CN210308798U - Single battery case injection mold of improved generation - Google Patents

Abstract

The utility model discloses a single battery case injection mold of improved generation, including master model, oil hydraulic cylinder, slider pole, slider, push pedal, public mould and injection molding, the preceding terminal surface center department fixedly connected with of master model is used for flexible oil hydraulic cylinder. The utility model discloses a process of penetrating the glue of injection molding machine divide into two stages, withhold the core of opening with the local top both sides of little slider earlier, fill the area more than 80% of product both sides earlier, loose little slider that moves back again, the core both sides have most glue this moment, both sides have had the holding power to guarantee, penetrate remaining 20% glue again and have become easy, increase the design of master model mold insert simultaneously, increase former master model benevolence, alternate tunnel slider in the master model simultaneously, the oil hydraulic cylinder drive is used in the tunnel slip, the drive signal of oil hydraulic cylinder comes from penetrating of injection molding machine and glues signal and delayer, the utility model discloses can reach the group battery and subtract heavy, simple process, cost reduction's effect.

Description

Single battery case injection mold of improved generation

Technical Field

The utility model relates to the technical field of molds, specifically be a single battery case injection mold of improved generation.

Background

At present, most plastic thin-wall products such as water cups in the market are manufactured by vacuum forming or blow molding technology, but the tolerance distribution of the overall dimension of the products is too large, precision assembly cannot be met, the thin-wall products of the lunch boxes can be formed by injection molding, but the products are affected by the shapes of the products (the side walls must have large demolding inclination and fillet transition), the thin-wall products are not suitable for the requirements of power batteries on assembly space, and for rectangular open box-shaped structures of the battery boxes, the precision and the wall thickness of the products are guaranteed without good forming technical scheme at present, so that the problem existing in the prior art is solved urgently by an improved single battery box injection mold.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a single battery case injection mold of improved generation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an improved single battery box injection mold comprises a female mold, an oil hydraulic cylinder, a slide block rod, a slide block, a push plate, a male mold and an injection molding part,

the injection molding die comprises a female die and a male die, and is characterized in that an oil hydraulic cylinder for stretching is fixedly connected to the center of the front end face of the female die, slider rods are symmetrically and slidably clamped to the inner end face of the oil hydraulic cylinder, two groups of sliders are symmetrically sleeved on the outer end face of the slider rods and are slidably connected to the inner end face of the female die, an injection molding part is movably connected to the inner end face of the female die, a male die for molding is slidably clamped to the bottom end face of the female die, a push plate for ejecting is slidably sleeved at the bottom of the inner end face of the male die, the male die comprises a male die holder, a connecting groove and a core, the core for molding is fixedly connected to the center of the bottom end face of the male die holder, and the connecting groove for connection is formed in the bottom.

Preferably, the female die comprises a limiting plate, a fixed clamping plate, a fixed die holder, a sliding block clamping groove, a sliding block rod clamping groove, an injection molding groove and a fixed cover plate, the front end face of the fixed die holder is fixedly connected with the limiting plate for limiting, and a fixed clamping plate for limiting is movably connected at the center of the front end surface of the fixed die holder, wherein, a fixed cover plate for sealing the cover is clamped at the center of the upper end surface of the fixed die holder in a sliding way, the inner part of the fixed die holder is symmetrically provided with slide block rod clamping grooves for connection in a through way, the center of the upper end surface of the fixed die holder is provided with an injection molding groove for molding, the side end face of the inner end face of the injection molding groove is symmetrically provided with two groups of sliding block clamping grooves in a through mode, the fixing clamping plate can be fixed on the front end face of the oil hydraulic cylinder, and therefore the subsequent oil hydraulic cylinder can conveniently drive the sliding block rod to move.

Preferably, the slider clamping groove is communicated with the slider rod clamping groove, and the slider clamping groove is matched with the slider, wherein the slider is movably clamped on the inner end face of the female die through the slider clamping groove, so that enough space can be provided for the subsequent movement of the slider in the female die.

Preferably, the slider rod clamping groove is matched with the slider rod, the slider rod is connected to the inner end face of the female die in a sliding mode through the slider rod clamping groove, the fixing clamping plate is fixedly clamped with the slider rod, the injection molding uniformity of a subsequent injection molding part can be effectively improved, and the uniform wall thickness can be effectively generated.

Preferably, the bottom in the groove of moulding plastics is provided with the plastic groove, just the plastic groove slides the joint with core looks adaptation, can make things convenient for follow-up carry out quick ejecting with the injection molding, and convenient follow-up collection.

Preferably, the front end face of the limiting plate is provided with a connecting hole and a positioning hole, and the oil hydraulic cylinder is fixedly connected to the outer end face of the female die through the connecting hole and the positioning hole, so that the oil hydraulic cylinder can be conveniently and rapidly positioned, and the subsequent oil hydraulic cylinder can be conveniently and rapidly stretched.

Preferably, the connecting groove is matched with the push plate, and the push plate is connected to the upper end face of the male die through the connecting groove in a sliding mode, so that the injection molding piece can be ejected quickly in a follow-up process.

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

in the traditional injection molding process, in the process of injection molding of lunch box products, the left and right positions of a female die are required to be continuously debugged in a manner of adding a gasket to adapt to the change of the injection molding pressure during starting, the method is a method for reducing the difference of the glue thickness of the two sides of the product as much as possible, the wall thickness of the product cannot be ensured to be uniform, the scheme is not applicable to automobile products, the wall thickness of all the products cannot be ensured to be uniform, compared with the traditional injection molding process, the utility model divides the glue injection process of an injection molding machine into two stages, firstly uses a small slide block to locally push the two sides to prop against the open core, firstly fills more than 80% of the area of the two sides of the product, then loosens the small slide block, at the moment, has most of glue on the two sides of the core, has the support force on the two sides, and then injects the rest 20%, the tunnel slider alternates in the master model simultaneously, and the tunnel slides and uses the oil hydraulic cylinder drive, and the drive signal of oil hydraulic cylinder comes from penetrating of injection molding machine and glues signal and delayer, the utility model discloses can reach the group battery and subtract heavy, simple process, cost reduction's effect.

Drawings

FIG. 1 is an exploded view of the main body of the present invention;

FIG. 2 is an assembly view of the main body of the present invention;

FIG. 3 is an exploded view of the female mold of the present invention;

FIG. 4 is an assembly view of the female mold of the present invention;

fig. 5 is a schematic view of the male mold structure of the present invention.

In the figure: 1-female die, 2-oil hydraulic cylinder, 3-sliding block rod, 4-sliding block, 5-push plate, 6-male die, 7-injection molding part, 101-limiting plate, 102-fixing clamping plate, 103-fixing die holder, 104-sliding block clamping groove, 105-sliding block rod clamping groove, 106-injection molding groove, 107-fixing cover plate, 601-male die holder, 602-connecting groove and 603-core.

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. 1-5, the present invention provides an embodiment: an improved single battery box injection mold comprises a female mold 1, an oil hydraulic cylinder 2, a slide block rod 3, a slide block 4, a push plate 5, a male mold 6 and an injection molding part 7,

the central position of the front end face of the female die 1 is fixedly connected with an oil hydraulic cylinder 2 for stretching, and the inner end face of the oil hydraulic cylinder 2 is symmetrically clamped with a slider rod 3 in a sliding manner, wherein the outer end face of the slider rod 3 is symmetrically sleeved with two groups of sliders 4, the sliders 4 are slidably connected with the inner end face of the female die 1, the inner end face of the female die 1 is movably connected with an injection molding part 7, the bottom end face of the female die 1 is clamped with a male die 6 for shaping in a sliding manner, and the bottom of the inner end face of the male die 6 is slidably sleeved with a push plate 5 for ejecting, wherein the male die 6 comprises a male die holder 601, a connecting groove 602 and a die core 603, the central position of the bottom end face of the male die holder 601 is fixedly connected with the die core 603 for shaping, and the bottom end.

The female die 1 comprises a limit plate 101, a fixed clamping plate 102, a fixed die holder 103, a slider clamping groove 104, a slider rod clamping groove 105, an injection molding groove 106 and a fixed cover plate 107, wherein the front end surface of the fixed die holder 103 is fixedly connected with the limit plate 101 for limiting, a fixed clamping plate 102 for limiting is movably connected at the center of the front end surface of the fixed die holder 103, wherein, a fixed cover plate 107 for sealing is clamped at the center of the upper end surface of the fixed die holder 103 in a sliding way, slide block rod clamping grooves 105 for connection are symmetrically perforated in the fixed die holder 103, and an injection molding groove 106 for molding is arranged at the center of the upper end surface of the fixed die holder 103, two sets of slider clamping grooves 104 are symmetrically arranged on the side end face of the inner end face of the injection molding groove 106 in a penetrating manner, and the fixing clamping plate 102 can be fixed on the front end face of the oil hydraulic cylinder 2, so that the subsequent oil hydraulic cylinder 2 can conveniently drive the slider rod 3 to move.

The slider clamping groove 104 is communicated with the slider rod clamping groove 105, the slider clamping groove 104 is matched with the slider 4, the slider 4 is movably clamped on the inner end face of the female die 1 through the slider clamping groove 104, and sufficient space can be provided for the subsequent movement of the slider 4 in the female die 1.

Slider pole draw-in groove 105 and slider pole 3 looks adaptation, and slider pole 3 passes through slider pole draw-in groove 105 sliding connection at the interior terminal surface of master model 1, and wherein, fixed cardboard 102 carries out fixed joint with slider pole 3, can effectively improve the degree of consistency that follow-up injection molding 7 was moulded plastics, can effectively produce even wall thickness.

The bottom in groove 106 of moulding plastics is provided with the moulding groove, and moulding groove and core 603 looks adaptation slip joint, can conveniently follow-up carry out quick ejecting with injection molding 7, and convenient follow-up collection.

The front end face of the limiting plate 101 is provided with a connecting hole and a positioning hole, and the oil hydraulic cylinder 2 is fixedly connected to the outer end face of the female die 1 through the connecting hole and the positioning hole, so that the oil hydraulic cylinder 2 can be conveniently and rapidly positioned, and the subsequent oil hydraulic cylinder 2 can be conveniently and rapidly stretched.

The connecting groove 602 is matched with the push plate 5, and the push plate 5 is slidably connected to the upper end face of the male die 6 through the connecting groove 602.

The working principle is as follows: when injection molding is carried out, the oil hydraulic cylinder 2 drives the slider rod 3 to retreat, the matching diameter is reduced, the slider 4 is in a loosening state, the oil hydraulic cylinder 2 drives the slider rod 3 to advance, the matching diameter is increased, the slider 4 is in a locking state, the front end of the slider 4 at the moment props against the white mold core 603, the slider can not swing left and right, the slider 4 is in the locking state, the front-section injection time is about 0.3 second, the position of the slider 4, which props against the mold core 603, is broken, a product is not filled, the injection signal is transmitted to the delayer, the signal is transmitted to the oil hydraulic cylinder 2 through 0.3 second delay, the slider 4 is driven to retreat 0.5MM, the injection continues to fill the blank area of the retreating of the slider 4, the two sides of the mold core 603 have large-area glue support at the moment, the offset phenomenon is avoided, the injection is completed, and.

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 (7)

1. The utility model provides a single battery case injection mold of improved generation which characterized in that: comprises a female die (1), an oil hydraulic cylinder (2), a slide block rod (3), a slide block (4), a push plate (5), a male die (6) and an injection molding part (7),

an oil hydraulic cylinder (2) for stretching is fixedly connected at the center of the front end face of the female die (1), slider rods (3) are symmetrically and slidably clamped on the inner end face of the oil hydraulic cylinder (2), wherein two groups of sliders (4) are symmetrically sleeved on the outer end face of the slider rods (3), the sliders (4) are slidably connected on the inner end face of the female die (1), an injection molding piece (7) is movably connected on the inner end face of the female die (1), a male die (6) for molding is slidably clamped on the bottom end face of the female die (1), a push plate (5) for ejecting is slidably sleeved on the bottom of the inner end face of the male die (6), the male die (6) comprises a male die holder (601), a connecting groove (602) and a die core (603), and a molding core (603) for molding is fixedly connected at the center of the bottom end face of the male die holder (601), and a connecting groove (602) for connection is formed in the bottom end face of the male die holder (601).

2. The improved single battery case injection mold of claim 1, wherein: the female die (1) comprises a limit plate (101), a fixed clamping plate (102), a fixed die holder (103), a slider clamping groove (104), a slider rod clamping groove (105), an injection molding groove (106) and a fixed cover plate (107), the front end surface of the fixed die holder (103) is fixedly connected with a limit plate (101) for limiting, a fixed clamping plate (102) for limiting is movably connected at the center of the front end surface of the fixed die holder (103), wherein, a fixed cover plate (107) for sealing the cover is clamped at the center of the upper end surface of the fixed die holder (103) in a sliding way, slide block rod clamping grooves (105) for connection are symmetrically arranged in the fixed die holder (103) in a penetrating way, an injection molding groove (106) for molding is arranged at the center of the upper end surface of the fixed die holder (103), two groups of sliding block clamping grooves (104) are symmetrically and penetratingly arranged on the side end face of the inner end face of the injection molding groove (106).

3. The improved single battery case injection mold of claim 2, wherein: the sliding block clamping groove (104) is communicated with the sliding block rod clamping groove (105), the sliding block clamping groove (104) is matched with the sliding block (4), and the sliding block (4) is movably clamped on the inner end face of the female die (1) through the sliding block clamping groove (104).

4. The improved single battery case injection mold of claim 2, wherein: the sliding block rod clamping groove (105) is matched with the sliding block rod (3), the sliding block rod (3) is connected to the inner end face of the female die (1) in a sliding mode through the sliding block rod clamping groove (105), and the fixing clamping plate (102) is fixedly clamped with the sliding block rod (3).

5. The improved single battery case injection mold of claim 2, wherein: the bottom in groove (106) of moulding plastics is provided with the plastic groove, just the plastic groove slides the joint with core (603) looks adaptation.

6. The improved single battery case injection mold of claim 2, wherein: the front end face of the limiting plate (101) is provided with a connecting hole and a positioning hole, and the oil hydraulic cylinder (2) is fixedly connected to the outer end face of the female die (1) through the connecting hole and the positioning hole.

7. The improved single battery case injection mold of claim 1, wherein: the connecting groove (602) is matched with the push plate (5), and the push plate (5) is connected to the upper end face of the male die (6) through the connecting groove (602) in a sliding mode.

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