CN218019820U - Conveniently get large-scale injection mold of vehicle headlamps backshell of membrane - Google Patents

Abstract

The utility model discloses a large injection mold for a rear shell of an automobile headlamp, which is convenient for taking a film, and comprises a panel; a fixed template is fixedly arranged at the bottom of the panel, a movable template is arranged at a position corresponding to the bottom of the fixed template, cooling mechanisms are arranged at positions corresponding to the surfaces of the fixed template and the movable template, sliding grooves are symmetrically formed in two sides of the top of the movable template, and positioning mechanisms are arranged in the sliding grooves; the utility model discloses an internally mounted at the spout has positioning mechanism, when the movable mould board rebound, the gag lever post can insert to the inside of fixed slot when the cylinder of fixed die plate bottom inserts the constant head tank inside that the surface of movable mould board was seted up, under the restriction of gag lever post, make the slider slide to cylindrical one side in the inside of spout and the recess block on cylinder surface, under the elastic action of spring, can cushion the slider to cylindrical impact, thereby can avoid the cylinder in the cracked condition of in-process appearance that uses for a long time, thereby can guarantee injection mold shaping's effect.

Description

Conveniently get large-scale injection mold of vehicle headlamps backshell of membrane

Technical Field

The utility model relates to an injection mold technical field specifically is a conveniently get large-scale injection mold of vehicle headlamps backshell of membrane.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. It mainly realizes the processing of article appearance through the change of the shaping material physical state, the car shell adopts the plastics material basically, consequently adopt injection moulding process to make in the production process, through the retrieval, the utility model discloses of "an automobile headlamp mould" of application number "CN212603137U", including first mould and second mould first mould including first lower mould, the upper surface of first lower mould is provided with first last mould, first last mould is pegged graft with first lower mould activity, first positioning groove has been seted up to the upper surface of first lower mould, first injection molding hole has been seted up to the upper surface of first last mould, the one end in first injection molding hole extends to the lower surface of first last mould, first guiding hole has been seted up to the upper surface of first last mould, first guiding hole uses the axis of first last mould to be the symmetric distribution as the center, though lead to first main type core through the cooperation of first guide piece and first guiding groove and seal first last mould, and then improve the efficiency of product percent of pass, but, in the in-process of use, still there is following shortcoming:

1. the large-scale injection mold of current automotive headlamp backshell generally uses the cylinder with mould fixed connection and is provided with the drift of round hole and fixes a position, utilizes the cylinder to insert the round hole of drift to fix a position the mould, but the dislocation appears easily in the in-process of using, and the condition of damage can appear in the cylinder simultaneously, can influence the quality of mould production.

2. The cooling chamber among the large-scale injection mold of current automotive headlamp backshell is a whole mostly, and the coolant liquid is too fast at the inside velocity of flow of cooling tube, leads to refrigerated effect relatively poor, also can improve the speed that the cooler was handled to the coolant liquid cooling simultaneously, can waste a large amount of resources.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a conveniently get large-scale injection mold of vehicle headlamps backshell of membrane to solve the problem that proposes in the above-mentioned background art.

The utility model provides a following technical scheme: a large-scale injection mold of an automobile headlamp rear shell facilitating film taking comprises a panel; a fixed template is fixedly arranged at the bottom of the panel, a movable template is arranged at a position corresponding to the bottom of the fixed template, cooling mechanisms are arranged at positions corresponding to the surfaces of the fixed template and the movable template, sliding grooves are symmetrically formed in two sides of the top of the movable template, and positioning mechanisms are arranged in the sliding grooves;

the positioning mechanism comprises a sliding block, a fixing groove, a limiting rod, a spring and a limiting plate, wherein the fixing groove is formed in the surface of the sliding block, the limiting rod is installed inside the fixing groove, the spring is installed at one end of the sliding block, and the limiting plate is fixedly arranged at one end of the spring;

the cooling mechanism comprises an installation cavity, a cooling pipe and a copper plate, wherein the installation cavity is arranged at the bottom in the fixed die plate, the cooling pipe is arranged inside the installation cavity, and the copper plate is arranged outside the cooling pipe.

Preferably, the fixed die plate is symmetrically provided with cylinders, and the bottom of the fixed die plate is provided with positioning grooves at positions corresponding to the movable die plate.

Preferably, the bottom of the movable die plate is provided with a movable die pad, and the bottom of the movable die pad is provided with an upper ejector plate.

Preferably, a lower ejector plate is arranged below the upper ejector plate, and a bottom plate is arranged below the lower ejector plate.

Preferably, the middle part of the fixed die plate is fixedly provided with an injection molding opening, and the bottom of the fixed die plate is fixedly connected with the top of the limiting rod.

Preferably, the spout is the trapezium structure, and the inside symmetry of spout is provided with the stopper.

Preferably, ejector sleeve ejector pins are arranged on the surface of the upper ejector plate at equal intervals, and ejector grooves are formed in the corresponding positions of the inner part of the movable template and the ejector sleeve tops.

Preferably, the fixed slot is the slope setting, and the gag lever post is the slope setting.

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

1. the utility model discloses an internally mounted at the spout has positioning mechanism, when the movable mould board rebound, the gag lever post can insert to the inside of fixed slot when the cylinder of fixed die plate bottom inserts the constant head tank that the surface of movable mould board was seted up inside, under the restriction of gag lever post, make the slider slide to cylindrical one side in the inside of spout and the recess block on cylinder surface, under the elastic action of spring, can cushion the slider to cylindrical impact, thereby can avoid the cylinder to appear cracked condition at the in-process of long-term use, position through cylinder and constant head tank to fixed die plate and movable mould board carries on spacingly, avoid the condition that dislocation appears in fixed die plate and movable mould board, thereby can guarantee injection mold's fashioned effect.

2. The utility model discloses a corresponding position department in the surface of fixed die plate and movable mould board is provided with cooling body, is serpentine structure setting in the inside of installation cavity through the cooling tube, can delay the inside circulation speed of coolant liquid at the cooling tube, can be fast with the efficiency that improves coolant liquid cooling mould to can be convenient for personnel take off the mould fast, and then improve the efficiency of mould injection production.

Drawings

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

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

fig. 3 is a schematic top sectional view of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. a panel; 2. fixing a template; 3. moving the template; 301. a chute; 4. a movable die cushion; 5. an upper ejector plate; 501. a ejector sleeve thimble; 6. a lower ejector plate; 7. a base plate; 8. a positioning mechanism; 801. a slider; 802. fixing grooves; 803. a limiting rod; 804. a spring; 805. a limiting plate; 9. a cylinder; 901. positioning a groove; 10. a cooling mechanism; 1001. a mounting cavity; 1002. a cooling tube; 1003. a copper plate; 11. an injection molding port; 12. a top groove; 13. and a limiting block.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

the technical scheme of the present invention is further elaborated in the following description with reference to the drawings and the specific embodiments, and the present application provides:

the first embodiment is as follows:

the technical scheme of the utility model is further elaborated in detail by combining the drawings and the specific embodiments of the specification, and the large-scale injection mold of the rear shell of the automobile headlamp, which is convenient for taking the film, comprises a panel 1; a fixed template 2 is fixedly arranged at the bottom of the panel 1, a movable template 3 is arranged at a position corresponding to the bottom of the fixed template 2, a cooling mechanism 10 is arranged at a position corresponding to the surfaces of the fixed template 2 and the movable template 3, sliding grooves 301 are symmetrically formed in two sides of the top of the movable template 3, and a positioning mechanism 8 is arranged in each sliding groove 301;

the positioning mechanism 8 comprises a sliding block 801, a fixing groove 802, a limiting rod 803, a spring 804 and a limiting plate 805, the fixing groove 802 is formed in the surface of the sliding block 801, the limiting rod 803 is installed inside the fixing groove 802, the spring 804 is installed at one end of the sliding block 801, the limiting plate 805 is fixedly arranged at one end of the spring 804, the fixing groove 802 is obliquely arranged, the limiting rod 803 is obliquely arranged, the injection molding opening 11 is fixedly formed in the middle of the fixed die plate 2, and the bottom of the fixed die plate 2 is fixedly connected with the top of the limiting rod 803;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, in use, when the movable mold plate 3 moves upward, the cylinder 9 at the bottom of the fixed mold plate 2 is inserted into the positioning groove 901 formed in the surface of the movable mold plate 3, and meanwhile, the limiting rods 803 obliquely arranged at two sides of the fixed mold plate 2 are inserted into the fixing grooves 802, and along with the upward sliding process of the movable mold plate 3, the slider 801 can slide to one side of the cylinder 9 in the sliding groove 301 under the limitation of the limiting rods 803, so that the limiting plates 805 are engaged with the grooves on the surface of the cylinder 9, so as to fix the cylinder 9 in the positioning groove 901, and simultaneously, under the elastic action of the springs 804, the impact of the slider 801 on the cylinder 9 can be buffered, thereby the situation that the cylinder 9 is broken in the long-term use process can be avoided, and simultaneously, the positions of the fixed mold plate 2 and the movable mold plate 3 can be limited, thereby avoiding the situation that the fixed mold plate 2 and the movable mold plate 3 are misaligned, and thus the molding effect of the injection mold can be ensured.

Further, the fixed die plate 2 is symmetrically provided with columns 9, and the bottom of the fixed die plate 2 is provided with a positioning groove 901 at a position corresponding to the movable die plate 3;

specifically, as shown in fig. 1 and 2, when the fixed die plate 2 and the movable die plate 3 are assembled, when the movable die plate 3 is attached to the fixed die plate 2, the cylinders 9 arranged at the four corners of the bottom of the fixed die plate 2 can be inserted into the positioning grooves 901, so that the fixed die plate 2 and the movable die plate 3 can be limited, the situation that the fixed die plate 2 and the movable die plate 3 are staggered is avoided, and the production effect of the injection mold can be ensured.

Further, a movable die pad 4 is arranged at the bottom of the movable die plate 3, an upper ejector plate 5 is arranged at the bottom of the movable die pad 4, a lower ejector plate 6 is arranged below the upper ejector plate 5, a bottom plate 7 is arranged below the lower ejector plate 6, ejector sleeve thimbles 501 are arranged on the surface of the upper ejector plate 5 at equal intervals, and top grooves 12 are formed in the movable die plate 3 at positions corresponding to the ejector sleeve thimbles 501;

specifically, as shown in fig. 1 and 2, the movable die pad 4 arranged at the bottom of the movable die plate 3 can support the movable die plate 3, and further can ensure that the movable die plate 3 is kept stable in the process of die production, and meanwhile, the lower ejector plate 6 can support the upper ejector plate 5, and can fix the upper ejector plate 5, after the device completes the injection molding of the die, after the fixed die plate 2 and the movable die plate 3 are separated, a person opens the ejector sleeve ejector pin 501 through an external controller, and the ejector pin is ejected upwards through the ejector pin 501 in the ejector slot 12 formed inside the fixed die plate 2, so that the die is separated from the surface of the movable die plate 3, and further, the person can take out the processed die conveniently.

Further, the sliding groove 301 is in a trapezoidal structure, and the limiting blocks 13 are symmetrically arranged inside the sliding groove 301;

specifically, as shown in fig. 1 and fig. 2, the sliding groove 301 enables the sliding block 801 to be in a sliding process, and meanwhile, the limiting block 13 arranged on the outer side of the sliding groove 301 can limit the sliding block 801, so that the sliding block 801 is prevented from falling off in the sliding groove 301.

The utility model discloses a large-scale injection mold of automobile headlamp backshell for conveniently getting membrane, cooling body 10 is including installation cavity 1001, cooling tube 1002 and copper 1003, installation cavity 1001 sets up the bottom in fixed die plate 2, the inside of installation cavity 1001 is provided with cooling tube 1002, the outside of cooling tube 1002 is provided with copper 1003;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the fixed die plate 2 and the movable die plate 3 are closed, a person injects plastic into the cavity inside the fixed die plate 2 and the movable die plate 3 through the injection port 11, after the injection molding is completed, the person is connected with an external cooler through the cooling pipe 1002, and simultaneously, a water pump inside the cooler is turned on, and the cooling liquid is introduced into the cooling pipe 1002, and circulates inside the cooling pipe 1002, and is taken out through the copper plate 1003, so that the fixed die plate 2 and the movable die plate 3 are rapidly cooled on the mold attaching surface, and then the other end of the cooling pipe 1002 is connected with the other end of the cooler, and through a circulation passage formed by the cooling pipe 1002 and the cooler, the cooling liquid inside the cooling pipe 1002 can be continuously cooled in a cooling state to the mold, and the cooling pipe 1002 is arranged in a serpentine structure inside the installation cavity 1001, so that the circulation rate of the cooling liquid inside the cooling pipe 1002 can be delayed, and the efficiency of cooling liquid cooling the mold can be rapidly improved, thereby being convenient for taking down the person and further improving the production efficiency of the injection mold.

The working principle is as follows: when the device is used, the device is electrically connected with an external power supply, when the movable template 3 moves upwards during mold injection, the cylinder 9 at the bottom of the fixed template 2 is inserted into the positioning groove 901 formed in the surface of the movable template 3, the limiting rods 803 obliquely arranged at two sides of the fixed template 2 are inserted into the fixing grooves 802, along with the upward sliding process of the movable template 3, the sliding block 801 slides towards one side of the cylinder 9 in the sliding groove 301, the limiting plate 805 is clamped with the groove on the surface of the cylinder 9, the cylinder 9 is fixed in the positioning groove 901, simultaneously under the elastic action of the spring 804, the impact of the sliding block 801 on the cylinder 9 can be buffered, when the fixed template 2 and the movable template 3 are closed, the injection molding is carried out on the cavities in the fixed template 2 and the movable template 3 through the injection molding opening 11, be connected with outside cooler through cooling tube 1002, open the inside water pump of cooler simultaneously, let in the coolant liquid toward the inside of cooling tube 1002, the coolant liquid circulates in the inside of cooling tube 1002, cool off fast fixed die plate 2 and movable mould board 3 and mould laminating surface, because cooling tube 1002 is the serpentine structure setting in the inside of installation cavity 1001, can delay the inside circulation rate of coolant liquid at cooling tube 1002, can be fast with the efficiency that improves cooling liquid cooling mould, after the device is moulded plastics the completion to the mould, when fixed die plate 2 and movable mould board 3 separation back, it is inside ejecting upwards in the overhead tank 12 that fixed die plate 2 inside was seted up through driver thimble 501, with the surface separation of mould and movable mould board 3, the mould after the personnel will process takes out.

Finally, it is to be noted that: although the present invention has been described in detail with reference to the embodiments, those skilled in the art will understand that the technical solutions of the present invention can be modified and replaced with other solutions without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims (8)

1. A large-scale injection mold of an automobile headlamp rear shell facilitating film taking comprises a panel (1); the method is characterized in that: a fixed template (2) is fixedly arranged at the bottom of the panel (1), a movable template (3) is arranged at a position corresponding to the bottom of the fixed template (2), cooling mechanisms (10) are arranged at positions corresponding to the surfaces of the fixed template (2) and the movable template (3), sliding grooves (301) are symmetrically formed in two sides of the top of the movable template (3), and positioning mechanisms (8) are arranged in the sliding grooves (301);

the positioning mechanism (8) comprises a sliding block (801), a fixing groove (802), a limiting rod (803), a spring (804) and a limiting plate (805), wherein the fixing groove (802) is formed in the surface of the sliding block (801), the limiting rod (803) is installed inside the fixing groove (802), the spring (804) is installed at one end of the sliding block (801), and the limiting plate (805) is fixedly arranged at one end of the spring (804);

the cooling mechanism (10) comprises an installation cavity (1001), a cooling pipe (1002) and a copper plate (1003), wherein the installation cavity (1001) is arranged at the bottom in the fixed die plate (2), the cooling pipe (1002) is arranged inside the installation cavity (1001), and the copper plate (1003) is arranged outside the cooling pipe (1002).

2. The large-scale injection mold of the automobile headlamp rear shell with the film convenient to take out, which is characterized in that: the fixed die plate (2) is symmetrically provided with cylinders (9), and the bottom of the fixed die plate (2) is provided with positioning grooves (901) at positions corresponding to the movable die plate (3).

3. The large-scale injection mold of the automobile headlamp rear shell with the film convenient to take out, which is characterized in that: the bottom of the movable mould plate (3) is provided with a movable mould pad (4), and the bottom of the movable mould pad (4) is provided with an upper ejector plate (5).

4. The large-scale injection mold of the automobile headlamp rear shell with the film convenient to take out, which is characterized in that: a lower ejector plate (6) is arranged below the upper ejector plate (5), and a bottom plate (7) is arranged below the lower ejector plate (6).

5. The large-scale injection mold of the automobile headlamp rear shell with the film convenient to take out, which is characterized in that: the middle part of the fixed die plate (2) is fixedly provided with an injection molding opening (11), and the bottom of the fixed die plate (2) is fixedly connected with the top of the limiting rod (803).

6. The large-scale injection mold of the automobile headlamp rear shell with the film convenient to take out of the claim 1 is characterized in that: the sliding groove (301) is of a trapezoidal structure, and the limiting blocks (13) are symmetrically arranged inside the sliding groove (301).

7. The large-scale injection mold of the automobile headlamp rear shell with the film convenient to take out, which is characterized in that: the surface of the upper ejector plate (5) is provided with ejector sleeve ejector pins (501) at equal intervals, and the position, corresponding to the ejector sleeve ejector pins (501), in the movable template (3) is provided with an ejector groove (12).

8. The large-scale injection mold of the automobile headlamp rear shell with the film convenient to take out, which is characterized in that: the fixing groove (802) is obliquely arranged, and the limiting rod (803) is obliquely arranged.

Images