CN104399823A - Novel bending mold - Google Patents
Novel bending mold Download PDFInfo
- Publication number
- CN104399823A CN104399823A CN201410796312.8A CN201410796312A CN104399823A CN 104399823 A CN104399823 A CN 104399823A CN 201410796312 A CN201410796312 A CN 201410796312A CN 104399823 A CN104399823 A CN 104399823A
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- CN
- China
- Prior art keywords
- bending
- product
- gear
- gear shaft
- chute
- 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.)
- Pending
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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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a novel bending mold. The bending mold comprises an upper mold and a lower mold, wherein a female mold which is used for positioning a product and matched with the shape of the product is arranged on the lower mold, a pressing device is arranged below the upper mold and can tightly press the upper side surface of the product, a rack mechanism, a gear, a gear shaft and a driving device are also arranged in the lower mold, the gear shaft can be rotationally positioned in the female mold of the lower mold, a bending prop-pressing surface corresponding to a to-be-bent part of the product is formed on the gear shaft, the gear is fixedly mounted on the gear shaft and is in meshed transmission with straight teeth on the rack mechanism, the rack mechanism can be linearly positioned in the lower mold in the tangential direction of the gear in a reciprocating sliding manner, and the driving device drives the rack mechanism to move. The bending mold is simple in structure, accurate in bending size and low in manufacturing cost, can accurately bend any part of the product and cannot damage the to-be-bent part of the product, and the product after bending is small in elastic deformation.
Description
Technical field
The present invention relates to a kind of hardware dies, especially a kind of novel Bending Mould.
Background technology
Often there is bending part in sheet metal component product, bending structure common is at present all adopt the downward punching press of Bending punch to realize sheet metal component bending, some bending angle and the special product of bending position often need design slide block to realize bending, the bending being applicable to coarse scale structures part is compared in this bending, for the position bending that size is tiny, adopt this usual bending pattern easily to occur bending fracture and elastic deformation, cause bending accuracy low, be difficult to meet designing requirement.
Summary of the invention
In order to overcome above-mentioned defect, the invention provides a kind of novel Bending Mould, this novel bent mold structure is simple, and design ingenious, bending precision is high.
The present invention in order to the technical scheme solving its technical problem and adopt is: a kind of novel Bending Mould, comprise upper die and lower die, counterdie is provided with in the die mated with product design for positioning product, material pressing device is provided with below patrix, this material pressing device can compress product uper side surface, also rackwork is provided with in counterdie, gear, gear shaft and drive unit, described gear shaft can rotational positioning in the die of counterdie, and gear shaft is formed with the bending corresponding with product needed bending part and compresses face, gear is fixedly installed on gear shaft, straight-tooth engaged transmission in wheel and rack mechanism, rackwork can slide along gear tooth tangent direction linear reciprocation and be positioned in counterdie, drive unit drives tooth bar mechanism kinematic.
As a further improvement on the present invention, described material pressing device comprises oblique impact that is fixedly installed in patrix template and is installed on patrix and takes off insert on plate, insert is formed with one and there is the chute of angle with vertical direction, can slide in this chute and be provided with bending briquetting and elastic component, elastic component can keep bending briquetting to have the movement tendency moved towards patrix direction along chute all the time, insert is also formed with the vertical slideway be communicated with this chute, the sub-lower end of oblique impact is just inserted in this Vertical Channel, and the sub-lower end of oblique impact and bending briquetting upper end formed mutually mate and the ramp structure that can contact, bending briquetting lower end be able to be tight against product bending part surface.
As a further improvement on the present invention, described bending briquetting lower end formed and product bending turn interior angle profile consistent push against pressure head.
As a further improvement on the present invention, described in push against pressure head end formed orthogonal two planes be close to corresponding to product bending medial surface, connected by arc surface between two orthogonal planes.
As a further improvement on the present invention, the chute in described insert is the stepped hole that upper end diameter is greater than lower end diameter, the T-shaped structure of bending briquetting, and elastic component two ends are tight against on the step surface of bending briquetting T-shaped structure and the step surface of chute stepped hole respectively.
As a further improvement on the present invention, described rackwork comprises slide block and slide rail, and slide block set is located on slide rail and along its bearing of trend linear slide, shoe surface forms tooth bar.
As a further improvement on the present invention, described drive unit is cylinder.
The invention has the beneficial effects as follows: the material pressing device of the present invention by arranging on patrix for compressing product, realize the accurate location of product, in counterdie, design gear rack structure realizes the rotation of gear shaft, gear shaft while rotation on it bending corresponding with product bending part compress the bending that face realizes bending part on product, this kind of bending mechanism structure is simple, the accurate bending of product any part can be realized, product bending part can not be damaged, after product bending, elastic deformation is little, bending size is accurate, and mould structure is simple, low cost of manufacture.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present invention;
Fig. 2 is bending mechanism first stereogram of the present invention;
Fig. 3 is bending mechanism second stereogram of the present invention;
Fig. 4 is bending mechanism front view of the present invention;
Fig. 5 be in Fig. 4 A-A to sectional view.
Detailed description of the invention
Embodiment: a kind of novel Bending Mould, comprise patrix 1 and counterdie 2, counterdie 2 be provided with in for positioning product 3 with the die 4 of product 3 form fit, material pressing device is provided with below patrix 1, this material pressing device can compress product 3 uper side surface, tooth bar 5 mechanism is also provided with in counterdie 2, gear 6, gear shaft 7 and drive unit 16, described gear shaft 7 can rotational positioning in the die 4 of counterdie 2, and gear shaft 7 is formed with the bending needing bending part corresponding with product 3 and compresses face, gear 6 is fixedly installed on gear shaft 7, gear 6 and the straight-tooth engaged transmission in tooth bar 5 mechanism, tooth bar 5 mechanism can slide along gear 6 tangential direction linear reciprocation and be positioned in counterdie 2, drive unit 16 drives tooth bar 5 mechanism kinematic, die 4 inner position will the product 3 of bending being needed to send into counterdie 2 during bending, then patrix 1 presses down, material pressing device on patrix 1 realizes the compression location of product 3, product 3 is avoided to occur shift in position in Forging Process, then dynamic device is gone to drive tooth bar 5 mechanism linear slide, and then driven gear 6 is communicated with gear shaft 7 synchronous rotary, while gear shaft 7 rotates, bending on it compresses face and contacts and push against the bending part on product 3, bending part pushes against face with regard to the bending on follower gear axle 7 and synchronously bends, until gear shaft 7 stops operating, this structure is simple, optional position can be realized, accurately bending at any angle, and bending position is without impression, smooth surface, without the need to the mechanism of the complexity such as slide block 12 mechanism, design ingenious, low cost of manufacture.
Described material pressing device comprises oblique impact 8 that is fixedly installed in patrix template 14 and is installed on patrix and takes off insert 9 on plate 15, insert 9 is formed with one and there is the chute of angle with vertical direction, can slide in this chute and be provided with bending briquetting 10 and elastic component 11, elastic component 11 can keep bending briquetting 10 to have the movement tendency moved towards patrix 1 direction along chute all the time, insert 9 is also formed with the vertical slideway be communicated with this chute, oblique impact 8 lower ends are just inserted in this Vertical Channel, and oblique impact 8 lower ends and bending briquetting 10 upper end formed mutual mate and the ramp structure that can contact, bending briquetting 10 lower end be able to be tight against product 3 bending part surface, patrix 1 moves downward, bending briquetting 10 in insert 9 first contact product 3, when patrix 1 continues to move downward extreme lower position, oblique impact 8 on patrix 1 to coordinate with bending briquetting 10 inclined-plane and realizes bending briquetting 10 and compress product 3 upper surface, this kind of mode compresses product 3 surface, while can ensureing that product 3 compresses, avoid causing damage to product 3 surface, without impression.
Described bending briquetting 10 lower end is formed and product 3 bending turn interior angle profile consistent push against pressure head, bending briquetting 10 is tight against the root of bending part, guarantees that bending precision is high.
The described pressure head end that pushes against forms orthogonal two planes be close to corresponding to product 3 bending medial surface, connected by arc surface between two orthogonal planes, during bending, bending pressure head is close in product 3 interior angle side, realize the accurate location of folding surface, ensure that bending precision is high.
Chute in described insert 9 is the stepped hole that upper end diameter is greater than lower end diameter, the T-shaped structure of bending briquetting 10, and elastic component 11 two ends are tight against on the step surface of bending briquetting 10T shape structure and the step surface of chute stepped hole respectively.
Described tooth bar 5 mechanism comprises slide block 12 and slide rail 13, and slide block 12 is sheathed on slide rail 13 and along its bearing of trend linear slide, slide block 12 surface forms tooth bar 5, ensures tooth bar 5 mechanism linear slide.
Described drive unit 16 is cylinder, can certainly be oil cylinder, or is realized etc. by the driving device on patrix 1.
Claims (7)
1. a novel Bending Mould, comprise patrix (1) and counterdie (2), it is characterized in that: counterdie be provided with in for positioning product with the die (4) of product (3) form fit, material pressing device is provided with below patrix, this material pressing device can compress product uper side surface, also rackwork is provided with in counterdie, gear (6), gear shaft (7) and drive unit (16), described gear shaft can rotational positioning in the die of counterdie, and gear shaft is formed with the bending corresponding with product needed bending part and compresses face, gear is fixedly installed on gear shaft, straight-tooth engaged transmission in wheel and rack mechanism, rackwork can slide along gear tooth tangent direction linear reciprocation and be positioned in counterdie, drive unit drives tooth bar mechanism kinematic.
2. novel Bending Mould according to claim 1, it is characterized by: described material pressing device comprises oblique impact (8) that is fixedly installed in patrix template (14) and is installed on patrix and takes off insert (9) on plate (15), insert is formed with one and there is the chute of angle with vertical direction, can slide in this chute and be provided with bending briquetting (10) and elastic component (11), elastic component can keep bending briquetting to have the movement tendency moved towards patrix direction along chute all the time, insert is also formed with the vertical slideway be communicated with this chute, the sub-lower end of oblique impact is just inserted in this Vertical Channel, and the sub-lower end of oblique impact and bending briquetting upper end formed mutually mate and the ramp structure that can contact, bending briquetting lower end be able to be tight against product bending part surface.
3. novel Bending Mould according to claim 2, is characterized by: described bending briquetting lower end is formed and product bending turn interior angle profile consistent push against pressure head.
4. novel Bending Mould according to claim 3, is characterized by: described in push against pressure head end formed orthogonal two planes be close to corresponding to product bending medial surface, connected by arc surface between two orthogonal planes.
5. novel Bending Mould according to claim 2, it is characterized by: the chute in described insert is the stepped hole that upper end diameter is greater than lower end diameter, the T-shaped structure of bending briquetting, elastic component two ends are tight against on the step surface of bending briquetting T-shaped structure and the step surface of chute stepped hole respectively.
6. novel Bending Mould according to claim 1, it is characterized by: described rackwork comprises slide block (12) and slide rail (13), slide block set is located on slide rail and along its bearing of trend linear slide, shoe surface forms tooth bar (5).
7. the novel Bending Mould according to claim 1 or 6, is characterized by: described drive unit is cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410796312.8A CN104399823A (en) | 2014-12-18 | 2014-12-18 | Novel bending mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410796312.8A CN104399823A (en) | 2014-12-18 | 2014-12-18 | Novel bending mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104399823A true CN104399823A (en) | 2015-03-11 |
Family
ID=52637526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410796312.8A Pending CN104399823A (en) | 2014-12-18 | 2014-12-18 | Novel bending mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104399823A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663858A (en) * | 2018-11-24 | 2019-04-23 | 深圳市华源达科技有限公司 | A kind of gear slider compound deflecting shaping dies mechanism |
| CN110899485A (en) * | 2019-11-28 | 2020-03-24 | 惠州市浚鹏科技有限公司 | Automatic stamping and bending equipment |
| CN110899485B (en) * | 2019-11-28 | 2024-05-17 | 惠州市浚鹏科技有限公司 | Automatic stamping bending equipment |
-
2014
- 2014-12-18 CN CN201410796312.8A patent/CN104399823A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663858A (en) * | 2018-11-24 | 2019-04-23 | 深圳市华源达科技有限公司 | A kind of gear slider compound deflecting shaping dies mechanism |
| CN110899485A (en) * | 2019-11-28 | 2020-03-24 | 惠州市浚鹏科技有限公司 | Automatic stamping and bending equipment |
| CN110899485B (en) * | 2019-11-28 | 2024-05-17 | 惠州市浚鹏科技有限公司 | Automatic stamping bending equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150311 |