CN212097277U

CN212097277U - Injection mold for paper feeding guide plate of printer

Info

Publication number: CN212097277U
Application number: CN201922293279.8U
Authority: CN
Inventors: 钟群; 李道龙; 李康; 展锴
Original assignee: Pengfei Precision Metal Products Wuxi Co ltd
Current assignee: Pengfei Precision Metal Products Wuxi Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-12-08
Anticipated expiration: 2029-12-19

Abstract

The utility model belongs to the technical field of injection molds, in particular to an injection mold for a paper feeding guide plate of a printer, which comprises a first mold, wherein the right side of the first mold is movably connected with a second mold, the right side wall of the second mold is provided with an injection port, the inner wall of the injection port is provided with an injection pipe, the outer side of the injection pipe is sleeved with a first protective shell and a second protective shell which are distributed front and back, and the first protective shell and the second protective shell are both arranged on the right side wall of the second mold; at first make first mould and second mould merge, then pour the plastics after melting into in the injection moulding pipe, then extrude hot melt plastics into the centre of first mould and second mould through the injection moulding pipe, make the paper feed baffle cooling shaping in the mould, through being provided with first protecting crust and second protecting crust at injection moulding pipe and mouthful junction of moulding plastics, and then can avoid the hot melt plastics seepage in the mould, after the moulding-die is accomplished, can dismantle two protecting crust and clear up the head of moulding plastics to avoid moulding plastics mouthful jam.

Description

Injection mold for paper feeding guide plate of printer

Technical Field

The utility model relates to an injection mold technical field, concretely relates to printer paper feed baffle injection mold.

Background

The casting mold is used for obtaining the structural shape of the part, other easily-formed materials are used for forming the structural shape of the part in advance, then the part is placed into the mold, a cavity with the same structural size as the part is formed in the sand mold, then the fluid liquid is poured into the cavity, and the part with the same structural shape as the mold can be formed after the fluid liquid is cooled and solidified.

Current printer paper feed baffle injection mold is from filling opening seepage hot melt plastics easily at the in-process of moulding plastics, and inconvenient the mould mouth of moulding plastics of the back of seepage simultaneously clears up, leads to moulding plastics the entry jam.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is overcome prior art's defect, provide a printer paper feed baffle injection mold, have the characteristics of avoiding the hot melt plastics seepage in the mould, the convenient mouth of moulding plastics to the mould of while clears up.

The utility model discloses a realize like this, a printer paper feed baffle injection mold, including first mould, the left side fixed mounting of first mould has the pneumatic cylinder, the right side swing joint of first mould has the second mould, the mouth of moulding plastics has been seted up to the right side wall of second mould, the inner wall swing joint of the mouth of moulding plastics has the head of moulding plastics, the right-hand member fixedly connected with conical tube of the head of moulding plastics, the outside intercommunication of conical tube has the connecting pipe, the connecting pipe is located conical tube right-hand, the upper end fixedly connected with of connecting pipe is gone into the hopper, conical tube's right side fixedly connected with moulds plastics the pipe, the outside of the pipe of moulding plastics has cup jointed the first protecting crust and the second protecting crust that distribute from beginning to end, first protecting crust and second protecting crust are all installed in the right side wall of second mould.

For the convenience will melt plastics after extrude, conduct the utility model relates to a printer paper feed baffle injection mold is preferred, the right-hand member fixedly connected with rotating electrical machines of the pipe of moulding plastics, the screw rod is installed to rotating electrical machines's output, the screw rod runs through the pipe of moulding plastics and extends to the inside of the pipe of moulding plastics.

In order to make two protecting crust and second die holding, as the utility model relates to a printer paper feed baffle injection mold is preferred, two limiting plates of right side wall fixedly connected with of second mould, two the limiting plate is located the front and back both sides of the mouth of moulding plastics respectively, the left side wall of first protecting crust and second protecting crust all seted up with two limiting plate assorted spacing grooves.

In order to make first protecting crust and second protecting crust installation, conduct the utility model relates to a printer paper feed baffle injection mold is preferred, and two slots have been seted up to the back lateral wall of first protecting crust, two and slot assorted fixed blocks have been seted up to the preceding lateral wall of second protecting crust.

In order to avoid the fixed block to break away from the slot, conduct the utility model relates to a printer paper feed baffle injection mold is preferred, the back lateral wall fixedly connected with nylon sticky surface of second protecting crust, the lower extreme fixedly connected with nylon of nylon sticky surface colludes the face.

In order to avoid hot melt plastics seepage mould during moulding-die, conduct the utility model relates to a printer paper feed baffle injection mold is preferred, the right-hand member fixedly connected with sealing strip of first mould lateral wall, the inner wall of sealing strip and the lateral wall swing joint of second mould.

In order to reach the shock attenuation effect when first mould removes, as the utility model relates to a printer paper feed baffle injection mold is preferred, the outside swing joint of pneumatic cylinder telescopic link has the spring.

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

1. this kind of printer paper feed baffle injection mold, at first make first mould and second mould merge, then pour into the hopper with the plastics after melting, and it is intraductal to get into the injection moulding through the connecting pipe, then extrude hot melt plastics into the centre of first mould and second mould through the pipe of moulding plastics, after the paper feed baffle cooling forming in the mould, start the pneumatic cylinder and drive first mould and move left, then take out the paper feed baffle, through being provided with first protecting crust and second protecting crust at the pipe of moulding plastics and mouthful junction of moulding plastics, and then can avoid the hot melt plastics seepage in the mould, after the moulding-pressing is accomplished, can dismantle two protecting crust and clear up the head of moulding plastics, thereby avoid moulding plastics mouthful jam.

2. This kind of printer paper feed baffle injection mold, through with two limiting plates and two spacing groove swing joint, and then make two protecting crust and second die holding, through with two fixed blocks and two slot swing joint, and then with first protecting crust and second protecting crust installation to the position of two fixed protecting crust.

3. This kind of printer paper feed baffle injection mold, after first protecting crust and second protecting crust installation, with the other end of nylon hook face in the outside winding round of two protecting crust to make nylon hook face and nylon adhesion, thereby fix two protecting crust on the lateral wall of moulding plastics the pipe.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the split structure of the present invention.

FIG. 3 is an internal structure view of the injection molding pipe of the present invention;

fig. 4 is a longitudinal sectional view of the first protective shell and the second protective shell of the present invention.

In the figure, 1, a first mold; 101. a sealing strip; 2. a hydraulic cylinder; 201. a spring; 3. a second mold; 301. a limiting plate; 302. an injection molding port; 303. a limiting groove; 4. injection molding a tube; 401. a tapered tube; 402. an injection head; 5. a rotating electric machine; 501. a screw; 6. feeding into a hopper; 601. a connecting pipe; 7. a first protective shell; 701. a slot; 8. a second protective shell; 801. a fixed block; 9. nylon sticking surface; 901. nylon hook surface.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

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 those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a printer paper feed baffle injection mold, including first mould 1, the left side fixed mounting of first mould 1 has pneumatic cylinder 2, the right side swing joint of first mould 1 has second mould 3, the mouth 302 of moulding plastics has been seted up to the right side wall of second mould 3, the inner wall swing joint of the mouth 302 of moulding plastics has the head 402 of moulding plastics, the right-hand member fixedly connected with conical tube 401 of the head 402 of moulding plastics, conical tube 401's outside intercommunication has connecting pipe 601, connecting pipe 601 is located conical tube 401 right-hand, the upper end fixedly connected with of connecting pipe 601 goes into hopper 6, conical tube 401's right side fixedly connected with moulds plastics pipe 4, the outside of moulding plastics pipe 4 has cup jointed the first protecting crust 7 and the second protecting crust 8 of front and back distribution, first protecting crust 7 and second protecting crust 8 are all installed in the right side wall of second mould 3.

In this embodiment: firstly, a first mold 1 and a second mold 3 are combined, then molten plastic is poured into a hopper 6 and enters an injection molding pipe 4 through a connecting pipe 601, then the hot-melt plastic is extruded into the middle of the first mold 1 and the second mold 3 through the injection molding pipe 4, after a paper feeding guide plate in the mold is cooled and formed, a hydraulic cylinder 2 is started to drive the first mold 1 to move leftwards, then the paper feeding guide plate is taken out, a first protective shell 7 and a second protective shell 8 are arranged at the joint of the injection molding pipe 4 and an injection molding port 302, further, the leakage of the hot-melt plastic in the mold can be avoided, after the compression molding is completed, the two protective shells can be detached and an injection molding head 402 can be cleaned, and therefore, the blockage of the injection molding port 302 is avoided.

As a technical optimization scheme, the right-hand member fixedly connected with rotating electrical machines 5 of pipe 4 moulds plastics, and screw rod 501 is installed to rotating electrical machines 5's output, and screw rod 501 runs through the inside of pipe 4 and extending to the pipe 4 of moulding plastics.

In this embodiment: after the hot melt plastic enters the injection molding pipe 4, the screw 501 is rotated by starting the rotating motor 5, so that pressure is generated to push the hot melt plastic in the injection molding pipe 4 leftwards, and the hot melt plastic is extruded into a mold.

As a technical optimization scheme of the utility model, two limiting plates 301 of right side wall fixedly connected with of second mould 3, two limiting plates 301 are located the front and back both sides of the mouth 302 of moulding plastics respectively, the left side wall of first protecting crust 7 and second protecting crust 8 all seted up with two limiting plate 301 assorted spacing grooves 303.

In this embodiment: through with two limiting plate 301 and two spacing groove 303 swing joint, and then make two protecting crust and the installation of second mould 3 to the pipe 4 of moulding plastics is cleared up and is dismantled and to two protecting crust conveniently.

As a technical optimization scheme of the utility model, two slots 701 have been seted up to the back lateral wall of first protecting crust 7, and two and slot 701 assorted fixed block 801 have been seted up to the preceding lateral wall of second protecting crust 8.

In this embodiment: through with two fixed blocks 801 and two slots 701 swing joint, and then with first protective housing 7 and the installation of second protective housing 8 to the position of two fixed protective housings.

As a technical optimization scheme of the utility model, the back lateral wall fixedly connected with nylon sticky surface 9 of second protecting crust 8, the lower extreme fixedly connected with nylon hook face 901 of nylon sticky surface 9.

In this embodiment: after the first protective shell 7 and the second protective shell 8 are installed, the other end of the nylon hook surface 901 is wound by a circle on the outer sides of the two protective shells, and the nylon hook surface 901 is adhered to the nylon adhesive surface 9, so that the two protective shells are fixed on the outer side wall of the injection molding pipe 4.

As a technical optimization scheme of the utility model, the right-hand member fixedly connected with sealing strip 101 of 1 lateral wall of first mould, the inner wall of sealing strip 101 and the lateral wall swing joint of second mould 3.

In this embodiment: by providing the sealing tape 101, the leakage of the hot-melt plastic from the gap between the first mold 1 and the second mold 3 during the molding process of the molds can be reduced.

As a technical optimization scheme of the utility model, the outside swing joint of 2 telescopic links of pneumatic cylinder has spring 201.

In this embodiment: through being provided with spring 201, when pneumatic cylinder 2 drove first mould 1 and move left, first mould 1 contacts and rebounds with spring 201, can reach the cushioning effect to first mould 1.

The working principle is as follows: firstly, a first mold 1 and a second mold 3 are combined, then molten plastic is poured into a hopper 6, a rotating motor 5 is started to rotate a screw 501, pressure is generated to push the hot-melt plastic in an injection molding pipe 4 leftwards, the hot-melt plastic is extruded into the mold, then the hot-melt plastic is extruded into the middle of the first mold 1 and the second mold 3 through the injection molding pipe 4, after a paper feeding guide plate in the mold is cooled and formed, a hydraulic cylinder 2 is started to drive the first mold 1 to move leftwards, then the paper feeding guide plate is taken out, a first protective shell 7 and a second protective shell 8 are arranged at the joint of the injection molding pipe 4 and an injection molding port 302, then leakage of the hot-melt plastic in the mold can be avoided, after the compression molding is completed, the two protective shells can be detached, and an injection molding head 402 can be cleaned, and accordingly the injection molding port 302 is prevented from being blocked.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a printer paper feed baffle injection mold, includes first mould (1), its characterized in that: a hydraulic cylinder (2) is fixedly arranged on the left side of the first die (1), a second die (3) is movably connected on the right side of the first die (1), an injection molding opening (302) is formed in the right side wall of the second mold (3), an injection molding head (402) is movably connected to the inner wall of the injection molding opening (302), the right end of the injection molding head (402) is fixedly connected with a conical pipe (401), the outer side of the conical pipe (401) is communicated with a connecting pipe (601), the connecting pipe (601) is positioned at the right side of the conical pipe (401), the upper end of the connecting pipe (601) is fixedly connected with a feeding hopper (6), the right side of the conical pipe (401) is fixedly connected with an injection molding pipe (4), the outer side of the injection molding pipe (4) is sleeved with a first protective shell (7) and a second protective shell (8) which are distributed front and back, the first protective shell (7) and the second protective shell (8) are both arranged on the right side wall of the second mold (3).

2. The injection mold for a paper feeding guide plate of a printer according to claim 1, wherein: the right-hand member fixedly connected with rotating electrical machines (5) of moulding plastics pipe (4), screw rod (501) are installed to the output of rotating electrical machines (5), screw rod (501) run through and mould plastics pipe (4) and extend to the inside of moulding plastics pipe (4).

3. The injection mold for a paper feeding guide plate of a printer according to claim 1, wherein: two limiting plates (301) of right lateral wall fixedly connected with of second mould (3), two limiting plate (301) are located the front and back both sides of moulding plastics mouth (302) respectively, the left side wall of first protecting crust (7) and second protecting crust (8) all seted up with two limiting plate (301) assorted spacing groove (303).

4. The injection mold for a paper feeding guide plate of a printer according to claim 1, wherein: two slots (701) are formed in the rear side wall of the first protective shell (7), and two fixing blocks (801) matched with the slots (701) are formed in the front side wall of the second protective shell (8).

5. The injection mold for a paper feeding guide plate of a printer according to claim 1, wherein: the rear side wall of the second protective shell (8) is fixedly connected with a nylon adhesive surface (9), and the lower end of the nylon adhesive surface (9) is fixedly connected with a nylon hook surface (901).

6. The injection mold for a paper feeding guide plate of a printer according to claim 1, wherein: the right-hand member fixedly connected with sealing strip (101) of first mould (1) lateral wall, the inner wall of sealing strip (101) and the lateral wall swing joint of second mould (3).

7. The injection mold for a paper feeding guide plate of a printer according to claim 1, wherein: the outer side of the telescopic rod of the hydraulic cylinder (2) is movably connected with a spring (201).