CN210939081U - Auxiliary tool for assembling movable scroll disc of scroll compressor - Google Patents
Auxiliary tool for assembling movable scroll disc of scroll compressor Download PDFInfo
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- CN210939081U CN210939081U CN201922106808.9U CN201922106808U CN210939081U CN 210939081 U CN210939081 U CN 210939081U CN 201922106808 U CN201922106808 U CN 201922106808U CN 210939081 U CN210939081 U CN 210939081U
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Abstract
The utility model discloses an auxiliary fixtures that whirlpool dish adopted is moved in scroll compressor assembly, including moving the whirlpool dish mount, the magnetic path with move whirlpool dish release mechanism, magnetic path fixed mounting is at moving whirlpool dish mount A terminal surface, be used for producing magnetic force, will move wear ring and bearing absorption in the whirlpool dish and move the corresponding mounting hole of whirlpool dish, it is used for fixed and the clamp to move the whirlpool dish mount, make the back of auxiliary fixtures fall move the whirlpool dish and do not fall out, move whirlpool dish release mechanism and set up in moving whirlpool dish mount below, through the screw with move whirlpool dish mount fastening connection, move whirlpool dish release mechanism's middle part and extend to in moving the whirlpool dish mount, be used for will assemble qualified moving. The utility model provides a move whirlpool dish assembly difficulty, easily leak the problem of dress part. The assembly of parts at the station is controllable; the vertical assembly can be realized, the moving of workpieces is reduced, the consistency of the clamps at the upper station and the lower station is ensured, and the linkage of a production line is realized; the assembly time can be shortened by more than 4S, and the assembly efficiency of the whole machine is improved.
Description
Technical Field
The utility model belongs to the technical field of the assembly of the movable whirlpool dish of scroll compressor, concretely relates to auxiliary fixtures that whirlpool dish adopted is moved in the assembly of scroll compressor.
Background
The air conditioner compressor for the vehicle is a core component of the refrigeration of the air conditioner of the vehicle. The main types of the compressors developed to date include a rotary vane type compressor, a piston type compressor, a screw type compressor, a vortex type compressor and the like, and the scroll type compressor has obvious advantages compared with other types of compressors due to the advantages of small volume, light weight, low noise, no air valve, small number of parts, long service life and the like. With the recent improvement of the precision of processing equipment, scroll compressors have been used predominantly in vehicle air conditioners, and particularly in electric compressors, they have been dominantly used because of their low power consumption and high COP value. In order to improve the production efficiency and save the labor cost, a plurality of assembly stations of an assembly line configured by each manufacturer at present adopt automatic operation, but the assembly stations of the movable scroll disk still adopt manual operation.
For a scroll compressor adopting a cylindrical pin anti-rotation mechanism, a plurality of parts, namely 1 movable scroll, 6 wear-resistant rings and 1 bearing, need to be assembled at the assembly station of the movable scroll, and the wear-resistant rings and the bearings are arranged below the movable scroll when the movable scroll is assembled, so that the wear-resistant rings and the bearings are not supported and are easy to fall out; according to conventional operation, can only through scribbling lubricating oil when the vertical assembly of movable whirlpool dish, lean on the fixed wear ring of adhesive force and the bearing that the oil film produced, wear ring and bearing do not cause to fall out in the hole of driven whirlpool dish when the inclined assembly of movable whirlpool dish, but will move whirlpool dish when assembling in the compressor need incline the compressor organism after just can pack into it in, whole operation process is very inconvenient, and the part is very easily lost when putting the assembly process in inclining, operating time is long, lead to whole assembly line time beat extension, assembly efficiency has been reduced.
Disclosure of Invention
An object of the utility model is to overcome prior art not enough, provide an auxiliary fixtures that vortex dish adopted is moved in scroll compressor assembly, its simple structure, convenient operation, reduced this station assembly operating time, improved assembled compressor's qualification rate and efficiency, solved the part easily lose and neglected loading's problem.
The purpose of the utility model is realized like this:
the utility model provides an auxiliary fixtures that vortex dish adopted is moved in scroll compressor assembly, includes and moves vortex dish mount, magnetic path and move vortex dish release mechanism, magnetic path fixed mounting moves vortex dish mount A terminal surface for produce magnetic force, will move wear ring and bearing absorption in the vortex dish and move the corresponding mounting hole of vortex dish, it is used for fixing and pressing from both sides tight the vortex dish to move the vortex dish mount, makes the auxiliary fixtures move the vortex dish after the upset and does not fall out, move vortex dish release mechanism and set up in moving vortex dish mount below, through screw and the fastening connection of moving vortex dish mount, move vortex dish release mechanism's middle part and extend to in moving the vortex dish mount for move vortex dish promotion and break away from auxiliary fixtures after will assembling qualified.
Furthermore, a molded line groove is arranged in the movable scroll disk fixing frame along the circumferential direction and is matched with the molded line of the movable scroll disk, a V-shaped notch is arranged on the molded line groove at the outer end in a penetrating way along the axial direction and is communicated with the molded line groove, when the movable scroll disk is arranged in the movable scroll disk fixing frame, the movable scroll disk expands the outer edge of the molded line groove to make the scroll disk fixing frame generate deformation, the movable scroll disk is clamped by the elastic force generated by the deformation of the V-shaped notch and the profile groove, so that the movable scroll disk does not fall out after the auxiliary tool is inverted, a plurality of counter bores are arranged on the end surface of the fixed frame A of the movable scroll disk, the counter bores are arranged in pairs, used for embedding a magnetic block, after the movable scroll disk is installed, the top surface of the molded line of the movable scroll disk is attached to the end surface A, a plurality of threaded holes are uniformly distributed on the end surface B of the fixed frame of the movable scroll disk, the movable scroll disk releasing mechanism is used for being connected with the movable scroll disk releasing mechanism, and a first through hole for the movable scroll disk releasing mechanism to penetrate through is formed in the center of the end face of the movable scroll disk fixing frame B.
Further, the movable scroll disk releasing mechanism comprises a support, a pushing disk, a push rod, a reset spring and a releasing handle, wherein a first stepped hole is formed in the center of the support, a plurality of second stepped holes are uniformly distributed in the circumferential direction and used for penetrating a screw to connect the support with the movable scroll disk fixing frame, the pushing disk is arranged above the end face of the movable scroll disk fixing frame B, the bottom of the pushing disk is attached to the end face of the movable scroll disk fixing frame B, after the movable scroll disk is installed, the top of the pushing disk is in contact with the bottom face of a movable scroll disk molded line, the push rod is arranged below the pushing disk, in a first through hole of the movable scroll disk fixing frame and in a first stepped hole of the support and is fixedly connected with the pushing disk through screws, the push rod is provided with a shaft shoulder, the axial limiting is realized through the stepped face of the first stepped hole of the support, the reset spring is sleeved on the push rod and arranged in a large-diameter hole of the first stepped, the other end of the push rod shaft shoulder is also tightly matched with a release handle, and the release handle is pressed to drive the push rod and the push disc to push the movable vortex disc away from the auxiliary tool.
Furthermore, the V-shaped notch is at an included angle of 30 degrees, and two inclined planes of the notch are arranged in bilateral symmetry.
Furthermore, the outer peripheral surface of the movable scroll fixing frame is also provided with positioning grooves which are symmetrically arranged in front and back and are used for positioning on the detection device when the number of the wear-resistant rings and the number of the bearings are detected.
Furthermore, a second through hole is formed in the end face of the movable scroll fixing frame B and used for riveting a guide post, a positioning notch is formed in the push disc in the axial direction, and the positioning notch is aligned with the guide post to be assembled when the push disc is installed.
Further, the support is the type of falling T, and the pole portion of support is equipped with the locating surface, the locating surface sets up along axial symmetry for fix a position when installing the auxiliary fixtures who will be fixed with the whirlpool dish on assembly line support, prevent that auxiliary fixtures from rotating, conveniently put into wear ring and bearing.
Furthermore, 6 groups and 12 groups of counter bores are arranged in pairs, the interval between two adjacent groups of counter bores is 60 degrees, the magnetic blocks are embedded in the 12 counter bores, and the polarities are the same in the same direction.
Since the technical scheme is used, the utility model discloses following beneficial effect has:
1. a molded line groove is formed in the movable scroll fixing frame, a V-shaped notch with an included angle of 30 degrees is cut on the molded line groove at the outer end, and the notch is communicated with the molded line groove, so that the outer part of the movable scroll fixing frame generates deformation contraction; when the movable scroll disk is installed in the movable scroll disk fixing frame, the movable scroll disk is guided by chamfering at the edge of the upper end face of the movable scroll disk fixing frame, meanwhile, the movable scroll disk is installed in the movable scroll disk fixing frame through the deformation of the expansion-type wire groove, and the movable scroll disk is clamped through the elastic force generated by the deformation of the shape wire groove and the V-shaped notch, so that the movable scroll disk does not fall out after the auxiliary tool is overturned;
2. a plurality of groups of magnetic blocks arranged in pairs are arranged in counter bores on the end face of the movable scroll disk fixing frame A, when the movable scroll disk is assembled with the wear-resistant ring and the bearing, the magnetic blocks generate magnetic force to adsorb the wear-resistant ring and the bearing in corresponding holes of the movable scroll disk, and the wear-resistant ring and the bearing cannot fall out below the movable scroll disk after the movable scroll disk is inverted in the subsequent detection process and is installed in a compressor body;
3. by arranging the movable scroll disk release mechanism, when the assembled qualified movable scroll disk is arranged in a compressor body, the release handle is pushed, the push disc is pushed through the push rod, the push disc acts on the bottom surface of the molded line of the movable scroll disk, the movable scroll disk is pushed to separate from the auxiliary tool for a certain distance until the magnetic force is smaller than the action of gravity, the release handle is loosened after the movable scroll disk and the auxiliary tool are completely separated, the push rod and the push disc reset under the action of the reset spring, the qualified movable scroll disk can be quickly arranged in the compressor body, the moving of workpieces is reduced, the consistency of clamps at upper and lower stations is ensured, and the linkage of a production line is realized;
4. the problems that the movable scroll disc is difficult to assemble and parts are easy to neglect to assemble are solved, the parts can be assembled in a controllable and vertical mode at the station, the assembling time can be shortened by more than 4S in the whole operation process, and the assembling efficiency of the whole machine is improved.
5. The auxiliary tool is simple in structure, convenient to operate and easy to manufacture.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a front view of the orbiting scroll holder;
FIG. 4 is a top view of the orbiting scroll holder;
fig. 5 is a bottom view of the orbiting scroll holder;
FIG. 6 is a schematic structural view of the push rod;
FIG. 7 is a front view of the stand;
FIG. 8 is a top view of the pedestal;
FIG. 9 is a schematic view of the assembly of the orbiting scroll, wear ring and bearing with the present invention;
fig. 10 is a sectional view of the orbiting scroll.
Reference numerals
In the attached drawing, 1 is a movable scroll fixing frame, 2 is a magnetic block, 3 is a guide post, 4 is a pushing disc, 5 is a screw, 6 is a support, 7 is a push rod, 8 is a releasing handle, 9 is a return spring, 10 is a movable scroll, 11 is a wear-resisting ring, 12 is a bearing,
101 is a molded line groove, 102 is a V-shaped notch, 103 is a counter bore, 104 is a threaded hole, 105 is a first through hole, 106 is a second through hole, 107 is a positioning groove
401 is a positioning notch, 601 is a first step hole, 602 is a second step hole, 603 is a positioning surface,
701 is a shaft shoulder, 1001 is an orbiting scroll profile
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the accompanying drawings.
In this embodiment, the terms "upper", "lower", "left", "right", "front", "rear", "upper end", "lower end", etc. indicate the orientation or position relationship as the projection of the standard view,
referring to fig. 1-9, an auxiliary tool for assembling a movable scroll of a scroll compressor comprises a movable scroll fixing frame 1, a magnetic block 2 and a movable scroll releasing mechanism, wherein the magnetic block 2 is cylindrical and is fixedly installed on the end surface a of the movable scroll fixing frame 1 and used for generating magnetic force, a wear-resisting ring 11 and a bearing 12 in the movable scroll 10 are adsorbed in a corresponding installation hole of the movable scroll 10, the movable scroll fixing frame 1 is used for fixing and clamping the movable scroll 10, so that the movable scroll 10 cannot fall out after the auxiliary tool is inverted, the movable scroll releasing mechanism is arranged below the movable scroll fixing frame 1 and is fixedly connected with the movable scroll fixing frame 1 through a screw 5, and the middle part of the movable scroll releasing mechanism extends into the movable scroll fixing frame 1 and is used for pushing the movable scroll 10 qualified after assembly to be separated from the auxiliary tool.
As shown in fig. 3 to 5, in this embodiment, the orbiting scroll fixing frame 1 is a cylinder, a molded line groove 101 is formed in the inner portion along the circumferential direction and is matched with the orbiting scroll molded line 1001, the molded line groove 101 at the outer end is processed into a through groove, the molded line groove 101 at the outer end is axially provided with a V-shaped notch 102 in a through manner, the V-shaped notch 102 is communicated with the molded line groove 101, the V-shaped notch forms an included angle of 30 degrees, two inclined planes of the notch are arranged in bilateral symmetry, an arc chamfer is formed on the upper end surface of the orbiting scroll fixing frame 1, when the orbiting scroll 10 is installed in the orbiting scroll fixing frame 1, the orbiting scroll 10 is guided by the arc chamfer, the outer edge of the molded line groove 101 is expanded at the same time, the orbiting scroll fixing frame 1 is deformed, the orbiting scroll 10 is clamped by an elastic force generated by the deformation of the V-shaped notch 102 and the molded line, the counter bores 103 are arranged in pairs and used for embedding the magnetic blocks 2, 6 groups of 12 counter bores 103 are arranged in pairs, two adjacent groups of counter bores 103 have 60-degree included angles, and the magnetic blocks embedded in the counter bores have the same polarity in the same direction; after the movable scroll 10 is installed, the top surface of a movable scroll profile 1001 is attached to the end surface A, a plurality of threaded holes 104 are uniformly distributed on the end surface B of the movable scroll fixing frame 1 and used for connecting a movable scroll releasing mechanism, a first through hole 105 for the movable scroll releasing mechanism to pass through is formed in the center of the end surface B of the movable scroll fixing frame 1, positioning grooves 107 are further formed in the outer peripheral surface of the movable scroll fixing frame 1, and the positioning grooves 107 are symmetrically arranged in the front and back direction and used for positioning on a detection device when the quantity of the wear-resistant rings 11 and the quantity of the bearings 12 are detected; and a second through hole 106 is further formed in the end face B of the orbiting scroll fixing frame 1 and used for riveting a guide post 3.
As shown in fig. 1, 2, 6-8, in this embodiment, the orbiting scroll releasing mechanism includes a support 6, a pushing plate 4, a pushing rod 7, a return spring 9, and a releasing handle 8, the support 6 is in an inverted T shape, a first stepped hole 601 is formed in the center, a plurality of second stepped holes 602 are uniformly distributed in the circumferential direction, the second stepped holes 602 are used for penetrating screws to connect the support 6 and the orbiting scroll fixing frame 1, a positioning surface 603 is formed in the rod portion of the support, and is symmetrically arranged in the axial direction, so that when the auxiliary tool fixed with the orbiting scroll is mounted on a mounting line bracket, the auxiliary tool is positioned to prevent the auxiliary tool from rotating, the wear-resistant ring 11 and the bearing 12 are conveniently placed, the pushing plate 4 is disposed above the B end surface of the orbiting scroll fixing frame 1, the bottom of the pushing plate 4 is attached to the B end surface of the orbiting scroll fixing frame 1, after the orbiting scroll 10 is mounted, the top of the, a positioning notch 401 is axially arranged on the push disc, when the push disc 4 is installed, the positioning notch 401 is aligned with the guide post 3 for assembly, and the motion of the push disc 4 is guided through the guide post 3; push rod 7 is arranged in push disk 4 below, the first through-hole 105 of movable scroll disk mount and the first stepped hole 601 of support, through screw 5 and push disk 4 fastening connection, push rod 7 is equipped with shaft shoulder 701, and it is spacing through the first stepped hole 601 axial of support, reset spring 9 cover is established on push rod 4 and is arranged in the major diameter hole of the first stepped hole 601 of support, and the both ends of reset spring 9 are contradicted with push rod shaft shoulder 701 one end and the bottom of movable scroll disk mount 1 respectively, make push rod 7, push disk 4 reset, the other end of push rod shaft shoulder 701 still tight fit has disengagement handle 8, presses disengagement handle 8 and drives push rod 7 and push disk 4 and will move scroll disk 10 and push away from auxiliary fixtures.
FIG. 9 is an exploded view showing the assembly of the orbiting scroll, the wear ring and the bearing by the auxiliary tool,
fig. 10 is a sectional view of the orbiting scroll engaged with a sectional groove formed in the orbiting scroll holder.
The utility model discloses in, the support adopts non-metallic member to make with the release handle, alleviates auxiliary fixtures's weight.
The utility model discloses a working process:
1. the molded line end of the movable scroll disk is downward, the molded line is placed into the molded line groove of the movable scroll disk fixing frame and is slightly pressed downwards with force, the movable scroll disk is guided by the arc chamfer of the upper end surface of the movable scroll disk fixing frame, meanwhile, the outer edge of the expansion molded line groove is deformed to enable the movable scroll disk to fall into the movable scroll disk fixing frame, and the movable scroll disk is clamped through the molded line groove and the V-shaped notch in an elastic manner, so that the movable scroll disk cannot fall out after being inverted.
2. And (3) fixing the auxiliary tool on a support of an assembly line with one side of the tool embedded with the magnetic block upwards through a positioning surface arranged on the support.
3. And installing the wear-resisting ring and the bearing in corresponding holes of the movable scroll disk, and adsorbing by a magnetic block to form the movable scroll disk part assembly.
4. Turning over the auxiliary tool to enable the partially-installed component to face downwards, positioning and placing the partially-installed component on a detection device through a positioning groove in a movable scroll fixing frame, and detecting whether the quantity of the wear-resisting rings and the quantity of the bearings are qualified or not;
5. the auxiliary tool and the partially-installed component which are qualified after detection are moved to the upper side of the compressor body, the partially-installed component is installed in the compressor body by aligning the installation direction, and after the partially-installed component is assembled in place, the release handle is pressed down, and the push-off movable scroll disk is separated from the auxiliary tool.
The utility model solves the problems that the movable vortex disc is difficult to assemble and parts are easy to be neglected to assemble, and realizes the controllable assembly of the parts at the station; the vertical assembly can be realized, the moving of workpieces is reduced, the consistency of the upper and lower station clamps is ensured, and the linkage of a production line is realized; the whole operation process can shorten the assembly time by more than 4S, and the assembly efficiency of the whole machine is improved.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides an auxiliary fixtures that vortex dish adopted is moved in scroll compressor assembly which characterized in that: the magnetic block is fixedly installed on the end face of the movable vortex disk fixing frame A and used for generating magnetic force, a wear-resisting ring and a bearing in the movable vortex disk are adsorbed in a corresponding mounting hole of the movable vortex disk, the movable vortex disk fixing frame is used for fixing and clamping the movable vortex disk, the movable vortex disk does not fall out after an auxiliary tool is inverted, the movable vortex disk releasing mechanism is arranged below the movable vortex disk fixing frame and is fixedly connected with the movable vortex disk fixing frame through screws, and the middle of the movable vortex disk releasing mechanism extends into the movable vortex disk fixing frame and is used for pushing the movable vortex disk after the assembly is qualified and separating from the auxiliary tool.
2. The auxiliary tool for assembling the movable scroll of the scroll compressor according to claim 1, wherein: the novel vortex disk fixing device is characterized in that a molded line groove is formed in the movable vortex disk fixing frame along the circumferential direction and matched with a movable vortex disk molded line, a V-shaped notch is formed in the molded line groove at the outer end in an axially communicated mode, the V-shaped notch and the molded line groove are communicated, when the movable vortex disk is installed in the movable vortex disk fixing frame, the movable vortex disk expands to form the molded line groove outer edge, the vortex disk fixing frame is made to deform, the movable vortex disk is clamped through the elastic force generated by the V-shaped notch and the molded line groove, the movable vortex disk cannot fall out after an auxiliary tool is inverted, a plurality of counter bores are formed in the end face of the movable vortex disk fixing frame A and are arranged in pairs and used for embedding magnetic blocks, after the movable vortex disk is installed, the top face of the movable vortex disk molded line and the end face of the movable vortex disk fixing frame A are attached.
3. The auxiliary tool for assembling the movable scroll of the scroll compressor as claimed in claim 2, wherein: the movable vortex disk releasing mechanism comprises a support, a push disk, a push rod, a reset spring and a releasing handle, wherein a first stepped hole is formed in the center of the support, a plurality of second stepped holes are uniformly distributed in the circumferential direction and used for penetrating a screw to connect the support and a movable vortex disk fixing frame, the push disk is arranged above the end face of the movable vortex disk fixing frame B, the bottom of the push disk is attached to the end face of the movable vortex disk fixing frame B, after the movable vortex disk is installed, the top of the push disk is contacted with the bottom face of a movable vortex disk molded line, the push rod is arranged below the push disk, in a first through hole of the movable vortex disk fixing frame and a first stepped hole of the support and is tightly connected with the push disk through screws in a threaded manner, the push rod is provided with a shaft shoulder, the axial limiting is realized through the stepped face of the first stepped hole of the support, the reset spring is sleeved on the push rod and arranged in a large-diameter hole of, the other end of the push rod shaft shoulder is also tightly matched with a release handle, and the release handle is pressed to drive the push rod and the push disc to push the movable vortex disc away from the auxiliary tool.
4. The auxiliary tool for assembling the movable scroll of the scroll compressor as claimed in claim 2, wherein: the V-shaped notch is at an included angle of 30 degrees, and two inclined planes of the notch are arranged in bilateral symmetry.
5. The auxiliary tool for assembling the movable scroll of the scroll compressor as claimed in claim 2, wherein: and the outer peripheral surface of the movable scroll fixing frame is also provided with positioning grooves which are symmetrically arranged in front and back and are used for positioning on the detection device when the number of the wear-resistant rings and the number of the bearings are detected.
6. The auxiliary tool for assembling the movable scroll of the scroll compressor as claimed in claim 3, wherein: the end face of the movable scroll fixing frame B is further provided with a second through hole for riveting a guide post, a positioning notch is formed in the push disc in the axial direction, and the positioning notch is aligned with the guide post for assembly when the push disc is installed.
7. The auxiliary tool for assembling the movable scroll of the scroll compressor as claimed in claim 3, wherein: the support is the type of falling T, and the pole portion of support is equipped with the locating surface, the locating surface sets up along axial symmetry for fix a position when installing the auxiliary fixtures that will be fixed with movable whirlpool dish on the assembly line support, prevent that auxiliary fixtures from rotating, conveniently put into wear ring and bearing.
8. The auxiliary tool for assembling the movable scroll of the scroll compressor as claimed in claim 2, wherein: the counter bores arranged in pairs are totally provided with 6 groups and 12 groups, the interval between two adjacent groups of counter bores is 60 degrees, the magnetic blocks are embedded in the 12 counter bores, and the polarities are the same in the same direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922106808.9U CN210939081U (en) | 2019-11-29 | 2019-11-29 | Auxiliary tool for assembling movable scroll disc of scroll compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922106808.9U CN210939081U (en) | 2019-11-29 | 2019-11-29 | Auxiliary tool for assembling movable scroll disc of scroll compressor |
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| Publication Number | Publication Date |
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| CN210939081U true CN210939081U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922106808.9U Active CN210939081U (en) | 2019-11-29 | 2019-11-29 | Auxiliary tool for assembling movable scroll disc of scroll compressor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110732998A (en) * | 2019-11-29 | 2020-01-31 | 重庆建设汽车系统股份有限公司 | auxiliary fixtures that vortex dish adopted are moved in assembly of scroll compressor |
| CN113655000A (en) * | 2021-08-02 | 2021-11-16 | 贵州航天风华精密设备有限公司 | Preparation method and clamping structure of alloy chemical composition spectrum detection test piece |
-
2019
- 2019-11-29 CN CN201922106808.9U patent/CN210939081U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110732998A (en) * | 2019-11-29 | 2020-01-31 | 重庆建设汽车系统股份有限公司 | auxiliary fixtures that vortex dish adopted are moved in assembly of scroll compressor |
| CN113655000A (en) * | 2021-08-02 | 2021-11-16 | 贵州航天风华精密设备有限公司 | Preparation method and clamping structure of alloy chemical composition spectrum detection test piece |
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