CN107377781B - Non-contact bending sliding block structure - Google Patents
Non-contact bending sliding block structure Download PDFInfo
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- CN107377781B CN107377781B CN201710837903.9A CN201710837903A CN107377781B CN 107377781 B CN107377781 B CN 107377781B CN 201710837903 A CN201710837903 A CN 201710837903A CN 107377781 B CN107377781 B CN 107377781B
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- sliding block
- elastic piece
- bending
- block
- upper die
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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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The invention relates to a non-contact bending sliding block structure, which comprises an upper die and a lower die; the upper die comprises an upper die base and a pressing plate; the lower die comprises a lower die base and lower pad feet; a sliding block seat is fixed on the lower die holder, and a sliding block is arranged on the sliding block seat in a sliding manner; the lower die holder is provided with a groove, and a balance plate is arranged in the groove; the lower pad foot is connected with a thimble through a second elastic piece; the balance plate is provided with a first through hole corresponding to the thimble; the bottom of the groove is provided with a second through hole; the upper die holder is provided with a bending punch and a third elastic piece corresponding to the balance weight; bending the product by matching the bending punch heads with the sliding blocks one by one; the elasticity of the third elastic piece is larger than that of the second elastic piece; during the processing process, the degree of the appearance surface of the sliding block is only required to be kept, the overall appearance surface requirement of the die is greatly reduced, and the production cost of the die is greatly reduced.
Description
Technical Field
The invention relates to the technical field of bending dies, in particular to a non-contact bending sliding block structure.
Background
In the daily batch production process, the die is influenced by the product structure, so that the die has very strict requirements on the appearance surface in the production process, in particular to a die with a single-shot stamping slide block structure. The mold with the slide block structure must be used in the subsequent steps due to the bending angle in the previous steps, which is a very trouble for the design, debugging, production and manufacture of the mold, and various methods are used by many of the industry to cope with the above problems, but the effect is very poor.
Disclosure of Invention
The invention aims to solve the technical problem of providing a non-contact bending sliding block structure aiming at the defects in the prior art.
The technical scheme adopted for solving the technical problems is as follows:
constructing a non-contact bending sliding block structure, which comprises an upper die and a lower die; the upper die comprises an upper die seat and a pressing plate connected with the upper die seat through a first elastic piece; the lower die comprises a lower die base and lower pad feet for supporting the lower die base; a sliding block seat is fixed on the lower die holder, and a sliding block is arranged on the sliding block seat in a sliding manner; the lower die holder is provided with a groove, and a balance plate is arranged in the groove; the lower pad foot is connected with ejector pins which are in one-to-one correspondence with the sliding blocks through second elastic pieces; the balance plate is provided with a first through hole corresponding to the thimble; the bottom of the groove is provided with a second through hole matched with the second elastic piece; the upper die holder is provided with a bending punch and a third elastic piece corresponding to the balance weight; the bending punch heads are matched with the sliding blocks in a one-to-one correspondence manner to bend the product; the third elastic piece is more elastic than the second elastic piece.
The invention discloses a non-contact bending sliding block structure, wherein two sliding blocks are arranged and are respectively positioned at two sides of a sliding block seat.
The invention relates to a non-contact bending sliding block structure, wherein a first inclined plane is arranged on the side surface of a sliding block seat; the surface of one side of the sliding block is provided with a second inclined plane corresponding to the first inclined plane, and the other side of the sliding block is provided with a bending assembly corresponding to the bending punch.
The invention relates to a non-contact bending sliding block structure, wherein a limiting block is arranged on the side surface of a sliding block; and a chute corresponding to the limiting block is arranged on the first inclined plane.
The invention relates to a non-contact bending sliding block structure, wherein the lower surface of a sliding block is a plane, and the lower surface of the sliding block is tightly attached to the upper surface of a lower die holder during bending; the slider is kept away from slider seat one side surface is provided with dodges the groove with product tip complex.
According to the non-contact bending sliding block structure, the bending punch and the upper die holder are connected through the connecting fixing piece; the height of the lower end of the connecting fixing piece is the same as that of the lower end of the bending punch.
The non-contact bending sliding block structure comprises a first elastic piece, a second elastic piece, a pressing plate, a connecting plate, a pressing plate and a connecting plate, wherein the upper end of the first elastic piece is connected with the upper die holder; a plurality of adjusting holes are formed in the connecting plate; and the material pressing plate is provided with an adjusting groove corresponding to the adjusting hole.
The non-contact bending sliding block structure comprises a plurality of extending blocks matched with the end parts of the material pressing plates; the extension block is fixedly connected or clamped with the end part of the material pressing plate.
The invention relates to a non-contact bending sliding block structure, wherein a through groove passing through an extension block is formed in an upper die holder; the material pressing plate is provided with an L-shaped opening; the side surface of the extension block is provided with a connecting lug corresponding to the opening; the connecting convex blocks are provided with dovetail grooves; and the inner wall of the opening is provided with a clamping convex block which is clamped with the dovetail groove.
The invention discloses a non-contact bending sliding block structure, wherein a sliding block seat comprises a first sliding block mounting block, a second sliding block mounting block and a telescopic connecting rod for connecting the first sliding block mounting block and the second sliding block mounting block.
The invention has the beneficial effects that: the product is placed on the slider, goes up the mould and descends, and the third elastic component is contacted with the balance board first, and the second elastic component receives the pressure shrink, and the balance board descends, and the slider is along with the gliding when the thimble descends, and when the balance board descends to the recess bottom surface, pressure flitch and slider compress tightly the product, and then go up the mould and continue to descend, and first elastic component shrink, the drift of bending and slider cooperation are bent the processing to the product, and the back die sinking is accomplished in the processing, and the second elastic component resumes deformation in preference to the third elastic component, and the thimble jack-up slider makes the product take off the material, only need keep the slider surface outward appearance face degree can during the course of working, greatly reduced the whole outward appearance face demand of mould.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described with reference to the accompanying drawings and embodiments, in which the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained by those skilled in the art without inventive effort:
FIG. 1 is a schematic diagram of a non-contact bending slider structure according to a preferred embodiment of the present invention;
FIG. 2 is a schematic diagram of a non-contact bending slider structure according to a preferred embodiment of the present invention;
FIG. 3 is a schematic view of a non-contact bending slide block structure extension block, an upper die holder and a pressing plate according to a preferred embodiment of the present invention;
fig. 4 is a schematic view of a slider seat with a non-contact bending slider structure according to a preferred embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present invention, based on the embodiments of the present invention.
The non-contact bending sliding block structure of the preferred embodiment of the invention is shown in fig. 1, and referring to fig. 2, 3 and 4, the non-contact bending sliding block structure comprises an upper die 1 and a lower die 2; the upper die 1 comprises an upper die holder 10 and a pressing plate 12 connected with the upper die holder 10 through a first elastic piece 11; the lower die 2 comprises a lower die holder 20 and a lower pad 21 for supporting the lower die holder 20; a slide block seat 22 is fixed on the lower die holder 20, and a slide block 23 is arranged on the slide block seat 22 in a sliding manner; the lower die holder 20 is provided with a groove 200, and a balance plate 201 is arranged in the groove 200; the lower pad 21 is connected with ejector pins 211 which are in one-to-one correspondence with the sliding blocks 23 through second elastic pieces 210; the balance plate 201 is provided with a first through hole (not labeled in the figure) corresponding to the thimble 211; the bottom of the groove 200 is provided with a second through hole (not labeled in the figure) matched with the second elastic piece 210; the upper die holder 10 is provided with a bending punch 100 and a third elastic piece 101 corresponding to the balance weight 201; bending punch heads 100 are matched with the sliding blocks 23 in a one-to-one correspondence manner to bend the product; the third elastic member 101 has elasticity greater than that of the second elastic member 210; the product 3 is placed on the sliding block 23, the upper die descends, the third elastic piece 101 is in preferential contact with the balance plate 201, the second elastic piece 210 is compressed, the balance plate 201 descends, the ejector pins 211 descend and simultaneously the sliding block 23 slides downwards, when the balance plate 201 descends to the bottom surface of the groove 200, the material pressing plate 12 and the sliding block 23 compress the product, the upper die continues to descend, the first elastic piece 11 contracts, the bending punch 100 and the sliding block 23 are matched to bend the product, the die is opened after the processing is completed, the second elastic piece 210 is deformed in preference to the third elastic piece 101, the ejector pins 211 jack the sliding block 23, the product is removed, and only the surface appearance surface degree of the sliding block 23 is required to be kept during the processing, so that the integral appearance surface requirement of the die is greatly reduced, and the production cost of the die is greatly reduced.
As shown in fig. 1, 2 and 4, two sliders 23 are provided and are respectively located at both sides of the slider seat 22; is convenient for bending U-shaped products.
As shown in fig. 1, 2 and 4, the side surface of the slider seat 22 is provided with a first inclined surface 220; a second inclined plane 230 corresponding to the first inclined plane 220 is arranged on one side surface of the sliding block 23, and a bending assembly 231 corresponding to the bending punch 100 is arranged on the other side; the sliding block 23 can slide on the sliding block seat 22 obliquely conveniently, and the bending punch 100 is matched with the sliding block 23 to bend the product 3, so that the relative movement stroke between the sliding block 23 and the product 3 is small.
As shown in fig. 1 and 2, the side surface of the slider 23 is provided with a stopper 232; a chute (not shown) corresponding to the limiting block 232 is arranged on the first inclined plane 220; the stability of the sliding block 23 during sliding is ensured by the sliding of the limiting block 232 in the sliding groove 221.
As shown in fig. 1, 2 and 3, the lower surface of the slider 23 is a plane, and the lower surface of the slider 23 is in close contact with the upper surface of the lower die holder 20 during bending; the surface of one side of the sliding block 23 far away from the sliding block seat 22 is provided with a avoiding groove 233 matched with the end part of the product 3; during bending, the lower surface of the sliding block 23 is tightly attached to the lower die holder 20, then the bending punch 100 bends the product 3, the end part of the product 3 is avoided through the avoiding groove 233, and bending stability is good.
As shown in fig. 1, 2 and 3, a bending punch 100 is connected to an upper die holder 10 by a connecting fixture 102; the lower end of the connecting fixing piece 102 is the same as the lower end of the bending punch 100; when in bending, the upper surface of the product 3 is contacted with the bending punch 100 and the lower end of the connecting fixing piece 102, so that the stability of the product during bending is ensured; meanwhile, the bending punch 100 can be quickly adjusted through the connecting fixing piece 102, so that the bending punch is convenient for bending processing of different products.
As shown in fig. 1, 2 and 3, the upper end of the first elastic member 11 is connected with the upper die holder 10, and the lower end is connected with the pressing plate 12 through the connecting plate 110; the connection plate 110 is provided with a plurality of adjustment holes 111; the pressing plate 12 is provided with an adjusting groove 120 corresponding to the adjusting hole 111; the position of the pressure plate 12 is convenient to quickly adjust, and the installation and the debugging are very convenient.
As shown in fig. 1, 2 and 3, the non-contact bending slide block structure further comprises a plurality of extension blocks 4 matched with the end parts of the material pressing plate 12; the extension block 4 is fixedly connected or clamped with the end part of the material pressing plate 12; the length of the pressing plate 12 is increased through the extension block 4, and the pressing plate 12 is adjusted by being matched with the adjusting hole 111 and the adjusting groove 120, so that the cost for replacing the pressing plate 12 is greatly saved.
As shown in fig. 1, 2 and 3, the upper die holder 10 is provided with a through slot 103 passing through the extension block 4; the material pressing plate 12 is provided with an L-shaped opening 121; the side surface of the extension block 4 is provided with a connection bump 40 corresponding to the opening 121; the dovetail groove 400 is arranged on the connecting convex block 40; the inner wall of the opening 121 is provided with a clamping convex block 122 which is clamped with the dovetail groove 400; the clamping projection 122 is clamped with the dovetail groove 400, the extension block 4 can be installed from top to bottom through the through groove 103, the through groove 103 can also prevent the extension block 4 from lateral displacement, and the length of the pressure plate 12 is very flexible and convenient to adjust.
As shown in fig. 1, 2 and 4, the slider seat 22 includes a first slider mounting block 223, a second slider mounting block 224, and a telescopic link rod 225 connecting the first slider mounting block 223 and the second slider mounting block 224; the distance between the first slider mounting block 223 and the second slider mounting block 224 is conveniently and quickly adjusted through the telescopic connecting rod 225, so that the whole width of the slider seat 22 is adjusted, the cost of replacing the slider seat 22 and the slider 23 is greatly reduced, and the adaptability to products with different sizes is good.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
Claims (8)
1. A non-contact bending slide block structure comprises an upper die and a lower die; the upper die is characterized by comprising an upper die seat and a pressing plate connected with the upper die seat through a first elastic piece; the lower die comprises a lower die base and lower pad feet for supporting the lower die base; a sliding block seat is fixed on the lower die holder, and a sliding block is arranged on the sliding block seat in a sliding manner; the lower die holder is provided with a groove, and a balance plate is arranged in the groove; the lower pad foot is connected with ejector pins which are in one-to-one correspondence with the sliding blocks through second elastic pieces; the balance plate is provided with a first through hole corresponding to the thimble; the bottom of the groove is provided with a second through hole matched with the second elastic piece; the upper die holder is provided with a bending punch and a third elastic piece corresponding to the balance plate; the bending punch heads are matched with the sliding blocks in a one-to-one correspondence manner to bend the product; the third elastic piece is more elastic than the second elastic piece;
the product is placed on the sliding block, the upper die descends, the third elastic piece is in preferential contact with the balance plate, the second elastic piece is contracted by pressure, the balance plate descends, the ejector pin descends and simultaneously slides downwards along with the sliding block, when the balance plate descends to the bottom surface of the groove, the material pressing plate and the sliding block compress the product, the upper die continues to descend, the first elastic piece contracts, the bending punch and the sliding block cooperate to bend the product, the die is opened after the processing is completed, the second elastic piece is deformed in preference to the third elastic piece, and the ejector pin jacks the sliding block to enable the product to be stripped; the sliding blocks are arranged in two and are respectively positioned at two sides of the sliding block seat;
the sliding block seat comprises a first sliding block installation block, a second sliding block installation block and a telescopic connecting rod which is connected with the first sliding block installation block and the second sliding block installation block.
2. The non-contact bending slide block structure according to claim 1, wherein the slide block seat side surface is provided with a first inclined surface; the surface of one side of the sliding block is provided with a second inclined plane corresponding to the first inclined plane, and the other side of the sliding block is provided with a bending assembly corresponding to the bending punch.
3. The non-contact bending slide block structure according to claim 2, wherein a stopper is provided on a side surface of the slide block; and a chute corresponding to the limiting block is arranged on the first inclined plane.
4. The non-contact bending slide block structure according to claim 3, wherein the lower surface of the slide block is a plane, and the lower surface of the slide block is tightly attached to the upper surface of the lower die holder during bending; the slider is kept away from slider seat one side surface is provided with dodges the groove with product tip complex.
5. The non-contact bending slide block structure according to claim 1, wherein the bending punch is connected with the upper die holder through a connecting fixing piece; the height of the lower end of the connecting fixing piece is the same as that of the lower end of the bending punch.
6. The non-contact bending slide block structure according to claim 1, wherein the upper end of the first elastic piece is connected with the upper die holder, and the lower end of the first elastic piece is connected with the pressing plate through a connecting plate; a plurality of adjusting holes are formed in the connecting plate; and the material pressing plate is provided with an adjusting groove corresponding to the adjusting hole.
7. The non-contact bending slide block structure according to claim 6, further comprising a plurality of extension blocks engaged with the ends of the hold down plate; the extension block is fixedly connected or clamped with the end part of the material pressing plate.
8. The non-contact bending slide block structure according to claim 7, wherein a through groove passing through the extension block is formed in the upper die holder; the material pressing plate is provided with an L-shaped opening; the side surface of the extension block is provided with a connecting lug corresponding to the opening; the connecting convex blocks are provided with dovetail grooves; and the inner wall of the opening is provided with a clamping convex block which is clamped with the dovetail groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710837903.9A CN107377781B (en) | 2017-09-18 | 2017-09-18 | Non-contact bending sliding block structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710837903.9A CN107377781B (en) | 2017-09-18 | 2017-09-18 | Non-contact bending sliding block structure |
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| Publication Number | Publication Date |
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| CN107377781A CN107377781A (en) | 2017-11-24 |
| CN107377781B true CN107377781B (en) | 2023-07-25 |
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| CN201710837903.9A Active CN107377781B (en) | 2017-09-18 | 2017-09-18 | Non-contact bending sliding block structure |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303093A (en) * | 2019-07-25 | 2019-10-08 | 广东天倬智能装备科技有限公司 | A kind of Bending Mould and its application method that can control high strength steel rebound |
| WO2021134389A1 (en) * | 2019-12-31 | 2021-07-08 | 江苏亚威机床股份有限公司 | Pneumatic combined avoidance die mechanism of edge folding machine |
| CN111283088A (en) * | 2020-04-06 | 2020-06-16 | 山东小鸭精工机械有限公司 | Stretching and squeezing integrated die and machining tool thereof |
| CN112547926A (en) * | 2020-11-26 | 2021-03-26 | 童丹桂 | Local forming device of C shaped steel |
| CN112547930A (en) * | 2020-11-26 | 2021-03-26 | 童丹桂 | Section bar processing system |
| CN112517750B (en) * | 2020-11-26 | 2023-04-21 | 山东德昊交通设施有限公司 | Female die for local secondary forming of section steel |
| KR102654143B1 (en) * | 2022-05-10 | 2024-04-04 | (주)경우정밀 | Hub round bead molding device for damper pulley using press die |
| CN117564137B (en) * | 2024-01-15 | 2024-04-26 | 德阳华智精密科技有限公司 | Lamp pole dovetail groove forming die |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000042655A (en) * | 1998-07-23 | 2000-02-15 | Toyota Shatai Seiko Kk | Die clamping device of press |
| KR20130085099A (en) * | 2012-01-19 | 2013-07-29 | 삼성전자주식회사 | Press die structure for combination forming at the bending and curling process |
| CN102581141B (en) * | 2012-03-22 | 2014-07-23 | 苏州工业园区金鑫模具制造有限公司 | Mold with swing type stripping structure |
| CN102950207B (en) * | 2012-11-15 | 2015-03-25 | 古交市银河镁业有限公司 | Precise U-shaped bending die for magnesium alloy sectional materials |
| CN204867056U (en) * | 2015-06-23 | 2015-12-16 | 上海新朋金属制品有限公司 | A stamping die for bend for disposable 120 degrees |
| CN206083610U (en) * | 2016-08-27 | 2017-04-12 | 天津博众运动器材有限公司 | Removable mold utensil |
| CN207271943U (en) * | 2017-09-18 | 2018-04-27 | 深圳亿和模具制造有限公司 | A kind of non-contact type Bending Slide Block structure |
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