CN216801350U

CN216801350U - Mold design structure convenient to disassemble and assemble

Info

Publication number: CN216801350U
Application number: CN202123104509.5U
Authority: CN
Inventors: 吕世文; 夏云; 吕世磁
Original assignee: Wuhan Wenxun Industrial Model Co ltd
Current assignee: Wuhan Wenxun Industrial Model Co ltd
Priority date: 2021-12-12
Filing date: 2021-12-12
Publication date: 2022-06-24
Anticipated expiration: 2031-12-12

Abstract

The utility model relates to the technical field of stamping dies and discloses a die design structure convenient to disassemble and assemble, which comprises an upper forming die, an upper die holder, a lower forming die and a lower die holder, wherein the upper forming die and the lower forming die are positioned on the same vertical straight line, the upper forming die is positioned at the bottom of the upper die holder and fixed with the upper die holder through four bolts, the lower die holder is positioned at the bottom of the lower forming die holder and fixed with the lower forming die holder through a plurality of locking assemblies, an installation plate is fixed at the bottom of the lower die holder, a base is fixed at the bottom of the installation plate, and a connecting plate is arranged at the top of the upper die holder. This mould design structure convenient to dismouting can carry out slow increase to initial pressure in stamping process, avoids formed part and mould to produce great striking, leads to mould external wear, can conveniently carry out the dismouting with last lower mould simultaneously and change and maintenance operation, uses manpower sparingly and overhauls required time.

Description

Mold design structure convenient to disassemble and assemble

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a die design structure convenient to disassemble and assemble.

Background

The mold is a variety of molds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods in industrial production, in short, the mold is a tool for manufacturing molded articles, the tool is composed of various parts, different molds are composed of different parts, the processing of the appearance of the articles is realized mainly by changing the physical state of the molded materials, and the mold is called as an industrial mother.

Stamping die has great pressure to the stamping workpiece in the use, very easily produces wearing and tearing, needs regularly to tear open and get and inspect or change, but its dismantlement installation work is comparatively loaded down with trivial details, consumes manpower and time, and does not have buffer structure to the stamping workpiece when the punching press, leads to the mould wearing and tearing more serious, so has proposed the mould design structure of being convenient for the dismouting and has solved the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a die design structure convenient to disassemble and assemble, which has the advantages of convenience in disassembly and assembly and the like, and solves the problems that a stamping die has higher pressure to a stamping part in the use process, is easy to wear, needs to be periodically disassembled for inspection, maintenance or replacement, is more complicated in disassembly and assembly operation, consumes manpower and time, and has no buffer structure to the stamping part in the stamping process, so that the die is more seriously worn.

(II) technical scheme

The technical scheme for solving the technical problems is as follows: a die design structure convenient to disassemble and assemble comprises an upper forming die, an upper die base, a lower forming die and a lower die base, wherein the upper forming die and the lower forming die are positioned on the same vertical straight line, the upper forming die is positioned at the bottom of the upper die base and is fixed with the upper forming die through four bolts, the lower die base is positioned at the bottom of the lower forming die and is fixed with the lower forming die through a plurality of locking components, a mounting plate is fixed at the bottom of the lower die base, a base is fixed at the bottom of the mounting plate, a connecting plate is arranged at the top of the upper die base, four guide rods which penetrate through the upper die base and the base are fixed at the outer part of the connecting plate, the upper die base and the base can vertically slide outside the guide rods, the connecting plate and the upper die base are movably fixed through four limiting components, and an ejection component positioned in the mounting plate is detachably fixed at the bottom of the lower die base, the ejection assembly extends to the interior of the lower molding die.

The utility model has the beneficial effects that:

the die design structure convenient for disassembly and assembly is characterized in that in the using process, a base is fixed with a stamping device, a connecting plate is fixed with the output end of the stamping device, a stamping part is arranged on a lower forming die, the connecting plate moves downwards to enable an upper die base and an upper forming die to move downwards, after the upper forming die is contacted with the stamping part, the connecting plate is continuously pressed downwards, the connecting plate moves downwards relative to the upper forming die through a limiting component, the pressure on a formed part is gradually increased until the limiting component cannot deform, the stamping part is formed and extruded, after the forming, the formed part is ejected out by the ejecting component, when the upper forming die needs to be maintained and replaced, the disassembly and replacement operation can be directly carried out through a bolt at the top of the upper die base, when the lower forming die is disassembled and replaced, the operation can be carried out by opening or closing a locking component, the structure is stable and reasonable, the initial pressure can be slowly increased in the stamping process, avoid formed part and mould to produce great striking, lead to mould outside wearing and tearing, can conveniently carry out dismouting change and maintenance operation with last lower mould simultaneously, use manpower sparingly and overhaul required time.

On the basis of the technical scheme, the utility model can be further improved as follows.

Furthermore, the locking assembly comprises a locking bolt and an insertion block, the insertion block is fixed to the bottom of the lower forming die, and the locking bolt is inserted from the side face of the lower die holder and penetrates through the insertion block to be in threaded connection with the lower die holder.

The beneficial effect of adopting above-mentioned further scheme is that, when needing to tear open the shaping lower mould, can twist locking bolt and make it leave the inserted block, can upwards pull up the shaping lower mould.

Further, spacing subassembly is including groove, gag lever post and reset spring of stepping down, the top of connecting plate is provided with the spacing groove, the top of upper die base is fixed with the gag lever post that extends to the inside and vertical activity of spacing groove, the outside cover of gag lever post is equipped with the reset spring that both ends contacted with connecting plate and upper die base respectively.

Adopt above-mentioned further scheme's beneficial effect be, move down when connecting plate and upper die base, behind the shaping lower mould contact forming piece, the upper die base will stop moving for the upper die base is for connecting plate rebound, drives reset spring and produces compression deformation, and the gag lever post that sets up is used for guaranteeing the relative position of upper die base and connecting plate.

Furthermore, the bottom of connecting plate is provided with the quantity and is four at least compensation pieces, the compensation piece is array distribution and highly the same.

The ejection assembly comprises a fixing plate, ejector rods, a bottom plate and ejection springs, the fixing plate and the lower die base are fixed through bolts, the ejector rods which are vertically movable and penetrate through the lower die base to extend into the lower forming die are inserted into the bottom of the fixing plate, the number of the ejector rods is at least three and is the same as that of the ejection springs, and two ends of each ejection spring are respectively fixed with the ejector rods and the bottom plate.

The beneficial effect who adopts above-mentioned further scheme is that, the machined part forming process, the ejector pin is pushed down for ejecting spring compression, and after the shaping, ejecting spring resumes deformation and promotes the ejector pin rebound, thereby with the ejecting shaping lower mould of formed part, the ejector pin produces wearing and tearing back, can directly pull down the bolt, takes off the fixed plate and pulls down ejector pin etc. and change or maintain.

Furthermore, the bottom of the upper forming die is provided with four guide pillars, and the four guide pillars are respectively positioned at four corners of the bottom of the upper forming die.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a spacing assembly according to the present invention;

FIG. 3 is a schematic view of the structure of the ejection assembly of the present invention;

fig. 4 is a front view of the present invention.

In the figure: 1. forming an upper die; 2. an upper die holder; 3. forming a lower die; 4. a lower die holder; 5. mounting a plate; 6. a base; 7. a connecting plate; 8. a limiting component; 81. a yielding groove; 82. a limiting rod; 83. a return spring; 9. ejecting the assembly; 91. a fixing plate; 92. a top rod; 93. a base plate; 94. ejecting a spring; 10. a locking assembly; 11. a guide rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the embodiment, as shown in fig. 1-4, a mold design structure convenient for disassembly and assembly includes an upper molding die 1, an upper mold base 2, a lower molding die 3 and a lower mold base 4, the upper molding die 1 and the lower molding die 3 are located on the same vertical line, the upper molding die 1 is located at the bottom of the upper mold base 2 and fixed with the upper mold base 2 through four bolts, the lower mold base 4 is located at the bottom of the lower molding die 3 and fixed with the lower mold base through a plurality of locking assemblies 10, a mounting plate 5 is fixed at the bottom of the lower mold base 4, a base 6 is fixed at the bottom of the mounting plate 5, a connecting plate 7 is arranged at the top of the upper mold base 2, four guide rods 11 penetrating through the upper mold base 2 and the base 6 are fixed at the outside of the connecting plate 7, the upper mold base 2 and the base 6 can vertically slide outside the guide rods 11, the connecting plate 7 and the upper mold base 2 can be movably fixed through four limiting assemblies 8, the bottom of the lower die holder 4 is detachably fixed with an ejection assembly 9 positioned in the mounting plate 5, the ejection assembly 9 extends into the forming lower die 3, the locking assembly 10 comprises a locking bolt and an insert block, the insert block is fixed with the bottom of the forming lower die 3, the locking bolt is inserted from the side surface of the lower die holder 4 and penetrates through the insert block to be in threaded connection with the lower die holder 4, when the forming lower die 3 needs to be dismounted, the locking bolt can be twisted to leave the insert block, so that the forming lower die 3 can be pulled upwards, the limiting assembly 8 comprises a abdicating groove 81, a limiting rod 82 and a reset spring 83, the top of the connecting plate 7 is provided with a limiting groove, the top of the upper die holder 2 is fixed with a limiting rod 82 which extends into the limiting groove and can vertically move, the reset spring 83 with two ends respectively contacted with the connecting plate 7 and the upper die holder 2 is sleeved outside the limiting rod 82, when the connecting plate 7 and the upper die holder 2 move downwards, after the forming lower die 3 is contacted with a formed part, the upper die holder 2 stops moving, so that the upper die holder 2 moves upwards relative to the connecting plate 7 to drive the reset spring 83 to generate compression deformation, the limiting rod 82 is arranged to ensure the relative position of the upper die holder 2 and the connecting plate 7, the bottom of the connecting plate 7 is provided with at least four compensating blocks which are distributed in an array and have the same height, the ejection assembly 9 comprises a fixing plate 91, ejector rods 92, a bottom plate 93 and ejection springs 94, the fixing plate 91 and the lower die holder 4 are fixed through bolts, the bottom of the fixing plate 91 is inserted with the ejector rods 92 which are vertically movable and extend into the lower molding die 3 through the lower die holder 4, the number of the ejector rods 92 is at least three and is the same as that of the ejection springs 94, two ends of the ejection springs 94 are respectively fixed with the ejector rods 92 and the bottom plate 93, in the molding process of the workpiece, the ejector rods 92 are pressed downwards to compress the ejection springs 94, and after molding, the ejection spring 94 recovers deformation to push the ejector rod 92 to move upwards, so that the formed part is ejected out of the lower forming die 3, the ejector rod 92 can be directly disassembled after being worn, the fixing plate 91 is disassembled to disassemble the ejector rod 92 and the like for replacement or maintenance, the four guide posts are arranged at the bottom of the upper forming die 1, and the four guide posts are respectively positioned at four corners of the bottom of the upper forming die 1.

The working principle is as follows:

in the using process, the base 6 is fixed with the stamping equipment, the connecting plate 7 is fixed with the output end of the stamping equipment, the stamping part is arranged on the lower forming die 3, the connecting plate 7 moves downwards, the upper die base 2 and the upper forming die 1 move downwards, after the upper forming die 1 is contacted with the stamping part, the connecting plate 7 is continuously pressed downwards, the limiting component 8 moves downwards relative to the upper forming die 1, the pressure on the formed part is gradually increased until the limiting component 8 cannot deform, the stamping part is formed and extruded, after forming, the formed part is ejected out by the ejecting component 9, when the upper forming die 1 needs to be maintained and replaced, the removing and replacing operation can be directly carried out through a bolt at the top of the upper die base 2, and when the lower forming die 3 is removed and replaced, the locking component 10 can be opened or closed for operation.

It is noted that, herein, relational terms such as first and second, and the like may 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. Also, 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mould design structure convenient to dismouting, includes mould (1), upper die base (2), shaping lower mould (3) and die holder (4) in the shaping, its characterized in that: the forming die comprises an upper die (1) and a lower forming die (3) which are arranged on the same vertical straight line, wherein the upper die (1) is arranged at the bottom of an upper die base (2) and fixed with the upper die base through four bolts, a lower die base (4) is arranged at the bottom of the lower forming die (3) and fixed with the lower forming die through a plurality of locking components (10), a mounting plate (5) is fixed at the bottom of the lower die base (4), a base (6) is fixed at the bottom of the mounting plate (5), a connecting plate (7) is arranged at the top of the upper die base (2), guide rods (11) which are four in number and penetrate through the upper die base (2) and the base (6) are fixed outside the connecting plate (7) and the upper die base (2) through four limiting components (8) in number in a movable mode, the bottom of the lower die holder (4) is detachably fixed with an ejection assembly (9) positioned in the mounting plate (5), and the ejection assembly (9) extends into the lower molding die (3).

2. The mold design structure convenient for disassembly and assembly as claimed in claim 1, wherein: the locking assembly (10) comprises a locking bolt and an insert block, the insert block is fixed to the bottom of the lower forming die (3), and the locking bolt is inserted from the side face of the lower die holder (4) and penetrates through the insert block to be in threaded connection with the lower die holder (4).

3. The mold design structure convenient for disassembly and assembly as claimed in claim 1, wherein: spacing subassembly (8) are including groove (81), gag lever post (82) and reset spring (83) of stepping down, the top of connecting plate (7) is provided with the spacing groove, the top of upper die base (2) is fixed with gag lever post (82) that extends to the inside and vertical activity of spacing groove, the outside cover of gag lever post (82) is equipped with reset spring (83) that both ends contacted with connecting plate (7) and upper die base (2) respectively.

4. The mold design structure convenient for disassembly and assembly as claimed in claim 1, wherein: the bottom of connecting plate (7) is provided with the quantity and is four at least compensation pieces, the compensation piece is array distribution and highly the same.

5. The mold design structure convenient for disassembly and assembly as claimed in claim 1, wherein: the ejection assembly (9) comprises a fixing plate (91), ejector rods (92), a bottom plate (93) and ejection springs (94), the fixing plate (91) is fixed with the lower die holder (4) through bolts, the ejector rods (92) which are vertically movable and penetrate through the lower die holder (4) to extend into the lower molding die (3) are inserted into the bottom of the fixing plate (91), the number of the ejector rods (92) is at least three and is the same as that of the ejection springs (94), and two ends of each ejection spring (94) are respectively fixed with the ejector rods (92) and the bottom plate (93).

6. The mold design structure convenient for disassembly and assembly as claimed in claim 1, wherein: the bottom of the upper forming die (1) is provided with four guide posts, and the four guide posts are respectively positioned at four corners of the bottom of the upper forming die (1).