CN220329689U - Pipe bending device for bicycle pipe fitting production - Google Patents
Pipe bending device for bicycle pipe fitting production Download PDFInfo
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- CN220329689U CN220329689U CN202322276482.0U CN202322276482U CN220329689U CN 220329689 U CN220329689 U CN 220329689U CN 202322276482 U CN202322276482 U CN 202322276482U CN 220329689 U CN220329689 U CN 220329689U
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- 238000005452 bending Methods 0.000 title claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 49
- 239000010959 steel Substances 0.000 claims abstract description 49
- 230000000694 effects Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model relates to the technical field of bicycle production, in particular to a pipe bending device for bicycle pipe fitting production, which comprises a rack, a machine top supported by the rack, and at least two clamping devices arranged at intervals, wherein the clamping devices comprise: the base is arranged on the frame; the square frame is arranged at the top of the base, and a hinge is arranged at the joint of the square frame and the base; the first pulley is arranged in the square frame, the first pulley is penetrated by a shaft column, and two ends of the shaft column are rotatably connected to the square frame; the second pulleys are arranged in the square frame and are arranged at the bottom of the first pulley at intervals. When the steel pipe bending machine is used, the steel pipe is inserted between the two clamping devices, and when the steel pipe is bent, the first pulley can rotate the steel pipe towards the position between the two clamping devices, so that friction force between the steel pipe and the clamping devices is reduced, and the problem that the clamping devices are damaged or even scrapped by the steel pipe possibly caused by long-time bending operation of original equipment is solved.
Description
Technical Field
The utility model relates to the technical field of bicycle production, in particular to a pipe bending device for bicycle pipe fitting production.
Background
Bicycle tubes are an important component for connecting bicycle parts, and are commonly used in the frame, handlebars, seat supports, etc. To meet the different bicycle types and individualization requirements, the tube needs to have various curved shapes and angles. Conventional pipe bending devices are usually designed as fixed pipe bending dies, and each time a pipe fitting with different bending degrees needs to be processed, the corresponding die needs to be stopped and replaced. Such an operation process not only wastes time, but also increases production costs and labor intensity of workers.
In order to solve the problem that the traditional pipe bending machine needs to be stopped and the corresponding mould is replaced, the patent with the prior publication number of CN211489166U proposes a pipe bending machine for producing a bicycle frame, when the pipe bending machine for producing the bicycle frame is used for processing bent pipes, a cylinder is started firstly to adjust the relative distance between two clamping seats and a bending block so as to correspond to the bending degree of a straight pipe to be processed, then the straight pipe is placed on the two clamping seats and a bending device is started to press down, and the straight pipe can be bent to the bending degree to be processed.
However, after the steel pipe is clamped by the clamping seat, the clamping position of the clamping seat is used for clamping the steel pipe by the two springs, the contact surface of the springs and the steel pipe is provided with the anti-slip pad, and when the bending operation is performed, if the diameter of the bent steel pipe is too large, the pressure of the springs on the steel pipe is also larger, and when the bending operation is performed for a long time, the clamping device of the bending machine may be damaged or even scrapped.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the pipe bending device for producing the bicycle pipe fitting, which can reduce the friction force between the clamping seat and the steel pipe and solve the problem that the clamping device is damaged or even scrapped by the steel pipe possibly caused by long-time bending operation of the original equipment.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bicycle pipe fitting production is with swan neck system, includes the frame and by the frame support's top of machine still includes the clamping device that two at least intervals set up, clamping device includes:
the base is arranged on the frame;
the square frame is arranged at the top of the base, and a hinge is arranged at the joint of the square frame and the base;
the first pulley is arranged in the loop-shaped frame and is penetrated by a shaft column, and two ends of the shaft column are rotatably connected to the loop-shaped frame;
the second pulleys are arranged in the square frame, and the second pulleys are arranged at the bottom of the first pulleys at intervals.
Optionally, the frame is provided with the first pneumatic cylinder corresponding to clamping device quantity, the output of first pneumatic cylinder connect in the base.
Optionally, circumferential grooves are formed in the circumferential directions of the first pulley and the second pulley, and an opening suitable for inserting a steel pipe is formed between the two circumferential grooves.
Optionally, the jack post run through in two rotatable connections in two circular handles of jack post both sides, be suitable for offer on the jack post the notch of activity from top to bottom, two the shank of circular handle extends up to the top of jack post, two fixed by a plate between the shank of circular handle, be run through on the plate first lead screw, jack post top is provided with a bearing frame, the first end of first lead screw with the bearing frame is coaxial fixed, the plate with first lead screw threaded connection.
Optionally, a conveyor belt is arranged on one side of the frame, a second screw rod is arranged on the top of the frame, one end of the second screw rod is coaxially fixed with a motor, a square block is connected to the second screw rod in a threaded manner, an electric push rod is fixed to the bottom of the square block, and a magnet is connected to the output end of the electric push rod.
Optionally, a twisting cap is arranged at the second end of the first screw rod, and a plurality of recesses are formed in the circumferential direction of the twisting cap.
(III) beneficial effects
Compared with the prior art, the utility model provides the pipe bending device for producing the bicycle pipe fitting, which has the following beneficial effects:
1. when the steel pipe bending machine is used, firstly, a steel pipe is inserted between the first pulley and the second pulley, then one end of the inserted steel pipe is inserted between the first pulley and the second pulley of the second clamping device, when the steel pipe is bent, the first pulley can rotate the steel pipe between the two clamping devices, the loop frame can rotate between the two clamping devices through the hinge, so that the friction force between the steel pipe and the clamping devices is reduced, and the problem that the clamping devices are damaged or even scrapped by the steel pipe possibly caused by long-time bending operation of original equipment is solved;
2. according to the screw rod rotating device, the screw rod is rotated by rotating the screw rod through the twisting cap, the plurality of depressions are formed in the circumferential direction of the twisting cap, friction between fingers and the twisting cap is increased by the depressions, so that people can save more labor when rotating the screw rod, and the problem that people are laborious when rotating the screw rod is solved.
Drawings
FIG. 1 shows a schematic diagram of the front view of the present utility model;
FIG. 2 shows a schematic diagram of an axial side structure of the present utility model;
FIG. 3 shows a schematic view of the structure of two clamping devices in operation;
FIG. 4 shows a schematic diagram of the front view of the clamping device;
fig. 5 shows a schematic diagram of an axial structure of the clamping device.
In the figure: 1. a shape-returning frame; 2. a first pulley; 3. a second pulley; 4. a shaft post; 5. a hinge; 6. a first screw rod; 7. twisting the cap; 8. a base; 9. a round handle; 10. a plate; 11. a bearing seat; 12. a steel pipe; 13. a frame; 14. a first hydraulic cylinder; 15. a second hydraulic cylinder; 17. a bending block; 18. a conveyor belt; 19. a second screw rod; 20. a motor; 21. a square block; 22. an electric push rod; 23. a magnet; 24. a set top; 25. a clamping device; 26. notch.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: referring to fig. 1 to 5, an embodiment of the present utility model provides a technical solution: the utility model provides a bicycle pipe fitting production is with swan neck system, includes frame 13 and by the top 24 of frame 13 support, still includes at least two clamping device 25 that the interval set up, and clamping device 25 includes:
a base 8 arranged on the frame 13;
the square frame 1 is arranged at the top of the base 8, and a hinge 5 is arranged at the joint of the square frame 1 and the base 8;
the first pulley 2 is arranged in the square frame 1, the first pulley 2 is penetrated by a shaft column 4, and two ends of the shaft column 4 are rotatably connected to the square frame 1;
the second pulleys 3 are arranged in the square frame 1, and the second pulleys 3 are arranged at intervals at the bottom of the first pulleys 2.
When the pipe bending device for bicycle pipe fitting production is adopted, the steel pipe 12 is required to be bent. The steel pipe 12 is inserted between the first pulley 2 and the second pulley 3, then one end of the inserted steel pipe 12 is inserted between the first pulley 2 and the second pulley 3 of the second clamping device 25, when the steel pipe 12 is bent, the first pulley 2 rotates the steel pipe 12 towards the position between the two clamping devices 25, and the clip 1 rotates towards the position between the two clamping devices 25 through the hinge 5, so that friction force between the steel pipe 12 and the clamping devices 25 is reduced.
As shown in fig. 3, the frame 13 is provided with first hydraulic cylinders 14 corresponding to the number of the clamping devices 25, and the output ends of the first hydraulic cylinders 14 are connected to the base 8; when steel pipes 12 of different bending degrees are required, the distance between the two clamping devices 25 is adjusted by the hydraulic rod, so that the steel pipes 12 can be bent to different bending degrees.
As shown in fig. 5, the circumferential directions of the first pulley 2 and the second pulley 3 are both provided with circumferential grooves, and an opening suitable for inserting the steel pipe 12 is formed between the two circumferential grooves; when the bending operation is carried out, the circumferential grooves between the first pulley 2 and the second pulley 3 can increase the contact area between the first pulley 2 and the steel pipe 12, and the pressure of the first pulley 2 and the second pulley 3 on the steel pipe 12 is reduced.
As shown in fig. 5, the shaft post 4 penetrates through two sides of the square frame 1 and is rotatably connected with two circular handles 9, the square frame 1 is provided with a notch 26 suitable for the shaft post 4 to move up and down, the handles of the two circular handles 9 extend upwards to the top of the square frame 1, the handles of the two circular handles 9 are fixed by a plate 10, a first screw rod 6 penetrates through the plate 10, the top of the square frame 1 is provided with a bearing seat 11, the first end of the first screw rod 6 is coaxially fixed with the bearing seat 11, and the plate 10 is in threaded connection with the first screw rod 6; when the steel pipes 12 with different diameters need to be bent, the first screw rod 6 is rotated, the first screw rod 6 moves with the plate 10 fixed with the round handle 9, the round handle 9 drives the shaft column 4 to move up and down through the notch 26, and the first pulley 2 connected with the shaft column 4 moves up and down, so that the clamping device 25 can clamp the steel pipes 12 with different diameters.
As shown in fig. 1, a conveyor belt 18 is arranged on one side of the frame 13, a second screw rod 19 is arranged on a machine top 24, one end of the second screw rod 19 is coaxially fixed with a motor 20, a square block 21 is connected to the second screw rod 19 in a threaded manner, an electric push rod 22 is fixed at the bottom of the square block 21, and the output end of the electric push rod 22 is connected with a magnet 23; when the steel pipe 12 needs to be bent, the motor 20 is controlled to rotate the screw rod to drive the square block 21 to move, when the square block 21 reaches the upper part of the conveyor belt 18, the electric push rod 22 at the bottom of the square block 21 is controlled to downwards move the magnet 23 at the output end of the electric push rod 22 until the magnet adsorbs the steel pipe 12, and the motor 20 moves the square block 21 between the two clamping assemblies, so that the efficiency of a person is higher when a large number of bending operations are performed.
As shown in fig. 4, a torsion cap 7 is arranged at the second end of the first screw rod 6, and a plurality of recesses are formed in the circumferential direction of the torsion cap 7; when the first screw rod 6 is rotated, the first screw rod 6 is rotated by rotating the torsion cap 7, and a plurality of depressions are formed in the circumferential direction of the torsion cap 7, and the depressions increase friction between fingers and the torsion cap 7, so that people need to save more labor when rotating the first screw rod 6.
Working principle: when the steel pipe 12 needs to be bent, the motor 20 is controlled to rotate the screw rod to drive the square 21 to move, when the square 21 reaches the upper part of the conveyor belt 18, the electric push rod 22 at the bottom of the square 21 is controlled to downwards move the magnet 23 at the output end of the electric push rod 22 until the magnet 23 adsorbs the steel pipe 12, the motor 20 moves the square 21 between two clamping assemblies, a person removes the steel pipe 12 from the magnet 23, inserts the steel pipe 12 between the first pulley 2 and the second pulley 3, then inserts one end of the inserted steel pipe 12 between the first pulley 2 and the second pulley 3 of the second clamping device 25, the circumferential groove between the first pulley 2 and the second pulley 3 can increase the contact area between the first pulley 2 and the steel pipe 12, the pressure of the first pulley 2 and the second pulley 3 on the steel pipe 12 is reduced, the first screw rod 6 is rotated by rotating the torsion cap 7, a plurality of depressions are formed in the circumferential direction of the torsion cap 7, friction force between fingers and the torsion cap 7 is increased by the depressions, then the first screw rod 6 moves with the plate 10 fixed with the round handle 9, the round handle 9 drives the shaft column 4 to move up and down through the notch 26, the first pulley 2 connected with the shaft column 4 moves up and down, when the steel pipe 12 is bent, the first pulley 2 rotates the steel pipe 12 towards the position between the two clamping devices 25, the clip frame 1 rotates towards the position between the two clamping devices 25 through the hinge 5, and when the steel pipe 12 with different bending degrees is needed, the distance between the two clamping devices 25 is adjusted through the hydraulic rod, so that the steel pipe 12 can be bent to different bending degrees.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a bicycle pipe fitting production is with swan neck system, includes frame (13) and by roof (24) that frame (13) supported, its characterized in that still includes clamping device (25) that two at least intervals set up, clamping device (25) include:
a base (8) arranged on the frame (13);
the square frame (1) is arranged at the top of the base (8), and a hinge (5) is arranged at the joint of the square frame (1) and the base (8);
the first pulley (2) is arranged in the square frame (1), the first pulley (2) is penetrated by a shaft column (4), and two ends of the shaft column (4) are rotatably connected to the square frame (1);
the second pulleys (3) are arranged in the square frame (1), and the second pulleys (3) are arranged at intervals at the bottom of the first pulleys (2).
2. The pipe bending device for producing bicycle pipe fittings according to claim 1, wherein: the machine frame (13) is provided with first hydraulic cylinders (14) corresponding to the clamping devices (25), and the output ends of the first hydraulic cylinders (14) are connected with the base (8).
3. The pipe bending device for producing bicycle pipe fittings according to claim 1, wherein: circumferential grooves are formed in the circumferential directions of the first pulley (2) and the second pulley (3), and an opening suitable for inserting a steel pipe (12) is formed between the two circumferential grooves.
4. The pipe bending device for producing bicycle pipe fittings according to claim 1, wherein: the utility model discloses a novel structure of a shaft column, including two shaft column (4), two support (1) and support (1), shaft column (4) run through in the rotatable connection in two circular handles (9) of shape frame (1) both sides, be suitable for offer on shape frame (1) notch (26) of activity about shaft column (4), two the stalk portion of circular handle (9) extends up to the top of shape frame (1) returns, two be fixed by plate (10) between the stalk portion of circular handle (9), be run through on plate (10) first lead screw (6), shape frame (1) top is provided with a bearing frame (11) returns, the first end of first lead screw (6) with bearing frame (11) coaxial fastening, plate (10) with first lead screw (6) threaded connection.
5. The pipe bending device for producing bicycle pipe fittings according to claim 1, wherein: one side of frame (13) is provided with a conveyer belt (18), be provided with second lead screw (19) on roof (24), the one end and the coaxial fixed of a motor (20) of second lead screw (19), threaded connection has a square block (21) on second lead screw (19), square block (21) bottom is fixed with an electric putter (22), the output of electric putter (22) is connected with a magnet (23).
6. The pipe bending apparatus for bicycle pipe fitting production according to claim 4, wherein: the second end of the first screw rod (6) is provided with a twisting cap (7), and a plurality of depressions are formed in the circumferential direction of the twisting cap (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322276482.0U CN220329689U (en) | 2023-08-23 | 2023-08-23 | Pipe bending device for bicycle pipe fitting production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322276482.0U CN220329689U (en) | 2023-08-23 | 2023-08-23 | Pipe bending device for bicycle pipe fitting production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220329689U true CN220329689U (en) | 2024-01-12 |
Family
ID=89445978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322276482.0U Active CN220329689U (en) | 2023-08-23 | 2023-08-23 | Pipe bending device for bicycle pipe fitting production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220329689U (en) |
-
2023
- 2023-08-23 CN CN202322276482.0U patent/CN220329689U/en active Active
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