CN113231515A - Swinging punch coiled material scratch-proof device for stator and rotor punching sheet processing - Google Patents
Swinging punch coiled material scratch-proof device for stator and rotor punching sheet processing Download PDFInfo
- Publication number
- CN113231515A CN113231515A CN202110513861.XA CN202110513861A CN113231515A CN 113231515 A CN113231515 A CN 113231515A CN 202110513861 A CN202110513861 A CN 202110513861A CN 113231515 A CN113231515 A CN 113231515A
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- China
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- angle
- roller
- stator
- proof device
- rotor punching
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
Abstract
The invention relates to a coil material scratch-proof device of a swing punch press for processing stator and rotor punching sheets, which comprises a large right-angle support base, and the structure of the large right-angle support base comprises a feeding section connected with a main uncoiling material frame and a blanking section butted with a main punch press host, wherein a rotary supporting roller which forms an included angle with the feeding and blanking directions of the large right-angle support base and is used for realizing coil material steering is arranged at a corner position on the large right-angle support base, and the roller surface of the rotary supporting roller is made of flexible materials; the unloading section of the big base of right-angle shape support is equipped with the multiunit fluent strip along width direction, and the structure of every group fluent strip includes that the roll surface of evenly arranging along length direction is the commentaries on classics roller of flexible material, changes the leg joint that the roller passed through the staff and linked firmly with the big base of right-angle shape support. The large right-angle support seat, the rotary supporting roller and the fluent strip structure which are in contact with the coil stock are set to be in contact with the non-metal rolling bodies, so that the problem of surface scratching of the workpiece caused by direct sliding contact of the coil stock and the steel support part is solved.
Description
Technical Field
The invention relates to the technical field of stator and rotor punching sheet processing for a motor, in particular to a coiling material scratch-proof device of a swing punch press for processing stator and rotor punching sheets.
Background
In the prior art, a 125T swing punch press utilizes coil stock to punch stator and rotor sheets for a motor, and auxiliary equipment of the punch press generally adopts two layouts. One is as follows: the linear layout, namely the central line of the material unreeling device and the central line of the 125T swing punch main device are on the same central line, and due to the working characteristics of the swing punch, the reel material needs to move left and right transversely in the punching process, so that enough distance is needed between the reel material unreeling device and the swing punch main device for buffering, the longer the distance is, the better the flatness of the punched stator and rotor sheets is, the higher the quality of the subsequent process such as laminating is, and the better the overall performance of the motor is. But such an arrangement requires a significant floor space. The second step is as follows: 90-degree rectangular layout, namely the central line of the material unwinding device and the central line of the swinging punch of the main device 125T are perpendicular to each other by 90 degrees! Therefore, the total occupied area is greatly reduced, the devices are compact, and the punching quality effect is excellent. The latter arrangement is generally used today. However, in the latter, the roll material is bent by 90 degrees in an arc shape through a set of special device for right-angle turning in the punching process, so that the surface of the roll material is easily scratched in the punching process, the iron loss of the punching sheet is increased, the insulation is affected, the whole machine is easy to generate heat after being assembled to generate temperature rise, and the performance of the whole machine is reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a scratch-proof device for a coil of a swing punch press for processing stator and rotor punching sheets, aiming at eliminating the scratch of the coil of a workpiece in the punching process on the premise of meeting the process quality of workpiece punching and not influencing the original operation.
The technical scheme adopted by the invention is as follows:
a swinging punch press coil stock scratch-proof device for processing stator and rotor punching sheets comprises a large right-angle support base, and structurally comprises a feeding section connected with a main uncoiling material frame and a blanking section butted with a punch press host, wherein a rotary supporting roll which forms an included angle with the feeding and blanking directions of the large right-angle support base and is used for realizing coil stock steering is arranged at a corner position on the large right-angle support base, and the roll surface of the rotary supporting roll is made of a flexible material; the blanking section of the large right-angle support base is provided with a plurality of groups of fluency strips along the width direction, each group of fluency strips structurally comprises a rotating roller which is made of flexible materials and is uniformly distributed along the length direction, and the rotating roller is connected with a support fixedly connected with the large right-angle support base through a small shaft.
The further technical scheme is as follows:
the rotary supporting roller comprises two sections which are connected to two ends of a drum-shaped rotary mandrel through rolling bearings respectively, the drum-shaped rotary mandrel is connected with the right-angle support large base through a fork-shaped frame connected with the drum-shaped rotary mandrel in a rotating mode, the rotary supporting roller is enabled to be inclined relative to the upper surface of the right-angle support large base, and the inclination angle of the rotary supporting roller is adjustable.
The drum-shaped rotary mandrel is characterized in that the lower end of the drum-shaped rotary mandrel is connected with a rectangular connecting block through a fastener, an inner hole is formed in the drum-shaped rotary mandrel, a small mandrel is arranged in the inner hole in a penetrating mode and connected, one end of the small mandrel extends out of the rectangular connecting block and one end of a forked frame is sleeved and locked, the other end of the forked frame is sleeved and locked with a positioning sleeve, and the outer side of the positioning sleeve is fixedly connected with a large base of the right-angle support through a connecting piece.
The total length of the rotary supporting roller is larger than the width of the coil stock; the rotary supporting roller adopts a rubber roller surface.
The fork-shaped frame is bent, the bending angle is 95-120 degrees, and a reinforcing rib plate is arranged at the bending position.
And one section of the rotary supporting roller, which is close to the large base of the right-angle support, is matched with the drum-shaped rotary core shaft, a one-way thrust plane bearing is arranged at the outer end of the rolling bearing, and the one-way thrust plane bearing is axially positioned through an elastic check ring for a shaft.
The rotary roller is connected with the small shaft through a rolling bearing, two ends of the small shaft are respectively connected with two side faces of the support with the U-shaped cross section, and two sides of the support are welded with the right-angle support large base through positioning blocks.
The inner hole of the rotary roller is internally provided with an elastic check ring for holes at the outer end of the rolling bearing, and the small shaft is provided with an elastic check ring for a shaft at the position matched with the bracket.
The roller adopts a nylon roller surface.
The unwinding material main frames comprise two symmetrically arranged unwinding material main frames, the outer side of each unwinding material main frame is provided with a hand wheel, and the inner side of each unwinding material main frame is provided with a truncated cone thimble; the feeding section of the large base of the right-angle support comprises a lower carrier roller group and an upper pressure rubber roller which are sequentially arranged along the conveying direction.
The invention has the following beneficial effects:
the invention sets the structure of the right-angle large support seat, the rotary supporting roller and the fluent strip which are contacted with the coil stock to be contacted with the non-metal rolling body, thereby eliminating the problem of surface scratch of the workpiece caused by direct sliding contact of the coil stock and the steel support piece in the punching process in the prior art. The surface quality of the punching sheet is improved, and the performance of the whole motor after assembly is improved. The rotary supporting roller and the rotary roller of the invention use rolling friction to replace the original sliding friction, thereby greatly reducing the friction coefficient and the noise and improving the working environment.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a cross-sectional view of section C-C in fig. 1.
Fig. 3 is a cross-sectional view of section E-E of fig. 2.
Fig. 4 is a sectional view of section G-G in fig. 2.
Fig. 5 is a sectional view of section B-B in fig. 1.
In the figure: 1. punching a finished piece; 2. a main machine of the punching machine; 3. a large base of a right-angle bracket; 4. fluency strips; 5. an electric control console; 6. coiling; 7. a rotary support roller; 8. pressing the rubber roller upwards; 10. a lower carrier roller set; 11. a truncated cone thimble; 12. unwinding a material main frame; 13. a hand wheel; 14. a drum-shaped revolving mandrel; 15. a first inner hexagon screw; 16. a rectangular connecting block; 17. a small mandrel; 18. a second socket head cap screw; 19. a one-way thrust plane bearing; 20. a first rolling bearing; 21. a first elastic retainer ring for the shaft; 22. a fork-shaped frame; 23. reinforcing rib plates; 24. a third socket head cap screw; 25. c, inner hexagonal screws; 26. a positioning sleeve; 27. a connecting plate B; 30. a connecting plate A; 31. positioning blocks; 32. a second elastic retainer ring for the shaft; 33. a round nut; 34. rotating the roller; 35. a second rolling bearing; 36. a circlip for a hole; 37. a small shaft; 38. a third elastic retainer ring for the shaft; 39. and (4) a bracket.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
The swinging punch press coil stock scratch-proof device for processing the stator and rotor punching sheets comprises a large right-angle support base 3 as shown in fig. 1, and structurally comprises a feeding section connected with an unwinding material main frame 12 and a discharging section butted with a punch press main machine 2, wherein a rotary supporting roll 7 which forms an included angle with the feeding and discharging directions of the large right-angle support base 3 and is used for realizing the turning of a coil stock 6 is arranged at a corner position on the large right-angle support base 3, and the roll surface of the rotary supporting roll 7 is made of a flexible material; the blanking section of the large base 3 of the right-angle support is provided with a plurality of groups of fluent strips 4 along the width direction, the structure of each group of fluent strips 4 comprises a rotating roller 34 which is made of flexible material and is uniformly distributed along the length direction, and the rotating roller 34 is connected with a support 39 fixedly connected with the large base 3 of the right-angle support through a small shaft 37.
In the above embodiment, as shown in fig. 2, the rotary supporting roller 7 comprises two segments, which are respectively connected to two ends of a drum-shaped rotary mandrel 14 through rolling bearings one 20, the drum-shaped rotary mandrel 14 is connected with the large rectangular bracket base 3 through a fork frame 22 rotatably connected with the drum-shaped rotary mandrel, so that the rotary supporting roller 7 is obliquely arranged relative to the upper surface of the large rectangular bracket base 3, and the inclination angle is adjustable.
Specifically, on a drum-shaped rotary mandrel 14 matched with a section, close to the large base 3 of the right-angle support frame, of the rotary support roller 7, a one-way thrust plane bearing 19 is arranged at the outer end of a first rolling bearing 20, and the one-way thrust plane bearing 19 is axially positioned through a first shaft elastic check ring 21.
Specifically, the lower end of the drum-shaped rotary mandrel 14 is connected with a rectangular connecting block 16 through a fastener, an inner hole is formed in the drum-shaped rotary mandrel, a small mandrel 17 penetrates through the inner hole to be connected, one end of the small mandrel 17 extends out of the rectangular connecting block 16 to be sleeved and locked with one end of a fork-shaped frame 22, the other end of the fork-shaped frame 22 is sleeved and locked with a positioning sleeve 26, and the outer side of the positioning sleeve 26 is fixedly connected with the large right-angle-shaped support base 3 through a connecting piece.
Specifically, as shown in fig. 3, the drum type rotary mandrel 14 is fastened above the rectangular coupling block 16 by four socket head cap screws 15, is fitted into the inner hole of the rectangular coupling block 16 by a small mandrel 17, is inserted with its protruding end into the circular hole at one end of the yoke 22, and is fixed by two round nuts 33, whereby the drum type rotary mandrel 14 can be rotated up and down to a desired angle and orientation about the small mandrel 17, as shown by the arrowed line in fig. 2. Meanwhile, as shown in fig. 3, the small mandrel 17 is arranged in the inner hole of the rectangular connecting block 16 and is locked by the second hexagon socket screw 18 along the radial direction. The small mandrel 17 is installed in the inner hole of the rectangular connecting block 16, and the other end far away from the fork-shaped frame 22 is axially positioned by using a second shaft elastic retainer ring 32.
In particular, the total length M of the revolving support roller 7 is greater than the width N of the web 6. The coil stock 6 can move left and right along the upper surface of the 7 wear-resistant rubber aluminum alloy rotary supporting roller within the size range of M during working, the moving direction is shown as a straight line with an arrow in the figure, N is larger than M, and sufficient safety allowance is guaranteed.
Specifically, the rotary backup roller 7 uses a rubber roller surface.
The other end of the fork-shaped frame 22 is sleeved and locked with a positioning sleeve 26, the outer side of the positioning sleeve 26 is fixedly connected with the right-angle support big base 3 through a connecting piece, and the specific connecting structure is as follows: as shown in figure 4, the connecting plate A30 and the positioning sleeve 26 are welded and fixed into a whole, the connecting plate B27 is welded and fixed on the large base 3 of the right-angle bracket, the connecting plate A30 is fastened on the connecting plate B27 by using a hexagon socket head cap screw four 25, after a cylinder at the lower end of the partially assembled forked frame 22 is inserted into an inner hole of the positioning sleeve 26, the positioning sleeve is fixed by using a hexagon socket head cap screw three 24, and the required angle and direction can be adjusted as required.
As shown in figure 2, the fork-shaped frame 22 is bent, the bending angle is 95-120 degrees, and a reinforcing rib plate 23 is arranged at the bending position.
In the above embodiment, as shown in fig. 5, the rotating roller 34 is connected with the small shaft 37 through the second rolling bearing 35, two ends of the small shaft 37 are respectively connected with two side surfaces of the bracket 39 with the U-shaped cross section, and two sides of the bracket 39 are welded with the large right-angle bracket base 3 through the positioning blocks 31. A hole elastic retainer ring 36 is arranged at the outer end of the second rolling bearing 35 in the inner hole of the rotary roller 34, and a shaft elastic retainer ring third 38 is arranged at the position, matched with the bracket 39, of the small shaft 37.
Specifically, the roller 34 uses a nylon roll surface.
In particular, a set of fluency strips 4 share a single bracket 39 that extends along the length. As shown in fig. 1, three sets of flow strips 4 are assembled to the blanking section of the large base 3 of the right-angle bracket and are spot-welded firmly at both sides (in the width direction) thereof by positioning blocks 31. To ensure that the fluency strip 4 does not displace any while the web 6 is in working movement. Thus, the rolling friction between the roll material 6 and the nylon roll surface of the roll 34 of the fluency strip 4 is small. And because the roller 34 is assembled by adopting the second rolling bearing 35, the friction coefficient is extremely small and can be almost ignored. Similarly, the friction coefficient between the coil stock 6 and the rotary supporting roller 7 is almost negligible.
In the above embodiment, as shown in fig. 1, the unwinding material main frames 12 include two symmetrically arranged unwinding material main frames 12, a hand wheel 13 is arranged on the outer side of each unwinding material main frame 12, and a truncated cone thimble 11 is arranged on the inner side of each unwinding material main frame 12; the feeding section of the large base 3 of the right-angle support comprises a lower carrier roller group 10 and an upper rubber pressing roller 8 which are sequentially arranged along the conveying direction.
Specifically, the lower idler set 10 includes at least two idlers.
In the above embodiment, the main punch 2 is a 125T rocking punch.
In the above embodiment, an electric control console 5 is further included for controlling the punch press main machine 2.
The specific working process of this embodiment is as follows:
as shown in fig. 1, a coil stock 6 is mounted on a coil stock unwinding main frame 12 by a hanger, and is fixed by driving a truncated cone thimble 11 by a hand wheel 13. One end of a coil stock 6 penetrates through a lower carrier roller group 10 and an upper pressing rubber roller 8 of a feeding section of a large base 3 of the right-angle support one by one according to the direction shown in figure 1, enters a right-angle turning part of the large base 3 of the right-angle support, and after the upper surface of the large base is wound around a rotary supporting roller 7 made of wear-resistant rubber aluminum alloy for one circle, the large base enters a 125T swinging punching host working platform from a discharging section along a fluency strip 4, an electric control operating platform 5 is started to punch, and a punched sheet finished product 1 is formed. Because the coil stock 6 is made of steel, and the roller surfaces of the rotary supporting roller 7 and the rotary roller 34 of the fluent strip 4 which is in contact with the lower cushion are all made of non-metal materials, the hardness of the non-metal materials is far lower than that of the steel, the scratch hidden danger on the surface of the coil stock 6 in the working moving contact process is eliminated, the quality of punched sheets is improved, and certain guarantee is provided for the performance improvement of the quality of the whole machine.
Claims (10)
1. A swinging punch press coil stock scratch-proof device for processing stator and rotor punching sheets comprises a right-angle support large base (3), and the structure of the device comprises a feeding section connected with a coil stock main frame (12) and a discharging section butted with a punch press main machine (2), and is characterized in that a rotary supporting roll (7) which forms an included angle with the feeding and discharging directions of the right-angle support large base (3) and is used for realizing the steering of a coil stock (6) is arranged at a corner position on the right-angle support large base (3), and the roll surface of the rotary supporting roll (7) is made of a flexible material; the unloading section of the big base of right angle shape support (3) is equipped with multiunit fluent strip (4) along width direction, every group the structure of fluent strip (4) includes that the roll surface of evenly arranging along length direction is the commentaries on classics roller (34) of flexible material, change roller (34) through staff (37) and with support (39) that the big base of right angle shape support (3) linked firmly are connected.
2. The swinging punch press coil stock scratch-proof device for processing the stator and rotor punching sheets as claimed in claim 1, wherein the rotary supporting roll (7) comprises two sections which are respectively connected with two ends of a drum-shaped rotary mandrel (14) through rolling bearings, the drum-shaped rotary mandrel (14) is connected with the right-angle support big base (3) through a forked frame (22) which is rotatably connected with the drum-shaped rotary mandrel, so that the rotary supporting roll (7) is obliquely arranged relative to the upper surface of the right-angle support big base (3), and the inclination angle is adjustable.
3. The swinging punch coiling material scratch-proof device for processing the stator and rotor punching sheet as claimed in claim 2, wherein the lower end of the drum-shaped rotary mandrel (14) is connected with a rectangular connecting block (16) through a fastener, an inner hole is formed in the drum-shaped rotary mandrel, a small mandrel (17) is arranged in the inner hole in a penetrating mode and connected with the drum-shaped rotary mandrel, one end of the small mandrel (17) extends out of the rectangular connecting block (16) to be sleeved and locked with one end of a fork-shaped frame (22), the other end of the fork-shaped frame (22) is sleeved and locked with a positioning sleeve (26), and the outer side of the positioning sleeve (26) is fixedly connected with the large base (3) of the right-angle-shaped support through a connecting piece.
4. The coil material scratch-proof device of the swinging punch press for processing the stator and rotor punching sheets as claimed in claim 2, wherein the total length of the rotary supporting roll (7) is greater than the width of the coil material (6); the rotary supporting roller (7) adopts a rubber roller surface.
5. The coil material scratch-proof device of the swing punch press for processing the stator and rotor punching sheets according to claim 2, wherein the forked frame (22) is bent, the bending angle is 95-120 degrees, and a reinforcing rib plate (23) is arranged at the bending position.
6. The swinging punch roll material scratch-proof device for processing the stator and rotor punching sheets as claimed in claim 2, wherein a section of the drum-shaped rotating mandrel (14) which is matched with a section of the rotating supporting roll (7) close to the large base (3) of the right-angle support is provided with a one-way thrust plane bearing (19) at the outer end of the rolling bearing, and the one-way thrust plane bearing (19) is axially positioned through an elastic check ring for a shaft.
7. The coiling material scratch-proof device of the swing punch press for processing the stator and rotor punching sheets as claimed in claim 1, wherein the rotating roller (34) is connected with the small shaft (37) through a rolling bearing, two ends of the small shaft (37) are respectively connected with two side faces of the support (39) with the U-shaped section, and two sides of the support (39) are welded with the large right-angle support base (3) through the positioning blocks (31).
8. The coiling material scratch-proof device of the swing punch press for processing the stator and rotor punching sheets as claimed in claim 7, wherein a hole elastic retainer ring is arranged at the outer end of the rolling bearing in the inner hole of the rotating roller (34), and a shaft elastic retainer ring is arranged at the position, matched with the bracket (39), of the small shaft (37).
9. The coil material scratch-proof device of the swinging punch press for processing the stator and rotor punching sheets as claimed in claim 7, wherein the rotating roller (34) adopts a nylon roller surface.
10. The coiling material scratch-proof device of the swing punch press for processing the stator and rotor punching sheets as claimed in claim 1, wherein the number of the uncoiling material main frames (12) is two, the outer side of each uncoiling material main frame (12) is provided with a hand wheel (12), and the inner side of each uncoiling material main frame is provided with a truncated cone thimble (11); the feeding section of the large right-angle support base (3) comprises a lower carrier roller group (10) and an upper pressure rubber roller (8) which are sequentially arranged along the conveying direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110513861.XA CN113231515B (en) | 2021-05-11 | 2021-05-11 | Swinging punch coiled material scratch-proof device for stator and rotor punching sheet processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110513861.XA CN113231515B (en) | 2021-05-11 | 2021-05-11 | Swinging punch coiled material scratch-proof device for stator and rotor punching sheet processing |
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| Publication Number | Publication Date |
|---|---|
| CN113231515A true CN113231515A (en) | 2021-08-10 |
| CN113231515B CN113231515B (en) | 2022-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110513861.XA Active CN113231515B (en) | 2021-05-11 | 2021-05-11 | Swinging punch coiled material scratch-proof device for stator and rotor punching sheet processing |
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| Country | Link |
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| CN (1) | CN113231515B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113716090A (en) * | 2021-09-17 | 2021-11-30 | 红蜂维尔(山东)自动化技术有限公司 | Inclined type film conveying device |
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| CN1569353A (en) * | 2003-07-22 | 2005-01-26 | 祝仕华 | Automatic longitudinally and horizontally feeding method for wide breadth roll material and apparatus therefor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113716090A (en) * | 2021-09-17 | 2021-11-30 | 红蜂维尔(山东)自动化技术有限公司 | Inclined type film conveying device |
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|---|---|
| CN113231515B (en) | 2022-12-23 |
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