CN218050249U

CN218050249U - Vertical core-pulling mechanism for die-casting die and die-casting die

Info

Publication number: CN218050249U
Application number: CN202221840084.6U
Authority: CN
Inventors: 俞高杰; 柯成; 叶挺; 徐纪波; 胡有红; 高宇; 陆轶奇; 邵明; 顾巧炯; 邵纪东; 乐静; 张旭; 邓杨全
Original assignee: Zhejiang Huashuo Technology Co ltd
Current assignee: Zhejiang Huashuo Technology Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-12-16
Anticipated expiration: 2032-07-14

Abstract

The utility model relates to a die casting die technical field provides a vertical mechanism of loosing core for die casting die, include: the sliding block seat is provided with an oil cylinder; the sliding block is connected to the front end of the sliding block seat, an accommodating cavity is formed in the sliding block, molded surfaces attached to products are formed in the top ends of the sliding block, a thimble hole which is communicated with the accommodating cavity and penetrates through the molded surfaces is formed in the sliding block, and the thimble hole is perpendicular to the axis direction of an output shaft of the oil cylinder; the thimble is movably inserted in the thimble hole; the connecting piece, its activity sets up in holding the intracavity and the lower extreme at the thimble is connected to the one end of connecting piece, and the other end of connecting piece is connected on the output shaft of hydro-cylinder. Compared with the prior art, the utility model has the advantages of remove the slide that the seat inner slope set up through oblique kicking block and second, convert the action of hydro-cylinder into the removal of thimble along the die sinking direction, under the prerequisite that does not increase die casting die's volume, realized on the work piece with the operation of loosing core of the mounting hole that the die sinking direction is parallel to each other.

Description

Vertical core-pulling mechanism for die-casting die and die-casting die

Technical Field

The utility model relates to a die casting die technical field specifically is a vertical mechanism and die casting die of loosing core for die casting die.

Background

Automobile parts, particularly aluminum alloy parts, are often formed by using a die-casting mold. For some automobile parts with complex structures, the corresponding die-casting die has complex structures, and particularly for products with more side holes and side recesses, the core-pulling system required by the corresponding die-casting die is more complex.

In some existing core-pulling systems of die-casting molds, because products are complex and huge, in order to reduce the volume of the die-casting mold as small as possible, most of positioning holes needing to be formed in a workpiece in an extrusion mode are arranged in the direction perpendicular to the die opening direction of the die-casting mold, but after the positioning holes in the workpiece are not only parallel to the die opening direction but also perpendicular to the die opening direction, a core-pulling mechanism is arranged on a movable mold or a static mold in the traditional mold design, so that the volume of the mold becomes very large, and the manufacturing cost of the mold in a factory is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem to prior art's current situation, and provide a vertical mechanism and die casting die of loosing core for die casting die.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the vertical core-pulling mechanism for the die-casting die and the die-casting die comprise: the sliding block seat is provided with an oil cylinder;

the sliding block is connected to the front end of the sliding block seat, an accommodating cavity is formed in the sliding block, molded surfaces attached to products are formed in the top ends of the sliding blocks, a thimble hole which is communicated with the accommodating cavity and penetrates through the molded surfaces is formed in the sliding block, and the thimble hole is perpendicular to the axis direction of the output shaft of the oil cylinder;

the thimble is movably inserted in the thimble hole;

the connecting piece, its activity set up in hold the intracavity just the one end of connecting piece is connected the lower extreme of thimble, the other end of connecting piece is connected on the output shaft of hydro-cylinder, the hydro-cylinder drives the connecting piece is in hold the chamber and can drive when removing the thimble is in remove in the thimble hole.

In the above vertical core-pulling mechanism for a die-casting mold, the connecting member includes:

the front end of the inclined ejecting block is provided with a pushing block which is obliquely arranged with the axis direction of the output shaft of the oil cylinder;

the thimble seat is equipped with in it and runs through thimble seat both sides wall and with promote piece parallel arrangement's slide, promote the piece slide set up in the slide, the thimble is fixed on the thimble seat.

At foretell a vertical mechanism of loosing core for die casting die, the thimble seat removes the seat including the first removal seat and the second that can dismantle the connection, be equipped with the counter sink on the first removal seat, the thimble lower extreme is equipped with the countersunk head, the countersunk head is inserted and is established the countersunk head is downthehole just the one end of countersunk head is supported the top and is in on the second removes the seat, the slide set up in the second removes in the seat.

In the vertical core-pulling mechanism for the die-casting die, the bottom end of the sliding block is provided with a mounting hole communicated with the accommodating cavity, and a plugging block is detachably connected in the mounting hole.

In the above vertical core-pulling mechanism for the die-casting die, the rear end of the inclined ejecting block is provided with a connecting groove, a connecting block is inserted into the connecting groove, and the output shafts of the oil cylinders of the connecting block are connected through two symmetrically arranged connecting sleeves.

The utility model provides an above-mentioned technical problem still provides a die casting die, including foretell a vertical mechanism of loosing core that is used for die casting die.

Compared with the prior art, the utility model has the advantages of remove the slide that the seat leaned on and set up through oblique kicking block and second, convert the action of hydro-cylinder into the removal of thimble along the die sinking direction, under the prerequisite that does not increase die casting die's volume, the inside space of abundant utilization slider has realized the operation of loosing core of the mounting hole that is parallel to each other with the die sinking direction on the work piece.

Drawings

Fig. 1 is a perspective view of a vertical core-pulling mechanism for a die-casting mold of the present invention;

fig. 2 is a plan view of a vertical core-pulling mechanism for a die-casting mold of the present invention;

FIG. 3 isbase:Sub>A sectional view taken along line A-A of FIG. 2;

FIG. 4 is a perspective view of the attachment member portion structure attached to the cylinder;

fig. 5 is a perspective view of the first movable base.

In the figure, 1, a slider seat; 2. an oil cylinder; 3. a slider; 4. an accommodating chamber; 5. a profile surface; 6. a thimble hole; 7. a thimble; 8. a slanting top block; 9. a pushing block; 10. a thimble seat; 11. a slideway; 12. a first movable base; 13. a second movable base; 14. countersinking; 15. sinking the head; 16. a plugging block; 17. connecting grooves; 18. connecting blocks; 19. a connecting sleeve.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 5, the present solution is mainly applied to the application of the vertical core-pulling mechanism in the die-casting mold.

The utility model discloses a vertical mechanism of loosing core for die casting die, include: the sliding block seat 1 is provided with an oil cylinder 2; the sliding block 3 is connected to the front end of the sliding block seat 1, an accommodating cavity 4 is formed in the sliding block 3, molded surfaces 5 attached to products are formed at the top ends of the sliding block 3, a thimble hole 6 which is communicated with the accommodating cavity 4 and penetrates through the molded surfaces 5 is formed in the sliding block 3, and the thimble hole 6 is perpendicular to the axis direction of an output shaft of the oil cylinder 2; the thimble 7 is movably inserted in the thimble hole 6; the connecting piece, its activity set up hold in chamber 4 and the one end of connecting piece is connected at the lower extreme of thimble 7, and the other end of connecting piece is connected on the output shaft of hydro-cylinder 2, and hydro-cylinder 2 drives the connecting piece and can drive thimble 7 and remove in thimble hole 6 when holding chamber 4 and removing.

Based on the above embodiment, the problem that this application wants to solve is how under the prerequisite that does not increase die casting die volume, realize the demand of loosing core of the locating hole that sets up on the work piece and is parallel with the die sinking direction, for this reason, this application is through setting up hydro-cylinder 2 on slider seat 1, connect slider 3 at the front end of slider seat 1, set up accommodation space in slider 3 inside, and set up the connecting piece that can drive thimble 7 along being parallel with the motion of die sinking direction in accommodation space, connecting piece one end is connected on thimble 7 the other end and is connected on hydro-cylinder 2, after die casting die of this scheme of use accomplishes the notes material, hydro-cylinder 2 removes and then drives thimble 7 along being parallel with the direction removal of die sinking through promoting the connecting piece, the metal that its front end inserted in the extrusion die cavity makes it form the locating hole on the work piece when thimble 7 removes, before the die casting die is opened after the work piece preliminary cooling of die in the die cavity, hydro-cylinder 2 drives the connecting piece through the reverse and drives the connecting piece removal and drives thimble 7 and retracts to the thimble 6, and then make things convenient for the operation of work piece, so just realized under the prerequisite that does not increase die casting die volume, the die casting die.

Further, as shown in fig. 3 and 4, the connecting member includes: the front end of the inclined ejecting block 8 is provided with a pushing block 9 which is obliquely arranged with the axis direction of the output shaft of the oil cylinder 2; the thimble seat 10 is internally provided with a slideway 11 which penetrates through two side walls of the thimble seat 10 and is arranged in parallel with the pushing block 9, the pushing block 9 is arranged in the slideway 11 in a sliding way, and the thimble 7 is fixed on the thimble seat 10.

Based on the above embodiment, the technical problem that the present application intends to solve is how to drive the thimble 7 to move through the connecting member by the oil cylinder 2. Therefore, the connecting piece of the application comprises an inclined ejector block 8 and an ejector pin base 10, and is specific, a push block 9 which is obliquely arranged along the axis direction of an output shaft of the oil cylinder 2 is arranged at the front end of the inclined ejector block 8, a slide 11 which is parallel to the push block 9 is arranged on the ejector pin base 10, and the push block 9 is arranged in the slide 11 in a sliding manner, when the oil cylinder 2 pushes the inclined ejector block 8 downwards according to the direction shown in fig. 3 in operation, the vertical downward movement of the inclined ejector block 8 is converted into the horizontal leftward movement of the ejector pin base 10 through the slide 11 by the push block 9, because the ejector pin 7 is fixed on the ejector pin base 10, the ejector pin base 10 can be driven to move leftwards as well as the ejector pin 7 when moving leftwards, until the ejector pin 7 is completely retracted into the sliding block 3, correspondingly, when the oil cylinder 2 upwards drives the inclined ejector block 8 to move according to the direction shown in fig. 3, the vertical upward movement of the push block 9 converts the inclined ejector block 8 into the horizontal upward movement of the ejector pin base 10 through the slide 11, the ejector pin base 10 moves leftwards as well as the ejector pin 7 is driven to move horizontally, the ejector pin base 10 when the ejector pin base 10 moves horizontally, and metal in an extrusion type cavity is moved rightwards, and the ejector pin base 7 is driven by the oil cylinder 2, so that the ejector pin in the extruding cavity is driven by the connecting piece.

Further, as shown in fig. 3 and 5, the thimble seat 10 includes a first movable seat 12 and a second movable seat 13 detachably connected, the first movable seat 12 is provided with a counter bore 14, the lower end of the thimble 7 is provided with a counter bore 15, the counter bore 15 is inserted into the counter bore 14, one end of the counter bore 15 abuts against the second movable seat 13, and the slideway 11 is disposed in the second movable seat 13.

Based on the above embodiments, the technical problem that the present application intends to solve is how to fix the thimble 7 and the thimble seat 10. Therefore, the thimble seat 10 is divided into the first movable seat 12 and the second movable seat 13, the first movable seat 12 is provided with the counter sink 14, the lower end of the thimble 7 is provided with the counter sink 15, the counter sink 15 is inserted into the counter sink 14, and one end of the counter sink 15 abuts against the second movable seat 13, so that the thimble 7 can be fixed between the first movable seat 12 and the second movable seat 13, and the thimble 7 and the thimble seat 10 can be fixed.

Further, the bottom of slider 3 is equipped with and holds the mounting hole of chamber 4 intercommunication, and detachable is connected with the shutoff piece 16 in the mounting hole.

Based on the above embodiment, the technical problem that the present application intends to solve is how to realize the mounting and dismounting between the thimble seat 10 and the slider 3. For this reason, this application sets up and holds the mounting hole that chamber 4 communicates in the bottom of slider 3, sets up detachable plugging block 16 in the mounting hole, only needs during dismouting thimble seat 10 to tear off plugging block 16 earlier from slider 3, and the plugging block 16 holds after demolising that chamber 4 just is in open state, just can insert or extract from the mounting hole with thimble seat 10 and hold chamber 4 this moment, so just realized the dismouting between thimble seat 10 and the slider 3.

Further, as shown in fig. 4, a connecting groove 17 is provided at the rear end of the lifter block 8, a connecting block 18 is inserted into the connecting groove 17, and the connecting block 18 is connected with the output shaft of the cylinder 2 through two symmetrically arranged connecting sleeves 19.

Based on the above embodiments, the problem to be solved by the present application is how to realize the connection between the oil cylinder 2 and the connecting member. For this purpose, the connection groove 17 is arranged at the rear end of the inclined top block 8, the connection block 18 is inserted into the connection groove 17, and the output shaft of the oil cylinder 2 is connected with the connection block 18 through two symmetrically arranged connection sleeves 19, so that the connection between the oil cylinder 2 and the connecting piece is realized. Two symmetrical connecting sleeves 19 are arranged, so that the output shaft of the oil cylinder 2 and the connecting block 18 can be conveniently arranged in the connecting sleeves 19.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions of the embodiments of the present invention can be combined with each other, but it is necessary to use a person skilled in the art to realize the basis, and when the technical solutions are combined and contradictory to each other or cannot be realized, the combination of the technical solutions should not exist, and is not within the protection scope of the present invention.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. A vertical mechanism of loosing core for die casting die, characterized by, includes:

the sliding block seat is provided with an oil cylinder;

the thimble is movably inserted in the thimble hole;

2. A vertical core-pulling mechanism for a die-casting mold as claimed in claim 1, wherein the connecting member comprises:

3. The vertical core pulling mechanism for the die-casting die as claimed in claim 2, wherein the ejector seat comprises a first moving seat and a second moving seat which are detachably connected, a countersunk hole is formed in the first moving seat, a countersunk head is arranged at the lower end of the ejector pin, the countersunk head is inserted into the countersunk hole, one end of the countersunk head abuts against the second moving seat, and the slide way is arranged in the second moving seat.

4. The vertical core-pulling mechanism for the die-casting mold as claimed in claim 1, wherein the bottom end of the slider is provided with a mounting hole communicating with the receiving cavity, and a block is detachably attached in the mounting hole.

5. The vertical core-pulling mechanism for the die-casting mold as claimed in claim 2, wherein the rear end of the inclined top block is provided with a connecting groove, a connecting block is inserted into the connecting groove, and the connecting block is connected with the output shaft of the oil cylinder through two symmetrically arranged connecting sleeves.

6. A die casting mold, characterized by comprising a vertical core pulling mechanism for a die casting mold as claimed in any one of claims 1 to 5.