CN212349998U - Hand-held type bending device - Google Patents
Hand-held type bending device Download PDFInfo
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- CN212349998U CN212349998U CN202021443164.9U CN202021443164U CN212349998U CN 212349998 U CN212349998 U CN 212349998U CN 202021443164 U CN202021443164 U CN 202021443164U CN 212349998 U CN212349998 U CN 212349998U
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- 238000005452 bending Methods 0.000 title claims abstract description 58
- 230000001502 supplementing effect Effects 0.000 claims description 11
- 230000000295 complement effect Effects 0.000 claims description 7
- 244000309464 bull Species 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 description 7
- 230000008901 benefit Effects 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a hand-held bending device, which comprises a mounting plate, wherein a fixed stop block is fixed on the mounting plate, two vertical chutes I are arranged on the mounting plate and are positioned under the fixed stop block, slide bars are respectively arranged in the vertical chutes I, the two ends of each slide bar are respectively fixed with a slide stop block, the mounting plate is connected with a first rotating shaft through a bearing, a cam is fixed on the first rotating shaft, the upper end surface of the cam is in contact with the lower end surface of the slide stop block, one end of the cam is fixed with a first handle, an arc-shaped guide block is fixed on the mounting plate and is positioned at one side of the slide stop block, the mounting plate is connected with a second rotating shaft through a bearing, one end of the second rotating shaft, which is far away from the arc-shaped guide block, passes through the mounting plate and is fixed with the first connecting rod and the second connecting rod, the indication block is fixed with the second handle. The hand-held bending device solves the problem of difficult long pipeline bending compensation.
Description
Technical Field
The utility model relates to a field of bending mould, concretely relates to hand-held type bending device.
Background
The application of brake pipe way on the car is very extensive, and the type is various and the shape is complicated, and the bending mode of braking oil pipe adopts lathe processing more at present, receives the restriction of machine tool self structure, and some bendings can't process on the pipeline and need mend curved, but traditional benefit curved mould is desk-top mould, when mending bent pipe way self overlength, can lead to the operational difficulty and mend curved effect relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hand-held type bending device, it can solve the technical problem that above-mentioned background art provided.
In order to achieve the above object, the utility model provides a following technical scheme:
a hand-held bending device comprises a mounting plate, wherein a fixed stop block is fixed on the mounting plate, two first vertical sliding grooves are arranged on the mounting plate and are positioned under the fixed stop block, the two first vertical sliding grooves are arranged in parallel, sliding rods are respectively arranged in the first vertical sliding grooves, sliding stop blocks are respectively arranged at two ends of the mounting plate, two ends of each sliding rod are respectively fixed with the corresponding sliding stop block, the mounting plate is connected with a first rotating shaft through a bearing, a cam is fixed on the first rotating shaft, the upper end surface of the cam is in contact with the lower end surface of the corresponding sliding stop block, one end of the cam is fixed with a first handle, an arc-shaped guide block is fixed on the mounting plate and positioned on one side of the corresponding sliding stop block, the mounting plate is connected with the second rotating shaft through the bearing, one end, far away from the arc-shaped guide block, of the second, the arc-shaped sliding groove, the second rotating shaft and the arc-shaped guide block are arranged concentrically, a bending supplementing block and an indicating block are arranged in the arc-shaped sliding groove, the bending supplementing block is fixed with the first connecting rod, the indicating block is fixed with the second handle, and the lower end of the mounting plate is fixed with the third handle.
Preferably, the mounting plate is provided with scale marks on one side of the arc chute.
Preferably, the outer wall of the third handle is provided with external threads, the mounting plate is provided with a second vertical sliding groove below the cam, the upper end of the third handle penetrates through the mounting plate and extends into the second vertical sliding groove, and the upper end of the third handle is fixed with the fixing block.
Preferably, the arc-shaped guide block is provided with a through hole for the second rotating shaft to pass through and two first threaded holes, the arc-shaped guide block and the mounting plate are fixed through a first bolt, and the first bolt passes through the first threaded hole.
Preferably, montant one and montant two are installed to the mounting panel lower extreme, montant one, montant two, three parallel arrangement of handle, two lower extremes of montant are articulated with the one end of U type pole, the other end and the bull stick of U type pole pass through the bearing and are connected, the upper end and the screw rod of bull stick are fixed, montant one lower extreme is equipped with screw hole two, screw rod one stretches into in the screw hole two fixed with montant one, three overcoat of handle is equipped with the arc guide block more than two, the radius of arc guide block is all inequality, handle three and montant pass the perforation and one of them screw hole one of arc guide block respectively.
Preferably, a third threaded hole is formed in the U-shaped rod, the third threaded hole is horizontally arranged, a limiting pipe is arranged in the third threaded hole, an internal thread is formed in the inner wall of the limiting pipe, and the limiting pipe is in threaded connection with the third threaded hole.
Preferably, still include the carousel, the carousel upper end is fixed with fixed pipe, fixed intraductal auxiliary rod that is fixed, be equipped with on the auxiliary rod outer wall with the external screw thread of spacing intraductal screw thread looks adaptation, three lower extremes of handle are equipped with screw hole four, fixed pipe and handle tee junction are crossed threaded connection, the auxiliary rod stretches into in the screw hole four.
Preferably, a third vertical sliding groove is formed in the mounting plate and located above the first vertical sliding groove, the fixed stop block is fixed with the mounting plate through a second bolt, and the second bolt penetrates through the third vertical sliding groove to be fixed with the nut.
Preferably, connecting rod one and screw rod two pass through threaded connection, screw rod two passes through threaded connection with the curved piece of benefit, the cover is equipped with two nuts on the screw rod two, two nuts are located the curved piece of benefit and keep away from the one end of connecting rod one and the connecting rod one end of keeping away from the curved piece of benefit respectively.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the utility model can repair the bending of the pipeline without moving the pipeline, and solves the problem of difficult repair bending of long pipelines;
2) when the pipeline is bent in a compensation mode, the arc-shaped guide blocks with different radiuses can be replaced to guide the pipeline to form different bending radiuses, and the application range is wide.
Drawings
Fig. 1 is a front view of a hand-held bending device according to embodiment 1 of the present invention;
fig. 2 is a rear view of a hand-held bending device according to embodiment 1 of the present invention;
fig. 3 is a schematic structural diagram of a handheld bending device according to embodiment 2 of the present invention;
fig. 4 is a schematic structural diagram of a handheld bending device according to embodiment 3 of the present invention;
fig. 5 is a schematic structural view of a first vertical rod, a second vertical rod and a U-shaped rod in embodiment 3 of the present invention;
fig. 6 is a schematic structural view of a third handle in embodiment 3 of the present invention;
fig. 7 is a rear view of the mounting plate in embodiment 3 of the present invention;
fig. 8 is a top view of the arc-shaped guide block placed on the placing mechanism according to embodiment 3 of the present invention;
in the figure, 1, a mounting plate, 2, a fixed stop, 3, a first vertical sliding groove, 4, a sliding rod, 5, a sliding stop, 6, a first rotating shaft, 7, a cam, 8, a first handle, 9, an arc-shaped guide block, 10, a second rotating shaft, 11, a first connecting rod, 12, a second connecting rod, 13, an arc-shaped sliding groove, 14, a bending supplementing block, 15, an indicating block, 16, a second handle, 17, a third handle, 18, a scale mark, 19, a second vertical sliding groove, 20, a fixed block, 21, a first vertical rod, 22, a second vertical rod, 23, a T-shaped sliding block, 24, a U-shaped rod, 25, a rotating rod, 26, a first screw rod, 27, a second threaded hole, 28, a perforation, 29, a first threaded hole, 30, a first bolt, 31 and a third; 32. a limiting pipe; 33. a turntable; 34. a fixed tube; 35. an auxiliary lever; 36. a fourth threaded hole; 37. a third vertical chute; 38. a second bolt; 39. a second screw; 40. a nut; 41. a pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-2, a hand-held bending device comprises a mounting plate 1, wherein a fixed stop block 2 is fixed on the mounting plate 1, two vertical sliding grooves I3 are arranged on the mounting plate 1 and under the fixed stop block 2, and the two vertical sliding grooves I3 are arranged in parallel. Slide bars 4 are respectively arranged in the vertical sliding grooves I3, sliding stop blocks 5 are respectively arranged at two ends of the mounting plate 1, and two ends of each slide bar 4 are respectively fixed with the sliding stop blocks 5. The mounting plate 1 is connected with the first rotating shaft 6 through a bearing, a cam 7 is fixed on the first rotating shaft 6, the upper end face of the cam 7 is in contact with the lower end face of the sliding stop block 5, and one end of the cam 7 is fixed with a first handle 8. An arc-shaped guide block 9 is fixed on the mounting plate 1 and located on one side of the sliding stop block 5, the mounting plate 1 is connected with a second rotating shaft 10 through a bearing, and one end, far away from the arc-shaped guide block 9, of the second rotating shaft 10 penetrates through the mounting plate 1 to be fixed with a first connecting rod 11 and a second connecting rod 12. The mounting plate 1 is provided with a circular arc chute 13, and the circular arc chute 13, the second rotating shaft 10 and the arc guide block 9 are concentrically arranged. And a bending supplementing block 14 and an indicating block 15 are arranged in the circular arc-shaped sliding groove 13, the bending supplementing block 14 is fixed with the first connecting rod 11, and the indicating block 15 is fixed with the second connecting rod 12. The indication block 15 is fixed with the second handle 16, and the lower end of the mounting plate 1 is fixed with the third handle 17. And a scale mark 18 is arranged on the mounting plate 1 and positioned on one side of the circular arc chute 13.
The working principle is as follows: firstly, the shape of the pipeline 41 product except the shape needing bending compensation is machined by a machine tool, the semi-finished product is placed on a workbench, and the semi-finished product is clamped into the position of the pipeline 41 needing bending compensation by holding a mold. Firstly, a third handle 17 and a first handle 8 are gripped, the first handle 8 is rotated, the first handle 8 drives a cam 7 to rotate, the cam 7 rotates around a first rotating shaft 6, the cam 7 jacks up a sliding stop block 5, so that the sliding stop block 5 and a fixed stop block 2 clamp a pipeline 41, and a self-locking mechanism can be arranged on the first handle 8, so that the first handle 8 is in a self-locking state; then the second handle 16 and the third handle 17 are tightly held, the third handle 17 is rotated, the third handle 17 drives the bending supplementing block 14 and the indicating block 15 to rotate along the arc-shaped sliding groove 13 simultaneously, the bending supplementing block 14 performs bending supplementing on the pipeline 41 during rotation, the required angle is supplemented according to the reading of the scale marks 18, and the bending supplementing operation is completed.
Example 2
Referring to fig. 3, the handheld bending device further comprises a locking mechanism used for locking the cam 7, the locking mechanism comprises a third handle 17, external threads are arranged on the outer wall of the third handle 17, a second vertical sliding groove 19 is formed in the mounting plate 1 and below the cam 7, the upper end of the third handle 17 penetrates through the mounting plate 1 and extends into the second vertical sliding groove 19, the upper end of the third handle 17 is fixed with the fixing block 20, and the third handle 17 is in threaded connection with the mounting plate 1.
The working principle is as follows: when the cam 7 jacks up and slides the stop block 5, and the sliding stop block 5 and the fixed stop block 2 clamp the pipeline 41 tightly, the third handle 17 is rotated, so that the third handle 17 drives the fixed block 20 to move upwards along the second vertical sliding groove 19 until the fixed block 20 contacts with the lower end face of the cam 7 and jacks up the cam 7, and then the cam 7 can be locked, and the cam 7 is prevented from rotating again.
Example 3
Referring to fig. 4-8, a hand-held type bending device still includes the placement mechanism who is used for placing a plurality of arc guide blocks 9, placement mechanism is including installing montant one 21, montant two 22, handle three 17 at mounting panel 1 lower extreme, montant one 21, montant two 22, handle three 17 parallel arrangement, montant one 21 upper end is fixed with mounting panel 1, montant two 22 upper ends are fixed with T type slider 23, mounting panel 1 lower extreme is equipped with the spacing groove, T type slider 23 is installed at the spacing inslot and can be removed along the spacing groove. The lower end of the second vertical rod 22 is hinged with one end of the U-shaped rod 24, the other end of the U-shaped rod 24 is connected with the rotating rod 25 through a bearing, the upper end of the rotating rod 25 is fixed with the first screw rod 26, the lower end of the first vertical rod 21 is provided with a second threaded hole 27, and the first screw rod 26 extends into the second threaded hole 27 to be fixed with the first vertical rod 21. The handle III 17 is sleeved with more than two arc-shaped guide blocks 9, the radiuses of the arc-shaped guide blocks 9 are different, and the radiuses of the arc-shaped guide blocks 9 are sequentially increased from top to bottom. The arc-shaped guide block 9 is provided with a through hole 28 and two threaded holes I29, the arc-shaped guide block 9 on the mounting plate 1 is fixed with the mounting plate 1 through a bolt I30, the bolt I30 penetrates through the threaded holes I29, and the rotating shaft II 10 penetrates through the through hole 28. The arc-shaped guide block 9, the third handle 17 and the first vertical rod 21 which are positioned on the placing mechanism respectively penetrate through the through hole 28 of the arc-shaped guide block 9 and one threaded hole 29.
And a third threaded hole 31 is formed in the U-shaped rod 24 and below the second vertical rod 22, the third threaded hole 31 is horizontally arranged, a limiting pipe 32 is arranged in the third threaded hole 31, an internal thread is formed in the inner wall of the limiting pipe 32, and the limiting pipe 32 is in threaded connection with the third threaded hole 31. Still include carousel 33, the carousel 33 upper end is fixed with fixed pipe 34, and fixed pipe 34 internal fixation has auxiliary rod 35, is equipped with the external screw thread with spacing 32 internal screw thread looks adaptations on the auxiliary rod 35 outer wall. The lower end of the third handle 17 is provided with a threaded hole four 36, the fixed pipe 34 is in threaded connection with the third handle 17, and the auxiliary rod 35 extends into the threaded hole four 36.
A third vertical sliding groove 37 is formed in the mounting plate 1 and located above the first vertical sliding groove 3, the fixed stop block 2 and the mounting plate 1 are fixed through a second bolt 38, and the second bolt 38 penetrates through the third vertical sliding groove 37 and is fixed with a nut 40. The first connecting rod 11 is in threaded connection with the second screw rod 39, the second screw rod 39 penetrates through the complementary bending block 14 and is in threaded connection with the complementary bending block 14, two nuts 40 are respectively sleeved at two ends of the second screw rod 39, and the two nuts 40 are respectively located at one end, far away from the first connecting rod 11, of the complementary bending block 14 and one end, far away from the complementary bending block 14, of the first connecting rod 11.
The working principle is as follows: and selecting a proper arc-shaped guide block 9 according to the bending compensation radius of the pipeline 41 to be subjected to bending compensation. And rotating the rotating disc 33 to enable the fixed pipe 34 to be screwed off the third handle 17, moving the other arc-shaped guide blocks 9 positioned below the required arc-shaped guide block 9, and enabling the other arc-shaped guide blocks 9 to leave the third handle 17 and enter the second vertical rod 22 along the first vertical rod 21 and the U-shaped rod 24. When all the arc guide blocks 9 below the required arc guide blocks 9 move to the second vertical rod 22, the auxiliary rod 35 extends into the limiting pipe 32, the auxiliary rod 35 is rotated, the auxiliary rod 35 drives the limiting pipe 32 to partially extend out of the third threaded hole 31, and the limiting pipe 32 can prevent the arc guide blocks 9 on the second vertical rod 22 from sliding to the bottom of the U-shaped rod 24. When the required arc-shaped guide block 9 is about to leave the handle III 17, the rotating rod 25 is rotated, the vertical rod II 22 is pulled downwards at the same time, the screw rod I26 is separated from the threaded hole II 27, the U-shaped rod 24 is not fixed with the vertical rod I21 any more, the required arc-shaped guide block 9 is taken out, and the arc-shaped guide block 9 is completely separated from the handle III 17 and the vertical rod I21. Then, the U-shaped rod 24 is fixed with the first vertical rod 21 again, and the rotating disc 33 is fixed with the third handle 17, so that the other arc-shaped guide blocks 9 are prevented from falling off. The method can arrange the arc-shaped guide blocks 9 in order, and the needed arc-shaped guide blocks 9 can be found conveniently and quickly.
And fixing the required arc-shaped guide block 9 on the mounting plate 1 through a second bolt 38. And (3) enabling the lower end face of the pipeline 41 to be subjected to bending compensation to be tangent to the upper end face of the arc-shaped guide block 9, loosening the second bolt 38, moving the second bolt 38 along the third vertical sliding groove 37 until the fixed stop block 2 is tightly attached to the pipeline 41, and tightening the second bolt 38 to prevent the fixed stop block 2 from moving. Then, the first handle 8 is rotated, so that the cam 7 drives the sliding block 5 to move upwards along the first vertical chute 3 to clamp the pipeline 41. Then the nut 40 is unscrewed, the position of the bending compensation block 14 is adjusted, the bending compensation block 14 is enabled to be tightly pressed against the pipeline 41, then the nut 40 is screwed, and the bending compensation block 14 is fixed. And the second handle 16 is rotated, the bending compensation block 14 moves along the circular arc-shaped sliding groove 13, and the pipeline 41 is subjected to bending compensation.
After the arc-shaped guide block 9 is used, the rotating disc 33 is screwed off, the U-shaped rod 24 is opened, the arc-shaped guide block 9 is sleeved on the third handle 17 and the first vertical rod 21 again, then the U-shaped rod 24 is fixed with the first vertical rod 21, the arc-shaped guide block 9 on the second vertical rod 22 is moved to the first vertical rod 21 along the U-shaped rod 24, and the arc-shaped guide block 9 is sleeved on the third handle 17. When all the arc-shaped guide blocks 9 are sleeved on the third handle 17 and the first vertical rod 21, the limiting pipe 32 is completely screwed into the third threaded hole 31, and the rotary disc 33 is fixed with the third handle 17.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or scope of the invention as defined in the accompanying claims.
Claims (9)
1. A hand-held bending device, characterized in that: the mounting plate comprises a mounting plate, a fixed stop block is fixed on the mounting plate, two first vertical sliding grooves are formed in the mounting plate and located under the fixed stop block, the two first vertical sliding grooves are arranged in parallel, sliding rods are arranged in the first vertical sliding grooves respectively, sliding stop blocks are arranged at two ends of the mounting plate respectively, two ends of each sliding rod are fixed to the corresponding sliding stop block respectively, the mounting plate is connected with a first rotating shaft through bearings, a cam is fixed to the first rotating shaft, the upper end face of the cam is in contact with the lower end face of the corresponding sliding stop block, one end of the cam is fixed to a first handle, an arc-shaped guide block is fixed to one side of the mounting plate and located on one side of the corresponding sliding stop block, the mounting plate is connected with the second rotating shaft through bearings, one end, far away from the arc-shaped guide block, of the second, The rotating shaft II and the arc-shaped guide block are concentrically arranged, a bending supplementing block and an indicating block are arranged in the arc-shaped sliding groove, the bending supplementing block is fixed with the connecting rod I, the indicating block is fixed with the connecting rod II, the indicating block is fixed with the handle II, and the lower end of the mounting plate is fixed with the handle III.
2. The hand-held bending device according to claim 1, wherein: and scale marks are arranged on the mounting plate and on one side of the arc-shaped sliding groove.
3. The hand-held bending device according to claim 1, wherein: the outer wall of the third handle is provided with external threads, the mounting plate is provided with a second vertical sliding groove below the cam, the upper end of the third handle penetrates through the mounting plate and extends into the second vertical sliding groove, and the upper end of the third handle is fixed with the fixing block.
4. The hand-held bending device according to claim 1, wherein: the arc-shaped guide block is provided with a through hole for the second rotating shaft to pass through and a first threaded hole, the arc-shaped guide block is fixed with the mounting plate through a first bolt, and the first bolt passes through the first threaded hole.
5. The hand-held bending device according to claim 4, wherein: montant one and montant two are installed to the mounting panel lower extreme, montant one, montant two, three parallel arrangement of handle, two lower extremes of montant are articulated with the one end of U type pole, the other end and the bull stick of U type pole pass through the bearing and are connected, the upper end and the screw rod of bull stick are fixed, montant one lower extreme is equipped with screw hole two, screw rod one stretches into in the screw hole two fixed with montant one, three overcoat of handle are equipped with two above arc guide blocks, the radius of arc guide block is all inequality, handle three and montant pass the perforation and one of them screw hole one of arc guide block respectively.
6. The hand-held bending device according to claim 5, wherein: the U-shaped rod is provided with a third threaded hole, the third threaded hole is horizontally arranged, a limiting pipe is arranged in the third threaded hole, an internal thread is arranged on the inner wall of the limiting pipe, and the limiting pipe is in threaded connection with the third threaded hole.
7. The hand-held bending device according to claim 6, wherein: the handle is characterized by further comprising a rotary table, the upper end of the rotary table is fixed to the fixed pipe, an auxiliary rod is fixed in the fixed pipe, external threads matched with the internal threads of the limiting pipe are arranged on the outer wall of the auxiliary rod, a fourth threaded hole is formed in the lower end of the handle, the fixed pipe is in threaded connection with the handle tee, and the auxiliary rod stretches into the fourth threaded hole.
8. The hand-held bending device according to claim 5, wherein: and a third vertical sliding groove is formed in the mounting plate and above the first vertical sliding groove, the fixed stop block is fixed with the mounting plate through a second bolt, and the second bolt penetrates through the third vertical sliding groove to be fixed with the nut.
9. The hand-held bending device according to claim 5, wherein: the connecting rod I is in threaded connection with the screw rod II, the screw rod II is in threaded connection with the complementary bending block, two nuts are sleeved on the screw rod II, and the two nuts are respectively located at one end, away from the connecting rod I, of the complementary bending block and at one end, away from the complementary bending block, of the connecting rod I.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021443164.9U CN212349998U (en) | 2020-07-21 | 2020-07-21 | Hand-held type bending device |
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CN202021443164.9U CN212349998U (en) | 2020-07-21 | 2020-07-21 | Hand-held type bending device |
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CN212349998U true CN212349998U (en) | 2021-01-15 |
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CN202021443164.9U Active CN212349998U (en) | 2020-07-21 | 2020-07-21 | Hand-held type bending device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111744998A (en) * | 2020-07-21 | 2020-10-09 | 合肥江淮汽车制管有限公司 | Hand-held type bending device |
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2020
- 2020-07-21 CN CN202021443164.9U patent/CN212349998U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111744998A (en) * | 2020-07-21 | 2020-10-09 | 合肥江淮汽车制管有限公司 | Hand-held type bending device |
CN111744998B (en) * | 2020-07-21 | 2024-10-15 | 合肥江淮汽车制管有限公司 | Handheld bending device |
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