CN210880626U

CN210880626U - Plastic is mould for injection molding

Info

Publication number: CN210880626U
Application number: CN201921473365.0U
Authority: CN
Inventors: 张�杰
Original assignee: Hangzhou Aijia Stationery Co ltd
Current assignee: Hangzhou Aijia Stationery Co ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-06-30
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a plastic mould for injection molding, the slide block comprises a slide block, go up the mould cavity, the lower mould cavity, a workbench, T shape bolt, base and ejector pin A, T shape bolt fixed connection is passed through in last mould cavity one end to slider one end, T shape bolt fixed connection is passed through in workstation one end to lower mould cavity one end, T shape bolt includes the T-shaped piece, the screw rod, circular gasket and nut, screw rod one end is passed through thread fixed connection inside the T-shaped piece, the nested in screw rod one end in the middle part of the circular gasket, the nut passes through thread fixed connection in screw rod one end, screw fixed connection is passed through in workstation one side in base one side, ejector pin A one end imbeds inside the base, at first, the plastics circulation is convenient, secondly, it explode.

Description

Plastic is mould for injection molding

Technical Field

The utility model relates to the technical field of mold, specifically say a plastic is mould for injection molding.

Background

The mould is various moulds and tools for obtaining required products by injection moulding, blow moulding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production, the injection mould is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate sizes, and the injection moulding is a processing method used for batch production of parts with complex shapes, and specifically refers to that plastic melted by heating is injected into a mould cavity at high pressure by an injection moulding machine, and a formed product is obtained after cooling and solidification.

However, it has been found through analysis that the conventional mold for plastic injection molding has the following disadvantages; one is as follows: plastic is inconvenient to circulate, and the second is that: the mold cavity cannot be replaced; and thirdly: the plastic part is easy to top burst.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above insufficiency, the utility model provides a plastic is mould for injection molding herein, at first the plastics circulation is convenient, secondly can change the die cavity, moulds the difficult top of piece simultaneously and explodes.

The utility model discloses a realize like this, construct a plastic mould for injection molding, the slide block comprises a slide block, go up the mould cavity, the lower mould cavity, a workbench, T shape bolt, base and ejector pin A, T shape bolt fixed connection is passed through in last mould cavity one end to slider one end, T shape bolt fixed connection is passed through in lower mould cavity one end in workstation one end, T shape bolt includes T-shaped piece, the screw rod, circular gasket and nut, screw rod one end is passed through thread fixed connection inside T-shaped piece, the nested in screw rod one end in the middle part of the circular gasket, the nut passes through thread fixed connection in screw rod one end, screw fixed connection is passed through in workstation one side in base one side, ejector pin one end imb.

Further, the slider includes T-slot and sprue gate, and the T-slot is seted up in slider one end, and the sprue gate is seted up in the slider middle part, pours the raw materials of moulding plastics through the sprue gate, fixes a position through the T-slot and goes up the mould cavity.

Further, go up the mould cavity and include recess, constant head tank A and passageway, the recess is seted up in last mould cavity one end, and constant head tank A are seted up respectively in last mould cavity both ends, and the passageway is seted up in last mould cavity middle part, through recess location slider, through constant head tank and constant head tank A location lower mould cavity, passageway guide raw materials.

Further, the lower mould cavity includes the locating pin, locating pin A, recess A, the roof, a spring, counter bore and spring A, locating pin and locating pin A one end are respectively through welded fastening in lower mould cavity one side, recess A sets up in lower mould cavity opposite side, the counter bore is set up in lower mould cavity middle part, spring and spring A one end are fixed in counter bore one end respectively through the screw, the spring and the spring A other end are fixed in roof one side respectively through the screw, mould cavity on the location through locating pin and locating pin A, through recess A positioning table, through the ejecting product of roof, carry out the roof through spring and spring A and reset.

Further, the workstation includes ejector pin, spring B, T groove A, spring C and bottom plate, and screw fixed connection is passed through in bottom plate one side to ejector pin one end, and screw fixed connection is passed through respectively in bottom plate one side to spring B, spring C one end, and the spring B, the spring C other end pass through screw fixed connection in workstation one side, and T-shaped groove A sets up in workstation one side, and bottom plate 44 promotes the ejector pin, and spring B and spring C cushion and reset.

The utility model discloses at first the plastics circulation is convenient, secondly can change the die cavity, moulds the difficult top of piece simultaneously and explodes, and the concrete embodiment is:

the method has the advantages that: sprue gate and passageway all are the straight line, and the mould is vertical to putting, and plastics can not lead to the fact the passageway to block up through turning round the district, and plastics circulation is convenient.

The method has the advantages that: the upper die cavity and the lower die cavity can be detached and replaced by detaching the T-shaped bolt for connecting the upper die cavity and the sliding block and detaching the T-shaped bolt for connecting the lower die cavity and the workbench.

The method has the advantages that: the ejector rod A7 pushes the bottom plate 44, the bottom plate 44 pushes the ejector rod 41, the ejector rod 41 pushes the top plate 36 to eject out a formed product, the bottom plate 44 is provided with a spring B42 and a spring C43 to buffer, the top plate 36 is provided with a spring 34 and a spring A35 to buffer, the force borne by the top plate is greatly reduced under two buffering positions, the surface area of the top plate is large, and the plastic part is not easy to top explode.

Drawings

FIG. 1 is a schematic view of the structure of the plastic injection mold of the present invention;

FIG. 2 is a schematic diagram A-A of the structure of the upper mold cavity and the slide block of the plastic injection mold of the present invention;

FIG. 3 is a schematic B-B diagram of the structure of the lower mold cavity and the workbench of the plastic injection mold of the present invention;

FIG. 4 is a schematic view of the plastic injection mold of the present invention showing a partially enlarged structure in FIG. 1;

fig. 5 is a schematic view of the T-shaped bolt structure of the plastic injection mold of the present invention.

Sequence numbers shown in the figures: the device comprises a sliding block 1, a T-shaped groove 12, a pouring gate 11, an upper die cavity 2, a groove 21, a positioning groove 22, a positioning groove A23, a channel 24, a lower die cavity 3, a positioning pin 31, a positioning pin A32, a groove A33, a top plate 36, a spring 34, a spring A35, a counter bore 37, a push rod 41, a workbench 4, a spring B42, a spring C43, a bottom plate 44, a T-shaped groove A45, a T-shaped bolt 5, a T-shaped block 51, a screw 52, a circular gasket 53, a nut 54, a base 6 and a push rod A7.

Detailed Description

The present invention will be described in detail below with reference to the attached drawings, and the technical solutions in the embodiments of the present invention will be clearly and completely described. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention; furthermore, the terms "first," "second," "third," "upper, lower, left, right," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a plastic injection mold through improvement, as shown in the attached drawings of the specification, the plastic injection mold can be implemented as follows; including slider 1, go up die cavity 2, lower die cavity 3, workstation 4, T shape bolt 5, base 6 and ejector pin A7, 5 fixed connection in last die cavity 2 one end are passed through to slider 1 one end, lower die cavity 3 one end is passed through T shape bolt 5 fixed connection in 4 one ends of workstation, T shape bolt 5 includes T-shaped piece 51, screw rod 52, circular gasket 53, nut 54, screw rod 52 one end is passed through screw thread fixed connection inside T-shaped piece 51, circular gasket 53 middle part nestification is in screw rod 52 one end, nut 54 passes through screw thread fixed connection in screw rod 52 one end, screw thread fixed connection is passed through in workstation 4 one side in base 6 one side, ejector pin A7 one end is embedded in inside base 6.

More specifically, slider 1 includes T-slot 12 and sprue gate 11, and T-slot 12 is seted up in slider 1 one end, and sprue gate 11 is seted up in slider 1 middle part, pours the raw materials of moulding plastics through sprue gate 11, fixes a position through T-slot 12 and goes up mold cavity 2.

More specifically, go up mold cavity 2 and include recess 21, constant head tank 22, constant head tank A23 and passageway 24, recess 21 is seted up in last mold cavity 2 one end, and constant head tank 22 and constant head tank A23 are seted up respectively in last mold cavity 2 both ends, and passageway 24 is seted up in last mold cavity 2 middle part, through recess 21 location slider 1, through constant head tank 22 and constant head tank A23 location lower mold cavity 3, passageway 24 guide raw materials.

More specifically, lower die cavity 3 includes locating pin 31, locating pin a32, recess a33, roof 36, spring 34, counter bore 37 and spring a35, locating pin 31 and locating pin a32 one end are respectively through welded fastening in lower die cavity 3 one side, recess a33 sets up in lower die cavity 3 opposite side, counter bore 37 sets up in lower die cavity 3 middle part, spring 34 and spring a35 one end are fixed in counter bore 37 one end respectively through the screw, spring 34 and the spring a35 other end are fixed in roof 36 one side respectively through the screw, mould cavity 2 is gone up in location through locating pin 31 and locating pin a32 location, fix a position workstation 4 through recess a33, ejecting product through roof 36, carry out roof 36 through spring 34 and spring a35 and reset.

More specifically, the workbench 4 includes a top rod 41, a spring B42, a T-shaped groove a45, a spring C43 and a bottom plate 44, one end of the top rod 41 is fixedly connected to one side of the bottom plate 44 through a screw, one ends of the spring B42 and the spring C43 are respectively fixedly connected to one side of the bottom plate 44 through screws, the other ends of the spring B42 and the spring C43 are fixedly connected to one side of the workbench 4 through a screw, the T-shaped groove a45 is opened to one side of the workbench 4, the bottom plate 44 pushes the top rod 41, and the spring B42 and the spring C43 perform buffering and.

The working principle of the mold for plastic injection molding is as follows: slider 1 and last mould cavity 2 pass through T-slot 12 and recess 21 location, make slider 1 and last mould cavity 2 fixed connection through T bolt 5, it passes through locating slot 22 and locating slot A23 location position round pin 31 and locating pin A32 in the lower mould cavity 3 to go up mould cavity 2, lower mould cavity 3 passes through T-slot A45 in recess A33 location workstation 4, make lower mould cavity 3 and workstation 4 fixed connection through T bolt 5, it makes last mould cavity 2 and the coincidence of lower mould cavity 3 to push down through slider 1, pour the raw materials through sprue gate 11 pouring, the raw materials gets into the mould intracavity through passageway 24 and stereotypes, after the raw materials cooling shaping, the mould cavity is mentioned to slider 1, promote bottom plate 44 through ejector pin A7, bottom plate 44 promotes ejector pin 41, ejector pin 41 promotes roof 36 and ejecting with the fashioned product.

In conclusion; the utility model discloses plastic is moulded plastics and is used mould compares with current plastic is moulded plastics and is used mould, and at first the plastics circulation is convenient, secondly can change the die cavity, moulds the difficult top of piece simultaneously and explodes.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a plastic is mould for injection molding, includes slider (1), goes up mould cavity (2), lower mould cavity (3), workstation (4), T shape bolt (5), base (6) and ejector pin A (7), its characterized in that: slider (1) one end is passed through T shape bolt (5) fixed connection in go up mould cavity (2) one end, lower mould cavity (3) one end pass through T shape bolt (5) fixed connection in workstation (4) one end, T shape bolt (5) include T-shaped piece (51), screw rod (52), circular gasket (53) and nut (54), screw rod (52) one end pass through screw thread fixed connection in inside T-shaped piece (51), circular gasket (53) middle part nestification is in screw rod (52) one end, nut (54) pass through screw thread fixed connection in screw rod (52) one end, base (6) one side passes through screw thread fixed connection in workstation (4) one side, ejector pin A (7) one end is embedded in inside base (6).

2. The mold for plastic injection molding according to claim 1, wherein: the slide block (1) comprises a T-shaped groove (12) and a pouring gate (11), wherein the T-shaped groove (12) is formed in one end of the slide block (1), and the pouring gate (11) is formed in the middle of the slide block (1).

3. The mold for plastic injection molding according to claim 1, wherein: go up die cavity (2) including recess (21), constant head tank (22), constant head tank A (23) and passageway (24), last die cavity (2) one end is seted up in recess (21), last die cavity (2) both ends are seted up respectively in constant head tank (22) and constant head tank A (23), last die cavity (2) middle part is seted up in passageway (24).

4. The mold for plastic injection molding according to claim 1, wherein: lower mould cavity (3) are including locating pin (31), locating pin A (32), recess A (33), roof (36), spring (34), counter bore (37) and spring A (35), locating pin (31) and locating pin A (32) one end are respectively through welded fastening in lower mould cavity (3) one side, lower mould cavity (3) opposite side is seted up in recess A (33), counter bore (37) are seted up in lower mould cavity (3) middle part, spring (34) and spring A (35) one end are fixed in counter bore (37) one end respectively through the screw, and spring (34) and spring A (35) other end are fixed in respectively through the screw roof (36) one side.

5. The mold for plastic injection molding according to claim 1, wherein: workstation (4) include ejector pin (41), spring B (42), spring C (43), bottom plate (44) and T-slot A (45), screw fixed connection is passed through to ejector pin (41) one end in bottom plate (44) one side, screw fixed connection is passed through respectively in bottom plate (44) one side to spring B (42), spring C (43) one end, and screw fixed connection is passed through in workstation (4) one side to spring B (42), spring C (43) other end, T-slot A (45) are seted up in workstation (4) one side.