CN210231109U

CN210231109U - Multifunctional metal pipe bending and punching device

Info

Publication number: CN210231109U
Application number: CN201920784819.XU
Authority: CN
Inventors: Xiaoping Lu; 陆孝平; Weidong Zhang; 张卫东
Original assignee: Suzhou Deli Precise Machinery Co ltd
Current assignee: Suzhou Deli Precise Machinery Co ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-04-03
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a multifunctional metal pipe bending and punching device, which comprises a base, a pipe bending mechanism, a reciprocating power mechanism and a punching device, wherein the pipe bending mechanism, the reciprocating power mechanism and the punching device are arranged on the base; the reciprocating power mechanism is arranged on one side of the pipe bending mechanism and connected with the pipe bending mechanism, and the punching device is fixed on the other side of the pipe bending mechanism. The utility model discloses a metal tubular product has been combined and two kinds of process structures have been bent and have punched a hole, can realize bending and punching a hole of metal tubular product and successively accomplish rapidly at a station, still have multiple pipe diameter concurrently and bend and function such as stroke adjustment of bending, be convenient for simplify the production technology of turnover vehicle metal tubular product part, improved production efficiency greatly, reduced the product defective rate, still practiced thrift the production facility cost input of special bending machine and special punch press.

Description

Multifunctional metal pipe bending and punching device

Technical Field

The utility model relates to a multi-functional tubular metal resonator punching device that bends.

Background

With the continuous development of Chinese economy, the logistics industry in China gradually shows a rapid development trend in recent years, and the logistics turnover vehicle is more and more required and maintained and updated in logistics, postal service, express delivery and other industries. In the production of commercial equipment such as logistics turnover vehicles, postal turnover vehicles and the like, various metal pipes are main raw materials, and the bending and punching processes of the metal pipes are common and basic processing technologies. Therefore, the production efficiency of the bending and punching process is continuously improved, the production cost is reduced, and the problem which needs to be considered all the time in the production of the logistics turnover vehicle is solved.

The existing metal pipe bending and punching process has the following defects:

1. the pipe part bending and punching processes for the turnover vehicle are separately carried out, the production working hours are long, the labor cost of workers needs to be calculated twice, the efficiency is low, and the turnover time between the two processes is long;

2. the bending and punching processes of the pipe parts for the turnover vehicle are separately carried out, and due to secondary clamping, the machining precision of the parts cannot be guaranteed, and waste reporting is easy to generate;

3. the process of bending and punching the pipe parts for the turnover vehicle is separately carried out, and a special pipe bending machine tool and a special punching machine tool are required to be used respectively, so that the equipment cost is high.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a multifunctional metal pipe bending and punching device, which comprises a base, a pipe bending mechanism, a reciprocating power mechanism and a punching device, wherein the pipe bending mechanism, the reciprocating power mechanism and the punching device are arranged on the base; the reciprocating power mechanism is installed on one side of the pipe bending mechanism, the pipe bending mechanism is connected with the pipe bending mechanism and used for driving the pipe bending mechanism to bend the metal pipe, and the punching device is fixed on the other side of the pipe bending mechanism and used for punching the metal pipe.

The reciprocating power mechanism comprises a hand-cranking feeding mechanism, a reciprocating driver arranged on the hand-cranking feeding mechanism and a universal transmission hinge arranged at the end part of a driving rod of the reciprocating driver, and the universal transmission hinge is connected with the pipe bending mechanism to drive the pipe bending mechanism to bend the metal pipe.

Wherein, hand feed mechanism include hand round wheel and by the tray of translation around the hand round wheel drive, reciprocating driver sets up in order constantly to adjust the feed stroke in the direction of drive on the tray.

The pipe bending mechanism comprises a support assembly arranged on the base and a fixing frame arranged on the support assembly, a bending internal mold is arranged on the lower portion of the fixing frame, a hinge fixing seat is arranged on the base and connected to the lower portion of a transmission block through a transmission hinge, the upper portion of the transmission block is connected with a bending external mold corresponding to the bending internal mold from top to bottom through the transmission hinge, and the middle of the transmission block is connected with a universal transmission hinge of the reciprocating power mechanism.

The bending inner die comprises a clamping module, a bending inner die core and a hanging module, wherein grooves are formed in one sides of the clamping module and the hanging module, which are contacted with the bending inner die core, so as to form a clamping groove structure to clamp and fix the bending inner die core in the middle, and the bending inner die core penetrates through a hole corresponding to the hanging module through a spring pin mechanism on the clamping module and is fixed by a cam pin; the bending outer die comprises a V-shaped bending outer die support with a transmission ring at the bottom and bending top columns horizontally arranged on two sides of the V-shaped bending outer die support, and the bending top columns are matched with the bending inner die core to bend the metal pipe.

Furthermore, pulley mechanisms are arranged at two ends of the bending outer mold support, guide rails corresponding to the pulley mechanisms are arranged on the inner side of the strut assembly, and the bending outer mold support is arranged on the inner side of the strut assembly to reciprocate up and down through the cooperation of the pulley mechanisms and the guide rails.

The support assembly comprises a stand column, an upper flange and a lower flange, the upper flange and the lower flange are arranged at two ends of the stand column, the lower flange is used for fixing the support assembly on the base, the upper flange is used for installing the fixing frame, and the guide rail is fixed on the inner side of the stand column to correspond to the pulley mechanism.

Furthermore, a plurality of rows of positioning holes are formed in the bending outer die support, and the bending top column is adjusted and installed corresponding to different positioning holes according to the requirements of the bent pipe.

The punching device comprises a support plate arranged on the base, a punching driver arranged on the support plate, and a punching needle arranged at the top of a transmission rod of the punching driver, wherein the punching needle is driven by the transmission rod of the punching driver to complete reciprocating motion and punch a hole at a corresponding position of the bent metal pipe.

Furthermore, a long waist hole is formed in the position, used for installing the punching driver, on the support plate, so that the punching driver can adjust the position up and down according to the punching hole position requirement.

Through the technical scheme, the utility model discloses metal tubular product has been combined and two kinds of technological structures have been bent and punched a hole to the pipe diameter specification factor of different radius specifications that the tubular product was bent and different metal tubular product has been comprehensively considered, reasonable removable centre form and the adjustable external mold that bends have been set up, ensure the utility model discloses a multi-functional metal pipe bending punching device can realize the processing of punching a hole of bending of different radius of bending and different tubular product specifications, can realize bending and punching a hole of metal tubular product and successively accomplish rapidly at a station, still have multiple pipe diameter concurrently and bend and function such as stroke adjustment, be convenient for simplify the production technology of turnover car metal tubular product part, improved production efficiency greatly, reduced the product defective rate, still practiced thrift the production facility cost input of special bending machine and special punch press.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

Fig. 1 is a schematic perspective view of a multifunctional metal pipe bending and punching device according to an embodiment of the present invention;

FIG. 2 is an exploded view of the hand-operated feeding mechanism of FIG. 1;

FIG. 3 is a schematic structural view of the pipe bending mechanism of FIG. 1;

FIG. 4 is an exploded view of the bending inner die of FIG. 3;

FIG. 5 is a schematic view of the bending outer mold structure in FIG. 3;

fig. 6 is a schematic perspective view of the multifunctional metal pipe bending and punching device at another viewing angle according to the embodiment of the present invention.

The figures in the drawings represent:

1. reciprocating power mechanism 11, hand-operated feeding mechanism 111, hand-operated wheel

112. Tray 12, reciprocating driver 13, universal driving hinge

2. Base 21, mounting plate 3, swan neck system

31. Fixing frame 32, bending internal die 321 and clamping module

322. Bending inner die core 323, hanging module 324 and cam pin

33. Bending external mold 331, bending external mold support 332, bending top column

333. Pulley mechanism 334, transmission ring 34, strut assembly

341. Upper flange 342, column 343, rail

344. Lower flange 35, transmission block 351, transmission hinge

36. Hinge fixing seat 4, punching device 41, punching needle

42. Punching driver

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1, the multifunctional metal pipe bending and punching device provided by the present invention comprises a base 2, a pipe bending mechanism 3, a reciprocating power mechanism 1 and a punching mechanism 4, which are arranged on the base 2; the reciprocating power mechanism 1 is installed on one side of the pipe bending mechanism 3, the pipe bending mechanism 3 is connected with the pipe bending mechanism 3 and used for driving the pipe bending mechanism 3 to bend the metal pipe, and the punching mechanism 4 is fixed on the other side of the pipe bending mechanism 3 and used for punching the metal pipe.

Referring to fig. 2, the reciprocating power mechanism 1 includes a hand-operated feeding mechanism 11, a reciprocating driver 12 (the reciprocating driver 12 may be a cylinder, an oil cylinder, a motor or a cam mechanism, and the like, and all belong to the scope of the present patent) mounted on the hand-operated feeding mechanism 11, and a universal transmission hinge 13 disposed at an end of a driving rod of the reciprocating driver 12, the universal transmission hinge 13 being connected with the pipe bending mechanism 3 for driving the pipe bending mechanism 3 to bend the metal pipe; the hand-operated feeding mechanism 11 comprises a hand-operated wheel 111 arranged on a feeding base and a tray 112 driven by the hand-operated wheel 111 and translating back and forth along the feeding base, and a reciprocating driver 12 is arranged on the tray 112 to continuously adjust the feeding stroke in the driving direction.

Referring to fig. 3 and 6, the pipe bending mechanism 3 includes a pillar assembly 34 mounted on the base 2 and a fixing bracket 31 mounted on the pillar assembly 34; the strut assembly 34 comprises a strut 342, and an upper flange 341 and a lower flange 344 which are arranged at two ends of the strut 342, the lower flange 344 is used for fixing the strut assembly 34 on the base 2, the upper flange 341 is used for installing the fixing frame 31, the lower part of the fixing frame 31 is provided with the bending inner die 32, the base 2 is provided with a hinge fixing seat 36, the hinge fixing seat 36 is connected to the lower part of a transmission block 35 through a transmission hinge (the transmission block 35 can be a universal joint, a hinge mechanism, a direct-connected driving rod, a cam mechanism and the like have the same principle rotating mechanism, and all belong to the patent scope), the upper part of the transmission block 35 is connected with the bending outer die 33 which corresponds to the bending inner die 32 up and down through the transmission hinge 351, and the middle part of the transmission block; referring to fig. 4, the bending inner die 32 includes a clamping module 321, a bending inner die 322 and a hanging module 323, wherein one side of the clamping module 321 and one side of the hanging module 323 contacting the bending inner die 322 are respectively provided with a groove to form a clamping groove structure to clamp and fix the middle bending inner die 322, and the middle bending inner die passes through a hole corresponding to the hanging module 323 through a spring pin mechanism on the clamping module 321 and is fixed by a cam pin 324, and the bending inner die 322 is designed with various specifications to flexibly design dimensions according to the pipe diameter and the bending radius of the pipe to be bent; the bending outer die 33 comprises a V-shaped bending outer die support 331 with a driving ring 334 at the bottom (the upper part of a driving block 35 is connected to the bending outer die 33 through the matching of a driving hinge 351 and the driving ring 334), and bending top columns 332 horizontally arranged on two V-shaped sides of the bending outer die support 331, wherein the bending top columns 332 are matched with the bending inner die core 322 to perform metal tube bending action. Referring to fig. 5, the two ends of the bending outer mold support 331 are provided with pulley mechanisms 333, the inner side of the upright 342 is provided with a guide rail 343 corresponding to the pulley mechanisms 333, and the bending outer mold support 331 is mounted on the inner side of the strut assembly 34 through the pulley mechanisms 333 in cooperation with the guide rail 343 to reciprocate up and down; a plurality of rows of positioning holes are formed in the bending outer mold support 331, and the bending top column 332 is adjusted and installed corresponding to different positioning holes according to the requirements of the bent pipe.

Referring to fig. 6, the punching mechanism 4 includes a support plate 21 disposed on the base 2, a punching driver 42 mounted on the support plate 21 (the punching driver 42 may be a cylinder, an oil cylinder, a motor or a cam mechanism, and the like, and all belong to the scope of the present patent), and a punching needle 41 disposed on the top of a transmission rod of the punching driver 42, wherein the punching needle 41 completes a reciprocating motion under the driving of the transmission rod of the punching driver 42 and punches a hole at a corresponding position of the bent metal tube; the position of the support plate 21 for mounting the punching driver 42 is provided with a long waist hole, so that the punching driver 42 can adjust the position up and down according to the requirement of the punching hole position.

The utility model discloses a concrete theory of operation does:

firstly, replacing a bending inner die core 322 with corresponding specification according to the specification of the metal pipe and the requirement of bending the pipe, adjusting the positioning position of a bending top column 332 on a bending outer die support 331, and then placing the corresponding metal pipe on the bending top column 332 to be bent and punched;

when in bending, the hand-operated wheel 111 is shaken to drive the tray 112 and the reciprocating driver 12 to move back and forth along the feeding base so as to continuously adjust the feeding stroke in the driving direction, then the reciprocating driver 12 drives the universal transmission hinge 13 to act, further the universal transmission hinge 13 drives the transmission block 35 to move forward, the transmission block 35 drives the transmission hinge 351 at the lower part to push upwards to generate displacement, the transmission hinge 351 at the upper part of the transmission block 35 naturally pushes the pulley mechanisms 333 at two ends of the bending outer mold support 331 to move upwards along the guide rail 343 at the inner side of the upright post 342 through the transmission ring due to stress, and then the bending top post 332 fixed on the bending outer mold support 331 finishes bending the metal pipe between the bending top post 332 and the bending inner mold core 322 in the upward movement process;

after the bending action is finished, the punching needle 41 arranged at the top of the transmission rod of the punching driver 42 is driven by the transmission rod of the punching driver 42 to punch into the side wall of the bent pipe and exit, the punching processing is finished, and then the bending outer die 33 also falls down along with the return action of the reciprocating driver 12 to finish the bending action;

and repeating the steps to complete batch bending and punching.

The utility model discloses metal tubular product has been combined and two kinds of process structures of punching a hole to the different radius specifications that have comprehensively considered the tubular product to bend and the pipe diameter specification factor of different metal tubular product, set up reasonable removable centre form 32 and the adjustable external mold 33 that bends of bending, ensure the utility model discloses a multi-functional metal pipe is bent and is punched a hole mechanism 4 can realize the processing of punching a hole of bending of different radius of bending and different tubular product specifications, can realize bending and punching a hole of metal tubular product and successively accomplish rapidly at a station, still have multiple pipe diameter concurrently and bend and function such as stroke adjustment, be convenient for simplify the production technology of turnover vehicle metal tubular product part, improved production efficiency greatly, reduced the product defective rate, still practiced thrift the production facility cost input of special bending machine and special punch press.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A multifunctional metal pipe bending and punching device is characterized by comprising a base, a pipe bending mechanism, a reciprocating power mechanism and a punching device, wherein the pipe bending mechanism, the reciprocating power mechanism and the punching device are arranged on the base; the reciprocating power mechanism is installed on one side of the pipe bending mechanism and connected with the pipe bending mechanism to drive the pipe bending mechanism to bend the metal pipe, and the punching device is fixed on the other side of the pipe bending mechanism to punch the metal pipe.

2. The multifunctional metal pipe bending and punching device according to claim 1, wherein the reciprocating power mechanism comprises a hand-operated feeding mechanism, a reciprocating driver mounted on the hand-operated feeding mechanism, and a universal transmission hinge arranged at an end of a driving rod of the reciprocating driver, and the universal transmission hinge is connected with the pipe bending mechanism for driving the pipe bending mechanism to bend the metal pipe.

3. The multifunctional metal pipe bending and punching device according to claim 2, wherein the hand-operated feeding mechanism comprises a hand-operated wheel and a tray which is driven by the hand-operated wheel to move back and forth, and the reciprocating driver is arranged on the tray to continuously adjust the feeding stroke in the driving direction.

4. The multifunctional metal pipe bending and punching device according to claim 1, wherein the pipe bending mechanism comprises a support assembly mounted on the base and a fixing frame mounted on the support assembly, a bending inner die is mounted on the lower portion of the fixing frame, a hinge fixing seat is arranged on the base and connected to the lower portion of a transmission block through a transmission hinge, a bending outer die vertically corresponding to the bending inner die is connected to the upper portion of the transmission block through the transmission hinge, and the middle portion of the transmission block is connected with a universal transmission hinge of the reciprocating power mechanism.

5. The multifunctional metal pipe bending and punching device according to claim 4, wherein the bending inner die comprises a clamping module, a bending inner die core and a hanging module, grooves are formed in the sides of the clamping module and the hanging module, which are in contact with the bending inner die core, so as to form a clamping groove structure to clamp and fix the bending inner die core in the middle, and the bending inner die core penetrates through a corresponding hole of the hanging module through a spring pin mechanism on the clamping module and is fixed by a cam pin; the bending outer die comprises a V-shaped bending outer die support with a transmission ring at the bottom and bending top columns horizontally arranged on two sides of the V-shaped bending outer die support, and the bending top columns are matched with the bending inner die core to bend the metal pipe.

6. The multifunctional metal pipe bending and punching device according to claim 5, wherein the bending outer die support is provided with pulley mechanisms at two ends, the inner side of the strut assembly is provided with guide rails corresponding to the pulley mechanisms, and the bending outer die support is mounted on the inner side of the strut assembly through matching of the pulley mechanisms and the guide rails so as to reciprocate up and down.

7. The multifunctional metal pipe bending and punching device according to claim 6, wherein the support assembly comprises a stand column, and an upper flange and a lower flange which are arranged at two ends of the stand column, the lower flange is used for fixing the support assembly on the base, the upper flange is used for installing the fixing frame, and the guide rail is fixed on the inner side of the stand column so as to correspond to the pulley mechanism.

8. The multifunctional metal pipe bending and punching device according to any one of claims 5-7, wherein a plurality of rows of positioning holes are formed in the bending outer die support, and the bending top pillar is adjusted and installed corresponding to different positioning holes according to the requirements of a bent pipe.

9. The multifunctional metal pipe bending and punching device according to claim 1, wherein the punching device comprises a support plate arranged on the base, a punching driver arranged on the support plate, and a punching needle arranged at the top of a transmission rod of the punching driver, wherein the punching needle is driven by the transmission rod of the punching driver to perform reciprocating motion and punch a corresponding position of the bent metal pipe.

10. The multifunctional metal pipe bending and punching device according to claim 9, wherein a long waist hole is formed in a position on the support plate for mounting the punching driver, so that the punching driver can adjust the position up and down according to the punching hole position requirement.