Muffler shell stamping die with punch convenient to replace

Abstract

The utility model discloses a silencer shell stamping die with a punch convenient to replace. The silencer shell stamping die comprises a bottom plate and a die shell installed on the top of the bottom plate. A connecting frame is fixedly connected to the top of the bottom plate, a hydraulic rod is installed on the inner side of the connecting frame, and a punching head is arranged at the bottom of the hydraulic rod. A dismounting assembly is arranged at the bottom of the hydraulic rod and comprises a connecting shell, the punching head slides in the connecting shell, the top of the connecting shell is fixedly connected with the hydraulic rod, and one side of the top of the connecting shell is fixedly connected with a connecting block; and one side of the connecting block is fixedly connected with a connecting sleeve. According to the silencer shell stamping die with the punch convenient to replace, after the punch is abraded, the punch can be detached and replaced, so that the punch is convenient to replace, and the situation that the product quality is affected due to the fact that the punch cannot be replaced in time after being abraded is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to muffler shell stamping technical field, specifically to a kind of muffler shell stamping die of punch convenient to replace. BACKGROUND

[0002] Muffler shell refers to the shell part of muffler, it is one of main body parts of muffler, mainly used to fix and protect sound-absorbing material, and further weaken noise on the basis of internal structure, muffler shell is usually made of metal material, such as steel plate, aluminum plate or sheet iron etc.

[0003] The utility model discloses a kind of muffler shell stamping processing moulds, through the steel pipe being penetrated at the four corners of extrusion plate, extrusion plate is always extruded in vertical direction with workbench, avoid the inclination caused by long-term use, improve the stamping efficiency, but the patent still has the following problems in actual use process:

[0004] It is inconvenient to replace the stamping head, when the stamping head is used for a period of time, the stamping head will be worn, when the worn stamping head is continuously used, the quality of the products stamped out will be affected, so that the quality of the products stamped out will be reduced.

[0005] A kind of muffler shell stamping die of punch convenient to replace is presented to solve the problems presented in the above. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a kind of muffler shell stamping die of punch convenient to replace to solve the problems presented in the above background art, when the stamping head is used for a period of time, the stamping head will be worn, when the worn stamping head is continuously used, the quality of the products stamped out will be affected, so that the quality of the products stamped out will be reduced.

[0007] To achieve the above object, the utility model provides the following technical scheme: a kind of muffler shell stamping die of punch convenient to replace, including bottom plate and the die shell of installation at the top of bottom plate;

[0008] The top of the bottom plate is fixedly connected with connecting frame, the inner side of connecting frame is equipped with hydraulic rod, and the bottom of hydraulic rod is provided with stamping head;

[0009] Further comprising:

[0010] The bottom of the hydraulic rod is provided with dismounting assembly, the dismounting assembly includes connecting shell, and stamping head slides inside connecting shell, and the top of connecting shell is fixedly connected with hydraulic rod, and the top side of connecting shell is fixedly connected with connecting block;

[0011] The side of the connecting block is fixedly connected with a connecting sleeve, the inside of the connecting sleeve is slidably connected with a sliding block, the side of the sliding block is fixedly connected with a pulling block, the middle of the side of the pulling block is fixedly connected with a first clamping block, the first clamping block is slidably connected with the connecting shell, and the first clamping block is clamped with the stamping head through the connecting shell.

[0012] The lower side of the pulling block is fixedly connected with a fixed block, the bottom of the connecting shell is fixedly connected with a connecting plate, and the front of the connecting plate is fixedly connected with a limiting block.

[0013] Preferably, the inside of the limiting block is slidably connected with a sliding rod, and the bottom of the sliding rod is fixedly connected with a first inclined block.

[0014] Preferably, the top of the fixed block is fixedly connected with a second inclined block, and the first inclined block is in abutment with the second inclined block.

[0015] Preferably, the top of the sliding rod is fixedly connected with a second clamping block, and the second clamping block is fixedly connected with the limiting block through a first spring.

[0016] Preferably, the side of the stamping head is fixedly connected with a square block in a symmetrical manner, the inside of the square block is provided with a clamping groove matched with the second clamping block, and the second clamping block is clamped in the clamping groove.

[0017] Preferably, the side of the connecting block is provided with a limiting assembly, the limiting assembly comprises a mounting piece, the bottom of the mounting piece is fixedly connected with a second spring, and the bottom of the second spring is fixedly connected with a fixed piece.

[0018] Preferably, the bottom of the fixed piece is fixedly connected with a clamping column, the clamping column is slidably connected with the connecting sleeve, the clamping column is clamped with the sliding block through the top of the connecting sleeve, and the fixed piece and the mounting piece are fixedly connected with an expansion rod.

[0019] Compared with the prior art, the muffler shell stamping die convenient for replacing the stamping head has the beneficial effects that after the stamping head is worn, the stamping head can be disassembled and replaced, so that the stamping head can be conveniently replaced, and the product quality is not affected due to the failure to replace the stamping head in time when the stamping head is worn.

[0020] 1. When the stamping head needs to be disassembled and replaced, the pulling block is pulled to the right, then the pulling block drives the first clamping block to move, so that the first clamping block is separated from the inside of the stamping head, at the same time, the pulling block drives the fixed block to move, then the fixed block drives the second inclined block to move, at this time, the first spring rebounds, thereby driving the second clamping block to separate from the inside of the square block, so that the limiting of the stamping head is released, then the stamping head is rotated clockwise, so that the square block is rotated to not be on the same straight line with the second clamping block, then the stamping head is slid downward, so that the stamping head can be disassembled and replaced.

[0021] 2. The fixed sheet can be pulled upward, so that the fixed sheet moves upward, and then the fixed sheet will compress the second spring, so that the clamping column is separated from the inside of the sliding block, thereby releasing the limit of the sliding block, and then the clamping column clamped in the inside of the sliding block can limit the sliding block after the installation of the punching head, so that the punching head is installed more stably. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a front view structural schematic diagram of the utility model;

[0023] Figure 2 It is a front view structural schematic diagram of the utility model;

[0024] Figure 3 It is a front view structural schematic diagram of the utility model Figure 2 It is an enlarged structural schematic diagram of A in the utility model;

[0025] Figure 4 It is a first inclined block and second inclined block connecting structural schematic diagram of the utility model;

[0026] Figure 5 It is a front view structural schematic diagram of the utility model; Figure 2 It is an enlarged structural schematic diagram of B in the utility model.

[0027] In the drawing: 1, bottom plate; 2, mold shell; 3, connecting frame; 301, hydraulic rod; 302, punching head; 4, dismounting assembly; 4011, connecting shell; 401, connecting block; 402, connecting sleeve; 403, sliding block; 404, pull block; 405, first clamping block; 406, fixed block; 407, connecting plate; 408, limiting block; 409, sliding rod; 410, first inclined block; 411, second inclined block; 412, second clamping block; 413, first spring; 414, square block; 5, limiting assembly; 501, installation sheet; 502, second spring; 503, fixed sheet; 504, clamping column; 505, telescopic rod. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0029] Please refer to Figure 1 - Figure 5The utility model provides technical scheme: a muffler casing punch -die convenient to replace punch, including bottom plate 1 and the die shell 2 of installation in bottom plate 1 top, the top fixed connection of bottom plate 1 has the connecting frame 3, and the inside installation of connecting frame 3 has hydraulic rod 301, and the bottom of hydraulic rod 301 is equipped with punch head 302, the bottom of hydraulic rod 301 is equipped with dismounting assembly 4, and dismounting assembly 4 includes connecting shell 4011, and punch head 302 slides in connecting shell 4011 inside, and the top of connecting shell 4011 is fixedly connected with hydraulic rod 301, and the top one side of connecting shell 4011 is fixedly connected with connecting block 401, wherein the one side fixed connection of connecting block 401 has connecting sleeve 402, and the inside sliding connection of connecting sleeve 402 has slider 403, and the one side fixed connection of slider 403 has pull block 404, and the one side middle part fixed connection of pull block 404 has first clamping block 405, and first clamping block 405 is connected with connecting shell 4011 slidingly, and is connected with punch head 302 snap fit through connecting shell 4011, Figure 3 、 5 As shown in the figure, when it is necessary to dismount and replace punch head 302, pull block 404 can be pulled to the right, then first clamping block 405 is moved under the action of pull block 404, so that first clamping block 405 is separated from the inside of punch head 302, at the same time, fixed block 406 is moved under the action of pull block 404, and the bottom of connecting shell 4011 is fixedly connected with connecting plate 407, and the front surface of connecting plate 407 is fixedly connected with limit block 408.

[0030] Slip rod 409 is connected with limit block 408 slidingly, the bottom of slip rod 409 is fixedly connected with first inclined block 410, the top of fixed block 406 is fixedly connected with second inclined block 411, second inclined block 411 and first inclined block 410 are used to extrude second clamping block 412 and block 414 after first clamping block 405 limits punch head 302, so that second clamping block 412 is clamped in block 414, punch head 302 is further limited, so that punch head 302 is limited and fixed more firmly when being limited upward and downward, and first inclined block 410 and second inclined block 411 abut, the top of slip rod 409 is fixedly connected with second clamping block 412, first spring 413 is connected between second clamping block 412 and limit block 408, the one side of punch head 302 is fixedly connected with block 414, Figure 3 、 4As shown, the fixed block 406 will drive the second inclined block 411 to move, and since the movement of the second inclined block 411 will cause a gap between the second inclined block 411 and the first inclined block 410, at this time, the first spring 413 will rebound, thereby driving the second clamping block 412 to disengage from the inside of the block 414, thereby releasing the limiting of the punch head 302, then rotating the punch head 302 clockwise, so that the block 414 is rotated to not be on the same straight line with the second clamping block 412, and then sliding the punch head 302 downward, thereby enabling the punch head 302 to be disassembled, so that the punch head 302 can be replaced, and the inside of the block 414 is provided with a clamping groove matched with the second clamping block 412, and the second clamping block 412 is clamped in the clamping groove.

[0031] One side of the connecting block 401 is provided with a limiting assembly 5, the limiting assembly 5 comprises a mounting sheet 501, and the bottom of the mounting sheet 501 is fixedly connected with a second spring 502, and the bottom of the second spring 502 is fixedly connected with a fixed sheet 503, and the bottom of the fixed sheet 503 is fixedly connected with a clamping column 504, and the clamping column 504 is slidingly connected with the connecting sleeve 402, and the clamping column 504 is clamped and connected with the sliding block 403 through the top of the connecting sleeve 402, as Figure 5 As shown, the fixed sheet 503 can be pulled upward, so that the fixed sheet 503 moves upward, and then the fixed sheet 503 will compress the second spring 502, and at the same time, the fixed sheet 503 will drive the clamping column 504 to move upward, so that the clamping column 504 disengages from the inside of the sliding block 403, thereby releasing the limiting of the sliding block 403, and further enabling the pulling block 404 to be pulled normally, secondly, the clamping column 504 clamped in the inside of the sliding block 403 can limit the sliding block 403 after the punch head 302 is installed and fixed, so that the punch head 302 is installed more stably, and the fixed sheet 503 and the mounting sheet 501 are fixedly connected with an extension rod 505.

[0032] Working principle: before using the muffler shell punch die with the punch head convenient to replace, the overall situation of the device needs to be checked first to determine whether it can work normally, according to Figure 1 - Figure 5As shown, first, when the stamping head 302 needs to be disassembled and replaced, the pull block 404 can be pulled to the right, then the first clamping block 405 is moved by the pull block 404, so that the first clamping block 405 is separated from the inside of the stamping head 302, at the same time, the fixed block 406 is moved by the pull block 404, then the second inclined block 411 is moved by the fixed block 406, because the movement of the second inclined block 411 will cause the gap between the second inclined block 411 and the first inclined block 410, at this time, the first spring 413 will rebound, thereby causing the second clamping block 412 to be separated from the inside of the block 414, thereby releasing the limiting of the stamping head 302, then rotating the stamping head 302 clockwise, so that the block 414 is rotated to not be on the same straight line with the second clamping block 412, then sliding the stamping head 302 downward, so that the stamping head 302 can be disassembled, so that the stamping head 302 can be replaced.

[0033] The fixed sheet 503 can be pulled upward, so that the fixed sheet 503 moves upward, then the fixed sheet 503 compresses the second spring 502, at the same time, the fixed sheet 503 moves the clamping column 504 upward, so that the clamping column 504 is separated from the inside of the sliding block 403, thereby releasing the limiting of the sliding block 403, and then enabling the pull block 404 to be pulled normally, secondly, the clamping column 504 clamped in the inside of the sliding block 403 can limit the sliding block 403 after the stamping head 302 is installed and fixed, so that the stamping head 302 is installed more stably.

[0034] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A silencer shell stamping die facilitating replacement of a punch, comprising a base plate (1) and a die shell (2) mounted on top of the base plate (1); The top of the base plate (1) is fixedly connected with a connecting frame (3), the inner side of the connecting frame (3) is provided with a hydraulic rod (301), and the bottom of the hydraulic rod (301) is provided with a stamping head (302); characterized in that Further comprising: The bottom of the hydraulic rod (301) is provided with a dismounting assembly (4), the dismounting assembly (4) comprises a connecting shell (4011), the stamping head (302) slides inside the connecting shell (4011), the top of the connecting shell (4011) is fixedly connected with the hydraulic rod (301), and the top side of the connecting shell (4011) is fixedly connected with a connecting block (401); Wherein, one side of the connecting block (401) is fixedly connected with a connecting sleeve (402), the inside of the connecting sleeve (402) is slidably connected with a sliding block (403), one side of the sliding block (403) is fixedly connected with a pulling block (404), one side of the pulling block (404) is fixedly connected with a first clamping block (405), the first clamping block (405) is slidably connected with the connecting shell (4011), and passes through the connecting shell (4011) to be clamped with the stamping head (302); Wherein, one side of the pulling block (404) is fixedly connected with a fixed block (406), the bottom of the connecting shell (4011) is fixedly connected with a connecting plate (407), and the front of the connecting plate (407) is fixedly connected with a limiting block (408).

2. The muffler shell stamping die with punch replacement facilitation of claim 1, wherein: The inside of the limiting block (408) is slidably connected with a sliding rod (409), and the bottom of the sliding rod (409) is fixedly connected with a first inclined block (410).

3. The muffler shell stamping die with ease of punch replacement of claim 2, wherein: The top of the fixed block (406) is symmetrically fixed with a second inclined block (411), and the first inclined block (410) abuts against the second inclined block (411).

4. The muffler shell stamping die with ease of punch replacement of claim 2, wherein: The top of the sliding rod (409) is fixedly connected with a second clamping block (412), and the second clamping block (412) is fixedly connected with the limiting block (408) through a first spring (413).

5. The muffler shell stamping die with ease of punch replacement of claim 1, wherein: One side of the stamping head (302) is symmetrically fixed with a square block (414), and the inside of the square block (414) is provided with a clamping groove matched with the second clamping block (412), and the second clamping block (412) is clamped inside the clamping groove.

6. The muffler shell stamping die with ease of punch replacement of claim 1, wherein: One side of the connecting block (401) is provided with a limiting assembly (5), the limiting assembly (5) comprises a mounting piece (501), the bottom of the mounting piece (501) is fixedly connected with a second spring (502), and the bottom of the second spring (502) is fixedly connected with a fixed piece (503).

7. The muffler shell stamping die with ease of punch replacement of claim 6, wherein: The bottom of the fixed piece (503) is fixedly connected with a clamping column (504), the clamping column (504) is slidably connected with the connecting sleeve (402), the clamping column (504) passes through the top of the connecting sleeve (402) to be clamped with the sliding block (403), and the fixed piece (503) and the mounting piece (501) are fixedly connected with an extension rod (505).

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