CN201380238Y - Combined bending die - Google Patents
Combined bending die Download PDFInfo
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- CN201380238Y CN201380238Y CN200920008189U CN200920008189U CN201380238Y CN 201380238 Y CN201380238 Y CN 201380238Y CN 200920008189 U CN200920008189 U CN 200920008189U CN 200920008189 U CN200920008189 U CN 200920008189U CN 201380238 Y CN201380238 Y CN 201380238Y
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- 238000005452 bending Methods 0.000 title claims abstract description 115
- 238000003825 pressing Methods 0.000 claims abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 6
- 239000011324 bead Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 230000003137 locomotive effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model relates to a combined bending die consisting of a lower die assembly with an adjustable opening and a pressing upper die assembly. The lower die assembly with the adjustable opening comprises a base and two lower die bases which are oppositely and fixedly arranged on the base with adjustable space; the opposite side faces of the two lower die bases are respectively and fixedly provided with a supporting template; the pressing upper die assembly comprises a general upper die handle; and the bottom of the general upper die handle is fixedly provided with a replaceable arc-shaped bending upper die. Only the corresponding arc-shaped bending upper die is purchased, the combined binding die can bend a big arc piece with a thick plate and workpieces with different bending circular beads. The combined bending die has the advantages of generalization, flexibility and strong maneuverability, reduces the purchasing amount and kinds of bending dies, reduces the purchasing expense, improves the economic benefit and is convenient for die management and maintenance.
Description
Technical Field
The utility model relates to a bending device of panel especially relates to a combination mould of bending.
Background
The company of my 2005 began producing 180 HXD2 eight-axle high power ac transmission electric locomotives in cooperation with alsom. In the manufacturing of the cooperative locomotive, a bending deformation process is mostly adopted for a plate material spare part, and in the bending deformation, the bending fillet radius R of the plate material is mostly 2 times of the plate thickness, namely:
r2 t (R: bending fillet of plate; t: thickness of plate)
V (6-8) t (V: lower die opening size)
First, the selection of bending parameters is strongly dependent on the raw materials, and the raw materials used in the electric power locomotive are S355 and S275(EN10025), and if the bending fillet is too small, bending cracks (particularly, the bending direction is parallel to the plate rolling direction) are likely to occur.
Secondly, selecting a plate thickness value which is 2 times more than the radius value of a bending fillet in a drawing, namely 6mm plate thickness, and selecting R12.5 for the bending fillet; 3mm of plate thickness, and R6 is selected as a bending fillet. Therefore, the bending process is relatively good, and the bending is not easy to crack.
Thirdly, because the sizes of the bending pieces are different, the radius of the same bending fillet is different according to the bending arc length, and different types of bending dies (particularly bending pieces with high folding edges) need to be configured.
Therefore, in the existing production process, bending dies of different types and specifications are required to be configured for bending the same fillet radius, so that a large amount of capital is required to be invested, and meanwhile, the large amount of dies also bring difficulty to die management and maintenance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a combination mould of bending, it can realize bending of thick plate orthodrome spare and the different fillet work piece of bending.
Another object of the utility model is to provide a combination mould of bending, reducible purchase quantity and the kind of the mould of bending reduce the purchase expense, not only improve economic benefits and be convenient for mould management and maintenance.
The utility model aims to realize the purpose, and provides a combined bending die which is composed of an adjustable opening lower die component and a lower pressing upper die component; the adjustable opening lower die assembly comprises a base and two lower die seats which are relatively and fixedly arranged on the base, and the distance between the two lower die seats can be adjusted; the upper pressing die assembly comprises a universal upper die handle, and a replaceable circular arc upper bending die is fixedly arranged at the bottom of the universal upper die handle.
The utility model discloses an in a preferred embodiment, be equipped with the first screw hole of multirow along its vertical parallel on the base, two die holders set up along the vertical parallel interval of base, be equipped with a plurality ofly along the vertical direction on the die holder with the through-hole that first screw hole corresponds to pass the through-hole by the screw and fix the die holder on the base.
The utility model discloses an in a preferred embodiment, be equipped with a plurality of thru holes along the horizontal direction on the die holder, correspond on the roof pressure template the thru hole is equipped with a plurality of second screw holes, passes the thru hole by the screw and fixes the roof pressure template on the die holder.
In a preferred embodiment of the present invention, a gasket is disposed between the top pressing mold plate and the lower mold base.
In a preferred embodiment of the present invention, the universal upper mold handle is a plate structure, and the cross section of the universal upper mold handle along the vertical direction is a long handle shape; the top of the universal upper die handle is provided with a clamping part fixedly clamped by a bending machine, and the bottom of the universal upper die handle is provided with a convex rail.
In a preferred embodiment of the present invention, the upper die for bending in the circular arc shape is an edge of the strip body extending from the protruding rail, and the upper portion of the upper die for bending in the circular arc shape is provided with a long groove matched with the protruding rail, and both sides and the bottom of the long groove form a continuous arc surface.
The utility model discloses an in a preferred embodiment, the neighbouring bottom of general last mould handle is equipped with the groove of wearing that link up its bottom and both sides, the upper portion of mould on convex bending corresponds the groove position of wearing is equipped with the third screw hole, passes by the screw wear the groove is fixed the mould on convex bending in general last mould handle bottom.
In a preferred embodiment of the present invention, a concave portion is formed along a longitudinal direction of the plate body on one side of the universal upper die shank.
In a preferred embodiment of the present invention, the opposite surfaces of the base and the lower die holder which are in fixed contact are respectively saw-toothed surfaces which are engaged with each other.
From above, when using the utility model discloses a when the combination mould of bending is buckled panel, will adjust the width of requirement with the interval between two die holders of adjustable opening lower mould subassembly earlier, place panel under the adjustable opening on the mould subassembly, utilize to push down upper die assembly and push down panel, make panel buckle for suitable angle and arc length. When the bending arc length (bending angle) needs to be changed, the distance between the two lower die seats of the lower die assembly with the adjustable opening is correspondingly adjusted; when different bending fillet radii need to be bent, only the arc-shaped bending upper die in the lower pressing upper die assembly needs to be replaced by the bending upper die with the corresponding fillet radius. Therefore, the utility model discloses a combination mould of bending is as long as purchase corresponding convex bending and goes up the mould, can be in order to realize bending of thick plate orthodrome spare and the different fillet work piece of bending, and this combination mould of bending has advantages of universalization, flexibility, and maneuverability is strong, and it has reduced the purchase quantity and the kind of the mould of bending, has reduced the purchase expense, not only improves economic benefits and the mould management and the maintenance of being convenient for.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein,
FIG. 1: the utility model discloses a combination mould structure schematic diagram of bending.
FIG. 2: the utility model discloses well adjustable opening lower mould component's base structure schematic diagram.
FIG. 3: the utility model discloses well adjustable opening lower die component's die holder schematic structure.
FIG. 4: the utility model discloses well adjustable opening lower mould assembly's roof pressure template structure sketch map.
FIG. 5: the utility model discloses in push down mould assembly's general last mould handle structure sketch map.
FIG. 6: the utility model discloses in push down mould assembly's convex mould structure schematic diagram that bends.
FIG. 7: the utility model discloses well general use goes up mould handle and convex mould assembly structure sketch map of bending.
FIG. 8: the utility model discloses a combination mould of bending is used for the schematic diagram of the operation of buckling to the piece of bending of high hem.
FIG. 9: in order to utilize the utility model discloses a make up mould of bending and carry out the embodiment of the operation of buckling is first.
FIG. 10: in order to utilize the utility model discloses a make up mould of bending and carry out the embodiment example two of the operation of buckling.
FIG. 11: in order to utilize the utility model discloses a third embodiment of the operation of buckling is carried out to the combination mould of bending.
FIG. 12: in order to utilize the utility model discloses a make up the mould of bending and carry out the embodiment of the operation of buckling diagram four.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
As shown in fig. 1, the combined bending mold of the present invention comprises an adjustable opening lower mold assembly 1 and a lower pressing upper mold assembly 2; the adjustable opening lower die assembly 1 comprises a base 11 and two lower die seats 12 which are oppositely and fixedly arranged on the base 11 and the distance between the two lower die seats 12 can be adjusted, and opposite side surfaces of the two lower die seats 12 are respectively and fixedly provided with a jacking template 13; the lower pressing upper die component 2 comprises a universal upper die handle 21, and a replaceable circular arc-shaped bending upper die 22 is fixedly arranged at the bottom of the universal upper die handle 21.
From top to bottom, when using the utility model discloses a when the combination mould of bending is buckled panel 3, as shown in fig. 1, will adjust the width that requires with the interval between two die holders 12 of adjustable opening lower mould subassembly 1 earlier, place panel 3 on adjustable opening lower mould subassembly 1, utilize to push down upper die assembly 2 and push down panel 3, make panel 3 buckle for suitable angle and arc length. When the bending arc length needs to be changed, the distance between the two lower die seats 12 of the adjustable opening lower die assembly 1 only needs to be correspondingly adjusted; when different bending fillet radii need to be bent, only the circular arc-shaped bending upper die 22 in the lower pressing upper die assembly 2 needs to be replaced by a bending upper die with a corresponding fillet radius. Therefore, the utility model discloses a combination mould of bending is as long as purchase corresponding convex bending go up mould 22, can realize bending of thick plate orthodrome spare and the different fillet work piece of bending, and this combination mould of bending has the advantage of universalization, flexibility, and maneuverability is strong, and it has reduced the purchase quantity and the kind of the mould of bending, has reduced the purchase expense, not only improves economic benefits and is convenient for mould management and maintenance.
As shown in fig. 1, 2 and 3, in the present embodiment, a plurality of rows of first threaded holes 111 are formed in the base 11 in parallel along the longitudinal direction thereof, two lower die holders 12 are arranged in parallel and at intervals along the longitudinal direction of the base 11, a plurality of through holes 121 corresponding to the first threaded holes 111 are formed in the lower die holder 12 along the vertical direction, and screws 14 are connected to the first threaded holes 111 through the through holes 121 to fix the lower die holders 12 to the base 11. When the distance between the two lower die bases 12 of the adjustable opening lower die assembly 1 needs to be adjusted, the screws 14 are loosened, the lower die bases 12 are moved in parallel to enable the through holes 121 to correspond to the first threaded holes 111 in the other row, and then the screws 14 are screwed and fixed.
In order to avoid the relative movement between the lower die holder 12 and the base 11 and increase the sliding resistance therebetween, as shown in fig. 1, 2 and 3, in the present embodiment, the upper surface of the base 11 is a serrated surface 112; the lower surfaces of the two lower die bases 12, which are in fixed contact with the base 11, are serrated surfaces 123 which are matched with the serrated surfaces 112.
Further, as shown in fig. 1, 3 and 4, a plurality of through holes 122 are formed in the lower die holder 12 along the horizontal direction, a plurality of second threaded holes 131 are formed in the top die plate 13 corresponding to the through holes 122, and screws 15 pass through the through holes 122 and are connected with the second threaded holes 131, so that the top die plate 13 is fixed on the opposite side surfaces of the two lower die holders 12.
As shown in fig. 1, in the present embodiment, a gasket 16 is disposed between the top die plate 13 and the relatively fixed lower die holder 12; the gasket 16 may be provided in plurality; when the distance between the two lower die holders 12 of the lower die assembly 1 with the adjustable opening is adjusted to be smaller, the adjustment can be made slightly by adding or reducing the corresponding gasket 16 between the jacking template 13 and the relatively fixed lower die holder 12, so that the stepless adjustment of the opening size between the two lower die holders 12 can be realized.
As shown in fig. 1, 5 and 6, in the present embodiment, the universal upper die shank 21 has a plate structure, and a cross section thereof in the vertical direction has a long shank shape (as shown in fig. 5); the top of the universal upper die shank 21 is provided with a clamping part 211 which is fixedly clamped by a bending machine (not shown in the figure), and the bottom of the universal upper die shank 21 is provided with a convex rail 212. The circular arc upper bending die 22 is a long strip extending along the convex rail 212 (as shown in fig. 6), the upper part of the circular arc upper bending die 22 is provided with a long groove 221 matching with the convex rail 212, and two sides and the bottom of the circular arc upper bending die form a continuous circular arc surface 222.
As shown in fig. 5, 6, and 7, in the present embodiment, a through groove 213 is provided in the vicinity of the bottom of the upper die shank 21 so as to penetrate the bottom and both sides thereof, a third screw hole 223 is provided in the upper portion of the circular arc-shaped press bending upper die 22 at a position corresponding to the through groove 213, and the circular arc-shaped press bending upper die 22 is fixed to the bottom of the upper die shank 21 by a screw 23 inserted through the through groove 213. When the other bending upper die 22 with the fillet radius needs to be replaced, the screw 23 is loosened, the bending upper die 22 is detached, the other bending upper die 22 is assembled on the convex rail 212, and the screw 23 is screwed and fixed.
Further, in order to properly bend the bent piece having a high fold and prevent the high fold from interfering with the lower die assembly 2, as shown in fig. 1 and 5, in the present embodiment, a recessed portion 214 is formed on the plate body side of the common upper die shank 21 in the longitudinal direction thereof. Thus, the combined bending die can perform a bending operation on a highly folded bent piece (as shown in fig. 8).
As shown in fig. 9 and 10, the same radius is shown when bending; fig. 9 shows a case where the bending angle is large (the distance between the two lower die holders 12 is small), and fig. 10 shows a case where the bending angle is small (the distance between the two lower die holders 12 is large).
As shown in fig. 11 and 12, the two sections are schematic views when bending different fillet radii; fig. 11 shows a case where the fillet radius is small, and fig. 12 shows a case where the fillet radius is large.
The utility model discloses a combination mould of bending compares with prior art and has following advantage:
1. the circular arc bending upper die 22 in the lower pressing upper die assembly 2 adopts a replaceable structure, and is suitable for bending operations with different fillet radii; the distance between the two lower die seats 12 of the adjustable opening lower die assembly 1 can be adjusted, the adjustable opening lower die assembly is suitable for bending of plates with different thicknesses, bending of large circular arc pieces of thick plates and different bending fillet workpieces can be achieved, and the bending quality of the workpieces is guaranteed.
2. The combined bending die has the advantages of generalization and flexibility, strong operability, high response speed and short preparation and manufacturing period of the process technology.
3. This combination mould of bending has reduced the purchase quantity and the kind of mould, has reduced the purchase expense, not only improves economic benefits and is convenient for mould management and maintenance.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any person skilled in the art should also realize that such equivalent changes and modifications can be made without departing from the spirit and principles of the present invention.
Claims (9)
1. The utility model provides a combination mould of bending which characterized in that: the mold consists of an adjustable opening lower mold component and a lower upper mold component; the adjustable opening lower die assembly comprises a base and two lower die seats which are relatively and fixedly arranged on the base, and the distance between the two lower die seats can be adjusted; the upper pressing die assembly comprises a universal upper die handle, and a replaceable circular arc upper bending die is fixedly arranged at the bottom of the universal upper die handle.
2. The combined bending die of claim 1, wherein: the die comprises a base, wherein a plurality of rows of first threaded holes are formed in the base along the longitudinal direction of the base in parallel, two lower die bases are arranged along the base along the longitudinal direction of the base in parallel at intervals, a plurality of through holes corresponding to the first threaded holes are formed in the lower die bases along the vertical direction, and screws penetrate through the through holes to fix the lower die bases on the base.
3. The combined bending die of claim 2, wherein: and a plurality of through holes are formed in the lower die base along the horizontal direction, a plurality of second threaded holes are formed in the jacking template corresponding to the through holes, and screws penetrate through the through holes to fix the jacking template on the lower die base.
4. The combined bending die of claim 3, wherein: and a gasket is arranged between the jacking template and the lower die seat.
5. The combined bending die of claim 1, wherein: the universal upper die handle is of a plate body structure, and the cross section of the universal upper die handle along the vertical direction is in a long handle shape; the top of the universal upper die handle is provided with a clamping part fixedly clamped by a bending machine, and the bottom of the universal upper die handle is provided with a convex rail.
6. The combined bending die of claim 5, wherein: the circular arc bending upper die is a long strip body extending along the convex rail, the upper part of the circular arc bending upper die is provided with a long groove matched with the convex rail, and two sides and the bottom of the circular arc bending upper die form continuous circular arc surfaces.
7. The combined bending die of claim 6, wherein: the upper die handle is provided with a through groove which penetrates through the bottom and two sides of the upper die handle, the upper part of the circular arc bending upper die is provided with a third threaded hole corresponding to the through groove, and a screw penetrates through the through groove to fix the circular arc bending upper die at the bottom of the upper die handle.
8. The combined bending die of claim 5, wherein: one side of the plate body of the universal upper die handle forms a concave part along the longitudinal direction of the plate body.
9. The combined bending die of claim 1, wherein: the opposite surfaces of the base and the lower die holder which are fixedly contacted are respectively sawtooth surfaces which are matched with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920008189U CN201380238Y (en) | 2009-04-24 | 2009-04-24 | Combined bending die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920008189U CN201380238Y (en) | 2009-04-24 | 2009-04-24 | Combined bending die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201380238Y true CN201380238Y (en) | 2010-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920008189U Expired - Fee Related CN201380238Y (en) | 2009-04-24 | 2009-04-24 | Combined bending die |
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Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319797A (en) * | 2011-06-24 | 2012-01-18 | 山东中茂电气设备有限公司 | Bending die |
| CN102626999A (en) * | 2011-07-01 | 2012-08-08 | 兰州理工大学 | Copper plate stack-jacking molding press for copper plate automatic packaging production line |
| CN102744327A (en) * | 2012-07-17 | 2012-10-24 | 兴威电脑（昆山）有限公司 | Thin-plate bending mould |
| CN102935455A (en) * | 2012-10-26 | 2013-02-20 | 铜陵恒盛轨道装备有限责任公司 | Bent plate molding die |
| CN102962359A (en) * | 2012-11-29 | 2013-03-13 | 永济新时速电机电器有限责任公司 | Bending mold for enclosed sheet metal parts |
| CN103394597A (en) * | 2013-08-13 | 2013-11-20 | 中铁山桥集团有限公司 | Detachable arc compression mold |
| CN104369418A (en) * | 2014-11-28 | 2015-02-25 | 新秀集团有限公司 | Honeycomb plate molding press with adjustable mold |
| CN104841765A (en) * | 2015-04-16 | 2015-08-19 | 益阳富佳科技有限公司 | Sludge baffle of sludge stirrer of caterpillar tractor and manufacturing method and machining die thereof |
| CN105382109A (en) * | 2015-12-31 | 2016-03-09 | 太原重工股份有限公司 | Steel plate bending lower die capable of automatically adjusting opening degree |
| CN107225167A (en) * | 2017-07-18 | 2017-10-03 | 扬州安特自动化科技有限公司 | A kind of bender flanging mould |
| CN107597901A (en) * | 2017-10-30 | 2018-01-19 | 山东明珠材料科技有限公司 | A kind of adjustable circular arc apparatus for bending |
| CN108273915A (en) * | 2018-03-06 | 2018-07-13 | 昆山诚业德通讯科技有限公司 | A kind of adjustable Bending Mould |
| CN108580621A (en) * | 2018-06-04 | 2018-09-28 | 北京京诚之星科技开发有限公司 | Corrugated plate mould pressing arc striking machine |
| CN109047504A (en) * | 2018-09-07 | 2018-12-21 | 诺力智能装备股份有限公司 | A kind of Bending Mould suitable for orthodrome part |
| CN109500156A (en) * | 2018-12-28 | 2019-03-22 | 天津航天长征火箭制造有限公司 | Grid siding bend molding apparatus and method in a kind of high muscle thickness rate |
| CN109746328A (en) * | 2019-02-16 | 2019-05-14 | 马鞍山市维尔达机械模具制造有限公司 | A kind of adjustable ball mold of roller diameter and its lower die |
| CN109773053A (en) * | 2019-03-20 | 2019-05-21 | 安徽省矿业机电装备有限责任公司 | A kind of adjustable bending die |
| CN109794550A (en) * | 2019-03-21 | 2019-05-24 | 安徽省矿业机电装备有限责任公司 | Manufacture system for snap ring |
| CN109909378A (en) * | 2019-03-21 | 2019-06-21 | 安徽省矿业机电装备有限责任公司 | A method of for batch micro operations snap ring |
| CN113172156A (en) * | 2021-05-13 | 2021-07-27 | 一汽解放汽车有限公司 | Lower die structure and bending die |
| CN113231510A (en) * | 2021-04-09 | 2021-08-10 | 深圳市泰能特模具技术有限公司 | Oblique-folding-edge metal plate die |
| CN114130864A (en) * | 2021-10-11 | 2022-03-04 | 国网浙江慈溪市供电有限公司 | Portable multifunctional row bending machine |
| CN114130865A (en) * | 2021-11-25 | 2022-03-04 | 江苏博林机械制造有限公司 | Combined mould |
-
2009
- 2009-04-24 CN CN200920008189U patent/CN201380238Y/en not_active Expired - Fee Related
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319797A (en) * | 2011-06-24 | 2012-01-18 | 山东中茂电气设备有限公司 | Bending die |
| CN102626999A (en) * | 2011-07-01 | 2012-08-08 | 兰州理工大学 | Copper plate stack-jacking molding press for copper plate automatic packaging production line |
| CN102744327A (en) * | 2012-07-17 | 2012-10-24 | 兴威电脑（昆山）有限公司 | Thin-plate bending mould |
| CN102935455A (en) * | 2012-10-26 | 2013-02-20 | 铜陵恒盛轨道装备有限责任公司 | Bent plate molding die |
| CN102962359A (en) * | 2012-11-29 | 2013-03-13 | 永济新时速电机电器有限责任公司 | Bending mold for enclosed sheet metal parts |
| CN103394597A (en) * | 2013-08-13 | 2013-11-20 | 中铁山桥集团有限公司 | Detachable arc compression mold |
| CN104369418A (en) * | 2014-11-28 | 2015-02-25 | 新秀集团有限公司 | Honeycomb plate molding press with adjustable mold |
| CN104369418B (en) * | 2014-11-28 | 2016-09-14 | 新秀集团有限公司 | A kind of mould adjustable honeycomb boards molding press |
| CN104841765A (en) * | 2015-04-16 | 2015-08-19 | 益阳富佳科技有限公司 | Sludge baffle of sludge stirrer of caterpillar tractor and manufacturing method and machining die thereof |
| CN104841765B (en) * | 2015-04-16 | 2016-09-14 | 益阳富佳科技有限公司 | Caterpillar tractor change-can mixer mud guard, the manufacture method of mud guard and processing mold |
| CN105382109A (en) * | 2015-12-31 | 2016-03-09 | 太原重工股份有限公司 | Steel plate bending lower die capable of automatically adjusting opening degree |
| CN107225167A (en) * | 2017-07-18 | 2017-10-03 | 扬州安特自动化科技有限公司 | A kind of bender flanging mould |
| CN107597901A (en) * | 2017-10-30 | 2018-01-19 | 山东明珠材料科技有限公司 | A kind of adjustable circular arc apparatus for bending |
| CN108273915A (en) * | 2018-03-06 | 2018-07-13 | 昆山诚业德通讯科技有限公司 | A kind of adjustable Bending Mould |
| CN108580621A (en) * | 2018-06-04 | 2018-09-28 | 北京京诚之星科技开发有限公司 | Corrugated plate mould pressing arc striking machine |
| CN109047504A (en) * | 2018-09-07 | 2018-12-21 | 诺力智能装备股份有限公司 | A kind of Bending Mould suitable for orthodrome part |
| CN109500156A (en) * | 2018-12-28 | 2019-03-22 | 天津航天长征火箭制造有限公司 | Grid siding bend molding apparatus and method in a kind of high muscle thickness rate |
| CN109746328A (en) * | 2019-02-16 | 2019-05-14 | 马鞍山市维尔达机械模具制造有限公司 | A kind of adjustable ball mold of roller diameter and its lower die |
| CN109773053A (en) * | 2019-03-20 | 2019-05-21 | 安徽省矿业机电装备有限责任公司 | A kind of adjustable bending die |
| CN109794550A (en) * | 2019-03-21 | 2019-05-24 | 安徽省矿业机电装备有限责任公司 | Manufacture system for snap ring |
| CN109909378A (en) * | 2019-03-21 | 2019-06-21 | 安徽省矿业机电装备有限责任公司 | A method of for batch micro operations snap ring |
| CN113231510A (en) * | 2021-04-09 | 2021-08-10 | 深圳市泰能特模具技术有限公司 | Oblique-folding-edge metal plate die |
| CN113231510B (en) * | 2021-04-09 | 2022-04-01 | 深圳市泰能特模具技术有限公司 | Oblique-folding-edge metal plate die |
| CN113172156A (en) * | 2021-05-13 | 2021-07-27 | 一汽解放汽车有限公司 | Lower die structure and bending die |
| CN114130864A (en) * | 2021-10-11 | 2022-03-04 | 国网浙江慈溪市供电有限公司 | Portable multifunctional row bending machine |
| CN114130865A (en) * | 2021-11-25 | 2022-03-04 | 江苏博林机械制造有限公司 | Combined mould |
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