CN216032747U - Metal mold with high durability - Google Patents

Abstract

The utility model discloses a metal die with high durability, which comprises a bottom plate, wherein the center of the top of the bottom plate is fixedly connected with a lower die holder through a bolt, a guide post is fixedly connected with the position, close to one side of the lower die holder, of the top of the bottom plate through a bolt, a top plate is arranged above the bottom plate, a guide post sleeve is embedded into the position, close to the outer side of the guide post, of the bottom of the top plate, and a guide groove is formed in the outer wall of one side of the guide post. This metal mold that durability is high, through mutually supporting of guide way and ball, can reduce the frictional force that the guide post cover removed on the guide post, reducing wear, thereby guarantee the precision of direction, avoid die holder and upper die base butt joint precision to reduce the problem that causes the mould shaping quality poor, elastic deformation power through the spring, can cushion the power that contacts post downstream, thereby reduce the impact force, avoid die holder and upper die base contact extrusion force to lead to the fact the problem that surface damage influences follow-up leakproofness too greatly.

Description

Metal mold with high durability

Technical Field

The utility model relates to the technical field of dies, in particular to a metal die with high durability.

Background

In the industrial production of moulds and tools for injection moulding, blow moulding, extrusion, die-casting or forging, smelting, stamping, etc. to obtain the desired products, in short, moulds are tools for making shaped articles, which tools are composed of various parts, and different moulds are composed of different parts.

However, the existing die is poor in durability, abrasion and impact easily occur in the die butting process, the precision of subsequent butting is influenced, the problem that the forming quality of a subsequent workpiece is poor due to the fact that the contact surface is deformed easily occurs, the service life is short, the die needs to be replaced regularly, the whole die is replaced mostly during replacement, the replacement cost is high, and the resource waste is serious.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a metal die with high durability, and aims to solve the problems that the existing die in the background art is poor in durability, abrasion and impact are easy to occur in the die butt joint process, the precision of subsequent butt joint is influenced, the problem that the forming quality of a subsequent workpiece is poor due to deformation of a contact surface is easy to occur, the service life is short, the die needs to be replaced periodically, the whole die is mostly replaced during replacement, the replacement cost is high, and the resource waste is serious.

In order to achieve the purpose, the utility model provides the following technical scheme: a metal die with high durability comprises a bottom plate, wherein a lower die holder is fixedly connected to the center of the top of the bottom plate through bolts, a guide post is fixedly connected to the position, close to one side of the lower die holder, of the top of the bottom plate, a top plate is arranged above the bottom plate, a guide post sleeve is embedded into the position, close to the outer side of the guide post, of the bottom of the top plate, a guide groove is formed in the outer wall of one side of the guide post, a ball is embedded into the position, close to one side of the guide groove, of the inner wall of one side of the guide post sleeve, an upper die base is fixedly connected to the center of the bottom of the top plate through bolts, a first buffer post is fixedly connected to the position, close to one side of the guide post, of the top of the bottom plate, a spring is welded to the bottom of the first buffer post, a contact post is welded to the top end of the spring, and a second buffer post is fixedly connected to the position, close to one side of the bottom of the guide post, through bolts, the bottom of the second buffer column is provided with a contact column groove, the top central position of the lower die holder and the bottom central position of the upper die holder are both provided with die cavity grooves, die cavity seats are arranged inside the die cavity grooves, and the outer walls of one sides of the lower die holder and the upper die holder are both connected with fastening nuts in a screwing mode through threads.

Preferably, the guide posts and the guide post sleeves are all provided with four, and the four guide posts and the four guide post sleeves are respectively and symmetrically arranged at the top of the bottom plate and the bottom of the top plate.

Preferably, the balls are in rolling contact with the guide post sleeve.

Preferably, the contact post groove and the contact post are matched, and the contact post groove and the contact post are on the same vertical line.

Preferably, a threaded hole corresponding to the fastening nut is formed in the outer wall of one side of the die cavity seat.

Preferably, the first buffer column is connected with the contact column in a sliding mode.

Compared with the prior art, the utility model has the beneficial effects that: this metal mold that durability is high, through mutually supporting of guide way and ball, can reduce the frictional force that the guide post cover removed on the guide post, reducing wear, thereby guarantee the precision of direction, avoid die holder and upper die base butt joint precision to reduce the problem that causes the mould shaping quality poor, elastic deformation power through the spring, can cushion the power that contacts post rebound, thereby reduce the impact force, avoid die holder and upper die base contact extrusion force too big to cause the problem that surface damage influences follow-up leakproofness, through the die cavity seat of change formula, can avoid whole mould to change and cause the problem that the wasting of resources and replacement cost are high.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the base plate of the present invention;

FIG. 3 is a top view of a guide post sleeve of the present invention;

FIG. 4 is a schematic view of the internal structure of the first buffer post according to the present invention.

In the figure: 1. a base plate; 2. a lower die holder; 3. a guide post; 4. a top plate; 5. a guide post sleeve; 6. a guide groove; 7. a ball bearing; 8. an upper die holder; 9. a first buffer column; 10. a spring; 11. a contact post; 12. a second buffer column; 13. a contact post slot; 14. a mold cavity groove; 15. a mold cavity seat; 16. and (5) tightening the nut.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a metal mold with high durability comprises a bottom plate 1, a lower die holder 2 is fixedly connected to the center of the top of the bottom plate 1 through bolts, a guide post 3 is fixedly connected to the position, close to one side of the lower die holder 2, of the top of the bottom plate 1, a top plate 4 is arranged above the bottom plate 1, a guide post sleeve 5 is embedded into the position, close to the outer side of the guide post 3, of the bottom of the top plate 4, a guide groove 6 is formed in the outer wall of one side of the guide post 3, a ball 7 is embedded into the position, close to the guide groove 6, of the inner wall of one side of the guide post sleeve 5, an upper die holder 8 is fixedly connected to the center of the bottom of the top plate 4 through bolts, a first buffer post 9 is fixedly connected to the position, close to one side of the guide post 3, of the top of the bottom plate 1, a spring 10 is welded to the bottom inside the first buffer post 9, a contact post 11 is welded to the top end of the spring 10, one side position department that the bottom of roof 4 is close to guide post 3 has second cushion column 12 through bolt fixedly connected with, and contact column groove 13 has been seted up to the bottom of second cushion column 12, and die cavity groove 14 has all been seted up to the top central point department of position of lower bolster 2 and the bottom central point department of position of upper die base 8, and the inside of die cavity groove 14 is provided with die cavity seat 15, all closes through the screw thread soon on the outer wall of one side of lower bolster 2 and upper die base 8 to be connected with fastening nut 16.

In the utility model: the guide posts 3 and the guide post sleeves 5 are all provided with four, and the four guide posts 3 and the four guide post sleeves 5 are respectively and symmetrically arranged at the top of the bottom plate 1 and the bottom of the top plate 4; the stability of the top plate 4 lifting is ensured.

In the utility model: the ball 7 is in rolling contact with the guide post sleeve 5; ensuring that the balls 7 rotate on the guide post sleeve 5.

In the utility model: the contact post groove 13 is matched with the contact post 11, and the contact post groove 13 and the contact post 11 are positioned on the same vertical line; facilitating the embedding of the contact stud 11 inside the contact stud groove 13.

In the utility model: a threaded hole corresponding to the fastening nut 16 is formed in the outer wall of one side of the die cavity seat 15; facilitating the tightening of the tightening nut 16 into the mould cavity seat 15 for fixing.

In the utility model: the first buffer column 9 is connected with the contact column 11 in a sliding way; the stability of the contact column 11 lifting in the first buffer column 9 is ensured.

The working principle is as follows: when the bottom plate is used, the bottom plate 1 is installed and fixed on a position where a die needs to be installed, the guide column sleeve 5 is sleeved on the guide column 3, the ball 7 is embedded in the guide groove 6, the friction force of the guide column sleeve 5 moving on the guide column 3 can be reduced through the rotation of the ball 7, the abrasion is reduced, the guide precision is ensured, the problem that the quality of the formed die is poor due to the reduction of the butt joint precision of the lower die holder 2 and the upper die holder 8 is solved, the external driving mechanism drives the top plate 4 to move downwards, the top plate 4 drives the upper die holder 8 and the second buffer column 12 to move downwards, the contact column 11 is extruded in the downward moving process of the second buffer column 12, the contact column 11 is pushed to move downwards, the spring 10 is compressed under the force, the downward moving force of the contact column 11 can be buffered through the elastic deformation force of the spring 10, the impact force is reduced, and the problem that the subsequent sealing performance is influenced by the surface damage due to the overlarge contact of the lower die holder 2 and the upper die holder 8 is solved, when the die is worn for a long time, the fastening nut 16 is screwed off, the die cavity seat 15 is taken out from the die cavity groove 14, and the new die cavity seat 15 is replaced, so that the problems of resource waste and high replacement cost caused by replacement of the whole die are solved.

In summary, the following steps: this metal mold that durability is high, mutually support through guide way 6 and ball 7, can reduce the frictional force that guide post cover 5 removed on guide post 3, reducing wear, thereby guarantee the precision of direction, avoid die holder 2 and 8 butt joint precision reductions of upper die base to cause the poor problem of mould shaping quality, elastic deformation power through spring 10, can cushion the power of contact post 11 lapse, thereby reduce the impact force, avoid die holder 2 and 8 contact extrusion forces of upper die base too big to cause the problem that surface damage influences follow-up leakproofness, die cavity seat 15 through the replacement formula, can avoid whole mould to change and cause the problem that the wasting of resources and replacement cost are high.

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.

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 (6)

1. A high durability metal mold includes a base plate (1), characterized in that: the die comprises a bottom plate (1), a lower die base (2) is fixedly connected to the center of the top of the bottom plate (1) through a bolt, a guide post (3) is fixedly connected to the position, close to the lower die base (2), of the top of the bottom plate (1), a top plate (4) is arranged above the bottom plate (1), a guide post sleeve (5) is embedded into the position, close to the outer side of the guide post (3), of the bottom of the top plate (4), a guide groove (6) is formed in the outer wall of one side of the guide post (3), a ball (7) is embedded into the position, close to the guide groove (6), of one side of the inner wall of one side of the guide post sleeve (5), an upper die base (8) is fixedly connected to the center of the bottom of the top plate (4) through a bolt, a first buffer column (9) is fixedly connected to the position, close to the guide post (3), of the top of the bottom plate (1), the welding of the inside bottom of first buffering post (9) has spring (10), the welding of the top of spring (10) has contact post (11), one side position department that the bottom of roof (4) is close to guide post (3) has second buffering post (12) through bolt fixedly connected with, contact post groove (13) have been seted up to the bottom of second buffering post (12), die cavity groove (14) have all been seted up to the top central point department of position department of die holder (2) and the bottom central point department of position department of upper die base (8), the inside of die cavity groove (14) is provided with die cavity seat (15), all be connected with fastening nut (16) through the screw thread closure on the outer wall of one side of die holder (2) and upper die base (8).

2. The metal mold with high durability as claimed in claim 1, wherein: the guide columns (3) and the guide column sleeves (5) are all provided with four, and the four guide columns (3) and the four guide column sleeves (5) are symmetrically arranged at the top of the bottom plate (1) and the bottom of the top plate (4) respectively.

3. The metal mold with high durability as claimed in claim 1, wherein: the ball (7) and the guide column sleeve (5) are in rolling contact.

4. The metal mold with high durability as claimed in claim 1, wherein: the contact column groove (13) is matched with the contact column (11), and the contact column groove (13) and the contact column (11) are positioned on the same vertical line.

5. The metal mold with high durability as claimed in claim 1, wherein: and a threaded hole corresponding to the fastening nut (16) is formed in the outer wall of one side of the die cavity seat (15).

6. The metal mold with high durability as claimed in claim 1, wherein: the first buffer column (9) is connected with the contact column (11) in a sliding mode.

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