Stamping device for metal plate forming

Abstract

The utility model discloses a stamping device for forming a metal plate. The stamping device comprises a positioning device, the outer wall of the pressing device is fixedly connected with the outer wall of the positioning device; the utility model relates to the technical field of metal plate stamping, and the device can effectively absorb and buffer impact force through a buffer structure consisting of the positioning device, the pressing device, the supporting rod at the bottom of the base plate, the sleeve rod, the damping rod and the pressure spring, so that the influence of vibration on the whole structure of the device is reduced; separation and fixation of the lower module and the positioning seat can be easily achieved through the structures such as the pull ring and the positioning plate, the die can be conveniently and rapidly replaced, meanwhile, disassembly and assembly of the upper module in the pressing plate can be rapidly completed through the pull plate, the positioning rod and the extension spring, and the stamping requirements of metal plates of different shapes can be rapidly met in cooperation with replacement of the lower module; and the universality and the production flexibility of the device are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal plate stamping technical field, concretely relates to a stamping device for metal plate forming. BACKGROUND

[0002] In the metal plate processing industry, stamping forming is a widely used processing technology, with the continuous development of manufacturing industry, the precision, efficiency and flexibility of metal plate stamping forming are put forward higher and higher requirements.

[0003] The traditional stamping device is often more cumbersome in die replacement, when different shapes of metal plate need to be produced, the die replacement may need to consume a lot of time and manpower, which seriously affects the production efficiency and increases the production cost, and in the stamping process, due to the impact force and vibration generated by the stamping equipment, if there is no effective buffer structure, not only the precision of stamping forming will be reduced, the product quality is unstable, but also the overall structure of the equipment will be damaged, the service life of the equipment is shortened, the maintenance and maintenance frequency of the equipment is increased, and the operation cost of the enterprise is further improved. UTILITY MODEL CONTENTS

[0004] In view of the defects of the prior art, the utility model solves its technical problems by adopting the technical scheme of a stamping device for metal plate forming, which comprises: a positioning device; a lower pressing device, the outer wall of the lower pressing device is fixedly connected with the outer wall of the positioning device; the positioning device comprises a base plate, the outer wall of the bottom of the base plate is fixedly connected with a supporting rod, the outer wall of the supporting rod is slidably connected with a sleeve rod, the inner wall of the bottom of the sleeve rod is fixedly connected with a damping rod, the outer wall of the bottom of the supporting rod is fixedly connected with a pressure spring, the outer wall of the top of the base plate is fixedly connected with a positioning seat, the outer wall of the positioning seat is symmetrically provided with a positioning groove, the inner wall of the positioning groove is fixedly connected with a slide rod, the outer wall of the slide rod is slidably connected with a positioning plate, the outer wall of the positioning plate is fixedly connected with a compression spring, the outer wall of the side of the positioning plate is fixedly connected with a pull ring, and the inner wall of the positioning seat is slidably connected with a lower die.

[0005] Preferably, the outer wall of the side of the compression spring away from the positioning plate is fixedly connected with the inner wall of the positioning groove, the outer wall of the positioning plate is in contact with the outer wall of the lower die, the supporting rods are arrayed along the four corners of the base plate, the outer wall of the side of the pressure spring away from the supporting rod is fixedly connected with the inner wall of the bottom of the sleeve rod, the outer wall of the top of the damping rod is fixedly connected with the outer wall of the bottom of the supporting rod, the pull ring is pulled to make the positioning plate slide on the slide rod and compress the compression spring, at the same time, the positioning plate and the lower die are slidably separated, the lower die can be slid out of the positioning seat for replacement, the supporting rods at the bottom of the base plate can absorb the impact force through the damping rods at the bottom, and the pressure spring can play a buffering role.

[0006] Preferably, the lower pressing device comprises a support plate, an inner wall of the top of the support plate is fixedly connected with a hydraulic cylinder, an outer wall of the bottom of the hydraulic cylinder is fixedly connected with a pressing plate, an outer wall of the top of the pressing plate is fixedly connected with a limiting rod in a symmetrical mode, an inner wall of the pressing plate is slidably connected with a positioning rod, an outer wall of the top of the positioning rod is fixedly connected with a pulling plate, an outer wall of the bottom of the pulling plate is fixedly connected with a stretching spring, and an inner wall of the top of the pressing plate is slidably connected with the positioning rod.

[0007] Preferably, an outer wall of the side, away from the pulling plate, of the stretching spring is fixedly connected with an outer wall of the top of the pressing plate, an outer wall of the limiting rod is slidably connected with an inner wall of the top of the support plate, the pulling plate is pulled to drive the bottom positioning rod to move upwards, to be slidably separated from the inner wall of the top of the upper module, and at the same time, because the pulling plate is away from the pressing plate, the stretching spring is stretched to store power, so that the upper module can be slid out of the inner wall of the pressing plate for replacement.

[0008] Preferably, an outer wall of the top of the base plate is fixedly connected with an outer wall of the bottom of the support plate, an outer wall of the top of the positioning seat is in contact with an outer wall of the bottom of the pressing plate, and an outer wall of the lower module is in contact with an outer wall of the upper module, when the pressing plate moves downwards under the pushing of the hydraulic cylinder, the outer wall of the lower module in the positioning seat is in contact with the outer wall of the upper module which moves downwards together with the pressing plate, and extrusion is generated through the mutual contact of the upper module and the lower module.

[0009] The utility model discloses beneficial effects as follows:

[0010] 1. The utility model discloses a positioning device, the buffer structure of support rod, sleeve rod, damping rod and pressure spring of base plate bottom is set up, when the device is impacted by external force or the up and down action of working process, can effectively absorb and buffer impact force, reduce the influence of vibration to the overall structure of device and punch operation, guarantee the stability of work, and through the structure such as pull ring, positioning plate can easily realize the separation and fixed of lower module and positioning seat, and the die is conveniently and quickly replaced.

[0011] 2. The utility model discloses a lower pressing device, with the help of pull plate, positioning rod and stretching spring, the dismounting and installation of upper module in the pressing plate can be quickly completed, and the replacement of lower module is further matched, so that the punch demand of different shape metal plate can be quickly adapted, the versatility and production flexibility of the device are greatly improved, various production tasks can be met, the dependence of enterprises on multiple different punch equipment is reduced, and equipment purchase cost and floor area are reduced. DRAWINGS

[0012] Figure 1 It is the structure schematic diagram of the utility model;

[0013] Figure 2 It is the structure schematic diagram of the positioning device of the utility model;

[0014] Figure 3 is the structural schematic view of the positioning seat of the utility model;

[0015] Figure 4 is the structural schematic view of the A place of the utility model Figure 3 ;

[0016] Figure 5 is the structural schematic view of the down-pressing device of the utility model;

[0017] Figure 6 is the structural schematic view of the pressing plate of the utility model.

[0018] In the figure: 1, positioning device; 11, base plate; 12, support rod; 13, sleeve rod; 14, damping rod; 15, pressure spring; 16, positioning seat; 17, positioning groove; 18, sliding rod; 181, positioning plate; 182, compression spring; 183, pull ring; 19, lower module; 2, down-pressing device; 21, support plate; 22, hydraulic cylinder; 23, pressing plate; 24, limiting rod; 25, positioning rod; 26, pull plate; 27, tension spring; 28, upper module. DETAILED DESCRIPTION

[0019] The utility model will be further explained in detail in combination with the drawings and specific embodiments. The embodiments of the utility model are given for the purpose of example and description, and are not exhaustive or limit the utility model to the disclosed form. Many modifications and changes are obvious to those skilled in the art. The embodiments are selected and described in order to better illustrate the principles and practical application of the utility model, and to enable those skilled in the art to understand the utility model so as to design various embodiments with various modifications suitable for specific purposes.

[0020] Embodiment:

[0021] Please refer to Figure 1 - Figure 6The utility model provides a technical scheme: a stamping device is used for sheet metal forming, it includes: positioning device 1, lower pressure device 2, the outer wall of lower pressure device 2 is fixedly connected with the outer wall of positioning device 1, positioning device 1 includes base plate 11, the outer wall of the bottom of base plate 11 is fixedly connected with support rod 12, the outer wall of support rod 12 is slidably connected with sleeve rod 13, the inner wall of the bottom of sleeve rod 13 is fixedly connected with damping rod 14, the outer wall of the bottom of support rod 12 is fixedly connected with pressure spring 15, the outer wall of the top of base plate 11 is fixedly connected with positioning seat 16, the outer wall of positioning seat 16 is symmetrically provided with positioning slot 17, the inner wall of positioning slot 17 is symmetrically fixedly connected with sliding rod 18, the outer wall of sliding rod 18 is slidably connected with positioning plate 181, the outer wall of positioning plate 181 is fixedly connected with compression spring 182, the outer wall of the side of positioning plate 181 is fixedly connected with pull ring 183, the inner wall of positioning seat 16 is slidably connected with lower module 19.

[0022] The outer wall of the side, away from positioning plate 181, of compression spring 182 is fixedly connected with the inner wall of positioning slot 17, the outer wall of positioning plate 181 is in contact with the outer wall of lower module 19, support rod 12 is arrayed along the four corners of base plate 11, the outer wall of the side, away from support rod 12, of pressure spring 15 is fixedly connected with the inner wall of the bottom of sleeve rod 13, the outer wall of the top of damping rod 14 is fixedly connected with the outer wall of the bottom of support rod 12, pulling pull ring 183 makes positioning plate 181 slide on sliding rod 18 and compresses compression spring 182, simultaneously, positioning plate 181 and lower module 19 slide and separate, lower module 19 can be slid and separated from positioning seat 16 and replaced, the bottom of base plate 11 is support rod 12, through the damping rod 14 at its bottom, can absorb impact force, simultaneously, cooperating with pressure spring 15 can play a buffering role.

[0023] Lower pressure device 2 includes support plate 21, the inner wall of the top of support plate 21 is fixedly connected with hydraulic cylinder 22, the outer wall of the bottom of hydraulic cylinder 22 is fixedly connected with pressing plate 23, the outer wall of the top of pressing plate 23 is symmetrically fixedly connected with limiting rod 24, the inner wall of pressing plate 23 is slidably connected with positioning rod 25, the outer wall of the top of positioning rod 25 is fixedly connected with pull plate 26, the outer wall of the bottom of pull plate 26 is fixedly connected with stretch spring 27, the inner wall of pressing plate 23 is slidably connected with upper module 28.

[0024] The inner wall of the top of upper module 28 is slidably connected with the outer wall of positioning rod 25, the outer wall of the side, away from pull plate 26, of stretch spring 27 is fixedly connected with the top of pressing plate 23, the outer wall of limiting rod 24 is slidably connected with the top of support plate 21, pulling pull plate 26 drives the bottom positioning rod 25 to move upward and slide with the inner wall of the top of upper module 28, simultaneously, because pull plate 26 is away from pressing plate 23, stretch spring 27 is stretched and stored power, upper module 28 can be slid and taken out from the inner wall of pressing plate 23 and replaced.

[0025] The outer wall of the top of the substrate 11 is fixedly connected with the outer wall of the bottom of the support plate 21, the outer wall of the top of the positioning seat 16 is in contact with the outer wall of the bottom of the pressing plate 23, the outer wall of the lower module 19 is in contact with the outer wall of the upper module 28, when the pressing plate 23 is driven by the hydraulic cylinder 22 to move downward, the outer wall of the lower module 19 in the positioning seat 16 is in contact with the outer wall of the upper module 28 which moves downward together with the pressing plate 23, and extrusion is generated by the mutual contact of the upper module 28 and the lower module 19.

[0026] Working principle: first, the metal plate is placed on the top of the lower module 19 in the positioning device 1, when the metal plate is placed, the positioning plate 181 can be slid outward along the slide rod 18 by pulling the pull ring 183, and the compression spring 182 is compressed, then the metal plate is placed in the positioning seat 16, the pull ring 183 is released, under the elastic force of the compression spring 182, the positioning plate 181 slides along the positioning groove 17, tightly fits the metal plate, so as to realize the positioning of the metal plate in the horizontal direction, and the outer wall of the lower module 19 is in contact with the outer wall of the positioning plate 181, which also ensures that the lower module 19 is fixed in the positioning seat 16, and prepares for subsequent stamping forming.

[0027] Then the hydraulic cylinder 22 in the pressing device 2 is started, when the hydraulic cylinder 22 is started, the pressing plate 23 is driven to move downward, the limit rod 24 fixed symmetrically on the top outer wall of the pressing plate 23 is slidably connected with the inner wall of the top of the support plate 21, which ensures the stability of the pressing plate 23 during upward and downward movement, so that it can only accurately displace in the vertical direction, when the pressing plate 23 is driven by the hydraulic cylinder 22 to move downward, the outer wall of the lower module 19 in the positioning seat 16 is in contact with the outer wall of the upper module 28 which moves downward together with the pressing plate 23, and pressure is applied to the metal plate between them by the mutual extrusion of the upper module 28 and the lower module 19, so as to realize the stamping forming operation of the metal plate.

[0028] When the mold needs to be replaced, the metal plate is subjected to different shape stamping forming, the pull ring 183 can be pulled to make the positioning plate 181 slide on the slide rod 18 and compress the compression spring 182, and the positioning plate 181 is slidably separated from the lower mold 19, then the lower mold 19 is slidably separated from the positioning seat 16 for replacement, the replaced lower mold 19 is slidably inserted into the positioning seat 16, and then the pull ring 183 is released, under the elastic force of the compression spring 182, the positioning plate 181 is in contact with the lower mold 19, and the lower mold 19 is fixed again, when the upper mold 28 is replaced, the pull plate 26 is pulled to drive the bottom positioning rod 25 to move upward, and the inner wall of the top of the upper mold 28 is slidably separated, and at the same time, because the pull plate 26 is away from the pressing plate 23, the stretching spring 27 is stretched and stored, then the upper mold 28 is slidably taken out from the inner wall of the pressing plate 23, and then the replaced upper mold 28 is slidably inserted into the pressing plate 23, and then the pull plate 26 is released, the positioning rod 25 is pushed back into the upper mold 28 through the elastic force of the stretching spring 27, and the accurate position and stable connection of the upper mold 28 in the pressing plate 23 are ensured.

[0029] When the device is impacted by external force or has an upward and downward force in the working process, the support rod 12 at the bottom of the base plate 11 can absorb the impact force through the damping rod 14 at the bottom of the support rod 12, and the damping rod 14 can play a buffering role in cooperation with the pressure spring 15, so that the sleeve rod 13 and the support rod 12 slide relative to each other, vibration and impact are reduced, and stability of work is ensured.

[0030] Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary skilled in the art and related fields without creative labor should belong to the scope of protection of the present application. The structures, devices and operation methods not specifically described and explained in the present application, such as without special description and limitation, are implemented according to the conventional means in the art.

Claims

1. A stamping device for forming metal sheets, characterized in that, Include: Positioning device (1); Down pressure device (2), the outer wall of the down pressure device (2) is fixedly connected with the outer wall of the positioning device (1); The positioning device (1) includes a base plate (11), the outer wall of the bottom of the base plate (11) is fixedly connected with a support rod (12), the outer wall of the support rod (12) is slidably connected with a sleeve rod (13), the inner wall of the bottom of the sleeve rod (13) is fixedly connected with a damping rod (14), the outer wall of the bottom of the support rod (12) is fixedly connected with a pressure spring (15), the outer wall of the top of the base plate (11) is fixedly connected with a positioning seat (16), the outer wall of the positioning seat (16) is symmetrically provided with a positioning groove (17), the inner wall of the positioning groove (17) is fixedly connected with a slide rod (18) symmetrically, the outer wall of the slide rod (18) is slidably connected with a positioning plate (181), the outer wall of the positioning plate (181) is fixedly connected with a compression spring (182), the outer wall of the side of the positioning plate (181) is fixedly connected with a pull ring (183), and the inner wall of the positioning seat (16) is slidably connected with a lower module (19).

2. The press device for sheet metal forming according to claim 1, characterized in that: The outer wall of the side of the compression spring (182) away from the positioning plate (181) is fixedly connected with the inner wall of the positioning groove (17), the outer wall of the positioning plate (181) is in contact with the outer wall of the lower module (19), the support rod (12) is arranged in an array at the four corners of the base plate (11), the outer wall of the side of the pressure spring (15) away from the support rod (12) is fixedly connected with the inner wall of the bottom of the sleeve rod (13), and the outer wall of the top of the damping rod (14) is fixedly connected with the outer wall of the bottom of the support rod (12).

3. The press apparatus for sheet metal forming according to claim 1, wherein: The lower pressure device (2) includes a support plate (21), the inner wall of the top of the support plate (21) is fixedly connected with a hydraulic cylinder (22), the outer wall of the bottom of the hydraulic cylinder (22) is fixedly connected with a pressing plate (23), the outer wall of the top of the pressing plate (23) is fixedly connected with a limiting rod (24) symmetrically, the inner wall of the pressing plate (23) is slidably connected with a positioning rod (25), the outer wall of the top of the positioning rod (25) is fixedly connected with a pull plate (26), the outer wall of the bottom of the pull plate (26) is fixedly connected with a tensile spring (27), and the inner wall of the pressing plate (23) is slidably connected with an upper module (28).

4. The press apparatus for sheet metal forming according to claim 3, wherein: The inner wall of the top of the upper module (28) is slidably connected with the outer wall of the positioning rod (25), the outer wall of the side of the tensile spring (27) away from the pull plate (26) is fixedly connected with the outer wall of the top of the pressing plate (23), and the outer wall of the limiting rod (24) is slidably connected with the inner wall of the top of the support plate (21).

5. The press apparatus for sheet metal forming according to claim 1, wherein: The outer wall of the top of the base plate (11) is fixedly connected with the outer wall of the bottom of the support plate (21), the outer wall of the top of the positioning seat (16) is in contact with the outer wall of the bottom of the pressing plate (23), and the outer wall of the lower module (19) is in contact with the outer wall of the upper module (28).

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