CN106938289B - A kind of high-precision three-dimensional stretch benders - Google Patents
A kind of high-precision three-dimensional stretch benders Download PDFInfo
- Publication number
- CN106938289B CN106938289B CN201710322577.8A CN201710322577A CN106938289B CN 106938289 B CN106938289 B CN 106938289B CN 201710322577 A CN201710322577 A CN 201710322577A CN 106938289 B CN106938289 B CN 106938289B
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- hydraulic cylinder
- mold
- precision
- rotatable platform
- block
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a kind of high-precision three-dimensional stretch benders, including engine base, the rotation of engine base both sides is provided with rotatable platform, rotatable platform is controlled between rotatable platform and engine base by first hydraulic cylinder to longitudinally rotate, rotation is provided with moving block on rotatable platform, guide pad and clamp system are equipped on moving block, completely several auxiliary rods are plugged between two guide pads, it is provided with mold in a wherein guide pad, have and the matched through-hole of workpiece interface on mold, moving block lateral rotation is controlled by second hydraulic cylinder between moving block and rotatable platform, first hydraulic cylinder and second hydraulic cylinder are all connected with control device.The precision of car door sliding slot opening of sliding slot during stretch bending is not only improved using the device, and horizontal and vertical while stretch bending may be implemented in the stretch benders.
Description
Technical field
The invention belongs to stretch benders technical field, specifically a kind of high-precision three-dimensional stretch benders.
Background technology
Car door sliding slot is mounted on inside the doorframe of car door, main for guiding its up and down motion when vehicle glass lifting
It is installed on the upper lateral part and vertical sides f of doorframe, is very important functor on automobile.The Product Precision requirement of car door sliding slot
Height, if low be installed on car door of bending accuracy is easy to cause and sliding or glade plane space can not be coordinated excessive with automobile door glass,
Passing that die reshaping, bent angle precision is used not to reach requirement, if using stretch bending, required precision is not achieved in the opening of product.
Invention content
The present invention is in view of the shortcomings of the prior art, provide a kind of high-precision three-dimensional stretch benders, this kind of bent angle car door sliding slot stretch bending
Machine can effectively improve the precision of car door sliding slot opening of sliding slot during stretch bending.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals：A kind of high-precision three-dimensional drawing
Bender, including engine base, engine base both sides rotation are provided with rotatable platform, by the between the rotatable platform and the engine base
One hydraulic cylinder controls the rotatable platform and longitudinally rotates, and rotation is provided with moving block, the moving block on the rotatable platform
On be equipped with guide pad and clamp system, completely several auxiliary rods are plugged between two guide pads, wherein a guide pad
Inside be provided with mold, have on the mold with the matched through-hole of workpiece interface, between the moving block and the rotatable platform
The moving block lateral rotation is controlled by second hydraulic cylinder, the first hydraulic cylinder and the second hydraulic cylinder are all connected with control
Device processed.The bent angle car door sliding slot stretch benders stick with auxiliary rod between two guide pads first when in use, by car door sliding slot from
It is inserted into the through-hole of the mold of side between two guide pads, by auxiliary rod leading from the other side corresponding with car door sliding slot section
It is released to block, then starts control device, control device starts the first hydraulic cylinder or described second according to the set procedure
Hydraulic cylinder carries out bending, since the package of auxiliary rod effectively improves bending accuracy of the car door sliding slot in bending process, in bending
Then clamp system, which unclamps, after the completion takes out auxiliary rod and car door sliding slot.Car door sliding slot is not only improved in stretch bending using the device
The precision of the opening of sliding slot in the process, and horizontal and vertical while stretch bending may be implemented in the stretch benders.
In above-mentioned technical proposal, it is preferred that the through-hole is located at the middle part of the mold, the through-hole edge and the mould
Has the diameter that the distance between edge is more than auxiliary rod.Ensure to be enclosed with around car door sliding slot in bending using the structure
Auxiliary rod effectively improves the precision of car door sliding slot opening of sliding slot during stretch bending.
In above-mentioned technical proposal, it is preferred that the mold is slideably positioned in the guide pad, and the mold is led with described
It is both provided with pin hole on block, the mold is limited in the guide pad by being inserted into bolt into the pin hole.Using
The structure allows mold to be replaced according to different car door sliding slots, is allowed to adding suitable for a variety of different car door sliding slots
Work.
In above-mentioned technical proposal, it is preferred that the frame upper surface is provided with several location holes, is fixed on the location hole
There is auxiliary stretch bending limited block.Auxiliary stretch bending limited block of different shapes can be installed on frame upper surface using the structure, from
And stretch benders is made to pull out different shape with different shape auxiliary stretch bending limited block cooperation during stretch bending.
In above-mentioned technical proposal, it is preferred that the clamp system includes the positioning plate being fixed on the guide pad, described
It is provided with compression hydraulic cylinder on positioning plate, gripping block is provided on the telescopic rod of the compression hydraulic cylinder.The structure is specific
Clamp system, it is simple in structure and easily controllable.
In above-mentioned technical proposal, it is preferred that the rotatable platform junction is provided with several first quarters on the engine base
Line is spent, the first index line is provided on the rotatable platform.The angle of rotation of rotatable platform when making longitudinal stretch bending using the structure
Degree is visual, to facilitate monitoring.
In above-mentioned technical proposal, it is preferred that the rotatable platform is arc far from the engine base side and was provided with for the second quarter
Line is spent, transparent link block is provided on the moving block, the second index line is provided on the link block.Made using the structure
The rotational angle of moving block is visual when lateral stretch bending, to facilitate monitoring.
In above-mentioned technical proposal, it is preferred that the auxiliary rod is made of memory alloy material.Auxiliary rod is closed using memory
Golden material makes the straight-bar state that can be restored to memory by heating after auxiliary rod bending, so that auxiliary rod is being bent
After be readily processible to straight-bar.
Compared with prior art, the present invention having the advantages that：Car door sliding slot is not only improved using the device drawing
The precision of the opening of sliding slot during curved, and horizontal and vertical while stretch bending may be implemented in the stretch benders.
Description of the drawings
Fig. 1 is the main structure diagram of the embodiment of the present invention.
Fig. 2 is the overlooking structure diagram of the embodiment of the present invention.
Fig. 3 is the structural schematic diagram of the guide pad and clamp system of the embodiment of the present invention.
Fig. 4 is the internal structure schematic diagram of the guide pad of the embodiment of the present invention.
Sectional view when Fig. 5 is car door sliding slot bending in the embodiment of the present invention.
Specific implementation mode
Present invention is further described in detail with specific implementation mode below in conjunction with the accompanying drawings：It is a kind of referring to Fig. 1 to Fig. 5
High-precision three-dimensional stretch benders, including engine base 1, the rotation of 1 both sides of the engine base are provided with rotatable platform 4, the rotatable platform 4 and institute
It states and the rotatable platform 4 is controlled by first hydraulic cylinder 5 between engine base 1 longitudinally rotates, rotation setting on the rotatable platform 4
There is moving block 41, guide pad 42 and clamp system 43 are equipped on the moving block 41, is plugged between two guide pads 42
Full several auxiliary rods 2 have on the mold 44 and are matched with workpiece interface wherein being provided with mold 44 in a guide pad 42
Through-hole 45, the moving block 41 is controlled laterally by second hydraulic cylinder 46 between the moving block 41 and the rotatable platform 4
Rotation, the first hydraulic cylinder 5 and the second hydraulic cylinder 46 are all connected with control device.The bent angle car door sliding slot stretch benders exist
Auxiliary rod is stuck between two guide pads first when use, car door sliding slot is inserted into two guiding out of the mold of side through-hole
Between block, auxiliary rod corresponding with car door sliding slot section is released from the guide pad of the other side, then starts control device, controls
Device starts the first hydraulic cylinder according to the set procedure or the second hydraulic cylinder carries out bending, due to the package of auxiliary rod
Effectively improve bending accuracy of the car door sliding slot in bending process, after the completion of bending clamp system unclamp then by auxiliary rod and
Car door sliding slot takes out.The precision of car door sliding slot opening of sliding slot during stretch bending, and the drawing are not only improved using the device
Horizontal and vertical while stretch bending may be implemented in bender.
The through-hole 45 is located at the middle part of the mold 44, between 44 edge of 45 edge of the through-hole and the mold away from
From the diameter more than auxiliary rod.Ensure to be enclosed with auxiliary rod around car door sliding slot in bending using the structure, effectively carry
The precision of high car door sliding slot opening of sliding slot during stretch bending.
The mold 44 is slideably positioned in the guide pad 42, and the mold 44 is both provided with on the guide pad 42
The mold 44 is limited in the guide pad 42 by pin hole 47 by being inserted into bolt 48 into the pin hole 47.Using the knot
Structure allows mold to be replaced according to different car door sliding slots, is allowed to the processing suitable for a variety of different car door sliding slots.
1 upper surface of the engine base is provided with several location holes 11, and auxiliary stretch bending limited block is fixed on the location hole 11
12.Auxiliary stretch bending limited block of different shapes can be installed on frame upper surface using the structure, so that stretch benders exist
During stretch bending different shape is pulled out with different shape auxiliary stretch bending limited block cooperation.
The clamp system 43 includes the positioning plate 431 being fixed on the guide pad 42, is arranged on the positioning plate 431
There is compression hydraulic cylinder 432, gripping block 433 is provided on the telescopic rod of the compression hydraulic cylinder 432.The structure is specific clamps
Mechanism, it is simple in structure and easily controllable.
4 junction of the rotatable platform is provided with several first graduation marks 13, the rotatable platform 4 on the engine base 1
On be provided with the first index line 49.The rotational angle of rotatable platform is visual when making longitudinal stretch bending using the structure, to convenient
Monitoring.
The rotatable platform 4 is arc far from 1 side of the engine base and is provided with the second graduation mark 410, the moving block 41
On be provided with transparent link block 411, the second index line 412 is provided on the link block 411.Lateral drawing is made using the structure
The rotational angle of moving block is visual when curved, to facilitate monitoring.
The auxiliary rod 2 is made of memory alloy material.Auxiliary rod to roll in auxiliary rod using memory alloy material
The straight-bar state of memory can be restored to after curved by heating, so that auxiliary rod is readily processible to straight-bar after bending.
Claims (6)
1. a kind of high-precision three-dimensional stretch benders, it is characterised in that：Including engine base（1）, the engine base（1）Both sides rotation, which is provided with, to be turned
Moving platform（4）, the rotatable platform（4）With the engine base（1）Between pass through first hydraulic cylinder（5）Control the rotatable platform
（4）It longitudinally rotates, the rotatable platform（4）On rotation be provided with moving block（41）, the moving block（41）On be equipped with and lead
To block（42）And clamp system（43）, two guide pads（42）Between plug completely several auxiliary rods（2）, wherein being led described in one
To block（42）Inside it is provided with mold（44）, the mold（44）It is upper to have and the matched through-hole of workpiece interface（45）, the rotation
Block（41）With the rotatable platform（4）Between pass through second hydraulic cylinder（46）Control the moving block（41）Lateral rotation, it is described
First hydraulic cylinder（5）And the second hydraulic cylinder（46）It is all connected with control device, the through-hole（45）Positioned at the mold
（44）Middle part, the through-hole（45）Edge and the mold（44）The distance between edge is more than the auxiliary rod（2）It is straight
Diameter, the mold（44）It is slideably positioned in the guide pad（42）It is interior, the mold（44）With the guide pad（42）On be all provided with
It is equipped with pin hole（47）, by the pin hole（47）Interior insertion bolt（48）By the mold（44）It is limited in the guide pad
（42）It is interior.
2. a kind of high-precision three-dimensional stretch benders as described in claim 1, it is characterised in that：The engine base（1）Upper surface is arranged
There are several location holes（11）, the location hole（11）On be fixed with auxiliary stretch bending limited block（12）.
3. a kind of high-precision three-dimensional stretch benders as described in claim 1, it is characterised in that：The clamp system（43）Including solid
Due to the guide pad（42）On positioning plate（431）, the positioning plate（431）On be provided with compression hydraulic cylinder（432）, described
Compression hydraulic cylinder（432）Telescopic rod on be provided with gripping block（433）.
4. a kind of high-precision three-dimensional stretch benders as described in claim 1, it is characterised in that：The engine base（1）It goes up and described turn
Moving platform（4）Junction is provided with several first graduation marks（13）, the rotatable platform（4）On be provided with the first index line
（49）.
5. a kind of high-precision three-dimensional stretch benders as described in claim 1, it is characterised in that：The rotatable platform（4）Far from institute
State engine base（1）Side is arc and is provided with the second graduation mark（410）, the moving block（41）On be provided with transparent link block
（411）, the link block（411）On be provided with the second index line（412）.
6. a kind of high-precision three-dimensional stretch benders as described in claim 1, it is characterised in that：The auxiliary rod（2）It is closed by memory
Golden material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710322577.8A CN106938289B (en) | 2017-05-09 | 2017-05-09 | A kind of high-precision three-dimensional stretch benders |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710322577.8A CN106938289B (en) | 2017-05-09 | 2017-05-09 | A kind of high-precision three-dimensional stretch benders |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106938289A CN106938289A (en) | 2017-07-11 |
| CN106938289B true CN106938289B (en) | 2018-08-28 |
Family
ID=59464828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710322577.8A Active CN106938289B (en) | 2017-05-09 | 2017-05-09 | A kind of high-precision three-dimensional stretch benders |
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| Country | Link |
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| CN (1) | CN106938289B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108526259A (en) * | 2018-04-03 | 2018-09-14 | 浙江创大汽车部件有限公司 | Vehicular window frame stretch benders |
| CN110314960A (en) * | 2019-04-11 | 2019-10-11 | 长春工业大学 | A kind of mental section three-dimensional electric heating stretch wrap forming technique and equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110105987A (en) * | 2010-03-22 | 2011-09-28 | 대원강업주식회사 | Apparatus for multi-stage several dimension bending of straight bar |
| CN103084511A (en) * | 2012-12-30 | 2013-05-08 | 建新赵氏集团有限公司 | Automobile door frame sealing strip three-dimensional stretch bending device |
| CN204353384U (en) * | 2014-12-25 | 2015-05-27 | 柳州凌云汽车零部件有限公司 | Window frame stretch bending frock |
| CN205629010U (en) * | 2016-03-29 | 2016-10-12 | 王志中 | Integral type stretch benders |
| CN206868866U (en) * | 2017-05-09 | 2018-01-12 | 宁波江北盛亚机械有限公司 | A kind of high-precision three-dimensional stretch benders |
-
2017
- 2017-05-09 CN CN201710322577.8A patent/CN106938289B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110105987A (en) * | 2010-03-22 | 2011-09-28 | 대원강업주식회사 | Apparatus for multi-stage several dimension bending of straight bar |
| CN103084511A (en) * | 2012-12-30 | 2013-05-08 | 建新赵氏集团有限公司 | Automobile door frame sealing strip three-dimensional stretch bending device |
| CN204353384U (en) * | 2014-12-25 | 2015-05-27 | 柳州凌云汽车零部件有限公司 | Window frame stretch bending frock |
| CN205629010U (en) * | 2016-03-29 | 2016-10-12 | 王志中 | Integral type stretch benders |
| CN206868866U (en) * | 2017-05-09 | 2018-01-12 | 宁波江北盛亚机械有限公司 | A kind of high-precision three-dimensional stretch benders |
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| Publication number | Publication date |
|---|---|
| CN106938289A (en) | 2017-07-11 |
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