CN204052500U - A kind of core-pulling device of pipe bending machine - Google Patents
A kind of core-pulling device of pipe bending machine Download PDFInfo
- Publication number
- CN204052500U CN204052500U CN201420602643.9U CN201420602643U CN204052500U CN 204052500 U CN204052500 U CN 204052500U CN 201420602643 U CN201420602643 U CN 201420602643U CN 204052500 U CN204052500 U CN 204052500U
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- CN
- China
- Prior art keywords
- core
- guide rail
- loosing core
- oil cylinder
- bending machine
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model discloses a kind of core-pulling device of pipe bending machine, belong to bending machine field.It comprises fixture, loose core oil cylinder and die change oil cylinder of loosing core, and also comprises ball screw, reductor, servomotor, cylinder pedestal of loosing core, mobile device, the first guide rail and the second guide rail.The first described guide rail is made up of two closed slides, and the first guide rail is fixed on the side of fixture; The first described guide rail is parallel with ball screw; Described mobile device is positioned on the first guide rail, and the top of mobile device is provided with a connecting plate; Described connecting plate is connected with nut; The second described guide rail is made up of two closed slides; Described cylinder pedestal of loosing core is positioned on the second guide rail; Described oil cylinder of loosing core is fixed on the side of cylinder pedestal of loosing core; The upper surface of described mobile device is also provided with die change cylinder pedestal of loosing core.The utility model device is simple, is easy to operation, greatly can improves the precision that bending machine is loosed core.
Description
Technical field
The utility model relates to bending machine field, specifically, refers more particularly to the core-pulling device on pipe bending machine.
Background technology
The arrival of 21 century, industrial development is flourishing rapidly, all trades and professions increase rapidly for the demand of various model bend pipe, particularly the growth of machinery industry is the most outstanding, for the quantity of various brake forming pipe fitting, specification and all constantly increasing with the requirement of material etc., style is also constantly updating, higher requirement be it is also proposed for bend pipe precision simultaneously, need with the use of plug during bending machine work, and want to take out plug, then need to use core-pulling device for bent pipes, and the speed of loosing core decides the operating efficiency of lathe, so need high-precision core-pulling device to loose core, improve the speed and precision of loosing core.
China Patent No. 201010265858.2, publication date on January 19th, 2011, discloses the patent document of the core-pulling device on a bending machine by name.The core-pulling device of this disclosure of the invention, comprise the oil cylinder of loosing core on plug pull bar and fuselage, plug pull bar is connected with connecting axle of loosing core with cruciform joint by the rod head be movably hinged, loose core oil cylinder piston rod on be provided with piston rod attachment, described connecting axle of loosing core is set with attaching nut, the loose core end of connecting axle is provided with ballhead, attaching nut and piston rod attachment are respectively arranged with sphere recreation room, and ballhead is bound between the sphere of a pair recreation room of coupling nut and piston rod attachment.By loosing core, ballhead is arranged in connecting axle end, matched with the recreation room containing sphere on coupling nut and piston rod attachment by ballhead, instead of and realize Mandrel Rotating function with plain thrust bearing in coupling nut, alleviate the load of oil cylinder of loosing core, ensure that the stability of whole core-pulling device.But what this invention solved is the problem of the load alleviating oil cylinder of loosing core, for the control accuracy of core-pulling device without any improvement, or there is slow-footed problem of loosing core.
China Patent No. 200920268847.2, publication date on August 4th, 2010, discloses the patent document of a hand-operated core pulling pipe bender by name.Disclosed in this utility model, device comprises workbench and bend pipe mould, the horizontal scroll bar decelerator of the useful handwheel transmission in the below of workbench, the main shaft shaft coupling connecting bending pipe die power transmission shaft of its turbine, installs bend pipe mould through table plane.When carrying out bend pipe, first the head of loosing core of correspondence, alignment pin and core_pulling pole, bearing, regulating wheel of loosing core being installed, core_pulling pole being enclosed within and loosing core on bearing, rotary core pulling regulating wheel, the neck mouth that makes to loose core aligns with bending die center line.Advance from head of loosing core and want the steel pipe of curved arc, the position alignment bending die center line position that steel pipe wants curved arc to start, with pipe clamp, pipe clamp geometrical clamp, steel pipe is fixed on bending die, adjusting rod compression regulating wheel, make steel pipe and bending die item tight.Use handwheel geared worm, drive turbine, connecting joint, bending die power transmission shaft, bending die to rotate, make steel pipe curved arc thereupon, loose core on bearing because loose core head and core_pulling pole are stuck in, the head of loosing core in pipe does not move with steel pipe curved arc, thus makes bend pipe satisfactorily shaping.This utility model, in non-electric situation, adds one not with the head of loosing core of steel pipe motion in the steel pipe wanting curved arc, by rotating handwheel, steel pipe is rotated and satisfactory curved arc with bending die.But this device adopts manual operation, and greatly have influence on the precision of bend pipe, most importantly mobile accuracy is poor, and control accuracy is low, speed of loosing core is slow, affects operating efficiency.
Summary of the invention
The technical problem that 1, will solve
There is the low problem of precision of loosing core for existing core-pulling device for bent pipes, the utility model provides a kind of core-pulling device of pipe bending machine, and this device is simple, easy to operate, greatly can improve the precision that bending machine is loosed core.
2, technical scheme
The purpose of this utility model is achieved by the following technical programs:
A core-pulling device for pipe bending machine, comprises fixture, loose core oil cylinder and die change oil cylinder of loosing core, and also comprises ball screw, reductor, servomotor, cylinder pedestal of loosing core, mobile device, the first guide rail and the second guide rail; Described ball screw is positioned at the top of fixture; Described ball screw is socketed with nut; Described servomotor is connected with ball screw by reductor; The first described guide rail is made up of two closed slides, and the first guide rail is fixed on the side of fixture; The first described guide rail is parallel with ball screw; Described mobile device is positioned on the first guide rail, and the top of mobile device is provided with a connecting plate; Described connecting plate is connected with nut; The second described guide rail is made up of two closed slides; Described cylinder pedestal of loosing core is positioned on the second guide rail; Described oil cylinder of loosing core is fixed on the side of cylinder pedestal of loosing core; The upper surface of described mobile device is also provided with die change cylinder pedestal of loosing core; Described die change oil cylinder of loosing core is fixed on looses core on die change cylinder pedestal.
Preferably, the telescopic direction of described oil cylinder of loosing core is vertical with the second guide rail.
Preferably, the telescopic direction of described die change oil cylinder of loosing core and the second guide rail parallel.
Preferably, the first described guide rail and the direction of the second guide rail are vertical relation.
Preferably, described oil cylinder of loosing core is connected by screw with the connection of cylinder pedestal of loosing core.
Preferably, described die change oil cylinder of loosing core is connected by screw with the connection of die change cylinder pedestal of loosing core.
3, beneficial effect
The utility model compared with prior art has following advantage:
(1) the utility model comprise fixture, oil cylinder of loosing core, die change oil cylinder of loosing core, ball screw, reductor, servomotor, cylinder pedestal of loosing core, mobile device, the first guide rail and the second guide rail; Ball screw is positioned at the top of fixture; Ball screw is socketed with nut; Servomotor is connected with ball screw by reductor; First guide rail is made up of two closed slides, and the first guide rail is fixed on the side of fixture; First guide rail is parallel with ball screw; Mobile device is positioned on the first guide rail, and the top of mobile device is provided with a connecting plate; Connecting plate is connected with nut; Second guide rail is made up of two closed slides; Cylinder pedestal of loosing core is positioned on the second guide rail; Oil cylinder of loosing core is fixed on the side of cylinder pedestal of loosing core; The upper surface of mobile device is also provided with die change cylinder pedestal of loosing core; Die change oil cylinder of loosing core is fixed on looses core on die change cylinder pedestal, and this apparatus structure is simple, and be easy to operation, control accuracy is high, greatly can improve precision and efficiency that bending machine looses core;
(2) the loose core telescopic direction of oil cylinder of the utility model is vertical with the second guide rail, the telescopic direction of die change oil cylinder of loosing core and the second guide rail parallel, can accurately locate the position of loosing core by the oil cylinder that controls to loose core with the movement of die change oil cylinder of loosing core during use easily;
(3) the utility model oil cylinder of loosing core is connected by screw with the connection of cylinder pedestal of loosing core, and die change oil cylinder of loosing core is connected by screw with the connection of die change cylinder pedestal of loosing core, and it is simple, convenient to remove and install, and is convenient to the clean of device and maintenance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
In figure: oil cylinder of 1, loosing core; 2, to loose core die change oil cylinder; 3, to loose core die change cylinder pedestal; 4, ball screw; 5, nut; 6, reductor; 7, servomotor; 8, to loose core cylinder pedestal; 9, mobile device; 10, the first guide rail; 11, the second guide rail.
Detailed description of the invention
Below in conjunction with Figure of description and specific embodiment, the utility model is described in detail.
As shown in Figure 1, a kind of core-pulling device of pipe bending machine, comprises fixture, loose core oil cylinder 1 and die change oil cylinder 2 of loosing core, ball screw 4, reductor 6, servomotor 7, cylinder pedestal 8 of loosing core, mobile device 9, first guide rail 10 and the second guide rail 11; Ball screw 4 is positioned at the top of fixture; Ball screw 4 is socketed with nut 5; Servomotor 7 is connected with ball screw 4 by reductor 6; First guide rail 10 is made up of two closed slides, and the spacing between these two closed slides equals 80cm, and this spacing, for moving horizontally control aspect, is run the most stable, good rigidly, and the first guide rail 10 is fixed on the side of fixture; First guide rail 10 is parallel with ball screw 4; Mobile device 9 is positioned on the first guide rail 10, and the top of mobile device 9 is provided with a connecting plate; Connecting plate is connected with nut 5; Second guide rail 11 is made up of two closed slides, and the spacing between two closed slides equals 50cm, and this spacing is the most stable relative to the operation of vertical motion, good rigidly; Cylinder pedestal 8 of loosing core is positioned on the second guide rail 11; Oil cylinder 1 of loosing core is fixed on the side of cylinder pedestal 8 of loosing core; The upper surface of mobile device 9 is also provided with die change cylinder pedestal 3 of loosing core; Die change oil cylinder 2 of loosing core is fixed on looses core on die change cylinder pedestal 3.The telescopic direction of oil cylinder 1 of loosing core is vertical with the second guide rail 11.The telescopic direction of die change oil cylinder 2 of loosing core is parallel with the second guide rail 11.The direction of the first guide rail 10 and the second guide rail 11 is vertical relation.Oil cylinder 1 of loosing core is connected by screw with the connection of cylinder pedestal 8 of loosing core.Die change oil cylinder 2 of loosing core is connected by screw with the connection of die change cylinder pedestal 3 of loosing core.
During use, first servomotor 7 is connected on power supply, start servomotor 7, servomotor 7 drives reductor 6 to operate, and reductor 6 drives ball screw 4 to rotate, and convert rotational motion is the rectilinear motion of nut 5 by ball screw 4, mobile device 9 moves horizontally along the first guide rail 10 with the rectilinear motion of nut 5, oil cylinder 1 of loosing core moves horizontally with the movement of mobile device 9 accordingly with die change oil cylinder 2 of loosing core, and meanwhile, oil cylinder 1 of loosing core can move both vertically along the second guide rail 11.Whole device is simple to operate, flexibly mobile, accurately locate the position of loosing core by controlling the loose core distance of oil cylinder 1 and die change oil cylinder 2 of loosing core of the position of mobile device 9 on the first guide rail 10 and adjustment, thus improve the precision of loosing core greatly.
Claims (6)
1. the core-pulling device of a pipe bending machine, comprise fixture, oil cylinder of loosing core (1) and die change oil cylinder (2) of loosing core, it is characterized in that: also comprise ball screw (4), reductor (6), servomotor (7), cylinder pedestal of loosing core (8), mobile device (9), the first guide rail (10) and the second guide rail (11); Described ball screw (4) is positioned at the top of fixture; Described ball screw (4) is socketed with nut (5); Described servomotor (7) is connected with ball screw (4) by reductor (6); Described the first guide rail (10) is made up of two closed slides, and the first guide rail (10) is fixed on the side of fixture; Described the first guide rail (10) is parallel with ball screw (4); Described mobile device (9) is positioned on the first guide rail (10), and the top of mobile device (9) is provided with a connecting plate; Described connecting plate is connected with nut (5); Described the second guide rail (11) is made up of two closed slides; Described cylinder pedestal of loosing core (8) is positioned on the second guide rail (11); Described oil cylinder of loosing core (1) is fixed on the side of cylinder pedestal of loosing core (8); The upper surface of described mobile device (9) is also provided with die change cylinder pedestal (3) of loosing core; Described die change oil cylinder (2) of loosing core is fixed on looses core on die change cylinder pedestal (3).
2. the core-pulling device of a kind of pipe bending machine according to claim 1, is characterized in that: the telescopic direction of described oil cylinder of loosing core (1) is vertical with the second guide rail (11).
3. the core-pulling device of a kind of pipe bending machine according to claim 1, is characterized in that: the telescopic direction of described die change oil cylinder (2) of loosing core is parallel with the second guide rail (11).
4. the core-pulling device of a kind of pipe bending machine according to claim 1, is characterized in that: described the first guide rail (10) is vertical relation with the direction of the second guide rail (11).
5. the core-pulling device of a kind of pipe bending machine according to claim 1, is characterized in that: described oil cylinder of loosing core (1) is connected by screw with the connection of cylinder pedestal (8) of loosing core.
6. the core-pulling device of a kind of pipe bending machine according to claim 1, is characterized in that: described die change oil cylinder (2) of loosing core is connected by screw with the connection of die change cylinder pedestal (3) of loosing core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420602643.9U CN204052500U (en) | 2014-10-17 | 2014-10-17 | A kind of core-pulling device of pipe bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420602643.9U CN204052500U (en) | 2014-10-17 | 2014-10-17 | A kind of core-pulling device of pipe bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204052500U true CN204052500U (en) | 2014-12-31 |
Family
ID=52194091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420602643.9U Expired - Fee Related CN204052500U (en) | 2014-10-17 | 2014-10-17 | A kind of core-pulling device of pipe bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204052500U (en) |
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2014
- 2014-10-17 CN CN201420602643.9U patent/CN204052500U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20141231 Termination date: 20211017 |
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| CF01 | Termination of patent right due to non-payment of annual fee |