CN114783761A - Method for adjusting positions of coil winding die and flower disc of winding machine tool - Google Patents
Method for adjusting positions of coil winding die and flower disc of winding machine tool Download PDFInfo
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- CN114783761A CN114783761A CN202210307881.6A CN202210307881A CN114783761A CN 114783761 A CN114783761 A CN 114783761A CN 202210307881 A CN202210307881 A CN 202210307881A CN 114783761 A CN114783761 A CN 114783761A
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- coil winding
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- faceplate
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- 238000004804 winding Methods 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000003780 insertion Methods 0.000 claims abstract description 20
- 230000037431 insertion Effects 0.000 claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010622 cold drawing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
Abstract
The invention belongs to the field of dies, and particularly relates to a method for adjusting positions of a coil winding die and a faceplate of a winding machine tool, which comprises the following steps; s1: hoisting and moving the coil winding mold to the upper part of a faceplate of a winding machine tool by using a crown block, and slowly descending the coil winding mold by controlling the crown block; s2: then, inserting the palm of a worker into the traction grip, moving the positioning insertion shaft on the traction intermediate shaft into the mounting bottom hole on the coil winding die, and manually moving the traction grip to align the position of the mounting bottom hole on the coil winding die with the equant groove on the faceplate of the winding machine tool; through the design of the method steps, the problem that potential safety hazards exist due to the fact that an operator needs to drill below the die to align screw holes is solved, the potential safety hazards existing when personnel operate below the die are effectively prevented, and the safety of production work is improved.
Description
Technical Field
The invention relates to the field of dies, in particular to a method for adjusting positions of a coil winding die and a faceplate of a winding machine tool.
Background
The die is a tool which can manufacture products in batches through dies with different shapes, and the die manufacturing has high efficiency, high precision and uniformity.
The coil is a ring-shaped wire winding and can form various functions such as a transformer, a motor and an inductor by matching with other objects.
When the coil is vertically wound, the lower end disc of the winding die needs to be fixedly connected with a faceplate of a winding machine tool through bolts, and when the large-diameter winding die is hoisted and installed through a crown block, an operator needs to drill below the die to align a threaded hole due to the fact that the outer diameter of the winding die exceeds the base of the die by a large distance, and potential safety hazards exist; therefore, a method for adjusting the positions of the coil winding die and the faceplate of the winding machine is provided to solve the above problems.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problem of potential safety hazard caused by the fact that an operator needs to drill below a die to align threaded holes when the outer diameter of a large-diameter winding die exceeds the base of the die by a large distance when the large-diameter winding die is hoisted and installed by a crown block, the invention provides a method for adjusting the positions of a coil winding die and a faceplate of a winding machine tool.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a method for adjusting the positions of a coil winding die and a flower disc of a winding machine tool, which comprises the following steps;
s1: hoisting and moving the coil winding mold to the upper part of a faceplate of a winding machine tool by using a crown block, and slowly descending the coil winding mold by controlling the crown block;
s2: then, inserting the palm of a worker into the traction grip 2, moving the positioning insertion shaft 3 on the traction intermediate shaft 1 into the mounting bottom hole on the coil winding mold, and manually moving the traction grip 2 to align the position of the mounting bottom hole on the coil winding mold with the equant groove on the faceplate of the winding machine tool;
s3: and then the bolt and the nut are inserted into the mounting bottom hole and the equal dividing groove to fix the coil winding die and the winding machine tool, so that long-distance safe alignment mounting is realized.
Preferably, the lower end of the traction intermediate shaft is fixedly connected with a traction grip; the upper end of the traction intermediate shaft is fixedly connected with a positioning inserted shaft; during operation, the positioning insertion shaft at the upper end of the traction intermediate shaft can be moved into the through hole in the mold through the handheld traction grip, so that the intermediate shaft can be pulled to adjust whether the position of the through hole is aligned with the equal division groove or not, and the function of safely fixing the mold is realized.
Preferably, a first threaded hole is formed in the positioning insertion shaft; the first threaded hole is internally and fixedly connected with a taper block; during operation, the positioning insertion shaft is conveniently inserted into the through hole through the taper block, and the taper block is conveniently assembled and disassembled through the first threaded hole.
Preferably, the taper block is provided with a taper fillet; a first anti-skid sleeve is sleeved on the traction grip; during operation, through having seted up the tapering fillet on the tapering piece for during the axle is conveniently inserted in the through-hole to the location, through having cup jointed first antiskid cover on pulling the handle, make to grip the frictional force increase when pulling the handle, reduce the risk of taking off the hand.
Preferably, a rotating sleeve is rotatably sleeved on the positioning insertion shaft; the outer surface of the rotating sleeve is provided with a plurality of anti-skidding insections; during operation makes through rotating the sleeve pipe and after inserting in the through-hole, pulls the rotation of jackshaft and drives the location axle that inserts and rotate when removing the position of mould to keep keeping standing relatively between rotating sleeve pipe and the mould, reduce the friction, and under the increase frictional force effect of anti-skidding insection, reduce the risk of breaking away from.
Preferably, a first external shaft is fixedly connected to the traction intermediate shaft; a second threaded hole is formed in the first external shaft; a first handle is fixedly connected with the inner thread of the second threaded hole; the first grip is sleeved with a second anti-skid sleeve; during operation, the second threaded hole is formed in the first external shaft, so that the first handle can be fixedly connected with the first external shaft through threads, one hand can hold the traction handle, the other hand holds the first handle, the function of holding by two hands is realized, and a heavier die can be pulled when the traction intermediate shaft is used.
Preferably, a second external shaft is fixedly connected to the traction intermediate shaft; a third threaded hole is formed in the second external connecting shaft; a second handle is fixedly connected with the inner thread of the third threaded hole; a fourth threaded hole is formed in the second handle; an external connection seat is fixedly connected with the internal thread of the fourth threaded hole; the external connecting seat is provided with a round hole; a fifth threaded hole is formed in the second handle; an anti-skid shaft is fixedly connected with the internal thread of the fifth threaded hole; the anti-skid shaft is provided with a safe round angle; when the tool is in work, the second handle is matched with the third threaded hole, so that the tool is convenient to mount and dismount, can be dismounted when not in use, reduces the gravity and is convenient to assemble; after the palm holds the second grip through the anti-slip shaft, the danger caused by the hand falling off when the second grip is pulled forcefully is avoided.
Preferably, the traction intermediate shaft, the traction grip and the positioning insertion shaft are all made of cold-drawn round steel; the first anti-slip sleeve and the second anti-slip sleeve are both made of rubber; the during operation is through first antiskid cover and the second antiskid cover that rubber was made for the palm is gripping when pulling handle and first handle, and frictional force increases, reduces the risk of taking off the hand, through the cold drawing the jackshaft that pulls that the round steel was made, pull handle and location plug axle, makes structural strength high, non-deformable, long service life.
The invention has the advantages that:
1. by the design of the steps of the method, the problem that potential safety hazards exist when an operator needs to drill below the die to align screw holes is solved, the potential safety hazards existing when personnel operate below the die are effectively prevented, and the safety of production work is improved;
2. according to the invention, the taper fillet is arranged on the taper block, so that the positioning insertion shaft can be conveniently inserted into the through hole, and the first anti-skidding sleeve is sleeved on the traction grip, so that the friction force is increased when the traction grip is held, and the risk of hand release is reduced; make through rotating the sleeve pipe make in inserting the through-hole after, pull the rotation of jackshaft and drive the location axle of inserting and rotate when moving the position of mould to keep rotating and keep stewing relatively between sleeve pipe and the mould, reduce the friction, and under the increase frictional force effect of anti-skidding insection, reduce the risk that breaks away from.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.
FIG. 1 is a schematic sectional view of a device according to a first embodiment;
FIG. 2 is a schematic side view of a cross-sectional structure of the device according to the first embodiment;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a schematic perspective view of a traction intermediate shaft according to the first embodiment;
FIG. 5 is a schematic diagram of a method according to the first embodiment;
fig. 6 is a schematic cross-sectional view of the device according to the second embodiment.
In the figure: 1. a traction intermediate shaft; 2. a traction grip; 3. positioning the inserted shaft; 4. a first threaded hole; 5. a taper block; 6. a taper fillet; 7. rotating the sleeve; 8. anti-skid insections; 9. a first anti-slip cover; 10. a first external shaft; 11. a second threaded hole; 12. a first grip; 13. a second anti-slip sleeve; 14. a second external spindle; 15. a third threaded hole; 16. a second grip; 17. a fourth threaded hole; 18. an external connection seat; 19. a circular hole; 20. a fifth threaded hole; 21. an anti-slip shaft; 22. a safe round corner; 23. and (6) pulling the rope.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example one
Referring to fig. 1-5, a method for adjusting the position of a coil winding mold and a faceplate of a winding machine includes the following steps;
s1: hoisting and moving the coil winding mold to the position above a faceplate of the winding machine tool by using a crown block, and slowly descending the coil winding mold by controlling the crown block;
s2: then, inserting the palm of a worker into the traction grip 2, moving the positioning insertion shaft 3 on the traction intermediate shaft 1 into the mounting bottom hole on the coil winding mold, and manually moving the traction grip 2 to align the position of the mounting bottom hole on the coil winding mold with the equant groove on the faceplate of the winding machine tool;
s3: and then, the bolt and the nut are inserted into the mounting bottom hole and the equal dividing groove to fix the coil winding die and the winding machine tool, so that long-distance safe alignment mounting is realized.
The lower end of the traction intermediate shaft 1 is fixedly connected with a traction grip 2; the upper end of the traction intermediate shaft 1 is fixedly connected with a positioning inserted shaft 3; during operation, the positioning insertion shaft 3 at the upper end of the traction intermediate shaft 1 can be moved into the through hole in the die by holding the traction grip 2, so that the traction intermediate shaft 1 can be used for pulling the die to adjust whether the through hole is aligned with the equal division groove or not, and the function of safely fixing the die is realized.
A first threaded hole 4 is formed in the positioning insert shaft 3; a taper block 5 is fixedly connected with the internal thread of the first threaded hole 4; during operation, make the location insert axle 3 conveniently insert the through-hole through tapering piece 5, dismantle tapering piece 5 through first screw hole 4 easy to assemble.
The taper block 5 is provided with a taper fillet 6; a first anti-skid sleeve 9 is sleeved on the traction grip 2; during operation is through having seted up tapering fillet 6 on tapering piece 5 for during the location inserted shaft 3 conveniently inserts the through-hole, through having cup jointed first antiskid cover 9 on pulling handle 2, make the frictional force increase when gripping and pull handle 2, reduce the risk of taking off the hand.
A rotating sleeve 7 is rotatably sleeved on the positioning insertion shaft 3; the outer surface of the rotating sleeve 7 is provided with a plurality of anti-skid insections 8; during operation, make through rotating sleeve pipe 7 and after inserting the through-hole, pull the rotation of jackshaft 1 and drive location axle 3 and rotate when removing the position of mould to keep keeping standing still relatively between rotating sleeve pipe 7 and the mould, reduce the friction, and under the increase frictional force effect of anti-skidding insection 8, reduce the risk of breaking away from.
A first external connecting shaft 10 is fixedly connected to the traction intermediate shaft 1; a second threaded hole 11 is formed in the first external shaft 10; a first handle 12 is fixedly connected with the inner thread of the second threaded hole 11; the first grip 12 is sleeved with a second anti-skid sleeve 13; during operation, the second threaded hole 11 is formed in the first outer connecting shaft 10, so that the first handle 12 can be fixedly connected with the first outer connecting shaft through threads, one hand can hold the traction handle 2, the other hand can hold the first handle 12, the function of holding by two hands is realized, and a heavier mold can be pulled when the traction middle shaft 1 is used.
A second external connecting shaft 14 is fixedly connected to the traction intermediate shaft 1; a third threaded hole 15 is formed in the second external connecting shaft 14; a second handle 16 is fixedly connected with the inner thread of the third threaded hole 15; a fourth threaded hole 17 is formed in the second handle 16; an external connection seat 18 is fixedly connected with the internal thread of the fourth threaded hole 17; the external connecting seat 18 is provided with a round hole 19; a fifth threaded hole 20 is formed in the second handle 16; an anti-skid shaft 21 is fixedly connected with the inner thread of the fifth threaded hole 20; a safety fillet 22 is arranged on the antiskid shaft 21; when the tool is in work, the second handle 16 is matched with the third threaded hole 15, so that the tool is convenient to mount and dismount, can be dismounted when not in use, reduces gravity and is convenient to assemble; the antiskid shaft 21 prevents the palm of the hand from falling off the hand when the second grip 16 is pulled strongly after the palm holds the second grip 16.
The traction intermediate shaft 1, the traction grip 2 and the positioning insertion shaft 3 are all made of cold-drawn round steel; the first anti-skid sleeve 9 and the second anti-skid sleeve 13 are both made of rubber; the during operation is through first antiskid cover 9 and the second antiskid cover 13 that rubber was made for the palm is gripping when pulling handle 2 and first handle 12, and frictional force increases reduces the risk of taking off the hand, through the cold drawing jackshaft 1 that pulls that the round steel was made, pull handle 2 and location insert axle 3, makes structural strength high, non-deformable, long service life.
Example two
Referring to fig. 6, in a first comparative example, as another embodiment of the present invention, a pulling rope 23 is inserted into the circular hole 19; during operation, through having pegged graft in round hole 19 and having haulage rope 23 for can obtain longer position of gripping, thereby can realize double pulling haulage rope 23, drive and pull jackshaft 1 and the removal of location spiale 3, thereby can change angle and position to large-scale mould equipment, can conveniently fix on the wall body through haulage rope 23 simultaneously.
According to the working principle, the positioning insertion shaft 3 at the upper end of the traction intermediate shaft 1 can be moved into the through hole in the mold by holding the traction grip 2 by hand, so that the traction intermediate shaft 1 can be used for pulling the mold to adjust whether the position of the through hole is aligned with the equant groove or not, and the function of safely fixing the mold is realized; the positioning insertion shaft 3 is conveniently inserted into the through hole through the taper block 5, and the taper block 5 is conveniently installed and disassembled through the first threaded hole 4; the taper fillet 6 is arranged on the taper block 5, so that the positioning insertion shaft 3 can be conveniently inserted into the through hole, and the first anti-skidding sleeve 9 is sleeved on the traction grip 2, so that the friction force when the traction grip 2 is held is increased, and the risk of hand drop is reduced; after the sleeve 7 is inserted into the through hole, the intermediate shaft 1 is pulled to rotate to drive the positioning insertion shaft 3 to rotate when the position of the mold is moved, so that the relative standing between the rotating sleeve 7 and the mold is kept, the friction is reduced, and the risk of separation is reduced under the action of the increased friction force of the anti-skidding insection 8; the second threaded hole 11 is formed in the first external shaft 10, so that the first handle 12 can be fixedly connected with the first external shaft in a threaded manner, one hand can hold the traction handle 2, the other hand can hold the first handle 12, the function of holding by two hands is realized, and a heavier die can be pulled when the traction intermediate shaft 1 is used; the second handle 16 is matched with the third threaded hole 15, so that the mounting and dismounting are convenient, the mounting and dismounting can be realized when the use is not needed, the gravity is reduced, and the assembly is convenient; the antiskid shaft 21 prevents the palm from falling off the hand when the second grip 16 is pulled forcefully after the palm holds the second grip 16; first antiskid cover 9 and second antiskid cover 13 made through rubber for the palm is gripping when pulling handle 2 and first handle 12, and frictional force increases reduces the risk of taking off the hand, through the cold drawing intermediate shaft 1 that pulls that the round steel made, pull handle 2 and location insert axle 3, makes structural strength high, non-deformable, long service life.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (8)
1. A method for adjusting the positions of a coil winding die and a faceplate of a winding machine tool is characterized in that: the method comprises the following steps;
s1: hoisting and moving the coil winding mold to the position above a faceplate of the winding machine tool by using a crown block, and slowly descending the coil winding mold by controlling the crown block;
s2: then, inserting the palm of a worker into the traction grip (2), moving the positioning insertion shaft (3) on the traction intermediate shaft (1) into the mounting bottom hole on the coil winding mold, and manually moving the traction grip (2) to align the position of the mounting bottom hole on the coil winding mold with the equant groove on the faceplate of the winding machine tool;
s3: and then the bolt and the nut are inserted into the mounting bottom hole and the equal dividing groove to fix the coil winding die and the winding machine tool, so that long-distance safe alignment mounting is realized.
2. The method for aligning the position of the faceplate of the coil winding mold and the winding machine according to claim 1, wherein: the lower end of the traction intermediate shaft (1) is fixedly connected with a traction grip (2); the upper end of the traction intermediate shaft (1) is fixedly connected with a positioning inserted shaft (3).
3. The method for adjusting the position of the faceplate of the coil winding die and machine according to claim 2, wherein: a first threaded hole (4) is formed in the positioning insertion shaft (3); the first threaded hole (4) is fixedly connected with a taper block (5) through internal threads.
4. The method for adjusting the position of the faceplate of the coil winding die and machine according to claim 3, wherein: the taper block (5) is provided with a taper fillet (6); the traction grip (2) is sleeved with a first anti-skid sleeve (9).
5. The method for aligning the position of the faceplate of the coil winding mold and the winding machine according to claim 4, wherein: a rotating sleeve (7) is rotatably sleeved on the positioning insertion shaft (3); the outer surface of the rotating sleeve (7) is provided with a plurality of anti-skidding insections (8).
6. The method for adjusting the position of the faceplate of the coil winding die and machine according to claim 5, wherein: a first external shaft (10) is fixedly connected to the traction intermediate shaft (1); a second threaded hole (11) is formed in the first external shaft (10); a first handle (12) is fixedly connected with the inner thread of the second threaded hole (11); the first grip (12) is sleeved with a second anti-slip sleeve (13).
7. The method for adjusting the position of the faceplate of the coil winding die and machine according to claim 6, wherein: a second external connecting shaft (14) is fixedly connected to the traction intermediate shaft (1); a third threaded hole (15) is formed in the second external connecting shaft (14); a second handle (16) is fixedly connected with the inner thread of the third threaded hole (15); a fourth threaded hole (17) is formed in the second handle (16); an external connection seat (18) is fixedly connected with the internal thread of the fourth threaded hole (17); the external connecting seat (18) is provided with a round hole (19); a fifth threaded hole (20) is formed in the second handle (16); an anti-skid shaft (21) is fixedly connected with the inner thread of the fifth threaded hole (20); and the anti-skid shaft (21) is provided with a safe fillet (22).
8. The method for adjusting the position of the faceplate of the coil winding die and machine according to claim 7, wherein: the traction intermediate shaft (1), the traction grip (2) and the positioning insertion shaft (3) are all made of cold-drawn round steel; the first anti-skid sleeve (9) and the second anti-skid sleeve (13) are both made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210307881.6A CN114783761A (en) | 2022-03-25 | 2022-03-25 | Method for adjusting positions of coil winding die and flower disc of winding machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210307881.6A CN114783761A (en) | 2022-03-25 | 2022-03-25 | Method for adjusting positions of coil winding die and flower disc of winding machine tool |
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| Publication Number | Publication Date |
|---|---|
| CN114783761A true CN114783761A (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210307881.6A Pending CN114783761A (en) | 2022-03-25 | 2022-03-25 | Method for adjusting positions of coil winding die and flower disc of winding machine tool |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4872655A (en) * | 1988-02-16 | 1989-10-10 | Seele Harold A | Work-holding apparatus and method |
| CN104681270A (en) * | 2013-12-03 | 2015-06-03 | 特变电工沈阳变压器集团有限公司 | Multi-cylinder coil winding method and set for oil-immersed distribution transformers |
| CN208352121U (en) * | 2018-05-30 | 2019-01-08 | 特变电工沈阳变压器集团有限公司 | A kind of dry transformer coil vertical coiling machine coiling dish type tooling |
| CN113021251A (en) * | 2021-03-17 | 2021-06-25 | 纬达石油装备有限公司 | Auxiliary tool for disassembling drilling pump and operation steps |
| CN113963941A (en) * | 2021-11-25 | 2022-01-21 | 湖南中车尚驱电气有限公司 | Scattered winding mould |
| CN113997243A (en) * | 2021-12-10 | 2022-02-01 | 天威保变(合肥)变压器有限公司 | Adjustable winding former flange disc screw rod mounting tool of vertical winding machine tool |
-
2022
- 2022-03-25 CN CN202210307881.6A patent/CN114783761A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4872655A (en) * | 1988-02-16 | 1989-10-10 | Seele Harold A | Work-holding apparatus and method |
| CN104681270A (en) * | 2013-12-03 | 2015-06-03 | 特变电工沈阳变压器集团有限公司 | Multi-cylinder coil winding method and set for oil-immersed distribution transformers |
| CN208352121U (en) * | 2018-05-30 | 2019-01-08 | 特变电工沈阳变压器集团有限公司 | A kind of dry transformer coil vertical coiling machine coiling dish type tooling |
| CN113021251A (en) * | 2021-03-17 | 2021-06-25 | 纬达石油装备有限公司 | Auxiliary tool for disassembling drilling pump and operation steps |
| CN113963941A (en) * | 2021-11-25 | 2022-01-21 | 湖南中车尚驱电气有限公司 | Scattered winding mould |
| CN113997243A (en) * | 2021-12-10 | 2022-02-01 | 天威保变(合肥)变压器有限公司 | Adjustable winding former flange disc screw rod mounting tool of vertical winding machine tool |
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