WO2019033742A1 - 加工夹具 - Google Patents

加工夹具 Download PDF

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Publication number
WO2019033742A1
WO2019033742A1 PCT/CN2018/077834 CN2018077834W WO2019033742A1 WO 2019033742 A1 WO2019033742 A1 WO 2019033742A1 CN 2018077834 W CN2018077834 W CN 2018077834W WO 2019033742 A1 WO2019033742 A1 WO 2019033742A1
Authority
WO
WIPO (PCT)
Prior art keywords
plate
fixing plate
fixedly connected
movable plate
hole
Prior art date
Application number
PCT/CN2018/077834
Other languages
English (en)
French (fr)
Inventor
徐金根
向雪梅
陶勋辉
刘绪
Original Assignee
昆山科森科技股份有限公司
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 昆山科森科技股份有限公司 filed Critical 昆山科森科技股份有限公司
Priority to JP2020600079U priority Critical patent/JP3227714U/ja
Publication of WO2019033742A1 publication Critical patent/WO2019033742A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices 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
    • B23Q3/06—Work-clamping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices 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
    • B23Q3/06—Work-clamping means
    • B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices 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
    • B23Q3/06—Work-clamping means
    • B23Q3/08—Work-clamping means other than mechanically-actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, 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
    • B23Q2703/00—Work clamping
    • B23Q2703/02—Work clamping means
    • B23Q2703/04—Work clamping means using fluid means or a vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, 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
    • B23Q2703/00—Work clamping
    • B23Q2703/02—Work clamping means
    • B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material

Definitions

  • the present application relates to the field of high precision machining, for example to a machining fixture.
  • Computer numerical control (CNC) fixtures use simple fixtures and positioning pins for positioning operations, relying on workers to load and unload positioning, which will result in unstable workpiece positioning, over-tightening or looseness, and labor intensity. , inconvenient operation and other issues.
  • the embodiment of the present application provides a processing jig, and the operation and linkage of the jig are more flexible and precise, and the precision and quality of the processing are ensured.
  • the embodiment of the present application provides a processing fixture, including: a left support, a right support, a fixed plate, a positioning plate, a plurality of chucks, a plurality of pressure mechanisms, and a pneumatic top plate mechanism, wherein the two ends of the fixed plate are respectively The left support and the right support are fixedly connected, the positioning plate is fixedly connected to the fixed plate, and the plurality of pressure mechanisms are respectively symmetrically mounted on both sides of the fixed plate, and the plurality of chucks respectively One end of a piston rod mounted to the plurality of pressure mechanisms;
  • the left support includes a left mounting beam and a left substrate
  • the right support includes a right mounting beam and a right substrate
  • the left mounting beam and the left substrate are fixedly connected by at least one left supporting column
  • the right substrate is fixedly connected by the at least one right support column
  • the upper surface of the left mounting beam and the right mounting beam are respectively provided with a card slot for inserting the two ends of the fixing plate, the upper surface of the card slot
  • the at least one limiting post and the at least one mounting hole are respectively disposed, and the two ends of the fixing plate are respectively provided with a limiting hole corresponding to the limiting post and a screw hole corresponding to the mounting hole, the limiting post Embedded in the limiting hole, the left mounting beam and the right mounting beam are both disposed to be fixedly connected to the fixing plate by screws;
  • a plurality of evenly arranged reserving through holes are symmetrically opened on the two sides of the surface of the fixing plate, and a retaining groove is formed in the middle of the surface of the fixing plate for inserting the positioning plate, and the lower surface of the positioning plate is symmetrically disposed on both sides a positioning protrusion corresponding to the retaining hole of the fixing plate, the positioning plate is fixedly connected to the fixing plate in the retaining groove of the surface of the fixing plate, and the positioning protrusion of the positioning plate is embedded in the positioning plate a yielding through hole of the fixing plate is adjacent to a middle side of the fixing plate;
  • a movable plate is disposed under the fixing plate, and the movable plate is provided with at least two mounting through holes, at least two guiding columns respectively passing through the mounting through holes of the movable plate and the first end of the guiding column and the a fixing plate is connected, and the second ends of the at least two guiding columns are respectively connected to the left substrate of the left support and the right substrate of the right support;
  • the pneumatic top plate mechanism includes a top plate cylinder, a guide bar, a rack, a slider, a push block, a curved claw and a telescopic mechanism
  • the guide bar is vertically disposed and two ends are respectively fixed to the left mounting beam and the a side surface of the left substrate
  • the rack is vertically disposed and in contact with one side surface of the guide strip
  • the rack has a toothed side facing the curved claw
  • the curved claw is mounted a first surface of the movable plate is embedded in a latch of the rack
  • a side of the slider is provided with a vertical card slot
  • the slider passes through the vertical a straight card slot is engaged with the guide bar and fixedly connected to the rack
  • the top plate cylinder is mounted on the upper surface of the left substrate, and the upper surface of the push rod of the top plate cylinder and the first end of the push block The lower surface is fixedly connected, and the second end of the push block is fixedly connected to the slider;
  • the telescopic mechanism includes a casing, a telescopic cylinder, a connecting rod and a telescopic spring.
  • the casing is fixedly mounted on the lower surface of the movable plate.
  • the first end of the casing defines a connecting hole, and the second end of the casing defines a spring slot.
  • the connecting hole penetrates with the spring slot
  • the telescopic cylinder is fixedly connected with the first end surface of the outer casing
  • the piston rod of the telescopic cylinder penetrates into the connecting hole of the outer casing
  • the connecting rod is One end is fixedly connected to the second end surface of the curved claw
  • the second end of the connecting rod is connected to the piston rod of the telescopic cylinder through a transition piece
  • the telescopic spring is set on the connecting rod
  • the end of the transition block connected to the connecting rod has a connecting groove
  • the connecting groove is adjacent to one end of the connecting rod
  • the hooking portion includes a T-shaped portion at one end of the connecting rod and the connecting block, the T-shaped portion of the connecting rod is embedded in the connecting groove, and the flange of the T-shaped portion and the engaging portion of the connecting groove are stuck. Connected.
  • the outer casing is configured to be fixedly coupled to the movable plate by at least one pin and screw.
  • the push rod is arranged to be fixedly connected to the push block by welding.
  • the positioning plate is arranged to be fixedly connected to the fixing plate by at least one screw.
  • the processing jig provided by the embodiment of the present application has a movable plate disposed below the fixing plate, and at least two mounting through holes are formed in the movable plate, and at least two guiding columns respectively pass through the mounting through holes of the movable plate and the guiding column
  • the upper end is connected to the fixed plate, and the lower ends of the at least two guide posts are respectively connected to the right substrate of the left substrate and the right support of the left support.
  • the machining jig provided by the embodiment of the present application further includes a pneumatic top plate mechanism including a top plate cylinder, a guide bar, a rack, a slider, a push block, a curved claw and a telescopic mechanism, and the guide bar
  • a pneumatic top plate mechanism including a top plate cylinder, a guide bar, a rack, a slider, a push block, a curved claw and a telescopic mechanism, and the guide bar
  • the racks are vertically disposed and in contact with the inner side surface of the guide strip
  • the rack has a toothed side facing the arc a claw
  • the curved claw is mounted on the lower surface of the movable plate and the first end is embedded in the latch of the rack
  • the inner surface of the slider is provided with a vertical card slot
  • the slider passes through the vertical slot and the guide strip
  • the top plate cylinder is mounted on the upper surface of the left substrate, and the upper surface of the push rod of the top plate cylinder is fixed
  • the movable plate can be moved upwards, and the push block is driven upward by the cylinder push rod, and the slider fixedly connected with the push block slides up along the guide bar at the same time.
  • the rack moves upward, and the rack drives the claw to move upward, thereby driving the movable plate fixedly connected with the claw to move upward, and the material to be processed moves upward under the action of the movable plate to complete a topping action.
  • the telescopic mechanism comprises a casing, a telescopic cylinder, a connecting rod and a telescopic spring
  • the casing is fixedly mounted on the lower surface of the movable plate
  • the first end of the casing is provided with a connecting hole.
  • a second spring end of the outer casing defines a spring groove and the connecting hole penetrates with the spring groove
  • the telescopic cylinder is fixedly connected with the first end surface of the outer casing
  • the piston rod of the telescopic cylinder penetrates into the connecting hole of the outer casing
  • the first of the connecting rod The end is fixedly connected to the second end surface of the curved claw
  • the second end of the connecting rod is connected to the piston rod of the telescopic cylinder through a transition piece
  • the telescopic spring is set on the connecting rod and located in the spring slot and the arc
  • one end of the connecting block and the connecting rod has a connecting groove
  • the connecting groove has a latching portion near one end of the connecting rod
  • the connecting rod and the connecting block are connected to one end.
  • the T-shaped portion of the connecting rod is embedded in the connecting groove, and the flange of the T-shaped portion is in snap-fit connection with the engaging portion of the connecting groove.
  • the curved claw has a space for front and rear cushioning, which can be retracted backwards when the rack is dropped, which facilitates the falling of the rack and the entire top plate mechanism, so that the operation and linkage of the entire device are more flexible and precise, thereby ensuring processing. Precision and quality.
  • the processing jig provided in the embodiment of the present invention, wherein a plurality of evenly arranged reserving through holes are symmetrically opened on both sides of the surface of the fixing plate, and a retaining groove for inserting the positioning plate is opened in the middle of the surface of the fixing plate.
  • Positioning protrusions corresponding to the retaining holes of the fixing plate are symmetrically disposed on both sides of the lower surface of the positioning plate, and the positioning plate is embedded in the positioning groove of the fixing plate surface and fixedly connected with the fixing plate and the positioning convex block of the positioning plate
  • the positioning through hole is embedded in the middle side of the fixing plate, and the positioning plate is arranged to be positioned with the fixing plate through the limiting bump and connected by screws, wherein the positioning plate is detachable, and the original positioning is different in size or shape.
  • FIG. 1 is a schematic view showing the structure of a processing jig in an embodiment.
  • FIG. 2 is a schematic exploded view of the processing jig in an embodiment.
  • FIG 3 is a schematic view showing a partial structure of a processing jig in an embodiment.
  • Figure 4 is a partially exploded perspective view of the processing jig in an embodiment.
  • Figure 5 is a schematic view showing the structure of a vertical card slot in an embodiment.
  • Figure 6 is a schematic view showing the structure of the connecting hole and the spring groove in an embodiment.
  • Embodiment 1 A processing jig (for example, processing for a metal module for an ultra-thin fan), including a left support 1, a right support 2, a fixing plate 3, a positioning plate 4, a plurality of chucks 5, and a plurality of
  • the pressure mechanism 6 has two ends of the fixing plate 3 fixedly connected to the left support 1 and the right support 2, the positioning plate 4 is fixedly connected to the fixed plate 3, and the plurality of pressure mechanisms 6 are respectively symmetrically mounted and fixed.
  • the two sides of the plate 3 are respectively mounted on one end of the piston rod 7 of the plurality of pressure mechanisms 6;
  • the left support 1 includes a left mounting beam 101 and a left substrate 102
  • the right support 2 includes a right mounting beam 201 and a right substrate 202
  • the left mounting beam 101 and the left substrate 102 pass through at least one left supporting column
  • the fixed connection is fixed
  • the right mounting beam 201 and the right substrate 202 are fixedly connected by at least one right supporting column 203.
  • the upper surfaces of the left mounting beam 101 and the right mounting beam 201 are respectively provided with a mounting surface of the fixing plate 3.
  • the card slot 11 is provided with at least one limiting post 12 and at least one mounting hole 13 respectively.
  • the two ends of the fixing plate 3 are respectively provided with limiting holes corresponding to the limiting posts 12 of the card slot 11 . 14 and a screw hole 15 corresponding to the mounting hole 13, the limiting post 12 is embedded in the limiting hole 14 of the fixing plate 3, and the left mounting beam (101) and the right mounting beam (201) are both set to pass The screw is fixedly connected to the fixing plate 3;
  • a plurality of evenly arranged retaining through holes 16 are symmetrically formed on the upper surface of the fixing plate 3, and a retaining groove 17 for inserting the positioning plate 4 is disposed in the upper surface of the fixing plate 3, and the lower surface of the positioning plate 4 is
  • the positioning protrusions 18 corresponding to the retaining holes 16 of the fixing plate 3 are symmetrically disposed on the two sides, and the positioning plate 4 is embedded in the retaining groove 17 of the upper surface of the fixing plate 3 and fixedly connected with the fixing plate 3 and the positioning plate 4
  • the positioning protrusion 18 is embedded in the middle of the fixing plate 3 and close to the middle side of the fixing plate 3;
  • a movable plate 31 is disposed under the fixing plate 3, and at least two mounting through holes 32 are defined in the movable plate 31.
  • At least two guiding columns 33 respectively pass through the mounting through holes 32 of the movable plate 31 and the at least two guiding ends
  • the first ends of the pillars 33 are respectively connected to the fixed plate 3, and the first lower ends of the at least two guide pillars 33 are respectively connected to the left substrate 102 of the left support 1 and the right substrate 202 of the right support 2;
  • the pneumatic top plate mechanism 46 includes a top plate cylinder 47, a guide bar 48, a rack 49, a slider 50, a push block 51, a curved claw 52, and a telescopic mechanism 56.
  • the guide bar 48 is vertically disposed and fixed at both ends to the left.
  • the outer surface of the beam 101 and the left substrate 102 are mounted, the rack 49 is vertically disposed and in contact with the inner surface of the guide strip 48, and the side of the rack 49 having the latching teeth faces the curved claw 52, the arc
  • the claw 52 is mounted on the lower surface of the movable plate 31 and the first end of the curved claw 52 is embedded in the latch of the rack 49.
  • the surface of the slider 50 is provided with a horizontal groove 501, and the inner surface of the slider 50 A vertical slot 502 is provided.
  • the slider 50 is engaged with the guide bar 48 by a vertical slot 502 and fixedly coupled to the rack 49.
  • the top plate cylinder 47 is mounted on the upper surface of the left substrate 102 and the push rod of the top plate cylinder 47.
  • the upper surface of the 471 is fixedly connected to the lower surface of the first end of the push block 51, and the second end of the push block 51 is fixedly connected with the slider 50;
  • the telescopic mechanism 56 includes a housing 57, a telescopic cylinder 58, a connecting rod 59 and a telescopic spring 60.
  • the housing 57 is fixedly mounted on the lower surface of the movable panel 31.
  • the first end of the housing 57 defines a connecting hole 61.
  • the second end of the second end is provided with a spring groove 62, and the connecting hole 61 penetrates with the spring groove 62.
  • the telescopic cylinder 58 is fixedly connected to the first end surface of the outer casing 57, and the piston rod of the telescopic cylinder 58 penetrates into the connecting hole 61 of the outer casing 57.
  • the first end of the connecting rod 59 is fixedly connected to the second end surface of the curved claw 52, and the second end of the connecting rod 59 is connected to the piston rod of the telescopic cylinder 58 through a transition piece 63.
  • the spring 60 is disposed on the connecting rod 59 between the spring groove 62 and the second end surface of the curved claw 52.
  • One end of the connecting block 63 connected to the connecting rod 59 has a connecting groove 631.
  • the connecting groove 631 The two ends of the connecting rod 59 include a latching portion 632.
  • the connecting rod 59 and the connecting block 63 are connected at one end thereof to have a T-shaped portion 591.
  • the T-shaped portion 591 of the connecting rod 59 is embedded in the connecting slot 631, T-shaped.
  • the flange of the portion 591 is snap-fitted to the engaging portion 632 of the coupling groove 631.
  • the outer casing 57 is configured to be fixedly coupled to the movable plate 31 by at least one pin and screw.
  • the push rod 471 is disposed to be fixedly coupled to the push block 51 by welding.
  • Embodiment 2 A processing jig (for example, processing for a metal module for an ultra-thin fan), including a left support 1, a right support 2, a fixing plate 3, a positioning plate 4, a plurality of collets 5, and a plurality of
  • the pressure mechanism 6 has two ends of the fixing plate 3 fixedly connected to the left support 1 and the right support 2, the positioning plate 4 is fixedly connected to the fixed plate 3, and the plurality of pressure mechanisms 6 are respectively symmetrically mounted and fixed.
  • the two sides of the plate 3 are respectively mounted on one end of the piston rod 7 of the plurality of pressure mechanisms 6;
  • the left support 1 includes a left mounting beam 101 and a left substrate 102
  • the right support 2 includes a right mounting beam 201 and a right substrate 202
  • the left mounting beam 101 and the left substrate 102 pass through at least one left supporting column
  • the fixed connection of the 103, the right mounting beam 201 and the right substrate 202 are fixedly connected by at least one right supporting column 203, and the upper surfaces of the left mounting beam 101 and the right mounting beam 201 are respectively provided with a mounting surface of the fixing plate 3
  • the card slot 11 is provided with at least one limiting post 12 and at least one mounting hole 13 respectively.
  • the two ends of the fixing plate 3 are respectively provided with limiting holes corresponding to the limiting posts 12 of the card slot 11 . 14 and a screw hole 15 corresponding to the mounting hole 13, the limiting post 12 is embedded in the limiting hole 14 of the fixing plate 3, and the left mounting beam (101) and the right mounting beam (201) are both set to pass The screw is fixedly connected to the fixing plate 3;
  • a plurality of evenly arranged retaining through holes 16 are symmetrically formed on the upper surface of the fixing plate 3, and a retaining groove 17 for inserting the positioning plate 4 is disposed in the upper surface of the fixing plate 3, and the lower surface of the positioning plate 4 is
  • the positioning protrusions 18 corresponding to the retaining holes 16 of the fixing plate 3 are symmetrically disposed on the two sides, and the positioning plate 4 is embedded in the retaining groove 17 of the upper surface of the fixing plate 3 and fixedly connected with the fixing plate 3 and the positioning plate 4
  • the positioning protrusion 18 is embedded in the middle of the fixing plate 3 and close to the middle side of the fixing plate 3;
  • a movable plate 31 is disposed under the fixing plate 3, and at least two mounting through holes 32 are defined in the movable plate 31.
  • At least two guiding columns 33 respectively pass through the mounting through holes 32 of the movable plate 31 and the at least two guiding ends
  • the first ends of the pillars 33 are respectively connected to the fixed plate 3, and the first lower ends of the at least two guide pillars 33 are respectively connected to the left substrate 102 of the left support 1 and the right substrate 202 of the right support 2;
  • the pneumatic top plate mechanism 46 includes a top plate cylinder 47, a guide bar 48, a rack 49, a slider 50, a push block 51, a curved claw 52, and a telescopic mechanism 56.
  • the guide bar 48 is vertically disposed and fixed at both ends to the left.
  • the outer surface of the beam 101 and the left substrate 102 are mounted, the rack 49 is vertically disposed and in contact with the inner surface of the guide strip 48, and the side of the rack 49 having the latching teeth faces the curved claw 52, the arc
  • the claw 52 is mounted on the lower surface of the movable plate 31 and the first end of the curved claw 52 is embedded in the latch of the rack 49.
  • the inner surface of the slider 50 is provided with a vertical slot 502, and the slider 50 passes through The vertical card slot 502 is engaged with the guide bar 48 and fixedly coupled to the rack 49.
  • the top plate cylinder 47 is mounted on the upper surface of the left substrate 102 and the upper surface of the push rod 471 of the top plate cylinder 47 and the first end of the push block 51 The surface is fixedly connected, and the second end of the push block 51 is fixedly connected with the slider 50;
  • the telescopic mechanism 56 includes a housing 57, a telescopic cylinder 58, a connecting rod 59 and a telescopic spring 60.
  • the housing 57 is fixedly mounted on the lower surface of the movable panel 31.
  • the first end of the housing 57 defines a connecting hole 61.
  • the second end of the second end is provided with a spring groove 62, and the connecting hole 61 penetrates with the spring groove 62.
  • the telescopic cylinder 58 is fixedly connected to the first end surface of the outer casing 57, and the piston rod of the telescopic cylinder 58 penetrates into the connecting hole 61 of the outer casing 57.
  • the first end of the connecting rod 59 is fixedly connected to the second end surface of the curved claw 52, and the second end of the connecting rod 59 is connected to the piston rod of the telescopic cylinder 58 through a transition piece 63.
  • the spring 60 is disposed on the connecting rod 59 between the spring groove 62 and the second end surface of the curved claw 52.
  • One end of the connecting block 63 connected to the connecting rod 59 has a connecting groove 631.
  • the connecting groove 631 The two ends of the connecting rod 59 include a latching portion 632.
  • the connecting rod 59 and the connecting block 63 are connected at one end thereof to have a T-shaped portion 591.
  • the T-shaped portion 591 of the connecting rod 59 is embedded in the connecting slot 631, T-shaped.
  • the flange of the portion 591 is snap-fitted to the engaging portion 632 of the coupling groove 631.
  • the positioning plate 4 is arranged to be fixedly connected to the fixing plate 3 by at least one screw.
  • the processing jig in the embodiment of the present application when the raw materials of different specifications or different shapes are processed by the detachable setting of the positioning plate, only the corresponding positioning plate needs to be replaced, which is convenient and quick, and has high operability. Moreover, the processing jig of the embodiment of the present application has strong versatility, can realize mass production, shorten design cycle, provide production efficiency, and reduce cost. Through the setting of the movable plate, the upper end of the material to be processed is clamped by the clamping head and the positioning protrusion, and the lower end of the material to be processed is in contact with the movable plate, and can be moved up under the driving of the movable plate to realize automatic processing of the material to be processed.
  • the arcuate jaws can be pulled back to the rear by shrinking the cylinder, so that the movable panel slides down to the bottom surface, and the material is re-loaded for the next round processing, and the structure is simple and convenient to operate. , automatic, saving manpower and time, and improving work efficiency.
  • the curved claw has a space for front and rear cushioning, which can be retracted backwards when the rack is dropped, which facilitates the falling of the rack and the entire top plate mechanism, so that the operation and linkage of the entire device are more flexible and precise, thereby ensuring processing. Precision and quality.
  • the processing jig provided by the present application has strong versatility due to the detachable positioning plate, can realize automatic feeding of the material to be processed, has high production efficiency and high processing precision.

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

Abstract

一种加工夹具，包括左支座(1)、右支座(2)、固定板(3)、定位板(4)、活动板(31)、多个夹头(5)、多个压力机构(6) 和气动顶板机构(46)；活动板(31)使得待加工料上端通过夹头(5)与定位板(4)下表面两侧对称设置的定位凸块(18)进行夹持，待加工料的下端与活动板(31)接触并可以在活动板(31)的驱动下上移，实现待加工料的自动给进；通过气动顶板机构(46)中气缸(47)、推块(51)、滑块(50)、齿条(49)与弧形卡爪(52)卡住的联动，可以实现活动板向上运动，通过气缸推杆带动推块向上运动；气动顶板机构(46)中的伸缩机构(56)可以在全部顶料操作结束后，通过收缩气缸，将弧形夹爪向后方拉缩，使活动板滑落到底面，重新上料进行下一轮加工。该装置可以实现自动化操作，提高工作效率，避免了人为误差。

Description

加工夹具 技术领域
本申请涉及高精加工领域，例如涉及一种加工夹具。
背景技术
智能手机作为使用范围较广的娱乐及通信设备，更新换代速度较快，因此对智能手机制造厂商也提出了更高的要求。智能手机零部件离不开机床设备，机床夹具是保证机床加工质量、提高生产效率、减轻劳动强度等重要的工艺装备之一，然而在加工的过程中如何对工件稳定有效地定位存在许多问题。
计算机数字控制机床(Computer numerical control，CNC)治具多用简易的治具及定位销进行定位操作，靠工人装卸定位，这样会导致工件定位不稳、压合过紧或过松，具有劳动强度大，操作不便等问题。
发明内容
本申请实施例提供一种加工夹具，夹具的操作与联动更加灵活精准，保证加工的精度和品质。
本申请实施例提供一种加工夹具，包括：左支座、右支座、固定板、定位板、多个夹头、多个压力机构和气动顶板机构，所述固定板的两端分别与所述左支座和所述右支座固定连接，所述定位板与所述固定板固定连接，所述多个压力机构分别对称安装于所述固定板两侧表面，所述多个夹头分别安装于所述多个压力机构的活塞杆的一端；
所述左支座包括左安装梁和左基板，所述右支座包括右安装梁和右基板，所述左安装梁与左基板之间通过至少一个左支撑柱固定连接，所述右安装梁与所述右基板之间通过至少一个右支撑柱固定连接，所述左安装梁与所述右安装梁上表面均设置有一供所述固定板两端嵌入的卡槽，所述卡槽上表面分别设置有至少一个限位柱和至少一个安装孔，所述固定板两端分别设置有与所述限位柱对应的限位孔和与所述安装孔对应的螺钉孔，所述限位柱嵌入所述限位孔内，所述左安装梁和所述右安装梁均设置为通过螺钉与所述固定板固定连接；
所述固定板上表面两侧对称开设有多个均匀排列的让位通孔，所述固定板 上表面中间开设有供定位板嵌入的让位槽，所述定位板下表面两侧对称设置有与固所述定板的让位通孔对应的定位凸块，所述定位板嵌入固定板上表面的让位槽内与所述固定板固定连接且所述定位板的定位凸块嵌入所述固定板的让位通孔靠近所述固定板中间一侧；
所述固定板下方设置有一活动板，所述活动板上开设有至少两个安装通孔，至少两根导柱分别穿过活动板的安装通孔且所述导柱的第一端与所述固定板连接，所述至少两个导柱的第二端分别与所述左支座的左基板和所述右支座的右基板连接；
所述气动顶板机构包括顶板气缸、导向条、齿条、滑块、推块、弧形卡爪和伸缩机构，所述导向条竖直设置且两端分别固定于所述左安装梁和所述左基板的一侧表面，所述齿条竖直设置并与所述导向条一侧表面接触连接，所述齿条具有卡齿的一面朝向所述弧形卡爪，所述弧形卡爪安装于所述活动板下表面且所述弧形卡爪的第一端嵌入所述齿条的卡齿内，所述滑块一侧表面设置有一竖直卡槽，所述滑块通过所述竖直卡槽与所述导向条卡接并与所述齿条固定连接，所述顶板气缸安装于所述左基板上表面且所述顶板气缸的推杆上表面与所述推块的第一端下表面固定连接，所述推块的第二端与所述滑块固定连接；
所述伸缩机构包括外壳、伸缩气缸、连杆和伸缩簧，所述外壳固定安装于所述活动板下表面，所述外壳的第一端开设有一连接孔，外壳的第二端开设有一弹簧槽且所述连接孔与所述弹簧槽贯通，所述伸缩气缸与所述外壳的第一端表面固定连接且所述伸缩气缸的活塞杆穿入所述外壳的连接孔，所述连杆的第一端与所述弧形卡爪的第二端表面固定连接，所述连杆的第二端通过一转接块与所述伸缩气缸的活塞杆连接，所述伸缩簧套装于所述连杆上且位于所述弹簧槽与所述弧形卡爪的第二端表面之间，所述转接块与所述连杆连接的一端具有一连接槽，所述连接槽靠近连杆一端两侧包括卡接部，所述连杆与所述转接块连接一端具有一T形部，所述连杆的T形部嵌入连接槽内，T形部的凸缘与连接槽的卡接部卡接连接。
在一实施例中，所述外壳设置为通过至少一个销钉和螺钉与所述活动板固定连接。
在一实施例中，所述推杆设置为与所述推块之间通过焊接固定连接。
在一实施例中，所述定位板设置为与固定板通过至少一个螺钉固定连接。
1.本申请实施例提供的加工夹具，固定板下方设置有一活动板，此活动板的上开设有至少2个安装通孔，至少2根导柱分别穿过活动板的安装通孔且导柱上端与固定板连接，上述至少2根导柱的下端分别与左支座的左基板和右支座的右基板连接。通过设置活动板，使得待加工料上端通过夹头与定位凸块进行夹持，待加工料的下端则与活动板接触，并可以在活动板的驱动下上移，实现待加工料的自动给进，减少人工的使用，提高生产效率。
2.本申请实施例提供的加工夹具，还包括一气动顶板机构，此气动顶板机构包括顶板气缸、导向条、齿条、滑块、推块、弧形卡爪和伸缩机构，所述导向条竖直设置且导向条的两端分别固定于左安装梁和左基板的外侧表面，所述齿条竖直设置并与导向条内侧表面接触连接，所述齿条具有卡齿的一面朝向弧形卡爪，所述弧形卡爪安装于活动板下表面且第一端嵌入齿条的卡齿内，所述滑块内侧表面设置有一竖直卡槽，滑块通过竖直卡槽与导向条卡接并与齿条固定连接，所述顶板气缸安装于左基板上表面且顶板气缸的推杆上表面与推块的第一端下表面固定连接，推块的第二端与滑块固定连接。通过气缸、推块、滑块、齿条与弧形卡住的联动，可以实现活动板向上运动，通过气缸推杆带动推块向上运动，与推块固定连接的滑块同时沿导向条向上滑动，滑块向上滑动的同时带动齿条向上运动，齿条带动卡爪向上运动，从而带动与卡爪固定连接的活动板向上运动，待加工料在活动板作用下向上运动，完成一次顶料动作，取代人工，实现自动化操作，提高工作效率，避免了人为误差。
3.本申请实施例提供的加工夹具，其中，伸缩机构包括外壳、伸缩气缸、连杆和伸缩簧，所述外壳固定安装于活动板下表面，所述外壳的第一端开有一连接孔，外壳的第二端开设有一弹簧槽且连接孔与弹簧槽贯通，所述伸缩气缸与外壳的第一端表面固定连接且伸缩气缸的活塞杆穿入外壳的连接孔，所述连杆的第一端与弧形卡爪的第二端表面固定连接，所述连杆的第二端通过一转接块与伸缩气缸的活塞杆连接，所述伸缩簧套装于连杆上且位于弹簧槽与弧形卡爪第二端表面之间，所述转接块与连杆连接的一端具有一连接槽，此连接槽靠近连杆一端两侧具有卡接部，所述连杆与转接块连接一端具有一T形部，所述连杆的T形部嵌入连接槽内，T形部的凸缘与连接槽的卡接部卡接连接。通过设置伸缩机构，可以在全部顶料操作结束后，通过收缩气缸，将弧形夹爪向后方拉缩，使活动板滑落到底面，重新上料进行下一轮加工，结构简单，操作方便，自动进行，节约人力和时间，提高工作效率。通过设置伸缩簧，使得弧形卡爪 具有前后缓冲的空间，可以在齿条下落时向后微缩，方便齿条及整个顶板机构下落，使得整个设备的操作与联动更加灵活精准，从而保证加工的精度和品质。
4.本申请实施例提供的加工夹具，其中，固定板上表面两侧对称开有多个均匀排列的让位通孔，此固定板上表面中间开有供定位板嵌入的让位槽，所述定位板下表面两侧对称设置有与固定板的让位通孔对应的定位凸块，所述定位板嵌入固定板上表面的让位槽内与固定板固定连接且定位板的定位凸块嵌入固定板的让位通孔靠近固定板中间一侧，定位板设置为与固定板通过限位凸点定位并通过螺钉连接，其中，定位板可拆卸，在加工不同规格尺寸或者不同形状的原材时，只需要通过更换对应的定位板即可，方便快捷，可操作性强，并且使得本申请实施例的加工夹具本身具有很强的通用性，可实现批量化生产，缩短设计周期，提供生产效率，降低成本。
附图说明
附图1为一实施例中加工夹具结构示意图。
附图2为一实施例中加工夹具结构分解示意图。
附图3为一实施例中加工夹具局部结构示意图。
附图4为一实施例中加工夹具局部分解示意图。
附图5为一实施例中竖直卡槽的结构示意图。
附图6为一实施例中连接孔和弹簧槽的结构示意图。
以上附图中：1、左支座；101、左安装梁；102、左基板；103、左支撑柱；2、右支座；201、右安装梁；202、右基板；203、右支撑柱；3、固定板；4、定位板；5、夹头；6、压力机构；7、活塞杆；11、卡槽；12、限位柱；13、安装孔；14、限位孔；15、螺钉孔；16、让位通孔；17、让位槽；18、定位凸块；31、活动板；32、安装通孔；33、导柱；46、气动顶板机构；47、顶板气缸；471、推杆；48、导向条；49、齿条；50、滑块；501、水平槽；502、竖直卡槽；51、推块；52、弧形卡爪；56、伸缩机构；57、外壳；58、伸缩气缸；59、连杆；591、T形部；60、伸缩簧；61、连接孔；62、弹簧槽；63、转接块；631、连接槽；632、卡接部。
具体实施方式
下面结合附图及实施例对本申请实施例进行描述：
实施例1：一种加工夹具(例如用于超薄风扇用金属模组的加工)，包括左支座1、右支座2、固定板3、定位板4、多个夹头5和多个压力机构6，所述固定板3的两端分别与左支座1和右支座2固定连接，所述定位板4与固定板3固定连接，所述多个压力机构6分别对称安装于固定板3两侧表面，所述多个夹头5分别安装于所述多个压力机构6的活塞杆7的一端；
所述左支座1包括左安装梁101和左基板102，所述右支座2包括右安装梁201和右基板202，所述左安装梁101与左基板102之间通过至少一个左支撑柱103固定连接，所述右安装梁201与右基板202之间通过至少一个右支撑柱203固定连接，所述左安装梁101与右安装梁201上表面均设置有一供固定板3两端嵌入的卡槽11，此卡槽11上表面分别设置有至少一个限位柱12和至少一个安装孔13，所述固定板3两端分别设置有与卡槽11的限位柱12对应的限位孔14和与安装孔13对应的螺钉孔15，所述限位柱12嵌入固定板3的限位孔14内，所述左安装梁(101)和所述右安装梁(201)均设置为通过螺钉与固定板3固定连接；
所述固定板3上表面两侧对称开有多个均匀排列的让位通孔16，此固定板3上表面中间开设有供定位板4嵌入的让位槽17，所述定位板4下表面两侧对称设置有与固定板3的让位通孔16对应的定位凸块18，所述定位板4嵌入固定板3上表面的让位槽17内与固定板3固定连接且定位板4的定位凸块18嵌入固定板3的让位通孔16靠近固定板3中间一侧；
所述固定板3下方设置有一活动板31，此活动板31上开设有至少2个安装通孔32，至少2根导柱33分别穿过活动板31的安装通孔32且上述至少2根导柱33的第一端分别与固定板3连接，上述至少2根导柱33的第一下端分别与左支座1的左基板102、右支座2的右基板202连接；
气动顶板机构46包括顶板气缸47、导向条48、齿条49、滑块50、推块51、弧形卡爪52和伸缩机构56，所述导向条48竖直设置且两端分别固定于左安装梁101和左基板102的外侧表面，所述齿条49竖直设置并与导向条48内侧表 面接触连接，所述齿条49具有卡齿的一面朝向弧形卡爪52，所述弧形卡爪52安装于活动板31下表面且所述弧形卡爪52的第一端嵌入齿条49的卡齿内，所述滑块50表面设置有一水平槽501，所述滑块50内侧表面设置有一竖直卡槽502，滑块50通过竖直卡槽502与导向条48卡接并与齿条49固定连接，所述顶板气缸47安装于左基板102上表面且顶板气缸47的推杆471上表面与推块51的第一端下表面固定连接，推块51的第二端与滑块50固定连接；
所述伸缩机构56包括外壳57、伸缩气缸58、连杆59和伸缩簧60，所述外壳57固定安装于活动板31下表面，所述外壳57的第一端开设有一连接孔61，外壳57的第二端开设有一弹簧槽62且连接孔61与弹簧槽62贯通，所述伸缩气缸58与外壳57的第一端表面固定连接且伸缩气缸58的活塞杆穿入外壳57的连接孔61，所述连杆59的第一端与弧形卡爪52的第二端表面固定连接，所述连杆59的第二端通过一转接块63与伸缩气缸58的活塞杆连接，所述伸缩簧60套装于连杆59上且位于弹簧槽62与弧形卡爪52的第二端表面之间，所述转接块63与连杆59连接的一端具有一连接槽631，此连接槽631靠近连杆59一端两侧包括卡接部632，所述连杆59与转接块63连接一端具有一T形部591，所述连杆59的T形部591嵌入连接槽631内，T形部591的凸缘与连接槽631的卡接部632卡接连接。
在一实施例中，上述外壳57设置为通过至少一个销钉和螺钉与活动板31固定连接。
在一实施例中，上述推杆471设置为与推块51之间通过焊接固定连接。
实施例2：一种加工夹具(例如用于超薄风扇用金属模组的加工)，包括左支座1、右支座2、固定板3、定位板4、多个夹头5和多个压力机构6，所述固定板3的两端分别与左支座1和右支座2固定连接，所述定位板4与固定板3固定连接，所述多个压力机构6分别对称安装于固定板3两侧表面，所述多个夹头5分别安装于所述多个压力机构6的活塞杆7的一端；
所述左支座1包括左安装梁101和左基板102，所述右支座2包括右安装梁201和右基板202，所述左安装梁101与左基板102之间通过至少一个左支撑柱103固定连接，所述右安装梁201与右基板202之间通过至少一个右支撑柱203 固定连接，所述左安装梁101与右安装梁201上表面均设置有一供固定板3两端嵌入的卡槽11，此卡槽11上表面分别设置有至少一个限位柱12和至少一个安装孔13，所述固定板3两端分别设置有与卡槽11的限位柱12对应的限位孔14和与安装孔13对应的螺钉孔15，所述限位柱12嵌入固定板3的限位孔14内，所述左安装梁(101)和所述右安装梁(201)均设置为通过螺钉与固定板3固定连接；
所述固定板3上表面两侧对称开有多个均匀排列的让位通孔16，此固定板3上表面中间开设有供定位板4嵌入的让位槽17，所述定位板4下表面两侧对称设置有与固定板3的让位通孔16对应的定位凸块18，所述定位板4嵌入固定板3上表面的让位槽17内与固定板3固定连接且定位板4的定位凸块18嵌入固定板3的让位通孔16靠近固定板3中间一侧；
所述固定板3下方设置有一活动板31，此活动板31上开设有至少2个安装通孔32，至少2根导柱33分别穿过活动板31的安装通孔32且上述至少2根导柱33的第一端分别与固定板3连接，上述至少2根导柱33的第一下端分别与左支座1的左基板102、右支座2的右基板202连接；
气动顶板机构46包括顶板气缸47、导向条48、齿条49、滑块50、推块51、弧形卡爪52和伸缩机构56，所述导向条48竖直设置且两端分别固定于左安装梁101和左基板102的外侧表面，所述齿条49竖直设置并与导向条48内侧表面接触连接，所述齿条49具有卡齿的一面朝向弧形卡爪52，所述弧形卡爪52安装于活动板31下表面且所述弧形卡爪52的第一端嵌入齿条49的卡齿内，所述滑块50内侧表面设置有一竖直卡槽502，滑块50通过竖直卡槽502与导向条48卡接并与齿条49固定连接，所述顶板气缸47安装于左基板102上表面且顶板气缸47的推杆471上表面与推块51的第一端下表面固定连接，推块51的第二端与滑块50固定连接；
所述伸缩机构56包括外壳57、伸缩气缸58、连杆59和伸缩簧60，所述外壳57固定安装于活动板31下表面，所述外壳57的第一端开设有一连接孔61，外壳57的第二端开设有一弹簧槽62且连接孔61与弹簧槽62贯通，所述伸缩气缸58与外壳57的第一端表面固定连接且伸缩气缸58的活塞杆穿入外壳57 的连接孔61，所述连杆59的第一端与弧形卡爪52的第二端表面固定连接，所述连杆59的第二端通过一转接块63与伸缩气缸58的活塞杆连接，所述伸缩簧60套装于连杆59上且位于弹簧槽62与弧形卡爪52的第二端表面之间，所述转接块63与连杆59连接的一端具有一连接槽631，此连接槽631靠近连杆59一端两侧包括卡接部632，所述连杆59与转接块63连接一端具有一T形部591，所述连杆59的T形部591嵌入连接槽631内，T形部591的凸缘与连接槽631的卡接部632卡接连接。
在一实施例中，上述定位板4设置为与固定板3通过至少一个螺钉固定连接。
采用本申请实施例中的加工夹具时，通过定位板的可拆卸设置，在加工不同规格尺寸或者不同形状的原材时，只需要通过更换对应的定位板即可，方便快捷，可操作性强，并且使得本申请实施例的加工夹具本身具有很强的通用性，可实现批量化生产，缩短设计周期，提供生产效率，降低成本。通过活动板的设置，使得待加工料上端通过夹头与定位凸块进行夹持，待加工料的下端则与活动板接触，并可以在活动板的驱动下上移，实现待加工料的自动给进，减少人工的使用，提高生产效率。通过气缸、推块、滑块、齿条与弧形卡住的联动，实现活动板向上运动，通过气缸推杆带动推块向上运动，与推块固定连接的滑块同时沿导向条向上滑动，滑块向上滑动的同时带动齿条向上运动，齿条带动卡爪向上运动，从而带动与卡爪固定连接的活动板向上运动，待加工料在活动板作用下向上运动，完成一次顶料动作，取代人工，实现自动化操作，提高工作效率，避免人为误差。通过伸缩机构的设置，可以在全部顶料操作结束后，通过收缩气缸，将弧形夹爪向后方拉缩，使活动板滑落到底面，重新上料进行下一轮加工，结构简单，操作方便，自动进行，节约人力和时间，提高工作效率。通过伸缩簧的设置，使得弧形卡爪具有前后缓冲的空间，可以在齿条下落时向后微缩，方便齿条及整个顶板机构下落，使得整个设备的操作与联动更加灵活精准，从而保证加工的精度和品质。
工业实用性
本申请提供的加工夹具，由于定位板可拆卸，具有很强的通用性，可实现待加工料的自动给进，生产效率高，加工精度高。

Claims (4)

  1. 一种加工夹具，包括：左支座(1)、右支座(2)、固定板(3)、定位板(4)、多个夹头(5)、多个压力机构(6)和气动顶板机构(46)，所述固定板(3)的两端分别与所述左支座(1)和所述右支座(2)固定连接，所述定位板(4)与所述固定板(3)固定连接，所述多个压力机构(6)分别对称安装于所述固定板(3)两侧表面，所述多个夹头(5)分别安装于所述多个压力机构(6)的活塞杆(7)的一端；
    所述左支座(1)包括左安装梁(101)和左基板(102)，所述右支座(2)包括右安装梁(201)和右基板(202)，所述左安装梁(101)与左基板(102)之间通过至少一个左支撑柱(103)固定连接，所述右安装梁(201)与所述右基板(202)之间通过至少一个右支撑柱(203)固定连接，所述左安装梁(101)与所述右安装梁(201)上表面均设置有一供所述固定板(3)两端嵌入的卡槽(11)，所述卡槽(11)上表面分别设置有至少一个限位柱(12)和至少一个安装孔(13)，所述固定板(3)两端分别设置有与所述限位柱(12)对应的限位孔(14)和与所述安装孔(13)对应的螺钉孔(15)，所述限位柱(12)嵌入所述限位孔(14)内，所述左安装梁(101)和所述右安装梁(201)均设置为通过螺钉与所述固定板(3)固定连接；
    所述固定板(3)上表面两侧对称开设有多个均匀排列的让位通孔(16)，所述固定板(3)上表面中间开设有供定位板(4)嵌入的让位槽(17)，所述定位板(4)下表面两侧对称设置有与固所述定板(3)的让位通孔(16)对应的定位凸块(18)，所述定位板(4)嵌入固定板(3)上表面的让位槽(17)内与所述固定板(3)固定连接且所述定位板(4)的定位凸块(18)嵌入所述固定板(3)的让位通孔(16)靠近所述固定板(3)中间一侧；
    所述固定板(3)下方设置有一活动板(31)，所述活动板(31)上开设有至少两个安装通孔(32)，至少两根导柱(33)分别穿过活动板(31)的安装通孔(32)且所述导柱(33)的第一端与所述固定板(3)连接，所述至少两个导柱(33)的第二端分别与所述左支座(1)的左基板(102)和所述右支座(2)的右基板(202)连接；
    所述气动顶板机构(46)包括顶板气缸(47)、导向条(48)、齿条(49)、滑块(50)、推块(51)、弧形卡爪(52)和伸缩机构(56)，所述导向条(48)竖直设置且两端分别固定于所述左安装梁(101)和所述左基板(102)的一侧表面，所述齿条(49)竖直设置并与所述导向条(48)一侧表面接触连接，所 述齿条(49)具有卡齿的一面朝向所述弧形卡爪(52)，所述弧形卡爪(52)安装于所述活动板(31)下表面且所述弧形卡爪(52)的第一端嵌入所述齿条(49)的卡齿内，所述滑块(50)一侧表面设置有一竖直卡槽(502)，所述滑块(50)通过所述竖直卡槽(502)与所述导向条(48)卡接并与所述齿条(49)固定连接，所述顶板气缸(47)安装于所述左基板(102)上表面且所述顶板气缸(47)的推杆(471)上表面与所述推块(51)的第一端下表面固定连接，所述推块(51)的第二端与所述滑块(50)固定连接；
    所述伸缩机构(56)包括外壳(57)、伸缩气缸(58)、连杆(59)和伸缩簧(60)，所述外壳(57)固定安装于所述活动板(31)下表面，所述外壳(57)的第一端开设有一连接孔(61)，外壳(57)的第二端开设有一弹簧槽(62)且所述连接孔(61)与所述弹簧槽(62)贯通，所述伸缩气缸(58)与所述外壳(57)的第一端表面固定连接且所述伸缩气缸(58)的活塞杆穿入所述外壳(57)的连接孔(61)，所述连杆(59)的第一端与所述弧形卡爪(52)的第二端表面固定连接，所述连杆(59)的第二端通过一转接块(63)与所述伸缩气缸(58)的活塞杆连接，所述伸缩簧(60)套装于所述连杆(59)上且位于所述弹簧槽(62)与所述弧形卡爪(52)的第二端表面之间，所述转接块(63)与所述连杆(59)连接的一端具有一连接槽(631)，所述连接槽(631)靠近连杆(59)一端两侧包括卡接部(632)，所述连杆(59)与所述转接块(63)连接一端具有一T形部(591)，所述连杆(59)的T形部(591)嵌入连接槽(631)内，T形部(591)的凸缘与连接槽(631)的卡接部(632)卡接连接。
  2. 根据权利要求1所述的加工夹具，其中：所述外壳(57)设置为通过至少一个销钉和螺钉与所述活动板(31)固定连接。
  3. 根据权利要求1所述的超加工夹具，其中：所述推杆(471)设置为与所述推块(51)之间通过焊接固定连接。
  4. 根据权利要求1所述的加工夹具，其中：所述定位板(4)设置为与固定板(3)通过至少一个螺钉固定连接。
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