CN104175149A - Shaft product clamping device and method - Google Patents

Shaft product clamping device and method Download PDF

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Publication number
CN104175149A
CN104175149A CN201410388798.1A CN201410388798A CN104175149A CN 104175149 A CN104175149 A CN 104175149A CN 201410388798 A CN201410388798 A CN 201410388798A CN 104175149 A CN104175149 A CN 104175149A
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CN
China
Prior art keywords
positioning
clamping
workpiece
cylinder
working plate
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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.)
Granted
Application number
CN201410388798.1A
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Chinese (zh)
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CN104175149B (en
Inventor
骆为祥
王成
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Johnson Precision Engineering Suzhou Co Ltd
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Johnson Precision Engineering Suzhou Co Ltd
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Priority to CN201410388798.1A priority Critical patent/CN104175149B/en
Publication of CN104175149A publication Critical patent/CN104175149A/en
Application granted granted Critical
Publication of CN104175149B publication Critical patent/CN104175149B/en
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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
    • 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
    • B23Q3/08Work-clamping means other than mechanically-actuated
    • 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
    • B23Q2703/00Work clamping
    • B23Q2703/02Work clamping means
    • B23Q2703/04Work clamping means using fluid means or a vacuum
    • 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
    • B23Q2703/00Work clamping
    • B23Q2703/02Work clamping means
    • B23Q2703/08Devices for clamping a plurality of workpieces

Abstract

A shaft product clamping device comprises a base and a workboard, wherein a groove is formed in the middle of the upper surface of the workboard and used for fixedly mounting a positioning bar; the positioning bar extends in the front-and-back direction; at least three sets of hold-down components are distributed on each of the left side and the right side of the positioning bar; each hold-down component particularly comprises a compressing block, a V-shaped pressing block, a cylinder pull rod and a clamping cylinder; a set of positioning component is arranged on the outer side of each of the hold-down components on the two sides of the positioning bar; each positioning component particularly comprises a positioning and supporting plate, a pneumatic fixing plate, an auxiliary plate, a jacking rod, a wedge block and a positioning cylinder. The shaft product clamping device limits four degrees of freedom in the vertical and horizontal directions through the V-shaped positioning blocks, automatically aligns to the axis, achieves automatic alignment of positioning surfaces of a processed product in the Y direction and the Z direction through 45-degree V-shaped grooves and locates the cylindrical reference surface through the V-shaped grooves; pneumatic clamping is synchronously completed through a fixing and positioning point and a sloping block movement device in the X direction, so that not only is the requirement for processing a plurality of products by a pair of clamps satisfied, but also the repeated clamping frequency is reduced.

Description

A kind of axis products clamping device and clamping method
Technical field
The present invention relates to mechanical manufacturing field, relate in particular to a kind of axis products clamping device and clamping method.
Background technology
Machine-building be unable to do without Metal Cutting Machine Tool, and jig is assurance mechanical processing quality, enhances productivity, reduces labor intensity, reduces the excessive demand of workman's technology, realizes one of indispensable important process equipment of Automation of Manufacturing Process.Jig is widely used in manufacturing industry, and the use of a large amount of special jigs provides necessary condition for producing in enormous quantities.When workpiece, finished after line in the past, with chuck, by line, installed, reprocessing endoporus.In the process of proofreading and correct, to adjust while being clipped in two pawl on the face of cylinder, workpiece produces and rolls, and the center line in the hole that makes to rule produces angle displacement, is difficult to workpiece correction, and produces processing waste product.People have manufactured and designed fixture for this reason, and by use for many years, effect is fine.
Along with processing manufacturing industry develops rapidly, higher to the precision of process component and production efficiency requirement, performance work in-process operation is concentrated, people's multimachine, and the form processing of a plurality of parts of a machine is widely adopted.Then also more and more higher to the requirement of frock clamp, occurred pneumatic and two kinds of more advanced frock clamps of hydraulic pressure, the appearance of these advanced installation way has changed the locate mode that tradition is adjusted by artificial clamping, has improved machining accuracy, shorten processing non-cutting time, improved production efficiency.
When the milling of revolving body product side direction, conventional milling clamping method is to adopt V-block to position the mode of clamping, yet this process is just applicable to the clamping of single product, and manual operation, existing other clamping method adopts Bidirectional flat-nose pliers location to clamp, or adopts three-jaw self-centering chuck mode to carry out clamping.These clamping positioning methods are all difficult to guarantee its precision on position degree and symmetry, and discontinuity can produce distortion, and the clamping time is longer, and efficiency is low.
Summary of the invention
The present invention aims to provide a kind of axis products clamping device and clamping method.
For realizing above-mentioned technical purpose, the present invention by the following technical solutions, a kind of axis products clamping device, described clamping device comprises base and working plate, working plate is located at the top of base, between base and working plate, be provided with some support columns, support column is fixedly connected with respectively with working plate with base, the upper surface centre position of working plate is provided with groove for fixedly mounting positioning strip, positioning strip is front and back to extension, positioning strip is fixed by screws on working plate, at least three groups that are each side distributed with of positioning strip hold down assembly, the quantity that holds down assembly of positioning strip both sides is consistent, described holding down assembly specifically comprises compact heap, V-type briquetting, air cylinder tie rod and clamping cylinder, clamping cylinder is located at the below of working plate, air cylinder tie rod connects clamping cylinder, air cylinder tie rod runs through working plate up and down, at the effect lower cylinder pull bar of clamping cylinder, can run through working plate moves up and down, described compact heap is located at the top of air cylinder tie rod, before and after compact heap, the lower surface of both sides is fixedly connected with V-type briquetting, in the working plate upper surface position corresponding with V-type briquetting, be provided with V-type locating slot corresponding to shape, add man-hour workpiece V-type briquetting and V-type locating slot cooperatively interact effect under complete location, V-type locating slot is 45 degree V-type grooves, the outside that positioning strip both sides hold down assembly is respectively provided with one group of positioning component, described positioning component specifically comprises positioning support fagging, pneumatic fixed head, accessory plate, push rod, voussoir and positioning cylinder, described accessory plate and pneumatic fixed head are fixedly mounted on working plate by screw, accessory plate is arranged on the inner side of pneumatic fixed head, the height of accessory plate is higher than pneumatic fixed head, accessory plate has higher than the part of pneumatic fixed head the via hole that several facilitate push rod to move, the corresponding workpiece in position of via hole is between V-type briquetting and V-type locating slot, the number of via hole and push rod is consistent with the number of V-block, described positioning support fagging is fixed by screws in the outward flange of pneumatic fixed head, push rod has open slot near one end of positioning support fagging, open slot place is provided with corresponding voussoir, voussoir connects the positioning cylinder that is located at pneumatic fixed head bottom, voussoir can run through pneumatic fixed head and move up and down and drive the push rod matching with it inwardly to move and withstand workpiece under the effect of positioning cylinder.
As preferably, between base and working plate, be provided with 4 large support columns, front and back are respectively provided with two.
As preferably, described positioning cylinder is fixedly mounted on the bottom of pneumatic fixed head by screw.
A kind of axis products clamping method in the present invention, comprises the following steps:
1) workpiece, is placed on workpiece in the V-type groove that working plate is corresponding, by V-type groove, workpiece is carried out spacing;
2) workpiece axial location, positioning support fagging is fixed, and by positioning cylinder, is driven on voussoir and is moved, under the effect of voussoir, promote push rod and move to the inside, on accessory plate, the guide effect lower push rod of via hole withstands workpiece, completes axial location and the axial grip of workpiece;
3) Work-sheet pressing, after the axial location of workpiece and axial grip complete, start clamping cylinder, under the effect of cylinder, drive air cylinder tie rod to move downward, air cylinder tie rod drives V-type briquetting to move downward, and V-type briquetting and V-type locating slot have cooperatively interacted to the compression of workpiece and spacing;
4) clamping workpiece completes, and starts processing.
The invention provides a kind of axis products clamping device, this device carries out spacing by the V-type locating piece of design to four of the upper and lower fore-and-aft direction of axle frees degree, the level of automatic capturing and axis, by 45 degree V-type groove automatic capturing product to be processed Y, the locating surface of Z direction, by V-type groove location cylindrical datum level, thereby reach the symmetry depth of parallelism requirement of circle product external center and institute's working groove, directions X has been synchronizeed Pneumatic clamping with skewback head by stationary anchor points, not only reach the requirement that a sub-folder tool is processed a plurality of products, and reduced repeated clamping number of times, reach easily and put, easily get, easy to operate effect, guaranteed the machining accuracy of product.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is that the present invention holds down assembly and the schematic diagram of positioning component;
Fig. 3 is the schematic diagram of positioning component;
Fig. 4 is the schematic diagram of V-type locating slot.
In figure: 1, working plate; 2, pneumatic fixed head; 3, positioning support fagging; 4, support column; 5, base; 6, push rod; 7, voussoir; 8, accessory plate; 9, via hole; 10, positioning strip; 11, compact heap; 12, V-type briquetting; 13, air cylinder tie rod; 14, clamping cylinder; 15, positioning cylinder; 16, workpiece; 17, V-type locating slot.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, unless otherwise prescribed and limit, it should be noted that, term " installation ", " being connected ", " connection " should be interpreted broadly, for example, can be mechanical connection or electrical connection, can be also the connection of two element internals, can be to be directly connected, also can indirectly be connected by intermediary.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
Below with reference to Fig. 1 to Fig. 4, describe according to a kind of axis products clamping device of the embodiment of the present invention, described clamping device comprises base 5 and working plate 1, working plate 1 is located at the top of base 5, between base 5 and working plate 1, be provided with some support columns 4, support column 4 is fixedly connected with respectively with working plate 1 with base 5, the upper surface centre position of working plate 1 is provided with groove for fixedly mounting positioning strip 10, positioning strip 10 is front and back to extension, positioning strip 10 is fixed by screws on working plate 1, each side being distributed with three groups and holding down assembly of positioning strip 10, the quantity that holds down assembly of positioning strip 10 both sides is consistent, described holding down assembly specifically comprises compact heap 11, V-type briquetting 12, air cylinder tie rod 13 and clamping cylinder 14, clamping cylinder 14 is located at the below of working plate 1, air cylinder tie rod 13 connects clamping cylinder 14, air cylinder tie rod 13 runs through working plate 1 up and down, at the effect lower cylinder pull bar 13 of clamping cylinder 14, can run through working plate 1 moves up and down, described compact heap 11 is located at the top of air cylinder tie rod 13, the lower surface of compact heap 11 both sides, front and back is fixedly connected with V-type briquetting 12, in the working plate 1 upper surface position corresponding with V-type briquetting 12, be provided with V-type locating slot 17 corresponding to shape, add man-hour workpiece 16 V-type briquetting 12 and V-type locating slot 17 cooperatively interact effect under complete location, V-type locating slot 17 is 45 degree V-type grooves, the outside that positioning strip 10 both sides hold down assembly is respectively provided with one group of positioning component, described positioning component specifically comprises positioning support fagging 3, pneumatic fixed head 2, accessory plate 8, push rod 6, voussoir 7 and positioning cylinder 15, described accessory plate 8 and pneumatic fixed head 2 are fixedly mounted on working plate 1 by screw, accessory plate 8 is arranged on the inner side of pneumatic fixed head 2, the height of accessory plate 8 is higher than pneumatic fixed head 2, accessory plate 8 has higher than the part of pneumatic fixed head 2 via hole 9 that several facilitate push rod 6 to move, the corresponding workpiece 16 in position of via hole 9 is between V-type briquetting 12 and V-type locating slot 17, the number of via hole 9 and push rod 6 is consistent with the number of V-block 12, described positioning support fagging 3 is fixed by screws in the outward flange of pneumatic fixed head 2, push rod 6 has open slot near one end of positioning support fagging 3, open slot place is provided with corresponding voussoir 7, voussoir 7 connects the positioning cylinder 15 that is located at pneumatic fixed head 2 bottoms, voussoir 7 can run through pneumatic fixed head 2 and move up and down and drive the push rod 6 matching with it inwardly to move and withstand workpiece 16 under the effect of positioning cylinder 15.
As preferably, between base 5 and working plate 1, be provided with 4 large support columns 4, front and back are respectively provided with two.
As preferably, described positioning cylinder 15 is fixedly mounted on the bottom of pneumatic fixed head 2 by screw.
A kind of axis products clamping method in the present invention, comprises the following steps:
1) workpiece, is placed on workpiece 16 in the V-type groove 17 of working plate 1 correspondence, by V-type groove 17, workpiece 16 is carried out spacing;
2) workpiece axial location, positioning support fagging 3 is fixing, by positioning cylinder 15, is driven on voussoir 7 and is moved, under the effect of voussoir 7, promote push rod 6 and move to the inside, on accessory plate 8, the guide effect lower push rod 6 of via hole 9 withstands workpiece 16, completes axial location and the axial grip of workpiece 16;
3) Work-sheet pressing, after the axial location of workpiece and axial grip complete, start clamping cylinder 14, under the effect of cylinder 14, drive air cylinder tie rod 13 to move downward, air cylinder tie rod 13 drives V-type briquetting 12 to move downward, and V-type briquetting 12 has cooperatively interacted to the compression of workpiece 16 and spacing with V-type locating slot 17;
4) clamping workpiece completes, and starts processing.
The invention provides a kind of axis products clamping device, this device carries out spacing by the V-type locating piece of design to four of the upper and lower fore-and-aft direction of axle frees degree, the level of automatic capturing and axis, by 45 degree V-type groove automatic capturing product to be processed Y, the locating surface of Z direction, by V-type groove location cylindrical datum level, thereby reach the symmetry depth of parallelism requirement of circle product external center and institute's working groove, directions X has been synchronizeed Pneumatic clamping with skewback head by stationary anchor points, not only reach the requirement that a sub-folder tool is processed a plurality of products, and reduced repeated clamping number of times, reach easily and put, easily get, easy to operate effect, guaranteed the machining accuracy of product.
In the description of this description, the description of reference term " embodiment ", " example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.

Claims (4)

1. an axis products clamping device, it is characterized in that, described clamping device comprises base and working plate, working plate is located at the top of base, between base and working plate, be provided with some support columns, support column is fixedly connected with respectively with working plate with base, the upper surface centre position of working plate is provided with groove for fixedly mounting positioning strip, positioning strip is front and back to extension, positioning strip is fixed by screws on working plate, at least three groups that are each side distributed with of positioning strip hold down assembly, the quantity that holds down assembly of positioning strip both sides is consistent, described holding down assembly specifically comprises compact heap, V-type briquetting, air cylinder tie rod and clamping cylinder, clamping cylinder is located at the below of working plate, air cylinder tie rod connects clamping cylinder, air cylinder tie rod runs through working plate up and down, at the effect lower cylinder pull bar of clamping cylinder, can run through working plate moves up and down, described compact heap is located at the top of air cylinder tie rod, before and after compact heap, the lower surface of both sides is fixedly connected with V-type briquetting, in the working plate upper surface position corresponding with V-type briquetting, be provided with V-type locating slot corresponding to shape, add man-hour workpiece V-type briquetting and V-type locating slot cooperatively interact effect under complete location, V-type locating slot is 45 degree V-type grooves, the outside that positioning strip both sides hold down assembly is respectively provided with one group of positioning component, described positioning component specifically comprises positioning support fagging, pneumatic fixed head, accessory plate, push rod, voussoir and positioning cylinder, described accessory plate and pneumatic fixed head are fixedly mounted on working plate by screw, accessory plate is arranged on the inner side of pneumatic fixed head, the height of accessory plate is higher than pneumatic fixed head, accessory plate has higher than the part of pneumatic fixed head the via hole that several facilitate push rod to move, the corresponding workpiece in position of via hole is between V-type briquetting and V-type locating slot, the number of via hole and push rod is consistent with the number of V-block, described positioning support fagging is fixed by screws in the outward flange of pneumatic fixed head, push rod has open slot near one end of positioning support fagging, open slot place is provided with corresponding voussoir, voussoir connects the positioning cylinder that is located at pneumatic fixed head bottom, voussoir can run through pneumatic fixed head and move up and down and drive the push rod matching with it inwardly to move and withstand workpiece under the effect of positioning cylinder.
2. clamping device according to claim 1, is characterized in that, is provided with 4 large support columns between base and working plate, and front and back are respectively provided with two.
3. clamping device according to claim 1, is characterized in that, described positioning cylinder is fixedly mounted on the bottom of pneumatic fixed head by screw.
4. according to a kind of axis products clamping method described in claims 1 to 3 any one, it is characterized in that, comprise the following steps:
1) workpiece, is placed on workpiece in the V-type groove that working plate is corresponding, by V-type groove, workpiece is carried out spacing;
2) workpiece axial location, positioning support fagging is fixed, and by positioning cylinder, is driven on voussoir and is moved, under the effect of voussoir, promote push rod and move to the inside, on accessory plate, the guide effect lower push rod of via hole withstands workpiece, completes axial location and the axial grip of workpiece;
3) Work-sheet pressing, after the axial location of workpiece and axial grip complete, start clamping cylinder, under the effect of cylinder, drive air cylinder tie rod to move downward, air cylinder tie rod drives V-type briquetting to move downward, and V-type briquetting and V-type locating slot have cooperatively interacted to the compression of workpiece and spacing;
4) clamping workpiece completes, and starts processing.
CN201410388798.1A 2014-08-10 2014-08-10 A kind of axis products clamping device and clamping method Active CN104175149B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN104175149B CN104175149B (en) 2016-06-01

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105269381A (en) * 2015-11-30 2016-01-27 重庆荆江汽车半轴有限公司 Multi-key machining device with positioning benchmark
CN105364566A (en) * 2015-10-22 2016-03-02 重庆意泉科技有限公司 Double-oil-cylinder type clamping device for gear shifting oscillating rods
CN106002391A (en) * 2016-07-28 2016-10-12 苏州高通机械科技有限公司 Spherical pin workpiece drilling jig based on multiple-spindle drilling machine
CN106041565A (en) * 2016-07-28 2016-10-26 苏州高通机械科技有限公司 Multi-station drilling positioning jig for spherical pins
CN106271743A (en) * 2016-09-05 2017-01-04 福建南铝车辆零部件有限公司 A kind of aluminium section bar Rapid clamping positioning device
CN108161529A (en) * 2017-12-18 2018-06-15 大连德迈仕精密科技股份有限公司 A kind of Machining of Shaft-type Parts automatic fixture
WO2021088854A1 (en) * 2019-11-04 2021-05-14 森海汽车部件(昆山)有限公司 Cnc quick positioning fixture

Citations (5)

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DE102010035633B3 (en) * 2010-08-27 2011-11-24 Hohenstein Vorrichtungsbau Und Spannsysteme Gmbh Hydraulic multi-part clamping apparatus for e.g. repeatable positioning long-shaft or rod-shaped workpieces, in horizontal position on e.g. machine tool, has tensioning drives arranged along rail transport for clamping rods of jaw via wedge
CN202571945U (en) * 2012-03-23 2012-12-05 福昌精密制品(深圳)有限公司 Tooling and clamping device for processing long-shaft parts by milling machine
CN202846211U (en) * 2012-05-30 2013-04-03 东南大学 Combination fixture special for machining keyways of shafts
CN203197637U (en) * 2013-04-27 2013-09-18 重庆山青机械制造有限公司 Milling fixture for clamping fifth reverse gear shift levels
CN204053583U (en) * 2014-08-10 2014-12-31 强胜精密机械(苏州)有限公司 A kind of axis products clamping device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010035633B3 (en) * 2010-08-27 2011-11-24 Hohenstein Vorrichtungsbau Und Spannsysteme Gmbh Hydraulic multi-part clamping apparatus for e.g. repeatable positioning long-shaft or rod-shaped workpieces, in horizontal position on e.g. machine tool, has tensioning drives arranged along rail transport for clamping rods of jaw via wedge
CN202571945U (en) * 2012-03-23 2012-12-05 福昌精密制品(深圳)有限公司 Tooling and clamping device for processing long-shaft parts by milling machine
CN202846211U (en) * 2012-05-30 2013-04-03 东南大学 Combination fixture special for machining keyways of shafts
CN203197637U (en) * 2013-04-27 2013-09-18 重庆山青机械制造有限公司 Milling fixture for clamping fifth reverse gear shift levels
CN204053583U (en) * 2014-08-10 2014-12-31 强胜精密机械(苏州)有限公司 A kind of axis products clamping device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105364566A (en) * 2015-10-22 2016-03-02 重庆意泉科技有限公司 Double-oil-cylinder type clamping device for gear shifting oscillating rods
CN105269381A (en) * 2015-11-30 2016-01-27 重庆荆江汽车半轴有限公司 Multi-key machining device with positioning benchmark
CN106002391A (en) * 2016-07-28 2016-10-12 苏州高通机械科技有限公司 Spherical pin workpiece drilling jig based on multiple-spindle drilling machine
CN106041565A (en) * 2016-07-28 2016-10-26 苏州高通机械科技有限公司 Multi-station drilling positioning jig for spherical pins
CN106271743A (en) * 2016-09-05 2017-01-04 福建南铝车辆零部件有限公司 A kind of aluminium section bar Rapid clamping positioning device
CN108161529A (en) * 2017-12-18 2018-06-15 大连德迈仕精密科技股份有限公司 A kind of Machining of Shaft-type Parts automatic fixture
CN108161529B (en) * 2017-12-18 2020-04-10 大连德迈仕精密科技股份有限公司 Automatic clamp for processing shaft parts
WO2021088854A1 (en) * 2019-11-04 2021-05-14 森海汽车部件(昆山)有限公司 Cnc quick positioning fixture

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