CN103753257B - Combined adjustable fixture - Google Patents
Combined adjustable fixture Download PDFInfo
- Publication number
- CN103753257B CN103753257B CN201310693904.2A CN201310693904A CN103753257B CN 103753257 B CN103753257 B CN 103753257B CN 201310693904 A CN201310693904 A CN 201310693904A CN 103753257 B CN103753257 B CN 103753257B
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- China
- Prior art keywords
- regulating part
- projectile
- substrate
- adjustment chamber
- adjustable fixture
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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.)
- Expired - Fee Related
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 89
- 239000000758 substrate Substances 0.000 claims abstract description 65
- 230000033001 locomotion Effects 0.000 claims description 18
- 230000001141 propulsive effect Effects 0.000 claims description 11
- 230000014759 maintenance of location Effects 0.000 claims description 8
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 208000004141 microcephaly Diseases 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000003754 machining Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000002708 enhancing effect Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Abstract
The invention discloses a kind of Combined adjustable fixture, comprise substrate and regulating part, described substrate comprises being oppositely arranged and being formed and regulates the first substrate in chamber and second substrate, described regulating part is provided with the locating hole for shape in positioning workpieces and comprises and is located at the first regulating part in described adjustment chamber and the second regulating part, at least described first regulating part along the axially-movable in described adjustment chamber and can be fixed, and makes the relative distance of described first regulating part and the second regulating part adjustable; Combined adjustable fixture of the present invention, by adjusting the relative distance of the first regulating part and the second regulating part, the centre-to-centre spacing between two locating holes can be regulated as required, thus adapt to the inside and outside geomery of different workpieces or the clamping again of same workpiece, strengthen the versatility of fixture, save workpiece manufacture cost and enhancing productivity, be convenient to installation and debugging easily and detachable maintaining simultaneously; Structure of the present invention is simple, easy to use, can be widely used in field of machining.
Description
Technical field
The present invention relates to a kind of fixture for workpiece cavity and surface process, particularly a kind of built-up jig of centre-to-centre spacing of adjustable interior shape locating hole.
Background technology
Fixture adds to be used for rapid fastening workpiece man-hour, makes lathe, cutter, workpiece keep the process unit of correct relative position.Fixture is the indispensable parts of machining, machine tool technology at a high speed, efficient, precision, compound, intelligence, environmental protection future development drive under, clamp technology is just towards high-precision, efficient, module, combination, general, economic future development.On lathe during processing work, the dimensions, the geometry that reach drawing for making the surface energy of workpiece and specify and must fixture be used with the relative-position error on other surfaces.Fixture is generally divided into universal fixturing, built-up jig and special fixture three types.Universal fixturing is applicable to the workpiece of some simple shape of clamping, and versatility is higher, precision is lower, cost is lower; Built-up jig is furnished with many standard components, and for clamping after can combining according to the shape of workpiece, versatility is higher, precision is higher, but cost is higher and can come into operation after needing special technical staff to carry out assembly test; Special fixture then only designs for certain workpiece, is suitable for batch machining, poor universality, precision is high, cost is higher.Often can run into the inside and outside geomery needing processing work simultaneously in machining, and the size of different workpieces differs, and causes the centre-to-centre spacing of locating hole to differ, and so just needs the fixture making different centre-to-centre spacing to carry out clamping workpiece, causes cost and waste of time.In addition, along with machine components machining accuracy to improve constantly with shape day by day complicated, in processing parts profile process in often need secondary clamping just can complete, but there is location and alignment error in secondary clamping, clamping regulation time is longer, does not then possess versatility as made fixture.
Therefore, be necessary to develop a kind of fixture, in it, the centre-to-centre spacing of shape locating hole can regulate as required, to strengthen the versatility of fixture, saves workpiece manufacture cost and enhancing productivity, and is convenient to installation and debugging easily and detachable maintaining simultaneously.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of Combined adjustable fixture, in it, the centre-to-centre spacing of shape locating hole can regulate as required, to strengthen the versatility of fixture, save workpiece manufacture cost and enhancing productivity, be convenient to installation and debugging easily and detachable maintaining simultaneously.
Combined adjustable fixture of the present invention, comprise substrate and regulating part, described substrate comprises being oppositely arranged and being formed and regulates the first substrate in chamber and second substrate, described regulating part is provided with the locating hole for shape in positioning workpieces and comprises and is located at the first regulating part in described adjustment chamber and the second regulating part, at least described first regulating part along the axially-movable in described adjustment chamber and can be fixed, and makes the relative distance of described first regulating part and the second regulating part adjustable.
Further, described first substrate and second substrate be arranged in parallel, and described first regulating part and the second regulating part all and can be fixed and be promoted to be formed to be synchronized with the movement by propulsive mechanism along the axially-movable in described adjustment chamber.
Further, described propulsive mechanism comprise for advance the first projectile of described first regulating part motion, for advance described second regulating part motion the second projectile and for advancing described first projectile and the second projectile along the 3rd projectile of the axially-movable in described adjustment chamber simultaneously, described 3rd projectile contacts with the second projectile forming surface with described first projectile, and described 3rd projectile impels described first projectile and the second projectile along described adjustment chamber axially-movable along described adjustment chamber radial motion.
Further, described 3rd projectile is a wedge, the inclined-plane, both sides of wedge contacts with described first projectile, the second projectile respectively, the major part of wedge embeds described second substrate and is provided with the power hole for connecting force piece, the microcephaly of wedge is provided with the resistance hole for connecting resistance piece, be provided with elastic component I between the bottom of described resistance hole and the lower surface of described resistance piece, the upper end of described resistance piece embeds described first substrate.
Further, described first substrate and second substrate are linked together by the side plate being located at both sides, described regulating part contacts with described substrate forming surface, and described contact surface can lock by the retention mechanism through contact surface, and described regulating part is fixedly positioning in described adjustment chamber.
Further, described first regulating part and the assembly of the second regulating part all for being combined to form by outer slide and inner slide, described inner slide is connected with described propulsive mechanism, and described outer slide is connected with the micro-adjusting mechanism for finely tuning the axial displacement of described regulating part in described adjustment chamber.
Further, described micro-adjusting mechanism comprises the fine setting screw rod axially arranged along described adjustment chamber, described fine setting screw rod is through described side plate and its end be connected with described outer slide is provided with turn bar, makes the turn of described fine setting screw rod can control the movement of described outer slide.
Further, described outer slide and inner slide are provided with radial fastener hole, described retention mechanism comprises and to stretch out from described fastener hole and to pass the securing member of described first substrate and second substrate, is provided with elastic component II between the bottom of described fastener hole and the lower surface of described securing member.
Further, described first projectile and the second projectile are and compress pin, and the radial direction along described adjustment chamber is provided with the back-up block for the pin that is fixed and clamped.
Further, described built-up jig is dowel-pin modular fixture, and described substrate is rectangle soleplate and the locating hole be provided with outside it for external widening parts and fixing hole.
Beneficial effect of the present invention: Combined adjustable fixture of the present invention, by adjusting the relative distance of the first regulating part and the second regulating part, the centre-to-centre spacing between two locating holes can be regulated as required, thus adapt to the inside and outside geomery of different workpieces or the clamping again of same workpiece, strengthen the versatility of fixture, save workpiece manufacture cost and enhancing productivity, be convenient to installation and debugging easily and detachable maintaining simultaneously; Structure of the present invention is simple, easy to use, can be widely used in field of machining.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
Fig. 1 is structural representation of the present invention, as shown in the figure: the Combined adjustable fixture of the present embodiment, comprise substrate and regulating part, described substrate comprises being oppositely arranged and being formed and regulates the first substrate 11 in chamber 19 and second substrate 12, described regulating part is provided with the locating hole 29 for shape in positioning workpieces and comprises the first regulating part 21 and the second regulating part 22 be located in described adjustment chamber 19, at least described first regulating part 21 along the axially-movable in described adjustment chamber 19 and can be fixed, and makes the relative distance of described first regulating part 21 and the second regulating part 22 adjustable; This fixture is built-up jig, has high accuracy, high strength and high interchangeability, can be assembled into various uses, is finished detachable; Substrate is the base matrix of this fixture, and other parts all assemble thereon, when this fixture is installed on lathe, and only need can by substrate centering positioning instant; Be oppositely arranged i.e. first substrate 11 to be fixedly installed in the mode that a medial surface is relative with second substrate 12, the space between two medial surfaces is and regulates chamber 19; Locating hole 29 is for connecting alignment pin, and alignment pin is used for shape in positioning workpieces; By adjusting the relative distance of the first regulating part 21 and the second regulating part 22, the centre-to-centre spacing between two locating holes 29 can be regulated as required, thus adapt to the inside and outside geomery of different workpieces or the clamping again of same workpiece, as long as the centre-to-centre spacing of inner hole of workpiece location is in the adjustable extent of fixture, this fixture just can use, strengthen the versatility of this fixture, save workpiece manufacture cost and enhancing productivity, be convenient to installation and debugging easily and detachable maintaining simultaneously.
In the present embodiment, described first substrate 11 and second substrate 12 be arranged in parallel, and described first regulating part 21 and the second regulating part 22 all and can be fixed and be promoted to be formed to be synchronized with the movement by propulsive mechanism along the axially-movable in described adjustment chamber 19; Be arranged in parallel and be convenient to install, and meet the symmetrical requirements of regulating part, and strengthen the stability of clamping; First regulating part 21 and the second regulating part 22 can reverse sync move, and are convenient to the centre-to-centre spacing between adjustment two locating hole 29, and remain the symmetry status of the first regulating part 21 and the second regulating part 22; Propulsive mechanism is mainly used in the coarse adjustment of regulating part, and substrate is provided with the rule relevant to centre-to-centre spacing, more adequately can be completed the adjustment of centre-to-centre spacing by rule.
In the present embodiment, described propulsive mechanism comprises the first projectile 31 for advancing described first regulating part 21 to move, the second projectile moved for advancing described second regulating part 22 and for advancing described first projectile 31 and the second projectile 32 along the 3rd projectile 33 of the axially-movable in described adjustment chamber 19 simultaneously, described 3rd projectile 33 contacts with the second projectile 32 forming surface with described first projectile 31, and described 3rd projectile 33 impels described first projectile 31 and the second projectile 32 along described adjustment chamber 19 axially-movable along described adjustment chamber 19 radial motion, one end of first projectile 31, second projectile 32 is connected with the first regulating part 21, second projectile 32 respectively, the other end then all with the 3rd projectile 33 close contact, the 3rd projectile 33 can be located at the cone bar regulating chamber 19 radial center, under regulating part is connected loose state with substrate, the radial back and forth movement of the 3rd projectile 33 will cause coming and going of the first projectile 31, second projectile 32, thus the first regulating part 21, second projectile 32 is synchronized with the movement, under the state of regulating part and substrate stable connection, coming and going of the first projectile 31, second projectile 32 will form thrust to the first regulating part 21, second projectile 32, with stablizing of ensureing that it connects.
In the present embodiment, described 3rd projectile 33 is a wedge, the inclined-plane, both sides of wedge contacts with described first projectile 31, second projectile 32 respectively, the major part of wedge embeds described second substrate 12 and is provided with the power hole 33a for connecting force piece 4, the microcephaly of wedge is provided with the resistance hole for connecting resistance piece 5, be provided with elastic component I 61 between the bottom of described resistance hole and the lower surface of described resistance piece 5, the upper end of described resistance piece 5 embeds described first substrate 11; 3rd projectile 33 is to regulate chamber 19 radial centre lines for symmetry axis, there are two inclined-planes, the cross-sectional area of the 3rd projectile 33 successively decreases from the direction of first substrate 11 to second substrate 12, major part one end that is the 3rd projectile 33 cross-sectional area is larger, microcephaly one end that is the 3rd projectile 33 cross-sectional area is less; Force piece 4 is preferably located in the screw rod of second substrate 12, and the screw of force piece 4 causes the radial back and forth movement of the 3rd projectile 33; For strengthening the stability of force piece 4, fixed head 40 can be set up at force piece 4 and the junction of second substrate 12 lower surface; Elastic component I 61 forms pretightning force with the interaction of resistance piece 5 to the 3rd projectile 33, ensures the stability that the 3rd projectile 33 connects and moves; Resistance piece 5 is preferably bearing pin, and elastic component I 61 is preferably spring.
In the present embodiment, described first substrate 11 and second substrate 12 are linked together by the side plate 7 being located at both sides, described regulating part contacts with described substrate forming surface, and described contact surface can lock by the retention mechanism through contact surface, makes described regulating part fixedly positioning in described adjustment chamber 19; Side plate 7 is as the connector of first substrate 11 and second substrate 12, and side plate 7 is positioned the middle part of substrate two sides, and it also can install widening parts; Regulating part contacts with real estate, and regulating part is regulating the motion in chamber 19 for sliding; Contact surface locks by retention mechanism, and namely regulating part is enough to the thrust of counteracting propulsive mechanism and is positioned at adjustment a certain position, chamber 19.
In the present embodiment, described first regulating part 21 and the second regulating part 22 are all the outer slide 21a by outer slide 21a(first regulating part 21, the outer slide 22a of the second regulating part 22) and the inner slide 21b of inner slide 21b(first regulating part 21, the inner slide 22b of the second regulating part 22) assembly that is combined to form, described inner slide 21b is connected with described propulsive mechanism, and described outer slide 21a is connected with the micro-adjusting mechanism for finely tuning the axial displacement of described regulating part in described adjustment chamber 19; Outer slide 21a is the regulating part part that deflection regulates outside chamber 19, and inner slide 21b is then for deflection regulates the regulating part part inside chamber 19; Regulating part is the structure of assembly, is conducive to keeping regulating part realization functionally and the simplification of manufacturing cost; Micro-adjusting mechanism is mainly used in the fine setting of regulating part; Trim process and coarse tuning process separate by the split of regulating part, are conducive to accurate adjustment centre-to-centre spacing.
In the present embodiment, described micro-adjusting mechanism comprises the fine setting screw rod 8 axially arranged along described adjustment chamber 19, described fine setting screw rod 8 is through described side plate 7 and it also comprises the outer slide 22a of the second regulating part 22 with described outer slide 21a() end that is connected is provided with turn bar, makes the turn of described fine setting screw rod 8 can control the movement of described outer slide 21a; Fine setting screw rod 8 is the less screw rod of turn unit; One end of fine setting screw rod 8 is connected to outer slide 21a center, and the other end passes side plate 7 surface; Fine setting screw rod 8 is provided with the dial 80 relevant to centre-to-centre spacing, more adequately can be completed the fine setting of centre-to-centre spacing by dial 80.
In the present embodiment, described outer slide 21a and inner slide 21b is provided with radial fastener hole, described retention mechanism comprises and to stretch out from described fastener hole and to pass the securing member 91 of described first substrate 11 and second substrate 12, is provided with elastic component II 62 between the bottom of described fastener hole and the lower surface of described securing member 91; Securing member 91 is preferably screw, and is provided with the nut 92 corresponding with it and is screwed tight, and elastic component II 62 is preferably spring; Retention mechanism ensures that two slide blocks do not produce displacement by the impact of cutting force in process, has a securing member 91 for compressing in slide block indoor design, is pushed up on substrate by elastic component II 62, after its center distance is adjusted, is fixed with nut 92.
In the present embodiment, described first projectile 31 and the second projectile 32 are and compress pin, and the radial direction along described adjustment chamber 19 is provided with the back-up block 34 for the pin that is fixed and clamped; To ensure the steady of the first projectile 31 and the second projectile 32 movement.
In the present embodiment, described built-up jig is dowel-pin modular fixture, and described substrate is rectangle soleplate and the locating hole 13 be provided with outside it for external widening parts and fixing hole 14; On substrate, rule is distributed with the connecting hole 18 for connecting support nail, to ensure that support nail can be arranged on different positions, enables support nail be applicable to the workpiece of various shape; Except towards the side regulating chamber 19 on the outside of substrate and substrate; Locating hole 13 is pin-and-hole, and fixing hole 14 is screw hole, all can be connected with standard component; Widening parts is the easily extensible modular structure of this fixture, namely user according to processing work situation homemade accessory, adapt to the clamping requirement of different part; Such as, for expanding the width dimensions of this fixture, user is by making corresponding part by oneself and being compressed by fixing hole 14 after being located by the locating hole 13 of first substrate 11 upper surface, second substrate 12 lower surface; For expanding the length dimension of this fixture, user by make corresponding part by oneself and by substrate left and right surfaces locating hole 13 location after compressed by fixing hole 14.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (8)
1. a Combined adjustable fixture, it is characterized in that: comprise substrate and regulating part, described substrate comprises being oppositely arranged and being formed and regulates the first substrate in chamber and second substrate, described regulating part is provided with the locating hole for shape in positioning workpieces and comprises and is located at the first regulating part in described adjustment chamber and the second regulating part, and described first regulating part and the second regulating part all can along the axially-movables in described adjustment chamber and fixing and promoted to be formed be synchronized with the movement by propulsive mechanism; Described first regulating part and the assembly of the second regulating part all for being combined to form by outer slide and inner slide, described inner slide is connected with described propulsive mechanism, and described outer slide is connected with the micro-adjusting mechanism for finely tuning the axial displacement of described regulating part in described adjustment chamber.
2. Combined adjustable fixture according to claim 1, it is characterized in that: described propulsive mechanism comprises the first projectile for advancing described first regulating part motion, for advance described second regulating part motion the second projectile and for advancing described first projectile and the second projectile along the 3rd projectile of the axially-movable in described adjustment chamber simultaneously, described 3rd projectile contacts with the second projectile forming surface with described first projectile, and described 3rd projectile impels described first projectile and the second projectile along described adjustment chamber axially-movable along described adjustment chamber radial motion.
3. Combined adjustable fixture according to claim 2, it is characterized in that: described 3rd projectile is a wedge, the inclined-plane, both sides of wedge contacts with described first projectile, the second projectile respectively, the major part of wedge embeds described second substrate and is provided with the power hole for connecting force piece, the microcephaly of wedge is provided with the resistance hole for connecting resistance piece, be provided with elastic component I between the bottom of described resistance hole and the lower surface of described resistance piece, the upper end of described resistance piece embeds described first substrate.
4. Combined adjustable fixture according to claim 3, it is characterized in that: described first substrate and second substrate are linked together by the side plate being located at both sides, described regulating part contacts with described substrate forming surface, described contact surface can lock by the retention mechanism through contact surface, and described regulating part is fixedly positioning in described adjustment chamber.
5. Combined adjustable fixture according to claim 4, it is characterized in that: described micro-adjusting mechanism comprises the fine setting screw rod axially arranged along described adjustment chamber, described fine setting screw rod is through described side plate and its end be connected with described outer slide is provided with turn bar, makes the turn of described fine setting screw rod can control the movement of described outer slide.
6. Combined adjustable fixture according to claim 5, it is characterized in that: described outer slide and inner slide are provided with radial fastener hole, described retention mechanism comprises and to stretch out from described fastener hole and to pass the securing member of described first substrate and second substrate, is provided with elastic component II between the bottom of described fastener hole and the lower surface of described securing member.
7. Combined adjustable fixture according to claim 6, is characterized in that: described first projectile and the second projectile are and compress pin, and the radial direction along described adjustment chamber is provided with the back-up block for the pin that is fixed and clamped.
8. according to the Combined adjustable fixture in claim 1 to 7 described in any one claim, it is characterized in that: described built-up jig is dowel-pin modular fixture, described substrate is rectangle soleplate and the locating hole be provided with outside it for external widening parts and fixing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310693904.2A CN103753257B (en) | 2013-12-17 | 2013-12-17 | Combined adjustable fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310693904.2A CN103753257B (en) | 2013-12-17 | 2013-12-17 | Combined adjustable fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103753257A CN103753257A (en) | 2014-04-30 |
| CN103753257B true CN103753257B (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310693904.2A Expired - Fee Related CN103753257B (en) | 2013-12-17 | 2013-12-17 | Combined adjustable fixture |
Country Status (1)
| Country | Link |
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| CN (1) | CN103753257B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107021346A (en) * | 2016-02-01 | 2017-08-08 | 上海庆良电子有限公司 | Auto parts and components product automatic device for taking out |
| CN108942326A (en) * | 2017-05-25 | 2018-12-07 | 元生智汇实业有限公司 | Floating type clamping fixture |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2465858Y (en) * | 2001-02-28 | 2001-12-19 | 王俊凯 | Expansion valve |
| KR100550717B1 (en) * | 1997-11-26 | 2006-02-08 | 이시카와지마-하리마 주고교 가부시키가이샤 | Apparatus and method for changing metal molds for plate thickness reducing presses, and press metal die |
| CN201172165Y (en) * | 2008-04-10 | 2008-12-31 | 中铁山桥集团有限公司 | U-shaped reinforcement rib cramp for combination drill |
| CN201320693Y (en) * | 2008-12-29 | 2009-10-07 | 济南一机床集团有限公司 | Center processing fixture |
| CN203062351U (en) * | 2012-12-09 | 2013-07-17 | 重庆盾铭电磁阀有限公司 | Multi-station linkage clamping device |
| CN203621961U (en) * | 2013-12-17 | 2014-06-04 | 重庆交通大学 | Adjustable combined fixture |
-
2013
- 2013-12-17 CN CN201310693904.2A patent/CN103753257B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100550717B1 (en) * | 1997-11-26 | 2006-02-08 | 이시카와지마-하리마 주고교 가부시키가이샤 | Apparatus and method for changing metal molds for plate thickness reducing presses, and press metal die |
| CN2465858Y (en) * | 2001-02-28 | 2001-12-19 | 王俊凯 | Expansion valve |
| CN201172165Y (en) * | 2008-04-10 | 2008-12-31 | 中铁山桥集团有限公司 | U-shaped reinforcement rib cramp for combination drill |
| CN201320693Y (en) * | 2008-12-29 | 2009-10-07 | 济南一机床集团有限公司 | Center processing fixture |
| CN203062351U (en) * | 2012-12-09 | 2013-07-17 | 重庆盾铭电磁阀有限公司 | Multi-station linkage clamping device |
| CN203621961U (en) * | 2013-12-17 | 2014-06-04 | 重庆交通大学 | Adjustable combined fixture |
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| Publication number | Publication date |
|---|---|
| CN103753257A (en) | 2014-04-30 |
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Granted publication date: 20151202 |