away from the clamping block, of the positioning column can penetrate out of the rotating column; a mounting cavity is formed in the working plate, a second electric push rod is mounted on the inner side wall of the mounting cavity, and a pushing block used for being fixedly connected with the second rod body is arranged on a piston rod of the second electric push rod; the adjusting component comprises a locking rod penetrating through the inner bottom surface and the inner top surface of the installation cavity, an arc-shaped plate arranged on the locking rod and used for being abutted with the positioning column, an abutting strip arranged on the locking rod and a third spring arranged on the abutting strip, wherein the end part of the third spring, which is far away from the abutting strip, is fixedly connected with the working plate, the end part of the abutting strip, which is close to the pushing block, is provided with an inclined surface, the side surface of the pushing block, which is close to the abutting strip, is provided with a butt joint groove, and the end part of the butt joint groove is provided with an inclined surface matched with the inclined surface of the abutting strip.
Through adopting above-mentioned technical scheme, operating personnel starts the second electric putter, the second electric putter drives the impeller block and removes, the impeller block makes the butt strip be close to the spliced pole through the cooperation between the inclined plane, the butt strip moves the arc and supports tight spliced pole, and then it rotates the spliced pole to restrict, the arc promotes the reference column this moment, the fixture block removes, the fixture block pushes back the inserted block in the holding tank, the impeller block continues to remove and drives the second body of rod and remove, until the bar inserts the bar inslot, at this moment, operating personnel utilizes the starter motor to drive third bevel gear and rotates, third bevel gear and fourth bevel gear cooperation drive first body of rod and second body of rod rotate, the second body of rod drives the lead screw through the cooperation in bar and bar inslot and rotates, lead screw drive removes the post and removes, and then make things convenient for operating personnel to utilize the locating plate centre gripping to wait to process the work piece.
Preferably, the rotating assembly comprises a rotating gear arranged on the screw rod and a crown gear arranged on the supporting table, communication grooves used for being communicated with the outside are formed in two sides of the working box, and the rotating gear part penetrates out of the communication grooves and is meshed with the crown gear.
Through adopting above-mentioned technical scheme, when the rotation gear and crown gear meshing, operating personnel make the lead screw rotate, and the lead screw drives the rotation gear and rotates, and the rotation gear drives crown gear rotation, and then makes things convenient for operating personnel to rotate the supporting bench.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the workpiece to be processed is firstly placed on the supporting table, the fixing component is used for fixing the position of the workpiece to be processed, an operator uses the lifting component to enable the workpiece to be processed to move to a proper position, the operator uses the driving component to enable the working plate to move to the same height as the workpiece to be processed, the operator uses the power component to drive the positioning plate to move until the positioning plate clamps the workpiece to be processed, and the positioning plate is matched with the fixing component to facilitate the operator to adjust the position of the workpiece to be processed; the rotating assembly enables the supporting table to rotate, the supporting table drives the workpiece to be processed to rotate, the side surface of the workpiece to be processed facing the prop is adjusted, the positioning plate and the rotating assembly can turn over the workpiece to be processed, and therefore machining efficiency of a machining center on the workpiece to be processed in multiple faces is improved;
2. the second electric push rod drives the pushing block to move, the pushing block enables the abutting strip to be close to the rotating column through the cooperation between the inclined planes, the abutting strip moves the arc plate to abut against the rotating column, the rotating column is further limited to rotate, the arc plate pushes the positioning column and the clamping block to move, the clamping block pushes the inserting block back into the accommodating groove, the pushing block continues to move to drive the second rod body to move until the strip block is inserted into the strip groove, at the moment, an operator can drive the third bevel gear to rotate by using the starting motor, the third bevel gear and the fourth bevel gear cooperate to drive the first rod body and the second rod body to rotate, the second rod body drives the lead screw to rotate through the cooperation of the strip block and the strip groove, and the lead screw drives the moving column to move, so that the operator can conveniently clamp a workpiece to be machined by using the positioning plate;
3. when the rotating gear is meshed with the crown gear, an operator rotates the lead screw, the lead screw drives the rotating gear to rotate, and the rotating gear drives the crown gear to rotate, so that the operator can conveniently rotate the supporting table.
Drawings
Fig. 1 is a schematic view of the structure of an indexable work holder for a machining center according to an embodiment of the application.
Fig. 2 is a schematic view of an internal structure of a base according to an embodiment of the present application.
Fig. 3 is a schematic view of an internal structure of a support table according to an embodiment of the present application.
Fig. 4 is a schematic view of the internal structure of a work plate according to an embodiment of the present application.
Fig. 5 is an enlarged schematic view at a in fig. 4.
Reference numerals: 1. a base; 11. a support frame; 12. a work plate; 13. a support table; 14. a first cavity; 15. a second cavity; 16. a third cavity; 17. a working box; 18. a positioning plate; 181. an anti-slip rubber pad; 2. a fixing assembly; 21. a mounting plate; 22. a two-way screw rod; 23. an extrusion plate; 24. a servo motor; 25. an adjusting rod; 26. a driving pulley; 27. a driven pulley; 28. a belt; 3. a lifting assembly; 31. a mounting sleeve; 32. a first electric push rod; 4. a drive assembly; 41. a driving motor; 42. a driving rod; 43. a worm; 44. a worm wheel; 45. a screw rod; 46. a first bevel gear; 47. a second bevel gear; 48. a connecting rod; 49. a chute; 5. a rotating assembly; 51. rotating the column; 52. a telescopic rod; 521. a first rod body; 522. a second rod body; 53. a fourth cavity; 54. a receiving groove; 55. inserting blocks; 56. a first spring; 57. a plug-in groove; 58. a bar block; 59. a second spring; 6. a start assembly; 61. starting a motor; 62. a third bevel gear; 63. a fourth bevel gear; 7. a power assembly; 71. a moving column; 72. a screw rod; 73. a mounting cavity; 74. a bar-shaped groove; 8. an adjustment assembly; 81. a locking lever; 82. an arc-shaped plate; 83. an abutment bar; 84. a third spring; 85. a clamping block; 86. positioning columns; 87. a second electric push rod; 88. a pushing block; 89. a butt joint groove; 9. a rotating assembly; 91. rotating the gear; 92. A crown gear; 93. a communication groove; .
Detailed Description
The application is described in further detail below with reference to fig. 1-5.
The embodiment of the application discloses an indexable workpiece clamp for a machining center. Referring to fig. 1, the indexable work holder for a machining center includes a base 1, a support frame 11, a work plate 12, a support table 13, and a positioning plate 18.
Referring to fig. 2 and 3, the base 1 is horizontally arranged, the supporting frames 11 are vertically arranged on the base 1, the bottom surfaces of the supporting frames 11 are fixedly connected with the upper surface of the base 1, two supporting frames 11 are arranged, and the two supporting frames 11 are arranged at intervals. The supporting tables 13 are disc-shaped, the supporting tables 13 are positioned between the adjacent supporting frames 11, and the supporting tables 13 are horizontally arranged. The support table 13 is provided with a fixing assembly 2, and the fixing assembly 2 comprises a mounting plate 21, a bidirectional screw 22 and an extrusion plate 23. The mounting plate 21 is fixedly connected to the upper surface of the supporting table 13, two mounting plates 21 are arranged, and the two mounting plates 21 are arranged at intervals. The bidirectional screw rod 22 is positioned between the two mounting plates 21, one end of the bidirectional screw rod 22 is rotationally connected with one mounting plate 21, and the other end of the bidirectional screw rod 22 is rotationally connected with the other mounting plate 21. Two bidirectional screw rods 22 are arranged, and the two bidirectional screw rods 22 are arranged at intervals. The two extrusion plates 23 are arranged, one extrusion plate 23 is positioned at one end of the bidirectional screw rod 22, the other extrusion plate 23 is positioned at the other end of the bidirectional screw rod 22, the bidirectional screw rods 22 penetrate through the extrusion plates 23, and the bidirectional screw rods 22 are in threaded fit with the extrusion plates 23.
Referring to fig. 3, a first cavity 14 is formed in the support table 13, and a cross section of the first cavity 14 is circular. A servo motor 24 is arranged on the inner top surface of the first cavity 14, an output shaft of the servo motor 24 is fixedly connected with an adjusting rod 25, and the axis of the adjusting rod 25 is coincident with the axis of the output shaft of the servo motor 24. The adjusting rod 25 is fixedly sleeved with driving pulleys 26, two driving pulleys 26 are arranged, and the two driving pulleys 26 are arranged at intervals. The end parts of the two bidirectional screw rods 22 are fixedly sleeved with driven pulleys 27, the two driving pulleys 26 and the two driven pulleys 27 are in one-to-one correspondence, and a belt 28 is wound between the corresponding driving pulleys 26 and the corresponding driven pulleys 27.
When a workpiece to be processed is placed on the supporting table 13, an operator starts the servo motor 24, the servo motor 24 drives the driving belt pulley 26 to rotate through the adjusting rod 25, the driving belt pulley 26 drives the driven belt pulley 27 to rotate through the belt 28, the driven belt pulley 27 rotates to drive the bidirectional screw 22 to rotate, the extrusion plates 23 at two ends of the bidirectional screw 22 are close to each other, and the adjacent extrusion plates 23 clamp the workpiece to be processed.
Referring to fig. 2 and 3, a lifting assembly 3 for driving the support table 13 to move in a vertical direction is provided on the base 1, and the lifting assembly 3 includes a mounting sleeve 31 and a first electric push rod 32. The installation sleeve 31 is vertically arranged, one end of the installation sleeve 31 is closed, the other end of the installation sleeve 31 is opened, and the end face of the closed end of the installation sleeve 31 is fixedly connected with the upper surface of the base 1. The first electric push rod 32 is located in the mounting sleeve 31, a piston rod of the first electric push rod 32 is fixedly connected with the bottom surface of the supporting table 13, and the end part of the first electric push rod 32, which is far away from the supporting table 13, is fixedly connected with the inner end surface of the mounting sleeve 31. The operator starts the first electric push rod 32, and the piston rod of the first electric push rod 32 pushes the supporting table 13 to move, so that the operator can conveniently adjust the height of the supporting table 13.
Referring to fig. 2, a driving assembly 4 is provided on the base 1, and the driving assembly 4 includes a driving motor 41, a driving lever 42, a worm 43, and a worm wheel 44. A second cavity 15 is formed in the base 1, and the cross section of the second cavity 15 is rectangular. The driving motor 41 is installed on the inner bottom surface of the second cavity 15, the worm 43 is arranged on the output shaft of the driving motor 41, and the worm 43 is coaxially and fixedly connected with the output shaft of the driving motor 41. The driving rod 42 is horizontally disposed in the second cavity 15, and the driving rod 42 is rotatably connected to the inner sidewall of the second cavity 15, and the length direction of the driving rod 42 is perpendicular to the length of the worm 43. The worm wheel 44 is fixedly sleeved on the driving rod 42, and the worm wheel 44 is meshed with the worm 43.
Referring to fig. 2, the supporting frames 11 are provided with third cavities 16, and the cross sections of the third cavities 16 are rectangular. The screw rods 45 are rotatably mounted on the inner top surfaces of the third cavities 16, the screw rods 45 are vertically arranged, and the screw rods 45 extend into the second cavities 15. The two ends of the driving rod 42 are fixedly sleeved with a first bevel gear 46, the end part of the screw rod 45 extending into the second cavity 15 is fixedly sleeved with a second bevel gear 47, and the first bevel gear 46 and the second bevel gear 47 are meshed with each other. The working plates 12 are arranged on the side surfaces of the adjacent supporting frames 11, which are close to each other, and the working plates 12 are matched with the supporting frames 11 in a sliding manner, two working plates 12 are arranged, and the two working plates 12 are in one-to-one correspondence with the two supporting frames 11. The working plate 12 is horizontally arranged, a connecting rod 48 is mounted on the side surface of the working plate 12 close to the supporting frame 11, the connecting rod 48 extends into the third cavity 16, and the screw rod 45 penetrates through the connecting rod 48 and is in threaded fit with the connecting rod 48. The supporting frame 11 is provided with a sliding groove 49, the connecting rod 48 is in sliding fit with the inner side wall of the sliding groove 49, and the sliding groove 49 is communicated with the third cavity 16.
The operator starts driving motor 41, driving motor 41 makes actuating lever 42 rotate through the cooperation of worm 43 and worm wheel 44, and actuating lever 42 rotates and makes first bevel gear 46 rotatory, and first bevel gear 46 and second bevel gear 47 cooperation drive lead screw 45 rotation, and lead screw 45 drive connecting rod 48 removes, and connecting rod 48 removes and drives supporting bench 13 and rise or descend, and then makes things convenient for the height of operating personnel control work board 12.
Referring to fig. 2 and 4, the work plate 12 is provided with a work box 17, the work box 17 is provided on a side surface of the work plate 12 adjacent to each other, and the work box 17 is rotatably connected to the work plate 12. The work plate 12 is provided with a rotation assembly 5 for driving the work box 17 to rotate, and the rotation assembly 5 includes a rotation column 51 and a telescopic rod 52. The rotating column 51 horizontally penetrates through the working plate 12, one end of the rotating column 51 is fixedly connected with the working box 17, and the other end of the rotating column 51 is rotatably connected with the working plate 12.
Referring to fig. 4, a fourth cavity 53 is formed in the working plate 12, and the cross section of the fourth cavity 53 is rectangular. The telescopic rod 52 is horizontally installed in the fourth cavity 53, and the telescopic rod 52 includes a first rod 521 and a second rod 522. The end of the first rod 521 far from the second rod 522 is rotatably connected with the inner side wall of the fourth cavity 53, the second rod 522 is in key slot fit with the first rod 521, and the end of the second rod 522 far from the first rod 521 passes through the rotary column 51 and extends into the working box 17.
Referring to fig. 5, two receiving grooves 54 are formed in the outer circumferential surface of the second rod 522 located in the rotation post 51, the length direction of the receiving grooves 54 is identical to the length direction of the second rod 522, and the two receiving grooves 54 are symmetrically arranged about the axis of the second rod 522. The inside wall of holding tank 54 is gone up all to slide and is provided with insert 55, is provided with first spring 56 on the insert 55, and first spring 56 one end and insert 55 fixed connection, first spring 56 other end and the interior terminal surface fixed connection of holding tank 54. The rotary column 51 is internally provided with a plugging groove 57 for plugging and matching with the plug block 55, the length direction of the plugging groove 57 is consistent with the length direction of the rotary column 51, the section of the plugging groove 57 perpendicular to the length direction is trapezoid, and the length of the plugging groove 57 is longer than that of the containing groove 54.
Referring to fig. 4, a starting assembly 6 is disposed on the working plate 12, the starting assembly 6 includes a starting motor 61, a third bevel gear 62 and a fourth bevel gear 63, the starting motor 61 is mounted on the working plate 12, an output shaft of the starting motor 61 extends into the fourth cavity 53, the third bevel gear 62 is fixedly sleeved on an end portion of the output shaft of the starting motor 61 located in the fourth cavity 53, the fourth bevel gear 63 is fixedly sleeved on the first rod 521, and the third bevel gear 62 and the fourth bevel gear 63 are meshed with each other.
The operator communicates the starter motor 61, and the starter motor 61 rotates through third bevel gear 62 and fourth bevel gear 63, and the cooperation of fourth bevel gear 63 drives first body of rod 521 and second body of rod 522 and rotates, and the butt is rotated post 51 to the butt under the elasticity effect of first spring 56 to the inserted block 55, and when the inserted block 55 just is to inserting groove 57, first spring 56 makes the inserted block 55 insert in the inserting groove 57, and at this moment, the cooperation of second body of rod 522 through inserted block 55 and inserting groove 57 drives the dwang and rotates, and then drives work box 17 and locating plate 18 rotation.
Referring to fig. 4, the positioning plate 18 has a disc shape, the positioning plate 18 is disposed on a side of the working box 17 away from the working plate 12, and an anti-slip rubber pad 181 is fixedly connected to the side of the positioning plate 18 away from the working box 17. The power assembly 7 for driving the positioning plate 18 to move is arranged in the working box 17, and the power assembly 7 comprises a moving column 71 and a screw 72. The working box 17 is internally provided with a mounting cavity 73, the movable column 71 horizontally penetrates through the working box 17, the section of the movable column 71 perpendicular to the movable column 71 along the length direction is rectangular, one end of the movable column 71 extends to the mounting cavity 73, the other end of the movable column 71 extends out of the working box 17, and the end part of the working box 17 at the extending position of the movable column 71 is fixedly connected with the positioning plate 18. The lead screw 72 is horizontally arranged in the installation cavity 73, one end of the lead screw 72 is rotationally connected with the inner side wall of the installation cavity 73, the other end of the lead screw 72 penetrates into the movable column 71, and the lead screw 72 is in threaded fit with the movable column 71.
Referring to fig. 4 and 5, the axis of the second rod 522 coincides with the axis of the screw 72, and the end of the second rod 522, which is close to the screw 72, slides through the bar 58, the bar 58 is provided with the second spring 59, one end of the second spring 59 is fixedly connected with the bar 58, and the other end of the second spring 59 is fixedly connected with the second rod 522. The end surface of the screw 45, which is close to the second rod body 522, is provided with a strip-shaped groove 74 for being in plug-in fit with the strip-shaped block 58.
Referring to fig. 5, an adjustment assembly 8 is provided within the work plate 12, the adjustment assembly 8 including a locking bar 81, an arcuate plate 82, an abutment bar 83, and a third spring 84. The fixture blocks 85 are slidably arranged on the inner side walls of the inserting grooves 57, the side surfaces, away from the inserting blocks 55, of the fixture blocks 85 are fixedly connected with positioning columns 86, and the end parts, away from the fixture blocks 85, of the positioning columns 86 can penetrate out of the rotating columns 51. The locking bars 81 are provided in two, the two locking bars 81 are symmetrically arranged about the axis of the rotation column 51, one locking bar 81 is provided to penetrate the inner bottom surface of the installation cavity 73, and the other locking bar 81 is provided to penetrate the inner top surface of the installation cavity 73. The arc plate 82 is provided with an end portion of the locking lever 81 which is close to each other, the arc plate 82 is fixedly connected with the locking lever 81, and the arc plate 82 is engaged with and abutted against the outer peripheral surface of the rotation post 51. The abutting strip 83 is fixedly connected to the side surface, close to the first rod body 521, of the locking rod 81, the third spring 84 is sleeved on the locking rod 81, one end of the third spring 84 is fixedly connected with the abutting strip 83, and the other end of the third spring 84 is fixedly connected with the working box 17.
Referring to fig. 4 and 5, the inner side wall of the installation cavity 73 is installed on the second electric push rod 87, the second electric push rod 87 is horizontally arranged, the end part of the second electric push rod 87, which is far away from the piston rod, is fixedly connected with the inner side wall of the installation cavity 73, and the piston rod of the second electric push rod 87 is fixedly connected with a pushing block 88. The side surface of the pushing block 88, which is close to the abutting strip 83, is provided with an abutting groove 89, and the abutting strip 83 is in sliding fit with the inner side wall of the abutting groove 89. The side of the abutting strip 83, which is close to the pushing block 88, is provided with an inclined plane, the opening of the abutting groove 89 is provided with an inclined plane, and the inclined planes of the abutting strip 83 and the pushing block 88, which are close to each other, are matched.
The operator utilizes the second electric putter 87 to make the impeller 88 move towards the butt strip 83, and the cooperation between the impeller 88 through the inclined plane makes butt strip 83 be close to each other, and butt strip 83 drives arc 82 to promote reference column 86 and fixture block 85 and removes until arc 82 supports and tightly rotates post 51, and fixture block 85 pushes back the inserted block 55 in the holding tank 54 this moment. Then, the pushing block 88 continues to move to drive the second rod 522 to move until the bar block 58 is inserted into the bar groove 74, then, the motor 61 is started to drive the first rod 521 and the second rod 522 to rotate through the cooperation of the third bevel gear 62 and the fourth bevel gear 63, the second rod 522 drives the screw rod 72 to rotate through the cooperation of the bar block 58 and the bar groove 74, the screw rod 72 drives the moving column 71 to move, the moving column 71 drives the positioning plate 18 to move, and finally, an operator can conveniently clamp a workpiece to be machined through the positioning plate 18.
Referring to fig. 2 and 4, a rotating assembly 9 is provided in the working chamber 17, and the rotating assembly 9 includes a rotating gear 91 and a crown gear 92. The rotating gear 91 is fixedly sleeved on the screw rod 72, the inner top surface and the inner bottom surface of the working box 17 are provided with communication grooves 93, and two ends of the rotating gear 91 extend out of the working box 17 through the communication grooves 93. The crown gear 92 is fixedly connected to the upper surface of the support table 13, and the axis of the crown gear 92 coincides with the axis of the support table 13, and the crown gear 92 can be meshed with the rotation gear 91.
The operator starts first electric putter 32 and makes brace table 13 rise, until rotation gear 91 meshes with crown gear 92, then, the operator makes lead screw 72 rotate, and lead screw 72 drives rotation gear 91 and rotates, and first gear 91 drives crown gear 92 and rotates brace table 13, and then makes things convenient for the operator to rotate.
The embodiment of the application provides an indexable workpiece clamp for a machining center, which is implemented by the following principle: the operator places the work piece of waiting to process on supporting bench 13, and the operator starts servo motor 24, and servo motor 24's output shaft rotates and drives regulation pole 25 and driving pulley 26 rotation, and driving pulley 26 makes driven pulley 27 rotate through belt 28, and driven pulley 27 rotates and drives two-way lead screw 22 rotation, and then makes adjacent stripper plate 23 be close to each other and fix the work piece of waiting to process.
The operator starts the second electric putter 87, and the second electric putter 87 drives the impeller 88 and removes, and the impeller 88 makes the butt strip 83 be close to the spliced pole 51 through the cooperation between the inclined plane, and butt strip 83 drives arc 82 and supports tightly spliced pole 51, and then restrict the spliced pole 51 rotation, and arc 82 promotes reference column 86, fixture block 85 and removes this moment, and fixture block 85 pushes back the inserted block 55 in the holding tank 54, and the impeller 88 continues to remove and drives the second body of rod 522 and remove, until bar 58 inserts in the bar slot 74.
Then, when the operator pushes the supporting table 13 to move by using the first electric push rod 32, the supporting table 13 drives the workpiece to be processed to rise to the position that the rotating gear 91 is meshed with the crown gear 92 on the supporting table 13, the operator drives the third bevel gear 62 to rotate by using the starting motor 61, the third bevel gear 62 is matched with the fourth bevel gear 63 to drive the first rod body 521 and the second rod body 522 to rotate, the second rod body 522 is matched with the strip-shaped block 58 and the strip-shaped groove 74 to drive the screw rod 72 to rotate, and the screw rod 72 drives the crown gear 92 to rotate by using the rotating gear 91, so that the operator can conveniently rotate the supporting table 13 to adjust the side surface of the workpiece to be processed, which faces the cutter.
If the first electric push rod 32 is operated to separate the engaged state of the crown gear 92 and the rotating gear 91, the operator continues to rotate the screw rod 72, at this time, the screw rod 72 drives the moving column 71 to move continuously until the moving column 71 drives the positioning plate 18 to clamp the workpiece to be machined, so as to facilitate the operator to position and fix the workpiece to be machined.
The operator moves the second rod 522 back by using the second electric push rod 87, and thereby the lock of the arc 82 to the rotation post 51 is released. When the insert 55 is inserted into the insertion slot 57 under the action of the first spring 56, the operator drives the third bevel gear 62 to rotate by using the starting motor 61, the third bevel gear 62 and the fourth bevel gear 63 cooperate to drive the first rod 521 and the second rod 522 to rotate, the second rod 522 cooperates with the insertion slot 57 by the insert 55 to drive the rotating rod to rotate, and then the working box 17 and the positioning plate 18 are driven to rotate, so that the turnover of the workpiece to be processed is finally realized, and the processing efficiency of the processing center on the workpiece requiring multi-surface processing is finally improved.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (9)

1. An indexable work holder for a machining center, characterized in that: including base (1), interval set up in support frame (11), the slip set up in on support frame (11) work piece (12), be provided with on base (1) and be used for the drive work piece (12) are along drive assembly (4) that vertical direction removed, be provided with supporting bench (13) on base (1), be provided with on supporting bench (13) and be used for fixed subassembly (2) of waiting to process the work piece, be provided with on base (1) and be used for the drive lifting unit (3) that supporting bench (13) removed along vertical direction, be provided with on base (1) and be used for the drive rotating assembly (9) of supporting bench (13), be provided with on work piece (12) and be used for the centre gripping to wait to process locating plate (18), be provided with on work piece (12) and be used for the drive power component (7) that locating plate (18) removed, be provided with on work piece (12) and be used for the drive rotating assembly (5) of locating plate (18) rotation.
2. An indexable work holder for a machining center as defined in claim 1, wherein: the driving assembly (4) comprises a driving motor (41) arranged in the base (1), a driving rod (42) rotatably arranged in the base (1), a worm (43) fixedly sleeved on an output shaft of the driving motor (41) and a worm wheel (44) fixedly sleeved on the driving rod (42), the worm (43) is meshed with the worm wheel (44) mutually, a screw rod (45) is arranged in the supporting frame (11) in a rotating mode, first bevel gears (46) are fixedly sleeved at two ends of the driving rod (42), second bevel gears (47) meshed with the first bevel gears (46) are fixedly sleeved on the screw rod (45), the first bevel gears (46) are meshed with the second bevel gears (47), a connecting rod (48) matched with the screw rod (45) in a threaded mode is fixedly connected to the working plate (12), and a sliding groove (49) matched with the connecting rod (48) in a sliding mode is formed in the supporting frame (11).
3. An indexable work holder for a machining center as defined in claim 1, wherein: the utility model provides a fixed subassembly (2) including install in mounting panel (21) on brace table (13), rotate install in two-way lead screw (22) on mounting panel (21) and set up in stripper plate (23) at two ends of two-way lead screw (22), two-way lead screw (22) with stripper plate (23) screw-thread fit, be provided with servo motor (24) in brace table (13), fixedly connected with regulation pole (25) on the output shaft of servo motor (24), fixed cover is equipped with driving pulley (26) on regulation pole (25), fixed cover is equipped with driven pulley (27) on two-way lead screw (22), driving pulley (26) with around being equipped with belt (28) between driven pulley (27).
4. An indexable work holder for a machining center as defined in claim 1, wherein: the lifting assembly (3) comprises a mounting sleeve (31) arranged on the base (1) and a first electric push rod (32) arranged in the mounting sleeve (31), a piston rod of the first electric push rod (32) is fixedly connected with the supporting table (13), and the end part of the first electric push rod (32) away from the supporting table (13) is fixedly connected with the inner end surface of the mounting sleeve (31).
5. An indexable work holder for a machining center as defined in claim 1, wherein: install work box (17) on work board (12), locating plate (18) set up in the side of work board (12) is kept away from to work box (17), rotating assembly (5) including rotate install in rotation post (51) on work board (12), rotate install in telescopic link (52) in work board (12), rotation post (51) with work box (17) fixed connection, telescopic link (52) with rotation post (51) joint cooperation, be provided with on work board (12) and be used for the drive starting assembly (6) that telescopic link (52) are rotatory.
6. An indexable work holder for a machining center as defined in claim 5, wherein: the telescopic rod (52) comprises a first rod body (521) rotatably mounted on the working plate (12) and a second rod body (522) extending into the rotary column (51), an inserting block (55) is arranged on the second rod body (522), a containing groove (54) for containing the inserting block (55) is formed in the second rod body (522), a first spring (56) is fixedly connected onto the inserting block (55), the end part, away from the inserting block (55), of the first spring (56) is fixedly connected with the inner end surface of the containing groove (54), and an inserting groove (57) for being in insertion fit with the inserting block (55) is formed in the rotary column (51); the starting assembly (6) comprises a starting motor (61) mounted on the working plate (12), a third bevel gear (62) mounted on an output shaft of the starting motor (61) and a fourth bevel gear (63) mounted on the first rod body (521), and the third bevel gear (62) and the fourth bevel gear (63) are meshed with each other.
7. An indexable work holder for a machining center as defined in claim 6, wherein: the power assembly (7) comprises a moving column (71) penetrating through the working box (17) in a sliding manner and a lead screw (72) penetrating through the moving column (71) and in threaded fit with the moving column (71), the moving column (71) is fixedly connected with the positioning plate (18), a strip-shaped block (58) is penetrated at the end part, close to the lead screw (72), of the second rod body (522), and a second spring (59) is installed between the strip-shaped block (58) and the second rod body (522); the screw rod (72) is provided with a strip-shaped groove (74) which is used for being in plug-in fit with the strip-shaped block (58), and an adjusting component (8) which is used for adjusting the position of the second rod body (522) is arranged in the working plate (12).
8. An indexable work holder for a machining center as defined in claim 7 wherein: a clamping block (85) is arranged in the inserting groove (57) in a sliding mode, a positioning column (86) is arranged on the clamping block (85), and the end portion, far away from the clamping block (85), of the positioning column (86) can penetrate out of the rotating column (51); a mounting cavity (73) is formed in the working plate (12), a second electric push rod (87) is mounted on the inner side wall of the mounting cavity (73), and a pushing block (88) fixedly connected with the second rod body (522) is arranged on a piston rod of the second electric push rod (87); the adjusting component (8) comprises a locking rod (81) penetrating through the inner bottom surface and the inner top surface of the mounting cavity (73), an arc-shaped plate (82) arranged on the locking rod (81) and used for being abutted to the positioning column (86), an abutting strip (83) arranged on the locking rod (81) and a third spring (84) arranged on the abutting strip (83), the end portion, far away from the abutting strip (83), of the third spring (84) is fixedly connected with the working plate (12), an inclined surface is arranged at the end portion, close to the pushing block (88), of the abutting strip (83), an abutting groove (89) is formed in the side face, close to the abutting strip (83), of the pushing block (88), and an inclined surface matched with the inclined surface of the abutting strip (83) is formed in the end portion of the abutting groove (89).
9. An indexable work holder for a machining center as defined in claim 7 wherein: the rotary assembly (9) comprises a rotary gear (91) arranged on the screw rod (72) and a crown gear (92) arranged on the supporting table (13), communication grooves (93) used for being communicated with the outside are formed in two sides of the working box (17), and the rotary gear (91) partially penetrates out of the communication grooves (93) and is meshed with the crown gear (92).
CN202311210861.8A 2023-09-19 2023-09-19 Indexable workpiece clamp for machining center Pending CN117102898A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311210861.8A CN117102898A (en) 2023-09-19 2023-09-19 Indexable workpiece clamp for machining center

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311210861.8A CN117102898A (en) 2023-09-19 2023-09-19 Indexable workpiece clamp for machining center

Publications (1)

Publication Number Publication Date
CN117102898A true CN117102898A (en) 2023-11-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311210861.8A Pending CN117102898A (en) 2023-09-19 2023-09-19 Indexable workpiece clamp for machining center

Country Status (1)

Country Link
CN (1) CN117102898A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117102912A (en) * 2023-08-23 2023-11-24 广州中誉精密模具有限公司 Positioning clamp for processing injection mold

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117102912A (en) * 2023-08-23 2023-11-24 广州中誉精密模具有限公司 Positioning clamp for processing injection mold

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