CN218985428U

CN218985428U - Back needle structure of die carrier system

Info

Publication number: CN218985428U
Application number: CN202223117079.5U
Authority: CN
Inventors: 樊汝明; 吕玉姣
Original assignee: Weihai Dingxin Mold Co ltd
Current assignee: Weihai Dingxin Mold Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-05-09
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a needle return structure of a die carrier system, which comprises a fixed block, a cushion block, an upper ejector pin plate and a lower ejector pin plate, wherein the left side of the fixed block is vertically connected with the lower side of a bolt A in a threaded manner, the bottom end of the bolt A is provided with the cushion block, the lower side of the cushion block is provided with an upper die, the left upper side of the upper die is provided with a threaded hole, the cushion block is in threaded connection with the threaded hole, the left side of the upper die is provided with a needle return hole, the lower side of the needle return hole passes through a jack, the middle part of the fixed block is vertically clamped with the ejector pin, the lower outer side wall side of the ejector pin vertically penetrates through the inner side wall of a spring, the bottom end of the spring is connected with the left upper side outer surface of the upper ejector pin plate, the lower ejector pin plate is arranged below the upper ejector pin plate, the right side of the upper ejector pin plate is provided with a avoidance hole, the lower ejector pin vertically penetrates through the avoidance hole, and the right upper side of the lower ejector pin plate is provided with a limit hole B. According to the utility model, the ejector rod automatically drops or is easily taken out, so that the upper and lower dies are protected, the product quality is improved, the maintenance is convenient, the maintenance cost is reduced, and the efficiency is improved.

Description

Back needle structure of die carrier system

Technical Field

The utility model relates to a push rod structure, in particular to a needle return structure of a mould frame system.

Background

The ejector device and the ejector rod are used in the die manufacturing product, and the appearance neatness, the product quality and the production efficiency of the molded product are directly affected. The selection of the ejection mechanism is determined according to the plastic part structure of the guest product. Under the general circumstances, can remain the gluey point when the thimble is ejecting, can influence the product when the drawing of patterns or hardly take out from the thimble the inside, can also lead to the product damage sometimes, can increase the probability that bad product produced, not only influence production efficiency can also cause unnecessary waste. The traditional mould generally packs into the spring on the ejector pin between movable mould board and thimble version, and the ejector pin is also known as reset lever, and parts such as for easy to assemble thimble, oblique top, the clearance of movable mould and thimble board generally needs less, and the use of spring needs reasonable selection, and traditional mode that compresses tightly the spring is for using the bolt, but directly uses the bolt can cause the last mould that contacts with it to receive the scratch or damage deformation, and the ejector pin bottom also can wearing and tearing down the module for a long time use, and the live time has been used and can have been led to its scrapping, and the cost of changing mould or lower mould is higher. For this reason, we propose a backstitch structure of the die carrier system.

Disclosure of Invention

The utility model mainly aims to provide a needle returning structure of a die carrier system, which can automatically drop or easily take out a push rod, well protect an upper die and a lower die, improve the quality of products, facilitate maintenance, reduce the maintenance cost, improve the production efficiency, save the production cost and effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a return needle structure of die carrier system, including the fixed block, the cushion, go up the thimble board, lower thimble board, the vertical threaded connection bolt A downside in fixed block left side, the cushion is installed to bolt A bottom, the cushion below is last mould, it is equipped with the screw hole to go up mould upper left side, cushion threaded connection is at threaded hole, it is equipped with the back pinhole to go up the mould left side, the back pinhole below passes through the jack, the vertical joint in fixed block middle part has the ejector pin, the vertical through-connection spring inside wall in lateral wall side under the ejector pin, the upper left side surface of thimble board is gone up in the spring bottom links up, go up the thimble board below for down the thimble board, it is equipped with dodges the hole to go up the thimble board right side, the vertical through-going hole of ejector pin downside, lower thimble board upper right side is equipped with spacing hole B, the ejector pin bottom is equipped with the stopper, the stopper is located spacing hole B.

Further, the lower side of the upper ejector plate is connected with the upper side of the lower ejector plate, the lower die is arranged below the lower ejector plate, a limiting hole A is formed in the left side of the lower die, the upper ejector plate is limited in the limiting hole A, the lower ejector plate is limited in the limiting hole A, and through the arrangement of the upper ejector plate and the lower ejector plate, not only can the very good fixed ejector rod be used for protecting the lower die.

Further, the inner wall surface of the jack is connected with the outer wall surface of the spring, and the spring can be limited through the jack.

Further, the left side of the fixed block is provided with bolts A, the fixed block is provided with a plurality of bolts A, and the upper die can be well protected by the fixed block.

Further, the upper left side of the upper die is provided with a plurality of threaded holes, and the fixing block can be fixed through the threaded holes.

Further, the upper side of the ejector rod is provided with a limiting gasket, the upper side wall of the limiting gasket is connected with the lower side wall of the fixed block, and the ejector rod can be fixed through the limiting gasket.

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

1. the utility model has novel design, can well protect the upper die by arranging the fixing block, has simple structure, can not cause the upper die contacted with the fixing block to be scratched or damaged and deformed by directly using the bolt, improves the product quality, is convenient to maintain, reduces the maintenance cost, improves the production efficiency, is convenient to operate and has good use effect.

2. The upper ejector pin plate and the lower ejector pin plate are arranged, so that the ejector pin can be well fixed, the lower die can be protected, the production efficiency is improved, and the production cost is saved.

3. The upper ejector pin plate and the lower ejector pin plate can be well fixed by arranging the ejector pin plate holes, so that the gap between the movable die and the ejector pin plate is further reduced, and the appearance neatness, the product quality and the production efficiency are greatly improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a needle return structure of a mold frame system according to the present utility model.

Fig. 2 is a top view of the whole structure of the needle return structure of the mold frame system according to the present utility model.

Fig. 3 is a left side view of the whole structure of the needle return structure of the mold frame system according to the present utility model.

Fig. 4 is a schematic structural diagram of a push rod part of a needle return structure of a mold frame system according to the present utility model.

Fig. 5 is a schematic diagram of an upper mold structure of a needle return structure of a mold frame system according to the present utility model.

Fig. 6 is a schematic diagram of a lower mold structure of a needle return structure of a mold frame system according to the present utility model.

In the figure: 1. a bolt A; 2. a limiting gasket; 3. a fixed block; 4. a cushion block; 401. a threaded hole; 5. an upper die; 6. a push rod; 7. a jack; 8. a spring; 9. an upper ejector plate; 10. a lower ejector plate; 11. a lower die; 12. a limiting block; 13. a pinhole; 14. a limiting hole A; 15. avoidance holes; 16. and a limiting hole B.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-6, a return needle structure of a die carrier system comprises a fixed block 3, a cushion block 4, an upper ejector plate 9 and a lower ejector plate 10, wherein the lower side of a bolt A1 is vertically connected with the left side of the fixed block 3 in a threaded manner, the cushion block 4 is arranged at the bottom end of the bolt A1, an upper die 5 is arranged below the cushion block 4, a threaded hole 401 is arranged at the left upper side of the upper die 5, the cushion block 4 is in threaded connection with the threaded hole 401, a return needle hole 13 is arranged at the left side of the upper die 5, the lower side of the return needle hole 13 passes through a jack 7, an ejector rod 6 is vertically clamped in the middle of the fixed block 3, the lower outer side wall side of the ejector rod 6 vertically penetrates through the inner side wall of a connecting spring 8, the bottom end of the spring 8 is connected with the left upper side outer surface of the upper ejector plate 9, the lower ejector plate 10 is provided with a avoidance hole 15 on the right side of the upper ejector plate 9, a limit hole B16 is arranged on the right upper side of the lower ejector plate 10, a limit block 12 is arranged at the bottom of the ejector rod 6, and the limit block 12 is limited in the limit hole B16.

Wherein, go up thimble board 9 downside and link up down thimble board 10 upside, be lower mould 11 below down thimble board 10, lower mould 11 left side is equipped with spacing hole A14, goes up thimble board 9 and is spacing in spacing hole A14, and lower thimble board 10 is spacing in spacing hole A14, through being equipped with two upper and lower thimble boards, not only can be fine fixed ejector pin can also play the effect of protection lower mould.

Wherein, the inner wall surface of the jack 7 is connected with the outer wall surface of the spring 8, and the spring 8 can be limited by the jack 7.

Wherein, fixed block 3 left side is equipped with bolt A1, and fixed block 3 is equipped with many bolts A1, and through being equipped with fixed block 3, mould 5 on the protection that can be fine.

Wherein, the upper left side of the upper die 5 is provided with a plurality of screw holes 401, and the fixing block 3 can be fixed by the plurality of screw holes 401.

Wherein, limit gasket 2 is installed to ejector pin 6 upside, and limit gasket 2 upper side wall links up fixed block 3 lower side wall, can fix ejector pin 6 through being equipped with limit gasket 2.

It should be noted that the utility model is a needle return structure of a die carrier system, which comprises an upper die 5, an upper ejector plate 9 and a lower ejector plate 10, firstly, a bolt A1 and a limiting gasket 2 compress a cushion block 4 through a fixed block 3, wherein the cushion block 4 is fixed with the upper die 5 through a threaded hole 401, the cushion block 4 is generally fixed with the upper die 5 and is less detached as much as possible, the fixed block 3 compresses an ejector rod 6 downwards, a spring 8 penetrating through the lower side of the ejector rod 6 can facilitate product demoulding, the spring 8 is limited in the left side of the upper die 5 through an inserting hole 7, a limiting block 12 is arranged at the bottom of the ejector rod 6 and can limit the ejector rod 6 on the upper side of the lower ejector plate 10, the upper ejector plate 9 arranged on the upper side of the lower ejector plate 10 can better fix the ejector rod 6, wherein the lower ejector plate 10 and the upper ejector plate 9 are limited and are fixed in the lower die 11 through ejector rod holes 14 on the lower die 11, the lower ejector rod 10 and the upper ejector rod 9 not only can better fix the ejector rod 6 but also play a role of protecting the lower die 11, and the convenience in maintenance and replacement and improvement of production quality.

The structure of the device comprises a bolt A1, a limiting gasket 2, a fixed block 3, a cushion block 4, a threaded hole 401, an upper die 5, a push rod 6, a jack 7, a spring 8, an upper ejector plate 9, a lower ejector plate 10, a lower die 11, a limiting block 12, a pin return hole 13 and a limiting hole A14, wherein the components are all universal standard components or components known to the skilled person, and the structure and the principle of the device are all known by the skilled person through a technical manual or through a conventional experimental method.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a return needle structure of die carrier system, includes fixed block (3), cushion (4), goes up thimble board (9), lower thimble board (10), its characterized in that: the utility model provides a fixed block (3) left side vertical threaded connection bolt A (1) downside, cushion (4) have been installed to bolt A (1) bottom, cushion (4) below is last mould (5), it is equipped with screw hole (401) to go up mould (5) upper left side, cushion (4) threaded connection is in screw hole (401), it is equipped with back pinhole (13) to go up mould (5) left side, back pinhole (13) below through jack (7), the vertical joint in fixed block (3) middle part has ejector pin (6), outside lateral wall side vertical through connection spring (8) inside wall under ejector pin (6), top needle board (9) upper left side surface is linked to spring (8) bottom, top needle board (9) below is down ejector pin board (10), top needle board (9) right side is equipped with dodges hole (15), top needle board (6) lower side vertical through dodges hole (15) down, top needle board (10) right side is equipped with spacing hole B (16), bottom (12) are equipped with stopper (12), spacing hole (16) in stopper B.

2. The backstitch structure of a scaffold system according to claim 1, wherein: the lower side of the upper ejector plate (9) is connected with the upper side of the lower ejector plate (10), the lower die (11) is arranged below the lower ejector plate (10), a limiting hole A (14) is formed in the left side of the lower die (11), the upper ejector plate (9) is limited in the limiting hole A (14), and the lower ejector plate (10) is limited in the limiting hole A (14).

3. The backstitch structure of a scaffold system according to claim 1, wherein: the inner wall surface of the jack (7) is connected with the outer wall surface of the spring (8).

4. The backstitch structure of a scaffold system according to claim 1, wherein: the left side of the fixed block (3) is provided with bolts A (1), and the fixed block (3) is provided with a plurality of bolts A (1).

5. The backstitch structure of a scaffold system according to claim 1, wherein: the upper left side of the upper die (5) is provided with a plurality of threaded holes (401).

6. The backstitch structure of a scaffold system according to claim 1, wherein: the upper side of the ejector rod (6) is provided with a limiting gasket (2), and the upper side wall of the limiting gasket (2) is connected with the lower side wall of the fixed block (3).