CN209021114U - DC motor rotor cable bond bending tool - Google Patents
DC motor rotor cable bond bending tool Download PDFInfo
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- CN209021114U CN209021114U CN201821376298.6U CN201821376298U CN209021114U CN 209021114 U CN209021114 U CN 209021114U CN 201821376298 U CN201821376298 U CN 201821376298U CN 209021114 U CN209021114 U CN 209021114U
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- bending
- cable bond
- cable
- frame
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Abstract
The utility model discloses a kind of DC motor rotor cable bond bending tool, solve the problems, such as that flatness present in existing cable bond bending and consistency are poor.Cable bond insertion linear type slot (2) is provided on bending bottom block (1), the left end of bending bottom block (1) on the outside of cable bond insertion linear type slot (2) left end is provided with cable bond bending saddle (12), upper cover plate (4) are snapped on bending bottom block (1), bending pin shaft (6), which is worn, to be connect between cable bond bending pressing plate (11) and cable bond bending saddle (12), roller shaft (9) and bending idler wheel (10) are provided in the opening of U-frame frame (7), the both ends of bending pin shaft (6) and the opening of U-frame frame (7) are hinged, bending idler wheel is tangent together with cable bond bending saddle left end circular arc side and cable bond bending pressing plate left end circular arc side respectively.The bending consistency of cable bond is improved, bending flatness is guaranteed.
Description
Technical field
The present invention relates to a kind of DC motor rotor cable bond bending tool, in particular to a kind of DC motor rotor is pressed
Line bending tool and bending method.
Background technique
DC motor rotor (commonly referred to as armature) is made of armature core, armature winding, cable bond winding and commutator.
Cable bond winding therein is placed one by one by several hundred cable bonds, on the downside of dense arrangement to armature end-connections, with upside
Armature coil is in and is adjacent to state, and the lead of the two is extend into commutator riser, and armature is formed after welding.Just because of equal
Crimping is coated over this feature below armature winding, and when cable bond bending and molding, the requirement to its geomery is more tight
Lattice, once cable bond breaks down, doing over again, the component that needs are disassembled when reprocessing is very more, and maintenance difficulty is big, thereby it is ensured that pressing
Shape and size when line is bent into U-shaped are particularly critical.Cable bond is a kind of to pass through specific tooling technique system with single electromagnetic wire
The opening shaping coil being made is the flat copper bar being in U-shape, and has the characteristics that specification is small, length-width ratio is big, the radius very little of curved U,
Such as: the specification of some cable bonds is 2 × 6.5, the i.e. cross section of line, and width is 6.5 millimeters, and height is only 2 millimeters, and is rolled over
Before and after curving U-shaped, the flat upper surface of copper bar after the flat upper surface and bending of copper bar before bending to be kept to be in same flat always
On face, the uneven deformation that place top and bottom are bent in bending process is very big, using conventional bending equipment, carries out top U folding
Curved mode is unable to reach technique requirement；It is general that straight line is clamped on table top using conventional manual bending method, using point
The mode of body formula craft bending carries out bending, but has the following problems in this production method: 1) circular arc portion being bent over becomes
Shape is irregular, and consistency does not meet technique requirement；2) rounded sections, which turn over, sticks up seriously, influences its flatness；3) bending work effect
Rate is low.
Summary of the invention
The present invention provides a kind of DC motor rotor cable bond bending tool and bending method, solves and existing press
The technical problem of flatness present in line bending and consistency difference.
The present invention is to solve the above technical problem by the following technical programs:
A kind of DC motor rotor cable bond bending tool, including bending bottom block, upper cover plate and U-frame frame, in U-frame
It is fixedly connected with U-frame frame rotating handle on frame, cable bond insertion linear type slot is provided on bending bottom block, in cable bond
It is provided with the cable bond that pre-bends in insertion linear type slot, a left side for the bending bottom block on the outside of cable bond insertion linear type slot left end
End is provided with cable bond bending saddle, the left end of upper cover plate is provided with cable bond bending pressing plate, on cable bond bending saddle
Be provided with bending pin shaft, be snapped with upper cover plate on bending bottom block, bending pin shaft wear connect cable bond bending pressing plate with press
Between line bending saddle, it is provided with roller shaft in the opening of U-frame frame, bending idler wheel, bending pin are provided on roller shaft
The both ends of axis and the opening of U-frame frame are hinged, bending idler wheel respectively with cable bond bending saddle left end circular arc side
And cable bond bending pressing plate left end circular arc side is tangent together；Between cable bond bending saddle and cable bond bending pressing plate,
And between bending pin shaft and bending idler wheel, it is formed by by passing through the cable bond that pre-bends in mouth.
Upper cover plate is screwed together by fixing bolt and bending bottom block.
A kind of DC motor rotor cable bond bending method, comprising the following steps:
Cable bond insertion linear type slot is arranged in the first step on bending bottom block, is embedded in linear type slot left end in cable bond
Cable bond bending saddle is arranged in the left end of the bending bottom block in outside, and setting bending pin shaft, which is worn, on cable bond bending saddle connects
Hole, and the width of cable bond bending saddle on the left of bending pin shaft jack hole is made to be equal to the width of the cable bond that pre-bends；In upper cover
Cable bond bending pressing plate is arranged in the left end of plate, is arranged on bending pin shaft on cable bond bending pressing plate and perforates, and makes bending pin shaft
The width of cable bond bending pressing plate on the left of upper perforation is equal to the width for the cable bond that pre-bends；It is being connected with U-frame frame rotation hand
Roller shaft is set in the opening of the U-frame frame of handle, and bending idler wheel is set on roller shaft；
Second step, the cable bond that will pre-bend are put into cable bond insertion linear type slot, and bending pin shaft is worn to connect and is being pressed
Between line bending pressing plate and cable bond bending saddle, then the both ends of bending pin shaft and the opening of U-frame frame are hinged,
Enable U-frame frame around bending pin shaft realize rotary motion, U-frame frame rotation in make bending idler wheel respectively with cable bond bending
Saddle left end circular arc side and cable bond bending pressing plate left end circular arc side are tangent；
Third step, between cable bond bending saddle and cable bond bending pressing plate and bending pin shaft and bending idler wheel it
Between, cable bond bending is formed with by mouth, and the cable bond that makes to pre-bend is from the cable bond bending by being pierced by mouth；
4th step, hand-held U-frame frame rotating handle rotate U-frame frame counterclockwise, and bending idler wheel is acted on to pre-bend and be pressed
The lateral surface of the line cable bond that will pre-bend is bent into U-shaped；
5th step, extraction bending pin shaft, U-frame frame is separated with bending bottom block and upper cover plate, lays down fixing bolt, will
Upper cover plate is separated with bending bottom block, the cable bond that pre-bends after taking out bending.
Tool structure of the present invention is simple, and technological operation is easy, and improves the bending consistency of cable bond, bending flatness obtains
To guarantee.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is working state figure of the present invention in bending cable bond in overlook direction；
Fig. 3 is the structural schematic diagram of bending bottom block 1 of the invention in overlook direction；
Fig. 4 is the structural schematic diagram of upper cover plate 4 of the invention in overlook direction.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing:
A kind of DC motor rotor cable bond bending tool, including bending bottom block 1, upper cover plate 4 and U-frame frame 7, in U
It is fixedly connected with U-frame frame rotating handle 8 on shape frame 7, cable bond insertion linear type slot 2 is provided on bending bottom block 1,
It is provided with the cable bond 3 that pre-bends in cable bond insertion linear type slot 2, the folding on the outside of cable bond insertion 2 left end of linear type slot
The left end of bent bottom plate seat 1 is provided with cable bond bending saddle 12, and the left end of upper cover plate 4 is provided with cable bond bending pressing plate 11,
It is provided with bending pin shaft 6 on cable bond bending saddle 12, upper cover plate 4 is snapped on bending bottom block 1, bending pin shaft 6 is worn
It connects between cable bond bending pressing plate 11 and cable bond bending saddle 12, roller shaft 9 is provided in the opening of U-frame frame 7,
Bending idler wheel 10 is provided on roller shaft 9, the both ends of bending pin shaft 6 and the opening of U-frame frame 7 are hinged, bending rolling
Wheel 10 is tangent one with 12 left end circular arc side of cable bond bending saddle and 11 left end circular arc side of cable bond bending pressing plate respectively
It rises；Between cable bond bending saddle 12 and cable bond bending pressing plate 11 and between bending pin shaft 6 and bending idler wheel 10, institute's shape
At pre-bended cable bond 3 by being passed through in mouth.
Upper cover plate 4 is screwed together by fixing bolt 5 and bending bottom block 1.
A kind of DC motor rotor cable bond bending method, comprising the following steps:
Cable bond insertion linear type slot 2 is arranged in the first step on bending bottom block 1, left in cable bond insertion linear type slot 2
It holds the left end of the bending bottom block 1 in outside that cable bond bending saddle 12 is set, bending pin is set on cable bond bending saddle 12
6 jack hole of axis, and the width of the cable bond bending saddle 12 on the left of 6 jack hole of bending pin shaft is made to be equal to the cable bond 3 that pre-bends
Width；Cable bond bending pressing plate 11 is set in the left end of upper cover plate 4, is arranged on bending pin shaft 6 on cable bond bending pressing plate 11
Perforation, and make the width of the cable bond bending pressing plate 11 in perforation left side on bending pin shaft 6 equal to the width for the cable bond 3 that pre-bends；
Roller shaft 9 is set in the opening of U-frame frame 7 for being connected with U-frame frame rotating handle 8, and bending is set on roller shaft 9 and is rolled
Wheel 10；
Second step, the cable bond 3 that will pre-bend are put into cable bond insertion linear type slot 2, and bending pin shaft 6 is worn and is connect equal
Between crimping bending pressing plate 11 and cable bond bending saddle 12, then the opening of the both ends of bending pin shaft 6 and U-frame frame 7 cut with scissors
It is connected together, U-frame frame 7 is enable to realize rotary motion around bending pin shaft 6, divide bending idler wheel 10 in the rotation of U-frame frame 7
It is not tangent with 12 left end circular arc side of cable bond bending saddle and 11 left end circular arc side of cable bond bending pressing plate；
Third step, between cable bond bending saddle 12 and cable bond bending pressing plate 11 and bending pin shaft 6 and bending are rolled
Between wheel 10, cable bond bending is formed with by mouth, and the cable bond 3 that makes to pre-bend is from the cable bond bending by being pierced by mouth；
4th step, hand-held U-frame frame rotating handle 8 rotate U-frame frame 7 counterclockwise, and bending idler wheel 10, which acts on, to pre-bend
The lateral surface of cable bond 3 cable bond 3 that will pre-bend is bent into U-shaped；Due to 3 quilt of cable bond that in entire bending process, pre-bends
It is limited in, by being concentrated in folding stress between the upper down space between cable bond bending saddle 12 and cable bond bending pressing plate 11
In change procedure, the deformation for the cable bond 3 that pre-bends is limited by this two upper and lower plates, and the hair for sticking up phenomenon is turned over so as to avoid rounded sections
It is raw；Meanwhile in bending process, bending idler wheel 10 during scrolling, always with 12 left end circular arc side of cable bond bending saddle
Face and 11 left end circular arc side of cable bond bending pressing plate are tangent, the left and right horizontal at the U-shaped bending deformation for the cable bond 3 that makes to pre-bend
Deformation on direction is limited, ensure that the consistency of the radian of U-shaped bending deformation；
5th step, extraction bending pin shaft 6, U-frame frame 7 is separated with bending bottom block 1 and upper cover plate 4, lays down fixed spiral shell
Bolt 5 separates upper cover plate 4 with bending bottom block 1, the cable bond 3 that pre-bends after taking out bending；In bending process, due to pre-
Often there is the phenomenon of taking-up mold difficulty after bending in the U-shaped radian very little that bending cable bond 3 is bent over, this moulds of industrial equipment
Detachable seperated design takes out mold difficulty after solving the problems, such as bending, accelerates the efficiency of field fabrication.
Claims (2)
1. a kind of DC motor rotor cable bond bending tool, including bending bottom block (1), upper cover plate (4) and U-frame frame (7),
U-frame frame rotating handle (8) is fixedly connected on U-frame frame (7), which is characterized in that be provided on bending bottom block (1)
Cable bond is embedded in linear type slot (2), the cable bond that pre-bends (3) is provided in cable bond insertion linear type slot (2), in cable bond
The left end of bending bottom block (1) on the outside of insertion linear type slot (2) left end is provided with cable bond bending saddle (12), in upper cover plate
(4) left end is provided with cable bond bending pressing plate (11), and bending pin shaft (6) are provided on cable bond bending saddle (12),
It is snapped on bending bottom block (1) upper cover plate (4), bending pin shaft (6) is worn to connect to be rolled in cable bond bending pressing plate (11) and cable bond
Between curved saddle (12), it is provided with roller shaft (9) in the opening of U-frame frame (7), bending rolling is provided on roller shaft (9)
Take turns (10), the both ends of bending pin shaft (6) and the opening of U-frame frame (7) are hinged, bending idler wheel (10) respectively with press
Line bending saddle (12) left end circular arc side and cable bond bending pressing plate (11) left end circular arc side are tangent together；In cable bond
Between bending saddle (12) and cable bond bending pressing plate (11) and between bending pin shaft (6) and bending idler wheel (10), it is formed by
Cable bond (3) are pre-bended by passing through in mouth.
2. a kind of DC motor rotor cable bond bending tool according to claim 1, which is characterized in that upper cover plate (4)
It is to be screwed together by fixing bolt (5) and bending bottom block (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821376298.6U CN209021114U (en) | 2018-08-25 | 2018-08-25 | DC motor rotor cable bond bending tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821376298.6U CN209021114U (en) | 2018-08-25 | 2018-08-25 | DC motor rotor cable bond bending tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209021114U true CN209021114U (en) | 2019-06-25 |
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ID=66875363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821376298.6U Active CN209021114U (en) | 2018-08-25 | 2018-08-25 | DC motor rotor cable bond bending tool |
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| CN (1) | CN209021114U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109226574A (en) * | 2018-08-25 | 2019-01-18 | 中船重工电机科技股份有限公司 | DC motor rotor cable bond bending tool and bending method |
| CN111229978A (en) * | 2020-02-07 | 2020-06-05 | 潘细华 | Bridge reinforcing steel bar bending device |
-
2018
- 2018-08-25 CN CN201821376298.6U patent/CN209021114U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109226574A (en) * | 2018-08-25 | 2019-01-18 | 中船重工电机科技股份有限公司 | DC motor rotor cable bond bending tool and bending method |
| CN111229978A (en) * | 2020-02-07 | 2020-06-05 | 潘细华 | Bridge reinforcing steel bar bending device |
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