CN213701713U - Be used for inside reinforcement mould of automobile rear longitudinal - Google Patents

Abstract

The utility model provides a be used for inside reinforcement mould of automobile back longeron, including cover half, movable mould and base, open in the movable mould have two with wait to shape reinforcement shape phase-match and be the die of symmetry setting, open in the cover half has the terrace die corresponding with the die, sliding connection has L type pressure head on the base, L type pressure head left end fixed connection movable mould, open in the L type pressure head has first injection molding chamber and second injection molding chamber, and the second injection molding chamber runs through the left end of movable mould and contacts with the die, the activity is equipped with the ejector pad in the second injection molding chamber, and the ejector pad right-hand member fixedly connected with push rod, base one end fixed mounting has first cylinder, and first cylinder fixed connection push rod; the utility model discloses a terrace die and the leading-in liquid of die for reinforcement one shot forming has reduced staff's intensity of labour.

Description

Be used for inside reinforcement mould of automobile rear longitudinal

Technical Field

The utility model relates to a technical field of the mold processing of automobile parts specifically is a be used for the inside reinforcement mould of longeron behind the car.

Background

In the main structure of the front part of the automobile body, the rear longitudinal beam is one of the most important energy absorption elements; in the process of rear collision, collision kinetic energy is absorbed through plastic deformation of materials, and the energy absorption characteristic and the deformation mode directly determine structural deformation of the rear part of a vehicle body in the process of rear collision, so that the safety of a rear collision fuel system is influenced; the design of the rear longitudinal beam structure needs to follow the sequential increase from back to front (from back to front in the vehicle traveling direction), so that the reasonable deformation sequence and the good energy absorption effect in the collision process are ensured. Automobile longitudinal beams have great influence on the collision performance of automobile bodies, so that the longitudinal beams are required to have good impact resistance and bending resistance.

At present, the chinese patent with application number 201721885241.4 discloses a die for an internal reinforcement of an automobile rear longitudinal beam, which comprises an upper die, a lower die and a guide post, wherein the upper die is provided with two male dies which are matched with the shape of a reinforcement to be formed and are arranged in pairs, and the lower die is provided with a female die matched with the male dies; the reinforcement adopts the low alloy steel sheet punching press to form usually when producing, perhaps adopts the mould to carry out many times compression molding, but this utility model's reinforcement is at the die-casting in-process, and the process is complicated, has increased staff's intensity of labour.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a be used for the inside reinforcement mould of longeron behind the car for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model provides an inside reinforcement mould for automobile back longeron, includes cover half, movable mould and base, open in the movable mould have two and treat the shaping reinforcement shape phase-match and be the die that the symmetry set up, open in the cover half has the terrace die corresponding with the die, sliding connection has L type pressure head on the base, L type pressure head left end fixed connection movable mould, it has first injection molding chamber and second injection molding chamber to open in the L type pressure head, and the second injection molding chamber runs through the left end and the die contact of movable mould, the second injection molding intracavity activity is equipped with the ejector pad, and ejector pad right-hand member fixedly connected with push rod, base one end fixed mounting has first cylinder, and first cylinder fixed connection push rod.

Furthermore, a hydraulic oil cylinder is fixedly connected to the base, a piston rod on the hydraulic oil cylinder is fixedly connected with the L-shaped pressure head, and the L-shaped pressure head is driven to move left and right through the hydraulic oil cylinder.

Furthermore, the lower end of the L-shaped pressure head is provided with a first sliding groove on the base, the lower end of the L-shaped pressure head is provided with a first sliding block, the first sliding groove is connected with the first sliding block in a sliding mode, and the first sliding block slides in the second sliding groove, so that the L-shaped pressure head can slide on the base.

Furthermore, the first sliding block and the first sliding groove are both T-shaped, and the L-shaped pressure head can slide on the base more conveniently through the T-shaped sliding block and the T-shaped sliding groove.

Further, the left end fixed mounting of cover half has the second cylinder, second cylinder fixedly connected with thimble, the thimble runs through the cover half left end and contacts with the terrace die, drives the thimble through the second cylinder and can be ejecting with the fashioned reinforcement in the terrace die.

Furthermore, a supporting plate is fixedly installed between the ejector pin and the second air cylinder, and the supporting plate is connected with the base in a sliding mode and supports the ejector pin to move on the base through the supporting plate.

Furthermore, a second sliding groove is formed in the base at the lower end of the supporting plate, a second sliding block is arranged at the lower end of the supporting plate and is connected with the second sliding groove in a sliding mode, and the supporting plate moves on the base through the second sliding block moving in the second sliding groove.

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

the utility model provides an inside reinforcement mould for longeron behind car, through set up die and terrace die in movable mould and cover half, the one end of die sets up L type briquetting, with leading-in first chamber and the second chamber of moulding plastics of liquid, drives the push rod through first cylinder after for the push block is all extruded liquid in matched with die and the terrace die, the utility model discloses a liquid is led to terrace die and die for reinforcement one shot forming has reduced staff's intensity of labour.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic perspective view of the present invention;

fig. 3 is a schematic structural view of the first sliding chute and the first sliding block of the present invention;

fig. 4 is a schematic structural view of the second sliding chute and the second sliding block of the present invention.

In the figure: 1. fixing a mold; 2. moving the mold; 3. a base; 4. an L-shaped pressure head; 5. a first cylinder; 6. a hydraulic cylinder; 7. a second cylinder; 11. a male die; 12. a thimble; 13. a support plate; 14. a second slider; 21. a female die; 31. a first chute; 32. a second chute; 41. a first injection molding cavity; 42. a second injection molding cavity; 43. a push block; 44. a push rod; 45. a first slider.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-4 heavily, a mold for an internal reinforcement of a rear side member of an automobile comprises a fixed mold 1, a movable mold 2 and a base 3, wherein two concave molds 21 which are matched with the shape of the reinforcement to be formed and are symmetrically arranged are arranged in the movable mold 2, a convex mold 11 corresponding to the concave mold 21 is arranged in the fixed mold 1, an L-shaped pressure head 4 is connected on the base 3 in a sliding manner, the left end of the L-shaped pressure head 4 is fixedly connected with the movable mold 2, a first injection molding cavity 41 and a second injection molding cavity 42 are arranged in the L-shaped pressure head 4, the second injection molding cavity 42 penetrates through the left end of the movable mold 2 and is contacted with the concave mold 21, a push block 43 is movably arranged in the second injection molding cavity 42, the right end of the push block 43 is fixedly connected with a push rod 44, a first cylinder 5 is fixedly arranged at one end of the base.

Referring to fig. 2-3 again, a hydraulic oil cylinder 6 is fixedly connected to the base 3, a piston rod of the hydraulic oil cylinder 6 is fixedly connected to the L-shaped pressure head 4, and the L-shaped pressure head 4 is driven to move left and right by the hydraulic oil cylinder 6; a first sliding groove 31 is formed in the lower end of the L-shaped pressing head 4 on the base 3, a first sliding block 45 is arranged at the lower end of the L-shaped pressing head 4, the first sliding groove 31 is connected with the first sliding block 45 in a sliding mode, and the L-shaped pressing head 4 can slide on the base 3 by sliding the first sliding block 45 in the second sliding groove 32; the first sliding block 45 and the first sliding groove 31 are both T-shaped, and the L-shaped pressure head 4 can slide on the base 3 more conveniently through the T-shaped sliding block and the T-shaped sliding groove.

Referring to fig. 1, 2 and 4 again, a second cylinder 7 is fixedly mounted at the left end of the fixed mold 1, a thimble 12 is fixedly connected to the second cylinder 7, the thimble 12 penetrates through the left end of the fixed mold 1 to be in contact with the male mold 11, and the second cylinder 7 drives the thimble 12 to eject out a reinforcement formed in the male mold 11; a support plate 13 is fixedly arranged between the thimble 12 and the second cylinder 7, the support plate 13 is connected with the base 3 in a sliding manner, and the thimble 12 is supported by the support plate 13 to move on the base 3; the lower end of the supporting plate 13 is provided with a second sliding groove 32 on the base 3, the lower end of the supporting plate 13 is provided with a second sliding block 14, the second sliding block 14 is connected with the second sliding groove 32 in a sliding manner, and the supporting plate 13 moves on the base 3 through the movement of the second sliding block 14 in the second sliding groove 32.

The utility model discloses a concrete operation as follows:

when a reinforcement needs to be die-cast, liquid is guided into a female die 21 and a male die 11 which are matched through a first injection molding cavity 41 and a second injection molding cavity 42, and then a push rod 44 and a push block 43 are driven by a first air cylinder 5 to extrude the liquid into the female die 21 and the male die 11; after the reinforcement is formed, the hydraulic oil cylinder 6 drives the L-shaped pressure head 4 through the piston rod, so that the movable die 2 is far away from the fixed die 1, the ejector pin 12 is driven through the second air cylinder 7, a forming die in the fixed die 1 is ejected out, and the reinforcement is die-cast.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims (7)

1. The utility model provides an inside reinforcement mould for automobile back longeron, includes cover half (1), movable mould (2) and base (3), its characterized in that, it has two and treats die (21) that the shaping reinforcement shape phase-match and be the symmetry setting to open in movable mould (2), it has terrace die (11) corresponding with die (21) to open in cover half (1), sliding connection has L type pressure head (4) on base (3), L type pressure head (4) left end fixed connection movable mould (2), it moulds plastics chamber (41) and second to open in L type pressure head (4), and the second moulds plastics chamber (42) and runs through the left end and the die (21) contact of movable mould (2), the second mould plastics chamber (42) internalization and is equipped with ejector pad (43), and ejector pad (43) right-hand member fixedly connected with push rod (44), base (3) one end fixed mounting has first cylinder (5), and the first cylinder (5) is fixedly connected with a push rod (44).

2. The die for the internal reinforcement of the automobile rear longitudinal beam is characterized in that a hydraulic oil cylinder (6) is fixedly connected to the base (3), and a piston rod on the hydraulic oil cylinder (6) is fixedly connected with the L-shaped pressure head (4).

3. The die for the automobile rear longitudinal beam internal reinforcement member is characterized in that a first sliding groove (31) is formed in the base (3) at the lower end of the L-shaped pressure head (4), a first sliding block (45) is arranged at the lower end of the L-shaped pressure head (4), and the first sliding groove (31) is connected with the first sliding block (45) in a sliding mode.

4. A mold for an inner reinforcement of a rear side member of an automobile according to claim 3, wherein the first slider (45) and the first runner (31) are both T-shaped.

5. The mold for the internal reinforcement of the rear longitudinal beam of the automobile as claimed in claim 1, wherein a second cylinder (7) is fixedly mounted at the left end of the fixed mold (1), a thimble (12) is fixedly connected to the second cylinder (7), and the thimble (12) penetrates through the left end of the fixed mold (1) and contacts with the male mold (11).

6. The mold for the inner reinforcement of the rear side member of the automobile as claimed in claim 5, wherein a support plate (13) is fixedly installed between the ejector pin (12) and the second cylinder (7), and the support plate (13) is slidably connected with the base (3).

7. The mold for the inner reinforcement of the rear side member of the automobile according to claim 6, wherein the lower end of the support plate (13) is provided with a second sliding groove (32) on the base (3), the lower end of the support plate (13) is provided with a second sliding block (14), and the second sliding block (14) is connected with the second sliding groove (32) in a sliding manner.

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