CN216884970U

CN216884970U - Injection mold for forming water pipe elbow

Info

Publication number: CN216884970U
Application number: CN202123077811.6U
Authority: CN
Inventors: 吕立英
Original assignee: Shanghai Fine Leaf Rubber And Plastic Products Co ltd
Current assignee: Shanghai Fine Leaf Rubber And Plastic Products Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-07-05
Anticipated expiration: 2031-12-09

Abstract

The utility model relates to the technical field of casting molds, in particular to an injection mold for forming a water pipe elbow, which comprises a workbench, two upright posts, a top plate, a cylinder, a support piece, a plurality of upper molds and a plurality of lower molds, wherein the upper mold is provided with a plurality of upper mold cavities; the two upright posts are respectively and fixedly connected with the workbench, the top plate is respectively and fixedly connected with the two upright posts, the air cylinder is fixedly connected with the top plate, the support piece is fixedly connected with the air cylinder output rod, the upper dies are respectively and fixedly connected with the support piece, the upper dies are provided with injection molding holes, and the lower dies are respectively and fixedly connected with the workbench; promote support piece and a plurality of mould down through the cylinder for a plurality of moulds of going up are laminated with a plurality of bed dies respectively, through mould and the inside work of moulding plastics that carries on of bed die on the injection molding hole, make the water pipe elbow after the shaping, thereby can a plurality of water pipe elbows of injection moulding simultaneously, improve production efficiency.

Description

Injection mold for forming water pipe elbow

Technical Field

The utility model relates to the technical field of casting molds, in particular to an injection mold for forming a water pipe elbow.

Background

The water pipe elbow is a pipe fitting for changing the direction of a pipeline, is divided into three types of elbows of 45 degrees, 90 degrees and 180 degrees according to angles, is most commonly used, and also comprises elbows of other abnormal angles such as 60 degrees and the like according to engineering requirements, and is usually manufactured in a mould through injection molding.

At present, the prior art CN213733138U discloses an injection mold for forming a water pipe elbow, which includes a base, wherein a base station is arranged at the top of the base, a lower die holder is installed at the top of the base station, an elbow die table is arranged at the top of the lower die holder, a groove is formed at the top of the base station, an electric push rod is fixedly installed inside the groove, a support frame is fixedly welded on the surface of the base station, a hydraulic cylinder is fixedly installed at the top of the support frame, a hydraulic rod of the hydraulic cylinder penetrates through the top of the support frame and is fixedly connected with an upper die holder, and an elbow die groove corresponding to the elbow die table is formed at the bottom of the upper die holder; the device has the advantages that the displacement deviation of the upper and lower die holders under the pressure of the hydraulic cylinder is avoided, the injection molding precision and the production quality of the water pipe elbow are improved, the injection molding efficiency of the device is improved, the device is different from single-hole injection molding, and the injection molding is more uniform.

By adopting the mode, only one water pipe elbow can be injection molded at one time, a plurality of water pipe elbows cannot be injection molded simultaneously, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an injection mold for forming water pipe elbows, which can simultaneously form a plurality of water pipe elbows by injection molding and improve the production efficiency.

In order to achieve the purpose, the utility model provides an injection mold for forming a water pipe elbow, which comprises a workbench, two upright posts, a top plate, a cylinder, a supporting piece, a plurality of upper molds and a plurality of lower molds; the two upright columns are respectively fixedly connected with the workbench and are positioned on two sides of the workbench; the top plate is fixedly connected with the two upright columns respectively and is positioned on one side of the two upright columns, which is far away from the workbench; the cylinder is fixedly connected with the top plate and is positioned above the top plate; the supporting piece is fixedly connected with the cylinder output rod and is positioned on the side edge of the cylinder; the upper dies are respectively fixedly connected with the supporting piece and are respectively positioned below the supporting piece; the upper die is provided with an injection molding hole; and the lower dies are fixedly connected with the workbench respectively and are positioned above the workbench respectively.

Wherein the support comprises a support plate and two sliders; the supporting plate is fixedly connected with the cylinder output rod and is positioned on the side edge of the cylinder; the two sliding blocks are respectively fixedly connected with the supporting plate, are respectively penetrated by the two upright posts and are positioned on two sides of the supporting plate.

Wherein the support plate further comprises a plurality of guide rods; the guide rods are fixedly connected with the supporting plate respectively, penetrate through the top plate respectively, and are located on the side edges of the supporting plate respectively.

The workbench comprises a supporting seat, a plurality of elastic pieces and a base; the supporting seat is fixedly connected with the two stand columns respectively, is fixedly connected with the lower dies respectively, and is positioned on one side, away from the top plate, of the two stand columns; the elastic pieces are respectively and fixedly connected with the supporting seat and are respectively positioned on one side of the supporting seat, which is far away from the lower dies; the base is respectively fixedly connected with the elastic pieces and is positioned on one side, far away from the supporting seat, of the elastic pieces.

Wherein the elastic member comprises a spring and a connecting rod; the spring is fixedly connected with the base and is positioned in the base; the connecting rod with spring fixed connection, and with supporting seat fixed connection, and be located the spring with between the supporting seat.

According to the injection mold for forming the water pipe elbow, the upper mold and the lower mold are provided with the slotted holes consistent with the water pipe elbow, when the injection mold is used, the air cylinder pushes the support piece to move downwards, the support piece drives the upper molds to move downwards, so that the lower surfaces of the upper molds are respectively attached to the upper surfaces of the lower molds, then injection molding is carried out on the upper molds and the lower molds through the injection molding holes, the water pipe elbow is formed, the support piece and the upper molds are driven to move upwards by controlling the air cylinder, and a worker can take the water pipe elbows formed by injection molding from the lower molds to carry out the next injection molding; through the mode, a plurality of water pipe elbows can be simultaneously injection-molded, and the production efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of an injection mold for forming a water pipe elbow according to the present invention.

FIG. 2 is another schematic structural view of an injection mold for forming a water pipe elbow according to the present invention.

FIG. 3 is a sectional view of an injection mold for forming a water pipe elbow according to the present invention.

1-workbench, 2-upright post, 3-top plate, 4-cylinder, 5-supporting piece, 6-upper die, 7-lower die, 60-injection molding hole, 11-supporting seat, 12-elastic piece, 13-base, 51-supporting plate, 52-sliding block, 53-guide rod, 121-spring and 122-connecting rod.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 3, the present invention provides an injection mold for forming a water pipe elbow, comprising: the device comprises a workbench 1, two upright posts 2, a top plate 3, a cylinder 4, a support piece 5, a plurality of upper dies 6 and a plurality of lower dies 7; the two upright columns 2 are respectively fixedly connected with the workbench 1 and are positioned at two sides of the workbench 1; the top plate 3 is respectively fixedly connected with the two upright posts 2 and is positioned on one side of the two upright posts 2 away from the workbench 1; the cylinder 4 is fixedly connected with the top plate 3 and is positioned above the top plate 3; the supporting piece 5 is fixedly connected with an output rod of the air cylinder 4 and is positioned on the side edge of the air cylinder 4; the upper dies 6 are respectively and fixedly connected with the supporting piece 5 and are respectively positioned below the supporting piece 5; the upper die 6 has an injection molding hole 60; the lower dies 7 are fixedly connected with the workbench 1 respectively and are positioned above the workbench 1 respectively.

In this embodiment, the upper mold 6 and the lower mold 7 are provided with slotted holes consistent with the water pipe elbows, when in use, the air cylinder 4 pushes the support piece 5 to move downwards, the support piece 5 drives the plurality of upper molds 6 to move downwards, so that the lower surfaces of the plurality of upper molds 6 are respectively attached to the upper surfaces of the plurality of lower molds 7, then the injection molding work is performed inside the upper mold 6 and the lower molds 7 through the injection molding holes 60, the water pipe elbows are prepared after molding, and a worker can take the plurality of injection molded water pipe elbows out of the plurality of lower molds 7 by controlling the air cylinder 4 to drive the support piece 5 and the plurality of upper molds 6 to move upwards so as to perform the next injection molding work; through the mode, a plurality of water pipe elbows can be simultaneously injection-molded, and the production efficiency is improved.

Further, the support 5 comprises a support plate 51 and two sliders 52; the supporting plate 51 is fixedly connected with an output rod of the cylinder 4 and is positioned on the side edge of the cylinder 4; the two sliding blocks 52 are respectively fixedly connected with the supporting plate 51, are respectively penetrated by the two upright posts 2 and are positioned on two sides of the supporting plate 51; the support plate 51 further comprises a plurality of guide rods 53; the guide rods 53 are respectively fixedly connected with the supporting plate 51, respectively penetrate through the top plate 3, and are respectively positioned on the side edges of the supporting plate 51.

In this embodiment, the sliding block 52 is provided with a through groove matched with the upright 2, the supporting plate 51 can support a plurality of upper molds 6, when the air cylinder 4 pushes the supporting plate 51 to move longitudinally, the supporting plate 51 can drive the two sliding blocks 52 to respectively slide on the two upright 2, and the position of the upper mold 6 can be prevented from shifting by using the limiting effect of the upright 2 on the sliding blocks 52; be equipped with on roof 3 a plurality of with the logical groove that the guide bar 53 matches, cylinder 4 drives can drive a plurality ofly during backup pad 51 longitudinal movement the guide bar 53 slides on the roof 3, utilizes roof 3 is right the limiting displacement of guide bar 53 can prevent backup pad 51 and a plurality of the skew appears when going up mould 6 and removing.

Further, the workbench 1 comprises a supporting seat 11, a plurality of elastic pieces 12 and a base 13; the supporting seats 11 are respectively and fixedly connected with the two upright columns 2, are respectively and fixedly connected with the lower dies 7, and are positioned on one sides of the two upright columns 2 far away from the top plate 3; the elastic pieces 12 are respectively and fixedly connected with the supporting seat 11 and are respectively positioned on one side of the supporting seat 11 far away from the lower dies 7; the base 13 is respectively fixedly connected with the plurality of elastic members 12 and is located on one side of the plurality of elastic members 12 far away from the supporting seat 11.

In this embodiment, the supporting seat 11 can support a plurality of the lower molds 7, the elastic member 12 has elasticity, and when the upper mold 6 contacts the lower molds 7 under the action of the cylinder 4, the elastic member 12 can contract, and the plurality of the elastic members 12 can provide a buffer effect, so as to prevent the upper mold 6 and the lower molds 7 from being damaged due to an excessive pressure of the upper mold 6 on the lower molds 7.

Further, the elastic member 12 includes a spring 121 and a connecting rod 122; the spring 121 is fixedly connected with the base 13 and is positioned inside the base 13; the connecting rod 122 is fixedly connected with the spring 121, fixedly connected with the supporting seat 11, and located between the spring 121 and the supporting seat 11.

In this embodiment, when the upper mold 6 contacts the lower mold 7 under the action of the cylinder 4, the base 13 is stressed and pushes the plurality of connecting rods 122 to move downwards, the plurality of connecting rods 122 compress the plurality of springs 121, and the plurality of springs 121 can provide a buffer effect, so as to prevent the upper mold 6 and the lower mold 7 from being damaged due to excessive pressure of the upper mold 6 on the lower mold 7; the base 13 is provided with a slot hole matched with the spring 121 and the connecting rod 122, so that the spring 121 can be prevented from bending when stretching and contracting, and the connecting rod 122 can be prevented from offsetting when moving, and therefore the lower die 7 can be prevented from offsetting.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.

Claims

1. An injection mold for forming a water pipe elbow, which is characterized in that,

the device comprises a workbench, two upright posts, a top plate, a cylinder, a support piece, a plurality of upper dies and a plurality of lower dies; the two upright columns are respectively fixedly connected with the workbench and are positioned on two sides of the workbench; the top plate is fixedly connected with the two upright columns respectively and is positioned on one side of the two upright columns, which is far away from the workbench; the cylinder is fixedly connected with the top plate and is positioned above the top plate; the supporting piece is fixedly connected with the cylinder output rod and is positioned on the side edge of the cylinder; the upper dies are respectively fixedly connected with the supporting piece and are respectively positioned below the supporting piece; the upper die is provided with an injection molding hole; and the lower dies are fixedly connected with the workbench respectively and are positioned above the workbench respectively.

2. The injection mold for molding a water pipe elbow as claimed in claim 1,

the supporting piece comprises a supporting plate and two sliding blocks; the supporting plate is fixedly connected with the cylinder output rod and is positioned on the side edge of the cylinder; the two sliding blocks are respectively fixedly connected with the supporting plate, are respectively penetrated by the two upright posts and are positioned on two sides of the supporting plate.

3. The injection mold for molding a water pipe elbow as claimed in claim 2,

the support plate further comprises a plurality of guide rods; the guide rods are fixedly connected with the supporting plate respectively, penetrate through the top plate respectively, and are located on the side edges of the supporting plate respectively.

4. The injection mold for molding a water pipe elbow as claimed in claim 1,

5. The injection mold for molding a water pipe elbow as claimed in claim 4,

the elastic piece comprises a spring and a connecting rod; the spring is fixedly connected with the base and is positioned in the base; the connecting rod with spring fixed connection, and with supporting seat fixed connection, and be located the spring with between the supporting seat.