CN101428310B - Flexible core of flexible tube terminal mould - Google Patents
Flexible core of flexible tube terminal mould Download PDFInfo
- Publication number
- CN101428310B CN101428310B CN2008100799748A CN200810079974A CN101428310B CN 101428310 B CN101428310 B CN 101428310B CN 2008100799748 A CN2008100799748 A CN 2008100799748A CN 200810079974 A CN200810079974 A CN 200810079974A CN 101428310 B CN101428310 B CN 101428310B
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- connector
- core print
- ball
- ball core
- flexible
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- Expired - Fee Related
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Abstract
The invention discloses a flexible core stud for a flexible pipe end die, which belongs to the technical field of manufacturing a die for a wound form pipe bending machine. The flexible core comprises a straight core stud and a universal core stud, which are connected via a press plate. The universal core stud is comprising a spherical core stud, a middle internal connector, a middle external ring and a lower connector, wherein the middle internal connector and the lower connector are fitted over the spherical core stud via screws at the lower end of the spherical core stud, and the middle external ring is fitted over the middle internal connector. The flexible core stud can be widely used in dies of various wound form pipe bending machines.
Description
Technical field
The core of flexible of flexible pipe terminal mould of the present invention belongs to the technology of die manufacturing field of wound form bending machine.
Background technology
The mould of bending machine is made up of bending die, clamping claw, servo-actuated chute or roller and straight core print at present.This die set is difficult to realize bending thin-walled small-bend radius pipe fitting, light-wall pipe is meant the relative wall thickness in the art: pipe wall thickness/tube outer diameter＜0.04, small-bend radius is a relative bending radius: the pipe of tube bending radius/tube outer diameter≤2, use existing mold when bending the minor radius light-wall pipe, can cause the ovality that bends pipe fitting overproof, the inboard wrinkling defective of crooked position.
Summary of the invention
The present invention overcomes the deficiency that prior art exists, and problem to be solved is: the core of flexible that a kind of flexible pipe terminal mould is provided.
In order to address the above problem, the scheme that the present invention adopts is: the core of flexible of flexible pipe terminal mould comprises straight core print and multi-directional ball core print, straight core print is connected with the multi-directional ball core print by pressing plate, the multi-directional ball core print is made up of ball core print, middle interior connector, middle outer shroud and following connector, connector and following connector in the middle of the screw rod that the structure of multi-directional ball core print is the ball core print by the lower end is set with, middle in the outer face of connector be set with middle outer shroud.
The structure of described ball core print is: the ball core print is " people " font, its top is the ball-type connector, its middle part is provided with inside draw-in groove, and its underpart end face is provided with the screw thread of connecting screw rod, and the groove that adapts with its top ball-type connector inwardly is set in the middle of the end face of its underpart; The structure of connector is in the described centre: the middle part of connector is provided with through hole in middle, middle in the inboard of connector be provided with the ball-type cambered surface that the ball-type connector with the ball core print adapts; The structure of outer shroud is in the middle of described: the outer face of middle outer shroud is provided with the ball-type cambered surface, the outside of interior connector in the middle of the inner face of middle outer shroud is sleeved on; Described connector down is the entity that end face is provided with through hole.
The afterbody of straight core print is provided with the groove that the ball core print with the multi-directional ball core print adapts.
The core of flexible of flexible pipe terminal mould of the present invention is connected with the multi-directional ball core print by straight core print, can be according to the diameter of pipe and the different multi-directional ball core prints of making different sizes of bending radius, the multi-directional ball core print is by the ball core print, connector in middle, middle outer shroud and following connector are formed, the structure of multi-directional ball core print is passed through the screw rod suit of lower end by connector and following connector in middle for the ball core print, outer shroud in the middle of the outer face of connector is set with in middle, the outer face of middle outer shroud is provided with the ball-type cambered surface, the multi-directional ball core print can become tube bending the bend pipe of same internal diameter neatly, and bend pipe carried out set round, can be not wrinkling.
Description of drawings
Further specify below in conjunction with the core of flexible of accompanying drawing flexible pipe terminal mould of the present invention:
Fig. 1 is the structural representation of the core of flexible of flexible pipe terminal mould of the present invention;
Fig. 2 is the enlarged diagram of multi-directional ball core print 3 in the core of flexible of flexible pipe terminal mould shown in Figure 1;
Fig. 3 is the structural representation of connector 6 in the centre shown in Figure 2;
Fig. 4 is the structural representation of connector 8 down shown in Figure 2.
The specific embodiment
The core of flexible of the flexible pipe terminal mould shown in Fig. 1-4 comprises straight core print 1 and multi-directional ball core print 3, and straight core print 1 is connected with multi-directional ball core print 3 by 4 pressing plates 9, and the afterbody of straight core print 1 is provided with the groove 10 that the ball core print 5 with multi-directional ball core print 3 adapts.Multi-directional ball core print 3 is made up of 6,1 middle outer shroud 7 of connector in 5,6 centres of 1 ball core print and 6 following connectors 8, connector 6 and following connector 8 in the middle of the screw rod that the structure of multi-directional ball core print 3 is a ball core print 5 by the lower end is set with, middle in the outer face of connector 6 be set with middle outer shroud 7; The structure of described ball core print 5 is: ball core print 5 is " people " font, its top is the ball-type connector, its middle part is provided with inside draw-in groove, and its underpart end face is provided with the screw thread of connecting screw rod, and the groove that adapts with its top ball-type connector inwardly is set in the middle of the end face of its underpart; The structure of connector 6 is in the described centre: the middle part of connector 6 is provided with through hole in middle, middle in the inboard of connector 6 be provided with the ball-type cambered surface that the ball-type connector with ball core print 5 adapts; The structure of outer shroud 7 is in the middle of described: the outer face of middle outer shroud 7 is provided with the ball-type cambered surface, the outside of interior connector 6 in the middle of the inner face of middle outer shroud 7 is sleeved on; Described connector 8 down is provided with the entity of through hole for end face, connector 6 and middle outer shroud 7 in the middle of hold the upper surface of following connector 8, the draw-in groove of the ball core print 5 of next multi-directional ball core print 3 is blocked in the inboard of following connector 8, make in the ball core print 5 spacing endosphere die cavities that connector 6 forms in ball core print 5 and centre, connect thereby form universal ball.
In the tube bending process, straight core print 1 is positioned at the flexural center all the time or slightly is ahead of the flexural center among the figure, and multi-directional ball core print 3 is deep in the bending deformation area of pipe, and crooked with steel pipe 4, multi-directional ball core print 3 limits the ovalizing deflection of steel pipe internally.Bending die 2 is from the distortion of outside restriction steel pipe.Extract straight core print 1 and multi-directional ball core print 3 out and can carry out set round by means of oil cylinder behind the tube bending pipe.
The installation method of multi-directional ball core print 3 is: the screw rod with ball core print 5 bottoms all connects earlier, the ball core print 5 that will be connected with screw rod is again arranged one by one from top to down, connector 6 in the middle of cover is packed into then, the outer end of connector 6 in the middle of then middle outer shroud 7 covers being packed into, overlap the connector 8 down of packing into again, with screw rod ball core print 5, middle interior connector 6 and middle interior connector 6 lockings are got final product at last.
Claims (2)
1. the core of flexible of flexible pipe terminal mould comprises straight core print (1) and multi-directional ball core print (3), straight core print (1) is connected with multi-directional ball core print (3) by pressing plate (9), it is characterized in that: multi-directional ball core print (3) is made up of ball core print (5), middle interior connector (6), middle outer shroud (7) and following connector (8), connector (6) and following connector (8) in the middle of the screw rod that the structure of multi-directional ball core print (3) is a ball core print (5) by the lower end is set with, the outer face of middle interior connector (6) is set with middle outer shroud (7);
The structure of described ball core print (5) is: ball core print (5) is " people " font, its top is the ball-type connector, its middle part is provided with inside draw-in groove, and its underpart end face is provided with the screw thread of connecting screw rod, and the groove that adapts with its top ball-type connector inwardly is set in the middle of the end face of its underpart;
The structure of connector in the described centre (6) is: the middle part of connector (6) is provided with through hole in middle, middle in the inboard of connector (6) be provided with the ball-type cambered surface that the ball-type connector with ball core print (5) adapts;
The structure of outer shroud (7) is in the middle of described: the outer face of middle outer shroud (7) is provided with the ball-type cambered surface, the outside of interior connector (6) in the middle of the inner face of middle outer shroud (7) is sleeved on;
Described connector (8) down is provided with the entity of through hole for end face.
2. the core of flexible of flexible pipe terminal mould according to claim 1 is characterized in that: the afterbody of straight core print (1) is provided with the groove (10) that the ball core print (5) with multi-directional ball core print (3) adapts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100799748A CN101428310B (en) | 2008-11-27 | 2008-11-27 | Flexible core of flexible tube terminal mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100799748A CN101428310B (en) | 2008-11-27 | 2008-11-27 | Flexible core of flexible tube terminal mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101428310A CN101428310A (en) | 2009-05-13 |
| CN101428310B true CN101428310B (en) | 2010-11-10 |
Family
ID=40644068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100799748A Expired - Fee Related CN101428310B (en) | 2008-11-27 | 2008-11-27 | Flexible core of flexible tube terminal mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101428310B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107138569B (en) * | 2017-05-27 | 2019-07-23 | 浙江大学 | Active synchronization is curved crease-resistant to split core bar device |
| CN107803437A (en) * | 2017-12-07 | 2018-03-16 | 和和机械（张家港）有限公司 | Feeding trolley in bending machine |
| CN112742932B (en) * | 2020-12-15 | 2023-05-16 | 浙江爱科乐环保有限公司 | Bending method for pipe fitting to be bent for spray atomization in deodorization equipment |
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2008
- 2008-11-27 CN CN2008100799748A patent/CN101428310B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101428310A (en) | 2009-05-13 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20101110 Termination date: 20211127 |