CN104475512B - A kind of L-type aluminum strip hot bending frock - Google Patents
A kind of L-type aluminum strip hot bending frock Download PDFInfo
- Publication number
- CN104475512B CN104475512B CN201410780804.8A CN201410780804A CN104475512B CN 104475512 B CN104475512 B CN 104475512B CN 201410780804 A CN201410780804 A CN 201410780804A CN 104475512 B CN104475512 B CN 104475512B
- Authority
- CN
- China
- Prior art keywords
- aluminum strip
- bossing
- rotating shaft
- bar
- hinged seat
- Prior art date
- 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
Links
Classifications
-
- 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
- B21D7/00—Bending rods, profiles, or tubes
-
- 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
-
- 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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
- B21D7/162—Heating equipment
Abstract
The invention discloses a kind of L-type aluminum strip hot bending frock, including base plate, molding bar and aluminum strip hold-down mechanism, described aluminum strip hold-down mechanism includes fixing seat, hands handle, middle hinged seat and rotation bar, fixing seat has bossing, the both sides of bossing are respectively arranged with a moving block, the lower end of two moving blocks is rotatably connected on the bossing of fixing seat by the first rotating shaft, the middle part of two moving blocks is provided with the second rotating shaft, the upper end of middle hinged seat is fixedly installed in the second rotating shaft, handle is arranged on the bonding part of two moving block upper ends, the lower end of middle hinged seat is rotatably connected on bossing by the 3rd rotating shaft, the one end rotating bar is fixedly connected in the 3rd rotating shaft, the other end rotating bar is provided with screw rod, the lower end of screw rod is provided with nut.The frock using the present invention carries out hot bending and can improve machine-shaping efficiency, it is ensured that Forming Quality, reduces production cost.
Description
Technical field
The present invention relates to a kind of aluminum strip forming frock, particularly relate to a kind of L-type aluminum strip hot bending frock.
Background technology
In the assembling process of body of a motor car, need to use L-type aluminum strip, need at fillet place L-type aluminum strip is bent into arc, the bending of usual L-type aluminum strip is all adopt artificial clod wash, but owing to aluminium hardness is big, the reasons such as stress difficulty elimination, manually the very difficult molding of clod wash puts in place and shapes, forming degree can not ensure unanimously very well, if using machinery cold roll forming to need again the multiple roller of outer processing, and easy damaged aluminum strip surface, if sending outer machine-shaping, cost will be greatly increased, production cost is brought very big restriction, for this, applicant considers to use heat treatment technics to utilize frock that aluminium is carried out secondary operations molding aluminium is annealed simultaneously, solve above-mentioned aluminum strip Forming Quality it is difficult to ensure that, working (machining) efficiency is low, the defects such as production cost is high.
Summary of the invention
For the deficiencies in the prior art, it is an object of the invention to provide a kind of L-type aluminum strip hot bending frock, solve L-type aluminum strip Forming Quality it is difficult to ensure that, the defect such as working (machining) efficiency is low, production cost is high.
In order to solve above-mentioned technical problem, present invention employs following technical scheme:
A kind of L-type aluminum strip hot bending frock, including base plate, the molding bar that to be fixed on base plate identical with finished product aluminum strip radian, and several are fixed on base plate for compressing the aluminum strip hold-down mechanism of processed aluminum strip, described aluminum strip hold-down mechanism includes fixing seat, hands handle, middle hinged seat and rotation bar, described fixing seat is fixedly installed on base plate, and fixing seat has upwardly extending bossing, this bossing is rectangular, and the both sides of this bossing are respectively arranged with a moving block, the lower end of two moving blocks is rotatably connected on the bossing of fixing seat by the first rotating shaft, the middle part of two moving blocks is provided with the second rotating shaft rotated with moving block, the upper end of middle hinged seat is fixedly installed in the second rotating shaft, the upper end of two moving blocks engages, described handle is arranged on the bonding part of two moving block upper ends, described middle hinged seat is arranged on bossing, and middle hinged seat is between two moving blocks, the lower end of middle hinged seat is rotatably connected on bossing by the 3rd rotating shaft, bossing has breach, one end of described rotation bar is arranged in this breach and is fixedly connected in the 3rd rotating shaft, the other end rotating bar is provided with screw rod, the upper end of screw rod is fixedly installed on rotation bar, the lower end of screw rod is provided with the nut for compressing processed aluminum strip.
Further, the inner side of described molding bar is provided with several and strengthens gusset, and described reinforcement gusset is fixed on base plate.
Further, the arranged outside of described molding bar has several limit bases, and the distance between described limit base and molding bar is equal to the width of processed aluminum strip.
The beneficial effects of the present invention is:
1, when the present invention uses, first straight line L-type aluminum strip is placed in frock, then pass through aluminum strip hold-down mechanism to be compressed by processed aluminum strip, the position with heater, aluminum strip being about to bending after compression is heated, after being heated to suitable temperature, by manually aluminum strip being bent, keep certain time after having bent, then again the aluminum strip after molding is taken off.Compared with artificial clod wash, use the frock of the present invention carry out hot bending overcome because aluminum strip hardness is big, the difficult elimination of stress and the defect that causes Forming Quality to ensure, drastically increase working (machining) efficiency, it is ensured that Forming Quality；Compared with machinery clod wash, use the frock of the present invention to carry out bending and damage will not be caused in aluminum strip surface；Compared with sending outer machine-shaping, use the frock of the present invention to carry out bending and can be substantially reduced production cost.
2, the frock of the present invention is easy to operate, during use, first straight line aluminum strip is placed on, and makes the vertical edge of aluminum strip contact with molding bar, then handle it is rotated further by, hinged seat rotation between handle strip disorder of internal organs, middle hinged seat drives and rotates bar rotation, when rotation bar is in level, the horizontal edge of aluminum strip is pressed on base plate by the nut bottom screw rod, the compression to aluminum strip can be realized it is to say, aluminum strip hold-down mechanism has only to turning handle or unclamp, easy to operate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the L-type aluminum strip hot bending frock of the present invention；
Fig. 2 is the structural representation of the aluminum strip hold-down mechanism of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Referring to accompanying drawing, a kind of L-type aluminum strip hot bending frock, including base plate 1, the molding bar 3 that to be fixed on base plate 1 identical with finished product aluminum strip 2 radian, and several are fixed on base plate 1 for compressing the aluminum strip hold-down mechanism 4 of processed aluminum strip, aluminum strip hold-down mechanism includes fixing seat 41, handle 43, middle hinged seat 44 and rotation bar 45, fixing seat 41 can be T-shaped or L-type, the fixing seat 41 of the present embodiment is T-shaped, the bottom of fixing seat 41 is fixed on base plate 1 by four screws, the upper surface of fixing seat 41 has upwardly extending bossing, this bossing is rectangular, and the both sides of this bossing are respectively arranged with a moving block 42, the lower end of two moving blocks 42 is rotatably connected on the bossing of fixing seat 41 by the first rotating shaft 47, the middle part of two moving blocks 42 is provided with the second rotating shaft 48 rotated with moving block, the upper end of middle hinged seat 44 is fixedly connected in the second rotating shaft 48, the upper end of two moving blocks 42 engages, handle 43 is arranged on the bonding part of two moving block 42 upper ends, middle hinged seat 44 is arranged on bossing, and middle hinged seat 44 is between two moving blocks 42, the lower end of middle hinged seat 44 is rotatably connected on bossing by the 3rd rotating shaft (invisible in figure), bossing has breach, the one end rotating bar 45 is arranged in this breach and is fixedly connected in the 3rd rotating shaft, the other end rotating bar 45 is provided with screw rod 46, the upper end of screw rod 46 is with external screw thread, the upper end of screw rod 46 is connected to, lower two nuts, two nuts are tightened in the both sides up and down rotating bar 45 respectively, thus the upper end of screw rod 46 being fixed on rotation bar 45, the lower end of screw rod 46 is with external screw thread, the lower end of screw rod 46 is connected to the nut for compressing processed aluminum strip.
The work process of the present invention is as follows: be first placed on base plate 1 by straight line aluminum strip, and the vertical edge making aluminum strip contacts with molding bar 3, then handle 43 it is rotated further by, now handle 43 drives moving block 42 to rotate, the second rotating shaft 48 in the middle part of moving block 42 drives middle hinged seat 44 to rotate, 3rd rotating shaft of middle hinged seat 44 lower end drives rotation bar 45 to rotate, and when rotating bar 45 and being in level, the horizontal edge of aluminum strip is pressed on base plate 1 by the nut bottom screw rod 46.
As the further improvement to technique scheme, the inner side of molding bar 3 is provided with several and strengthens gusset 5, strengthens gusset 5 and is welded on base plate 1.Owing to molding bar 3 can be produced inside active force by straight line aluminum strip in the process of bending, and molding bar 3 self is welded on base plate 1, therefore molding bar 3 stress easily comes off from base plate 1, and increase strengthen gusset 5 in order that increase molding bar 3 self steadiness.
As the further improvement to technique scheme, the arranged outside of molding bar 3 has several limit bases 6, and the distance between limit base 6 and molding bar 3 is equal to the width of processed aluminum strip.Active force owing to manually bending is the two ends acting on aluminum strip, and therefore the middle part of aluminum strip is susceptible to arch upward, and the purpose increasing limit base 6 is to carry out spacing to aluminum strip, it is to avoid the situation that aluminum strip arches upward in bending process.
Finally it should be noted that, above example is only in order to illustrate technical scheme but not restriction technologies scheme, although the present invention has been described in detail by applicant with reference to preferred embodiment, it will be understood by those within the art that, technical scheme is modified or equivalent replacement by those, without deviating from objective and the scope of the technical program, all should be encompassed in the middle of scope of the presently claimed invention.
Claims (2)
1. a L-type aluminum strip hot bending frock, it is characterised in that include base plate, be fixed on base plate the molding bar identical with finished product aluminum strip radian and several are fixed on base plate for compressing the aluminum strip hold-down mechanism of processed aluminum strip；The arranged outside of described molding bar has several limit bases, and the distance between described limit base and molding bar is equal to the width of processed aluminum strip；Described aluminum strip hold-down mechanism includes fixing seat, hands handle, middle hinged seat and rotation bar, described fixing seat is fixedly installed on base plate, and fixing seat has upwardly extending bossing, this bossing is rectangular, and the both sides of this bossing are respectively arranged with a moving block, the lower end of two moving blocks is rotatably connected on the bossing of fixing seat by the first rotating shaft, the middle part of two moving blocks is provided with the second rotating shaft rotated with moving block, the upper end of middle hinged seat is fixedly installed in the second rotating shaft, the upper end of two moving blocks engages, described handle is arranged on the bonding part of two moving block upper ends, described middle hinged seat is arranged on bossing, and middle hinged seat is between two moving blocks, the lower end of middle hinged seat is rotatably connected on bossing by the 3rd rotating shaft, bossing has breach, one end of described rotation bar is arranged in this breach and is fixedly connected in the 3rd rotating shaft, the other end rotating bar is provided with screw rod, the upper end of screw rod is fixedly installed on rotation bar, the lower end of screw rod is provided with the nut for compressing processed aluminum strip.
2. L-type aluminum strip hot bending frock according to claim 1, it is characterised in that the inner side of described molding bar is provided with several and strengthens gusset, and described reinforcement gusset is fixed on base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410780804.8A CN104475512B (en) | 2014-12-17 | 2014-12-17 | A kind of L-type aluminum strip hot bending frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410780804.8A CN104475512B (en) | 2014-12-17 | 2014-12-17 | A kind of L-type aluminum strip hot bending frock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104475512A CN104475512A (en) | 2015-04-01 |
| CN104475512B true CN104475512B (en) | 2016-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410780804.8A Expired - Fee Related CN104475512B (en) | 2014-12-17 | 2014-12-17 | A kind of L-type aluminum strip hot bending frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104475512B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112975296A (en) * | 2021-03-08 | 2021-06-18 | 哈尔滨汽轮机厂有限责任公司 | Manufacturing method of 300 MW-grade F-grade reburning combustion chamber transition section liner rear sealing ring |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2936481Y (en) * | 2006-08-11 | 2007-08-22 | 杨立春 | Hot water bending machine for plastic steel |
| CN201625694U (en) * | 2010-01-10 | 2010-11-10 | 胜利油田胜利动力机械集团有限公司 | Angle steel circular arc hot bending tooling |
| CN202498113U (en) * | 2012-02-28 | 2012-10-24 | 江苏奔宇车身制造有限公司 | Integral bending forming device for specially-shaped tube |
| CN203738279U (en) * | 2013-12-31 | 2014-07-30 | 上海通领汽车饰件有限公司 | Upholstery fixing device |
| CN203972549U (en) * | 2014-06-30 | 2014-12-03 | 浙江吉利控股集团有限公司 | A kind of steel pipe bent pipe tooling |
| CN204320866U (en) * | 2014-12-17 | 2015-05-13 | 重庆五洲龙新能源汽车有限公司 | A kind of L-type aluminum strip hot bending frock |
-
2014
- 2014-12-17 CN CN201410780804.8A patent/CN104475512B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104475512A (en) | 2015-04-01 |
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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: 20160629 Termination date: 20181217 |