CN204620754U - A kind of modified node method of bending circular pipe device - Google Patents
A kind of modified node method of bending circular pipe device Download PDFInfo
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- CN204620754U CN204620754U CN201520292012.6U CN201520292012U CN204620754U CN 204620754 U CN204620754 U CN 204620754U CN 201520292012 U CN201520292012 U CN 201520292012U CN 204620754 U CN204620754 U CN 204620754U
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- pipe
- chuck
- bending
- node method
- modified node
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Abstract
The utility model discloses a kind of modified node method of bending circular pipe device, comprise stationary work-table and rotating rotary work-table, the rotation round platform freely rotated is provided with in the middle of stationary work-table and rotary work-table, pipe one end is positioned on stationary work-table, the other end is fixed on rotary work-table, rotate round platform sidewall and be provided with circular arc concave surface, be fitted in the circular arc concave surface of rotation round platform sidewall in the middle part of pipe, when rotary work-table is along Plane Rotation, pipe is that bending point is in rotational direction bent by rotary work-table along rotating round platform sidewall, structure is simple, bending precision is good, little to pipe damage.
Description
Technical field
The utility model relates to a kind of modified node method of bending circular pipe device.
Background technology
Round steel pipe is a kind of conventional shaped steel, be widely used in every field, relatively common are building field and industrial circle, also there is a lot of family product also can be used as the skeleton of tables and chairs by round steel pipe simultaneously, strength problem or form fit problem is considered when reality uses, this kind of steel pipe all will carry out bending process, pipe needs the Railway Project considered when bending process: 1, the precise positioning of bending point, if bending point deviation is very large, easily cause the problem that later product rigging error even cannot be assembled comparatively greatly; 2, rebound phenomenon, easily rebound phenomenon is there is in a lot of round steel pipe after by bending, differ larger with the bending angle of actual requirement after resilience, this general all more in pressing and bending generation, pressing and bending is for utilizing the quick bending of impulse force, and when impulse force disappears, round steel pipe can because the self-recovery elastic recoil certain angle of its own metal; 3, the clamping degree of pipe is if pipe has loosening in Forging Process, very large to bending Accuracy.
Utility model content
The utility model technical issues that need to address are, provide a kind of modified node method of bending circular pipe device, and structure is simple, and bending precision is good, and resilience effect is little.
The technical solution of the utility model is: a kind of modified node method of bending circular pipe device, comprise stationary work-table and rotating rotary work-table, the rotation round platform freely rotated is provided with in the middle of stationary work-table and rotary work-table, pipe one end is positioned on stationary work-table, the other end is fixed on rotary work-table, rotate round platform sidewall and be provided with circular arc concave surface, be fitted in the circular arc concave surface of rotation round platform sidewall in the middle part of pipe, when rotary work-table is along Plane Rotation, pipe is that bending point is in rotational direction bent by rotary work-table along rotating round platform sidewall.
Preferably, described stationary work-table is provided with the first clamping device of clamping pipe fore-end, and the first clamping device comprises the first chuck and drives the drive unit of the first chuck.
Preferably, described rotary work-table is provided with the second clamping device of clamping pipe rear end part, and the second clamping device comprises the second chuck and drives the drive unit of the second chuck.
Preferably, the clamping area that the first described chuck, the second chuck contact with pipe is provided with the circular arc concave surface of pipe of fitting.
Preferably, the first described clamping device is provided with transverse slipway along pipe length direction, and the first described chuck slides in transverse slipway.
Preferably, the first described clamping device and the second clamping device are all provided with micromatic setting, micromatic setting comprises screw rod and regulating block, regulating block is fixed on the first clamping device or the second clamping device, screw rod one end and the first chuck or the second chuck is vertical is connected, the other end is threaded with regulating block.
Preferably, described stationary work-table is provided with positioning table, and the head end of positioning table is provided with the L shape positioning strip of pipe lateral attitude, location.
Preferably, the activity orientation sheet of more than at least a slice for secondary location is hinged with in the middle of described positioning table.
Preferably, described rotary work-table is provided with supporting plate below pipe, the thickness of supporting plate and positioning table consistency of thickness.
Preferably, described rotation round platform comprises circular base station, and circular base station axle center is coaxially provided with dismountable rotating disk, and described circular arc concave surface is located at the sidewall of rotating disk.
After adopting the technical program, pipe corresponding rotation is driven when utilizing rotary work-table to rotate, bending point is the rotation round platform of rotary work-table and stationary work-table centre, rotating round platform is freely rotate, in bending circular pipe process, rotate round platform and follow pipe rotation, relative to utilizing the direct bending of impulse force, the more flexibility of this revolving bending method, less to the damage of pipe self, bending point is circular arc in addition, rotary work-table planar arc is coordinated to rotate, the i.e. interior curved and excurvation form fit of bending circular pipe, and rotary work-table routinely applies pressure to pipe, in conjunction with this 2 point, effectively can reduce the rebound phenomenon after bending, ensure its bending precision.
Accompanying drawing explanation
Accompanying drawing 1 is placed on the schematic diagram on apparatus for bending for pipe;
Accompanying drawing 2 be apparatus for bending by after bending circular pipe intention;
Accompanying drawing 3 is schematic diagram after the pipe in accompanying drawing 2 is located by secondary;
Accompanying drawing 4 is the enlarged diagram in the dotted line circle in accompanying drawing 2.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further:
As shown in Figures 1 to 4, a kind of modified node method of bending circular pipe device, comprise stationary work-table 1 and rotating rotary work-table 2, the rotation round platform 3 freely rotated is provided with in the middle of stationary work-table and rotary work-table, in the present embodiment, rotary work-table rotates to rotate centered by round platform, pipe 4 one end is positioned on stationary work-table, the other end is fixed on rotary work-table, rotate round platform sidewall and be provided with circular arc concave surface 31, the outer wall of pipe is also arc surface, arc surface is just contained in circular arc concave surface, pipe is when actual location, pipe mid portion is fitted in the circular arc concave surface of rotation round platform sidewall, rotary work-table is along Plane Rotation, if rotary work-table in Fig. 2 is along rotating clockwise certain angle, the right-hand member of pipe is that bending point is in rotational direction bent by rotary work-table along rotating round platform sidewall, after adopting the technical program, pipe corresponding rotation is driven when utilizing rotary work-table to rotate, bending point is the rotation round platform of rotary work-table and stationary work-table centre, rotating round platform is freely rotate, in bending circular pipe process, rotate round platform and follow pipe rotation, relative to utilizing the direct bending of impulse force, the more flexibility of this revolving bending method, less to the damage of pipe self, bending point is circular arc in addition, rotary work-table planar arc is coordinated to rotate, the i.e. interior curved and excurvation form fit of bending circular pipe, and rotary work-table routinely applies pressure to pipe, in conjunction with this 2 point, effectively can reduce the rebound phenomenon after bending, ensure its bending precision.
In the present embodiment, stationary work-table and rotary work-table have respective clamping device for clamping pipe, prevent from loosening, described stationary work-table is provided with the first clamping device 11 of clamping pipe fore-end, first clamping device comprises the first chuck 110 and drives the drive unit 52 of the first chuck, pipe is sandwiched in the first chuck and rotates between round platform, namely the first chuck is rotating the opposite of round platform, drive unit drive the first chuck near or away from rotation round platform, drive unit can be pneumatic means or hydraulic-driven.In like manner, described rotary work-table is provided with the second clamping device 21 of clamping pipe rear end part, second clamping device comprises the second chuck 210 and drives the drive unit 52 of the second chuck, as preferably, the length of the first chuck is longer, and the length of the second chuck is relatively short, because the first chuck keeps fit-state with pipe all the time in Forging Process, and the second chuck after bending because buckling problem, only some and pipe keep fitting, so do not need very long in length.As preferably, the clamping area that the first described chuck, the second chuck contact with pipe is provided with the circular arc concave surface of pipe of fitting, and in conjunction with the circular arc concave surface rotating round platform, locating effect is better.In the present embodiment the first chuck and the second chuck clamping device with the mode of skid realize near or away from pipe, specifically for the second clamping device, as shown in Figure 3, rotary work-table is fixed with slide unit 53, slide unit is provided with longitudinal slide rail, and sliding in slide rail has slide plate 54, the second chuck described in slide plate one end connects, the slide plate other end drives by drive unit, the structure of the first clamping device and the similar of the second clamping device.
In addition, when rotary work-table rotates, pipe right-hand member can be driven to rotate, when actual bending, pipe can because of dividing to pulling force effect of being turned right, pipe can produce the trend of turning right and being pulled, and the left end portion of pipe is clamped by the first chuck and rotation round platform, if this pulling force is greater than the frictional force between pipe and the first chuck, then pipe can be pulled a bit of distance, now the surface of pipe can be pulled, affect intensity, and the wearing and tearing of the first chuck can be aggravated, in order to avoid the generation of this kind of situation, in the present embodiment, the first chuck is improved, the first described clamping device is provided with transverse slipway 111 along pipe length direction, transverse slipway is preferably dovetail chute, the first described chuck slides in transverse slipway, when rotary work-table rotates, first chuck and pipe still keep geo-stationary, but there is relative sliding between the first chuck and the first clamping device, namely the first chuck can be turned right and is free to slide a segment distance, when rotary work-table gets back to origin-location counterclockwise, second chuck can clash into the first chuck makes it slide into home position left, specifically can see Fig. 2 and Fig. 3, the first chuck in Fig. 2 is the position of sliding to the right after a segment distance, the first chuck in Fig. 3 gets back to home position after being clashed into by the second chuck, in order to ensure that the first chuck unduly moves to left after being knocked, first chuck is provided with spacing block set 1101 at right-hand member, namely overlook and see, first chuck is L-shaped, toward moving left after the first chuck is clashed into by the second chuck, until spacing block set is just fitted with its right end face of transverse slipway.
In addition, as clamping device, in order to adapt to the pipe of different-diameter, each clamping device self is provided with micromatic setting, for the tight ness rating regulating the first chuck or the second chuck and pipe to fit, micromatic setting comprises screw rod 50 and regulating block 51, regulating block is fixed on the slide plate of the first clamping device or the second clamping device, screw rod one end and the first chuck or the second chuck is vertical is connected, the other end is threaded with regulating block, and rotating screw bolt can regulate the first chuck or the original longitudinal pitch between the second chuck and rotation round platform.
Simultaneously, because the diameter of pipe has a lot of specification on the market, in order to the pipe making this programme can be applicable to more specifications, the circular arc concave surface rotated on round platform will make conversion according to pipe diameter, so the circular arc concave surface rotating round platform is preferably removable, for this reason, rotation round platform in this programme is designed to detachable, described rotation round platform comprises circular base station 30, circular base station axle center is coaxially provided with dismountable rotating disk 32, described circular arc concave surface is located at the sidewall of rotating disk, during dismounting, only the rotating disk at circular base station top need be changed, circular base station keeps static and does not adjust, in like manner the first chuck be also dismountable structure between the second chuck and corresponding clamping device.
In order to ensure the accurate positioning of pipe, ensure that the bending point of every root pipe is relatively uniform, this programme devises the positioner for locating pipe lateral attitude on stationary work-table, positioner comprises the positioning table 6 be fixed on steady job deck plate, positioning table is positioned at the below of pipe, the head end of positioning table is provided with L shape positioning strip 61, the anterior end of pipe is just alignd with L shape positioning strip, ensure that every root bending circular pipe point is relatively uniform, and this location structure is very simple, in addition, as preferably, in order to ensure the flatness of pipe, described rotary work-table is provided with supporting plate 63 below pipe, the thickness of supporting plate and positioning table consistency of thickness.When actual bending, a lot of pipe is not only confined to a bending, a lot of pipe can carry out repeatedly bending for the shape need of product, Given this, this programme improves on the positioning device, namely the activity orientation sheet 62 of more than at least a slice for secondary location is hinged with in the middle of described positioning table, activity orientation sheet can stir up and down, when pipe bending first, activity orientation sheet is in and does not upwards turn over state, when the bending of needs secondary, activity orientation sheet upwards stirs, the pipe left end of secondary bending is needed to align with activity orientation sheet, the position of activity orientation sheet can be carried out dismounting and be regulated.
Below only with regard to the utility model preferably example be described, but can not be interpreted as it is limitations on claims.The utility model not only limits to and above example, its concrete structure allows to change, those skilled in the art can make various change and distortion according to the utility model, only otherwise depart from spirit of the present utility model, all should belong to the scope that the utility model claims define.
Claims (10)
1. the modified node method of a bending circular pipe device, it is characterized in that: comprise stationary work-table (1) and rotating rotary work-table (2), the rotation round platform (3) freely rotated is provided with in the middle of stationary work-table and rotary work-table, pipe (4) one end is positioned on stationary work-table, the other end is fixed on rotary work-table, rotate round platform sidewall and be provided with circular arc concave surface (31), be fitted in the circular arc concave surface of rotation round platform sidewall in the middle part of pipe, when rotary work-table is along Plane Rotation, pipe is that bending point is in rotational direction bent by rotary work-table along rotating round platform sidewall.
2. the modified node method of a kind of bending circular pipe device according to claim 1, it is characterized in that: described stationary work-table is provided with first clamping device (11) of clamping pipe fore-end, the first clamping device comprises the first chuck (110) and drives the drive unit (52) of the first chuck.
3. the modified node method of a kind of bending circular pipe device according to claim 2, it is characterized in that: described rotary work-table is provided with second clamping device (21) of clamping pipe rear end part, the second clamping device comprises the second chuck (210) and drives the drive unit (52) of the second chuck.
4. the modified node method of a kind of bending circular pipe device according to claim 3, is characterized in that: the clamping area that the first described chuck, the second chuck contact with pipe is provided with the circular arc concave surface of pipe of fitting.
5. the modified node method of a kind of bending circular pipe device according to claim 4, it is characterized in that: the first described clamping device is provided with transverse slipway (111) along pipe length direction, the first described chuck slides in transverse slipway.
6. the modified node method of a kind of bending circular pipe device according to claim 4, it is characterized in that: the first described clamping device and the second clamping device are all provided with micromatic setting, micromatic setting comprises screw rod (50) and regulating block (51), regulating block is fixed on the first clamping device or the second clamping device, screw rod one end and the first chuck or the second chuck is vertical is connected, the other end is threaded with regulating block.
7. the modified node method of a kind of bending circular pipe device according to claim 1, it is characterized in that: described stationary work-table is provided with positioning table (6), the head end of positioning table is provided with the L shape positioning strip (61) of pipe lateral attitude, location.
8. the modified node method of a kind of bending circular pipe device according to claim 1, is characterized in that: be hinged with the activity orientation sheet (62) that more than a slice is located for secondary in the middle of described positioning table.
9. the modified node method of a kind of bending circular pipe device according to claim 7, is characterized in that: described rotary work-table is provided with supporting plate (63) below pipe, the thickness of supporting plate and positioning table consistency of thickness.
10. the modified node method of a kind of bending circular pipe device according to claim 1, it is characterized in that: described rotation round platform comprises circular base station (30), circular base station axle center is coaxially provided with dismountable rotating disk (32), and described circular arc concave surface is located at the sidewall of rotating disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520292012.6U CN204620754U (en) | 2015-05-07 | 2015-05-07 | A kind of modified node method of bending circular pipe device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520292012.6U CN204620754U (en) | 2015-05-07 | 2015-05-07 | A kind of modified node method of bending circular pipe device |
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| Publication Number | Publication Date |
|---|---|
| CN204620754U true CN204620754U (en) | 2015-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520292012.6U Expired - Fee Related CN204620754U (en) | 2015-05-07 | 2015-05-07 | A kind of modified node method of bending circular pipe device |
Country Status (1)
| Country | Link |
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| CN (1) | CN204620754U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907371A (en) * | 2015-05-07 | 2015-09-16 | 浙江利帆家具有限公司 | Improved structure of round tube bending device |
| CN109158455A (en) * | 2018-08-20 | 2019-01-08 | 佛山市澳霆环境设备制造有限公司 | A kind of pipe gripping device and the bending machine using the device |
| CN112427518A (en) * | 2020-10-28 | 2021-03-02 | 宁波峰梅新能源汽车科技有限公司 | Copper bar flexible coupling and copper bar flexible coupling bender for new energy automobile |
-
2015
- 2015-05-07 CN CN201520292012.6U patent/CN204620754U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907371A (en) * | 2015-05-07 | 2015-09-16 | 浙江利帆家具有限公司 | Improved structure of round tube bending device |
| CN109158455A (en) * | 2018-08-20 | 2019-01-08 | 佛山市澳霆环境设备制造有限公司 | A kind of pipe gripping device and the bending machine using the device |
| CN112427518A (en) * | 2020-10-28 | 2021-03-02 | 宁波峰梅新能源汽车科技有限公司 | Copper bar flexible coupling and copper bar flexible coupling bender for new energy automobile |
| CN112427518B (en) * | 2020-10-28 | 2023-08-18 | 宁波峰梅新能源汽车科技有限公司 | Copper bar flexible connection and copper bar flexible connection bending machine for new energy automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20210507 |