CN219944358U

CN219944358U - Multifunctional television bracket precise stamping die

Info

Publication number: CN219944358U
Application number: CN202320884785.8U
Authority: CN
Inventors: 钟达
Original assignee: Shenzhen Runhengtai Industrial Co ltd
Current assignee: Shenzhen Runhengtai Industrial Co ltd
Priority date: 2023-04-18
Filing date: 2023-04-18
Publication date: 2023-11-03
Anticipated expiration: 2033-04-18

Abstract

The utility model discloses a precision stamping die for a multifunctional television bracket, which comprises an upper die, a lower die and a punch, wherein the structure is improved in the scheme, a pressing column is moved downwards by the elasticity of an elastic piece I, the pressing column is abutted against a limiting column in the downward movement process of the pressing column, the end part of the limiting column is pushed to extend out of a through hole in the cavity wall of a fixed cylinder and be inserted into a hole formed in the wall of a punch groove, the punch is fixed with the upper die, the punch is locked by the limiting column, the end part of a connecting rod outside the upper die is moved upwards when the punch is unlocked, the pressing column is moved upwards, an elastic piece I is compressed, and after the pressing column is moved upwards, the elastically connected limiting column is reset, so that the punch is unlocked, the punch can be conveniently taken down, and the operation is simple.

Description

Multifunctional television bracket precise stamping die

Technical Field

The utility model relates to the technical field of stamping, in particular to a multifunctional television bracket precise stamping die.

Background

Stamping technology is needed in the forming process of the multifunctional television bracket, the upper die and the lower die are matched with the punch to process the bracket, the punch can be worn in the long-term working process, the bracket is processed to cause problems, the punch is needed to be replaced regularly, the existing punch is fixedly arranged at the upper die through bolts and the like, and the disassembly is more troublesome and needs to be improved.

Disclosure of Invention

In order to solve at least one technical defect, the utility model provides the following technical scheme:

the utility model discloses a multifunctional television bracket precise stamping die which comprises an upper die, a lower die and a punch, wherein a cavity is arranged above the punch in the upper die, the side wall of the cavity is formed into a cavity communicated with the outside, a fixed cylinder is arranged in the cavity, a pressing column is connected in a sliding manner in the cavity of the fixed cylinder, a connecting rod is radially arranged at the head end of the pressing column, the connecting rod penetrates through the cavity formed by the upper die and extends out of the side face of the upper die, a space for longitudinally moving the connecting rod is reserved in the cavity of the upper die, an elastic piece I is arranged between the pressing column and the cavity wall of the cavity, the end part of the fixed cylinder extends into a groove formed by the end face of the top of the punch, a through hole communicated with the cavity is formed in the radial direction of the end part of the fixed cylinder, a limit column is elastically connected in the through hole, and the limit column is pushed by the pressing column to extend from the through hole and are inserted into a hole formed in the wall of the punch under the action of the elastic piece I.

According to the technical scheme, the structure is improved, the pressing column moves downwards through the elastic force of the elastic piece I, the pressing column is abutted to the limiting column in the downward moving process of the pressing column, the end part of the limiting column is pushed to extend out of the through hole in the cavity wall of the fixed cylinder and be inserted into the hole formed in the wall of the punch groove, the punch is fixed with the upper die, the punch is locked through the limiting column, the end part of the connecting rod outside the upper die moves upwards when the punch is unlocked, the pressing column moves upwards, the elastic piece I is compressed, the elastic connection limiting column is reset after the pressing column moves upwards, the punch is unlocked, the punch can be conveniently taken down, and the operation is simple.

Further, the spacing post is the ladder type, cover spring three and the both ends of spring three butt section of thick bamboo wall, spacing post's ladder face respectively on the spacing post, the structure of ladder type spacing post sleeve spring is convenient to install.

Further, the tail end of the pressing column is conical, the end part of the limiting column is arc-shaped, and the inclined plane is convenient to butt joint so as to push the limiting column to move.

Further, the protruding end of top intermediate position shaping of drift, protruding end and the accent department perisporium butt of the cavity that the fixed cylinder is located, with protruding end butt chamber wall helps sharing the pressure-bearing of spacing post, improves stability.

Further, the middle part diameter of axle of pressure post is greater than the diameter of axle at both ends, the perisporium butt in pressure post middle part is located the chamber wall in section of thick bamboo chamber and clearance fit, and clearance fit helps improving the stability that pressure post removed.

Further, the first elastic component includes upper end plate, lower end plate, flexible section of thick bamboo and spring one, connect and cover spring one on flexible section of thick bamboo with flexible section of thick bamboo between upper end plate and the lower end plate, the head end of lower end plate butt compression leg, the flexible stability of spring is helped improving to the structure of cover spring one on the flexible sleeve, and just convenient installation in the cavity.

Further, a second spring is arranged between the end face of the head end of the punch and the cavity wall above the punch, and the punch is conveniently pushed to be separated through the second spring.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model improves the structure and is beneficial to quickly disassembling the punch.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a precision stamping die for the multifunctional television bracket in embodiment 1;

FIG. 2 is an enlarged schematic view of the portion A in FIG. 1;

fig. 3 is a schematic diagram of the overall structure of the precision stamping die of the multifunctional television bracket;

wherein, the reference numerals are as follows:

1. an upper die; 2. a lower die; 3. a punch; 4. a guide cylinder; 5. a guide rod; 6. a fixed cylinder; 7. pressing a column; 8. a connecting rod; 9. a telescopic cylinder; 10. an upper end plate; 11. a first spring; 12. a lower end plate; 13. a second spring; 14. a limit column; 15. a third spring; 16. a bore.

Detailed Description

The utility model will be further described with reference to the drawings and the specific examples.

Example 1

As shown in fig. 1-3, the multifunctional television bracket precision stamping die in this example comprises an upper die 1, a lower die 2 and a punch 3, wherein the punch 3 is installed on the bottom surface of the upper die 1, a cavity is formed in the cavity where the punch 3 is located and above the end of the punch, a cavity 16 communicated with the outside is formed on the side wall of the cavity, a convex end is formed in the middle position of the top of the punch 3, and the convex end is abutted to the peripheral wall of the cavity mouth of the cavity where the fixed cylinder is located.

In this example, a fixed cylinder 6 is installed in the cavity, and the axial cavity of the fixed cylinder 6 is slidably connected with a compression column 7, wherein the axial diameter of the middle part of the compression column 7 is larger than that of two ends, and the peripheral wall of the middle part of the compression column 7 is abutted against the cavity wall of the cylinder cavity where the compression column is located and is in clearance fit, so that the up-down sliding is more stable.

In the embodiment, a connecting rod 8 is radially fixed at the head end of a pressing column 7, the connecting rod 8 penetrates through a cavity formed by an upper die 7 and extends out from the side face of the upper die 1, a space for longitudinally moving the connecting rod 8 is reserved in the cavity of the upper die 1, and an elastic piece I is arranged between the top end of the pressing column 7 and the cavity wall of the cavity above.

The first elastic member comprises an upper end plate 10, a lower end plate 12, a telescopic cylinder 9 and a first spring 11, wherein the upper end plate 10 is connected with the lower end plate 12 through the telescopic cylinder 9, the first spring 11 is sleeved on the telescopic cylinder 9, the upper end plate 10 is abutted against the cavity wall of the cavity, the lower end plate 12 is abutted against the head end of the pressing column 7, and the lower end plate is enabled to press the pressing column downwards under the action of the first elastic member.

In this example, the fixed cylinder 6 axially corresponds to the punch 3, the end of the fixed cylinder 6 extends into the slot formed in the top end face of the punch 3, the circumferential wall of the end of the fixed cylinder 6 is radially formed with a through hole communicated with the cylinder cavity, the through hole is elastically connected with the limit column 14, specifically, the limit column 14 is in a step shape, the limit column 14 is sleeved with the third spring 15, and two ends of the third spring 15 are respectively abutted against the step faces of the cylinder wall and the limit column.

In this example, in order to facilitate the pushing of the limit post by the press post, the tail end of the press post 7 is formed into a cone shape, the end wall surface of the limit post 14 is formed into an arc shape, the inclined plane is in butt joint to facilitate the pushing of the limit post, and the wall of the punch slot axially corresponding to the limit post 14 is formed with a hole.

When the punch is in place, the connecting rod moves downwards to reset, the pressing column is pushed downwards by the downwards pressing of the first elastic piece, the tail end inclined surface of the pressing column is correspondingly made to abut against the cambered surface of the end part of the limiting column, and the head end of the limiting column extends out of the through hole into a hole formed in the wall of the punch groove in the downwards moving process of the pressing column, so that the locking of the punch is completed. When unlocking is needed, the connecting rod is moved upwards, the pressing column is moved upwards, and the limiting column is reset.

In addition, a second spring 13 can be arranged between the end face of the head end of the punch 3 and the upper cavity wall, and the punch is conveniently pushed to be separated through the second spring. And a guide cylinder 4 is arranged at the peripheral position of the upper die 1, a guide rod 5 is arranged at the corresponding position of the lower die 2, and the guide rod and the guide cylinder are matched for guiding movement.

The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. The utility model provides a multi-functional TV support precision stamping die, includes mould, bed die, drift, its characterized in that, the top sets up the cavity in the mould and cavity lateral wall shaping and external intercommunication's bore, set up fixed section of thick bamboo in the cavity, fixed section of thick bamboo's intracavity sliding connection pressure post and pressure post head end department radially set up the connecting rod, the connecting rod passes from the fashioned bore of mould and stretches out from last mould side, reserve the space of connecting rod longitudinal movement in the last mould bore, set up elastic component one between pressure post and the cavity wall of cavity, fixed section of thick bamboo's tip stretches into the fashioned inslot of drift top terminal surface and the radial shaping of perisporium and the through-hole of section of thick bamboo cavity intercommunication of this fixed section of thick bamboo tip, elastic connection spacing post in the through-hole makes the pressure post move down under the effect of elastic component one, makes its tip stretch into and insert in the fashioned hole on the drift cell wall with the pressure post promotion spacing post.

2. The precision stamping die for a multifunctional television bracket as defined in claim 1, wherein: the limiting column is of a ladder shape, the third spring is sleeved on the limiting column, and two ends of the third spring are respectively abutted against the wall of the cylinder and the ladder surface of the limiting column.

3. The precision stamping die for a multifunctional television bracket as defined in claim 1, wherein: the tail end of the pressing column is conical, and the end part of the limiting column is arc-shaped.

4. The precision stamping die for a multifunctional television bracket as defined in claim 1, wherein: and a convex end is formed in the middle of the top of the punch and is abutted with the peripheral wall of the cavity mouth of the cavity where the fixed cylinder is positioned.

5. The precision stamping die for a multifunctional television bracket as defined in claim 1, wherein: the middle shaft diameter of the pressing column is larger than the shaft diameters of the two ends, and the peripheral wall of the middle of the pressing column is abutted against the cavity wall of the cylinder cavity where the pressing column is located and in clearance fit.

6. The precision stamping die for a multifunctional television bracket as defined in claim 1, wherein: the first elastic piece comprises an upper end plate, a lower end plate, a telescopic cylinder and a first spring, wherein the upper end plate is connected with the lower end plate through the telescopic cylinder, the first spring is sleeved on the telescopic cylinder, and the lower end plate is abutted to the head end of the compression column.

7. The precision stamping die for a multifunctional television bracket as defined in claim 1, wherein: and a second spring is arranged between the end face of the head end of the punch and the upper cavity wall.