CN107116158B - Primary and secondary hinge one-step stamping and curling forming process and processing equipment thereof - Google Patents
Primary and secondary hinge one-step stamping and curling forming process and processing equipment thereof Download PDFInfo
- Publication number
- CN107116158B CN107116158B CN201610894929.2A CN201610894929A CN107116158B CN 107116158 B CN107116158 B CN 107116158B CN 201610894929 A CN201610894929 A CN 201610894929A CN 107116158 B CN107116158 B CN 107116158B
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- Prior art keywords
- metal
- notching
- hinge
- bending
- punching
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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
- B21D53/00—Making other particular articles
- B21D53/38—Making other particular articles locksmith's goods, e.g. handles
- B21D53/40—Making other particular articles locksmith's goods, e.g. handles hinges, e.g. door hinge plates
-
- 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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention provides a primary stamping and curling forming process of a primary and secondary hinge, which comprises the following steps of feeding, a metal stamping, punching and blanking process, a metal pre-bending process, a metal pipe coiling process and a metal notching process which are sequentially carried out: a. raw material steel plates enter from a feeding hole, and are punched, counter bored and blanked under the metal punching and blanking process to manufacture a semi-finished product of the hinge punching die; b. pre-bending the hinge crankshaft by a metal pre-bending process; c. the metal hinge is pre-bent through a metal pre-bending process, and a hinge bent pipe is transversely stamped by a pipe bending die at one time; d. the bent pipe forming hinge enters a notching die, and is longitudinally punched and formed at one time by the notching die, so that the primary and secondary hinges form a two-piece conjoined structure which is beneficial to polishing and electroplating in a post process after notching. The punching system, the bending system and the notching forming system are unified, so that the safety coefficient of a product in the production process is effectively improved, the production cost is reduced, the quality of the product is improved, and the service life of the product is prolonged.
Description
Technical Field
The invention relates to a primary and secondary hinge forming process, in particular to a primary and secondary hinge stamping and curling forming process and processing equipment thereof.
Background
In the prior art, the hinge is generally processed separately by different devices, which is not only unsafe and easy to cause safety accidents, but also can not ensure the product quality, thereby effectively improving the productivity, saving the production cost and having low production efficiency.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a primary and secondary hinge stamping and curling forming process and processing equipment thereof.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a primary punching and curling forming process for a primary and secondary hinge comprises a feeding process, a metal punching and blanking process, a metal pre-bending process, a metal pipe coiling process and a metal notching process which are sequentially carried out,
the method comprises the following steps:
a. raw material steel plates enter from a feeding hole, and are punched, counter bored and blanked under the metal punching and blanking process to manufacture a semi-finished product of the hinge punching die;
b. feeding the blanking sheet into bending, pipe coiling and notching stations through a material inserting mechanism;
c. pre-bending the hinge crankshaft by a metal pre-bending process;
d. the metal hinge is pre-bent through a metal pre-bending process, and a hinge bent pipe is transversely stamped by a pipe bending die at one time;
e. the bent pipe forming hinge enters a notching die, and is longitudinally punched and formed at one time by the notching die, so that the primary and secondary hinges form a two-piece conjoined structure which is beneficial to polishing and electroplating in a post process after notching.
The metal stamping, punching and blanking process comprises the following steps: when the steel plate enters the metal stamping, punching and blanking process part through the feeding hole, the steel plate is subjected to the action of longitudinal downward impact force to form a semi-finished product required by product design, and the steel plate is subjected to blanking to the metal pre-bending process part through the punching hole.
The metal pre-bending process comprises the following steps: and the pre-bending part of the hinge is stressed and pre-bent under the action of transverse acting force at the pre-bending die part.
The metal pipe coiling process comprises the following steps: in the metal pipe coiling process part, a transverse action force is applied to the metal pipe coiling process part, so that the pre-bent metal hinge can be quickly coiled into a pipe for forming.
The metal notching process comprises the following steps: the metal hinge is formed by notching in a metal notching process, the metal hinge obtained in the metal reel pipe process part is subjected to one-step notching forming in the metal notching process part under the action of a longitudinal downward punching force in the design of a pre-mold in the metal notching process part, and the primary and secondary hinges form a two-piece connected structure which is beneficial to polishing and electroplating in the subsequent process after notching.
The utility model provides a primary stamping crimping shaping processing equipment of primary and secondary hinge, includes blowing frame, evener, feeder, punch press, the blowing frame on be equipped with the feed inlet, be equipped with the conveyer belt on the feed inlet, the blowing frame on be equipped with cut-out press, pre-bending die, reelpipe mould and die-cut groove mould along the conveyer belt in proper order, the blowing frame on still be equipped with the control box, the control box be connected with power, conveyer belt, cut-out press, pre-bending die, reelpipe mould and die-cut groove mould electricity respectively.
The invention has the beneficial effects that: the invention effectively unifies the punching system, the bending system and the notching forming system into a whole, effectively improves the safety factor of the product in the production process, improves the production efficiency by 3 times higher than the traditional single production process, greatly reduces the production cost, improves the product quality and prolongs the service life of the product; the one-step stamping and curling forming process effectively solves all problems caused by dispersed working procedures in the production process of products.
Drawings
FIG. 1 is a schematic view of the structure of the processing apparatus of the present invention.
Detailed Description
A primary punching and curling forming process for a primary and secondary hinge comprises a feeding process, a metal punching and blanking process, a metal pre-bending process, a metal pipe coiling process and a metal notching process which are sequentially carried out,
the method comprises the following steps:
a. raw material steel plates enter from a feeding hole, and are punched, counter bored and blanked under the metal punching and blanking process to manufacture a semi-finished product of the hinge punching die;
b. pre-bending the hinge crankshaft by a metal pre-bending process;
c. the metal hinge is pre-bent through a metal pre-bending process, and a hinge bent pipe is transversely stamped by a pipe bending die at one time;
d. the bent pipe forming hinge enters a notching die, and is longitudinally punched and formed at one time by the notching die, so that the primary and secondary hinges form a two-piece conjoined structure which is beneficial to polishing and electroplating in a post process after notching.
The metal stamping, punching and blanking process comprises the following steps: when the steel plate enters the metal stamping, punching and blanking process part through the feeding hole, the steel plate is subjected to the action of longitudinal downward impact force to form a semi-finished product required by product design, and the steel plate is subjected to blanking to the metal pre-bending process part through the punching hole.
The metal pre-bending process comprises the following steps: and the pre-bending part of the hinge is stressed and pre-bent under the action of transverse acting force at the pre-bending die part.
The metal pipe coiling process comprises the following steps: in the metal pipe coiling process part, a transverse action force is applied to the metal pipe coiling process part, so that the pre-bent metal hinge can be quickly coiled into a pipe for forming.
The metal notching process comprises the following steps: the metal hinge is formed by notching in a metal notching process, the metal hinge obtained in the metal reel pipe process part is subjected to one-step notching forming in the metal notching process part under the action of a longitudinal downward punching force in the design of a pre-mold in the metal notching process part, and the primary and secondary hinges form a two-piece connected structure which is beneficial to polishing and electroplating in the subsequent process after notching.
As shown in fig. 1, a primary punching, curling and forming processing device for a primary and secondary hinge comprises a material placing frame 1, wherein a feed inlet 2 is arranged on the material placing frame 1, a conveying belt is arranged on the feed inlet 2, a punching die 3, a pre-bending die 4, a pipe coiling die 5 and a notching die 6 are sequentially arranged on the material placing frame 1 along the conveying belt, a control box is further arranged on the material placing frame 1, the control box is respectively and electrically connected with a power supply, the conveying belt, the punching die 3, the pre-bending die 4, the pipe coiling die 5 and the notching die 6, the quality of produced products is good, the production environment is safe, the productivity is improved by more than 3 times, the production cost is greatly reduced, the punching die 3, the pre-bending die 4, the pipe coiling die 5 and the notching die 6 are common processing dies in the market, and the specific operation and running of the processing dies are simple technologies known by technical personnel, so that it will not be described in too much detail.
The invention effectively unifies the punching system, the bending system and the notching forming system into a whole, effectively improves the safety factor of the product in the production process, improves the production efficiency by 3 times higher than the traditional single production process, greatly reduces the production cost, improves the product quality and prolongs the service life of the product; the one-step stamping and curling forming process effectively solves all problems caused by dispersed working procedures in the production process of products.
Claims (1)
1. The primary punching and curling forming process of the primary and secondary hinges is characterized by comprising the following steps of feeding, a metal punching and blanking process, a metal pre-bending process, a metal pipe coiling process and a metal notching process which are sequentially carried out:
a. raw material steel plates enter from a feeding hole, and are punched, counter bored and blanked under the metal punching and blanking process to manufacture a semi-finished product of the hinge punching die;
b. feeding the blanking sheet into bending, pipe coiling and notching stations through a material inserting mechanism;
c. pre-bending the hinge crankshaft by a metal pre-bending process;
d. the metal hinge is pre-bent through a metal pre-bending process, and a hinge bent pipe is transversely stamped by a pipe bending die at one time;
e. the bent pipe forming hinge enters a notching die, and is longitudinally punched and formed at one time by the notching die, so that the primary and secondary hinges form a two-piece conjoined structure which is beneficial to polishing and electroplating in a post process after notching;
the metal stamping, punching and blanking process comprises the following steps: when the steel plate enters the metal stamping, punching and blanking process part through the feeding hole, the steel plate is subjected to the action of longitudinal downward impact force to form a semi-finished product required by product design, and the punching hole is blanked to the metal pre-bending process part;
the metal pre-bending process comprises the following steps: the pre-bending part of the hinge is stressed and pre-bent under the action of transverse acting force at the pre-bending die part;
the metal pipe coiling process comprises the following steps: in the metal pipe coiling process part, a transverse action force is applied to quickly coil the pipe by the pre-bent metal hinge;
the metal notching process comprises the following steps: the metal hinge is formed by notching in a metal notching process, the metal hinge obtained in the metal reel pipe process part is subjected to one-step notching forming in the metal notching process part under the action of a longitudinal downward punching force in the design of a pre-mold in the metal notching process part, and the primary and secondary hinges form a two-piece connected structure which is beneficial to polishing and electroplating in the subsequent process after notching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610894929.2A CN107116158B (en) | 2016-10-13 | 2016-10-13 | Primary and secondary hinge one-step stamping and curling forming process and processing equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610894929.2A CN107116158B (en) | 2016-10-13 | 2016-10-13 | Primary and secondary hinge one-step stamping and curling forming process and processing equipment thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107116158A CN107116158A (en) | 2017-09-01 |
| CN107116158B true CN107116158B (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610894929.2A Expired - Fee Related CN107116158B (en) | 2016-10-13 | 2016-10-13 | Primary and secondary hinge one-step stamping and curling forming process and processing equipment thereof |
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| CN (1) | CN107116158B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112808880A (en) * | 2020-12-30 | 2021-05-18 | 中山市帝冠五金制造有限公司 | Flat-open hinge stamping equipment |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4714425B2 (en) * | 2004-04-26 | 2011-06-29 | 株式会社タナック | Manufacturing method of long member and manufacturing apparatus used therefor |
| CN101011716B (en) * | 2006-09-29 | 2010-05-12 | 伟业重工(安徽)有限公司 | Complete cutting type belt coil pipe stepped mould for hinger |
| CN102284614A (en) * | 2011-06-16 | 2011-12-21 | 吴江市华源印铁制罐有限责任公司 | Prebending and punching combined mold and process thereof |
| CN204735608U (en) * | 2015-04-21 | 2015-11-04 | 浙江泰鸿机电有限公司 | A mould upgrades for processing hinge under right front door |
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- 2016-10-13 CN CN201610894929.2A patent/CN107116158B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN107116158A (en) | 2017-09-01 |
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Granted publication date: 20200724 Termination date: 20201013 |