Diaphragm punching die with long service life and stable machining quality

Abstract

The diaphragm punching die is long in service life and stable in machining quality and comprises an upper die body and a lower die body, the lower die body is located at the lower end of the upper die body, and a lower die body positioning mechanism is installed on the outer wall of the lower die body in a positioning mode. According to the diaphragm punching die with the long service life and the stable machining quality, a control pull ring is manually pulled to drive an outer limiting plate and a penetrating movable rod to move outwards, an elastic piece penetrating through the outer wall of the movable rod is matched with a damper to provide certain elastic force on the inner side of an inner adjusting movable groove, and therefore the diaphragm punching die is stable in machining quality. When the outer limiting plate moves, the positioning insertion block is driven to stretch and retract towards the inner wall of the workbench, the lower die is clamped into the inner wall of the lower die limiting groove, the control pull ring is loosened, the positioning insertion block is clamped into the inner side of the positioning insertion hole for positioning, the time for replacing the die assembly is greatly shortened through quick disassembly and assembly, the downtime is shortened, and the production efficiency is improved. Therefore, the overall production efficiency is improved, and meanwhile, the mold is more convenient to maintain and repair.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of membrane punching die, specifically to a membrane punching die with long service life and stable processing quality. BACKGROUND

[0002] The membrane punching die is a special tool for processing film sheet, mainly used for cutting off the peripheral edge, internal hole or groove of the excess product shape on the film sheet after forming, to form a shape meeting the requirements of IML product, the size and character position of the punched film play a crucial role in the quality of the final product, the punching die is usually composed of upper and lower molds and installed on a punching machine, during work, the formed film sheet is positioned to the lower mold, the upper mold moves downward, the pressure plate first contacts the film sheet, then the upper mold continues to move downward until the upper and lower mold cutting edges shear together to cut the film sheet according to the specified size requirement.

[0003] The common membrane punching die is usually fixed and inconvenient to disassemble and assemble, the fixed die is not easy to adjust, when the punching size or shape needs to be changed, the process of replacing the die is very tedious, which reduces the flexibility and adaptability of the production line, due to the inconvenience of disassembly and assembly, any operation requiring die replacement will cause the production line to stop for a long time, which seriously affects the production progress and capacity, causing certain adverse effects on the use process, therefore, we provide a membrane punching die with long service life and stable processing quality. UTILITY MODEL CONTENTS

[0004] The technical problem solved by the utility model is that, in view of the defects of the prior art, the utility model provides a membrane punching die with long service life and stable processing quality, which has the advantages of convenient disassembly and assembly, convenient maintenance and the like, the lower mold positioning mechanism is provided, the control pull ring is manually pulled, the outer limiting plate and the penetrating movable rod are driven to move outward, the outer limiting plate plays a limiting role on both sides of the outer wall of the workbench, the elastic element on the outer wall of the penetrating movable rod cooperates with the damper to provide a certain elastic force on the inner side of the inner adjusting groove, the inner limiting plate plays a limiting role on the inner side of the inner adjusting groove, preventing slipping, when the outer limiting plate moves, the positioning insert block will be telescopic to the inner wall of the workbench, the lower mold is clamped into the inner wall of the lower mold limiting groove, the control pull ring is loosened, the positioning insert block is clamped into the inner side of the positioning insert hole for positioning, the quick disassembly and assembly greatly shorten the time of replacing the die assembly and reduce the downtime, thereby improving the overall production efficiency, at the same time, the maintenance and repair of the die are more convenient, problems can be found and handled in time, small problems can be prevented from developing into big faults, and the problems in the background technology can be effectively solved.

[0005] Technical solution: To achieve the above-mentioned purposes, the technical scheme adopted by the utility model is: a diaphragm punching die with long service life and stable processing quality, comprising an upper die and a lower die, the lower die is located at the lower end of the upper die, a lower die positioning mechanism is positioned and installed on the outer wall of the lower die, a No. 1 tungsten steel groove is arranged on the inner wall of the lower end of the upper die, a No. 1 split single beam is fixedly connected to the inner wall of the No. 1 tungsten steel groove, a No. 2 tungsten steel protrusion is fixedly connected to the inner wall of the lower end of the lower die, a No. 2 split single beam is fixedly connected to the inner wall of the No. 2 tungsten steel protrusion, the lower die positioning mechanism comprises a positioning insertion hole, a workbench, a lower die limiting groove, an inner adjusting movable groove, a control pull ring, an outer limiting plate, a through movable rod, an elastic member, an inner limiting plate, a damper and a positioning plug.

[0006] Preferably, the positioning insertion holes are arranged on both sides of the two ends of the lower die, the lower die limiting groove is arranged on the upper end of the workbench, and the inner adjusting movable grooves are arranged on both sides of the inner wall of the workbench.

[0007] Preferably, the control pull ring is located on one side of the outer limiting plate, the through movable rod is located at both ends of the other side of the outer limiting plate and on the inner side of the inner adjusting movable groove, and the elastic member is located on the outer wall of the through movable rod.

[0008] Preferably, the inner limiting plate is located at one end of the through movable rod, and the damper is located at both ends of the inner side of the inner adjusting movable groove.

[0009] Preferably, the positioning plug is located at both ends of one side of the outer limiting plate and penetrates the inner wall of the workbench.

[0010] Preferably, both ends of the control pull ring are fixedly connected to one side of the outer limiting plate, one end of the through movable rod is fixedly connected to both ends of the other side of the outer limiting plate, and the other end of the through movable rod is fixedly connected to one side of the inner limiting plate.

[0011] Preferably, the outer wall of the inner limiting plate is movably connected to the inner wall of the inner adjusting movable groove, one side of the inner limiting plate is fixedly connected to one end of the elastic member and the damper, and the other end of the elastic member and the damper is fixedly connected to the inner wall of the inner adjusting movable groove.

[0012] Preferably, one end of the positioning plug penetrates the inner wall of the workbench and is fixedly connected to one side of the outer limiting plate, and the outer wall of the lower die is movably connected to the inner wall of the lower die limiting groove and is positioned by the clamping of the positioning plug and the positioning insertion hole.

[0013] Beneficial effects: compared with the prior art, the utility model provides a membrane piece punching die with long service life and stable processing quality, has the following beneficial effects: the membrane piece punching die with long service life and stable processing quality, through the lower die positioning mechanism that sets up, manually pulls control pull ring, drives the outer limiting plate and the through movable rod to move outward, the outer limiting plate plays the role of limiting on the both sides of the workbench outer wall, the elastic member of the through movable rod outer wall, cooperate damper and provide certain elasticity on the inside of the inside adjusting movable slot, the inside limiting plate plays the role of limiting on the inside of the inside adjusting movable slot, prevents slipping, the outer limiting plate will drive the positioning insert block to retract to the inner wall of the workbench when being movable, the lower die is clamped into the inner wall of the lower die limiting groove, loosens control pull ring, so that positioning insert block is clamped into the inside of positioning insert hole and is positioned, quick assembly and disassembly make the time of replacing die assembly greatly shorten, reduce the downtime, thereby improve the overall production efficiency, simultaneously, make the maintenance and maintenance of the die more convenient, can find and handle the problem in time, prevent small problems from evolving into big faults, the tungsten steel groove of no. 1 adopts tungsten steel material, improves the material pressure, guarantees the cutting clearance stability, no. 1 split single beam and no. 2 split single beam all optimize R angle stress concentration problem, increase the life, the tungsten steel lug of no. 2 uses tungsten steel core, wear -resisting, guarantee the cutting clearance stability, improve the life. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is whole structure schematic diagram of the utility model discloses a high life and processing quality stable membrane piece punching die.

[0015] Figure 2 It is partial structure schematic diagram of lower die and lower die positioning mechanism in the utility model discloses a high life and processing quality stable membrane piece punching die.

[0016] Figure 3 It is partial structure schematic diagram of lower die positioning mechanism in the utility model discloses a high life and processing quality stable membrane piece punching die.

[0017] Figure 4 It is partial structure plane graph of lower die positioning mechanism in the utility model discloses a high life and processing quality stable membrane piece punching die.

[0018] Figure 5 It is internal structure plane schematic diagram of upper die in the utility model discloses a high life and processing quality stable membrane piece punching die.

[0019] Figure 6 It is internal structure plane schematic diagram of lower die in the utility model discloses a high life and processing quality stable membrane piece punching die.

[0020] In the diagram: 1. Upper mold; 2. Lower mold; 3. Lower mold positioning mechanism; 4. Tungsten carbide groove No. 1; 5. Separate crossbeam No. 1; 6. Tungsten carbide protrusion No. 2; 7. Separate crossbeam No. 2; 301. Positioning insertion hole; 302. Worktable; 303. Lower mold limiting groove; 304. Inner adjusting groove; 305. Control pull ring; 306. Outer limiting plate; 307. Through moving rod; 308. Elastic component; 309. Inner limiting plate; 310. Damper; 311. Positioning insert. Detailed Implementation

[0021] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0022] like Figures 1-6 As shown, a high-lifespan and stable-quality diaphragm punching die includes an upper die 1 and a lower die 2. The lower die 2 is located at the lower end of the upper die 1. A lower die positioning mechanism 3 is installed on the outer wall of the lower die 2. A first tungsten carbide groove 4 is formed on the inner wall of the lower end of the upper die 1. A first splitting individual crossbeam 5 is fixedly connected to the inner wall of the first tungsten carbide groove 4. A second tungsten carbide protrusion 6 is fixedly connected to the inner wall of the lower end of the lower die 2. A second splitting individual crossbeam 7 is fixedly connected to the inner wall of the second tungsten carbide protrusion 6. The lower die positioning mechanism 3 includes a positioning insert. Hole 301, worktable 302, lower mold limiting groove 303, inner adjusting movable groove 304, control pull ring 305, outer limiting plate 306, through movable rod 307, elastic component 308, inner limiting plate 309, damper 310 and positioning plug 311, quick disassembly and assembly greatly shorten the time for replacing mold components, reduce downtime, thereby improving overall production efficiency. At the same time, it makes mold maintenance and upkeep more convenient, allowing for timely detection and handling of problems, preventing small problems from escalating into major malfunctions.

[0023] Furthermore, positioning insertion holes 301 are all opened on both sides of the lower mold 2, lower mold limiting grooves 303 are opened on the upper end of the worktable 302, inner adjustment movable grooves 304 are all opened on both sides of the inner wall of the worktable 302, and through movable rods 307 move inside them through elastic members 308 and dampers 310.

[0024] Furthermore, the control pull ring 305 is located on one side of the outer limit plate 306, the through movable rod 307 is located at both ends on the other side of the outer limit plate 306 and inside the inner adjusting movable groove 304, and the elastic element 308 is located on the outer wall of the through movable rod 307 to provide a certain elastic force.

[0025] Furthermore, the inner limit plate 309 is located at one end of the through movable rod 307, and the damper 310 is located at both ends inside the inner adjusting movable groove 304, playing a damping role.

[0026] Further, the positioning plug 311 is located at both ends of one side of the outer limiting plate 306 and penetrates the inner wall of the workbench 302, and the positioning plug 311 and the positioning insertion hole 301 are matched with each other.

[0027] Further, both ends of the control pull ring 305 are fixedly connected with one side of the outer limiting plate 306, one end of the penetrating movable rod 307 is fixedly connected with both ends of the other side of the outer limiting plate 306, the other end of the penetrating movable rod 307 is fixedly connected with one side of the inner limiting plate 309, and the inner limiting plate 309 plays a limiting role on the inner side of the inner adjusting movable slot 304 to prevent slipping.

[0028] Further, the outer wall of the inner limiting plate 309 is movably connected with the inner wall of the inner adjusting movable slot 304, one end of the elastic member 308 and the damper 310 is fixedly connected with one side of the inner limiting plate 309, and the other end of the elastic member 308 and the damper 310 is fixedly connected with the inner wall of the inner adjusting movable slot 304, so as to strengthen the stability.

[0029] Further, one end of the positioning plug 311 penetrates the inner wall of the workbench 302 and is fixedly connected with one side of the outer limiting plate 306, the outer wall of the lower die 2 is movably connected with the inner wall of the lower die limiting slot 303 and is positioned by clamping of the positioning plug 311 and the positioning insertion hole 301, and the lower die 2 can be quickly disassembled and assembled.

[0030] Working principle: A film punching die with long service life and stable processing quality, comprising an upper die 1, a lower die 2, a lower die positioning mechanism 3, a first tungsten steel groove 4, a first split single beam 5, a second tungsten steel protrusion 6 and a second split single beam 7, the first tungsten steel groove 4 is made of tungsten steel material, which improves the material pressing and ensures the stability of the punching gap, the first split single beam 5 and the second split single beam 7 both optimize the R-angle stress concentration problem, increase the service life, the second tungsten steel protrusion 6 uses a tungsten steel core, which is wear-resistant and ensures the stability of the punching gap and improves the service life, through the lower die positioning mechanism 3, the control pull ring 305 is manually pulled, the outer limiting plate 306 and the penetrating movable rod 307 are driven to move outward, the outer limiting plate 306 plays a limiting role on both sides of the outer wall of the workbench 302, the elastic member 308 on the outer wall of the penetrating movable rod 307 cooperates with the damper 310 to provide a certain elastic force on the inner side of the inner adjusting movable slot 304, the inner limiting plate 309 plays a limiting role on the inner side of the inner adjusting movable slot 304 to prevent slipping, when the outer limiting plate 306 moves, the positioning plug 311 will be telescoped to the inner wall of the workbench 302, the lower die 2 is clamped into the inner wall of the lower die limiting slot 303, the control pull ring 305 is loosened, the positioning plug 311 is clamped into the inner side of the positioning insertion hole 301 for positioning, quick disassembly and assembly greatly shorten the time for replacing the die assembly, reduce the downtime, thereby improving the overall production efficiency, at the same time, the maintenance and repair of the die are more convenient, problems can be found and handled in time to prevent small problems from becoming big failures.

[0031] It is to be noted that, in the present document, relational terms such as first and second, and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0032] The principle and main features of the present application and the advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principle of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A die for punching diaphragms with a long service life and stable processing quality, comprising an upper die (1) and a lower die (2), characterized in that: The lower mold (2) is located at the lower end of the upper mold (1), the outer wall of the lower mold (2) is provided with a lower mold positioning mechanism (3), the inner wall of the lower end of the upper mold (1) is provided with a tungsten steel groove (4), the inner wall of the tungsten steel groove (4) is fixedly connected with a split single beam (5), the lower end of the lower mold (2) is fixedly connected with a second tungsten steel protrusion (6), the inner wall of the second tungsten steel protrusion (6) is fixedly connected with a second split single beam (7), and the lower mold positioning mechanism (3) comprises a positioning insertion hole (301), a workbench (302), a lower mold limiting groove (303), an inner adjusting movable groove (304), a control pull ring (305), an outer limiting plate (306), a through movable rod (307), an elastic member (308), an inner limiting plate (309), a damper (310) and a positioning plug (311).

2. The long-life and stable processing quality diaphragm die according to claim 1, characterized in that: The positioning insertion hole (301) is arranged on the two sides of the two ends of the lower mold (2), the lower mold limiting groove (303) is arranged on the upper end of the workbench (302), and the inner adjusting movable groove (304) is arranged on the two sides of the inner wall of the workbench (302).

3. The long-life and stable processing quality diaphragm die according to claim 2, characterized in that: The control pull ring (305) is located on one side of the outer limiting plate (306), the through movable rod (307) is located at the two ends of the other side of the outer limiting plate (306) and the inner side of the inner adjusting movable groove (304), and the elastic member (308) is located on the outer wall of the through movable rod (307).

4. The long-life and stable processing quality diaphragm die according to claim 3, characterized in that: The inner limiting plate (309) is located at one end of the through movable rod (307), and the damper (310) is located at the two ends of the inner side of the inner adjusting movable groove (304).

5. The long-life and stable processing quality diaphragm die according to claim 4, characterized in that: The positioning plug (311) is located at the two ends of one side of the outer limiting plate (306) and penetrates the inner wall of the workbench (302).

6. The long-life and stable processing quality diaphragm die according to claim 5, characterized in that: The two ends of the control pull ring (305) are fixedly connected with one side of the outer limiting plate (306), one end of the through movable rod (307) is fixedly connected with the two ends of the other side of the outer limiting plate (306), and the other end of the through movable rod (307) is fixedly connected with one side of the inner limiting plate (309).

7. The long-life and stable processing quality diaphragm die according to claim 6, characterized in that: The outer wall of the inner limiting plate (309) is movably connected with the inner wall of the inner adjusting movable groove (304), one side of the inner limiting plate (309) is fixedly connected with one end of the elastic member (308) and the damper (310), and the other end of the elastic member (308) and the damper (310) is fixedly connected with the inner wall of the inner adjusting movable groove (304).

8. The long-life and stable processing quality diaphragm die according to claim 7, characterized in that: One end of the positioning plug (311) penetrates the inner wall of the workbench (302) and is fixedly connected with one side of the outer limiting plate (306), and the outer wall of the lower mold (2) is movably connected with the inner wall of the lower mold limiting groove (303) and is positioned by the clamping of the positioning plug (311) and the positioning insertion hole (301).

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