Arc-shaped protective cover stamping tool

Abstract

The utility model discloses an arc-shaped protective cover stamping tool, which relates to the technical field of stamping, and comprises a mounting plate and an upper stamping block, the surface of the mounting plate is fixedly connected with a fixed base, and the middle part of the fixed base is provided with a lower die groove matched with the upper stamping block; the arc-shaped protective cover stamping tool comprises a fixed base, a mounting plate is arranged in the fixed base, a supporting mechanism for supporting an upper stamping block is arranged on the surface of the mounting plate, the supporting mechanism comprises a stress plate fixedly connected with the upper stamping block, and a rebound mechanism is arranged in the middle of the fixed base and comprises a lifting ring and a sliding rod. According to the arc-shaped protective cover punching device, a plate is punched and formed, the stress plate is supported and fixed through the supporting columns, then the upper punching block is fixed and limited, the stress plate drives the lifting ring to move through the sliding rod, the punched and formed arc-shaped protective cover is ejected out of the lower die groove, the punched arc-shaped protective cover is conveniently taken out, and the punching efficiency of the arc-shaped protective cover is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to punch technology field, concretely is a kind of arc protective cover stamping frock. BACKGROUND

[0002] Stamping is by press and die to plate material, strip material, tubular product and profile and so on, exert external force, make it produce plastic deformation or separate, so that the workpiece of required shape and size is formed by forming processing method.Stamping and forging are plastic processing, collectively known as forging and pressing.Stamping blank is mainly hot-rolled and cold-rolled steel plate and steel strip.

[0003] The utility model belongs to stamping frock equipment technical field, especially stamping frock, including support platform, support arm, hydraulic push rod and fixed plate, the support arm is fixedly connected on support platform upper end, the hydraulic push rod is fixedly connected in support arm inner wall, the fixed plate is fixedly connected in hydraulic push rod other end;The utility model only needs to be clamped by support sleeve and limit hole, can complete to replace and fix lower die, under the action of fixed bolt and thread groove, when people replace and fix upper die, it is convenient for people to fix upper die.

[0004] When producing plate, punch is used, the device in the above patent, although it is convenient to replace stamping die, but for arc-shaped protective cover such special-shaped workpiece, it is difficult to take out protective cover finished product after stamping, and the production efficiency of arc-shaped protective cover is reduced, therefore, we provide arc-shaped protective cover stamping frock to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of arc-shaped protective cover stamping frock to solve the problem that arc-shaped protective cover is difficult to take out in prior art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of arc-shaped protective cover stamping frock, including mounting plate and upper stamping block, the surface of the mounting plate is fixedly connected with fixed base, the middle part of the fixed base is equipped with the lower die groove that is compatible with upper stamping block, the surface of the mounting plate is provided with the support mechanism of supporting upper stamping block, the support mechanism includes the stress plate that is fixedly connected with upper stamping block, the surface of the stress plate is fixedly connected with support column, the middle part of the fixed base is provided with rebound mechanism, the rebound mechanism includes lifting ring and sliding rod, and the top of sliding rod is fixedly connected with stress plate.

[0007] Preferably, bolt hole is formed in the four corners of the mounting plate, the surface of the support column is slidably connected with the support sleeve, and the bottom end of the support sleeve is fixedly connected with the mounting plate, the support column is fixed and positioned by the support sleeve, and the stability of the stress plate moving up and down is improved.

[0008] Preferably, the inside of the supporting sleeve is fixedly connected with a supporting spring, and the top end of the supporting spring is fixedly connected with the supporting column, the surface of the supporting sleeve is fixedly connected with a reinforcing rod, and the bottom end of the reinforcing rod is fixedly connected with the mounting plate, and the supporting spring provides a pushing force to the supporting column to push the stress plate upward.

[0009] Preferably, the inside of the fixing base is provided with a fixing groove, and the lifting ring is slidably connected with the fixing groove, and the surface of the bolt hole is provided with a sliding groove, the fixing groove is used for fixing the lifting ring, and the stability of the lifting ring is improved.

[0010] Preferably, the inside of the sliding groove is slidably connected with a sliding frame, the sliding frame is fixedly connected with the lifting ring, and the bottom end of the sliding rod is slidably connected with the sliding frame, the sliding groove is used for fixing the sliding frame, the stability of the sliding frame is improved, and the bottom end of the sliding rod can be fixed.

[0011] Preferably, the outside of the sliding rod is sleeved with a movable ring, the surface of the movable ring is fixedly connected with a telescopic spring, the bottom end of the telescopic spring is fixedly connected with the sliding frame, the movable ring is used for enabling the telescopic spring to provide a pushing force to the sliding frame, and when the sliding rod descends, the sliding frame is driven to move downward.

[0012] Preferably, the surface of the sliding rod is fixedly connected with a helical thread, the surface of the helical thread is screw-connected with an adjusting nut, and the adjusting nut is rotatably connected with the movable ring, the adjusting nut is rotated on the surface of the helical thread to adjust the distance value of the movable ring and the sliding frame, and then the pushing force value of the telescopic spring is adjusted.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1、 the mounting plate is used for fixing the tool on the punch, thereby improving the tool installation and dismounting efficiency, the upper punch block and the lower die groove are used for stamping and forming the plate, thereby improving the arc-shaped protective cover stamping efficiency, the supporting column is used for supporting and fixing the stress plate, thereby fixing the upper punch block and improving the stability of the upper punch block in the up-down movement, the stress plate drives the lifting ring to move through the sliding rod, the stamping-formed arc-shaped protective cover is ejected from the lower die groove, the arc-shaped protective cover after stamping is conveniently taken out, and new plate is put in, thereby improving the arc-shaped protective cover stamping efficiency.

[0015] 2、The application fixes the mounting plate on the punch platform through the bolt hole, improves the tool installation efficiency, fixes and positions the support column through the support sleeve, improves the stability of the stress plate moving up and down, provides the support column with a thrust through the support spring, lifts the stress plate upward, reinforces and supports the support sleeve through the reinforcing rod, improves the stability of the support sleeve operation, fixes the lifting ring through the fixing groove, improves the stability of the lifting ring lifting, and can support the lifting ring to improve the stress intensity of the lifting ring.

[0016] 3、The application fixes the sliding frame through the sliding groove, improves the stability of the sliding frame sliding, and can fix the bottom end of the sliding rod. After the sliding rod is lifted to a certain position, the limiting block at the bottom end of the sliding rod can drive the sliding frame to move upward, thereby driving the lifting ring to move upward, pushing the completed workpiece out of the lower die groove. The movable ring makes the extension spring provide a thrust to the sliding frame. When the sliding rod descends, it drives the sliding frame to move downward. By rotating the adjusting nut on the spiral surface, the distance value between the movable ring and the sliding frame is adjusted, thereby adjusting the thrust value of the extension spring, so that the extension spring can more easily drive the lifting ring to move downward. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the arc-shaped protective cover stamping tool.

[0018] Figure 2 It is a support sleeve connection structure schematic view of the arc-shaped protective cover stamping tool.

[0019] Figure 3 It is a rebound mechanism structure schematic view of the arc-shaped protective cover stamping tool.

[0020] Figure 4 It is a rebound mechanism structure schematic view of the arc-shaped protective cover stamping tool. Figure 3 It is an enlarged schematic view of structure A.

[0021] Reference numerals in the figure: 1, mounting plate; 2, bolt hole; 3, fixed base; 4, lower die groove; 5, upper stamping block; 6, support mechanism; 601, stress plate; 602, support sleeve; 603, support column; 604, support spring; 605, reinforcing rod; 7, rebound mechanism; 701, lifting ring; 702, fixing groove; 703, sliding groove; 704, sliding frame; 705, sliding rod; 706, extension spring; 707, movable ring; 708, spiral thread; 709, adjusting nut. DETAILED DESCRIPTION

[0022] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] As shown in Figure 1 - Figure 4 The utility model provides a kind of technical scheme of arc-shaped protective cover stamping tool, including mounting plate 1 and upper stamping block 5, bolt hole 2 is set in four corners of mounting plate 1, fixed base 3 is fixedly connected on the surface of mounting plate 1, lower die groove 4 is set in the middle part of fixed base 3, which is matched with upper stamping block 5, mounting plate 1 is fixed on punch press platform by bolt hole 2, reduce the difficulty of tool installation, tool is fixed on punch press by mounting plate 1, and then improve tool installation and disassembly efficiency, plate material is formed by stamping through upper stamping block 5 and lower die groove 4, improve arc-shaped protective cover stamping efficiency.

[0024] The surface of mounting plate 1 is provided with support mechanism 6 for supporting upper stamping block 5, and support mechanism 6 includes stress plate 601 fixedly connected with upper stamping block 5, support column 603 is fixedly connected to the surface of stress plate 601, stress plate 601 is supported and fixed by support column 603, and then upper stamping block 5 is fixed, to improve the stability of the up-and-down movement of upper stamping block 5.

[0025] Support sleeve 602 is slidably connected to the surface of support column 603, and the bottom end of support sleeve 602 is fixedly connected with mounting plate 1, support sleeve 602 is fixed and positioned to support column 603, to improve the stability of the up-and-down movement of stress plate 601.

[0026] Support spring 604 is fixedly connected inside support sleeve 602, and the top end of support spring 604 is fixedly connected with support column 603, reinforcing rod 605 is fixedly connected to the surface of support sleeve 602, and the bottom end of reinforcing rod 605 is fixedly connected with mounting plate 1, after external force of stress plate 601 is removed, support spring 604 provides thrust to support column 603, and stress plate 601 is lifted upward, reinforcing rod 605 reinforces and supports support sleeve 602, to improve the stability of the operation of support sleeve 602.

[0027] The middle part of the fixed base 3 is provided with a rebound mechanism 7, the rebound mechanism 7 comprises a lifting ring 701 and a sliding rod 705, and the top end of the sliding rod 705 is fixedly connected with a stress plate 601, the stress plate 601 drives the lifting ring 701 to move through the sliding rod 705, the stamping formed arc-shaped protective cover is ejected from the lower die groove 4, the stamping completed arc-shaped protective cover is conveniently taken out, and a new plate is put in, and the stamping efficiency of the arc-shaped protective cover is improved.

[0028] The inside of the fixed base 3 is provided with a fixed groove 702, and the lifting ring 701 is slidably connected with the fixed groove 702, and the surface of the bolt hole 2 is provided with a sliding groove 703, the lifting ring 701 is fixed through the fixed groove 702, the stability of the lifting ring 701 is improved, and the lifting ring 701 can be supported, and the stress intensity of the lifting ring 701 is improved.

[0029] The inside of the sliding groove 703 is slidably connected with a sliding frame 704, the sliding frame 704 is fixedly connected with the lifting ring 701, and the bottom end of the sliding rod 705 is slidably connected with the sliding frame 704, the sliding frame 704 is fixed through the sliding groove 703, the stability of the sliding frame 704 is improved, and the bottom end of the sliding rod 705 can be fixed, after the sliding rod 705 is lifted to a certain position, the limiting block at the bottom end of the sliding rod 705 can drive the sliding frame 704 to move upwards, and then drive the lifting ring 701 to move upwards, and the stamping completed workpiece is pushed out of the lower die groove 4.

[0030] The outside of the sliding rod 705 is provided with a movable ring 707, the surface of the movable ring 707 is fixedly connected with a telescopic spring 706, the bottom end of the telescopic spring 706 is fixedly connected with the sliding frame 704, the telescopic spring 706 provides a thrust force to the sliding frame 704 through the movable ring 707, and the sliding frame 704 is driven to move downwards when the sliding rod 705 descends.

[0031] The surface of the sliding rod 705 is fixedly connected with a helical thread 708, the surface of the helical thread 708 is threadedly connected with an adjusting nut 709, and the adjusting nut 709 is rotatably connected with the movable ring 707, the distance value of the movable ring 707 and the sliding frame 704 is adjusted by rotating the adjusting nut 709 on the surface of the helical thread 708, and then the thrust force value of the telescopic spring 706 is adjusted, so that the telescopic spring 706 more easily drives the lifting ring 701 to move downwards.

[0032] The utility model discloses when using: through bolt hole 2 and bolt, fixed mounting panel 1 on punch platform, and then fixed tooling, start punch press, make stressed board 601 drive upper punch block 5 move down, provide the thrust to sliding frame 704 through telescopic spring 706, make lift ring 701 drop to fixed groove 702 inside, put metal sheet into lower mould groove 4 inside, stressed board 601 continues to move down, through upper punch block 5 and lower mould groove 4, stamping forming is carried out to sheet metal, after arc -shaped protective cover stamping is completed, provide the thrust to support column 603 through supporting spring 604, push stressed board 601 back to the original position, the limiting block of sliding rod 705 bottom simultaneously drives sliding frame 704 to move up, and then drive lift ring 701 to move up, push the workpiece of stamping completion out of lower mould groove 4, convenient to take out the arc -shaped protective cover of stamping completion, improve arc -shaped protective cover stamping efficiency.

[0033] It is obvious for those skilled in the art that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point, the embodiments should be regarded as exemplary and non-restrictive, the scope of the utility model is defined by the appended claims instead of the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims should be included in the utility model. Any figure mark in the claims should not be regarded as limiting the involved claims.

Claims

1. A stamping fixture for an arc-shaped protective cover, comprising a mounting plate (1) and an upper stamping block (5), characterized in that: A fixed base (3) is fixedly connected to the surface of the mounting plate (1). A lower mold groove (4) adapted to the upper stamping block (5) is opened in the middle of the fixed base (3). A support mechanism (6) supporting the upper stamping block (5) is provided on the surface of the mounting plate (1). The support mechanism (6) includes a force plate (601) fixedly connected to the upper stamping block (5). A support column (603) is fixedly connected to the surface of the force plate (601). A springback mechanism (7) is provided in the middle of the fixed base (3). The springback mechanism (7) includes a lifting ring (701) and a sliding rod (705). The top end of the sliding rod (705) is fixedly connected to the force plate (601).

2. The arc-shaped protective cover stamping fixture according to claim 1, characterized in that: Bolt holes (2) are provided at the four corners of the mounting plate (1). A support sleeve (602) is slidably connected to the surface of the support column (603), and the bottom end of the support sleeve (602) is fixedly connected to the mounting plate (1).

3. The arc-shaped protective cover stamping fixture according to claim 2, characterized in that: The support sleeve (602) is internally fixedly connected to a support spring (604), and the top end of the support spring (604) is fixedly connected to a support column (603). The surface of the support sleeve (602) is fixedly connected to a reinforcing rod (605), and the bottom end of the reinforcing rod (605) is fixedly connected to the mounting plate (1).

4. The arc-shaped protective cover stamping fixture according to claim 3, characterized in that: The fixed base (3) has a fixed groove (702) inside, and the lifting ring (701) is slidably connected to the fixed groove (702). The bolt hole (2) has a sliding groove (703) on its surface.

5. The arc-shaped protective cover stamping fixture according to claim 4, characterized in that: The sliding groove (703) is internally slidably connected to a sliding frame (704), the sliding frame (704) is fixedly connected to the lifting ring (701), and the bottom end of the sliding rod (705) is slidably connected to the sliding frame (704).

6. The arc-shaped protective cover stamping fixture according to claim 5, characterized in that: The sliding rod (705) is fitted with a movable ring (707), and a telescopic spring (706) is fixedly connected to the surface of the movable ring (707). The bottom end of the telescopic spring (706) is fixedly connected to the sliding frame (704).

7. The arc-shaped protective cover stamping fixture according to claim 6, characterized in that: The surface of the sliding rod (705) is fixedly connected with a spiral pattern (708), and the surface of the spiral pattern (708) is threadedly connected with an adjusting nut (709), and the adjusting nut (709) is rotatably connected to the movable ring (707).

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