CN215697518U - Simple roll bending device - Google Patents
Simple roll bending device Download PDFInfo
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- CN215697518U CN215697518U CN202120652494.7U CN202120652494U CN215697518U CN 215697518 U CN215697518 U CN 215697518U CN 202120652494 U CN202120652494 U CN 202120652494U CN 215697518 U CN215697518 U CN 215697518U
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Abstract
The utility model discloses a simple roll bending device, which comprises a base, an adjustable supporting block, a cam component, a workpiece baffle, a driving roller, a swing supporting plate, a supporting shaft and a driven wheel component; the base is arranged on a carriage in a lathe, one end of the base is provided with an adjustable supporting block, the other end of the base is hinged with a swinging supporting plate through a supporting shaft, and the swinging supporting plate is provided with a cam assembly, a driven wheel assembly and a workpiece baffle; the driven wheel assembly consists of two driven rollers, a driven wheel bracket, a ball bearing and a mandrel, the two driven rollers are completely consistent in size and structure, the driven rollers are provided with arc-shaped grooves consistent with the driving rollers, the driven rollers are fixed on the driven wheel bracket through the ball bearing and the mandrel, and the driven wheel assembly is integrally installed on the swing bearing plate through a positioning pin and a bolt; the utility model has the advantages of compact structure, convenient operation, stable processing size, low production cost, high production efficiency and random adjustment of the size of the bent arc.
Description
Technical Field
The utility model relates to the technical field of arc workpiece processing, in particular to a simple roll bending device.
Background
At present, bent secondary or special machine production is mostly adopted for bending a whole circle of circular or large arc-shaped products, secondary roll bending is adopted, part clamping and positioning operation is inconvenient, the quality of the produced parts is difficult to guarantee, special machine production is adopted, extra cost is brought to enterprises, the profit margin of the products is reduced, and meanwhile, the special machine cannot meet the production of products with different specifications, so that resource waste is caused. In order to solve the problem, a simple roll bending device needs to be developed and designed, the bending size can be adjusted at will, the production efficiency is high, and the problem that the production cost of the existing secondary bending machine or special machine is high is solved.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the present invention is to solve the above-mentioned drawbacks, and an object of the embodiments of the present invention is to provide a simple roll bending apparatus to solve the above-mentioned problems in the background art.
The technical purpose of the utility model is realized by the following technical scheme:
a simple roll bending device comprises a base, an adjustable supporting plate, a cam assembly, a workpiece baffle, a driving roller, a swinging supporting plate, a supporting shaft and a driven wheel assembly; the base is arranged on a carriage in a lathe, one end of the base is provided with an adjustable supporting block, the other end of the base is hinged with a swinging supporting plate through a supporting shaft, and the swinging supporting plate is provided with a cam assembly, a driven wheel assembly and a workpiece baffle; the driving roller is arranged on the lathe three-jaw chuck, and an arc-shaped groove is formed in the driving roller; the cam assembly consists of a cam, a handle and a pin shaft, the cam is connected to the swinging support plate through the pin shaft, the handle is fixed on the cam through a screw, and the cam can rotate around the pin shaft by pulling the handle, so that the swinging support plate swings up and down around the support shaft; the driven wheel assembly is composed of two driven rollers, a driven wheel support, a ball bearing and a mandrel, the sizes and the structures of the two driven rollers are completely consistent, an arc-shaped groove consistent with the driving roller is formed in each driven roller, each driven roller is fixed on the driven wheel support through the ball bearing and the mandrel, and the driven wheel assembly is integrally installed on the swing support plate through a positioning pin and a bolt.
Furthermore, the bottom of the adjustable supporting block is provided with an adjusting screw rod, and the height position of the adjustable supporting block on the base is adjusted through the adjusting screw rod.
Further, the baffle is arranged on the left side of the main roller and close to the edge of the workpiece.
Furthermore, an open slot is arranged on the base, the swinging support plate is arranged in the open slot of the base through a support shaft, and the swinging support plate is connected with the base through the matching of a screw thread on one end of the support shaft, which is provided with a shaft shoulder, and a nut.
In conclusion, the utility model has the following beneficial effects: the utility model has the advantages of compact structure, convenient operation, stable processing size, low production cost, high production efficiency and arbitrary adjustment of the size of the bending arc, and can solve the problem of high production cost of the existing secondary bending machine or special machine.
Drawings
Fig. 1 is a schematic view of the overall structure of the utility model;
fig. 2 is a cross-sectional view of the present invention.
In the drawing, 1, a carriage in a machine tool; 2. a base; 3. an adjustable support block; 4. a cam; 5. a handle; 6. a pin shaft; 7. a baffle plate; 8. a workpiece; 9. a driving roller; 10. a driven roller; 11. a swing support plate; 12. a support shaft; 13. a ball bearing; 14 mandrel; 15. a driven wheel bracket; 16. a three-jaw chuck.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 and 2, a simple roll bending device includes a base 2, an adjustable support plate 3, a cam assembly (a cam 4, a handle 5, a pin 6), a workpiece retainer 7, a driving roller 9, a swing support frame 11, a support shaft 12, a driven wheel assembly (a driven roller 10, a driven wheel support 15, a mandrel 14, a ball bearing 13), and the like. The base 2 is arranged on a carriage 1 in a lathe, one end of the base 2 is provided with an adjustable supporting block 3, and the other end of the base 2 is hinged with a swinging supporting plate 11 through a supporting shaft 12. The swinging support plate 11 is provided with a cam assembly, a driven wheel assembly and a workpiece baffle 7. The driving roller 9 is arranged on a lathe three-jaw chuck 16, and an arc-shaped groove is formed in the driving roller 9.
The cam component comprises a cam 4, a handle 5 and a pin shaft 6, the cam 4 is connected to the swinging support plate 11 through the pin shaft 6, and the handle 5 is fixed on the cam 4 through screws. The cam 4 can rotate around the pin shaft by pulling the handle 5, so that the belt swing support plate 11 swings up and down around the support shaft 12.
The bottom of the adjustable supporting block 3 is provided with an adjusting screw rod, and the height of the adjustable supporting block 3 is adjusted through the adjusting screw rod, so that the lift range of the cam 4 can be increased or reduced to adapt to products with small sizes.
The baffle 7 is arranged at the edge of the left side of the main roller 9 close to the workpiece 8 so as to ensure that the workpiece is smoothly rolled out in the direction far away from the main shaft.
Example 2
As a further scheme of the utility model, the driven wheel assembly consists of two driven wheels 10, a driven wheel bracket 15, a ball bearing 13 and a mandrel 14, the two driven wheels 10 are completely consistent in size and structure, the shape of an arc-shaped groove is consistent with that of a driving roller, the driven wheel assembly is fixed on the driven wheel bracket 15 through the ball bearing 13 and the mandrel 14, and then the driven wheel assembly is integrally installed on the swing bearing plate 11 through a positioning pin and a bolt.
Example 3
As a further scheme of the utility model, an open slot is arranged on the base 2, the swinging support plate 11 is arranged in the open slot of the base 2 through a support shaft 12, and the swinging support plate 11 is connected with the base 2 through the matching of a screw thread on one end of the support shaft 12 provided with a shaft shoulder and a nut.
The working principle is as follows: the device of the utility model is operated on a common lathe. The active roller 9 is first mounted on the lathe three-jaw chuck 16. And then the roll bending device is arranged on a carriage 1 in a lathe through a base 2, the inner side surface of the base 2 is close to the carriage 1 in the lathe, and the rotating centers of two driven rollers 10 are consistent with the rotating center of a driving roller 9 and locked by a T-shaped bolt. The workpiece is placed between the driving wheel and the driven wheel, and the left and right gaps are adjusted to enable the pipe fitting to be located in the middle of the wheel groove. And starting the machine tool, pulling the handle 5 to lift the cam 4 and lift the swing support plate 11, enabling the driven roller to approach the driving roller, bending into a ring under the action of the driving roller, and then spirally winding out in the direction far away from the main shaft under the guide of the baffle. The lift of the adjusting cam 4 can be bent to form circles or arcs with different sizes. When the cam 4 reaches the maximum lift, the cam can be self-locked, so that the product size can be completely ensured to be stable; in conclusion, the utility model has the advantages of compact structure, convenient operation, stable processing size, low production cost and high production efficiency.
Claims (4)
1. The utility model provides a simple and easy roll bending device which characterized in that: the device comprises a base (2), an adjustable supporting block (3), a cam assembly, a workpiece baffle (7), a driving roller (9), a swinging supporting plate (11), a supporting shaft (12) and a driven wheel assembly; the base (2) is arranged on a carriage (1) in a lathe, one end of the base (2) is provided with an adjustable supporting block (3), the other end of the base (2) is hinged with a swinging supporting plate (11) through a supporting shaft (12), and the swinging supporting plate (11) is provided with a cam assembly, a driven wheel assembly and a workpiece baffle (7); the driving roller (9) is arranged on a lathe three-jaw chuck (16), and an arc-shaped groove is formed in the driving roller (9); the cam assembly consists of a cam (4), a handle (5) and a pin shaft (6), the cam (4) is connected to the swinging support plate (11) through the pin shaft (6), the handle (5) is fixed on the cam (4) through a screw, and the cam (4) can rotate around the pin shaft (6) by pulling the handle (5), so that the swinging support plate (11) swings up and down around a support shaft (12); the driven wheel assembly is composed of two driven rollers (10), a driven wheel support (15), a ball bearing (13) and a mandrel (14), the two driven rollers (10) are completely consistent in size and structure, arc-shaped grooves consistent with the driving rollers (9) are formed in the driven rollers (10), the driven rollers (10) are fixed on the driven wheel support (15) through the ball bearing (13) and the mandrel (14), and the driven wheel assembly is integrally installed on the swing support plate (11) through a positioning pin and a bolt.
2. A simple roll bending device according to claim 1, characterized in that: the bottom of the adjustable supporting block (3) is provided with an adjusting screw rod, and the height position of the adjustable supporting block (3) on the base (2) is adjusted through the adjusting screw rod.
3. A simple roll bending device according to claim 2, characterized in that: the baffle (7) is arranged at the left side of the driving roller (9) and close to the edge of the workpiece (8).
4. A simple roll bending device according to claim 3, characterized in that: an open slot is formed in the base (2), the swinging support plate (11) is installed at the position of the open slot of the base (2) through a support shaft (12), and a thread on one end, provided with a shaft shoulder, of the support shaft (12) is matched with a nut, so that the swinging support plate (11) is connected with the base (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120652494.7U CN215697518U (en) | 2021-03-31 | 2021-03-31 | Simple roll bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120652494.7U CN215697518U (en) | 2021-03-31 | 2021-03-31 | Simple roll bending device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215697518U true CN215697518U (en) | 2022-02-01 |
Family
ID=80028371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120652494.7U Active CN215697518U (en) | 2021-03-31 | 2021-03-31 | Simple roll bending device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215697518U (en) |
-
2021
- 2021-03-31 CN CN202120652494.7U patent/CN215697518U/en active Active
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