CN213382778U

CN213382778U - Transverse ejection system structure in large-scale mould sliding block of automobile

Info

Publication number: CN213382778U
Application number: CN202021609423.0U
Authority: CN
Inventors: 黄宏辉; 吴照生
Original assignee: Ningbo Fareast Mould Making Co ltd
Current assignee: Ningbo Fareast Mould Making Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-06-08
Anticipated expiration: 2030-08-05

Abstract

A transverse ejection system structure in a large-scale automobile mould sliding block is characterized in that the sliding block is arranged in a cavity, the sliding block is formed by the front portion of the sliding block and the rear portion of the sliding block in a closing mode, a push plate can be arranged in the sliding block in a back-and-forth moving mode, a nitrogen spring penetrates through the rear portion of the sliding block and abuts against the rear end of the push plate, the rear end of an oblique top is arranged on the push plate, the front end of the oblique top penetrates through the front portion of the sliding block and is inserted into a product and abuts against an inverted buckle position, a stop block for limiting the push plate is arranged in the cavity, when the mould is opened, the sliding block is driven by an oil cylinder to move backwards, the push plate is tightly attached to the stop block under the action of the nitrogen spring and does not move backwards, the. The utility model discloses simple structure can realize having the smooth drawing of patterns of horizontal characteristic product, produces the qualified product that satisfies service function, makes the product multi-functional and cost reduction.

Description

Transverse ejection system structure in large-scale mould sliding block of automobile

Technical Field

The utility model belongs to the technical field of the vapour turning mold utensil, a horizontal ejecting system structure in the large-scale mould slider of car is related to.

Background

With the development of the automobile industry, the requirements of automobile interior and exterior products are higher and higher, especially the design of middle and large-sized products such as bumpers, instrument panels, side walls, auxiliary instrument panels and the like, sometimes, due to structural requirements, the transverse features need to be added at the inverted positions of the inner surfaces of the products, and some structures cannot be formed in the mold according to the traditional mold method, so that the product design often abandons the structure or adds another part and then welds the part, and thus, the structural performance is inevitably poor in function, and in addition, the cost is relatively increased due to the addition of welding procedures.

Therefore, it is necessary to design a lateral ejection structure in a large-sized mold block of an automobile, so that a product with lateral characteristics can be molded in the mold and smoothly demolded.

Disclosure of Invention

The utility model aims to solve the technical problem that a horizontal ejecting system structure in the convenient smooth car large-scale mould slider of simple structure, shaping is provided to foretell technical current situation.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a horizontal ejecting system structure in large-scale mould slider of car which characterized in that: the mold comprises a slide block, an oil cylinder for driving the slide block to move, a push plate and an inclined top arranged on the push plate, wherein the slide block is arranged in a cavity and can transversely move perpendicular to the ejection direction of a product, the slide block is formed by assembling the front part of the slide block and the rear part of the slide block in a matching way, the push plate can be arranged in the cavity formed by matching the front part of the slide block and the rear part of the slide block in a back-and-forth moving way, a nitrogen spring penetrates through the rear part of the slide block and abuts against the rear end of the push plate, the rear end of the inclined top is arranged on the push plate, the front end of the inclined top obliquely penetrates through the front part of the slide block in a downward and is inserted into the product and abuts against the back-off position of the product, a stop block for limiting the push plate to prevent the push plate from moving forwards is arranged in the cavity, when the push plate is completely attached to the front part of the slide block, the push plate and the inclined top move backwards together under the driving of the oil cylinder, and the inclined top is separated from a product.

As the improvement, both ends are equipped with the extension about the push pedal, and the left and right sides of slider anterior is equipped with the breach that supplies the left and right extension of push pedal to stretch out, and the dog is left and right sides two, and the dog setting is located the place ahead of push pedal, the left and right sides of slider in the die cavity.

Furthermore, the number of the inclined tops is two, a universal sliding seat for arranging the rear end of the inclined top is arranged on the push plate, a straight top for avoiding the movement of the product and the sliding block is further arranged on the push plate, the rear end of the straight top is fixed on the push plate, and the front end of the straight top penetrates through the front part of the sliding block and is inserted into the product.

And furthermore, a guide hole for penetrating the inclined top and a through hole for penetrating the straight top are obliquely formed in the front part of the sliding block.

And the front end surface of the push plate is convexly provided with a middle support matched with the front part of the sliding block, and the front part of the sliding block is provided with a corresponding guide through hole.

And the front end surface of the push plate is also convexly provided with a reset rod, the rear end of the reset rod is fixed on the push plate, and the front end of the reset rod is fixed with the rear end of the core insert.

And then, the improvement is that a guide rail for the sliding block to move is arranged in the cavity, the oil cylinder is arranged on an oil cylinder fixing seat and is abutted against the rear end of the rear part of the sliding block, and the oil cylinder fixing seat is arranged on the core seat frame.

And finally, the front part of the sliding block and the rear part of the sliding block are fixed through screws.

Compared with the prior art, the utility model has the advantages of: arranging a push plate and an inclined top in the slide block, driving the front part of the slide block and the rear part of the slide block to integrally move backwards by using an oil cylinder when the mold is opened, enabling the push plate to be not moved by being clung to a stop block under the action of a nitrogen spring, transversely moving the inclined top relative to the front part of the slide block, and removing the inverted buckle position of a product; the straight top is arranged to prevent the product and the sliding block from moving; the reset rod is arranged, and the push plate is pushed to reset under the action of mold core mold clamping pressure during mold clamping. The utility model discloses simple structure can realize having the smooth drawing of patterns of product of horizontal characteristic, produces the qualified product that satisfies service function, makes the product multi-functional and cost reduction, can be in more moulds application promotion.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of the embodiment of the present invention in a slide block reset state;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a schematic structural diagram of a process before the slide block is subjected to demoulding according to an embodiment of the present invention;

FIG. 5 is a top view of FIG. 4;

FIG. 6 is a schematic structural diagram of the process after the slide block is subjected to demoulding according to the embodiment of the present invention;

fig. 7 is a top view of fig. 6.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in figures 1-7, a transverse ejection system structure in a large-scale mould slide block of an automobile comprises a slide block 1, an oil cylinder 2 for driving the slide block 1 to move, a push plate 3, an inclined top 4, a straight top 5 and the like which are arranged on the push plate 3, wherein the slide block 1 is arranged in a cavity 20 and can transversely move perpendicular to the ejection direction of a product 10, the slide block 1 is formed by assembling a slide block front part 11 and a slide block rear part 12 in a matching way through a screw 13, the push plate 3 is arranged in a cavity formed by matching the slide block front part 11 and the slide block rear part 12 in a back-and-forth moving way, a nitrogen spring 8 penetrates through the slide block rear part 12 and abuts against the rear end of the push plate 3, the nitrogen spring 8 plays a role in pushing the push plate 3, the rear end of the inclined top 4 is arranged on the push plate 3, the front end of the inclined top 4 penetrates through the slide block 11, the die cavity 20 is internally provided with a stop block 9 for limiting the push plate 3 to prevent the push plate 3 from moving forwards, during die opening, the oil cylinder 2 drives the front part 11 of the slide block and the rear part 12 of the slide block to move backwards integrally, the push plate 3 is tightly attached to the stop block 9 under the action of the nitrogen spring 8 and does not move, the lifter 4 moves out transversely relative to the front part 11 of the slide block to remove the back-off position of the product 10, when the push plate 3 is completely attached to the front part 11 of the slide block, the slide block 1, the push plate 3 and the lifter 4 move backwards together under the drive of the oil cylinder 2.

The concrete structure is as follows: extension parts are arranged at the left end and the right end of the push plate 3, notches for the extension parts of the push plate 3 to extend out are arranged at the left side and the right side of the front part 11 of the sliding block, two left check blocks 9 are arranged, and the check blocks 9 are arranged in the cavity 20 and located in front of the push plate 3 and at the left side and the right side of the sliding block 1. The number of the inclined tops 4 is two, the push plate 3 is provided with a universal sliding seat for the rear end of the inclined top 4 to be arranged, and a guide hole for the inclined top 4 to penetrate is obliquely formed in the front part 11 of the sliding block. The push plate 4 is also provided with a straight top 5 for preventing the product and the slide block 1 from moving, the rear end of the straight top 5 is fixed on the push plate 3, the front end of the straight top 5 penetrates through the front part 11 of the slide block to be inserted into the product 10, and the front part 11 of the slide block is internally provided with a through hole for the straight top 5 to penetrate through. The front end face of the push plate 3 is convexly provided with a middle support 6 matched with the front part 11 of the sliding block, the front part 11 of the sliding block is provided with a corresponding guide through hole, and the middle support 6 plays a role in guiding the push plate 3. The front end face of the push plate 3 is also convexly provided with a reset rod 7, the rear end of the reset rod 7 is fixed on the push plate 3, the front end of the reset rod 7 penetrates through the front part 11 of the sliding block and is fixed with the rear end of the core insert 30, and the reset rod 7 is used for pushing the push plate 3 to reset under the action of mold core mold closing pressure during mold closing. A guide rail for the slider 1 to move is arranged in the cavity 20, the oil cylinder 2 is arranged on an oil cylinder fixing seat 21 and is abutted against the rear end of the slider rear part 12, and the oil cylinder fixing seat 21 is arranged on the core seat frame 40.

The specific operation process is as follows:

in the reset state of the slide block 1, as shown in fig. 2 and 3, at this time, the slide block 1 moves forward, the inclined top 4 and the straight top 5 are respectively inserted into the product 10, and at this time, the push plate 3 abuts against the stop block 9 and is tightly attached to the rear part 12 of the slide block;

in the process of demoulding the sliding block 1, as shown in fig. 4 and 5, an arrow indicates the ejecting direction of a product 10, after a mold core cavity is opened, the oil cylinder 2 pulls the sliding block 1 to retreat by 120mm integrally, in the process, the push plate 3 is still tightly attached to the stop block 9 due to the thrust action of the nitrogen spring 8, when the sliding block 1 moves along with the oil cylinder 2, the push plate 3 is actually static, and a universal sliding seat fixed on the push plate 3 drives the inclined top 4 to move transversely relative to the front part 11 of the sliding block, so that the product 10 is taken out and buckled reversely;

in the process of demoulding the sliding block 1, as shown in fig. 6 and 7, an arrow indicates the ejection direction of the product 10, when the push plate 3 is completely attached to the front part 11 of the sliding block, the oblique top 4 and the straight top 5 do not move relative to the front part 11 of the sliding block any more, all parts on the sliding block 1 retreat by 45mm under the pulling of the oil cylinder 2, the oblique top 4 and the straight top 5 are completely separated from the product 10, and finally the product 10 is separated from a mold core under the ejection action of an injection molding machine, so that the product molding is completed.

By adopting the structure, the demoulding can be smoothly realized, the qualified product meeting the use function is produced, the product is multifunctional, the cost is reduced, and the mould can be applied and popularized in more moulds.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a horizontal ejecting system structure in large-scale mould slider of car which characterized in that: the mold comprises a slide block, an oil cylinder for driving the slide block to move, a push plate and an inclined top arranged on the push plate, wherein the slide block is arranged in a cavity and can transversely move perpendicular to the ejection direction of a product, the slide block is formed by assembling the front part of the slide block and the rear part of the slide block in a matching way, the push plate can be arranged in the cavity formed by matching the front part of the slide block and the rear part of the slide block in a back-and-forth moving way, a nitrogen spring penetrates through the rear part of the slide block and abuts against the rear end of the push plate, the rear end of the inclined top is arranged on the push plate, the front end of the inclined top obliquely penetrates through the front part of the slide block in a downward and is inserted into the product and abuts against the back-off position of the product, a stop block for limiting the push plate to prevent the push plate from moving forwards is arranged in the cavity, when the push plate is completely attached to the front part of the slide block, the push plate and the inclined top move backwards together under the driving of the oil cylinder, and the inclined top is separated from a product.

2. The lateral ejection system structure of claim 1, wherein: the left end and the right end of the push plate are provided with extending parts, the left side and the right side of the front part of the sliding block are provided with notches for the left extending part and the right extending part of the push plate to extend out, the left side and the right side of the sliding block are provided with two check blocks, and the check blocks are arranged in the cavity and positioned in front of the push plate and on the left side.

3. The lateral ejection system structure of claim 2, wherein: the two inclined tops are provided with universal sliding seats for the rear ends of the inclined tops, straight tops for preventing the products and the sliding blocks from moving are further mounted on the push plate, the rear ends of the straight tops are fixed on the push plate, and the front ends of the straight tops penetrate through the front portions of the sliding blocks and are inserted into the products.

4. The lateral ejection system structure of claim 3, wherein: and a guide hole for penetrating the inclined top and a through hole for penetrating the straight top are obliquely formed in the front part of the sliding block.

5. The lateral ejection system structure of any one of claims 1 to 4, wherein: the front end face of the push plate is convexly provided with a middle support matched with the front part of the sliding block, and the front part of the sliding block is provided with a corresponding guide through hole.

6. The lateral ejection system structure of any one of claims 1 to 4, wherein: the front end face of the push plate is also convexly provided with a reset rod, the rear end of the reset rod is fixed on the push plate, and the front end of the reset rod is fixed with the rear end of the core insert.

7. The lateral ejection system structure of any one of claims 1 to 4, wherein: the die cavity is internally provided with a guide rail for the sliding block to move, the oil cylinder is arranged on an oil cylinder fixing seat and is abutted against the rear end of the rear part of the sliding block, and the oil cylinder fixing seat is arranged on the die core seat frame.

8. The lateral ejection system structure of any one of claims 1 to 4, wherein: the front part of the sliding block and the rear part of the sliding block are fixed through screws.