CN212042132U - Manual pipe bender - Google Patents
Manual pipe bender Download PDFInfo
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- CN212042132U CN212042132U CN202020504554.6U CN202020504554U CN212042132U CN 212042132 U CN212042132 U CN 212042132U CN 202020504554 U CN202020504554 U CN 202020504554U CN 212042132 U CN212042132 U CN 212042132U
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Abstract
The utility model discloses a manual pipe bender, which comprises a supporting frame, wherein the upper surface of the supporting frame is rotationally connected with a pipe bending disc through a rotating shaft, the pipe bending disc is provided with an arc-shaped positioning groove along the peripheral surface thereof, the outer wall of the pipe bending disc at the upper end and the lower end of the arc-shaped positioning groove is fixedly provided with a U-shaped frame, the opening of the U-shaped frame faces the arc-shaped positioning groove of the pipe bending disc, one side of the U-shaped frame, which is far away from the pipe bending disc, is in threaded connection with a limiting push rod, and a pipe fitting is clamped between the limiting push rod and the; the upper surface of support frame is provided with carries out spacing stop gear to the pipe fitting at the pipe fitting bending process, stop gear with the return bend dish is in the coplanar. The bending machine can be used for bending pipes with different sizes.
Description
Technical Field
The utility model relates to a construction field, in particular to manual hickey.
Background
Metal pipes such as stainless steel pipes, copper pipes and the like are often required to be bent in the use process so as to change the original linear flow direction, and the pipe bender is a special tool for bending the metal pipes.
The patent document with the prior publication number of CN105107894A discloses a pipe bender, which comprises a fixed handle and a pipe bending disk arranged at one end of the fixed handle, wherein a pipe pressing head capable of clamping a copper pipe to rotate along the outer annular surface of the pipe pressing head is rotatably connected to the pipe bending disk, the pipe pressing head is rotatably connected to the inner side end of the pipe pressing handle through a long arc hole and a rotating shaft inserted into the long arc hole in a sliding manner, the outer side end of the pipe pressing handle extends out of the corresponding pipe pressing head above the fixed handle, a front pressing rotating pin and a rear pressing rotating pin are arranged on the pipe pressing head close to the long arc hole in parallel, and the pipe pressing handle is flatly abutted against the front pressing rotating pin or the rear pressing rotating pin or is vertically inserted between the front pressing rotating pin and the rear pressing rotating pin to drive the pipe pressing head to rotate along the outer annular. An annular lower positioning groove is arranged on the outer annular surface of the bent pipe disc in parallel and is matched with the copper pipe.
However, the above prior art solutions still have the following drawbacks: the above-mentioned tube bender can only be used for bending a fixed size of pipe, which limits the range of application, and if it is desired to bend pipes with different sizes of diameters, a corresponding tube bender must be additionally purchased, resulting in a high cost.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a manual hickey, it can realize bending not unidimensional pipe fitting.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a manual pipe bender comprises a supporting frame, wherein the upper surface of the supporting frame is rotatably connected with a pipe bending disc through a rotating shaft, the pipe bending disc is provided with an arc-shaped positioning groove along the peripheral surface of the pipe bending disc, a U-shaped frame is fixedly arranged on the outer walls of the upper end and the lower end of the arc-shaped positioning groove of the pipe bending disc, the opening of the U-shaped frame faces the arc-shaped positioning groove of the pipe bending disc, one side of the U-shaped frame, far away from the pipe bending disc, is in threaded connection with a limiting push rod, and a pipe fitting is clamped between the limiting push rod and; the upper surface of support frame is provided with carries out spacing stop gear to the pipe fitting at the pipe fitting bending process, stop gear with the return bend dish is in the coplanar.
By adopting the technical scheme, one ends of the pipe fittings with different sizes are arranged between the arc-shaped positioning groove and the limiting push rod, one side of each pipe fitting is abutted against the arc-shaped positioning groove, the limiting push rod is rotated and moves relative to the U-shaped frame until one end of the limiting push rod in the U-shaped frame is abutted against the other side of the pipe fitting, and the peripheral surface of the other end of each pipe fitting is arranged at the limiting mechanism; then, a limiting push rod is presumed, the limiting push rod drives the U-shaped frame to rotate, the U-shaped frame drives the pipe bending disc to rotate, and the pipe bending disc drives the pipe fittings to bend, so that the pipe fittings with different sizes are bent.
The utility model discloses further set up to: the limiting mechanism comprises a first connecting plate and a second connecting plate which are arranged on the upper surface of the supporting frame, a first limiting assembly arranged on the first connecting plate and a second limiting assembly arranged on the second connecting plate, wherein the first limiting assembly and the second limiting assembly are arranged oppositely, and the first limiting assembly and the second limiting assembly are butted to form a limiting hole for limiting the pipe fitting.
Through adopting above-mentioned technical scheme, first connecting plate and second connecting plate set up relatively, through the spacing subassembly of the first spacing subassembly of control and second be close to each other and keep away from the limiting displacement that realizes the pipe fitting.
The utility model discloses further set up to: first spacing subassembly includes threaded connection in the first transverse threaded rod of first connecting plate, threaded connection in the first sliding block of first transverse threaded rod and sets firmly the first locating part in first sliding block upper end, the spacing subassembly of second includes threaded connection in the second transverse threaded rod of second connecting plate, threaded connection in the second sliding block of second transverse threaded rod and sets firmly the second locating part in second sliding block upper end, first transverse threaded rod with second transverse threaded rod parallel arrangement, just first transverse threaded rod with be provided with between the second transverse threaded rod prevent first locating part with the spacing guide subassembly that second locating part circumference was changeed.
Through adopting above-mentioned technical scheme, under the effect of spacing direction subassembly, rotate first transverse threaded rod and rotate, first transverse threaded rod drives first sliding block and slides, and first sliding block drives first locating part and removes, rotates second transverse threaded rod and rotates, and second transverse threaded rod drives the second sliding block and slides, and the second sliding block drives the second locating part and removes for the pipe fitting joint is between first locating part and second locating part, realizes, and is spacing to the pipe fitting.
The utility model discloses further set up to: the first limiting part comprises a first limiting block, a first semicircular limiting groove is formed in the first limiting block, the second limiting part comprises a second limiting block, a second semicircular limiting groove is formed in the second limiting block, and the first semicircular limiting groove and the second semicircular limiting groove are in butt joint to form a limiting hole used for limiting the pipe fitting.
Through adopting above-mentioned technical scheme, first locating part and second locating part adopt the spacing pore pair pipe fitting that first locating part and second locating part formed to form the joint spacing, simple structure and convenient operation respectively.
The utility model discloses further set up to: spacing direction subassembly including set firmly in first connecting plate with horizontal guide bar between the second connecting plate, horizontal guide bar is located between first horizontal threaded rod and the second horizontal threaded rod, the lower surface of first stopper has set firmly first guide block, first guide block slides and connects in horizontal guide bar, the lower surface of second stopper has set firmly the second guide block, the second guide block slides and connects in horizontal guide bar.
Through adopting above-mentioned technical scheme, spacing direction subassembly adopts the cooperation of horizontal guide bar, first guide block and second guide block to, realize preventing the circumferential direction of first stopper and second stopper to the spacing guide effect of first slider and second slider.
The utility model discloses further set up to: the U-shaped frame is provided with a fixing hole at one side far away from the pipe bending disc, a limiting sleeve is fixedly arranged in the fixing hole, an internal thread is arranged on the inner circumferential surface of the limiting sleeve, an external thread is arranged on the outer circumferential surface of the limiting push rod, and the limiting push rod is in threaded connection with the limiting sleeve.
Through adopting above-mentioned technical scheme, the area is seted up to the increase screw thread to the setting of spacing sleeve pipe, prevents to take place to damage because the thickness of U type frame side plate is too thin, plays the further guard action to U type frame.
The utility model discloses further set up to: and one end of the limiting pushing rod, which is abutted to the pipe fitting, is fixedly provided with an abutting plate.
Through adopting above-mentioned technical scheme, the setting of butt plate increases the area of contact of spacing catch bar and pipe fitting, and the butt effect of the spacing catch bar of messenger is stronger.
The utility model discloses further set up to: first rotating disk is installed to first horizontal threaded rod in the outer one end of first connecting plate, second rotating disk is installed to second horizontal threaded rod in the outer one end of second connecting plate.
Through adopting above-mentioned technical scheme, the setting of first rolling disc and second rolling disc makes things convenient for the staff to rotate first horizontal threaded rod and second horizontal threaded rod.
To sum up, the utility model discloses following beneficial effect has: one end of each pipe fitting with different sizes is arranged between the arc-shaped positioning groove and the limiting push rod, one side of each pipe fitting abuts against the arc-shaped positioning groove, the limiting push rod is rotated, the limiting push rod moves relative to the U-shaped frame until one end of the limiting push rod in the U-shaped frame abuts against the other side of each pipe fitting, and the outer peripheral surface of the other end of each pipe fitting is arranged at the limiting mechanism; then, a limiting push rod is presumed, the limiting push rod drives the U-shaped frame to rotate, the U-shaped frame drives the pipe bending disc to rotate, and the pipe bending disc drives the pipe fittings to bend, so that the pipe fittings with different sizes are bent.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the present invention except for the supporting frame;
fig. 3 is a schematic structural diagram of the limiting mechanism of the present invention.
In the figure, 1, a support frame; 11. a support leg; 12. a support panel; 2. a support block; 21. a rotating shaft; 211. a vertical limiting strip; 3. bending a pipe disc; 31. an arc-shaped positioning groove; 32. a U-shaped frame; 321. a fixing hole; 33. a vertical limiting groove; 41. a limiting push rod; 411. a butt joint plate; 412. a ball-shaped handle; 42. a limiting sleeve; 51. a first connecting plate; 511. a first transverse plate; 512. a first vertical plate; 5121. a first threaded hole; 5122. a fourth threaded hole; 52. a second connecting plate; 521. a second transverse plate; 522. a second vertical plate; 5221. a second threaded hole; 5222. a third threaded hole; 6. a first limit component; 61. a first transverse threaded rod; 611. a first rotating disk; 612. a first positioning plate; 62. a first sliding block; 63. a first stopper; 631. a first semicircular limiting groove; 7. a second limiting component; 71. a second transverse threaded rod; 711. a second rotating disk; 712. a second positioning plate; 72. a second sliding block; 73. a second limiting block; 731. a second semicircular limiting groove; 8. a limiting guide component; 81. a lateral guide bar; 82. a first guide block; 83. a second guide block; 91. a first bolt; 92. and a second bolt.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, in order to disclose the manual pipe bender of the present invention, the manual pipe bender includes a supporting frame 1, the supporting frame 1 includes four supporting legs 11 and a supporting panel 12, the supporting panel 12 is rectangular, and the four supporting legs 11 are welded on the lower surfaces of the four corners of the supporting panel 12; the upper surface of the supporting panel 12 is welded with a supporting block 2, and the upper surface of the supporting block 2 is rotatably connected with a pipe bending disc 3 through a rotating shaft 21.
The outer peripheral face welding of axis of rotation 21 has vertical spacing 211, and vertical spacing groove 33 has been seted up in vertical spacing 211 department to return bend dish 3, and vertical spacing 211 joint in vertical spacing groove 33, when return bend dish 3 rotated for supporting shoe 2, the lower extreme of axis of rotation 21 rotated and is connected in supporting shoe 2, the upper end of axis of rotation 21 and return bend dish 3 static relatively.
Referring to fig. 1 and 3, a limiting mechanism is arranged on the upper surface of the supporting panel 12, the limiting mechanism and the supporting block 2 are arranged at intervals, the limiting mechanism comprises a first connecting plate 51, a second connecting plate 52, a first limiting component 6 and a second limiting component 7, the first connecting plate 51 is arranged in an L shape, the first connecting plate 51 comprises a first vertical plate 512 and a first transverse plate 511, the first vertical plate 512 and the first transverse plate 511 are integrally formed, the first transverse plate 511 is screwed on the supporting panel 12 through two first bolts 91 arranged at intervals, and the first limiting component 6 is arranged on the first vertical plate 512; the second connecting plate 52 is arranged in an L shape, the second connecting plate 52 comprises a second vertical plate 522 and a second transverse plate 521, the second vertical plate 522 and the second transverse plate 521 are integrally formed, the second transverse plate 521 is screwed on the supporting panel 12 through two second bolts 92 arranged at intervals, and the second limiting assembly 7 is arranged on the second vertical plate 522; and the first riser 512 and the second riser 522 are spaced apart and disposed opposite one another.
Referring to fig. 2 and 3, the first limiting assembly 6 includes a first transverse threaded rod 61, a first sliding block 62 and a first limiting block 63, the first riser 512 is provided with a first threaded hole 5121, the second riser 522 is provided with a second threaded hole 5221, two ends of the first transverse threaded rod 61 are respectively in threaded connection with the first threaded hole 5121 and the second threaded hole 5221, the end of the first transverse threaded rod 61 after penetrating through the first threaded hole 5121 is provided with a first rotating disc 611, and the end of the first transverse threaded rod 61 after penetrating through the second threaded hole 5221 is welded with a first positioning plate 612; the first sliding block 62 is provided with a first sliding threaded hole, and the first sliding block 62 is in threaded connection with the first transverse threaded rod 61; the first stopper 63 is welded to the upper surface of the first sliding block 62, and the first stopper 63 has a first semicircular stopper groove 631.
The second limiting component 7 comprises a second transverse threaded rod 71, a second sliding block 72 and a second limiting block 73, a third threaded hole 5222 is formed in the second vertical plate 522, a fourth threaded hole 5122 (not shown in the figure) is formed in the first vertical plate 512, two ends of the second transverse threaded rod 72 are respectively in threaded connection with the third threaded hole 5222 and the fourth threaded hole 5122, a second rotary disc 711 is installed at the end part, after the second transverse threaded rod 72 is inserted into the third threaded hole 5222, of the second transverse threaded rod 72, and a second positioning plate 712 is welded at the end part, after the second transverse threaded rod 72 is inserted into the fourth threaded hole 5122, of the second transverse threaded; a second sliding threaded hole is formed in the second sliding block 72, and the second sliding block 72 is in threaded connection with the second transverse threaded rod 71; the second limiting block 73 is welded on the upper surface of the second sliding block 72, and a second semicircular limiting groove 731 is formed in the second limiting block 73. The first semicircular limiting groove 631 and the second semicircular limiting groove 731 are butted to form a limiting hole for limiting the pipe fitting, and the pipe fitting is connected to the limiting hole in a sliding manner.
A limiting guide assembly 8 for preventing the first limiting block 63 and the second limiting block 73 from rotating circumferentially is arranged between the first transverse threaded rod 61 and the second transverse threaded rod 71, the limiting guide assembly 8 comprises a transverse guide rod 81, a first guide block 82 and a second guide block 83, the transverse guide rod 81 is welded between the first vertical plate 512 and the second vertical plate 522, the transverse guide rod 81 is located between the first transverse threaded rod 61 and the second transverse threaded rod 71, the first guide block 82 is welded on the lower surface of the first limiting block 63, the first guide block 82 is provided with a first guide hole, the transverse guide rod 81 is arranged in the first guide hole in a penetrating manner, the first guide block 82 is connected to the transverse guide rod 81 in a sliding manner, and the first guide block 82 and the first sliding block 62 are arranged in parallel; the second guide block 83 is welded on the lower surface of the second limiting block 73, a second guide hole is formed in the second guide block 83, the transverse guide rod 81 is arranged in the second guide hole in a penetrating mode, the second guide block 83 is connected to the transverse guide rod 81 in a sliding mode, and the second guide block 83 and the second sliding block 72 are arranged in parallel. When the first rotating disc 611 is rotated, the first rotating disc 611 drives the first sliding block 62 to slide, and the first sliding block 62 drives the first limiting block 63 to move; when the second rotating disc 711 is rotated, the second rotating disc 711 drives the second sliding block 72 to slide, and the second sliding block 72 drives the second limiting block 73 to move; therefore, the first limiting block 63 and the second limiting block 73 are moved close to and away from each other, and further, the pipe fitting is clamped or loosened.
The implementation principle of the embodiment is as follows: firstly, placing the pipe fitting between the arc-shaped positioning groove 31 and the abutting plate 411 as well as between the first limiting block 63 and the second limiting block 73, and rotating the limiting push rod 41 according to the thickness of the pipe fitting until one side of the abutting plate 411 far away from the limiting push rod 41 abuts against the outer peripheral surface of the pipe fitting, and one side of the pipe fitting far away from the abutting plate 411 abuts against the groove wall of the arc-shaped positioning groove 31; then, the first rotating disc 611 is rotated, the first rotating disc 611 drives the first transverse threaded rod 61 to rotate, the first transverse threaded rod 61 drives the first sliding block 62 to slide, the first sliding block 62 drives the first limiting block 63 to move, the second rotating disc 711 is rotated, the second rotating disc 711 drives the second transverse threaded rod 71 to rotate, the second transverse threaded rod 71 drives the second sliding block 72 to slide, the second sliding block 72 drives the second limiting block 73 to move until the first semicircular limiting groove 631 and the second semicircular limiting groove 731 are respectively attached to the outer circumferential surfaces of the pipe fittings, finally, the limiting push rod 41 is pushed, the limiting push rod 41 drives the U-shaped frame 32 to rotate, the U-shaped frame 32 drives the bent pipe disc 3 to rotate, the bent pipe disc 3 drives the pipe fittings to bend, in the process of bending the pipe fittings, the pipe fittings relatively slide relative to the limiting holes formed by butting of the first semicircular limiting groove 631 and the second semicircular limiting groove 731, thereby, bending operations for different pipe fittings are realized.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. A manual pipe bender, characterized by: the pipe bending device comprises a support frame (1), wherein the upper surface of the support frame (1) is rotatably connected with a pipe bending disc (3) through a rotating shaft (21), an arc-shaped positioning groove (31) is formed in the outer peripheral surface of the pipe bending disc (3), a U-shaped frame (32) is fixedly arranged on the outer wall of the upper end and the lower end of the arc-shaped positioning groove (31) of the pipe bending disc (3), the opening of the U-shaped frame (32) faces the arc-shaped positioning groove (31) of the pipe bending disc (3), one side, far away from the pipe bending disc (3), of the U-shaped frame (32) is in threaded connection with a limiting push rod (41), and a pipe fitting is clamped between the limiting push; the upper surface of support frame (1) is provided with carries out spacing stop gear to the pipe fitting at the pipe fitting bending process, stop gear with bend pipe dish (3) are in the coplanar.
2. A manual tube bender as claimed in claim 1, wherein: the limiting mechanism comprises a first connecting plate (51) and a second connecting plate (52) which are arranged on the upper surface of the support frame (1), a first limiting component (6) arranged on the first connecting plate (51) and a second limiting component (7) arranged on the second connecting plate (52), wherein the first limiting component (6) and the second limiting component (7) are arranged oppositely, and the first limiting component (6) and the second limiting component (7) are connected oppositely to form a limiting hole for limiting the pipe fitting.
3. A manual pipe bender as claimed in claim 2, wherein: the first limiting component (6) comprises a first transverse threaded rod (61) in threaded connection with the first connecting plate (51), a first sliding block (62) in threaded connection with the first transverse threaded rod (61), and a first limiting part fixedly arranged at the upper end of the first sliding block (62), the second limiting component (7) comprises a second transverse threaded rod (71) in threaded connection with the second connecting plate (52), a second sliding block (72) in threaded connection with the second transverse threaded rod (71), and a second limiting piece fixedly arranged at the upper end of the second sliding block (72), the first transverse threaded rod (61) and the second transverse threaded rod (71) are arranged in parallel, and a limiting guide assembly (8) for preventing the first limiting piece and the second limiting piece from rotating circumferentially is arranged between the first transverse threaded rod (61) and the second transverse threaded rod (71).
4. A manual tube bender as claimed in claim 3, wherein: the first limiting part comprises a first limiting block (63), a first semicircular limiting groove (631) is formed in the first limiting block (63), the second limiting part comprises a second limiting block (73), a second semicircular limiting groove (731) is formed in the second limiting block (73), and the first semicircular limiting groove (631) and the second semicircular limiting groove (731) are butted to form a limiting hole used for limiting the pipe fitting.
5. A manual tube bender as claimed in claim 4, wherein: spacing direction subassembly (8) including set firmly in first connecting plate (51) with horizontal guide bar (81) between second connecting plate (52), horizontal guide bar (81) are located between first horizontal threaded rod (61) and second horizontal threaded rod (71), the lower surface of first stopper (63) has set firmly first guide block (82), slide and connect in horizontal guide bar (81) first guide block (82), the lower surface of second stopper (73) has set firmly second guide block (83), slide and connect in horizontal guide bar (81) second guide block (83).
6. A manual tube bender as claimed in claim 1, wherein: a fixing hole (321) is formed in one side, far away from the bent pipe disc (3), of the U-shaped frame (32), a limiting sleeve (42) is fixedly arranged in the fixing hole (321), an internal thread is formed in the inner circumferential surface of the limiting sleeve (42), an external thread is formed in the outer circumferential surface of the limiting push rod (41), and the limiting push rod (41) is in threaded connection with the limiting sleeve (42).
7. A manual tube bender as claimed in claim 1, wherein: one end of the limiting pushing rod (41) abutting against the pipe fitting is fixedly provided with an abutting plate (411).
8. A manual tube bender as claimed in claim 3, wherein: and a first rotating disc (611) is installed at one end, outside the first connecting plate (51), of the first transverse threaded rod (61), and a second rotating disc (711) is installed at one end, outside the second connecting plate (52), of the second transverse threaded rod (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020504554.6U CN212042132U (en) | 2020-04-08 | 2020-04-08 | Manual pipe bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020504554.6U CN212042132U (en) | 2020-04-08 | 2020-04-08 | Manual pipe bender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212042132U true CN212042132U (en) | 2020-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020504554.6U Active CN212042132U (en) | 2020-04-08 | 2020-04-08 | Manual pipe bender |
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| Country | Link |
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| CN (1) | CN212042132U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113275421A (en) * | 2021-05-14 | 2021-08-20 | 常州众研科技发展有限公司 | Workpiece locking bracket for bending machine |
| CN113399517A (en) * | 2021-01-18 | 2021-09-17 | 浙江普光窗饰有限公司 | Anti-wrinkle processing method for aluminum alloy bent pipe fitting |
| CN116197281A (en) * | 2023-04-27 | 2023-06-02 | 能邦(苏州)换热器有限公司 | Air conditioner pipe bending machine |
-
2020
- 2020-04-08 CN CN202020504554.6U patent/CN212042132U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113399517A (en) * | 2021-01-18 | 2021-09-17 | 浙江普光窗饰有限公司 | Anti-wrinkle processing method for aluminum alloy bent pipe fitting |
| CN113275421A (en) * | 2021-05-14 | 2021-08-20 | 常州众研科技发展有限公司 | Workpiece locking bracket for bending machine |
| CN116197281A (en) * | 2023-04-27 | 2023-06-02 | 能邦(苏州)换热器有限公司 | Air conditioner pipe bending machine |
| CN116197281B (en) * | 2023-04-27 | 2023-08-29 | 能邦(苏州)换热器有限公司 | Air conditioner pipe bending machine |
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