CN113459425A

CN113459425A - Car light transparency quick forming injection mold

Info

Publication number: CN113459425A
Application number: CN202110596359.XA
Authority: CN
Inventors: 陈明; 董强; 郑国能; 袁正平; 余振华
Original assignee: Master Technology Wuhan Co ltd
Current assignee: Master Technology Wuhan Co ltd
Priority date: 2021-05-30
Filing date: 2021-05-30
Publication date: 2021-10-01

Abstract

The invention discloses a rapid molding injection mold for a car lamp transparent part, which comprises a supporting mechanism, wherein an auxiliary mechanism is assembled on the supporting mechanism in a sliding manner; a cooling mechanism is arranged below the auxiliary mechanism; the auxiliary mechanism is provided with a clamping mechanism and drives the opening and closing mechanism; the opening and closing mechanism is connected with a material injection mechanism; the auxiliary cooling mechanism is arranged, so that high-temperature injection molding piece semi-finished products can be rapidly cooled, injection molding pieces can be conveniently conveyed to the outside of the device, and the injection molding pieces can be conveniently collected; two moulds of convenient drive divide-shut through setting up of mechanism that opens and shuts, and can carry out drawing of patterns operation with fashioned injection molding, avoided the people to dismantle the injection molding, improved the safety in utilization of device, be convenient for follow the passageway of the automatic material of moulding plastics of opening and shutting of mechanism through the setting of annotating material mechanism, avoided the material extravagant.

Description

Car light transparency quick forming injection mold

Technical Field

The invention belongs to the technical field of injection mold devices, and particularly relates to a rapid molding injection mold for a car lamp transparent part.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, the injection molding is a processing method used for mass production of parts with complex shapes, and the injection mold is required to be used for manufacturing transparent parts of car lamps.

However, the traditional injection mold generally needs to be opened and closed by a person to control the mold to inject, the material usage amount cannot be accurately controlled, the material is wasted, the injection molding part with high temperature is generally required to be manually transferred to a cooling tank to be cooled when the mold is removed, workers are easily scalded, and therefore the production efficiency and the use safety are reduced.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides an injection mold for quickly molding a transparent part of a car lamp.

The technical scheme adopted by the invention for solving the technical problems is as follows: a rapid molding injection mold for a vehicle lamp transparent part comprises a supporting mechanism, wherein an auxiliary mechanism is assembled on the supporting mechanism in a sliding manner; a cooling mechanism is arranged below the auxiliary mechanism; the auxiliary mechanism is provided with a clamping mechanism and drives the opening and closing mechanism; the opening and closing mechanism is connected with a material injection mechanism.

Specifically, the supporting mechanism comprises supporting plates, a plurality of sliding shafts are arranged between the two supporting plates, threaded bolts are connected to the sliding shafts, gaskets are sleeved on the threaded bolts, nuts are connected to the threaded bolts in a threaded mode, and the sliding shafts are fixed to the supporting plates through the threaded bolts and the nuts.

Specifically, complementary unit includes the slide, sliding fit has the slide on the slide shaft, the winding has first spring on the slide shaft, first spring is contradicted the slide.

Specifically, two fixing frames are connected between the two supporting and protecting plates, and two telescopic rods are installed between the two fixing frames.

Specifically, the mechanism that opens and shuts includes the limiting plate, be connected with the limiting plate on the telescopic link, telescopic link drive limiting plate, be provided with the spacing groove on the limiting plate, be fixed with spacing lug on the slide, spacing lug passes through spacing groove sliding fit limiting plate.

Concretely, fixed connection fixed plate on the backplate, be connected with the connecting axle on the fixed plate, connecting axle sliding fit slide, be connected with the mould on the slide, sliding fit has the stripper plate in the mould, stripper plate and connecting axle fixed connection, the winding has the second spring on the connecting axle, second spring conflict stripper plate and slide.

The injection mechanism comprises an inlet pipe, the inlet pipe is connected to a sliding plate, a butt joint is communicated with the mould, a sealing plate is arranged on the butt joint, the sliding plate is in sliding fit with the sealing plate, a fourth spring is abutted between the sealing plate and the sliding plate, a pushing block is abutted to the sealing plate, and the sliding plate is fixedly connected with the pushing block.

Specifically, sliding fit has flexible pipe on the limiting plate, be provided with the spacing ring on the flexible pipe, just the winding has the third spring on the flexible pipe, the third spring is contradicted the spacing ring.

Specifically, the cooling mechanism comprises a cooling pool, a airing groove and the cooling pool are arranged between the two supporting and protecting plates, a driving motor is installed on the cooling pool, a rotating drum and a plurality of rolling rollers are arranged between the two supporting and protecting plates in a rotating mode, the rotating drum is connected with a plurality of grid plates, and a conveying belt is wound between the plurality of rolling rollers.

Specifically, two gears are arranged between the two supporting and protecting plates, the two gears are meshed with each other, one of the gears is fixedly connected with rolling rollers, the rotating drum, the driving motor and one of the gears are respectively connected with the rolling rollers, and connecting belts are wound among the rolling rollers.

The invention has the beneficial effects that:

(1) the invention relates to an injection mold for quickly molding a transparent part of a car lamp, which comprises a supporting mechanism, wherein an auxiliary mechanism is assembled on the supporting mechanism in a sliding manner, an arrangement space can be provided for two groups of injection molding assemblies through the arrangement of the supporting mechanism and the auxiliary mechanism, the structure is simple and clear at a glance, and later maintenance is facilitated, namely: a slide for driving the mould operation of moulding plastics is equipped with two sets ofly, and then be convenient for improve injection efficiency, on the common slide shaft of two sets of common sliding fit, improve space utilization, first spring has been cup jointed on the slide shaft, first spring conflict slide, conveniently drive slide automatic re-setting, a plurality of slide shafts pass through the screw bolt, the nut is assembled with the supporting plate, and adopt the arrangement mode of horizontal placement between supporting plate and the slide shaft, the height of device has been reduced, and then can avoid maintainer to climb the device eminence and maintain, conveniently maintain.

(2) According to the injection mold for quickly forming the transparent part of the car lamp, the cooling mechanism is arranged below the auxiliary mechanism, so that a high-temperature injection molding semi-finished product can be quickly cooled through the auxiliary cooling mechanism, the injection molding part can be conveniently conveyed to the outside of the injection mold, and the injection molding part can be conveniently collected, namely: when cooling down the injection molding, at first, it is appropriate amount of cooling water to pour into to the cooling tank is inside, start driving motor, driving motor drives one of them belt pulley and rotates, the belt pulley drives and rotates through a plurality of all the other belt pulleys of winding connecting band synchronous drive, the other gear of pivoted gear engagement rotates, thereby play the effect of drive roll roller operation, the roll roller drives the counter-clockwise rotation of conveyer belt, and then be convenient for carry the high temperature injection molding that the top dropped to the deeper water level position of cooling tank, make the injection molding fully cool off fast, and be convenient for push the injection molding to the position that is close to the rotary drum place, pivoted rotary drum drives grid plate counter-clockwise rotation, and then be convenient for with the cooling back injection molding transfer to the inslot that dries in the air, make things convenient for the injection molding to dry and collect, artificial operation has been avoided, the tail treatment efficiency of production injection molding has been improved.

(3) According to the rapid molding injection mold for the transparent part of the car lamp, the auxiliary mechanism is provided with the clamping mechanism, and the auxiliary mechanism drives the opening and closing mechanism; be connected with on the mechanism that opens and shuts and annotate the material mechanism, through the setting of the mechanism that opens and shuts conveniently drive two moulds deciliter, and can carry out drawing of patterns operation with fashioned injection molding, avoided the people for dismantling the injection molding, improved the safety in utilization of device, be convenient for follow the mechanism automatic opening and close's of opening and shutting passageway of moulding plastics through the setting of annotating the material mechanism, avoided the material extravagant, promptly: when the injection molding operation is carried out, firstly, the telescopic rod is started, the telescopic rod drives the limiting plate to displace, the limiting plate is in sliding fit with the limiting lug through the limiting groove which is obliquely arranged, the limiting lug is fixedly connected with the sliding plate, and further, the two sliding plates can be driven to mutually approach and clamp, so that the two molds are mutually close to and clamped, a closed space is formed by the two molds, the demolding plate is fixedly connected with the supporting and protecting plate through the connecting shaft, when the sliding plates approach, the two demolding plates do not occupy the space of the molds and are attached to the inner wall of the molds, the space of the molds is left for injection molding operation, when the limiting plate moves, the pushing block pushes the sealing plate to slide, so that the sealing plate is not in a channel between the sealed telescopic pipe and the butt joint, the third spring drives the telescopic pipe to move towards the bottom end by pushing the limiting ring, and the telescopic pipe is conveniently communicated with the butt joint, so that the inner part between the feeding pipe and the molds is communicated, make things convenient for the material to enter into the inside shaping of mould, the limiting plate when resetting to initial position, promotes the piece and is not promoting the closing plate, makes not communicateing between interface and the flexible pipe, avoids the excessive waste of material, and when the slide resets, the inside shaping working of plastics of stripper top pushing mould makes the working of plastics break away from the mould and falls to the cooling tank and cool off, and automatic moulding plastics break away from the cooling flow and have avoided artificial intervention, great improvement preparation efficiency.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram illustrating an overall structure of a preferred embodiment of a rapid-prototyping injection mold for a vehicle lamp transparent part according to the present invention;

FIG. 2 is a schematic view of a connection structure of the auxiliary mechanism, the engaging mechanism and the injecting mechanism shown in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the supporting mechanism, the auxiliary mechanism and the opening and closing mechanism shown in FIG. 1;

FIG. 4 is a schematic view showing a connection structure of the supporting mechanism and the cooling mechanism shown in FIG. 1;

FIG. 5 is an enlarged view of the part A shown in FIG. 1;

FIG. 6 is an enlarged view of the portion B shown in FIG. 2;

fig. 7 is an enlarged view of the part C shown in fig. 4.

In the figure: 1. the device comprises a supporting mechanism, 11, a supporting plate, 12, a sliding shaft, 13, a threaded bolt, 14, a gasket, 15, a nut, 2, an auxiliary mechanism, 21, a sliding plate, 22, a first spring, 23, a fixing frame, 24, a telescopic rod, 3, a cooling mechanism, 31, a airing groove, 32, a cooling pool, 33, a rotary drum, 34, a grid plate, 35, a rolling roller, 36, a conveying belt, 37, a gear, 38, a belt pulley, 39, a driving motor, 39a, a connecting belt, 4, a clamping mechanism, 41, a limiting plate, 42, a limiting groove, 43, a limiting lug, 44, a fixing plate, 45, a connecting shaft, 46, a mold, 47, a demoulding plate, 48, a second spring, 5, a material injection mechanism, 51, a feeding pipe, 52, a telescopic pipe, 53, a limiting ring, 54, a third spring, 55, a sealing plate, 56, a butt joint port, 57 and a fourth spring, 58 and a pushing block.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 7, an embodiment of the present invention provides an injection mold for rapid molding of a vehicle lamp transparent part, including a supporting mechanism 1, wherein an auxiliary mechanism 2 is slidably mounted on the supporting mechanism 1; a cooling mechanism 3 is arranged below the auxiliary mechanism 2; the auxiliary mechanism 2 is provided with a clamping mechanism 4, and the auxiliary mechanism 2 drives the opening and closing mechanism 4; and the opening and closing mechanism 4 is connected with an injection mechanism 5.

As shown in fig. 1 to 7, the support mechanism 1 includes support guard plates 11, a plurality of sliding shafts 12 are disposed between two support guard plates 11, a threaded bolt 13 is connected to the sliding shaft 12, a gasket 14 is sleeved on the threaded bolt 13, a nut 15 is screwed on the threaded bolt 13, and the sliding shafts 12 are fixed to the support guard plates 11 by the threaded bolt 13 and the nut 15. The auxiliary mechanism 2 comprises a sliding plate 21, the sliding plate 21 is matched on the sliding shaft 12 in a sliding mode, a first spring 22 is wound on the sliding shaft 12, and the first spring 22 abuts against the sliding plate 21.

In this embodiment, two fixing frames 23 are connected between the two supporting and protecting plates 11, and two telescopic rods 24 are installed between the two fixing frames 23; through the setting of supporting mechanism 1 and complementary unit 2 and then can provide the arrangement space for two sets of subassemblies of moulding plastics, and the structure is brief surveyability, the later maintenance of being convenient for, promptly: be used for driving slide 21 that mould 46 carries out the operation of moulding plastics is equipped with two sets ofly, and then is convenient for improve injection efficiency, on two sets of common sliding fit common slide 12, improves space utilization, first spring 22 has been cup jointed on the slide 12, and first spring 22 contradicts slide 21, conveniently drives slide 21 automatic re-setting, it is a plurality of slide 12 passes through screw bolt 12 nut 15 with a backplate 11 is assembled, just backplate 11 with adopt the arrangement mode of horizontal position between the slide 12, reduced the height of device, and then can avoid maintenance personal to climb the device eminence and maintain, conveniently maintain.

As shown in fig. 1 to 7, the opening and closing mechanism 4 includes a limiting plate 41, the limiting plate 41 is connected to the telescopic rod 24, the telescopic rod 24 drives the limiting plate 41, a limiting groove 42 is formed in the limiting plate 41, a limiting protrusion 43 is fixed to the sliding plate 21, and the limiting protrusion 43 is in sliding fit with the limiting plate 41 through the limiting groove 42. Fixed connection fixed plate 44 on the backplate 11, be connected with connecting axle 45 on the fixed plate 44, connecting axle 45 sliding fit slide 21, be connected with mould 46 on the slide 21, sliding fit has stripper plate 47 in the mould 46, stripper plate 47 and connecting axle 45 fixed connection, the winding has second spring 48 on the connecting axle 45, second spring 48 conflicts stripper plate 47 and slide 21.

As shown in fig. 1 to 7, the injection mechanism 5 includes a feeding pipe 51, the feeding pipe 51 is connected to the sliding plate 21, the mold 46 is communicated with a butt joint port 56, a sealing plate 55 is disposed on the butt joint port 56, the sealing plate 55 is in sliding fit with the sliding plate 21, a fourth spring 57 is abutted between the sealing plate 55 and the sliding plate 21, a pushing block 58 is abutted on the sealing plate 55, and the pushing block 58 is fixedly connected to the sliding plate 21.

In this embodiment, a telescopic tube 52 is slidably engaged with the position-limiting plate 41, a position-limiting ring 53 is disposed on the telescopic tube 52, a third spring 54 is wound on the telescopic tube 52, and the third spring 54 abuts against the position-limiting ring 53; through two moulds of convenient drive deciliter of setting up of mechanism 4 that opens and shuts, and can carry out the drawing of patterns operation with fashioned injection molding, avoided the people for dismantling the injection molding, improved the safety in utilization of device, through the setting of annotating material mechanism 5 is convenient for follow mechanism 4 that opens and shuts automatic open and close the passageway of injection molding material, avoided the material extravagant. When injection molding operation is performed, firstly, the telescopic rod 24 is started, the telescopic rod 24 drives the limiting plate 41 to displace, the limiting plate 41 is in sliding fit with the limiting lug 43 through the limiting groove 42 which is obliquely arranged, the limiting lug 43 is fixedly connected with the sliding plate 21, and then the two sliding plates 21 can be driven to mutually approach and clamp, so that the two molds 46 are mutually close and clamped, then the two molds 46 form a closed space, the stripper plate 47 is fixedly connected with the supporting plate 11 through the connecting shaft 45, when the sliding plate 21 approaches, the two stripper plates 47 do not occupy the space of the molds 46, but are attached to the inner wall of the molds 46 to give way to the space of the molds 46 for injection molding operation, when the limiting plate 41 moves, the pushing block 58 pushes the sealing plate 55 to slide, so that the sealing plate 55 is not sealing a channel between the telescopic pipe 52 and the butt joint 56, the third spring 54 drives the extension tube 52 to move towards the bottom end by pushing the limit ring 53, so that the extension tube 52 is conveniently communicated with the butt joint port 56, the feeding tube 51 is communicated with the interior of the mold 46, materials can conveniently enter the mold 46 for molding, when the limit plate 41 is reset to the initial position, the push block 58 does not push the seal plate 55, so that the butt joint port 56 is not communicated with the extension tube 52, the overflow and waste of the materials are avoided, when the slide plate 21 is reset, the stripper plate 47 pushes the molded plastic part in the mold 46, the plastic part is separated from the mold 46 and falls into the cooling pool 32 for cooling, the automatic injection molding separation cooling process avoids manual intervention, and the manufacturing efficiency is greatly improved.

As shown in fig. 1 to 7, the cooling mechanism 3 includes a cooling pool 32, a cooling groove 21 and the cooling pool 32 are disposed between the two support guard plates 11, a driving motor 39 is installed on the cooling pool 32, a rotating drum 33 and a plurality of rolling rollers 35 are rotated between the two support guard plates 11, the rotating drum 33 is connected with a plurality of grid plates 34, and a conveying belt 36 is wound between the plurality of rolling rollers 35. Two gears 37 are arranged between the two support guard plates 11, the two gears 37 are meshed with each other, one gear 37 is fixedly connected with a rolling roller 35, the rotary drum 33, the driving motor 39 and one gear 37 are respectively connected with the rolling roller 35, and a connecting belt 39a is wound among the rolling rollers 35; through supplementary cooling body 3 set up and then be convenient for to the injection molding semi-manufactured goods rapid cooling of high temperature, and be convenient for carry the device outside with the injection molding, conveniently collect the injection molding, promptly: when the injection molding piece is cooled, firstly, a proper amount of cooling water is injected into the cooling pool 32, the driving motor 39 is started, the driving motor 39 drives one of the belt pulleys 38 to rotate, the belt pulley 38 drives a plurality of other belt pulleys 38 to rotate synchronously through the wound connecting belt 39a, the rotating gear 37 is meshed with the other gear 37 to rotate, so as to drive the rolling roller 35 to operate, the rolling roller 35 drives the conveying belt 36 to rotate anticlockwise, so that the injection molding piece with the dropped top end is conveyed to a deeper water level position of the cooling pool 32, the injection molding piece is rapidly and fully cooled, the injection molding piece is pushed to a position close to the rotary drum 33, the rotary drum 33 drives the grid plate 34 to rotate anticlockwise, and the cooled injection molding piece is transferred to the airing slot 31, make things convenient for the injection molding to dry and collect, avoided artificial operation, improved the tail treatment efficiency of production injection molding.

When the device is used, two groups of sliding plates 21 for driving the mold 46 to perform injection molding operation are arranged, so that the injection molding efficiency is convenient to improve, the two groups of sliding plates are matched with the common sliding shaft 12 in a sliding mode together, the space utilization rate is improved, the first spring 22 is sleeved on the sliding shaft 12 and props against the sliding plate 21, so that the sliding plate 21 is convenient to drive to automatically reset, the sliding shafts 12 are assembled with the supporting plate 11 through the threaded bolts 13 and the nuts 15, and the supporting plate 11 and the sliding shaft 12 are horizontally arranged, so that the height of the device is reduced, maintenance personnel can be prevented from climbing to the high position of the device for maintenance, and the maintenance is convenient; when the injection molding part is cooled, firstly, a proper amount of cooling water is injected into the cooling pool 32, the driving motor 39 is started, the driving motor 39 drives one of the belt pulleys 38 to rotate, the belt pulley 38 drives a plurality of other belt pulleys 38 to synchronously drive through the wound connecting belt 39a, the rotating gear 37 is meshed with the other gear 37 to rotate, so that the rolling roller 35 is driven to operate, the rolling roller 35 drives the conveying belt 36 to rotate anticlockwise, the high-temperature injection molding part with the dropped top end is conveniently conveyed to the deeper water level position of the cooling pool 32, the injection molding part is rapidly and fully cooled, the injection molding part is conveniently pushed to the position close to the rotating drum 33, the rotating drum 33 drives the grating plate 34 to rotate anticlockwise, the cooled injection molding part is conveniently transferred into the airing groove 31, the injection molding part is convenient to be aired and collected, and manual operation is avoided, the tail treatment efficiency of the injection molding is improved; when injection molding operation is performed, firstly, the telescopic rod 24 is started, the telescopic rod 24 drives the limit plate 41 to displace, the limit plate 41 is in sliding fit with the limit bump 43 through the limit groove 42 which is obliquely arranged, the limit bump 43 is fixedly connected with the sliding plate 21, and then the two sliding plates 21 can be driven to approach each other, so that the two molds 46 approach each other and are clamped, a closed space is formed by the two molds 46, the stripper plate 47 is fixedly connected with the support plate 11 through the connecting shaft 45, when the sliding plate 21 approaches, the two stripper plates 47 do not occupy the space of the molds 46, but attach to the inner wall of the molds 46, so as to make the space of the molds 46 perform injection molding operation, when the limit plate 41 moves, the pushing block 58 pushes the seal plate 55 to slide, so that the seal plate 55 is not in a passage between the sealed telescopic pipe 52 and the butt joint 56, and then the third spring 54 drives the telescopic pipe 52 to move towards the bottom end by pushing the limit ring 53, and then the extension pipe 52 is conveniently communicated with the butt joint port 56, so that the interior between the feeding pipe 51 and the mold 46 is communicated, materials can conveniently enter the mold 46 for forming, when the limiting plate 41 is reset to the initial position, the pushing block 58 does not push the sealing plate 55, so that the butt joint port 56 and the extension pipe 52 are not communicated, the overflow and the waste of the materials are avoided, when the sliding plate 21 is reset, the demoulding plate 47 pushes the formed plastic part in the mold 46, the plastic part is separated from the mold 46 and falls into the cooling pool 32 for cooling, the automatic injection molding separation cooling process avoids the artificial interference, and the manufacturing efficiency is greatly improved.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The injection mold for quickly molding the transparent part of the car lamp is characterized by comprising a supporting mechanism (1), wherein an auxiliary mechanism (2) is assembled on the supporting mechanism (1) in a sliding manner; a cooling mechanism (3) is arranged below the auxiliary mechanism (2); the auxiliary mechanism (2) is provided with a clamping mechanism (4), and the auxiliary mechanism (2) drives the opening and closing mechanism (4); the opening and closing mechanism (4) is connected with a material injection mechanism (5).

2. The rapid molding injection mold for the transparent part of the car lamp according to claim 1, characterized in that: the supporting mechanism (1) comprises supporting plates (11), a plurality of sliding shafts (12) are arranged between the supporting plates (11), threaded bolts (13) are connected onto the sliding shafts (12), gaskets (14) are sleeved on the threaded bolts (13), nuts (15) are connected onto the threaded bolts (13) in a threaded mode, and the sliding shafts (12) are fixed onto the supporting plates (11) through the threaded bolts (13) and the nuts (15).

3. The rapid molding injection mold for the transparent part of the car lamp according to claim 2, characterized in that: complementary unit (2) include slide (21), sliding fit has slide (21) on slide (12), it has first spring (22) to twine on slide (12), first spring (22) are contradicted slide (21).

4. The rapid molding injection mold for the transparent part of the car lamp according to claim 3, characterized in that: two fixing frames (23) are connected between the two supporting plates (11), and two telescopic rods (24) are installed between the two fixing frames (23).

5. The rapid forming injection mold for the transparent part of the car lamp according to claim 4, characterized in that: the mechanism (4) that opens and shuts includes limiting plate (41), be connected with limiting plate (41) on telescopic link (24), telescopic link (24) drive limiting plate (41), be provided with spacing groove (42) on limiting plate (41), be fixed with spacing lug (43) on slide (21), spacing lug (43) are through spacing groove (42) sliding fit limiting plate (41).

6. The rapid forming injection mold for the transparent part of the car lamp according to claim 5, characterized in that: fixed connection fixed plate (44) is gone up in backplate (11), be connected with connecting axle (45) on fixed plate (44), connecting axle (45) sliding fit slide (21), be connected with mould (46) on slide (21), sliding fit has stripper plate (47) in mould (46), stripper plate (47) and connecting axle (45) fixed connection, the winding has second spring (48) on connecting axle (45), stripper plate (47) and slide (21) are contradicted in second spring (48).

7. The rapid forming injection mold for the transparent part of the car lamp according to claim 6, characterized in that: annotate material mechanism (5) including inlet pipe (51), be connected with inlet pipe (51) on slide (21), the intercommunication has to interface (56) on mould (46), be provided with closing plate (55) on interface (56), closing plate (55) sliding fit slide (21), it has fourth spring (57) to contradict between closing plate (55) and slide (21), it has promotion piece (58) to contradict on closing plate (55), promote piece (58) fixed connection slide (21).

8. The rapid prototyping injection mold of a car light transparent part of claim 7 is characterized in that: the limiting plate (41) is slidably matched with a telescopic pipe (52), a limiting ring (53) is arranged on the telescopic pipe (52), a third spring (54) is wound on the telescopic pipe (52), and the third spring (54) abuts against the limiting ring (53).

9. The rapid molding injection mold for the transparent part of the car lamp according to claim 2, characterized in that: the cooling mechanism (3) comprises a cooling pool (32), a airing groove (21) and the cooling pool (32) are arranged between the two supporting and protecting plates (11), a driving motor (39) is installed on the cooling pool (32), a rotating drum (33) and a plurality of rolling rollers (35) are rotated between the two supporting and protecting plates (11), the rotating drum (33) is connected with a plurality of grid plates (34), and a conveying belt (36) is wound between the rolling rollers (35).

10. The rapid prototyping injection mold of a vehicle lamp transparent part of claim 9 is characterized in that: two gears (37) are arranged between the two supporting and protecting plates (11), the two gears (37) are meshed with each other, one gear (37) is fixedly connected with a rolling roller (35), the rotary drum (33), the driving motor (39) and one gear (37) are respectively connected with the rolling roller (35), and a connecting belt (39a) is wound among the rolling rollers (35).