CN111515723B - Clamp for connecting support machining - Google Patents
Clamp for connecting support machining Download PDFInfo
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- CN111515723B CN111515723B CN202010395352.7A CN202010395352A CN111515723B CN 111515723 B CN111515723 B CN 111515723B CN 202010395352 A CN202010395352 A CN 202010395352A CN 111515723 B CN111515723 B CN 111515723B
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- rack
- bottom plate
- clamping mechanism
- plate
- rack baffle
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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
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a clamp for connecting support machining, wherein the connecting support comprises a bottom plate and an ear plate, and the clamp for connecting support machining comprises a platform bottom plate, a plurality of positioning reference devices and a plurality of clamping devices, wherein the positioning reference devices and the clamping devices are arranged on the platform bottom plate; each positioning reference device comprises a first rack baffle, a second rack baffle, a reference positioning rod and a reference stop block; each clamping device comprises a first clamping mechanism, a second clamping mechanism and a third clamping mechanism which are symmetrical to the first clamping mechanism; the first rack baffle, the second rack baffle, the reference positioning rod and the platform bottom plate form a reference plane; the first clamping mechanism, the second clamping mechanism and the third clamping mechanism are clamped and connected with the support together. This anchor clamps need not supplementary clamping and correction, can be convenient, swift carry out the clamping to connecting support class work piece to improve work efficiency and product quality greatly, it is extravagant to reduce manpower and materials, and then has alleviateed operating personnel's intensity of labour, improves the security of operation.
Description
Technical Field
The invention relates to the field of clamps, in particular to a clamp for machining a connecting support.
Background
When a traditional connecting support part is used for drilling and milling, a workpiece is rightly placed on a workbench, a surface to be processed is aligned to the direction of a main shaft, the workpiece is corrected by using an accurate square and a scriber, so that the workpiece is transversely parallel to the X axis of the workbench, the workpiece is longitudinally perpendicular to the Y axis of the workbench, then clamping is carried out, the workpiece still needs to be rechecked after clamping, and deviation and looseness existing in the clamping process are prevented; the traditional processing method is labor-consuming and time-consuming, low in efficiency, low in safety coefficient during operation and easy to damage parent metal during correction.
In view of the above circumstances, need design a novel anchor clamps of centre gripping connection support machining, need not auxiliary clamping and correction, can be convenient, swift, batch carry out the clamping to connection support class work piece to improve work efficiency and product quality greatly, it is extravagant to reduce manpower and materials, only for alleviateing operating personnel's intensity of labour, improves the security of operation.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the clamp for machining the connecting support, which can conveniently and quickly clamp the connecting support workpieces without auxiliary clamping and correction, thereby greatly improving the working efficiency and the product quality, reducing the waste of manpower and material resources, further lightening the labor intensity of operators and improving the operation safety.
In order to achieve the purpose, the invention adopts the following technical scheme:
a clamp for connecting support machining comprises a bottom plate and an ear plate, and comprises a platform bottom plate, a plurality of positioning reference devices and a plurality of clamping devices, wherein the positioning reference devices and the clamping devices are arranged on the platform bottom plate;
the platform bottom plate is provided with a plurality of grooves;
each positioning reference device comprises a first rack baffle, a second rack baffle, a reference positioning rod and a reference stop block; the first rack baffle and the second rack baffle are symmetrically arranged in the groove; the reference positioning rods are symmetrically arranged on the first rack baffle and the second rack baffle and are parallel to the platform bottom plate; the reference stop block is arranged on the platform bottom plate;
each clamping device comprises a first clamping mechanism, a second clamping mechanism and a third clamping mechanism, wherein the second clamping mechanism and the third clamping mechanism are symmetrical to the first clamping mechanism;
the first clamping mechanism/the second clamping mechanism comprises a rack block, a supporting screw rod, a fastening assembly, a first pressure plate and a supporting slide block; the rack block is arranged on the first rack baffle plate/the second rack baffle plate and is at the same side as the reference positioning rod; the supporting screw/fastening assembly is arranged on the rack block; one end of the first pressure plate is sleeved on the supporting screw rod, the other end of the first pressure plate is sleeved on the fastening assembly, and the first pressure plate is tightly pressed on the bottom plate connected with the support through the fastening assembly; the supporting slide block is arranged on the platform bottom plate and used for supporting and connecting the bottom plate of the support; the supporting slide block and the first pressing plate are connected with a bottom plate of the support in a clamping manner;
the third clamping mechanism comprises an adjusting screw rod, a first supporting auxiliary rod, a second pressing plate and a second nut for fixing the second pressing plate; the adjusting screw rod/the first supporting auxiliary rod/the second supporting auxiliary rod are arranged on the platform bottom plate; the second pressure plate is sleeved on the adjusting screw rod, one end of the second pressure plate presses the first supporting auxiliary rod, and the other end of the second pressure plate and the second supporting auxiliary rod are tightly clamped with an ear plate of the support;
the first rack baffle, the second rack baffle, the reference positioning rod and the platform bottom plate form a reference plane; the first clamping mechanism, the second clamping mechanism and the third clamping mechanism are clamped and connected with the support together.
Preferably, the slots include a transverse slot, a longitudinal slot communicating with the transverse slot, and a slider slot parallel to the transverse slot; a first rack baffle and a second rack baffle are arranged in the transverse groove; an adjusting screw, a first supporting auxiliary rod and a second supporting auxiliary rod are arranged in the longitudinal groove; the sliding block groove is formed in the end portion of the platform bottom plate and used for fixing the supporting sliding block.
Preferably, a plurality of threaded holes are formed in the transverse groove and the longitudinal groove; the first rack baffle/the second rack baffle is installed in the transverse groove through the threaded hole; the adjusting screw/the first supporting auxiliary rod/the second supporting auxiliary rod are installed in the longitudinal groove through the threaded holes.
Preferably, the first/second rack baffles are vertically disposed in the transverse slot.
Preferably, a plurality of waist-shaped grooves are formed in the first rack baffle plate/the second rack baffle plate; the reference positioning rod/rack block is arranged on the first rack baffle plate/the second rack baffle plate through a waist-shaped groove.
Preferably, the rack block is arranged outside the positioning reference plate.
Preferably, the fastening assembly comprises a fastening screw rod arranged on the rack block, a restorer sleeved on the fastening screw rod and a first nut for fixing the first pressure plate; the restorer is arranged on the rack block and supports the first pressing plate.
Preferably, the restorer comprises a spring cylinder base, a piston cylinder arranged on the spring cylinder base and a spring arranged in the spring cylinder base.
Preferably, the platform bottom plate is provided with a plurality of kidney-shaped holes.
Preferably, the platform bottom plate is provided with a hanging ring, so that the platform bottom plate can move conveniently.
The invention has the beneficial effects that:
1. the clamp for connecting support machining determines the reference surface of the workpiece in a mode of two points (symmetrically arranged reference positioning rods) on one side (the side of a platform bottom plate) according to the appearance and the size of the workpiece, so that the calibration and adjustment time of connecting support type workpieces is saved, and repeated calibration is not needed;
2. the clamp for connecting the support for machining adopts a unified standard to improve the interchangeability of parts and achieve the purpose of quick clamping;
3. according to the clamp for connecting support machining, the size range of a clamped workpiece can be expanded by adjusting the positions of the rack block, the first rack baffle and the second rack baffle, so that the machining range of the workpiece is expanded;
4. the clamp for machining the connecting support does not need auxiliary clamping and correction, and can conveniently and quickly clamp the connecting support workpieces, so that the working efficiency and the product quality are greatly improved, the waste of manpower and material resources is reduced, the labor intensity of operators is reduced, and the operation safety is improved.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of a fixture for machining a connecting support according to the present embodiment;
FIG. 2 is an enlarged view of a portion of the positioning reference means and the clamping means in the present embodiment;
FIG. 3 is a schematic view of a fixture for connecting a support in this embodiment for machining the support;
FIG. 4 is a schematic view of FIG. 3 taken along line K;
FIG. 5 is a schematic view of FIG. 3 taken along line A;
FIG. 6 is a schematic view of FIG. 3 taken along line B;
FIG. 7 is a top view of FIG. 3;
FIG. 8 is a schematic structural view of the connecting bracket of the present embodiment;
FIG. 9 is a schematic view of the present embodiment of a jig for connecting seat machining;
fig. 10 is a schematic reference surface diagram of the present embodiment.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way.
Examples
As shown in fig. 1 to 8, in the present embodiment, a fixture 10 for connecting support machining is provided, where the fixture 10 for connecting support machining is a dual-station fixture, and 2 connecting supports 40 can be placed at a time; wherein the connecting support 40 comprises a base plate 401 and an ear plate 402, the fixture 10 for connecting support machining comprises a platform base plate 100, a plurality of positioning reference devices arranged on the platform base plate 100, and a plurality of clamping devices.
As shown in fig. 1, the platform base plate 100 is provided with a plurality of slots including a transverse slot 101, a plurality of longitudinal slots 102 communicating with the transverse slot 101, and a slider slot 103 parallel to the transverse slot 101; the transverse groove 101 is arranged close to the end part of the platform bottom plate 100, and a plurality of threaded holes which are uniformly distributed are arranged in the transverse groove 101; the plurality of longitudinal grooves 102 are vertical to the transverse grooves 101, and a plurality of threaded holes which are uniformly distributed are formed in the longitudinal grooves 102; the slider slots 103 are provided at the end of the platform floor 100; in order to facilitate fixing the clamp for connecting with the support machining on the workbench 50, a plurality of waist-shaped holes 104 are formed in the platform bottom plate 100, the waist-shaped holes 104 are matched with T-shaped grooves in the workbench 50, and the platform bottom plate 100 is fixed on the workbench 50 through bolts; in order to facilitate the fixture for connecting holder machining and the transfer of the connecting holder 40, hanging rings 105 are provided at the four corners of the platform floor 100.
As shown in fig. 1 to 10, each positioning reference device includes a first rack bar 201, a second rack bar 202, a reference positioning rod 203, and a reference stopper 204 (see fig. 1 or 2); the first rack baffle 201 and the second rack baffle 202 are symmetrically arranged in the transverse groove 101, the first rack baffle 201/the second rack are vertically arranged in the transverse groove 101 through threaded holes and bolts in the transverse groove 101, a plurality of kidney-shaped grooves 2011 (see fig. 4) are arranged on the first rack baffle 201/the second rack, wherein in order to ensure the perpendicularity of the first rack baffle 201 and the second rack baffle 202 with the platform bottom plate 100 and the workbench 50 and the parallelism of one edge of an X axis (see the X axis in fig. 9) on the workbench 50, the contact parts of the first rack baffle 201/the second rack baffle 202 and the platform bottom plate 100 are in clearance fit (see fig. 7); as shown in fig. 2 and 4, the reference positioning rods 203 are symmetrically arranged on the first rack baffle 201 and the second rack baffle 202, and are mounted on the first rack baffle 201/the second rack baffle 202 through bolts and a waist-shaped groove 2011, so that the reference positioning rods 203 are parallel to the platform bottom plate 100, wherein the waist-shaped groove 2011 is adopted to facilitate the adjustment of the position of the reference positioning rods 203; as shown in fig. 1 and 2, the reference stopper 204 is disposed on the platform base plate 100, and is connected to the platform base plate 100 through a bolt, so that two positioning reference surfaces (see reference 501 and reference 502 in fig. 10) formed by the reference stopper 204 and the platform base plate 100 are respectively and tightly attached to the upper plane of the worktable 50 and one side parallel to the X-axis direction of the worktable 50, and the transverse groove 101 is ensured to be parallel to the worktable 50, thereby unifying the reference principle; wherein the reference stopper 204 and the platform bottom plate 100 unify the reference (see reference 501 and reference 502 in fig. 10) for connecting the jig 10 for stand machining with the table 50, and the symmetrically arranged reference positioning rods 203 (see reference 505 in fig. 10) and one side (see reference 504 in fig. 10) of the platform bottom plate 100 together determine the corrected reference plane of the connecting stand 40, thereby avoiding the correction of the connecting stand 40.
As shown in fig. 1 to 8, each clamping device includes a first clamping mechanism, a second clamping mechanism symmetrical to the first clamping mechanism, and a third clamping mechanism;
as shown in fig. 1 to 10, the first/second clamping mechanism includes a rack block 311, a support screw 312, a fastening assembly 313, a first pressing plate 314, and a support slider 315 (see fig. 2); the rack block 311 is arranged on the first rack baffle 201/the second rack baffle 202, on the same side as the reference positioning rod 203, specifically on the outer side of the positioning reference rod (see fig. 2); the supporting screw 312/fastening component 313 is arranged on the rack block 311; one end of the first pressure plate 314 is sleeved on the supporting screw 312, the other end is sleeved on the fastening component 313, and the first pressure plate 314 is tightly pressed on the bottom plate 401 of the connecting support 40 through the fastening component 313; the fastening assembly 313 includes a fastening screw 3131 disposed on the rack block 311, a repositor 3132 sleeved on the fastening screw 3131, and a first nut 3133 for fixing the first pressing plate 314, and more specifically, the fastening screw 3131 is mounted on the rack block 311, the repositor 3132 is sleeved on the fastening screw 3131 and then fixed on the rack block 311, then the first pressing plate 314 is sleeved on the fastening screw 3131 and then fixed by the first nut 3133, and a gasket (see fig. 2) may be disposed between the first nut 3133 and the first pressing plate 314 in order to fix the first pressing plate 314 better; the repositor 3132 is used to support the first pressure plate 314, and the repositor 3132 comprises a spring cylinder seat 31321, a piston cylinder 31322 disposed on the spring cylinder seat 31321, and a spring (not shown) disposed in the spring cylinder seat 31321; as shown in fig. 1 and 2, the supporting sliding block 315 is disposed on the platform bottom plate 100 and is used for supporting the connecting support 40, that is, a mounting plane (see a reference 503 shown in fig. 10) of the connecting support 40 defined by an upper plane of the supporting sliding block 315 is closely attached to one edge of the bottom plate 401 of the connecting support 40; the support slider 315 is connected to the base plate 401 of the support 40 (see fig. 1 and 3) in a clamping manner with the first pressure plate 314.
As shown in fig. 1 to 8, the third clamping mechanism includes an adjusting screw 331, a first support sub-rod 332, a second support sub-rod 333, a second pressing plate 334, and a second nut 335 that fixes the second pressing plate 334; the adjusting screw 331/the first supporting auxiliary rod 332/the second supporting auxiliary rod 333 are arranged on the platform bottom plate 100; the second pressing plate 334 is sleeved on the adjusting screw 331, one end of the second pressing plate 334 compresses the first supporting auxiliary rod 332, the other end of the second pressing plate 334 and the second supporting auxiliary rod 333 are clamped and connected with the ear plate 402 of the support 40, the second pressing plate 334 is fixed by using a second nut 335, and a gasket (see fig. 4) can be arranged between the second nut 335 and the second pressing plate 334 for better fixing the second pressing plate 334; the adjusting screw 331, the first support sub-rod 332, the second support sub-rod 333, the second pressing plate 334 and the second nut 335 cooperate to press the ear plate of the connecting support 40.
As shown in fig. 1 to 10, when the jig 10 for connecting support machining in the present embodiment is used, the jig 10 for connecting support machining is fixed on the table 50 through the kidney-shaped hole 104 and the bolt (see fig. 9 and 10), the reference stopper 204 is adjusted, the reference principle is unified, the first rack stopper, the second rack stopper, the rack block 311 and the reference positioning rod 203 are adjusted according to the size of the connecting support 40, the reference surface of the connecting support 40 is determined by the reference positioning rods 203 (two points) and the edge (one edge) on the platform bottom plate 100 which are symmetrically arranged, so that the bottom plate 401 of the connecting support 40 is attached to the reference surface formed by the "one side of two points", thereby saving the adjustment time; then adjusting the positions of the supporting slide block 315 and the first pressing plate 314 to press the bottom plate 401 connected with the support 40, and then adjusting the positions of the first supporting auxiliary rod 332, the second supporting auxiliary rod 333 and the second pressing plate to press the ear plate 402 connected with the support 40; the connecting support 40 is firmly fixed through the pressing device, normal processing can be started at the moment, and after the processing of the connecting support 40 is completed, the connecting support 40 can be transferred to a required position through the hanging ring 105.
The clamp for machining the connection support is suitable for the machining requirements of connection support type workpieces of shore bridge products; the fixture for connecting support machining determines the reference surface of the workpiece in a mode of two points (symmetrically arranged reference positioning rods) and one side (the side of a platform bottom plate) according to the appearance and the size of the workpiece, so that the calibration and adjustment time of connecting support type workpieces is saved, and repeated calibration is not needed; the fixture for connecting the support for machining improves interchangeability of parts by adopting a uniform standard to achieve the purpose of quick clamping; according to the clamp for connecting the support for machining, the size range of a clamped workpiece can be expanded by adjusting the positions of the rack block, the first rack baffle and the second rack baffle, so that the machining range of the workpiece is enlarged; this an anchor clamps for connecting support machining need not auxiliary clamping and correction, can be convenient, swift, batch carry out the clamping to connecting support class work piece to improve work efficiency and product quality greatly, reduced manpower and materials extravagant, and then alleviateed operating personnel's intensity of labour, improved the security of operation.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. A double-station clamp for machining a shore bridge product connection support comprises a bottom plate and an ear plate, and is characterized in that the double-station clamp for machining the connection support comprises a platform bottom plate, a plurality of positioning reference devices and a plurality of clamping devices, wherein the positioning reference devices and the clamping devices are arranged on the platform bottom plate;
the platform bottom plate is provided with a plurality of grooves;
each positioning reference device comprises a first rack baffle, a second rack baffle, a reference positioning rod and a reference stop block; the first rack baffle and the second rack baffle are symmetrically arranged in the groove; the reference positioning rods are symmetrically arranged on the first rack baffle and the second rack baffle and are parallel to the platform bottom plate; the reference stop block is arranged on the platform bottom plate;
each clamping device comprises a first clamping mechanism, a second clamping mechanism and a third clamping mechanism, wherein the second clamping mechanism and the third clamping mechanism are symmetrical to the first clamping mechanism;
the first clamping mechanism/the second clamping mechanism comprises a rack block, a supporting screw rod, a fastening assembly, a first pressure plate and a supporting slide block; the rack block is arranged on the first rack baffle plate/the second rack baffle plate and is at the same side as the reference positioning rod; the supporting screw/fastening assembly is arranged on the rack block; one end of the first pressure plate is sleeved on the supporting screw rod, the other end of the first pressure plate is sleeved on the fastening assembly, and the first pressure plate is tightly pressed on the bottom plate connected with the support through the fastening assembly; the supporting slide block is arranged on the platform bottom plate and used for supporting and connecting the bottom plate of the support; the supporting slide block and the first pressing plate are connected with a bottom plate of the support in a clamping manner;
the third clamping mechanism comprises an adjusting screw rod, a first supporting auxiliary rod, a second pressing plate and a second nut for fixing the second pressing plate; the adjusting screw rod/the first supporting auxiliary rod/the second supporting auxiliary rod are arranged on the platform bottom plate; the second pressure plate is sleeved on the adjusting screw rod, one end of the second pressure plate presses the first supporting auxiliary rod, and the other end of the second pressure plate and the second supporting auxiliary rod are tightly clamped with an ear plate of the support;
the first rack baffle, the second rack baffle, the reference positioning rod and the platform bottom plate form a reference plane; the first clamping mechanism, the second clamping mechanism and the third clamping mechanism are clamped and connected with the support together,
the fastening assembly comprises a fastening screw rod arranged on the rack block, a restorer sleeved on the fastening screw rod and a first nut for fixing the first pressing plate;
the restorer is arranged on the rack block and supports the first pressing plate;
the restorer comprises a spring cylinder base, a piston cylinder arranged on the spring cylinder base and a spring arranged in the spring cylinder base.
2. The dual station clamp for machining shore bridge product attach pedestals of claim 1, wherein said plurality of slots comprise a transverse slot, a longitudinal slot in communication with said transverse slot, and a slider slot parallel to said transverse slot;
a first rack baffle and a second rack baffle are arranged in the transverse groove;
an adjusting screw, a first supporting auxiliary rod and a second supporting auxiliary rod are arranged in the longitudinal groove;
the sliding block groove is formed in the end portion of the platform bottom plate and used for fixing the supporting sliding block.
3. The double-station clamp for machining the shore bridge product connection support according to claim 2, wherein a plurality of threaded holes are formed in each of the transverse groove and the longitudinal groove;
the first rack baffle/the second rack baffle is installed in the transverse groove through the threaded hole;
the adjusting screw/the first supporting auxiliary rod/the second supporting auxiliary rod are installed in the longitudinal groove through the threaded holes.
4. The dual-station clamp for machining a shore bridge product connection support of claim 2, wherein the first/second rack bar is vertically disposed within the transverse slot.
5. The double-station clamp for machining the shore bridge product connection support according to claim 1, wherein a plurality of waist-shaped grooves are formed in the first rack baffle/the second rack baffle;
the reference positioning rod/rack block is arranged on the first rack baffle plate/the second rack baffle plate through a waist-shaped groove.
6. The double-station clamp for machining the shore bridge product connection support according to claim 5, wherein the rack block is arranged on the outer side of the positioning reference plate.
7. The double-station clamp for machining the shore bridge product connection support according to any one of claims 1 to 6, wherein the platform bottom plate is provided with a plurality of kidney-shaped holes.
8. The double-station clamp for machining a shore bridge product connection support of claim 5, wherein the platform bottom plate is provided with lifting rings to facilitate movement of the platform bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010395352.7A CN111515723B (en) | 2020-05-12 | 2020-05-12 | Clamp for connecting support machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010395352.7A CN111515723B (en) | 2020-05-12 | 2020-05-12 | Clamp for connecting support machining |
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| Publication Number | Publication Date |
|---|---|
| CN111515723A CN111515723A (en) | 2020-08-11 |
| CN111515723B true CN111515723B (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010395352.7A Active CN111515723B (en) | 2020-05-12 | 2020-05-12 | Clamp for connecting support machining |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114310126B (en) * | 2022-03-04 | 2022-05-20 | 成都中挖金属制品有限公司 | Bucket tooth connecting seat welding set |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997034734A1 (en) * | 1996-03-22 | 1997-09-25 | The Boeing Company | Determinant wing assembly |
| CN201455704U (en) * | 2009-07-31 | 2010-05-12 | 北京市三一重机有限公司 | Boring lathe and boring lathe clamp |
| CN201871968U (en) * | 2010-10-18 | 2011-06-22 | 天津市天锻压力机有限公司 | Processing clamp suitable for large-scale thin-plate workpieces |
| CN202200071U (en) * | 2011-08-24 | 2012-04-25 | 湖南南方宇航工业有限公司 | Compaction device for clamp |
| CN202910612U (en) * | 2012-11-07 | 2013-05-01 | 合肥永升机械有限公司 | Dozer blade numerical control boring and milling machine clamp |
| CN108555637A (en) * | 2018-07-09 | 2018-09-21 | 黄山市麦佰机械自动化有限公司 | A kind of work pieces of machine tool fixing device |
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