CN212045552U

CN212045552U - Precision mold convenient for demolding

Info

Publication number: CN212045552U
Application number: CN201921076879.2U
Authority: CN
Inventors: 郑献庭
Original assignee: Yunhe Shuangjian Toy Accessories Co ltd
Current assignee: Jiangsu Jingwen Mould Manufacturing Co ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-12-01
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses an accurate mould convenient to drawing of patterns, comprising a base plate, the top fixedly connected with set casing of bottom plate, the top fixedly connected with mould body of set casing, the bottom of mould body has been seted up through the groove, the equal fixedly connected with in bottom of the set casing inner wall left and right sides promotes the cylinder, two equal fixedly connected with movable blocks in one side that promote the cylinder is relative, the first connecting seat of top fixedly connected with of movable block, swing joint has the connecting rod on the first connecting seat, the one end swing joint that first connecting seat was kept away from to the connecting rod has the second connecting seat, and the top of two second connecting seats is through first board fixed link that lifts. This precision mold convenient to drawing of patterns, structural design is reasonable, and convenient to use utilizes the elastic buffer effect of spring, can be ejecting with a suitable power with the part finished product, has guaranteed the yield of final product, can all-round satisfying the user demand.

Description

Precision mold convenient for demolding

Technical Field

The utility model relates to the technical field of mold, specifically be an accurate mould convenient to drawing of patterns.

Background

Dies, various moulds and tools for obtaining the desired products by injection, blow, extrusion, die-casting or forging, smelting, stamping, etc. in industrial production, in short, a die is a tool for making shaped articles, which tool is composed of various parts, and different dies are composed of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.

Most of the existing precision molds are inconvenient for demolding, the ejection heads for ejecting and demolding are always in rigid design, abrasion is easily caused to the bottom of a finished part, in the ejection process, the ejection force is small, the finished part cannot be separated easily, the ejection force is too large, the finished part is easily damaged, the final yield is influenced, and the use requirement is difficult to meet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an accurate mould convenient to drawing of patterns to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a precision mold convenient for demolding comprises a bottom plate, wherein a fixed shell is fixedly connected to the top of the bottom plate, a mold body is fixedly connected to the top of the fixed shell, a through groove is formed in the bottom of the mold body, pushing cylinders are fixedly connected to the bottoms of the left side and the right side of the inner wall of the fixed shell, moving blocks are fixedly connected to the opposite sides of the two pushing cylinders, a first connecting seat is fixedly connected to the top of each moving block, a connecting rod is movably connected to the first connecting seat, one end, away from the first connecting seat, of each connecting rod is movably connected to a second connecting seat, the tops of the two second connecting seats are fixedly connected through a first lifting plate, telescopic rods are fixedly connected to the left side and the right side of the top of the first lifting plate, the top ends of the two telescopic rods are fixedly connected through a second lifting plate, a first spring is sleeved on the surface of each telescopic rod, and the top end of, the bottom end of the first spring is fixedly connected with the top of the first lifting plate, the left side and the right side of the second lifting plate are fixedly connected with limiting blocks, limiting grooves matched with the limiting blocks are formed in the positions, corresponding to the limiting blocks, of the mold body, two demolding columns are fixedly connected to the top of the second lifting plate, and demolding heads are fixedly connected to the tops of the demolding columns.

Preferably, the bottom of the second lifting plate is fixedly connected with a limiting sleeve, the top of the first lifting plate is fixedly connected with an inserted bar corresponding to the limiting sleeve, the top end of the inserted bar penetrates through the limiting sleeve and extends to the interior of the limiting sleeve, and a second spring is fixedly connected to the surface of the inserted bar positioned outside the limiting sleeve.

Preferably, the bottom of the second lifting plate is fixedly connected with a first protection pad inside the limiting sleeve, and the top end of the inserted bar is fixedly connected with a second protection pad.

Preferably, a fixed block is fixedly connected to the middle point of the bottom of the inner wall of the fixed shell, third springs are fixedly connected to the left side and the right side of the fixed block, and one end, close to the moving block, of each third spring is fixedly connected with the moving block.

Preferably, the second lifting plate is fixedly connected with a reinforcing rib at the top of the second lifting plate and corresponding to the demolding column, and one side of the reinforcing rib, which is close to the demolding column, is fixedly connected with the demolding column.

Preferably, a rubber pad is fixedly connected to the top of the demoulding head.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a push cylinder drives the movable block and removes to the inboard, at first connecting seat, the swing joint of connecting rod and second connecting seat is under the effect, first board that lifts shifts up, under the effect of connection of telescopic link and the cushioning effect of first spring, it shifts up to drive the second and lift the board, it is spacing to carry out through stopper and spacing groove, it is ejecting with the product to utilize the demolding head, this precision mould of the drawing of patterns of being convenient for, structural design is reasonable, high durability and convenient use, the elastic buffer effect of utilizing the spring, can be ejecting with a suitable power with the part finished product, the yield of final product has been guaranteed, can all-round user demand that satisfies.

2. The utility model discloses a set up limit sleeve, inserted bar and second spring, limit sleeve and inserted bar can cooperate stopper and spacing groove to carry out the secondary spacing, the second is guaranteed to lift the stability of board up-and-down motion, the second spring can cooperate first spring to further cushion, through setting up first protection pad and second protection pad, prevent when the extrusion force is the biggest, the inserted bar top is lifted the board bottom with the second and is collided, cause wearing and tearing, through setting up fixed block and third spring, carry out certain buffering to the power that the movable block moved to the inboard, through setting up the strengthening rib, the fixed degree of being connected between the board is lifted to demolding post and second has been consolidated, prevent the demolding post rupture or drop, through setting up the rubber pad, prevent demolding head and the off-the-shelf bottom direct impact of part, cause the wearing and tearing of part.

Drawings

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

fig. 2 is a partial enlarged view of a-a in fig. 1 according to the present invention.

In the figure: the die comprises a base plate 1, a fixed shell 2, a die body 3, a die body 4, a pushing cylinder 5, a moving block 6, a first connecting seat 7, a connecting rod 8, a second connecting seat 9, a first lifting plate 10, a telescopic rod 11, a second lifting plate 12, a first spring 13, a limiting block 14, a limiting groove 15, a demoulding column 16, a demoulding head 17, a limiting sleeve 18, an inserted rod 19, a second spring 20, a first protection pad 21, a second protection pad 22, a fixing block 23, a third spring 24, a reinforcing rib 25 and a rubber pad 26.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a precision mold convenient for demolding comprises a bottom plate 1, a fixed shell 2 fixedly connected to the top of the bottom plate 1, a mold body 3 fixedly connected to the top of the fixed shell 2, a through groove 4 formed in the bottom of the mold body 3, pushing cylinders 5 fixedly connected to the bottoms of the left and right sides of the inner wall of the fixed shell 2, moving blocks 6 fixedly connected to the opposite sides of the two pushing cylinders 5, a fixed block 23 fixedly connected to the midpoint of the inner wall of the fixed shell 2, third springs 24 fixedly connected to the left and right sides of the fixed block 23, a first connecting seat 7 fixedly connected to the top of the moving block 6, a connecting rod 8 movably connected to the first connecting seat 7, a second connecting seat 9 movably connected to the end of the connecting rod 8 far from the first connecting seat 7, and a first lifting plate 10 fixedly connected to the tops of the two second connecting seats 9, the left side and the right side of the top of the first lifting plate 10 are fixedly connected with telescopic rods 11, the top ends of the two telescopic rods 11 are fixedly connected through a second lifting plate 12, the bottom of the second lifting plate 12 is fixedly connected with a limiting sleeve 18, the top of the first lifting plate 10 is fixedly connected with an inserting rod 19 corresponding to the position of the limiting sleeve 18, the top end of the inserting rod 19 penetrates through the limiting sleeve 18 and extends into the limiting sleeve 18, the surface of the inserting rod 19 positioned outside the limiting sleeve 18 is fixedly connected with a second spring 20, the bottom of the second lifting plate 12 is fixedly connected with a first protection pad 21 positioned inside the limiting sleeve 18, the top end of the inserting rod 19 is fixedly connected with a second protection pad 22, the surface of the telescopic rod 11 is sleeved with a first spring 13, the top end of the first spring 13 is fixedly connected with the bottom of the second lifting plate 12, the bottom end of the first spring 13 is fixedly connected with the top of the first lifting plate 10, the left side and, the position of the die body 3 corresponding to the limiting block 14 is provided with a limiting groove 15 matched with the limiting groove for use, the top of the second lifting plate 12 is fixedly connected with two demoulding columns 16, the position of the top of the second lifting plate 12 corresponding to the demoulding columns 16 is fixedly connected with a reinforcing rib 25, one side of the reinforcing rib 25 close to the demoulding columns 16 is fixedly connected with the demoulding columns 16, the top of the demoulding column 16 is fixedly connected with a demoulding head 17, the top of the demoulding head 17 is fixedly connected with a rubber pad 26, the limiting sleeve 18, the inserting rod 19 and the second spring 20 are arranged, the limiting sleeve 18 and the inserting rod 19 can be matched with the limiting block 14 and the limiting groove 15 for secondary limiting, the stability of the up-and-down motion of the second lifting plate 12 is ensured, the second spring 20 can be matched with the first spring 13 for further buffering, and the first protection pad 21 and the second protection pad 22 are arranged to prevent the top end of the inserting rod 19 from colliding with the bottom of the, the abrasion is caused, the fixed degree of the connection between the demoulding column 16 and the second lifting plate 12 is strengthened by arranging the fixed block 23 and the third spring 24, the demoulding column 16 is prevented from being broken or falling off, the direct collision between the demoulding head 17 and the bottom of a finished part product is prevented by arranging the rubber gasket 26 by arranging the reinforcing rib 25, the abrasion of the part is caused, the moving block 6 is driven to move inwards by the pushing cylinder 5, the first lifting plate 10 moves upwards under the movable connection action of the first connecting seat 7, the connecting rod 8 and the second connecting seat 9, the second lifting plate 12 is driven to move upwards under the connection action of the telescopic rod 11 and the buffering action of the first spring 13, the limiting block 14 and the limiting groove 15 are used for limiting, the product is ejected by the demoulding head 17, and the precision mould convenient to demould has reasonable structural design and convenient use, by utilizing the elastic buffering action of the spring, the finished product of the part can be ejected out with a proper force, the finished product rate of the final product is ensured, and the use requirements can be comprehensively met.

When the lifting device is used, the moving block 6 is driven to move inwards by the pushing cylinder 5, the first lifting plate 10 moves upwards under the movable connecting action of the first connecting seat 7, the connecting rod 8 and the second connecting seat 9, the second lifting plate 12 is driven to move upwards under the connecting action of the telescopic rod 11 and the buffering action of the first spring 13, the limiting is carried out through the limiting block 14 and the limiting groove 15, and a product is ejected out by the demolding head 17.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a precision mold convenient to drawing of patterns, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is fixedly connected with a fixed shell (2), the top of the fixed shell (2) is fixedly connected with a mold body (3), the bottom of the mold body (3) is provided with a through groove (4), the bottoms of the left side and the right side of the inner wall of the fixed shell (2) are both fixedly connected with pushing cylinders (5), one opposite sides of the two pushing cylinders (5) are both fixedly connected with moving blocks (6), the top of each moving block (6) is fixedly connected with a first connecting seat (7), a connecting rod (8) is movably connected onto the first connecting seat (7), one end of the connecting rod (8) far away from the first connecting seat (7) is movably connected with a second connecting seat (9), the tops of the two second connecting seats (9) are fixedly connected through a first lifting plate (10), and the left side and the right side of the top of the first lifting plate (10) are both fixedly connected with telescopic rods (, the top of two telescopic links (11) is through second lift board (12) fixed connection, the surface cover of telescopic link (11) is equipped with first spring (13), the top and the second of first spring (13) are lifted board (12) bottom fixed connection, the bottom and the first top fixed connection who lifts board (10) of first spring (13), the equal fixedly connected with stopper (14) of the left and right sides of second lift board (12), spacing groove (15) rather than the cooperation use are seted up to the position that mould body (3) correspond stopper (14), the top fixedly connected with of second lift board (12) two demolding posts (16), the top fixedly connected with demolding head (17) of demolding post (16).

2. The precision mold for facilitating demolding as claimed in claim 1, wherein: the bottom fixedly connected with limit sleeve (18) of second board (12) is lifted, first board (10) top of lifting just corresponds position fixedly connected with inserted bar (19) of limit sleeve (18), the top of inserted bar (19) runs through limit sleeve (18) and extends to inside, and inserted bar (19) surface fixedly connected with second spring (20) that are located limit sleeve (18) outside.

3. The precision mold for facilitating demolding as claimed in claim 2, wherein: the bottom of the second lifting plate (12) is fixedly connected with a first protection pad (21) inside the limiting sleeve (18), and the top end of the inserted bar (19) is fixedly connected with a second protection pad (22).

4. The precision mold for facilitating demolding as claimed in claim 1, wherein: the middle point of the bottom of the inner wall of the fixed shell (2) is fixedly connected with a fixed block (23), the left side and the right side of the fixed block (23) are both fixedly connected with third springs (24), and one ends, close to the moving block (6), of the third springs (24) are fixedly connected with the moving block (6).

5. The precision mold for facilitating demolding as claimed in claim 1, wherein: the top of the second lifting plate (12) corresponds to the position of the demoulding column (16) and is fixedly connected with a reinforcing rib (25), and one side, close to the demoulding column (16), of the reinforcing rib (25) is fixedly connected with the demoulding column (16).

6. The precision mold for facilitating demolding as claimed in claim 1, wherein: the top of the demoulding head (17) is fixedly connected with a rubber pad (26).