CN203140520U - Bending mechanism of bending machine - Google Patents
Bending mechanism of bending machine Download PDFInfo
- Publication number
- CN203140520U CN203140520U CN 201320071577 CN201320071577U CN203140520U CN 203140520 U CN203140520 U CN 203140520U CN 201320071577 CN201320071577 CN 201320071577 CN 201320071577 U CN201320071577 U CN 201320071577U CN 203140520 U CN203140520 U CN 203140520U
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- Prior art keywords
- bending
- movable head
- holding pad
- workpiece
- bender
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Abstract
A bending mechanism of a bending machine which comprises a material pressing plate, a material pressing plate rotary member, a material pressing plate rotating mechanism for driving the material pressing plate rotary member to rotate, a mould bending device and a mould bending rotating mechanism for driving the mould bending device to rotate, wherein the material pressing plate is connected with the material pressing plate rotating member, the rotation center of the mould bending device is connected with the material pressing plate rotating member through a bearing, the mould bending rotating mechanism is fixed onto the material pressing plate rotating member, and the material pressing plate is parallel to a mould bending plate of the mould bending device. The bending mechanism of the bending machine can be used for bending different kinds of workpieces easily and efficiently.
Description
Technical field
This practicality relates to a kind of bender, especially a kind of bending mechanism of bender.
Background technology
Bender is that heat exchanger bending is become G type, U-shaped or L type, is the key equipment that heat exchanger is shaped, and bending mechanism then is the critical piece of bender.
Existing heat exchanger workpiece bending process is, lie in a horizontal plane in and carry out bending on the working plate, and pay-off unclamps workpiece when bending, after a bending is finished again clamping work pieces carry out feeding, carry out the bending second time then, clamping is unclamped all more like this needs the regular hour, causes the time spent of a working cycles longer, influence bending efficient, especially the more workpiece of bending times show particularly outstanding.And the type of heat exchanger workpiece is more, and existing bending mechanism can not adapt to this situation.
Summary of the invention
This practical technical problem to be solved is to overcome the above-mentioned defective of prior art and the bending mechanism that proposes a kind of bender, and it can be easily, various forms of heat exchanger workpiece of bending expeditiously.
This practicality solves the problems of the technologies described above the technical scheme that adopts:
A kind of bending mechanism of bender, it is characterized in that: comprise holding pad rotating mechanism, the bending mould device of holding pad, holding pad revolving part and the rotation of driving holding pad revolving part and drive the curved mould rotating mechanism that bending mould device rotates, holding pad is connected on the holding pad revolving part, the center of rotation of curved mould is connected on the holding pad revolving part by bearing, curved mould rotating mechanism is fixed on the holding pad revolving part, and holding pad is parallel with the curved template of bending mould device.
Because two rotating mechanisms are adopted in the rotation of holding pad and bending mould device, curved mould was rotated separately, holding pad and curved mould are rotated simultaneously.
Better, above-mentioned holding pad rotating mechanism is second servomotor, and curved mould rotating mechanism is first servomotor, and the distance of bending is controlled easily like this.
Better, above-mentioned servomotor also has reducing gear, the easier control of the speed of bending like this.
Above-mentioned holding pad also arranges the holding pad mobile device, holding pad is mobile under the holding pad mobile device drives, approach or away from workpiece, can make the distance between binder frame and the curved template can random variation like this, can make things convenient for the removal workpiece or travelling workpiece in the bending process.
Above-mentioned holding pad mobile device comprises the 3rd servomotor and the 3rd decelerator, the output of decelerator connects screw mandrel, screw mandrel is set in the feed screw nut who is installed on the binder frame, the mobile binder frame by the 3rd driven by servomotor, thereby holding pad is approached or away from workpiece, more steadily mobile like this.
Preferably be connected by guiding mechanism between above-mentioned binder frame and lower support member, the guiding mechanism of slide rail type for example, mobile so more balance, it is littler to rub.
Better, also the workpiece feedstock direction at bending mould device arranges movable head, and during the workpiece bending, workpiece is by movable head and bending mechanism clamping, movable head and bending mechanism synchronization action.
Above-mentioned movable head arranges the horizontal follower of movable head, is initiatively given power and is made movable head and bending mechanism synchronization action better by the horizontal follower of movable head during the workpiece bending.
The horizontal follower of above-mentioned movable head comprises the movable head cylinder, the movable head cylinder piston rod is connected with movable head, movable head be arranged on the arbitrary-movement articulator and movable head and arbitrary-movement articulator between guiding mechanism is set, by stretching of piston rod, movable head is laterally mobile on arbitrary-movement articulator under the guiding of guiding mechanism, can increase certain power, keep synchronous when making the workpiece bending better.
Above-mentioned movable head also arranges movable head and moves forward and backward mechanism, and movable head moves forward and backward mechanism can be moved upward to correct position in front and back, makes things convenient for turnover and the adjustment of workpiece.
Above-mentioned movable head moves forward and backward the 4th servomotor that mechanism comprises a band decelerator, the output of decelerator connects the movable head screw mandrel, the movable head screw mandrel is set in the movable head feed screw nut who is installed on the arbitrary-movement articulator, movable head is arranged on the arbitrary-movement articulator, arbitrary-movement articulator is arranged on the fuselage and the arbitrary-movement articulator guiding mechanism is set between the two, by the 4th driven by servomotor, arbitrary-movement articulator drives under the guiding of guiding mechanism that movable head approaches or away from workpiece
Above-mentioned arbitrary-movement articulator guiding mechanism is preferably the slide sliding track mechanism, and mobile more steady so reliable, it is littler to rub.
Above-mentioned movable head one side also arranges the pay-off of travelling workpiece, can more easily workpiece be sent in the bending mechanism like this.
Above-mentioned pay-off comprises the feeding frame and is arranged on movable stand on the cradle that movable stand drives by the movable stand drive unit, between movable stand and the feeding frame guiding mechanism is set, and is mobile more convenient like this, steady.
The anchor clamps that install to be used for clamping work pieces on the above-mentioned movable stand by anchor clamps clamping work pieces firmly, prevent workpiece movement in the bending process.
Compared with prior art, this practical advantage is:
(1) owing to adopt two rotating mechanisms, curved mould was rotated separately, holding pad and curved mould are rotated simultaneously, can improve crooked precision, the curved independent revolution of mould is conveniently resetted, be convenient to the repeatedly bending of workpiece, improve the bending efficient of bending workpieces.
(2) because holding pad Tape movement device can be fit to different bed thickness, the clamping of different number of plies heat exchanger, wide adaptability during binder.
(3) by movable head and governor motion thereof, the friction in the time of can reducing the workpiece bending improves workpiece quality.
Description of drawings
Fig. 1 is the structural representation that this practical embodiment bender bending mechanism omits holding pad mechanism.
Fig. 2 is for comprising the vertical view of holding pad mechanism and movable head mechanism among Fig. 1.
Fig. 3 is applied to the stereogram of its second working plate elevating mechanism in the bender for this practical embodiment.
The stereogram of bending initial state when Fig. 4 is applied to bender for this practical embodiment.
Fig. 5 is the stereogram in this practical embodiment bender bending process.
Fig. 6 is the another state diagram in this practical embodiment bender bending process.
The specific embodiment
Embodiment describes in further detail this practicality below in conjunction with accompanying drawing.
As shown in Figure 1, the bending mechanism of bender, its curved mould rotating mechanism is first servomotor 203 with first decelerator, curved mould 2 is installed in first reducer output shaft, 207 ends of first servomotor 203, output shaft 207 is overlapped in 205 at curved mold shaft by bearings, first servomotor 203 is fixed on the curved mold shaft cover 205 by adpting flange 206, therefore first servomotor 203 driving shaft shaft 207 rotations separately, thereby driving the curved mould 2 that is fixed on the output shaft 207 rotates, and curved mold shaft cover 205 does not rotate, and namely holding pad does not rotate.
The holding pad rotating mechanism comprises second servomotor 202 with second decelerator, second servomotor 202 is installed on the installing plate 209, installing plate 209 is fixed on the fuselage 1, holder 208 is fixed on the installing plate 209, curved mold shaft cover 205 by bearings on holder 208, holding pad 3 is fixed on (referring to Fig. 2) on the rotating panel 305, rotating panel 305 is fixed by travelling gear 308 and curved mold shaft cover 205, travelling gear 308 and another travelling gear 204 engagements, another travelling gear 204 is fixed on the output shaft of second decelerator, like this when 202 work of second servomotor, by another travelling gear 204,305 motions of travelling gear 308 driven rotary panels, thereby driving the holding pad that is fixed on rotating panel 305 rotates, simultaneously also owing to driven the rotation of curved mold shaft cover 205, curved mold shaft cover 205 rotates and makes that adpting flange 206 drives first servomotor 203 and decelerator rotates, and then make its output shaft 207 drive curved mould 2 rotations, namely curved template 201 and holding pad 3 rotate synchronously.
As shown in Figure 2, the holding pad mobile device also is set is used for removing holding pad 3, the holding pad mobile device comprises the 3rd servomotor 301 with the 3rd decelerator, the output of the 3rd decelerator connects holding pad screw mandrel 306, holding pad screw mandrel 306 is set in the feed screw nut 307 who is installed on the binder frame 302, by the 3rd driven by servomotor, move forward and backward in the slide 303 of slide rail 304 on being fixed on rotating panel 305 that binder frame 302 and holding pad 3 that go up to install thereof are installed by its below, approach or away from workpiece 5.
As shown in Figure 2, movable head 4 is driven by movable head left and right sides follower, and purpose is to make the workpiece 5 that is placed on the movable head 4 that a thrust forward be arranged, the friction of workpiece 5 and 4 of movable heads when reducing the workpiece bending, the bending quality of raising workpiece.
The movable head left and right sides follower of present embodiment drives and comprises cylinder 407, slide rail 408, slide 409, the piston rod of cylinder 407 is connected with movable head 4, be connected by sliding connector between movable head 4 and the arbitrary-movement articulator 406 that supports movable head 4, by stretching of piston rod, movable head 4 is vertically servo-actuated along the slide 409 that is installed on the arbitrary-movement articulator 406 by the slide rail 408 that sets firmly on it.
Above-mentioned pay-off is positioned at fuselage 1 right side, comprise feeding frame 6, establish movable stand 602 on the feeding frame 6, movable stand 602 belows are equipped with slide 605, servo drive 601 drives movable stand 602, and movable stand 602 is laterally mobile along the slide rail 606 that is installed on the feeding frame 6 by slide 605.
The jaw 603 and 604 that install to be used for clamping work pieces 5 on the feeding frame 6, jaw 603 and 604 clamping work pieces all the time in whole bending process just can unclamp when taking off workpiece after bending is finished.
Being applied to vertical bender with the bending mechanism of this bender is example, and bending process and the characteristics of this bending mechanism are described by bending individual layer G shape workpiece.
The bending mechanism of this bender is arranged on the working plate of fuselage 1, described working plate is divided into two parts, i.e. first working plate 101 and second working plate 102, first working plate 101 is fixed on the fuselage 1 motionless, second working plate 102 can move up and down with respect to fuselage 1, sees Fig. 3, Fig. 4.
The described second working plate elevating mechanism comprises a working plate lift cylinder 103, four working plate guide post 104 and four working plate guide bearing chocks 105 that are fixed on the fuselage 1 that are fixed on second working plate, 102 belows, working plate lift cylinder 103 piston rods are connected with second working plate 102, by stretching of cylinder piston rod, second working plate 102 moves up and down with respect to fuselage by the slippage of four guide posts 104 in four guide bearing chocks 105, sees Fig. 4.Second working plate 102 will rise after the single bending is finished, and is in same horizontal plane, supporting workpiece 5 with plane on working plate 101 and the cradle 6.
During bending workpieces, at first adjust the front and back position of holding pad 3 and movable head 4, vertically be placed on heat exchanger workpiece 5 on the working plate, and with jaw 603 and 604 clamping work pieces 5, automatically locate, state as shown in Figure 4 at this moment, holding pad 3 and curved template 201 clamping work pieces 5, second working plate 102 descends, second servomotor drive holding pad 3 and curved mould 2 and on curved template 201 rotate together and carry out the bending first time, state as shown in Figure 5 after bending was for the first time finished, then first servomotor drive curved mould 2 and on curved template 201 continue behind the equidirectional half-twist, second servomotor drive again holding pad 3 and curved mould 2 and on curved template 201 90 ° of backward rotation together, second working plate 102 rises and is in same plane with first working plate, pay-off 6 carries out feeding, deliver to the position of bending for the second time, curved template 201 continues 90 ° of opposite spins, and state as shown in Figure 6 at this moment, circulation is in this way taken off workpiece after finishing three bending work.
The bending mechanism of this bender also can be used for horizontal bender.
Claims (10)
1. the bending mechanism of a bender, it is characterized in that: comprise holding pad rotating mechanism, the bending mould device of holding pad, holding pad revolving part and the rotation of driving holding pad revolving part and drive the curved mould rotating mechanism that bending mould device rotates, holding pad is connected on the holding pad revolving part, the center of rotation of curved mould is connected on the holding pad revolving part by bearing, curved mould rotating mechanism is fixed on the holding pad revolving part, and holding pad is parallel with the curved template of bending mould device.
2. the bending mechanism of bender as claimed in claim 1, it is characterized in that: described holding pad rotating mechanism is second servomotor, curved mould rotating mechanism is first servomotor.
3. the bending mechanism of bender as claimed in claim 1, it is characterized in that: described holding pad also arranges the holding pad mobile device, and holding pad is mobile under the holding pad mobile device drives, and approaches or away from workpiece.
4. the bending mechanism of bender as claimed in claim 3, it is characterized in that: described holding pad mobile device comprises the 3rd servomotor and the 3rd decelerator, the output of decelerator connects screw mandrel, screw mandrel is set in the feed screw nut who is installed on the binder frame, the mobile binder frame by the 3rd driven by servomotor, thereby holding pad is approached or away from workpiece, be connected by guiding mechanism between binder frame and lower support member.
5. the bending mechanism of bender as claimed in claim 1, it is characterized in that: also the workpiece feedstock direction at bending mould device arranges movable head, and during the workpiece bending, workpiece is by movable head and bending mechanism clamping, movable head and bending mechanism synchronization action.
6. the bending mechanism of bender as claimed in claim 5, it is characterized in that: described movable head arranges the horizontal follower of movable head, is initiatively given power and is made movable head and bending mechanism synchronization action better by the horizontal follower of movable head during the workpiece bending.
7. the bending mechanism of bender as claimed in claim 6, it is characterized in that: the horizontal follower of described movable head comprises the movable head cylinder, the movable head cylinder piston rod is connected with movable head, movable head be arranged on the arbitrary-movement articulator and movable head and arbitrary-movement articulator between guiding mechanism is set, by stretching of piston rod, movable head is laterally mobile on arbitrary-movement articulator under the guiding of guiding mechanism, can increase certain power, keeps synchronous when making the workpiece bending better.
8. the bending mechanism of bender as claimed in claim 5, it is characterized in that: described movable head also arranges movable head and moves forward and backward mechanism, and movable head moves forward and backward mechanism can be moved upward to correct position in front and back, makes things convenient for turnover and the adjustment of workpiece.
9. the bending mechanism of bender as claimed in claim 5, it is characterized in that: described movable head moves forward and backward the 4th servomotor that mechanism comprises a band decelerator, the output of decelerator connects the movable head screw mandrel, the movable head screw mandrel is set in the movable head feed screw nut who is installed on the arbitrary-movement articulator, movable head is arranged on the arbitrary-movement articulator, arbitrary-movement articulator is arranged on the fuselage and the arbitrary-movement articulator guiding mechanism is set between the two, by the 4th driven by servomotor, arbitrary-movement articulator drives under the guiding of guiding mechanism that movable head approaches or away from workpiece.
10. the bending mechanism of bender as claimed in claim 5, it is characterized in that: described movable head one side also arranges the pay-off of travelling workpiece, pay-off comprises the feeding frame and is arranged on movable stand on the cradle, movable stand drives by the movable stand drive unit, between movable stand and the feeding frame guiding mechanism is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320071577 CN203140520U (en) | 2013-02-08 | 2013-02-08 | Bending mechanism of bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320071577 CN203140520U (en) | 2013-02-08 | 2013-02-08 | Bending mechanism of bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203140520U true CN203140520U (en) | 2013-08-21 |
Family
ID=48968076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320071577 Withdrawn - After Issue CN203140520U (en) | 2013-02-08 | 2013-02-08 | Bending mechanism of bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203140520U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103128146A (en) * | 2013-02-08 | 2013-06-05 | 宁波精达成形装备股份有限公司 | Bending mechanism of bending machine |
| CN106862420A (en) * | 2017-03-25 | 2017-06-20 | 郭敏青 | A kind of bending mechanism of bender |
-
2013
- 2013-02-08 CN CN 201320071577 patent/CN203140520U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103128146A (en) * | 2013-02-08 | 2013-06-05 | 宁波精达成形装备股份有限公司 | Bending mechanism of bending machine |
| CN103128146B (en) * | 2013-02-08 | 2016-05-18 | 宁波精达成形装备股份有限公司 | A kind of bending mechanism of bender |
| CN106862420A (en) * | 2017-03-25 | 2017-06-20 | 郭敏青 | A kind of bending mechanism of bender |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130821 Effective date of abandoning: 20160518 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |