CN115139235B - Multi-station rapid clamping device and method for small special-shaped piece - Google Patents
Multi-station rapid clamping device and method for small special-shaped piece Download PDFInfo
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- CN115139235B CN115139235B CN202210585304.3A CN202210585304A CN115139235B CN 115139235 B CN115139235 B CN 115139235B CN 202210585304 A CN202210585304 A CN 202210585304A CN 115139235 B CN115139235 B CN 115139235B
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- 238000000034 method Methods 0.000 title claims abstract description 41
- 238000012545 processing Methods 0.000 claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 206010066054 Dysmorphism Diseases 0.000 claims description 15
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000001788 irregular Effects 0.000 claims description 2
- 238000003754 machining Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000010030 laminating Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012797 qualification Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides a multi-station quick clamping device and method for a small special-shaped piece, wherein the multi-station quick clamping device for the small special-shaped piece comprises a bottom plate, a clamping table arranged on the bottom plate and clamping mechanisms arranged around the clamping table; the clamping table is provided with accommodating grooves for accommodating parts, and the clamping mechanism comprises end positioning blocks arranged on the clamping table and corresponding to two ends of the accommodating grooves and angle positioning blocks arranged on the clamping table and corresponding to the middle of the accommodating grooves. The clamping device provided by the invention has the advantages that the structure is simple, the operation is easy, a plurality of special-shaped parts can be clamped and fixed for processing at one time, and the processing efficiency of the special-shaped parts is improved; by arranging the clamping mechanism on the clamping table, the clamping and fixing difficulty of the special-shaped part is reduced, and the clamping and processing efficiency of the special-shaped part is improved.
Description
Technical Field
The invention belongs to the field of diesel engines, and particularly relates to a multi-station rapid clamping device and method for small special-shaped pieces.
Background
The diesel engine is internally provided with a plurality of tiny multi-angle special-shaped parts, such as key parts which are used in the engine and provide effective cooling for the plunger and the cylinder body when in motion to prevent the high-temperature deformation in the cylinder from locking, and the parts are complex small parts which have tiny shapes, complex structures, multiple space angles and hollow through tiny holes in order to avoid interference due to the narrow internal structure of the cylinder body; the blank of the small multi-angle special-shaped part has small and single appearance, multiple angles and multi-angle space size in the processing position, the positioning contact surface is small in the clamping alignment and processing process, the extrusion deformation easily occurs after the installation stress, the quick positioning processing is difficult to realize, and the processing efficiency and the dimensional accuracy of the part are affected.
Because the special-shaped part is processed in a large space angle, a plurality of working procedures and a plurality of sets of combined clamps are generally needed to be pressed in a mode of processing a single size, each working procedure can only process an angle size in the processing process, and meanwhile, a set of combined clamp is also prepared, although the size angle of a single clamp can theoretically ensure the processing precision, the processing standard has errors due to repeated positioning and different stress of clamping each time among working procedures, the overall structure shape of the part and the position size of the part appearance structure are easy to change, the position of the processing size in the natural state of loose force is changed along with the change after the processing is finished, and the processing size is unstable.
Therefore, the existing clamping processing method of the multi-process and multi-set combined clamp has the problems of long processing process, long clamp preparation time, more participation equipment, difficult rapid positioning, installation and processing, long adjustment and repeated positioning time among processes, low precision, and incapability of guaranteeing the processing size and form and position tolerance, and the product qualification rate is low.
Disclosure of Invention
In view of the above, the invention aims to provide a multi-station rapid clamping device and method for small-sized special-shaped pieces, so as to solve the problem of inconvenient clamping and processing in the existing special-shaped piece processing process.
In order to achieve the above purpose, the technical scheme of the invention is realized as follows:
First aspect
The embodiment of the invention provides a multi-station rapid clamping device for a small special-shaped piece, which comprises a bottom plate, a clamping table arranged on the bottom plate and clamping mechanisms arranged around the clamping table; the clamping bench all is equipped with the holding tank that is used for holding the part all around, fixture includes the end locating piece that corresponds holding tank both ends setting on the clamping bench and the angle locating piece that corresponds holding tank middle part setting on the clamping bench, end locating piece and angle locating piece all install on the clamping bench through holding screw, and end locating piece and angle locating piece all are equipped with laminating portion towards the one end of holding tank, and end locating piece is equipped with adjusting screw in the one end of holding tank, is equipped with on the end locating piece with adjusting screw complex screw hole, and adjusting screw passes the one end of screw hole and withstands the clamping bench.
Further, at least four bolt holes are formed in the periphery of the bottom plate.
Further, the holding groove is arranged corresponding to the top end of the clamping table, and the bottom end of the clamping table is arranged on the bottom plate.
Furthermore, the end positioning block and the angle positioning block are arranged below the corresponding accommodating groove.
Furthermore, the end positioning block and the angle positioning block are respectively provided with a mounting hole matched with the compression screw, and the clamping table is provided with a screw hole matched with the compression screw.
Further, the mounting hole on the end positioning block is arranged between the corresponding attaching part and the adjusting screw.
Second aspect
The embodiment of the invention provides a multi-station rapid clamping method for a small special-shaped piece, which comprises the following steps of:
Processing a containing groove matched with the appearance of the special-shaped part on a clamping table, and installing an angle positioning block at the middle part of the containing groove;
The special-shaped part is placed in the accommodating groove, and one side of the special-shaped part is propped against by the angle positioning block, so that the angle of the special-shaped part is limited;
End positioning blocks are arranged at positions corresponding to two ends of the accommodating groove on the clamping table, and the end positioning blocks are fixed by using compression screws, so that the end positioning blocks can compress and fix the special-shaped parts;
And adjusting the adjusting screw to enable one end of the adjusting screw penetrating through the threaded hole to prop against the clamping table, and further fixing the end positioning block by using the adjusting screw.
Compared with the prior art, the small-sized multi-station rapid clamping device and method for the special-shaped piece have the following advantages:
The invention provides a multi-station rapid clamping device for small special-shaped parts, which has a simple structure, is easy to operate, can clamp and fix a plurality of special-shaped parts at one time for processing, and is beneficial to improving the processing efficiency of the special-shaped parts; through set up fixture on the clamping bench, tip locating piece and angle locating piece can cooperate to realize fixed to the clamping of dysmorphism part, and wherein angle locating piece can adjust the angle of location dysmorphism part earlier, and the tip locating piece then can be used for compressing tightly fixed dysmorphism part, after that reprocessing dysmorphism part, only need loading and unloading tip locating piece can, reduced the clamping fixed degree of difficulty of dysmorphism part, be favorable to improving the clamping machining efficiency of dysmorphism part.
The invention also provides a multi-station rapid clamping method for the small special-shaped parts, by utilizing the clamping device, the clamping fixation of the special-shaped parts can be realized, the integration and merging procedures are realized while the technical requirements of the product process are ensured, the production and processing efficiency of the special-shaped parts is improved, the repeated positioning errors among multiple procedures are eliminated, the procedure arrangement is reduced, the dimensional accuracy of the product is improved, the rejection rate of the product is reduced, and the high-quality production of the special-shaped parts is ensured; meanwhile, a plurality of processing stations are arranged on the clamping device, and the rapid positioning and mounting of a plurality of special-shaped parts can be realized by combining the fine adjustment angle positioning blocks, so that the efficient production of the special-shaped parts can be realized.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of a multi-station quick clamping device for small-sized shaped pieces according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a clamping table in the multi-station rapid clamping device for small-sized irregular parts according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an end positioning block in the multi-station rapid clamping device for small-sized shaped pieces according to an embodiment of the invention.
Reference numerals illustrate:
1. A bottom plate; 2. bolt holes; 3. clamping table; 4. an angle positioning block; 5. a receiving groove; 6. a bonding part; 7. a compression screw; 8. an adjusting screw; 9. an end positioning block; 10. a screw hole; 11. a mounting hole; 12. and (3) a threaded hole.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
In order to ensure the machining precision of the special-shaped parts and improve the machining efficiency, shorten the arrangement of the machining procedures, through the analysis of the technical scheme and the appearance structure of the parts and the investigation of the existing machining equipment, in view of all machining sizes of a plurality of angle position surfaces of the parts, a plurality of machining procedures of the original process are integrated and combined into one procedure, and meanwhile, a set of special multi-station special fixture is designed and developed for the machining scheme in order to improve the production efficiency.
In a first embodiment of the present invention,
The multi-station rapid clamping device for the small special-shaped piece comprises a bottom plate 1, a clamping table 3 arranged on the bottom plate 1 and clamping mechanisms arranged around the clamping table 3, as shown in fig. 1 to 3; the clamping table 3 is provided with accommodating grooves 5 for accommodating parts all around, and the clamping mechanism comprises end positioning blocks 9 which are arranged on the clamping table 3 and correspond to two ends of the accommodating grooves 5, and angle positioning blocks 4 which are arranged on the clamping table 3 and correspond to the middle of the accommodating grooves 5. The end positioning blocks 9 may be two corresponding to two ends of the accommodating groove 5, the angle positioning block 4 may be one corresponding to the middle of the accommodating groove 5, and a person skilled in the art may also select to set a plurality of end positioning blocks 9 and angle positioning blocks 4 according to needs, so as to achieve limiting and fixing of the parts.
Optionally, at least four bolt holes 2 are formed around the bottom plate 1; the four bolt holes 2 are formed in the periphery of the bottom plate 1 for installing fixing bolts to fix the bottom plate 1; in the actual use process, the bottom plate 1 can be fixed on a machine tool to realize machining of the part on the clamping table 3, so that the machining efficiency and the machining precision of the part can be improved.
Optionally, the accommodating groove 5 is arranged corresponding to the top end of the clamping table 3, the bottom end of the clamping table 3 is fixed on the bottom plate 1, and the end positioning block 9 and the angle positioning block 4 are arranged corresponding to the lower part of the accommodating groove 5, so that the end positioning block 9 and the angle positioning block 4 are prevented from influencing the processing equipment to process parts from the top end of the clamping table 3; the clamping table 3 can be a quadrangular structural member, is integrally formed with the bottom plate 1, and four containing grooves 5 are uniformly formed in the periphery of the clamping table 3 and can be used for clamping four special-shaped parts, so that the machining efficiency of the special-shaped parts can be improved; the holding groove 5 sets up the side at clamping platform 3, and the top surface of clamping platform 3 is equipped with the opening in the position that corresponds holding groove 5, and the dysmorphism part of being convenient for stretches out holding groove 5 to the processing of convenient processing equipment to dysmorphism part.
The end positioning block 9 and the angle positioning block 4 are mounted on the clamping table 3 through the compression screw 7, the end positioning block 9 and the angle positioning block 4 are provided with the fitting part 6 which can be matched with the special-shaped part towards one end of the accommodating groove 5, one end, different from the accommodating groove 5, of the end positioning block 9 is provided with the adjusting screw 8, the end positioning block 9 is provided with the threaded hole 12 matched with the adjusting screw 8, and one end, penetrating through the threaded hole 12, of the adjusting screw 8 is propped against the clamping table 3. The shape of the attaching portion 6 may be adaptively processed according to the shape of the special-shaped part, so as to achieve the matching between the attaching portion 6 and the special-shaped workpiece, and the attaching portion 6 and the special-shaped workpiece may be adjusted according to actual needs by a person skilled in the art, which is not described herein.
Optionally, the end positioning block 9 and the angle positioning block 4 are respectively provided with a mounting hole 11 matched with the compression screw 7, and the clamping table 3 is provided with a screw hole 10 matched with the compression screw 7; the angle positioning block 4 is mainly used for supporting the side surface of the special-shaped part, and the attaching part 6 on the angle positioning block 4 can support the side surface of the special-shaped part, so that the angle of the special-shaped part is limited, and the follow-up special-shaped part is convenient to compress and fix; and laminating portion 6 on the end locating piece 9 can be with special-shaped part surface cooperation, realizes compressing tightly fixedly to special-shaped part, through setting up laminating portion, can reduce the probability that special-shaped part takes place deformation, and special-shaped part can be fixed on clamping platform 3 at the steady clamping of the combined action of end locating piece 9 and angle locating piece 4, and the processing equipment of being convenient for processes special-shaped part.
Optionally, a mounting hole 11 on the end positioning block 9 is arranged between the corresponding fitting part 6 and the adjusting screw 8; by way of example, the pressing screw 7 can achieve preliminary fixing of the end positioning block 9 and the angle positioning block 4, the adjusting screw 8 can further adjust and fix the end positioning block 9, so that the end positioning block 9 playing a main fixing role on the special-shaped part is stably fixed on the clamping table 3, the end positioning block 9 can be driven to rotate by finely adjusting and screwing the adjusting screw 8 by taking the pressing screw 7 as a fulcrum, and accordingly the laminating part 6 on the end positioning block 9 can better press and fix the special-shaped part, stability of the special-shaped part on the clamping table 3 is further improved, and machining precision and qualification rate of the special-shaped part in a subsequent machining process are guaranteed.
The clamping device provided by the invention can apply a set of special clamp to the greatest extent, and can perform the simultaneous installation and processing of a plurality of parts in a concentrated process by fine adjustment of the size, thereby ensuring the quality of products, improving the processing efficiency, reducing the production input cost of a plurality of sets of clamps and being beneficial to improving the size consistency of finished parts; meanwhile, by using the clamping device for clamping processing, the preparation time between working procedures is eliminated, and the processing efficiency of a single product is higher.
In the practical application process, when the similar special-shaped parts need to be continuously machined, after the special-shaped parts are clamped on the device in sequence, when the special-shaped parts to be machined are replaced later, only the end positioning blocks are required to be disassembled, the special-shaped parts are placed into the accommodating grooves, after one side of each special-shaped part is attached to the angle positioning block, the end positioning blocks can be directly reinstalled, the quick clamping and fixing of the special-shaped parts can be realized, then an operator can utilize machining equipment to machine each special-shaped part on the clamping table one by one, and the machining efficiency of the special-shaped parts is further improved.
The invention provides a multi-station rapid clamping device for small special-shaped parts, which has a simple structure, is easy to operate, can clamp and fix a plurality of special-shaped parts at one time for processing, and is beneficial to improving the processing efficiency of the special-shaped parts; through set up fixture on the clamping bench, tip locating piece and angle locating piece can cooperate to realize fixed to the clamping of dysmorphism part, and wherein angle locating piece can adjust the angle of location dysmorphism part earlier, and the tip locating piece then can be used for compressing tightly fixed dysmorphism part, after that reprocessing dysmorphism part, only need loading and unloading tip locating piece can, reduced the clamping fixed degree of difficulty of dysmorphism part, be favorable to improving the clamping machining efficiency of dysmorphism part.
In a second embodiment of the present invention,
The second embodiment of the invention provides a multi-station rapid clamping method for small special-shaped pieces, which comprises the following steps:
Step 101, processing a containing groove 5 matched with the appearance of the special-shaped part on a clamping table 3, and installing an angle positioning block 4 at the middle part of the containing groove 5;
step 201, placing the special-shaped part in the accommodating groove 5, and using the angle positioning block 4 to prop one side of the special-shaped part to limit the angle of the special-shaped part;
Step 301, installing end positioning blocks 9 on the clamping table 3 at positions corresponding to two ends of the accommodating groove 5, and fixing the end positioning blocks 9 by using compression screws 7, so that the end positioning blocks 9 can compress and fix special-shaped parts;
And 401, adjusting the adjusting screw 8, enabling one end of the adjusting screw 8 penetrating through the threaded hole 12 to prop against the clamping table 3, and further fixing the end positioning block 9 by utilizing the adjusting screw 8.
In the actual use process, the end part of the compression screw 7 can compress the end part positioning block 9 on the clamping table 3, and the adjusting screw 8 can prop one end of the end part positioning block 9, so that the attaching part 6 at the other end of the end part positioning block 9 can compress the special-shaped part better, and the trimming amplitude is small, so that the deformation of the special-shaped part is not easy to cause; through setting up hold-down screw 7 and adjusting screw 8, tip locating piece 9 can be under hold-down screw 7 and adjusting screw 8 combined action stable fixed on clamping bench 3, ensures that tip locating piece 9 can be stable compress tightly fixed special-shaped part all the time, avoids the machining error that special-shaped part leads to because of removing in the course of working, is favorable to improving the processing qualification rate of special-shaped part.
The invention also provides a multi-station rapid clamping method for the small special-shaped parts, by utilizing the clamping device, the clamping fixation of the special-shaped parts can be realized, the integration and merging procedures are realized while the technical requirements of the product process are ensured, the production and processing efficiency of the special-shaped parts is improved, the repeated positioning errors among multiple procedures are eliminated, the procedure arrangement is reduced, the dimensional accuracy of the product is improved, the rejection rate of the product is reduced, and the high-quality production of the special-shaped parts is ensured; meanwhile, a plurality of processing stations are arranged on the clamping device, and the rapid positioning and mounting of a plurality of special-shaped parts can be realized by combining the fine adjustment angle positioning blocks, so that the efficient production of the special-shaped parts can be realized.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (4)
1. A small-size dysmorphism piece multistation quick clamping device, its characterized in that: the clamping device comprises a bottom plate (1), a clamping table (3) arranged on the bottom plate (1) and clamping mechanisms arranged around the clamping table (3); the clamping table (3) is provided with containing grooves (5) for containing parts at the periphery, the clamping mechanism comprises end positioning blocks (9) which are arranged at two ends of the corresponding containing grooves (5) on the clamping table (3) and angle positioning blocks (4) which are arranged at the middle of the corresponding containing grooves (5) on the clamping table (3), the end positioning blocks (9) and the angle positioning blocks (4) are arranged on the clamping table (3) through compression screws (7), and one ends of the end positioning blocks (9) and the angle positioning blocks (4) facing the containing grooves (5) are provided with attaching parts (6); an adjusting screw (8) is arranged at one end, different from the attaching part (6), of the end positioning block (9), a threaded hole (12) matched with the adjusting screw (8) is formed in the end positioning block (9), and one end, penetrating through the threaded hole (12), of the adjusting screw (8) is propped against the clamping table (3); the accommodating groove (5) is arranged corresponding to the top end of the clamping table (3), and the bottom end of the clamping table (3) is arranged on the bottom plate (1); the end positioning block (9) and the angle positioning block (4) are arranged below the accommodating groove (5) correspondingly; the end positioning block (9) and the angle positioning block (4) are respectively provided with a mounting hole (11) matched with the compression screw (7), and the clamping table (3) is provided with a screw hole (10) matched with the compression screw (7).
2. A small-sized profiled member multi-station quick clamping device as defined in claim 1, wherein: at least four bolt holes (2) are formed in the periphery of the bottom plate (1).
3. A small-sized profiled member multi-station quick clamping device as defined in claim 1, wherein: and a mounting hole (11) on the end positioning block (9) is arranged between the corresponding attaching part (6) and the adjusting screw (8).
4. A clamping method using the small-sized irregular part multi-station rapid clamping device as claimed in claim 1, which is characterized in that: the method comprises the following steps:
Processing a containing groove matched with the appearance of the special-shaped part on a clamping table, and installing an angle positioning block at the middle part of the containing groove;
The special-shaped part is placed in the accommodating groove, and one side of the special-shaped part is propped against by the angle positioning block, so that the angle of the special-shaped part is limited;
End positioning blocks are arranged at positions corresponding to two ends of the accommodating groove on the clamping table, and the end positioning blocks are fixed by using compression screws, so that the end positioning blocks can compress and fix the special-shaped parts;
And adjusting the adjusting screw to enable one end of the adjusting screw penetrating through the threaded hole to prop against the clamping table, and further fixing the end positioning block by using the adjusting screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210585304.3A CN115139235B (en) | 2022-05-27 | 2022-05-27 | Multi-station rapid clamping device and method for small special-shaped piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210585304.3A CN115139235B (en) | 2022-05-27 | 2022-05-27 | Multi-station rapid clamping device and method for small special-shaped piece |
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| Publication Number | Publication Date |
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| CN115139235A CN115139235A (en) | 2022-10-04 |
| CN115139235B true CN115139235B (en) | 2024-05-28 |
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| CN202210585304.3A Active CN115139235B (en) | 2022-05-27 | 2022-05-27 | Multi-station rapid clamping device and method for small special-shaped piece |
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| CN212265259U (en) * | 2020-08-21 | 2021-01-01 | 江南工业集团有限公司 | Control surface milling device capable of clamping multiple rudder pieces |
| CN213917142U (en) * | 2020-10-28 | 2021-08-10 | 西安市康铖机械制造有限公司 | Workpiece multi-station integrated machining device |
| CN214722256U (en) * | 2020-12-18 | 2021-11-16 | 内蒙古航天红岗机械有限公司 | Multi-station rapid pressing clamp |
| CN215148500U (en) * | 2021-07-23 | 2021-12-14 | 无锡航亚科技股份有限公司 | Three-coordinate fixture for measuring blade root |
| CN216000191U (en) * | 2021-08-23 | 2022-03-11 | 山西柴油机工业有限责任公司 | Quick positioning and correcting clamp for polyhedron special-shaped part |
| CN216228931U (en) * | 2021-10-22 | 2022-04-08 | 富曜半导体(昆山)有限公司 | Multi-task-position batch processing clamping device |
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| CN115139235A (en) | 2022-10-04 |
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