CN213646554U - Rotor press-mounting machine flexible and safe to use - Google Patents
Rotor press-mounting machine flexible and safe to use Download PDFInfo
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- CN213646554U CN213646554U CN202022493657.XU CN202022493657U CN213646554U CN 213646554 U CN213646554 U CN 213646554U CN 202022493657 U CN202022493657 U CN 202022493657U CN 213646554 U CN213646554 U CN 213646554U
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Abstract
The utility model discloses a rotor press-mounting machine which is flexible and safe to use, comprising an oil pressure press-mounting machine, wherein two transparent acrylic protection plates are arranged on a workbench of the oil pressure press-mounting machine, the front end and the rear end of each transparent acrylic protection plate are fixedly connected with the workbench through stand columns, and the inner side surfaces of the two stand columns positioned at the front side are fixedly provided with safety gratings; a lower die bottom plate is arranged on a workbench of the oil pressure press-mounting machine and between the two transparent acrylic protection plates, and the lower die bottom plate is fixed on the workbench; the lower die assembly is arranged on the lower die bottom plate; an upper die top plate is arranged above the lower die bottom plate and is fixedly connected with an oil cylinder piston rod of the oil pressure press-mounting machine; the upper die assembly is arranged on the upper die top plate; the rear side of the upper die top plate is provided with an optical sensor which is fixedly connected with a shell of the oil pressure press-mounting machine through a sensor fixing support; the lower die bottom plate is fixedly provided with a limiting column. The utility model discloses not only use safe and reliable, use more in a flexible way moreover.
Description
Technical Field
The utility model relates to a press-connection machine, more specifically say, relate to a use nimble and safe rotor pressure equipment machine.
Background
The rotor is the core components and parts among the motor, and in the manufacturing process of motor, there is a rotor crimping process, is about to during the iron core of rotor is pressed into to the pivot, consequently in order to realize automated production, this just needs to prepare a safe in utilization and can adapt to the iron core and install the pressure equipment machine in the different position needs of pivot.
Disclosure of Invention
1. Technical problem to be solved by the utility model
The utility model aims to provide a rotor press-mounting machine with flexible and safe use, adopting the technical proposal of the utility model, the structure is simple, the connection is convenient, the use is safe and reliable, and the position of the iron core fixed on the rotating shaft can be adjusted according to the requirement, the use is more flexible; in addition, the compression joint quality of the iron core and the rotating shaft is good.
2. Technical scheme
In order to achieve the above purpose, the utility model provides a technical scheme does:
the utility model discloses a use nimble and safe rotor pressure equipment machine, including oil pressure equipment machine and the upper die assembly, lower die assembly that mutually support, the workstation of oil pressure equipment machine on be provided with two transparent ya keli guard plates that relative set up about, both ends all link firmly with the workstation through the stand around each transparent ya keli guard plate, wherein two stand medial surfaces that are located the front side all set firmly safe grating; a lower die bottom plate is arranged on a workbench of the oil pressure press-mounting machine and between the two transparent acrylic protection plates, and the lower die bottom plate is fixed on the workbench through a quick-release fixing mechanism; the lower die assembly is arranged on the lower die bottom plate; an upper die top plate is arranged above the lower die bottom plate, the upper die top plate is fixedly connected with an oil cylinder piston rod of the oil pressure press-fitting machine, and the upper die top plate is connected with the lower die bottom plate through two groups of guide pillar and guide sleeve assemblies which are oppositely arranged on the left and right; the upper die assembly is arranged on the upper die top plate; the rear side of the upper die top plate is provided with an optical sensor for limiting the rising position of the upper die top plate, and the optical sensor is fixedly connected with a shell of the oil pressure press-mounting machine through a sensor fixing support; and the lower die bottom plate is fixedly provided with a limiting column for preventing the upper die top plate from falling and crushing the die when the oil pressure press-mounting machine is out of control.
Furthermore, the upper die assembly comprises an upper die fixing seat and an upper die, and the upper die fixing seat is fixedly arranged on the lower surface of the upper die top plate; the fixing part of the upper die is inserted into a first mounting hole formed on the lower surface of the upper die fixing seat, and the fastening bolt on the upper die fixing seat is screwed into the first mounting hole along the radial direction and then abuts against the fixing part of the upper die; the upper die is provided with a first through hole for the insertion of the rotating shaft, and the bottom wall of the first mounting hole on the upper die fixing seat is provided with a second through hole for the insertion of the rotating shaft; the lower die assembly comprises a lower die fixing seat, a lower die, a rotating shaft positioning rod and an iron core positioning seat, the rotating shaft positioning rod can be vertically movably arranged on a lower die bottom plate in a penetrating way, and the lower end of the rotating shaft positioning rod is fixedly connected with a piston rod of a lifting oil cylinder fixedly arranged on the lower surface of the workbench; the lower die fixing seat is sleeved outside the rotating shaft positioning rod and is fixed on the lower die bottom plate; the lower die is arranged in a second mounting hole formed by the inner concave surface of the upper surface of the lower die fixing seat, and the top of the rotating shaft positioning rod is inserted into a third through hole formed in the lower die; an iron core positioning seat is sleeved outside the lower die fixing seat, four first spring mounting grooves are uniformly distributed on the lower surface of the iron core positioning seat along the circumferential direction of the iron core positioning seat, and each first spring mounting groove is provided with a first spring; the upper end of the first spring is abutted against the bottom wall of the first spring mounting groove, and the lower end of the first spring is abutted against the step of the lower die fixing seat; and a third mounting hole for placing the iron core is formed in the inner concave surface of the upper surface of the iron core positioning seat.
Furthermore, four fourth through holes are uniformly distributed on the iron core positioning seat along the circumferential direction of the iron core positioning seat, and an elastic supporting component is arranged in each fourth through hole; the elastic support assembly sequentially comprises a support column, a second spring and a connecting bolt from top to bottom, the support part of the support column can penetrate through the fourth through hole in a vertically sliding mode, and the limiting part of the support column is limited in the fourth through hole; the upper end of the second spring is propped against the limiting part of the supporting column, and the lower end of the second spring is propped against the connecting bolt screwed into the fourth through hole.
Furthermore, the steps of the lower die fixing seat are connected with the lower die bottom plate in a mode that a positioning pin fixedly arranged on the lower die bottom plate is inserted into the positioning hole.
3. Advantageous effects
Adopt the technical scheme provided by the utility model, compare with existing well-known technique, have following beneficial effect:
(1) the utility model discloses a use nimble and safe rotor pressure equipment machine, it encloses through two transparent ya keli guard plates of the left and right sides and the casing of oil pressure equipment machine and constitutes semi-enclosed interval, like this operating personnel's hand can only get into between upper die component and the lower die component through between the two safety grating of left and right sides, because the safety grating can pass through the sheltering from of operating personnel hand to the light path, judge whether have the foreign matter to get into between upper die component and the lower die component, and then can protect operating personnel or board, therefore operating personnel safe in utilization;
(2) the utility model discloses a use nimble and safe rotor pressure equipment machine, the rear side of the last mould roof is provided with the light sensor that is used for spacing to the upper mould roof rising position, and this light sensor links firmly through sensor fixed bolster and the casing of oil pressure equipment machine, carries out spacing to the upper mould roof rising position through light sensor, when the upper mould roof blocks the light that light sensor sent, controls the upper mould roof and stops rising;
(3) the utility model discloses a use nimble and safe rotor pressure equipment machine, set firmly on its lower mould bottom plate and be used for preventing the spacing post that the mould was crushed to the upper die roof whereabouts when the oil pressure equipment machine was out of control, the upper die roof whereabouts contacts with spacing post when the oil pressure equipment machine was out of control, spacing post prevents the upper die roof whereabouts, avoids the upper die roof whereabouts to crush the mould, it is safe in utilization;
(4) the utility model discloses a use nimble and safe rotor pressure equipment machine, when its rotor crimping earlier with the pivot lower extreme from last third through-hole of seting up insert and place on the pivot locating lever, the iron core cover is established outside the pivot and is placed in the third mounting hole of seting up on the iron core positioning seat, then control upper die assembly and lower die assembly compound die, the pivot upper end is from first through-hole insert the second through-hole, the last extrusion silicon steel sheet of mould effect on the last silicon steel face of iron core, make the shaft hole upper end of iron core bitten the pivot by the extrusion throat, and the lower mould acts on the lower silicon steel face of iron core and extrudes the silicon steel sheet, make the shaft hole lower extreme of iron core bitten the pivot by the extrusion throat, and then realize that iron core and pivot crimping are fixed; the rotating shaft positioning rod can penetrate through the lower die bottom plate in a vertically movable manner, and the lower end of the rotating shaft positioning rod is fixedly connected with a piston rod of a lifting oil cylinder fixedly arranged on the lower surface of the workbench, so that the vertical position of the rotating shaft positioning rod can be adjusted, and the position of the iron core fixed on the rotating shaft can be adjusted according to actual needs;
(5) the utility model discloses a use nimble and safe rotor pressure equipment machine, there are four first spring mounting grooves along its circumference equipartition on the lower surface of its iron core positioning seat, every spring mounting groove all sets up the spring, the upper end of spring supports on the diapire of spring mounting groove, the lower extreme of spring supports on the step of lower mould fixing base, like this the spring can play the effect of shock attenuation buffering when upper die assembly and lower mould subassembly compound die, and there are four fourth through-holes along its circumference equipartition on the iron core positioning seat, all be provided with the elastic support subassembly in every fourth through-hole, the elastic support subassembly also plays the effect of shock attenuation buffering when upper die assembly and lower mould subassembly compound die equally;
(6) the utility model discloses an use nimble and safe rotor pressure equipment machine is connected through the mode that sets firmly the locating pin on the lower mould bottom plate and insert the locating hole between the step of its lower mould fixing base and the lower mould bottom plate, plays the purpose of quick location installation lower mould fixing base.
Drawings
Fig. 1 is a schematic structural diagram of a flexible and safe rotor press-fitting machine according to the present invention;
fig. 2 is an assembly cross-sectional view of the upper die assembly, the lower die assembly, the rotating shaft and the iron core in the flexible and safe rotor press-fitting machine of the present invention;
fig. 3 is a sectional view of the upper mold assembly and the lower mold assembly in the flexible and safe rotor press-fitting machine of the present invention.
The reference numerals in the schematic drawings illustrate: 1. an oil pressure press-mounting machine; 1-1, a workbench; 1-2, an oil cylinder piston rod; 2. a transparent acrylic protection plate; 3. a column; 4. a safety grating; 5. a lower die base plate; 6. an upper die top plate; 7. a light sensor; 8. a limiting column; 9. an upper die fixing seat; 9-1, a second through hole; 10. an upper die; 10-1, a first through hole; 11. fastening a bolt; 12. a lower die fixing seat; 13. a lower die; 13-1, a third through hole; 14. a rotating shaft positioning rod; 15. an iron core positioning seat; 15-1, a third mounting hole; 16. a first spring; 17. a support pillar; 18. a second spring; 19. a connecting bolt; 20. a lift cylinder; A. a rotating shaft; B. and (3) an iron core.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
Examples
With reference to fig. 1, the rotor press-mounting machine flexible and safe in use of the embodiment includes an oil pressure press-mounting machine 1, and an upper mold assembly and a lower mold assembly which are matched with each other, two transparent acrylic protection plates 2 which are oppositely arranged left and right are arranged on a workbench 1-1 of the oil pressure press-mounting machine 1, the front end and the rear end of each transparent acrylic protection plate 2 are fixedly connected with the workbench 1-1 through upright posts 3, and safety gratings 4 are fixedly arranged on the inner side surfaces of the two upright posts 3 positioned on the front side; the semi-closed interval is formed by the two transparent acrylic protection plates on the left side and the right side and the enclosure of the oil pressure press-fitting machine in a surrounding manner, so that the hand of an operator can only enter between the upper die assembly and the lower die assembly through the left safety grating and the right safety grating, and whether foreign matters enter between the upper die assembly and the lower die assembly or not can be judged through the shielding of the hand of the operator on a light path, so that the operator or a machine table can be protected, and the use safety of the operator is ensured;
continuing and combining with the figures 2 and 3, a lower die bottom plate 5 is arranged on a workbench of the oil pressure press-mounting machine 1 and between two transparent acrylic protection plates 2, and the lower die bottom plate 5 is fixed on the workbench 1-1 through a quick-release fixing mechanism, the quick-release fixing mechanism is in the prior art and comprises a pressing plate, one end of the pressing plate is pressed on the lower die bottom plate 5, and the other end of the pressing plate is fixedly connected with the workbench 1-1, and the specific structure is not repeated; the lower die assembly is arranged on a lower die bottom plate 5; the lower die assembly comprises a lower die fixing seat 12, a lower die 13, a rotating shaft positioning rod 14 and an iron core positioning seat 15, the rotating shaft positioning rod 14 can be vertically movably arranged on the lower die bottom plate 5 in a penetrating way, the lower end of the rotating shaft positioning rod 14 is fixedly connected with a piston rod of a lifting oil cylinder 20 fixedly arranged on the lower surface of the workbench 1-1, and the lower end of the rotating shaft positioning rod 14 can be in threaded connection with the piston rod of the lifting oil cylinder 20; the upper and lower positions of the rotating shaft positioning rod are adjustable, so that the position of the iron core fixed on the rotating shaft is adjustable, and the iron core positioning rod can be specifically determined according to actual needs; the lower die fixing seat 12 is sleeved outside the rotating shaft positioning rod 14, the lower die fixing seat 12 is fixed on the lower die bottom plate 5, and the step of the underground die fixing seat 12 is connected with the lower die bottom plate 5 in a mode that a positioning pin fixedly arranged on the lower die bottom plate 5 is inserted into a positioning hole, so that the purpose of quickly positioning and installing the lower die fixing seat is achieved; the lower die 13 is arranged in a second mounting hole formed in the upper surface of the lower die fixing seat 12 in a concave manner, and the top of the rotating shaft positioning rod 14 is inserted into a third through hole 13-1 formed in the lower die 13; an iron core positioning seat 15 is sleeved outside the lower die fixing seat 12, four first spring mounting grooves are uniformly distributed on the lower surface of the iron core positioning seat 15 along the circumferential direction of the iron core positioning seat, and each first spring mounting groove is provided with a first spring 16; the upper end of the first spring 16 abuts against the bottom wall of the first spring mounting groove, and the lower end of the first spring 16 abuts against the step of the lower die fixing seat 12, so that the spring can play a role in damping and buffering when the upper die assembly and the lower die assembly are assembled; a third mounting hole 15-1 for placing the iron core B is formed in the inner concave surface of the upper surface of the iron core positioning seat 15;
continuing to fig. 2 and 3, an upper die top plate 6 is arranged above the lower die bottom plate 5, the upper die top plate 6 is fixedly connected with an oil cylinder piston rod 1-2 of the oil pressure press-fitting machine 1, and the upper die top plate 6 is connected with the lower die bottom plate 5 through two groups of guide pillar and guide sleeve assemblies which are oppositely arranged on the left and right, wherein each guide pillar and guide sleeve assembly comprises a guide pillar fixedly arranged on the lower die bottom plate 5 and a guide sleeve fixedly arranged on the upper die top plate 6, and the guide pillar and the guide sleeve; the upper die assembly is arranged on the upper die top plate 6; the upper die assembly comprises an upper die fixing seat 9 and an upper die 10, and the upper die fixing seat 9 is fixedly arranged on the lower surface of the upper die top plate 6; the fixing part of the upper die 10 is inserted into a first mounting hole formed on the lower surface of the upper die fixing seat 9, and after the fastening bolt 11 on the upper die fixing seat 9 is screwed into the first mounting hole along the radial direction, the fastening bolt 11 abuts against the fixing part of the upper die 10; the upper die 10 is provided with a first through hole 10-1 for the rotating shaft A to be inserted, and the bottom wall of the first mounting hole on the upper die fixing seat 9 is provided with a second through hole 9-1 for the rotating shaft A to be inserted;
continuing fig. 2 and fig. 3, there are four first spring mounting groove along its circumference equipartition on the lower surface of iron core positioning seat, every spring mounting groove all sets up the spring, the upper end of spring is supported on spring mounting groove's diapire, the lower extreme of spring supports on the step of lower mould fixing base, like this the spring can play the effect of shock attenuation buffering when last module and lower module compound die, and there are four fourth through-holes along its circumference equipartition on the iron core positioning seat, all be provided with the elastic support subassembly in every fourth through-hole, the effect that the elastic support subassembly also played the shock attenuation buffering when last module and lower module compound die.
Continuing with fig. 2 and 3, in order to further achieve the purpose of shock absorption and buffering, four fourth through holes are uniformly distributed on the iron core positioning seat 15 along the circumferential direction thereof, and an elastic support assembly is arranged in each fourth through hole; the elastic support assembly sequentially comprises a support column 17, a second spring 18 and a connecting bolt 19 from top to bottom, a support part of the support column 17 can penetrate through the fourth through hole in a vertically sliding mode, and a limiting part of the support column 17 is limited in the fourth through hole; the upper end of the second spring 18 is abutted against the limiting part of the supporting column 17, and the lower end of the second spring 18 is abutted against the connecting bolt 19 screwed into the fourth through hole.
Continuing to fig. 1, the rear side of the upper die top plate 6 is provided with an optical sensor 7 for limiting the rising position of the upper die top plate 6, the optical sensor 7 is fixedly connected with the casing of the oil pressure press-fitting machine 1 through a sensor fixing support, the rising position of the upper die top plate is limited through the optical sensor, namely when the upper die top plate blocks light emitted by the optical sensor, the upper die top plate is controlled to stop rising.
Continuing figure 1, set firmly on the lower mould bottom plate 5 and be used for preventing to go up the spacing post 8 of mould roof 6 whereabouts crush mould when oil pressure equipment machine 1 is out of control, go up the mould roof whereabouts and spacing post contact when oil pressure equipment machine is out of control, spacing post stops to go up the mould roof whereabouts, avoids going up the mould roof whereabouts crush mould, and is safe in utilization.
The rotor press-mounting machine flexible and safe to use has the advantages of simple structure, convenient connection, safe and reliable use, capability of adjusting the position of the iron core fixed on the rotating shaft according to the requirement, and more flexible use; in addition, the compression joint quality of the iron core and the rotating shaft is good.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (4)
1. The utility model provides an use nimble and safe rotor pressure equipment machine, includes oil pressure equipment machine (1) and the last mould subassembly, the lower mould subassembly that mutually support, its characterized in that: the hydraulic pressure installation device is characterized in that two transparent acrylic protection plates (2) which are oppositely arranged on the left and right are arranged on a workbench (1-1) of the hydraulic pressure installation device (1), the front end and the rear end of each transparent acrylic protection plate (2) are fixedly connected with the workbench (1-1) through stand columns (3), and safety gratings (4) are fixedly arranged on the inner side surfaces of the two stand columns (3) positioned on the front side; a lower die bottom plate (5) is arranged on a workbench of the oil pressure press-fitting machine (1) and between the two transparent acrylic protection plates (2), and the lower die bottom plate (5) is fixed on the workbench (1-1) through a quick-release fixing mechanism; the lower die assembly is arranged on a lower die bottom plate (5); an upper die top plate (6) is arranged above the lower die bottom plate (5), the upper die top plate (6) is fixedly connected with an oil cylinder piston rod (1-2) of the oil pressure press-fitting machine (1), and the upper die top plate (6) is connected with the lower die bottom plate (5) through two groups of guide pillar and guide sleeve assemblies which are oppositely arranged on the left and right; the upper die assembly is arranged on an upper die top plate (6); the rear side of the upper die top plate (6) is provided with an optical sensor (7) for limiting the rising position of the upper die top plate (6), and the optical sensor (7) is fixedly connected with a shell of the oil pressure press-fitting machine (1) through a sensor fixing support; and a limiting column (8) for preventing the upper die top plate (6) from falling down and crushing the die when the oil pressure press-mounting machine (1) is out of control is fixedly arranged on the lower die bottom plate (5).
2. The rotor press-fitting machine flexible and safe in use according to claim 1, wherein: the upper die assembly comprises an upper die fixing seat (9) and an upper die (10), wherein the upper die fixing seat (9) is fixedly arranged on the lower surface of the upper die top plate (6); the fixing part of the upper die (10) is inserted into a first mounting hole formed on the lower surface of the upper die fixing seat (9), and after a fastening bolt (11) on the upper die fixing seat (9) is screwed into the first mounting hole along the radial direction, the fastening bolt (11) abuts against the fixing part of the upper die (10); the upper die (10) is provided with a first through hole (10-1) for the rotating shaft (A) to be inserted into, and the bottom wall of the first mounting hole on the upper die fixing seat (9) is provided with a second through hole (9-1) for the rotating shaft (A) to be inserted into; the lower die assembly comprises a lower die fixing seat (12), a lower die (13), a rotating shaft positioning rod (14) and an iron core positioning seat (15), the rotating shaft positioning rod (14) can penetrate through the lower die bottom plate (5) in a vertically movable mode, and the lower end of the rotating shaft positioning rod (14) is fixedly connected with a piston rod of a lifting oil cylinder (20) fixedly arranged on the lower surface of the workbench (1-1); the lower die fixing seat (12) is sleeved outside the rotating shaft positioning rod (14), and the lower die fixing seat (12) is fixed on the lower die bottom plate (5); the lower die (13) is arranged in a second mounting hole formed in the upper surface of the lower die fixing seat (12) in a concave manner, and the top of the rotating shaft positioning rod (14) is inserted into a third through hole (13-1) formed in the lower die (13); an iron core positioning seat (15) is sleeved outside the lower die fixing seat (12), four first spring mounting grooves are uniformly distributed on the lower surface of the iron core positioning seat (15) along the circumferential direction of the iron core positioning seat, and each first spring mounting groove is provided with a first spring (16); the upper end of the first spring (16) abuts against the bottom wall of the first spring mounting groove, and the lower end of the first spring (16) abuts against the step of the lower die fixing seat (12); and a third mounting hole (15-1) for placing the iron core (B) is formed in the inner concave surface of the upper surface of the iron core positioning seat (15).
3. The rotor press-fitting machine flexible and safe in use according to claim 2, wherein: four fourth through holes are uniformly distributed on the iron core positioning seat (15) along the circumferential direction of the iron core positioning seat, and an elastic supporting component is arranged in each fourth through hole; the elastic support assembly sequentially comprises a support column (17), a second spring (18) and a connecting bolt (19) from top to bottom, a support part of the support column (17) can penetrate through the fourth through hole in a vertically sliding mode, and a limiting part of the support column (17) is limited in the fourth through hole; the upper end of the second spring (18) is propped against the limiting part of the supporting column (17), and the lower end of the second spring (18) is propped against a connecting bolt (19) screwed into the fourth through hole.
4. The rotor press-fitting machine flexible and safe in use according to claim 3, wherein: the steps of the lower die fixing seat (12) are connected with the lower die bottom plate (5) in a mode that a positioning pin fixedly arranged on the lower die bottom plate (5) is inserted into the positioning hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022493657.XU CN213646554U (en) | 2020-11-02 | 2020-11-02 | Rotor press-mounting machine flexible and safe to use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022493657.XU CN213646554U (en) | 2020-11-02 | 2020-11-02 | Rotor press-mounting machine flexible and safe to use |
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| Publication Number | Publication Date |
|---|---|
| CN213646554U true CN213646554U (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022493657.XU Active CN213646554U (en) | 2020-11-02 | 2020-11-02 | Rotor press-mounting machine flexible and safe to use |
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| CN (1) | CN213646554U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115464369A (en) * | 2022-10-31 | 2022-12-13 | 常州市一鑫电气有限公司 | Output shaft press-fitting machine and process for quick model change of motor |
| CN117583485A (en) * | 2024-01-17 | 2024-02-23 | 山东朝日不锈钢有限公司 | Necking die and necking method for stainless steel pipe fitting |
-
2020
- 2020-11-02 CN CN202022493657.XU patent/CN213646554U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115464369A (en) * | 2022-10-31 | 2022-12-13 | 常州市一鑫电气有限公司 | Output shaft press-fitting machine and process for quick model change of motor |
| CN117583485A (en) * | 2024-01-17 | 2024-02-23 | 山东朝日不锈钢有限公司 | Necking die and necking method for stainless steel pipe fitting |
| CN117583485B (en) * | 2024-01-17 | 2024-03-26 | 山东朝日不锈钢有限公司 | Necking die and necking method for stainless steel pipe fitting |
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