CN111069951A - End cover machining tool - Google Patents
End cover machining tool Download PDFInfo
- Publication number
- CN111069951A CN111069951A CN202010009054.XA CN202010009054A CN111069951A CN 111069951 A CN111069951 A CN 111069951A CN 202010009054 A CN202010009054 A CN 202010009054A CN 111069951 A CN111069951 A CN 111069951A
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- China
- Prior art keywords
- end cover
- flat plate
- positioning
- positioning connecting
- piece
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Classifications
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- 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
-
- 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
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The invention relates to the technical field of numerical control machining, in particular to an end cover machining tool which is used for machining an annular or arc-shaped end cover and comprises a flat plate supporting piece, a positioning connecting piece and a tensioning mechanism; the end cover is placed on the flat plate supporting piece, and the end face of the end cover is attached to the plane of the flat plate supporting piece; one end of the positioning connecting piece is connected with the end cover, and the other end of the positioning connecting piece penetrates through the flat plate supporting piece and then is connected with the tensioning mechanism; the number of the positioning connecting pieces is more than or equal to two, and the central angle of the circumference of the two connecting parts, corresponding to the end covers, of the two adjacent positioning connecting pieces connected with the end covers is less than or equal to 90 degrees. The processing tool for processing the annular or arc-shaped end cover provided by the invention has a shaping effect, so that the flatness of the end face of the end cover is improved, a workpiece shaping procedure is omitted, the production cost is saved, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of numerical control machining, in particular to an end cover machining tool.
Background
When the lower end cover of an aluminum alloy die-casting product is processed, the flatness of a workpiece needs to be ensured, and the conventional method in the industry at present comprises the following steps: firstly, shaping a workpiece to the required shape, and then machining the workpiece on a numerical control machine tool to ensure the machining precision of the workpiece. Although the method can ensure the processing flatness of the workpiece to a certain extent, the method has the defects of long processing period and high processing cost.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the end cover machining tool is capable of shortening machining period and reducing machining cost.
In order to solve the technical problems, the invention adopts the technical scheme that: an end cover machining tool is used for machining an annular or arc-shaped end cover and comprises a flat plate supporting piece, a positioning connecting piece and a tensioning mechanism;
the end cover is placed on the flat plate supporting piece, and the end face of the end cover is attached to the plane of the flat plate supporting piece;
one end of the positioning connecting piece is connected with the end cover, and the other end of the positioning connecting piece penetrates through the flat plate supporting piece and then is connected with the tensioning mechanism;
the number of the positioning connecting pieces is more than or equal to two, and the central angle of the circumference of the two connecting parts, corresponding to the end covers, of the two adjacent positioning connecting pieces connected with the end covers is less than or equal to 90 degrees.
The invention has the beneficial effects that: the utility model provides an end cover processing frock for annular or curved end cover is processed, and the processing frock after the improvement is from taking the plastic effect, has not only improved the roughness of end cover terminal surface processing, has removed work piece plastic process simultaneously from, has practiced thrift manufacturing cost, has improved production efficiency.
Drawings
Fig. 1 is a schematic structural diagram of an end cover machining tool according to an embodiment of the invention;
fig. 2 is another schematic structural diagram of the end cover machining tool according to the embodiment of the invention;
description of reference numerals:
1-end cap; 11-counter bore;
2-a plate support; 21-a through hole; 22-guide sleeves; 221-an annular boss; 23-an annular groove;
3-positioning the connecting piece; 31-a compression block; 32-step support;
4-a tensioning mechanism; 41-cylinder; 42-connecting rod; 421-an outward bulge; 422-positioning holes;
5-a support column;
6-plate base.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 2, an end cap machining tool is used for machining an annular or arc-shaped end cap, and comprises a flat plate support piece, a positioning connecting piece and a tensioning mechanism;
the end cover is placed on the flat plate supporting piece, and the end face of the end cover is attached to the plane of the flat plate supporting piece;
one end of the positioning connecting piece is connected with the end cover, and the other end of the positioning connecting piece penetrates through the flat plate supporting piece and then is connected with the tensioning mechanism;
the number of the positioning connecting pieces is more than or equal to two, and the central angle of the circumference of the two connecting parts, corresponding to the end covers, of the two adjacent positioning connecting pieces connected with the end covers is less than or equal to 90 degrees.
From the above description, the beneficial effects of the present invention are: compared with the conventional end cover end face machining method, the end cover end face machining method has the advantages that the shaping function of the machining tool is enhanced, the flatness of the end cover end face is improved by combining the increase of the constraint of the machining tool and the end cover and the increase of the supporting area of the surface to be machined, meanwhile, the machining period is shortened, and the machining cost is reduced. The method comprises the following specific steps: firstly fixing the flat plate supporting piece, then connecting one end of the positioning connecting piece with the end cover in a clamping manner, then placing the end face of the end cover downwards on the flat plate supporting face of the flat plate supporting piece to enable the end cover to be tightly attached to the flat plate supporting piece, connecting the other end of the positioning connecting piece with the tensioning mechanism after penetrating through the flat plate supporting piece, and finally tensioning the end cover towards one side of the flat plate supporting piece by utilizing the tensioning mechanism, so that the end face of the end cover can be tightly attached to the plane of the flat plate supporting piece, and the purpose of ensuring the flatness of the end face of the end cover during end.
Furthermore, the end cover is provided with a counter bore from the end face close to the flat plate support piece to the other end face, and one end of the positioning connecting piece is clamped with the other end face of the end cover after penetrating through the counter bore.
As can be seen from the above description, the positioning connecting piece is provided with the clamping portion, and the clamping portion is utilized to restrain one side, away from the flat plate supporting piece, of the end cover after the clamping portion penetrates through the counter bore.
Furthermore, a pressing block is arranged between the positioning connecting piece and the other end face of the end cover.
From the above description, the compact heap plays the effect of increase positioning connection spare and the cooperation area between the end cover, increase coefficient of friction, reinforcing cooperation structure's stability.
Furthermore, a through hole for the positioning connecting piece to pass through is formed in the flat plate supporting piece, and a guide sleeve is arranged between the positioning connecting piece and the inner wall of the through hole.
According to the description, the positioning connecting piece penetrates through the through hole in the flat plate supporting piece and then is clamped with the end cover, and the guide sleeve plays a role in guiding and centering, facilitating installation and increasing the friction coefficient so as to improve the stability of the matching structure of the positioning connecting piece and the flat plate supporting piece.
Furthermore, the flat plate support piece is provided with an annular groove around the through hole on the plane close to the end cover, and the guide sleeve is provided with an annular boss clamped with the annular groove.
Furthermore, the inner diameter of the guide sleeve is smaller than the aperture of a large hole in the counter bore, a step supporting part is arranged between the matching part of the positioning connecting piece and the counter bore and the matching part of the positioning connecting piece and the guide sleeve, and the step supporting part is supported on the end face, parallel to the plane of the flat plate supporting part, of the guide sleeve.
Furthermore, a boss matching part matched with the large hole in the counter bore is arranged on the positioning connecting piece, and the length of the boss matching part on the axis of the positioning connecting piece is smaller than the depth of the large hole in the counter bore.
Known by the above description, through the screens cooperation of ring channel and annular boss for positioning connection spare is when taut end cover, positioning connection spare's tension is used in annular boss earlier, just then transmits for dull and stereotyped support piece, and be less than the macroporous degree of depth on the counter bore with the axial length design of boss cooperation portion, make boss cooperation portion can follow the axis and remove in the perforation on the counter bore, strengthened the restraint, coefficient of friction, centering ability, the effect is better when making taut, and has certain protection effect.
Furthermore, tensioning mechanism includes the cylinder, the one end of cylinder is connected with the other end of positioning connection spare, the other end and the dull and stereotyped support piece of cylinder are connected.
According to the above description, the air cylinder is used for inflating and deflating to drive the positioning connecting piece to displace towards one side departing from the end cover, so that the end cover is tensioned, the control precision of the tensioning direction and the tensioning force is easily ensured, and the end cover machining effect is improved.
Furthermore, tensioning mechanism still includes the connecting rod that is used for connecting cylinder and location connecting piece, the middle part and the one end of cylinder of connecting rod are connected, the both ends of connecting rod are connected with two adjacent location connecting pieces respectively.
According to the description, the connecting rod is respectively connected with the two adjacent positioning connecting pieces, so that the two positioning connecting pieces can be tensioned simultaneously in the tensioning process, the tension forces at the two ends are simultaneously acted and constrained mutually, the whole structure of the tool is more stable, and the processing effect of the end cover is improved.
Further, the positioning connecting piece is connected with the connecting rod through a fastener.
According to the above description, on the premise of ensuring the position precision of the positioning connecting piece and the connecting rod, the mode of fixed connection is more stable in structure, the tension distribution is more uniform, the tensioning effect is improved, and the end cover machining effect is improved.
Furthermore, the middle part of the connecting rod is provided with an outer convex part towards one side of the flat plate supporting piece, one end of the air cylinder is rotatably connected with the outer convex part, and two ends of the connecting rod are respectively rotatably connected with two adjacent positioning connecting pieces.
As can be seen from the above description, the connecting rod adopts a convex structure, and the connecting rod and the positioning connecting piece are both in a movable form, so that the positioning connecting piece can realize self-adaptive centering adjustment, and meanwhile, the effect of facilitating the installation and the disassembly of the two positioning connecting pieces is also achieved, and the processing efficiency of the end cover is improved.
Furthermore, both ends of the connecting rod are provided with positioning grooves or positioning holes for embedding the positioning connecting pieces, and the positioning connecting pieces are provided with step supporting parts matched with the positioning grooves or the positioning holes.
As can be seen from the above description, the positioning connecting piece is matched with the positioning groove or the positioning hole on the connecting rod through the step supporting part, so that the structural stability of the matching of the step supporting part and the connecting rod is better.
Referring to fig. 1 to fig. 2, a first embodiment of the present invention is: a processing tool for an end cover 1 is used for processing an annular or arc-shaped end cover 1 and comprises a flat plate support piece 2, a positioning connecting piece 3 and a tensioning mechanism 4;
the end cover 1 is placed on the flat plate supporting piece 2, and the end face of the end cover 1 is attached to the plane of the flat plate supporting piece 2;
one end of the positioning connecting piece 3 is connected with the end cover 1, and the other end of the positioning connecting piece 3 penetrates through the flat plate supporting piece 2 and then is connected with the tensioning mechanism 4;
the number of the positioning connecting pieces 3 is more than or equal to two, and the central angle of the circumference of the end cover 1 corresponding to two connecting positions where two adjacent positioning connecting pieces 3 are connected with the end cover 1 is less than or equal to 90 degrees.
Referring to fig. 1 to fig. 2, a second embodiment of the present invention is: a processing tool for an end cover 1 is used for processing an annular or arc-shaped end cover 1 and comprises a flat plate support piece 2, a positioning connecting piece 3 and a tensioning mechanism 4;
the end cover 1 is placed on the flat plate supporting piece 2, and the end face of the end cover 1 is attached to the plane of the flat plate supporting piece 2;
one end of the positioning connecting piece 3 is connected with the end cover 1, and the other end of the positioning connecting piece 3 penetrates through the flat plate supporting piece 2 and then is connected with the tensioning mechanism 4;
the number of the positioning connecting pieces 3 is more than or equal to two, and the central angle of the circumference of the end cover 1 corresponding to two connecting positions where two adjacent positioning connecting pieces 3 are connected with the end cover 1 is less than or equal to 90 degrees.
The end cover 1 is provided with a counter bore 11 from the end face close to the flat plate support member 2 to the other end face, and one end of the positioning connecting member 3 is clamped with the other end face of the end cover 1 after penetrating through the counter bore 11. And a pressing block 31 is arranged between the positioning connecting piece 3 and the other end face of the end cover 1. The flat plate supporting piece 2 is provided with a through hole 21 for the positioning connecting piece 3 to pass through, and a guide sleeve 22 is arranged between the positioning connecting piece 3 and the inner wall of the through hole 21. The flat plate supporting piece 2 is provided with an annular groove 23 around the through hole 21 on the plane close to the end cover 1, and the guide sleeve 22 is provided with an annular boss 221 clamped with the annular groove 23. The inner diameter of the guide sleeve 22 is smaller than the diameter of the large hole on the counter bore 11, and a step supporting part is arranged between the matching part of the positioning connecting piece 3 and the counter bore 11 and the matching part of the positioning connecting piece 3 and the guide sleeve 22, and the step supporting part is supported on the end face of the guide sleeve 22 parallel to the plane of the flat plate supporting piece 2. The positioning connecting piece 3 is provided with a boss matching part matched with the large hole in the counter bore 11, and the length of the boss matching part on the axis of the positioning connecting piece 3 is smaller than the depth of the large hole in the counter bore 11. The tensioning mechanism 4 comprises an air cylinder 41, one end of the air cylinder 41 is connected with the other end of the positioning connecting piece 3, and the other end of the air cylinder 41 is connected with the flat plate support 2. The tensioning mechanism 4 further comprises a connecting rod 42 for connecting the cylinder 41 and the positioning connecting piece 3, the middle of the connecting rod 42 is connected with one end of the cylinder 41, and two ends of the connecting rod 42 are respectively connected with two adjacent positioning connecting pieces 3. The positioning connecting piece 3 is connected with the connecting rod 42 through a fastener. Both ends of the connecting rod 42 are provided with positioning grooves or positioning holes 422 for embedding the positioning connecting piece 3, and the positioning connecting piece 3 is provided with a step supporting part 32 matched with the positioning grooves or positioning holes 422.
Referring to fig. 1 to fig. 2, a difference between the third embodiment and the second embodiment of the present invention is: the middle part of the connecting rod 42 is provided with an outer convex part 421 towards one side of the flat plate supporting part 2, one end of the air cylinder 41 is rotatably connected with the outer convex part 421, and two ends of the connecting rod 42 are respectively rotatably connected with two adjacent positioning connecting pieces 3.
Referring to fig. 1 to 2, a fourth embodiment of the present invention is different from the third embodiment in that: one side that end cover 1 was kept away from to dull and stereotyped support piece 2 is equipped with support column 5 perpendicularly, the one end that dull and stereotyped support piece 2 was kept away from to support column 5 is connected with dull and stereotyped base 6, dull and stereotyped base 6 is on a parallel with dull and stereotyped support piece 2, cylinder 41 passes through the fastener and installs perpendicularly on dull and stereotyped base 6, the other end of cylinder 41 loops through dull and stereotyped base 6 and support column 5 and dull and stereotyped support piece 2 fixed connection.
In conclusion, the invention provides the end cover machining tool which is used for machining the annular or arc-shaped end cover, the improved machining tool has the shaping effect, the flatness of end face machining of the end cover is improved, a workpiece shaping procedure is omitted, the production cost is saved, and the production efficiency is improved.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (10)
1. An end cover machining tool is used for machining an annular or arc-shaped end cover and is characterized by comprising a flat plate supporting piece, a positioning connecting piece and a tensioning mechanism;
the end cover is placed on the flat plate supporting piece, and the end face of the end cover is attached to the plane of the flat plate supporting piece;
one end of the positioning connecting piece is connected with the end cover, and the other end of the positioning connecting piece penetrates through the flat plate supporting piece and then is connected with the tensioning mechanism;
the number of the positioning connecting pieces is more than or equal to two, and the central angle of the circumference of the two connecting parts, corresponding to the end covers, of the two adjacent positioning connecting pieces connected with the end covers is less than or equal to 90 degrees.
2. The end cover machining tool according to claim 1, wherein the end cover is provided with a counter bore from the end face close to the flat plate supporting piece to the other end face, and one end of the positioning connecting piece penetrates through the counter bore and then is clamped with the other end face of the end cover.
3. The end cover machining tool according to claim 2, wherein a pressing block is arranged between the positioning connecting piece and the other end face of the end cover.
4. The end cover machining tool according to claim 1, wherein a through hole through which the positioning connecting piece passes is formed in the flat plate supporting piece, and a guide sleeve is arranged between the positioning connecting piece and the inner wall of the through hole.
5. The end cover machining tool according to claim 4, wherein the flat plate supporting piece is provided with an annular groove around the through hole on a plane close to the end cover, and the guide sleeve is provided with an annular boss clamped with the annular groove.
6. The end cover machining tool according to claim 1, wherein the tensioning mechanism comprises an air cylinder, one end of the air cylinder is connected with the other end of the positioning connecting piece, and the other end of the air cylinder is connected with the flat plate supporting piece.
7. The end cover machining tool according to claim 6, wherein the tensioning mechanism further comprises a connecting rod used for connecting the air cylinder and the positioning connecting pieces, the middle of the connecting rod is connected with one end of the air cylinder, and two ends of the connecting rod are respectively connected with two adjacent positioning connecting pieces.
8. The end cap machining tool according to claim 7, wherein the positioning connecting piece is connected with a connecting rod through a fastener.
9. An end cover machining tool according to claim 7, wherein an outer protruding portion is arranged on one side, where the middle portion of the connecting rod is located, of the flat plate supporting piece, one end of the air cylinder is rotatably connected with the outer protruding portion, and two ends of the connecting rod are rotatably connected with two adjacent positioning connecting pieces respectively.
10. The end cover machining tool according to claim 7, wherein positioning grooves or positioning holes for embedding positioning connecting pieces are formed in two ends of the connecting rod, and step supporting portions matched with the positioning grooves or the positioning holes are formed in the positioning connecting pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010009054.XA CN111069951B (en) | 2020-01-06 | 2020-01-06 | End cover machining tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010009054.XA CN111069951B (en) | 2020-01-06 | 2020-01-06 | End cover machining tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111069951A true CN111069951A (en) | 2020-04-28 |
| CN111069951B CN111069951B (en) | 2021-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010009054.XA Active CN111069951B (en) | 2020-01-06 | 2020-01-06 | End cover machining tool |
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| Country | Link |
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| CN (1) | CN111069951B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112171339A (en) * | 2020-09-27 | 2021-01-05 | 上海精博塑料电子有限公司 | Pump cover automatic clamp |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1093964B (en) * | 1977-03-31 | 1985-07-26 | Prvni Brnenska Strojirna | DEVICE FOR THE MANUFACTURE OF PARTS OF ROTATING CONTAINERS |
| CN203210038U (en) * | 2013-04-26 | 2013-09-25 | 宁波宏金机械配件有限公司 | Fixing device for motor end cover machining |
| CN103639799A (en) * | 2013-12-14 | 2014-03-19 | 浙江德宏汽车电子电器股份有限公司 | Positioning fixture tool |
| CN203993274U (en) * | 2014-07-29 | 2014-12-10 | 烟台鸿安实业有限公司 | The large plane machining fixture of bonnet |
| CN105479217A (en) * | 2014-10-10 | 2016-04-13 | 青岛三利智能动力有限公司 | Motor end cover machining tool |
| CN208945676U (en) * | 2018-08-24 | 2019-06-07 | 安徽宏远机械制造有限公司 | A kind of electric motor end cap processing tool |
-
2020
- 2020-01-06 CN CN202010009054.XA patent/CN111069951B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1093964B (en) * | 1977-03-31 | 1985-07-26 | Prvni Brnenska Strojirna | DEVICE FOR THE MANUFACTURE OF PARTS OF ROTATING CONTAINERS |
| CN203210038U (en) * | 2013-04-26 | 2013-09-25 | 宁波宏金机械配件有限公司 | Fixing device for motor end cover machining |
| CN103639799A (en) * | 2013-12-14 | 2014-03-19 | 浙江德宏汽车电子电器股份有限公司 | Positioning fixture tool |
| CN203993274U (en) * | 2014-07-29 | 2014-12-10 | 烟台鸿安实业有限公司 | The large plane machining fixture of bonnet |
| CN105479217A (en) * | 2014-10-10 | 2016-04-13 | 青岛三利智能动力有限公司 | Motor end cover machining tool |
| CN208945676U (en) * | 2018-08-24 | 2019-06-07 | 安徽宏远机械制造有限公司 | A kind of electric motor end cap processing tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112171339A (en) * | 2020-09-27 | 2021-01-05 | 上海精博塑料电子有限公司 | Pump cover automatic clamp |
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| CN111069951B (en) | 2021-08-17 |
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