CN206588192U - The bending machine bent for thin-wall pipe is die head especially used - Google Patents
The bending machine bent for thin-wall pipe is die head especially used Download PDFInfo
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- CN206588192U CN206588192U CN201720079049.XU CN201720079049U CN206588192U CN 206588192 U CN206588192 U CN 206588192U CN 201720079049 U CN201720079049 U CN 201720079049U CN 206588192 U CN206588192 U CN 206588192U
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- bending
- bent
- plug
- bending machine
- straight tube
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Abstract
The utility model belongs to auto parts and components bending processing technology field, and in particular to a kind of bending machine for thin-wall pipe bending is die head especially used.This die head includes the plug being fixed at outer carrier or bending machine frame, and the plug is coaxially arranged in the tube chamber of straight tube to be bent；The top end positioned at bending machine bend wheel mould side of plug is hinged with yaw, and yaw extends beyond the die face of bend wheel mould along straight tube axis direction to be bent, and the bending direction for being hinged swaying direction and straight tube to be bent of the yaw is consistent with each other.The utility model can effectively ensure that the bending uniformity and high precision when thin-wall pipe is bent.The utility model can be effective to ensure even lifting pipe fitting quality of finished after bending while ensuring that pipe fitting bends efficiency.
Description
Technical field
The utility model belongs to auto parts and components bending processing technology field, and in particular to one kind is used for thin-wall pipe bending
Bending machine it is die head especially used.
Background technology
In auto parts and components production and processing industry, bend pipe operating process is largely there is, this is accomplished by using bend pipe processing
Equipment.With being gradually improved for China's pipe fitting process technology, bend pipe process equipment is also in the maturation towards NC postprocessing and automation
Direction is developed, and starts progressively to electrification and hydrofication bend pipe to change from traditional artificial bend pipe.Existing auto part making plant
The processing mode that family bends to above-mentioned pipe fitting, mostly gathers materials on the spot, using the direct punching press formation of tubes of hydraulic die in factory, this makes
Pipe fitting flexural deformation degree is obtained often higher, while pipe fitting outer wall smoothness is poor, it is clear that be difficult to meet current producer to pipe fitting
Precisionization requirement.In view of this, partial automobile parts producer starts to consider to carry out the bending of above-mentioned pipe fitting by bending machine
Process operation.However, the smooth degree and bending when bending machine can only ensure compliance with the heavy wall pipe bending of bend wheel mould radius are imitated
Really, will be in pipe after often pipe fitting is bent slightly when carrying out the bending operation of the relatively thin right-angle bending pipe fitting of wall thickness
Body bending place produces flat deformation condition, so as to cause finished product bend pipe quality can not meet actual demand, this gives art technology
The practical operation of personnel brings larger puzzlement.
The content of the invention
The purpose of this utility model be overcome above-mentioned the deficiencies in the prior art there is provided one kind it is rational in infrastructure and suitable for machinery
The bending machine for being used for thin-wall pipe bending of automated production is die head especially used, and it can effectively ensure that bending during thin-wall pipe bending
Uniformity and high precision.The utility model can be effective to ensure even lifting pipe fitting while ensuring that pipe fitting bends efficiency
Quality of finished after bending.
To achieve the above object, the utility model employs following technical scheme：
A kind of bending machine for thin-wall pipe bending is die head especially used, it is characterised in that：This die head includes being fixed on outside
Plug at carrier or bending machine frame, the plug is coaxially arranged in the tube chamber of straight tube to be bent；Plug be located at bending machine
The top end of bend wheel mould side is hinged with yaw, yaw along straight tube axis direction to be bent extend the die face of bend wheel mould with
Outside, the bending direction for being hinged swaying direction and straight tube to be bent of the yaw is consistent with each other.
It is preferred that, the yaw include globular hinge head and with the globular hinge head affixed balance, the pendulum each other
Disk profile is less than the lumen diameter of straight tube to be bent in cake columnar structure and its diameter；Plug top is affixed to be used to coordinate spherical hinge
The ball seat of joint；Globular hinge head inlay card coordinates in constituting globular hinge at tee top in default spherical pore and therewith.
It is preferred that, the ball seat profile is in straight circular cylinder type structure, and ball seat is along double of subdivision of own axes so as to form two panels
Half shell；The counterbore consistent with ball seat external diameter is coaxially arranged with plug top end face along own axes direction, ball seat is plugged in this
Constitute in counterbore and therewith grafting secure fit.
It is preferred that, coaxial indent is threaded hole at the other end at end where the relative engagement globular hinge head on ball seat,
This die head also includes the guide rod for being used to be oriented to straight tube to be bent；The piston cylinder that the guide rod is coaxially fixed at bending machine
At piston rod and with plug axis coaxle, one end of guide rod constitutes elongated end and simultaneously runs through core along the direct of travel of straight tube to be bent
External thread section is arranged at rod, the elongated end and screw thread is affixed to be coordinated so as to be constituted between the screwed hole.
It is preferred that, shoulder hole is set through card along own axes on the balance, the shoulder hole profile is in two ends aperture
The big and small three-stage hole configuration in stage casing aperture；One end arrangement at least two-part for being used to coordinate balance of globular hinge head
Ladder spindle nose；A sector hole using the relatively close plug of shoulder hole as inboard aperture, the shaft shoulder of the ladder spindle nose and shoulder hole
Seam is constituted between the hole shoulder of apertura lateralis to coordinate；The inboard aperture constitutes emptiness avoiding hole, and the inboard aperture aperture is more than or equal to outside ball seat
Footpath.
It is preferred that, outer chamfering is set at the nose end of the spherical pore.
The beneficial effects of the utility model are：
1), when bending machine is acted, straight tube to be bent is located between the bend wheel mould of bending machine and clamping, by bending machine
Guided mode straight tube relatively to be bent break bent action, so as to realize that straight tube to be bent produces flexure operation along bend wheel mould direction.
The utility model is then to be arranged between above-mentioned bend wheel mould and clamping to locate, so as to be filled out as the tune to be curved of straight tube to be bent
Fill thing and exist.When guided mode is acted so as to bend above-mentioned straight tube, because there is the yaw as filler inside straight tube, because of yaw
Inside support support effect to straight tube tube wall, would not produce the flat deformation condition of bending section during straight tube bending.In addition, due to
Yaw can make the wobbling action of respective direction therewith with the bending of straight tube to be bent, therefore will not also occur yaw and push up by force
Press straight tube tube wall to be bent and then occur the damaged deformation condition of tube wall at this.
To sum up, by using interior interstitital texture of the present utility model, internal support support can be played in straight tube bending and servo-actuated
Effect is swung, and then ensures bending uniformity and high precision when thin-wall pipe is bent.The utility model can ensure pipe fitting
It is effective to ensure even lifting pipe fitting quality of finished after bending while bending efficiency.
2), for the specific configuration of yaw, the utility model coordinates globular hinge head to be defined by balance.And in fact, pendulum
Disk can also coordinate plug by the isometric class articulated manner of such as jointed shaft, so as to realize that the inside during bending of straight tube one direction is filled out
Fill support support function.The utility model uses globular hinge head so that yaw possesses more flexible action effect, and then makes its work
Make more reliable and stable.Spherical pore is set in ball seat, so that for accommodating globular hinge head, and then realize between plug and yaw
Link effect.
3), for the assembling process of spherical pore and globular hinge head, it may be considered that the mode such as pressure sintering carries out both and assembled.
The utility model is preferred to use the half shell fit structure of double of fastening, when two panels half shell is in separated position, each half
The spherical pore vestibule of half is respectively arranged on housing.When needing assembling globular hinge head, by the respective aperture in two panels half shell
Chamber is respectively aligned to globular hinge head, and closure two panels half shell is so that above-mentioned vestibule obvolvent globular hinge head, then again by ball
Seat is screwed or alignment pin is fixed at plug, you can realize that the globular hinge of the relatively spherical articulated joint of spherical pore coordinates mesh
, its assembling is extremely simple and efficient.
4), guide rod is coaxially fixed at the piston rod of the piston cylinder at bending machine, so that guide rod can be vertically
Reciprocating action is produced, so as to propulsion straight tube that can be progressively in straight tube bending, and then body input when meeting straight tube bending
Demand.Guide rod affixed ball seat of screw thread directly through plug, on the one hand realizes bending machine, guide rod, plug and ball seat
One is affixed, it is to avoid the huge external force of bending machine guided mode can directly extract ball seat；On the other hand the entirety of ball seat is then realized
Connectivity, it is ensured that two panels half shell is integral with one another, its compact conformation degree can obtain further lifting.Set at the nose end of spherical pore
Outer chamfering is put, so that ball seat can be contacted with more large contact surface, during the swing of globular hinge head so as to lift its force-bearing property.
5), shoulder hole is set on balance, on the one hand for the ladder spindle nose being socketed at globular hinge head, so as to ensure pendulum
Integraty between disk, globular hinge head and ball seat.On the other hand, at balance inboard aperture constitute emptiness avoiding hole so that avoid ball seat because
Alignment error or design error problem and protrude plug top end face so produce ball seat and balance between action interference situation, this
It is clearly advantageous to ensure the functional reliability at yaw position.
Brief description of the drawings
Fig. 1 is the working state structure sectional view of the present utility model in bend pipe operating process；
Fig. 2 is the structure sectional view of plug；
Fig. 3 is the Structure explosion diagram of ball seat；
Fig. 4 is the front view of globular hinge head；
Fig. 5 is the structure sectional view of balance.
The actual corresponding relation of each label of the utility model and component names is as follows：
A- straight tubes to be bent
10- plug 11- counterbores
20- yaw 21- globular hinge head 21a- ladder spindle noses
22- balance 22a- inboard aperture 22b- apertura lateralises
The outer chamfering 31- half shells of 30- ball seat 30a- spherical pore 30b- screwed holes 30c-
40- guide rods
Embodiment
For ease of understanding, here in connection with Fig. 1-5, concrete structure of the present utility model and working method are made further below
Description：
Shown in concrete structure reference picture 1-5 of the present utility model, including it is located in the guiding of bending machine successively from left to right
Plug 10, ball seat 30 and yaw 20 on bar 40.Wherein：
The profile of plug 10 is in coaxially through setting for running through that the elongated end of guide rod 40 is passed through in straight circular cylinder type, plug 10
Hole.The counterbore 11 that aperture is more than through hole aperture is arranged with the right-hand member namely the top end of plug 10 of the plug 10 shown in Fig. 1-2,
The grafting of ball seat 30 enters in counterbore 11, and with the screwed hole 30b screw threads at the left end of ball seat 30 as shown in Figure 3 namely the tail end of ball seat 30
At the elongated end for being matched with guide rod 40.
Ball seat 30 by two panels along own axes cutting and can half-and-half fasten half shell 31 constitute, the top of two panels half shell 31
Hemispheric cavity is respectively disposed with end position.After two panels half shell 31 is closed up, the hemispheric cavity of above-mentioned two merges
Spherical pore 30a is formed, spherical pore 30a is used to coordinate the globular hinge first 21 at yaw 20 to form spherical hinge between the two
Cooperation is connect, referring in particular to shown in Fig. 1 and Fig. 3.
Yaw 20 includes globular hinge first 21 and grafting, and simultaneously seam is matched with the balance 22 at globular hinge first 21.Balance 22
Disk footpath is less than straight tube a to be bent caliber, so that for stretching into straight tube a tube chambers to be bent.Three-stage is set on balance 22
And the two ends aperture small shoulder hole in stage casing aperture greatly.When showing in Fig. 1 and Fig. 4-5, the rank at first 21 right-hand member of globular hinge
In the shoulder hole of terraced spindle nose 21a insertions balance 22, and constituted between the shaft shoulder at ladder spindle nose 21a and the right ports shoulder at shoulder hole
Seam coordinates.And the left hole aperture for locating balance 22 in Fig. 1 and Fig. 5 is significantly greater than the external diameter of ball seat 30, so as to play emptiness avoiding hole
Purpose, it is to avoid the yaw 20 that the external force when yaw 20 is bent by straight tube a to be bent is acted on and produced when being hinged swing effect is straight
The situation for hitting ball seat 30 is connect, to lift the functional reliability and service life of ball seat 30 and yaw 20.
When the utility model is Shi Jishiyong, as shown in figure 1, straight tube a to be bent is enclosed on outside plug 10, it is now to be curved right and wrong
Pipe a is sandwiched by bend wheel mould and clamping respectively.When bending machine is acted, by the guided mode of bending machine straight tube a's relatively to be bent
Bent action is broken, so that straight tube a to be bent produces flexure operation along bend wheel mould direction.In this flexure operation, guide rod
40 constantly forward feedings are so as to make up straight tube a to be bent body input needs；And yaw 20 is then with straight tube a to be bent bending
Act and produce the action of follow-up swing by a small margin as shown in Figure 1.At the same time, yaw 20 is in straight tube a tube chambers to be bent
Straight tube a to be bent tube wall is withstood and supports, so as to ensure that straight tube a to be bent can complete whole pipe in the way of smoothly transition
Body bending operation.It was verified that by the utility model body after bending, its body bending section uniform smooth, quality of finished
High, the utility model is particularly suitable in the bending operation of the flexible deformation body such as thin-wall pipe, and it bends anti-deformation effect
It is really splendid.
Claims (6)
1. a kind of bending machine for thin-wall pipe bending is die head especially used, it is characterised in that：This die head includes being fixed on outside load
Plug (10) at body or bending machine frame, the plug (10) is coaxially arranged in the tube chamber of straight tube to be bent；Plug (10)
Yaw (20) is hinged with positioned at the top end of bending machine bend wheel mould side, yaw (20) extends along straight tube axis direction to be bent
Go out beyond the die face of bend wheel mould, the bending direction for being hinged swaying direction and straight tube to be bent of the yaw (20) each other one
Cause.
2. a kind of bending machine for thin-wall pipe bending according to claim 1 is die head especially used, it is characterised in that：It is described
Yaw (20) include globular hinge head (21) and with the globular hinge head (21) affixed balance (22), the balance each other
(22) profile is less than the lumen diameter of straight tube to be bent in cake columnar structure and its diameter；Plug (10) top is affixed to be used to coordinate
The ball seat (30) of globular hinge head (21)；Globular hinge head (21) inlay card is in the default spherical pore of ball seat (30) top end (30a)
Interior and composition globular hinge cooperation therewith.
3. a kind of bending machine for thin-wall pipe bending according to claim 2 is die head especially used, it is characterised in that：It is described
Ball seat (30) profile is in straight circular cylinder type structure, and ball seat (30) is along double of subdivision of own axes so as to form two panels half shell (31)；
The counterbore (11) consistent with ball seat (30) external diameter, ball seat (30) are coaxially arranged with plug (10) top end face along own axes direction
It is plugged in the counterbore (11) and constitutes grafting secure fit therewith.
4. a kind of bending machine for thin-wall pipe bending according to claim 3 is die head especially used, it is characterised in that：Ball seat
(30) coaxial indent is threaded hole (30b), this die head at the other end at end where the relative engagement globular hinge head (21) on
Also include the guide rod (40) for being used to be oriented to straight tube to be bent；The piston cylinder that the guide rod (40) is coaxially fixed at bending machine
Piston rod at and with plug (10) axis coaxle, one end of guide rod (40) constitutes elongated end and along the traveling of straight tube to be bent
Direction, which is run through at plug (10), the elongated end, arranges external thread section and affixed so as to constitute screw thread between the screwed hole (30b)
Coordinate.
5. a kind of bending machine for thin-wall pipe bending according to Claims 2 or 3 or 4 is die head especially used, its feature exists
In：Shoulder hole is set through card along own axes on the balance (22), the shoulder hole profile is in two ends aperture stage casing greatly
The small three-stage hole configuration in aperture；One end arrangement at least two-part for being used to coordinate balance (22) of globular hinge head (21)
Ladder spindle nose (21a)；Using a sector hole of the relatively close plug (10) of shoulder hole as inboard aperture (22a), the ladder spindle nose
Seam is constituted between the hole shoulder of the shaft shoulder of (21a) and the apertura lateralis (22b) of shoulder hole to coordinate；The inboard aperture (22a) constitutes empty avoiding
Hole, inboard aperture (22a) aperture is more than or equal to ball seat (30) external diameter.
6. a kind of bending machine for thin-wall pipe bending according to Claims 2 or 3 or 4 is die head especially used, its feature exists
In：Outer chamfering (30c) is set at the nose end of the spherical pore (30a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720079049.XU CN206588192U (en) | 2017-01-20 | 2017-01-20 | The bending machine bent for thin-wall pipe is die head especially used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720079049.XU CN206588192U (en) | 2017-01-20 | 2017-01-20 | The bending machine bent for thin-wall pipe is die head especially used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206588192U true CN206588192U (en) | 2017-10-27 |
Family
ID=60127548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720079049.XU Expired - Fee Related CN206588192U (en) | 2017-01-20 | 2017-01-20 | The bending machine bent for thin-wall pipe is die head especially used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206588192U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107900167A (en) * | 2017-11-07 | 2018-04-13 | 广西玖环科技有限公司 | A kind of the bending forming system of metal blank pipe, bending method and obtained bend pipe |
| CN112742932A (en) * | 2020-12-15 | 2021-05-04 | 浙江爱科乐环保有限公司 | Bending method of to-be-bent pipe fitting for spraying atomization in deodorization equipment |
| CN113523049A (en) * | 2020-04-13 | 2021-10-22 | 双叶产业株式会社 | Bent pipe manufacturing device and bent pipe manufacturing method |
-
2017
- 2017-01-20 CN CN201720079049.XU patent/CN206588192U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107900167A (en) * | 2017-11-07 | 2018-04-13 | 广西玖环科技有限公司 | A kind of the bending forming system of metal blank pipe, bending method and obtained bend pipe |
| CN113523049A (en) * | 2020-04-13 | 2021-10-22 | 双叶产业株式会社 | Bent pipe manufacturing device and bent pipe manufacturing method |
| CN113523049B (en) * | 2020-04-13 | 2023-08-25 | 双叶产业株式会社 | Bent pipe manufacturing device and bent pipe manufacturing method |
| CN112742932A (en) * | 2020-12-15 | 2021-05-04 | 浙江爱科乐环保有限公司 | Bending method of to-be-bent pipe fitting for spraying atomization in deodorization equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20171027 Termination date: 20210120 |