CN110722384A - Clamp for machining reference surface of motor shell of new energy automobile - Google Patents
Clamp for machining reference surface of motor shell of new energy automobile Download PDFInfo
- Publication number
- CN110722384A CN110722384A CN201911123178.4A CN201911123178A CN110722384A CN 110722384 A CN110722384 A CN 110722384A CN 201911123178 A CN201911123178 A CN 201911123178A CN 110722384 A CN110722384 A CN 110722384A
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- China
- Prior art keywords
- lower support
- upper support
- vertical hole
- oil cylinder
- new energy
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- 238000003754 machining Methods 0.000 title claims abstract description 16
- 238000003825 pressing Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 18
- 235000012431 wafers Nutrition 0.000 claims description 15
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/065—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding workpieces being specially deformable, e.g. made from thin-walled or elastic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to a clamp for machining a reference surface of a motor shell of a new energy automobile. The base is characterized in that a circular bulge is arranged on the base, a lower support and an upper support are sequentially arranged on the circular bulge, and the circular bulge, the lower support and the upper support are connected into a whole. The upper support and the lower support are cylindrical, vertical holes are formed in the upper support and the lower support, and a first oil cylinder and a jacking head are arranged in the vertical holes. Wedge surfaces are uniformly distributed on the upper section of the top head in the circumferential direction, radial holes are formed in the upper support and the lower support corresponding to the wedge surfaces, and ejector pins are arranged in the radial holes. The inner end of the ejector pin is a wedge-shaped end and is in sliding fit with the wedge-shaped surface on the corresponding ejector head. The base on the opposite side of the circular protrusion is provided with a second oil cylinder, and a piston rod of the second oil cylinder faces upwards and is connected with a pressing plate. Four supporting oil cylinders are arranged on the front sides of the circular bulges, and the outer ends of piston rods of the supporting oil cylinders face upwards. The invention can ensure the processing precision and improve the product quality. The positioning method is suitable for positioning the motor shell of the new energy automobile.
Description
Technical Field
The invention relates to a clamp. In particular to a clamp for positioning a motor shell of a new energy automobile when the motor shell is processed.
Background
In the field of new energy automobile motor production, it is known that a motor housing of a new energy automobile is a thin-wall cylindrical part, and a clamp is required to position the motor housing in the process of machining a reference surface of the motor housing. The conventional jig comprises a base plate, a backing plate attached to the base plate, and a motor casing to be processed placed on the backing plate in a standing state. Four oil cylinders are uniformly distributed on the periphery of the base plate, and the four oil cylinders are used for centering and clamping the processed motor shell. In addition, an auxiliary clamping mechanism is arranged above the processed motor shell, and the auxiliary clamping mechanism is used for realizing the auxiliary clamping of the end face of the processed motor shell. The clamping device only clamps and positions the machined motor shell from the periphery and above the machined motor shell, and only the peripheral outer wall and the upper end face are stressed. The processed motor shell is a thin-wall cylinder, so that the motor shell is very easy to deform under stress in the processing process, the processing precision is difficult to ensure, and the product quality is not high.
Disclosure of Invention
The invention aims to provide a clamp for machining a reference surface of a motor shell of a new energy automobile. By adopting the clamp, the processing precision can be ensured, and the product quality can be improved.
The above problems to be solved by the present invention are realized by the following technical solutions:
the clamp for processing the reference surface of the motor shell of the new energy automobile comprises a base and is characterized in that: there is circular arch on the base, has undersetting and upper bracket and even as an organic whole between the three in proper order on the circular arch. The upper support and the lower support are cylindrical, vertical holes penetrating through the total length of the upper support and the lower support are formed in the upper support and the lower support, and a first oil cylinder and a jacking head are sequentially arranged in the vertical holes from bottom to top. The piston rod of the first oil cylinder faces upwards and is connected with the corresponding ejector head. Wedge-shaped surfaces are uniformly distributed on the upper section of the ejector head in the circumferential direction, radial holes are formed in the upper support and the lower support corresponding to the wedge-shaped surfaces, and ejector pins are arranged in the radial holes; the inner end of the ejector pin is a wedge-shaped end, and the wedge-shaped end is in sliding fit with the wedge-shaped surface on the corresponding ejector head. The base on the opposite side of the circular protrusion is provided with a second oil cylinder, and a piston rod of the second oil cylinder faces upwards and is connected with a pressing plate. The front side circumference of the circular bulge is provided with four supporting oil cylinders which are vertically arranged, the cylinder bodies of the supporting oil cylinders are fixed on the circular bulge, and the outer ends of the piston rods of the supporting oil cylinders face upwards.
The lower end of the vertical hole is provided with a sealing block, and the longitudinal middle of the vertical hole is provided with a step which enables the diameter of the upper section of the vertical hole to be larger than that of the lower section of the vertical hole. The top is located in the section of vertical hole above the step, and the vertical length of the top is shorter than that of the section of vertical hole above the step. The section of the vertical hole below the step is internally provided with a piston and a piston rod, and the upper end of the piston rod extends into the through hole above the step and is matched with the top head. Thus, the first oil cylinder is composed of the vertical hole, the sealing block at the lower end of the vertical hole, the step in the longitudinal middle of the vertical hole, the piston in the section of the vertical hole below the step and the piston rod. Wherein, the wall of the vertical hole between the piston and the sealing block is provided with an oil inlet and an oil outlet.
The sealing block comprises a wafer, and bosses are arranged in the middle of the upper surface of the wafer. The diameter of the boss is matched with that of the corresponding vertical hole, and the boss and the corresponding vertical hole are in sealing fit through a sealing ring. The circular bulges corresponding to the wafers and the centers of the upper ends of the lower supports are respectively provided with a flat-bottom round pit, the diameter and the depth of the flat-bottom round pit are matched with those of the corresponding wafers, and the wafers are arranged in the corresponding flat-bottom round pits.
The guide blocks are uniformly distributed on the periphery of the lower support and the upper support, the number of the guide blocks is the same as that of the ejector pins, and the guide blocks and the ejector pins are alternately arranged.
And third oil cylinders are arranged between the guide blocks and the ejector pins. And the cylinder body of the third oil cylinder is connected to the lower support or the upper support, the piston rods of the third oil cylinder face outwards, and the longitudinal directions of the third oil cylinder are parallel to the radial direction of the lower support or the upper support.
And a blind hole is formed in the outer side surface of the upper support or the lower support between the guide block and the ejector pin, and one end of the cylinder body of the third oil cylinder extends into and is fixed in the corresponding blind hole.
The guide block is a rectangular block, the guide block is fixed on the upper support or the lower support by means of screws, and chamfers are arranged on two vertical edges and the upper edge of one surface of the guide block, which is far away from the upper support or the lower support.
The adjacent end of lower carriage and upper bracket all has the circumference chimb, is in the same place with the help of circumference chimb and bolted connection between lower carriage and upper bracket.
According to the scheme, the base is provided with the circular bulge, and the circular bulge is sequentially provided with the lower support and the upper support which are connected into a whole. The upper support and the lower support are cylindrical, vertical holes penetrating through the total length of the upper support and the lower support are formed in the upper support and the lower support, and a first oil cylinder and a jacking head are sequentially arranged in the vertical holes from bottom to top. The piston rod of the first oil cylinder faces upwards and is connected with the corresponding ejector head. Wedge surfaces are uniformly distributed on the upper section of the ejector head in the circumferential direction, radial holes are formed in the upper support and the lower support corresponding to the wedge surfaces, and ejector pins are arranged in the radial holes. The inner end of the ejector pin is a wedge-shaped end, and the wedge-shaped end is in sliding fit with the wedge-shaped surface on the corresponding ejector head. The base on the opposite side of the circular protrusion is provided with a second oil cylinder, and a piston rod of the second oil cylinder faces upwards and is connected with a pressing plate. The front side circumference of the circular bulge is provided with four supporting oil cylinders which are vertically arranged, the cylinder bodies of the supporting oil cylinders are fixed on the circular bulge, and the outer ends of the piston rods of the supporting oil cylinders face upwards. During processing, under the action of the guide blocks on the periphery of the upper support and the lower support, the processed motor shell of the new energy automobile is vertically sleeved outside the upper support and the lower support, and the periphery of the lower end of the processed motor shell of the new energy automobile is arranged at the outer end of a piston rod of the supporting oil cylinder. And then starting the two second oil cylinders and the pressing plate, so that the outer end of the pressing plate is pressed on the upper end of the motor shell of the new energy automobile. The supporting oil cylinder, the second oil cylinder and the pressing plate are utilized, and the vertical direction of the processed new energy automobile motor shell is compressed. And then, oil is filled into the first oil cylinders in the upper and lower supports through an externally arranged hydraulic workstation, so that the piston rods of the two first oil cylinders and the ejector are extended upwards, and under the action of a wedge-shaped surface at the upper part of the ejector and a wedge-shaped end at the inner end of the ejector pin, three ejector pins at the periphery of the upper and lower supports are driven to extend outwards, so that the outer ends of the three ejector pins on the upper and lower supports are respectively abutted to the periphery of the upper part and the periphery of the lower part of the inner wall of the motor shell of the new energy automobile. Because the built-in positioning mechanism consisting of the first oil cylinder, the ejector head and the ejector pin is adopted to position the motor shell of the new energy automobile to be processed, compared with the background art, the situation of stress deformation in the processing process is avoided, the processing precision is ensured, and the product quality is improved.
In addition, a third oil cylinder is arranged between the guide block and the ejector pin. And the cylinder body of the third oil cylinder is connected to the lower support or the upper support, the piston rods of the third oil cylinder face outwards, and the longitudinal directions of the third oil cylinder are parallel to the radial direction of the lower support or the upper support. Through the extension of six third oil cylinder piston rods around the upper support and the extension of six piston rods around the lower support and the jacking of the piston rods on the inner wall of the motor shell of the new energy automobile to be processed, the motor shell of the new energy automobile to be processed is more uniform in stress, so that the deformation in the processing process is further avoided, the processing precision is ensured, and the product quality is improved.
Drawings
FIG. 1 is a schematic view of a fixture for machining a datum plane of a motor shell of a new energy automobile according to the invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a top view of FIG. 1;
fig. 4 is a schematic view of the motor housing of the new energy automobile processed in the step 2.
Detailed Description
As shown in fig. 1, 2 and 3, the jig for machining a reference surface of a motor housing of a new energy automobile according to the present invention includes a base 11. Circular protrusion 16 is processed on base 11, circular protrusion 16 is last to be provided with undersetting 12 and upper bracket 8 in proper order, and circular protrusion 16 and undersetting 12 within a definite time, undersetting 12 and upper bracket 8 within a definite time all link together. The upper support 8 and the lower support 12 are both cylindrical, vertical holes penetrating through the total length of the upper support and the lower support are machined in the centers of the upper support and the lower support, and a first oil cylinder and a top 13 are sequentially arranged in the vertical holes from bottom to top. The piston rod 18 of the first cylinder is directed upwards and connected to the corresponding head 13. Three wedge surfaces are uniformly distributed on the upper section of the plug 13 in the circumferential direction, radial holes are machined in the upper support 8 and the lower support 12 corresponding to the wedge surfaces, and a knock pin 7 is installed in each radial hole. Wherein, the radial hole is in sliding fit with the ejector pin 7. The ejector pin 7 is transversely arranged, the inner end of the ejector pin is a wedge-shaped end, and the wedge-shaped end is in sliding fit with a wedge-shaped surface on the corresponding ejector head 13. Four supporting cylinders 20 are circumferentially arranged on the front side of the circular boss 16. The four supporting oil cylinders 20 are vertically arranged, the cylinder bodies of the four supporting oil cylinders are fixed on the circular bulges 16, and the outer ends of the piston rods of the four supporting oil cylinders face upwards. The lower end of a processed new energy automobile motor shell 19 is arranged on the outer ends of piston rods of four supporting oil cylinders 20. The base 11 on the opposite side of the circular bulge 16 is provided with a second oil cylinder 3, and a piston rod 4 of the second oil cylinder 3 faces upwards and is connected with a pressure plate 5. The outer end of the pressing plate 5 is pressed on the upper end edge of a processed new energy automobile motor shell 19 in a pressure equalizing mode. Of the four supporting cylinders 20, two are located below the outer ends of the two pressing plates 5, and the other two are located at the front side of the circular protrusion 16 between the two second cylinders 3. The supporting oil cylinder 20, the second oil cylinder 3 and the pressing plate 5 are used for realizing the vertical compression of the processed new energy automobile motor shell 19.
The lower end of the vertical hole is provided with a sealing block, and the longitudinal middle of the vertical hole is provided with a step which enables the diameter of the upper section of the vertical hole to be larger than that of the lower section of the vertical hole. The top head 13 is positioned in the section of vertical hole above the step, and the vertical length of the top head 13 is shorter than that of the section of vertical hole above the step. A piston and a piston rod 18 are arranged in the section of the vertical hole below the step, and the upper end of the piston rod 18 extends into the through hole above the step and is connected with the top head 13. Thus, the first oil cylinder is composed of the vertical hole, the sealing block at the lower end of the vertical hole, the step at the middle of the vertical hole in the longitudinal direction, the piston in the section of the vertical hole below the step and the piston rod 18. Wherein, the wall of the vertical hole between the piston and the sealing block is provided with an oil inlet hole 14 and an oil outlet hole 14.
The sealing block comprises a wafer 15, and bosses 17 are machined in the middle of the upper surface of the wafer. The diameter of the boss 17 is matched with that of the corresponding vertical hole, and the boss and the corresponding vertical hole are matched together in a sealing mode through a sealing ring. Flat bottom round pits are processed in the round bulges 16 corresponding to the wafers 15 and the centers of the upper ends of the lower supports 12, the diameter and the depth of each flat bottom round pit are matched with the diameter and the thickness of the corresponding wafer 15, and the wafers 15 are placed in the corresponding flat bottom round pits.
In order to install the processed motor shell 19 of the new energy automobile, three guide blocks 2 are uniformly distributed on the periphery of the lower support 12 and the upper support 8, and the three guide blocks and the jacking pin 7 are alternately arranged. The guide block 2 is a rectangular block, which is fixed on the upper support 8 or the lower support 12 by means of screws, and chamfers 9 are processed on two vertical edges and the upper edge of one surface of the guide block, which is far away from the upper support 8 or the lower support 12.
In order to further improve the stress uniformity of the motor shell 19 of the new energy automobile in the machining process, third oil cylinders 10 are arranged between the guide blocks 2 and the ejector pins 7. The cylinder body of the third oil cylinder 10 is connected to the lower support 12 or the upper support 8, the piston rods 6 of the third oil cylinder face outwards, and the longitudinal directions of the third oil cylinder and the upper support are parallel to the radial direction of the lower support 12 or the upper support 8.
In order to install the third oil cylinder 10 conveniently, blind holes are machined in the outer side faces of the upper support 8 or the lower support 12 between the guide block 2 and the jacking pin 7, and one end of the cylinder body of the third oil cylinder 10 extends into and is fixed in the corresponding blind hole.
In addition, for the convenience of the connection between the lower support 12 and the upper support 8, the adjacent ends of the lower support 12 and the upper support 8 are both processed with a circumferential convex edge 1, and the lower support 12 and the upper support 8 are connected together by the circumferential convex edge 1 and a bolt.
Referring to fig. 4, before machining, under the action of the guide blocks 2 around the upper support 8 and the lower support 12, a motor housing 19 of the new energy automobile to be machined is vertically sleeved outside the upper support 8 and the lower support 12. Meanwhile, the two second oil cylinders 3 and the pressing plate 5 on the base 11 on the opposite side of the circular bulge 16 are utilized, so that the vertical compression of the processed new energy automobile motor shell 19 is realized. Then, oil is filled into the first oil cylinders in the upper and lower supports 8 through an externally arranged hydraulic workstation, so that the piston rods 18 and the ejector 13 of the two first oil cylinders extend upwards, and under the action of a wedge-shaped surface on the upper portion of the ejector 13 and a wedge-shaped end at the inner end of the ejector pin 7, the three ejector pins 7 on the periphery of the upper support 8 and the periphery of the lower support 12 are driven to extend outwards, so that the outer ends of the three ejector pins 7 on the upper and lower supports respectively abut against the periphery of the upper portion and the periphery of the lower portion of the inner wall of the motor housing 19 of the new energy. Therefore, the positioning of the motor shell 19 of the new energy automobile is realized.
Claims (8)
1. Anchor clamps are used in new energy automobile motor casing reference surface processing, including the base, its characterized in that: the base is provided with a circular bulge, the circular bulge is sequentially provided with a lower support and an upper support, and the lower support and the upper support are connected into a whole; the upper support and the lower support are cylindrical, vertical holes penetrating the total length of the upper support and the lower support are formed in the upper support and the lower support, and a first oil cylinder and a top head are sequentially arranged in the vertical holes from bottom to top; a piston rod of the first oil cylinder faces upwards and is connected with the corresponding ejector head; wedge-shaped surfaces are uniformly distributed on the upper section of the ejector head in the circumferential direction, radial holes are formed in the upper support and the lower support corresponding to the wedge-shaped surfaces, and ejector pins are arranged in the radial holes; the inner end of the ejector pin is a wedge-shaped end, and the wedge-shaped end is in sliding fit with the wedge-shaped surface on the corresponding ejector head; a second oil cylinder is arranged on the base opposite to the circular bulge, and a piston rod of the second oil cylinder faces upwards and is connected with a pressing plate; the front side circumference of the circular bulge is provided with four supporting oil cylinders which are vertically arranged, the cylinder bodies of the supporting oil cylinders are fixed on the circular bulge, and the outer ends of the piston rods of the supporting oil cylinders face upwards.
2. The jig for machining the reference surface of the motor housing of the new energy automobile according to claim 1, wherein: the lower end of the vertical hole is provided with a sealing block, and the longitudinal middle of the vertical hole is provided with a step which enables the diameter of the upper section of the vertical hole to be larger than that of the lower section of the vertical hole; the top head is positioned in the vertical hole section above the step, and the vertical length of the top head is shorter than that of the vertical hole section above the step; a piston and a piston rod are arranged in the section of the vertical hole below the step, and the upper end of the piston rod extends into the through hole above the step and is connected with the top head; thereby a first oil cylinder is formed by the vertical hole, the sealing block at the lower end of the vertical hole, the step at the longitudinal middle of the vertical hole, the piston in the section of the vertical hole below the step and the piston rod; wherein, the wall of the vertical hole between the piston and the sealing block is provided with an oil inlet and an oil outlet.
3. The jig for machining the reference surface of the motor housing of the new energy automobile according to claim 2, wherein: the sealing block comprises a wafer, and bosses are arranged in the middle of the upper surface of the wafer; the diameter of the boss is matched with that of the corresponding vertical hole, and the boss and the corresponding vertical hole are in sealing fit through a sealing ring; the circular bulges corresponding to the wafers and the centers of the upper ends of the lower supports are respectively provided with a flat-bottom round pit, the diameter and the depth of the flat-bottom round pit are matched with those of the corresponding wafers, and the wafers are arranged in the corresponding flat-bottom round pits.
4. The jig for machining the reference surface of the motor housing of the new energy automobile according to claim 1, wherein: the guide blocks are uniformly distributed on the periphery of the lower support and the upper support, the number of the guide blocks is the same as that of the ejector pins, and the guide blocks and the ejector pins are alternately arranged.
5. The jig for machining the reference surface of the motor housing of the new energy automobile according to claim 4, wherein: third oil cylinders are arranged between the guide blocks and the ejector pins; and the cylinder body of the third oil cylinder is connected to the lower support or the upper support, the piston rods of the third oil cylinder face outwards, and the longitudinal directions of the third oil cylinder are parallel to the radial direction of the lower support or the upper support.
6. The jig for machining the reference surface of the motor housing of the new energy automobile according to claim 5, wherein: and a blind hole is formed in the outer side surface of the upper support or the lower support between the guide block and the ejector pin, and one end of the cylinder body of the third oil cylinder extends into and is fixed in the corresponding blind hole.
7. The jig for machining the reference surface of the motor housing of the new energy automobile according to claim 4, wherein: the guide block is a rectangular block, the guide block is fixed on the upper support or the lower support by means of screws, and chamfers are arranged on two vertical edges and the upper edge of one surface of the guide block, which is far away from the upper support or the lower support.
8. The clamp for machining the reference surface of the motor shell of the new energy automobile as claimed in any one of claims 1 ~ 7, wherein the lower support and the upper support are provided with circumferential flanges at adjacent ends, and the lower support and the upper support are connected together by the circumferential flanges and bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911123178.4A CN110722384A (en) | 2019-11-19 | 2019-11-19 | Clamp for machining reference surface of motor shell of new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911123178.4A CN110722384A (en) | 2019-11-19 | 2019-11-19 | Clamp for machining reference surface of motor shell of new energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110722384A true CN110722384A (en) | 2020-01-24 |
Family
ID=69224400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911123178.4A Pending CN110722384A (en) | 2019-11-19 | 2019-11-19 | Clamp for machining reference surface of motor shell of new energy automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110722384A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276830A (en) * | 2020-12-15 | 2021-01-29 | 浙江华朔科技股份有限公司 | New energy motor shell positioning tool and application method thereof |
| CN115431077A (en) * | 2022-10-16 | 2022-12-06 | 中色(天津)新材料科技有限公司 | Clamp for machining motor casing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10125193C1 (en) * | 2001-05-23 | 2002-11-21 | Carl Mahr Holding Gmbh | Measuring sensor device, for crank rod, has positioning device used for accurate positioning of crank rod before clamping in measuring position |
| CN102814678A (en) * | 2012-09-21 | 2012-12-12 | 湖南常摩制造有限公司 | Drilling tool of differential mechanism |
| CN203236258U (en) * | 2013-04-23 | 2013-10-16 | 无锡左右精密机械有限公司 | Hydraulic tool for machining brake piston |
| CN104759926A (en) * | 2015-04-29 | 2015-07-08 | 安徽科技学院 | Special tool for automobile spoke |
| CN107654443A (en) * | 2017-08-28 | 2018-02-02 | 无锡瑞真精机股份有限公司 | Telescopic hydraulic makes concentric mechanism by oneself |
| CN210997683U (en) * | 2019-11-19 | 2020-07-14 | 无锡瑞真精机股份有限公司 | Clamp for machining reference surface of motor shell of new energy automobile |
-
2019
- 2019-11-19 CN CN201911123178.4A patent/CN110722384A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10125193C1 (en) * | 2001-05-23 | 2002-11-21 | Carl Mahr Holding Gmbh | Measuring sensor device, for crank rod, has positioning device used for accurate positioning of crank rod before clamping in measuring position |
| CN102814678A (en) * | 2012-09-21 | 2012-12-12 | 湖南常摩制造有限公司 | Drilling tool of differential mechanism |
| CN203236258U (en) * | 2013-04-23 | 2013-10-16 | 无锡左右精密机械有限公司 | Hydraulic tool for machining brake piston |
| CN104759926A (en) * | 2015-04-29 | 2015-07-08 | 安徽科技学院 | Special tool for automobile spoke |
| CN107654443A (en) * | 2017-08-28 | 2018-02-02 | 无锡瑞真精机股份有限公司 | Telescopic hydraulic makes concentric mechanism by oneself |
| CN210997683U (en) * | 2019-11-19 | 2020-07-14 | 无锡瑞真精机股份有限公司 | Clamp for machining reference surface of motor shell of new energy automobile |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276830A (en) * | 2020-12-15 | 2021-01-29 | 浙江华朔科技股份有限公司 | New energy motor shell positioning tool and application method thereof |
| CN115431077A (en) * | 2022-10-16 | 2022-12-06 | 中色(天津)新材料科技有限公司 | Clamp for machining motor casing |
| CN115431077B (en) * | 2022-10-16 | 2023-09-19 | 中色(天津)新材料科技有限公司 | Clamp for machining motor shell |
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