CN115139235A - Multi-station rapid clamping device and method for small special-shaped parts - Google Patents
Multi-station rapid clamping device and method for small special-shaped parts Download PDFInfo
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- CN115139235A CN115139235A CN202210585304.3A CN202210585304A CN115139235A CN 115139235 A CN115139235 A CN 115139235A CN 202210585304 A CN202210585304 A CN 202210585304A CN 115139235 A CN115139235 A CN 115139235A
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- 238000000034 method Methods 0.000 title claims abstract description 46
- 238000012545 processing Methods 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 206010066054 Dysmorphism Diseases 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 25
- 230000002349 favourable effect Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 description 24
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000010030 laminating Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 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
- 238000012797 qualification Methods 0.000 description 2
- 238000004458 analytical method 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
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- 230000004048 modification Effects 0.000 description 1
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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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Abstract
The invention provides a multi-station quick clamping device and a method for small special-shaped parts, wherein the multi-station quick clamping device for the small special-shaped parts comprises a bottom plate, a clamping table arranged on the bottom plate and clamping mechanisms arranged on the periphery of the clamping table; clamping platform all is equipped with the holding tank that is used for holding the part all around, fixture includes the tip locating piece that corresponds the holding tank both ends setting on the clamping platform and the angle locating piece that corresponds the holding tank middle part setting on the clamping platform. The clamping device provided by the invention is simple in structure and easy to operate, can clamp and fix a plurality of special-shaped parts for processing at one time, and is beneficial to improving the processing efficiency of the special-shaped parts; through set up fixture on the clamping platform, reduced the fixed degree of difficulty of clamping of special-shaped part, be favorable to improving the clamping machining efficiency of special-shaped part.
Description
Technical Field
The invention belongs to the field of diesel engines, and particularly relates to a multi-station quick clamping device and method for small special-shaped parts.
Background
The diesel engine is internally provided with a plurality of tiny multi-angle special-shaped parts, for example, key parts which are used for providing effective cooling for a plunger and a cylinder body in the engine and preventing the high-temperature deformation locking in the cylinder when the plunger and the cylinder body move are acted, and the parts are complex small parts which have tiny appearance, complex structure, multiple space angles and hollow through small holes in order to avoid interference due to the narrow internal structure of the cylinder body; the small multi-angle special-shaped part blank is small in appearance, thin, multiple in angle and multiple in machining position, the positioning contact surface is small in the clamping alignment and machining process, extrusion deformation is easy to occur after installation stress, rapid positioning machining is difficult to achieve, and machining efficiency and size precision of parts are affected.
The special-shaped part is large in machining size space angle, multiple processes are generally needed, multiple sets of combined fixtures are needed to be used for compressing and machining in a single size machining mode, each process can only machine one angle size during machining, meanwhile, one set of combined fixture is needed to be prepared, although the size angle of the single fixture can theoretically guarantee machining accuracy, due to repeated positioning and clamping stress of each process, machining benchmarks have errors, the overall structural shape of parts and the change of the structural position size of parts are easily caused, and the position of the machining size is changed along with the position of the machining size in a natural state of loosening force after machining is finished, so that the machining size is unstable.
Therefore, the existing clamping and processing method with multiple procedures and multiple sets of combined clamps has the problems of long processing procedure, long clamp preparation time, more participating equipment, difficulty in quick positioning, installation and processing, long time for adjusting and repeatedly positioning among the procedures, low precision, and incapability of ensuring processing size and form and position tolerance, and leads to low product percent of pass.
Disclosure of Invention
In view of this, the invention aims to provide a multi-station rapid clamping device and a multi-station rapid clamping method for small special-shaped parts, so as to solve the problem that clamping and machining are inconvenient in the existing special-shaped part machining process.
In order to achieve the 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 small special-shaped parts, which comprises a bottom plate, a clamping table arranged on the bottom plate and clamping mechanisms arranged around the clamping table; clamping platform all is equipped with the holding tank that is used for holding the part all around, fixture includes the tip locating piece that the clamping bench corresponds the holding tank both ends setting and the angle locating piece that the clamping bench corresponds the holding tank middle part setting, tip locating piece and angle locating piece all install on the clamping bench through housing screw, and tip locating piece and angle locating piece all are equipped with laminating portion towards the one end of holding tank, and the tip locating piece is different in the one end of holding tank and is equipped with adjusting screw, be equipped with on the tip locating piece with adjusting screw complex screw hole, and adjusting screw passes the one end of screw hole and withstands the clamping platform.
Furthermore, the periphery of the bottom plate is provided with at least four bolt holes.
Furthermore, the holding tank corresponds the top setting of clamping platform, and the bottom setting of clamping platform is on the bottom plate.
Further, tip locating piece and angle locating piece all correspond holding tank below and set up.
Furthermore, the end positioning block and the angle positioning block are both provided with mounting holes matched with the compression screws, and the clamping table is provided with screw holes matched with the compression screws.
Furthermore, the mounting hole on the end positioning block is arranged between the corresponding attaching part and the adjusting screw.
Second aspect of the invention
The embodiment of the invention provides a multi-station quick clamping method for small special-shaped parts, which comprises the following steps:
processing an accommodating groove matched with the appearance of the special-shaped part on the clamping table, and installing an angle positioning block at the middle part of the accommodating groove;
placing the special-shaped part in the accommodating groove, and using the angle positioning block to prop against one side of the special-shaped part to limit the angle of the special-shaped part;
end positioning blocks are arranged on the clamping table corresponding to the positions of two ends of the accommodating groove, and the end positioning blocks are fixed by using the compression screws so that the end positioning blocks can compress and fix the special-shaped parts;
adjusting the adjusting screw to enable the adjusting screw to penetrate through one end of the threaded hole to abut against the clamping table, and further fixing the end positioning block by using the adjusting screw.
Compared with the prior art, the multi-station rapid clamping device and method for the small special-shaped part have the following advantages:
the invention provides a multi-station quick clamping device for small special-shaped parts, which has a simple structure and is easy to operate, 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; through set up fixture on the clamping platform, tip locating piece and angle locating piece can cooperate and realize fixed to the clamping of special-shaped part, and wherein the angle locating piece can adjust the angle of location special-shaped part earlier, and the tip locating piece then can be used to the fastening dysmorphism part of pressure, reprocess special-shaped part after this, only need the loading and unloading tip locating piece can, reduced the fixed degree of difficulty of clamping of special-shaped part, be favorable to improving the clamping machining efficiency of special-shaped part.
The invention also provides a multi-station quick clamping method for small special-shaped parts, which can clamp and fix special-shaped parts by using the clamping device, realizes integration and merging processes while ensuring the technical requirements of product processes, improves the production and processing efficiency of the special-shaped parts, eliminates repeated positioning errors among multiple processes by processing a plurality of processes into one process, reduces process arrangement, improves the size precision of products, is beneficial to reducing the product rejection rate and ensures the high-quality production of the special-shaped parts; meanwhile, a plurality of machining stations are arranged on the clamping device, and the positioning blocks are finely adjusted to realize quick positioning and installation of a plurality of special-shaped parts, so that efficient production of the special-shaped parts can be realized.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a multi-station quick clamping device for small special-shaped parts according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a clamping table in the multi-station quick clamping device for small special-shaped parts according to an embodiment of the invention;
fig. 3 is a schematic structural view of an end positioning block in a multi-station quick clamping device for small special-shaped parts according to an embodiment of the present invention.
Description of reference numerals:
1. a base plate; 2. bolt holes; 3. a clamping table; 4. an angle positioning block; 5. accommodating grooves; 6. a bonding section; 7. a compression screw; 8. an adjusting screw; 9. an end positioning block; 10. a screw hole; 11. mounting holes; 12. a threaded hole.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected 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 through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In order to ensure the processing precision of the special-shaped part, improve the processing efficiency and shorten the arrangement of processing procedures, through the analysis of a process scheme and the appearance structure of the part and the investigation of the existing processing equipment, in view of all the processing dimensions of a plurality of angle position surfaces of the part, a plurality of processing 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 aiming at the processing scheme for improving the production efficiency.
In the first embodiment, the first step is,
a multi-station rapid clamping device for small special-shaped parts is shown in figures 1 to 3 and comprises a bottom plate 1, a clamping table 3 arranged on the bottom plate 1 and clamping mechanisms arranged around the clamping table 3; clamping table 3 all is equipped with all around and is used for holding the holding tank 5 of part, fixture includes that the tip locating piece 9 that corresponds 5 both ends settings of holding tank on the clamping table 3 and the angle locating piece 4 that corresponds 5 middle parts settings of holding tank on the clamping table 3. Exemplarily, end positioning piece 9 can correspond holding tank 5 both ends and set up two, and angle positioning piece 4 can correspond holding tank 5 middle part and set up one, and technical personnel in the art also can select to set up a plurality of end positioning pieces 9 and angle positioning piece 4 as required to the realization can to the spacing fixed of part.
Optionally, at least four bolt holes 2 are arranged around the bottom plate 1; illustratively, four bolt holes 2 are formed in the periphery of the bottom plate 1 and used for installing fixing bolts so as to fix the bottom plate 1; in the actual use process, the bottom plate 1 can be fixed on the machine tool to machine parts on the clamping table 3, and the machining efficiency and the machining precision of the parts are 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 both 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 the part from the top end of the clamping table 3; exemplarily, the clamping table 3 can be a quadrangular structure member and is integrally formed with the bottom plate 1, and four accommodating grooves 5 are uniformly formed around the clamping table 3 and can be used for clamping four special-shaped parts, so that the processing efficiency of the special-shaped parts can be improved; holding tank 5 sets up in the side of clamping platform 3, and the top surface of clamping platform 3 corresponds the position of holding tank 5 and is equipped with the opening, and the special-shaped part of being convenient for stretches out holding tank 5 to the processing of convenient processing equipment to special-shaped part.
Above-mentioned tip locating piece 9 and angle locating piece 4 all install on clamping platform 3 through housing pin 7, tip locating piece 9 and angle locating piece 4 all are equipped with ability and special-shaped parts complex laminating portion 6 towards the one end of holding tank 5, and tip locating piece 9 is different in the one end of holding tank 5 and is equipped with adjusting screw 8, is equipped with on the tip locating piece 9 with adjusting screw 8 complex screw hole 12, and adjusting screw 8 withstands clamping platform 3 through the one end of screw hole 12. For example, the shape of the attaching portion 6 may be adaptively processed according to the shape of the special-shaped part, so as to realize the matching between the attaching portion 6 and the special-shaped workpiece, and those skilled in the art may also adjust according to actual needs, which is not described herein again.
Optionally, the end positioning block 9 and the angle positioning block 4 are both provided with mounting holes 11 matched with the compression screws 7, and the clamping table 3 is provided with screw holes 10 matched with the compression screws 7; exemplarily, the angle positioning block 4 is mainly used for propping against the side face of the special-shaped part, and the attaching part 6 on the angle positioning block 4 can prop against the side face of the special-shaped part, so that the angle limitation of the special-shaped part is realized, and the subsequent special-shaped part is convenient to compress and fix; and laminating portion 6 on the tip locating piece 9 can with special-shaped part surface cooperation, realize compressing tightly fixedly to special-shaped part, through setting up laminating portion, can reduce the probability that special-shaped part takes place deformation, special-shaped part can be fixed on clamping platform 3 at stable clamping under the combined action of tip locating piece 9 and angle locating piece 4, the processing equipment of being convenient for processes special-shaped part.
Optionally, the mounting hole 11 on the end positioning block 9 is arranged between the corresponding attaching part 6 and the adjusting screw 8; exemplarily, the compression screw 7 can realize the preliminary fixation of the end positioning block 9 and the angle positioning block 4, and the adjusting screw 8 can further adjust the fixed end positioning block 9, so that the end positioning block 9 which plays a main fixing role for the special-shaped part is more stably fixed on the clamping table 3, the adjusting screw 8 is screwed through fine adjustment, the end positioning block 9 can be driven to rotate by taking the compression screw 7 as a fulcrum, thereby the special-shaped part can be better compressed and fixed by the attaching part 6 on the end positioning block 9, the stability of the special-shaped part on the clamping table 3 is further improved, and the processing precision and the qualification rate of the special-shaped part in the subsequent processing process are ensured.
The clamping device provided by the invention can utilize a set of special clamp to the maximum extent, can perform centralized procedures and a plurality of parts and parts can be simultaneously installed and processed by finely adjusting the size, ensures the quality of products, improves the processing efficiency, reduces the production input cost of a plurality of sets of clamps, and is beneficial to improving the size consistency of finished parts; meanwhile, the clamping device is used for clamping, the preparation working time between working procedures is also eliminated, and the processing efficiency of a single product is higher.
In the practical application in-process, when needs continuous processing are with type special-shaped part, special-shaped part back in proper order of clamping on this kind of device, change later when waiting to process special-shaped part, only need dismantle the tip locating piece, and put into the holding tank with special-shaped part, make special-shaped part one side and angle locating piece laminating back, can directly reinstall the tip locating piece, just can realize fixing the quick clamping of this kind of special-shaped part, later operating personnel can utilize processing equipment to process each special-shaped part on the clamping platform one by one, be favorable to further improving special-shaped part's machining efficiency.
The invention provides a multi-station quick clamping device for small special-shaped parts, which has a simple structure and is easy to operate, 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; through set up fixture on the clamping platform, tip locating piece and angle locating piece can cooperate and realize fixed to the clamping of special-shaped part, and wherein the angle locating piece can adjust the angle of location special-shaped part earlier, and the tip locating piece then can be used to the fastening dysmorphism part of pressure, reprocess special-shaped part after this, only need the loading and unloading tip locating piece can, reduced the fixed degree of difficulty of clamping of special-shaped part, be favorable to improving the clamping machining efficiency of special-shaped part.
In the second embodiment, the first embodiment of the method,
the embodiment of the invention provides a multi-station rapid clamping method for small special-shaped parts, which comprises the following steps:
step 101, processing an accommodating groove 5 matched with the appearance of the special-shaped part on a clamping table 3, and mounting an angle positioning block 4 at the middle part of the accommodating groove 5;
step 201, placing the special-shaped part in an accommodating groove 5, and using an angle positioning block 4 to prop against one side of the special-shaped part to limit the angle of the special-shaped part;
301, installing end positioning blocks 9 at positions on the clamping table 3 corresponding to two ends of the accommodating groove 5, and fixing the end positioning blocks 9 by using compression screws 7 to enable the end positioning blocks 9 to compress and fix the special-shaped parts;
step 401, adjusting the adjusting screw 8 to enable 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 using 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 against 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 better compress the special-shaped part, and the fine adjustment range is small, so that the deformation of the special-shaped part is not easy to cause; through setting up compression screw 7 and adjusting screw 8, tip locating piece 9 can be stable under compression screw 7 and adjusting screw 8's combined action fix on clamping platform 3, ensures that tip locating piece 9 can be stable throughout compress tightly fixed special-shaped part, avoids special-shaped part because of the machining error that the removal leads to in the course of working, is favorable to improving special-shaped part's processing qualification rate.
The invention also provides a multi-station quick clamping method for small special-shaped parts, which can clamp and fix special-shaped parts by using the clamping device, realizes integration and merging processes while ensuring the technical requirements of product processes, improves the production and processing efficiency of the special-shaped parts, eliminates repeated positioning errors among multiple processes by processing a plurality of processes into one process, reduces process arrangement, improves the size precision of products, is beneficial to reducing the product rejection rate and ensures the high-quality production of the special-shaped parts; meanwhile, a plurality of machining stations are arranged on the clamping device, and the positioning blocks are finely adjusted to realize quick positioning and installation of a plurality of special-shaped parts, so that efficient production of the special-shaped parts can be realized.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a quick clamping device of small-size dysmorphism piece multistation which characterized in that: 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 device is characterized in that accommodating grooves (5) for accommodating parts are formed in the periphery of the clamping table (3), 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) and the angle positioning blocks (4) are mounted on the clamping table (3) through compression screws (7), and one ends, facing the accommodating grooves (5), of the end positioning blocks (9) and one ends, facing the accommodating grooves (5), of the angle positioning blocks (4) are provided with attaching parts (6); one end of the end positioning block (9) different from the joint part (6) is provided with an adjusting screw (8), the end positioning block (9) is provided with a threaded hole (12) matched with the adjusting screw (8), and one end of the adjusting screw (8) penetrating through the threaded hole (12) props against the clamping table (3).
2. The small special-shaped part multi-station rapid clamping device according to claim 1, characterized in that: at least four bolt holes (2) are arranged around the bottom plate (1).
3. The small special-shaped part multi-station rapid clamping device according to claim 1, characterized in that: the holding tank (5) corresponds the top setting of clamping platform (3), and the bottom setting of clamping platform (3) is on bottom plate (1).
4. The small-sized special-shaped part multi-station rapid clamping device according to claim 1, characterized in that: end positioning blocks (9) and angle positioning blocks (4) are arranged below the corresponding accommodating grooves (5).
5. The small special-shaped part multi-station rapid clamping device according to claim 1, characterized in that: the end positioning block (9) and the angle positioning block (4) are both provided with mounting holes (11) matched with the compression screws (7), and the clamping table (3) is provided with screw holes (10) matched with the compression screws (7).
6. The small special-shaped part multi-station rapid clamping device according to claim 5, characterized in that: and a mounting hole (11) on the end positioning block (9) is arranged between the corresponding attaching part (6) and the adjusting screw (8).
7. A clamping method of the small special-shaped part multi-station rapid clamping device applied to the claim 1 is characterized in that: the method comprises the following steps:
processing an accommodating groove matched with the appearance of the special-shaped part on the clamping table, and installing an angle positioning block at the middle part of the accommodating groove;
placing the special-shaped part in the accommodating groove, and using the angle positioning block to prop against one side of the special-shaped part to limit the angle of the special-shaped part;
end positioning blocks are arranged on the clamping table corresponding to the positions at the two ends of the accommodating groove, 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;
adjusting the adjusting screw to enable the adjusting screw to penetrate through one end of the threaded hole to abut 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 |
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| 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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| CN115139235A true CN115139235A (en) | 2022-10-04 |
| CN115139235B CN115139235B (en) | 2024-05-28 |
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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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|---|---|
| CN115139235B (en) | 2024-05-28 |
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