CN114346653A - Press mounting equipment for automobile water pump shell and stator - Google Patents
Press mounting equipment for automobile water pump shell and stator Download PDFInfo
- Publication number
- CN114346653A CN114346653A CN202111660202.5A CN202111660202A CN114346653A CN 114346653 A CN114346653 A CN 114346653A CN 202111660202 A CN202111660202 A CN 202111660202A CN 114346653 A CN114346653 A CN 114346653A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 238000010438 heat treatment Methods 0.000 claims abstract description 40
- 239000000779 smoke Substances 0.000 claims description 5
- 238000007664 blowing Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 238000001816 cooling Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The invention relates to a press mounting device for a water pump shell and a stator of an automobile, which comprises a frame, wherein a workbench is arranged in the frame, and the press mounting device also comprises: a load bearing column; a mobile unit; a heating unit: the heating device is distributed below the workbench and is lifted along the vertical direction to be matched with the shell to heat the shell; a gripping unit: the shell on the two-degree-of-freedom motion grabbing moving unit is matched with the heating unit to heat the shell, and a finished product on the grabbing moving unit is conveyed out of the frame after press fitting is completed; a press-fitting unit: and the bearing columns are distributed above the bearing columns to be matched with the moving unit to press-fit the shell and the stator. The shell is clamped by the clamping jaws and heated by lifting the coil, so that the inner diameter of the shell is increased; through the cooperation of the pressure plate, the bearing column and the limiting assembly, the shell and the stator are accurately pressed without manual operation, and workers are prevented from being injured under the high-temperature environment.
Description
Technical Field
The invention relates to the technical field of production and manufacturing of automobile water pump motors, in particular to a press-fitting device for an automobile water pump shell and a stator.
Background
One of the core components on the automobile water pump is a motor, a circuit board needs to be installed in the motor for servo control, and as a core control part, the requirement on the air tightness of a circuit board installation area is strict, and the requirements on various aspects such as stability of the circuit board during operation are also met, so the requirement on the production and assembly process of the water pump is very strict, otherwise, the performance of the assembled water pump cannot meet the requirement.
In the production and processing process of the traditional mode, when the water pump shell and the stator are pressed, aluminum scraps are easily generated, if the aluminum scraps are attached to a circuit board, short circuit occurs when the circuit board is electrified and operated, and the water pump motor can be scrapped seriously, so that the use performance of a product and the qualified rate of production and processing are influenced. Therefore, how to avoid or reduce the aluminum scraps in the press fitting process to ensure the service performance of the product is a relatively troublesome technical problem for automobile water pump manufacturers.
Disclosure of Invention
In order to solve the technical problems, the invention provides press mounting equipment for a water pump shell and a stator of an automobile, which is used for heating and increasing the inner diameter of the shell by using a principle of expansion with heat and contraction with cold, ensuring that a gap between the shell and the diameter of the stator is matched with small interference for press mounting, and reducing or avoiding aluminum scraps in the press mounting process, thereby ensuring the use of a circuit board and preventing a motor from being scrapped. The technical problem to be solved by the invention is realized by adopting the following technical scheme:
the utility model provides a pressure equipment for car water pump housing and stator, includes the frame, be provided with the workstation in the frame, still include:
carrying a column: the stator is arranged on the workbench to bear the stator and drives the stator to lift and press the stator and the shell;
a mobile unit: the shell is arranged on the workbench in a sliding mode to bear the shell and assist the shell and the stator to be pressed and installed;
a heating unit: the heating device is distributed below the workbench and is lifted along the vertical direction to be matched with the shell to heat the shell;
a gripping unit: the shell on the two-degree-of-freedom motion grabbing moving unit is matched with the heating unit to heat the shell, and a finished product on the grabbing moving unit is conveyed out of the frame after press fitting is completed;
a press-fitting unit: and the bearing columns are distributed above the bearing columns to be matched with the moving unit to press-fit the shell and the stator.
The moving unit comprises a first rack which is slidably arranged on the workbench, and a through hole for a bearing column to pass through is formed in the first rack; be equipped with on the rack and inject casing and stator position respectively in order to guarantee the accurate spacing subassembly in pressure equipment position, be equipped with the gliding cylinder of drive rack along the horizontal direction on the workstation.
The limiting assembly comprises a first limiting table which is fixed on the upper end face of the first rack and is in fit with the shell, and a second limiting table which is fixed on the lower end face of the first rack and is in fit with the stator.
The heating unit comprises heating heads distributed below the workbench, and the heating heads are connected with a second cylinder fixed on the frame.
The heating head includes fixed cover, the coil is equipped with around fixed cover, the coil both ends all are connected with the landing leg that the cross-section is the V-arrangement in order to fix the coil, the one end that the coil was kept away from to the landing leg links to each other with No. two cylinders.
The clamping unit comprises a fixture fixed on the frame and one end of the fixture extends out of the frame, a second rack is slidably mounted on the fixture, a clamping jaw for clamping the shell is arranged on the second rack, a first linear motion unit for driving the second rack to move along the horizontal direction is arranged on the fixture, and a second linear motion unit for driving the clamping jaw to move along the vertical direction so as to clamp the shell is arranged on the second rack.
The press-fitting unit comprises a third air cylinder installed on the frame, and the third air cylinder is connected with a pressure plate which is in fit with the shell so as to limit the shell on the moving unit during press-fitting.
The bearing column is slidably mounted on the workbench, and a fourth cylinder for driving the bearing column to lift is arranged on the frame.
And a sensor for detecting the in-place of the stator and the shell is arranged on the workbench.
The workbench is provided with a fan for blowing off white smoke generated by heating when the shell is heated.
The invention has the beneficial effects that: the shell is clamped by the clamping jaws and heated by lifting the coil, so that the inner diameter of the shell is increased; through the cooperation of the pressure plate, the bearing column and the limiting assembly, the shell and the stator are accurately pressed without manual operation, and workers are prevented from being injured under the high-temperature environment.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic perspective view of a mobile unit according to the present invention;
fig. 3 is a schematic perspective view of the gripping unit of the present invention;
FIG. 4 is a right side view of the present invention;
FIG. 5 is a first perspective view of the first stage of the present invention;
FIG. 6 is a schematic perspective view of a first stage according to the present invention;
FIG. 7 is a schematic perspective view of a heating unit according to the present invention;
FIG. 8 is a right side view of the heating unit of the present invention;
fig. 9 is a perspective view of the clamping jaw of the present invention.
Shown in the figure: 1. a frame; 2. a work table; 3. a load bearing column; 4. a mobile unit; 5. a heating unit; 6. a gripping unit; 7. a press-fitting unit; 8. a sensor; 9. a fan; 31. a cylinder number four; 41. a first rack; 42. a through hole; 43. a limiting component; 44. a first cylinder; 431. a first limit table; 432. a second limiting table; 51. a heating head; 52. a second cylinder; 511. fixing a sleeve; 512. a coil; 513. a support leg; 61. forming a frame; 62. a second rack; 63. a clamping jaw; 64. a second linear motion unit; 65. a first linear motion unit; 66. an extension pole; 71. a third cylinder; 72. and (7) pressing a plate.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be described more clearly and more completely with reference to the drawings in the following embodiments, and it is understood that the described embodiments are only a part of the present invention, rather than all of the present invention, and based on the embodiments, other embodiments obtained by those skilled in the art without inventive exercise are within the protection scope of the present invention.
As shown in fig. 1 to 9, a press-fitting apparatus for a water pump housing and a stator of an automobile comprises a frame 1, wherein a worktable 2 is arranged in the frame 1, and the press-fitting apparatus further comprises:
the bearing column 3: the stator is arranged on the workbench 2 to bear the stator and drive the stator to lift and press the stator and the shell;
the mobile unit 4: the sliding device is arranged on the workbench 2 to bear the shell and assist the shell and the stator to be pressed;
the heating unit 5: the heating device is distributed below the workbench 2 and is lifted along the vertical direction to be matched with the shell to heat the shell;
the gripping unit 6: the shell on the two-degree-of-freedom moving grabbing and moving unit 4 is matched with the heating unit 5 to heat the shell, and a finished product on the grabbing and moving unit 4 is conveyed out of the frame 1 after press fitting is completed;
and a press-fitting unit 7: distributed over the support columns 3 to cooperate with the mobile units 4 for press-fitting the housing and the stator.
The moving unit 4 comprises a first rack 41 which is slidably mounted on the workbench 2, and a through hole 42 for the bearing column 3 to pass through is formed in the first rack 41; be equipped with on rack 41 and prescribe a limit to the casing and stator position respectively in order to guarantee that the pressure equipment position is correct spacing subassembly 43, be equipped with the gliding cylinder 44 of drive rack 41 along the horizontal direction on workstation 2.
The limiting assembly 43 comprises a first limiting table 431 fixed on the upper end surface of the first rack 41 and matched with the shell in a form-fitting manner, and a second limiting table 432 fixed on the lower end surface of the first rack 41 and matched with the stator in a form-fitting manner; manually placing the shell on the first limiting table 431 and placing the stator on the bearing column 3; the second limiting table 432 provides guidance for the stator during press mounting.
The heating unit 5 comprises heating heads 51 distributed below the workbench 2, and the heating heads 51 are connected with a second cylinder 52 fixed on the frame 1; the clamping unit 6 grabs the shell placed on the first limiting table 431, then the first air cylinder 44 drives the first rack 41 to move to the position above the bearing column 3 to avoid the shell, and then the second air cylinder 52 drives the heating head 51 to enter the shell to heat the shell.
The heating head 51 comprises a fixed sleeve 511, a coil 512 is wound on the fixed sleeve 511, two ends of the coil 512 are connected with supporting legs 513 with V-shaped sections for fixing the coil 512, and one end of each supporting leg 513, which is far away from the coil 512, is connected with a second cylinder 52; coil 512 generates heat and heats the casing, landing leg 513 is equipped with connecting wire and condenser tube in for hollow, for coil 512 provides the heating energy and the timely cooling after the heating prevents to take place overheated damage, provides the holding power for coil 512 simultaneously.
The clamping unit 6 comprises a frame 61 fixed on the frame 1 and one end of the frame extends out of the frame 1, a second rack 62 is slidably mounted on the frame 61, a clamping jaw 63 for clamping the shell is arranged on the second rack 62, a first linear motion unit 65 for driving the second rack 62 to move along the horizontal direction is arranged on the frame 61, and a second linear motion unit 64 for driving the clamping jaw 63 to move along the vertical direction so as to clamp the shell is arranged on the second rack 62; the clamping jaw 63 clamps the pressed shell and then conveys the shell into a cooling device; in the invention, the first linear motion unit 65 is preferably a screw motor mechanism, and the second linear motion unit 64 is preferably a hydraulic lifting mechanism.
After the shell is manually placed on the first limiting table 431, the first linear motion unit 65 and the second linear motion unit 64 are matched to drive the clamping jaw 63 to clamp the shell on the first limiting table 431, then the moving unit 4 is moved to avoid, and the heating unit 5 ascends into the shell to heat the shell; after heating is finished, the moving unit 4 returns, the clamping jaws 63 place the heated shell on the first limiting table 431, the moving unit 4 drives the shell to move to the position of the bearing column 3 for press mounting, after the press mounting is finished, the moving unit 4 drives the shell to return, the clamping jaws 63 grab the shell again under the matching of the first linear motion unit 65 and the second linear motion unit 64, and the shell is conveyed out of the frame 1 and conveyed into the cooling device under the action of the first linear motion unit 65 and the second linear motion unit 64; the jaws 63 are connected to extension rods 66 that increase the gripping contact area.
The press-fitting unit 7 comprises a third air cylinder 71 arranged on the frame 1, and a press disc 72 which is in fit with the shell to limit the shell on the moving unit 4 during press-fitting is connected to the third air cylinder 71; the pressure plate 72 is in conformal fit with the shell and damages the shell when the shell is pressed; when the shell is pressed, the third air cylinder 71 drives the pressure plate 72 to abut against the shell, the shell is limited on the first limiting table 431, and the situation that the shell is ejected out of the first limiting table 431 when the stator enters the shell from the through hole 42 is avoided, so that the press fitting failure is caused.
The bearing column 3 is slidably mounted on the workbench 2, and a fourth cylinder 31 for driving the bearing column 3 to lift is arranged on the frame 1; when the heated shell is conveyed to the lower part of the bearing column 3 through the moving unit 4, the third cylinder 71 drives the pressure plate 72 to abut against the shell to limit the shell on the first limiting table 431, and the fourth cylinder 31 drives the bearing column 3 to ascend to push the stator into the shell; no. two spacing platform 432 and stator form fit, prevent that the stator from placing the position mistake, take place to damage when leading to the stator propelling movement to in the casing.
A sensor 8 for detecting the in-place of the stator and the shell is arranged on the workbench 2; the number of the sensors 8 is two, whether the stator and the shell are in place or not is detected, and if the stator and the shell are not in place, press fitting cannot be started.
A fan 9 for blowing off white smoke generated by heating when the shell is heated is arranged on the workbench 2; the invention preferably has two fans 9 which are vertically distributed; because coil 512 can produce a large amount of white smoke when heating the casing, influences workman's sight, and fan 9 blows off white smoke and carries out preliminary cooling to the casing simultaneously.
In the invention, when the shell and the stator need to be pressed, the first step is as follows: manually placing the shell on the first limiting table 431 and placing the stator on the bearing column 3;
the second step is that: the first linear motion unit 65 and the second linear motion unit 64 are matched to drive the clamping jaw 63 to clamp the shell on the first limiting table 431, and the first air cylinder 44 drives the first rack 41 to move to the upper part of the bearing column 3 to avoid;
the third step: the second cylinder 52 drives the heating head 51 to enter the shell to heat the shell, and after heating is completed, the first cylinder 44 drives the first rack 41 reset clamping jaw 63 to place the heated shell on the first limiting table 431;
the fourth step: the first air cylinder 44 drives the first rack 41 to be above the bearing column 3, the third air cylinder 71 drives the pressure plate 72 to be abutted with the shell, the shell is limited on the first limiting table 431, and the fourth air cylinder 31 drives the bearing column 3 to ascend so as to push the stator into the shell;
the fifth step: after the press mounting is completed, the first air cylinder 44 drives the first rack 41 to reset, the clamping jaws 63 grab the shell again under the matching of the first linear motion unit 65 and the second linear motion unit 64, and the shell is conveyed out of the frame 1 and is conveyed into the cooling device under the action of the first linear motion unit 65 and the second linear motion unit 64.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a pressure equipment for car water pump casing and stator, includes frame (1), be provided with workstation (2) in frame (1), its characterized in that: further comprising:
support column (3): the stator is arranged on the workbench (2) to bear and drive the stator to lift and press the shell;
mobile unit (4): the sliding device is arranged on the workbench (2) to bear the shell and assist the shell and the stator to be pressed;
heating unit (5): the heating device is distributed below the workbench (2) and is lifted along the vertical direction to be matched with the shell to heat the shell;
gripping unit (6): the shell on the two-degree-of-freedom moving grabbing moving unit (4) is matched with the heating unit (5) to heat the shell, and a finished product on the grabbing moving unit (4) is conveyed out of the frame (1) after press fitting is completed;
a press-fitting unit (7): are distributed above the bearing columns (3) to be matched with the moving unit (4) to press-fit the shell and the stator.
2. A press-fitting apparatus for an automotive water pump housing and stator as set forth in claim 1, wherein: the moving unit (4) comprises a first rack (41) which is slidably mounted on the workbench (2), and a through hole (42) for the bearing column (3) to pass through is formed in the first rack (41); be equipped with on rack (41) and inject in order to guarantee the correct spacing subassembly (43) in pressure equipment position casing and stator position respectively, be equipped with cylinder (44) that drive rack (41) slided along the horizontal direction on workstation (2).
3. A press-fitting apparatus for an automotive water pump housing and stator as set forth in claim 2, wherein: the limiting assembly (43) comprises a first limiting table (431) which is fixed on the upper end face of the first rack (41) and is in conformal fit with the shell, and a second limiting table (432) which is fixed on the lower end face of the first rack (41) and is in conformal fit with the stator.
4. A press-fitting apparatus for an automotive water pump housing and stator as set forth in claim 1, wherein: the heating unit (5) comprises heating heads (51) distributed below the workbench (2), and the heating heads (51) are connected with a second cylinder (52) fixed on the frame (1).
5. A press-fitting apparatus for an automotive water pump housing and stator as set forth in claim 4, wherein: heating head (51) are including fixed cover (511), around being equipped with coil (512) on fixed cover (511), coil (512) both ends all are connected with landing leg (513) that the cross-section is the V-arrangement with fixed coil (512), the one end that coil (512) were kept away from in landing leg (513) links to each other with No. two cylinder (52).
6. A press-fitting apparatus for an automotive water pump housing and stator as set forth in claim 1, wherein: press from both sides and get unit (6) including fixing on frame (1) and one end extend model frame (61) of frame (1), slidable mounting has No. two rack (62) on model frame (61), be equipped with clamping jaw (63) of pressing from both sides the casing on No. two rack (62), be equipped with on model frame (61) and drive No. two rack (62) linear motion unit (65) along the horizontal direction motion, be equipped with on No. two rack (62) and drive clamping jaw (63) along vertical direction motion in order to press from both sides No. two linear motion unit (64) of getting the casing.
7. A press-fitting apparatus for an automotive water pump housing and stator as set forth in claim 1, wherein: the press-fitting unit (7) comprises a third air cylinder (71) installed on the frame (1), and a pressure plate (72) which is in fit with the shell in a form-fitting mode so as to limit the shell on the moving unit (4) during press fitting is connected to the third air cylinder (71).
8. A press-fitting apparatus for an automotive water pump housing and stator as set forth in claim 1, wherein: the bearing column (3) is slidably mounted on the workbench (2), and a fourth cylinder (31) for driving the bearing column (3) to ascend and descend is arranged on the frame (1).
9. A press-fitting apparatus for an automotive water pump housing and stator as set forth in claim 8, wherein: and a sensor (8) for detecting the in-place of the stator and the shell is arranged on the workbench (2).
10. A press-fitting apparatus for an automotive water pump housing and stator as set forth in claim 1, wherein: the workbench (2) is provided with a fan (9) for blowing off white smoke generated by heating when the shell is heated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111660202.5A CN114346653A (en) | 2021-12-30 | 2021-12-30 | Press mounting equipment for automobile water pump shell and stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111660202.5A CN114346653A (en) | 2021-12-30 | 2021-12-30 | Press mounting equipment for automobile water pump shell and stator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114346653A true CN114346653A (en) | 2022-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111660202.5A Pending CN114346653A (en) | 2021-12-30 | 2021-12-30 | Press mounting equipment for automobile water pump shell and stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114346653A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116260294A (en) * | 2023-05-15 | 2023-06-13 | 长沙锐博特科技有限公司 | Automatic press-fitting equipment for automobile motor stator |
| CN116275977A (en) * | 2023-05-19 | 2023-06-23 | 中科摩通(常州)智能制造股份有限公司 | Material taking and centering integrated chemical station for water pump motor and working method of material taking and centering integrated chemical station |
| CN117798641A (en) * | 2023-12-28 | 2024-04-02 | 佛山市顺德区凯硕精密模具自动化科技有限公司 | Compressor shell and rotor pump body assembly machine |
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| JP2012166287A (en) * | 2011-02-11 | 2012-09-06 | Aisin Aw Co Ltd | Press-fitting device |
| CN111786522A (en) * | 2020-08-10 | 2020-10-16 | 重庆福瑞斯自动化设备股份有限公司 | Motor stator hot-assembling equipment |
| CN112338442A (en) * | 2020-10-29 | 2021-02-09 | 智新科技股份有限公司 | Machine shell hot jacket and stator press-fitting mechanism |
| CN212518717U (en) * | 2020-05-22 | 2021-02-09 | 江苏科瑞恩自动化科技有限公司 | Microscope carrier exchange type stator and shell assembling mechanism |
| CN113708585A (en) * | 2021-09-03 | 2021-11-26 | 智新科技股份有限公司 | Motor shell heating device and heating method thereof |
| CN215120498U (en) * | 2021-06-29 | 2021-12-10 | 东莞广之源电子科技有限公司 | Multifunctional stator assembling equipment |
| CN215280714U (en) * | 2021-06-17 | 2021-12-24 | 中特科技工业(青岛)有限公司 | Stator casing assembly quality |
-
2021
- 2021-12-30 CN CN202111660202.5A patent/CN114346653A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012166287A (en) * | 2011-02-11 | 2012-09-06 | Aisin Aw Co Ltd | Press-fitting device |
| CN212518717U (en) * | 2020-05-22 | 2021-02-09 | 江苏科瑞恩自动化科技有限公司 | Microscope carrier exchange type stator and shell assembling mechanism |
| CN111786522A (en) * | 2020-08-10 | 2020-10-16 | 重庆福瑞斯自动化设备股份有限公司 | Motor stator hot-assembling equipment |
| CN112338442A (en) * | 2020-10-29 | 2021-02-09 | 智新科技股份有限公司 | Machine shell hot jacket and stator press-fitting mechanism |
| CN215280714U (en) * | 2021-06-17 | 2021-12-24 | 中特科技工业(青岛)有限公司 | Stator casing assembly quality |
| CN215120498U (en) * | 2021-06-29 | 2021-12-10 | 东莞广之源电子科技有限公司 | Multifunctional stator assembling equipment |
| CN113708585A (en) * | 2021-09-03 | 2021-11-26 | 智新科技股份有限公司 | Motor shell heating device and heating method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116260294A (en) * | 2023-05-15 | 2023-06-13 | 长沙锐博特科技有限公司 | Automatic press-fitting equipment for automobile motor stator |
| CN116260294B (en) * | 2023-05-15 | 2023-08-11 | 长沙锐博特科技有限公司 | Automatic press-fitting equipment for automobile motor stator |
| CN116275977A (en) * | 2023-05-19 | 2023-06-23 | 中科摩通(常州)智能制造股份有限公司 | Material taking and centering integrated chemical station for water pump motor and working method of material taking and centering integrated chemical station |
| CN117798641A (en) * | 2023-12-28 | 2024-04-02 | 佛山市顺德区凯硕精密模具自动化科技有限公司 | Compressor shell and rotor pump body assembly machine |
| CN117798641B (en) * | 2023-12-28 | 2024-05-14 | 佛山市顺德区凯硕精密模具自动化科技有限公司 | Compressor shell and rotor pump body assembly machine |
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