CN211591180U

CN211591180U - Make things convenient for injection mold is used in processing of car interior lamp limit frame of ejection of compact

Info

Publication number: CN211591180U
Application number: CN201922404520.XU
Authority: CN
Inventors: 付兴放; 付传宗
Original assignee: Qingdao Kexing Molding Co ltd
Current assignee: Qingdao Kexing Molding Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-29
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a make things convenient for injection mold is used in processing of car inside light limit frame of ejection of compact, including injection mold bed die, die cavity and drive gear, be provided with the die cavity on the injection mold bed die, and the bottom surface of die cavity is provided with the roof, the ejector pin is installed to the below of roof, and the outside of ejector pin is provided with branch, first reset spring is installed to the below of ejector pin, and the ejector pin through first reset spring with mould plastics bed die interconnect, the below of push rod is provided with second reset spring, and the push rod through second reset spring with mould plastics bed die interconnect. This make things convenient for injection mold is used in processing of car interior lamp limit frame of ejection of compact, after accomplishing the die sinking, second reset spring can upwards promote the push rod and move, so the push rod promotes drive gear and rotates, and drive gear drives the rolling wheel and releases the pull wire, so the ejector pin can drive the roof and upwards move, conveniently will take shape the part and release the die cavity and accomplish the ejection of compact.

Description

Make things convenient for injection mold is used in processing of car interior lamp limit frame of ejection of compact

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold is used in processing of lamp limit frame in car of the convenient ejection of compact.

Background

The injection mold generally comprises an upper injection mold and a lower injection mold, and after the upper injection mold and the lower injection mold are closed, hot-melt raw materials are injected into a cavity formed by closing the upper injection mold and the lower injection mold for cooling and forming so as to obtain parts with corresponding shapes.

After the existing injection lower die finishes opening the die, a formed part usually stays in a cavity and is not convenient to take out, and a violent taking-out mode easily damages the formed part. Aiming at the problems, the novel design is carried out on the basis of the original injection lower die.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a make things convenient for injection mold is used in processing of car lamp frame limit frame of ejection of compact to solve the current injection mold bed die that proposes in the above-mentioned background art after accomplishing the die sinking, the part of shaping is detained usually inconveniently in the die cavity and is taken out, and violence takes out the problem that the mode then caused the damage to the part of shaping easily.

In order to achieve the above object, the utility model provides a following technical scheme: an injection mold facilitating discharging for processing an automobile inner lamp edge frame comprises an injection lower mold, a cavity and a driving gear, wherein the cavity is arranged on the injection lower mold, a top plate is arranged on the bottom surface of the cavity, a top rod is arranged below the top plate, a support rod is arranged outside the top rod and is positioned inside an adjusting groove, the support rod is connected with the injection lower mold through the adjusting groove, a first reset spring is arranged below the top rod and is connected with the injection lower mold through the first reset spring, the lower end of the top rod is connected with a traction wire, the traction wire is connected with a winding wheel, the driving gear is arranged outside the winding wheel, connecting shafts are arranged on the winding wheel and the driving gear, the winding wheel and the driving gear are connected with the injection lower mold through the connecting shafts, a push rod is arranged outside the driving gear, and be provided with the drive tooth piece on the push rod, the push rod passes through drive tooth piece and drive gear interconnect, and the push rod is located the inboard of accomodating the groove, the below of push rod is provided with second reset spring, and the push rod passes through second reset spring and moulds plastics bed die interconnect.

Preferably, the upper surface of the top plate and the bottom surface of the cavity are kept flush, and the top plate and the ejector rod are connected in a welding mode.

Preferably, the ejector rod forms a sliding structure through the support rod and the adjusting groove, and the ejector rod and the first return spring form a telescopic structure.

Preferably, rolling wheel and drive gear all with connecting axle fixed connection, and rolling wheel and drive gear all constitute revolution mechanic through connecting axle and the bed die that moulds plastics.

Preferably, the push rod is nested at the inner side of the accommodating groove, and the push rod and the accommodating groove form a telescopic structure through a second return spring.

Preferably, the driving gear blocks are distributed on the push rod at equal intervals, and the push rod is meshed with the driving gear through the driving gear blocks.

Compared with the prior art, the beneficial effects of the utility model are that: the injection mold for processing the automobile inner lamp side frame convenient for discharging,

1. after the die opening is finished, the second return spring can push the push rod upwards to move, so that the push rod pushes the driving gear to rotate, the driving gear drives the rolling wheel to release the traction line, the ejector rod can drive the top plate to move upwards, and the formed part can be conveniently pushed out of the cavity to finish discharging;

2. when accomplishing the compound die, mould plastics and go up the mould and can extrude the push rod, so the push rod drives drive gear and rolling wheel and carries out reverse rotation, conveniently tightens up the pull wire, therefore the pull wire passes through the ejector pin and stimulates the roof downwards to convenient follow-up moulding plastics.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of the connection structure of the driving gear and the winding wheel of the present invention;

fig. 4 is the utility model discloses the ejector pin is cut open mounting structure sketch map downwards.

In the figure: 1. injection molding a lower mold; 2. a cavity; 3. a top plate; 4. a top rod; 5. a strut; 6. an adjustment groove; 7. a first return spring; 8. a pull wire; 9. a winding wheel; 10. a drive gear; 11. a connecting shaft; 12. a push rod; 13. a drive block; 14. a receiving groove; 15. a second return spring.

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. 1-4, the present invention provides a technical solution: an injection mold convenient for discharging and used for processing an automobile interior lamp side frame comprises an injection lower mold 1, a cavity 2 and a driving gear 10, wherein the cavity 2 is arranged on the injection lower mold 1, a top plate 3 is arranged on the bottom surface of the cavity 2, the upper surface of the top plate 3 is flush with the bottom surface of the cavity 2, the top plate 3 is in welded connection with a top rod 4, the top plate 3 can conveniently move synchronously along with the top rod 4, the top rod 4 is arranged below the top plate 3, a supporting rod 5 is arranged on the outer side of the top rod 4, the top rod 4 forms a sliding structure with an adjusting groove 6 through the supporting rod 5, the top rod 4 and a first reset spring 7 form a telescopic structure, and the first reset spring 7 can conveniently push the top rod 4 to slide in the adjusting groove 6 through the supporting rod 5;

the supporting rod 5 is located on the inner side of the adjusting groove 6, the supporting rod 5 is connected with the injection lower die 1 through the adjusting groove 6, a first reset spring 7 is installed below the ejector rod 4, the ejector rod 4 is connected with the injection lower die 1 through the first reset spring 7, the lower end of the ejector rod 4 is connected with a traction wire 8, the traction wire 8 is connected with a winding wheel 9, the winding wheel 9 and a driving gear 10 are fixedly connected with a connecting shaft 11, and the winding wheel 9 and the driving gear 10 form a rotating structure with the injection lower die 1 through the connecting shaft 11, so that the winding wheel 9 and the driving gear 10 can synchronously rotate through the connecting shaft 11;

a driving gear 10 is arranged on the outer side of the winding wheel 9, a connecting shaft 11 is arranged on the winding wheel 9 and the driving gear 10, the winding wheel 9 and the driving gear 10 are connected with the injection lower die 1 through the connecting shaft 11, a push rod 12 is arranged on the outer side of the driving gear 10, a driving tooth block 13 is arranged on the push rod 12, the push rod 12 is nested on the inner side of the accommodating groove 14, the push rod 12 and the accommodating groove 14 form a telescopic structure through a second reset spring 15, the push rod 12 is conveniently pushed by the second reset spring 15 to perform telescopic motion in the accommodating groove 14, the push rod 12 is connected with the driving gear 10 through the driving tooth block 13, the push rod 12 is positioned on the inner side of the accommodating groove 14, the driving tooth blocks 13 are distributed on the push rod 12 at equal intervals, the push rod 12 is meshed with the driving gear 10 through the driving tooth block 13, and the driving gear 10 is conveniently pushed to rotate through the driving, a second return spring 15 is arranged below the push rod 12, and the push rod 12 is connected with the injection lower mold 1 through the second return spring 15.

The working principle is as follows: according to the illustration in fig. 1 and fig. 4, firstly, the upper injection mold is covered on the lower injection mold 1, the upper injection mold at this time extrudes the push rod 12 downwards, the push rod 12 drives the second return spring 15 to retract into the inner side of the accommodating groove 14, while the push rod 12 retracts into the accommodating groove 14, the push rod 12 at this time pushes the driving gear 10 to rotate through the driving toothed block 13, the driving gear 10 at this time drives the winding wheel 9 to rotate through the connecting shaft 11, so the winding wheel 9 at this time winds up the traction wire 8, so the traction wire 8 and the push rod 4 are lifted, so the push rod 4 drives the top plate 3 to move downwards until the upper surface of the top plate 3 is flush with the lower surface of the cavity 2, after the mold closing is completed, the injection molding operation can be started, when the part is cooled and formed, the upper injection mold is uncovered, according to the above principle, the upper injection mold no longer extrudes the push rod 12, therefore second reset spring 15 upwards promotes push rod 12 and stretches out and accomodate groove 14, when push rod 12 stretches out and accomodates groove 14, push rod 12 this moment then promote drive gear 10 through drive tooth piece 13 and carry out reverse rotation, drive gear 10 then drives wind-up wheel 9 through connecting axle 11 and releases pull wire 8, therefore ejector pin 4 loses the lift of pull wire 8, first reset spring 7 promotes ejector pin 4 and upwards stretches out this moment, ejector pin 4 upwards carries out sliding motion through branch 5 and adjustment tank 6, ejector pin 4 promotes roof 3 upward movement during this moment, roof 3 releases the part material that takes shape die cavity 2 and accomplishes the drawing of patterns, the convenient automobile interior lamp limit frame processing of ejection of compact makes things convenient for people's use of injection mold.

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

1. The utility model provides a make things convenient for processing of car interior lamp limit frame of ejection of compact to use injection mold, includes injection molding lower mould (1), die cavity (2) and drive gear (10), its characterized in that: the injection lower die (1) is provided with a cavity (2), the bottom surface of the cavity (2) is provided with a top plate (3), an ejector rod (4) is installed below the top plate (3), a support rod (5) is arranged on the outer side of the ejector rod (4), the support rod (5) is located on the inner side of an adjusting groove (6), the support rod (5) is connected with the injection lower die (1) through the adjusting groove (6), a first reset spring (7) is installed below the ejector rod (4), the ejector rod (4) is connected with the injection lower die (1) through the first reset spring (7), the lower end of the ejector rod (4) is connected with a traction wire (8), the traction wire (8) is connected with a winding wheel (9), the outer side of the winding wheel (9) is provided with a driving gear (10), and connecting shafts (11) are installed on the winding wheel (9) and the driving gear (10), and wind-up wheel (9) and drive gear (10) all through connecting axle (11) and injection moulding bed die (1) interconnect, the outside of drive gear (10) is provided with push rod (12), and is provided with drive tooth piece (13) on push rod (12), push rod (12) are through drive tooth piece (13) and drive gear (10) interconnect, and push rod (12) are located the inboard of accomodating groove (14), the below of push rod (12) is provided with second reset spring (15), and push rod (12) are through second reset spring (15) and injection moulding bed die (1) interconnect.

2. The injection mold for processing the automobile interior lamp side frame convenient for discharging according to claim 1, characterized in that: the upper surface of roof (3) and the bottom surface of die cavity (2) keep the parallel and level, and be welded connection between roof (3) and ejector pin (4).

3. The injection mold for processing the automobile interior lamp side frame convenient for discharging according to claim 1, characterized in that: the ejector rod (4) forms a sliding structure with the adjusting groove (6) through the supporting rod (5), and the ejector rod (4) and the first return spring (7) form a telescopic structure.

4. The injection mold for processing the automobile interior lamp side frame convenient for discharging according to claim 1, characterized in that: and the winding wheel (9) and the driving gear (10) are fixedly connected with the connecting shaft (11), and the winding wheel (9) and the driving gear (10) form a rotating structure with the injection lower die (1) through the connecting shaft (11).

5. The injection mold for processing the automobile interior lamp side frame convenient for discharging according to claim 1, characterized in that: the push rod (12) is nested on the inner side of the accommodating groove (14), and the push rod (12) and the accommodating groove (14) form a telescopic structure through a second return spring (15).

6. The injection mold for processing the automobile interior lamp side frame convenient for discharging according to claim 1, characterized in that: the driving gear blocks (13) are distributed on the push rod (12) at equal intervals, and the push rod (12) is meshed and connected with the driving gear (10) through the driving gear blocks (13).