CN115816770A

CN115816770A - Forming die of thin wall injection molding

Info

Publication number: CN115816770A
Application number: CN202211608936.3A
Authority: CN
Inventors: 徐永明; 徐海永
Original assignee: Taizhou Lifeng Technology Co ltd
Current assignee: Taizhou Lifeng Technology Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-03-21

Abstract

The invention relates to a forming die of a thin-wall injection molding piece, which comprises a base, wherein a forming mechanism is arranged on the base, a cooling mechanism is arranged in the base, a control mechanism is arranged in the base, a blanking mechanism is arranged on the forming mechanism, oil coating mechanisms are arranged on the base and the forming mechanism, and a gas injection mechanism is arranged on the forming mechanism; conveniently carry out working of plastics injection moulding work through forming mechanism, drive through forming mechanism, make control mechanism to cooling body control work, the working of plastics cooling shaping after making moulding plastics is fast, and efficiency is improved, be favorable to carrying out ejecting unloading to the material after the shaping sclerosis through unloading mechanism, reduce the conflict damage to the material, be favorable to depositing the water conservancy diversion to fluid under the effect through fat liquoring mechanism, drive through unloading mechanism, make gas injection mechanism work be favorable to the fluid of discharging to fat liquoring mechanism pressurization, make the better drawing of patterns of fashioned commodity circulation.

Description

Forming die of thin wall injection molding

Technical Field

The invention relates to the technical field of injection molds, in particular to a forming mold of a thin-wall injection molding piece.

Background

In the production process of plastic products, injection molding is carried out through an injection mold, after cooling and hardening, the plastic products are taken out and trimmed for use, and the plastic products with different wall thicknesses are produced through different injection molds.

However, when the thin-wall injection molding is produced, the injection mold is single in structure, the injection molding is cooled inconveniently and quickly, the cooling effect is low, the overall efficiency is reduced, meanwhile, oil liquid is applied to the interior of the mold inconveniently and well, operation is inconvenient when follow-up mold removal is caused, and the plastic product is ejected through the ejector pins, so that the contact area is small, and the plastic product is damaged easily.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a forming die of a thin-wall injection molding part.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a forming die of thin wall injection molding, includes the base, install forming mechanism on the base, base internally mounted has cooling body, base internally mounted has control mechanism, the last unloading mechanism that installs of forming mechanism, install oiling station on base and the forming mechanism, the last gas injection mechanism that is provided with of forming mechanism.

Specifically, forming mechanism includes the roof, base top lock is connected with the roof, be equipped with the shaping groove between roof and the base, the inside center department of roof is equipped with the feed chute, the feed chute top extends to the roof outside, the feed chute bottom extends to inside the shaping groove.

Specifically, the base top is equipped with the buffer board, install a plurality of compression spring between buffer board and the roof, the inboard edge in base top is equipped with a plurality of guide slots, a plurality of guide arms of the perpendicular fixedly connected with in buffer board bottom, it is a plurality of the guide arm runs through respectively in compression spring and the inside sliding connection of guide slot.

Specifically, cooling body includes the cooling bath, the inside cooling bath that is "S" shape and distributes that is equipped with of base, base one end threaded connection has the inlet tube, inlet tube one end extends to inside cooling bath one end, base other end threaded connection has the outlet pipe, outlet pipe one end extends to inside the cooling bath other end.

Specifically, base other end internally mounted has the leather plug, the leather plug is through conflict spring and the inside sliding connection of base, the cooling bath other end extends to the leather plug top, outlet pipe one end extends to the leather plug lateral wall.

Specifically, control mechanism includes the slider, base one end internally mounted has the slider, the slider passes through expanding spring and the inside sliding connection of base, the perpendicular fixedly connected with slide bar in slider top, the slide bar is rubber materials, inside the slide bar top extended to the guide slot, be equipped with logical groove on the slide bar, lead to groove both ends and cooling bath intercommunication.

Concretely, unloading mechanism includes down the flitch, flitch under the inboard installation of base top, down the flitch through a plurality of coupling springs and the inside sliding connection of base, the flitch top extends to the base outside down, the inside sliding connection of base has the actuating lever, the briquetting is installed to base one side, reset spring and the inside sliding connection of base are passed through to briquetting one end, actuating lever one end runs through and is connected with the briquetting in reset spring, it is connected with a plurality of ejector pins to rotate on the actuating lever, the ejector pin top is connected with the rotation of flitch bottom down, the contained angle is 45 degrees between ejector pin and the flitch down.

It is specific, fat liquoring mechanism includes the oil storage tank, base bottom inboard is equipped with the oil storage tank, base one side threaded connection has the rubber buffer, rubber buffer one end extends to the oil storage tank inside, the inside first guide slot that is equipped with the symmetry in base both ends, first guide slot extends to the base outside, flitch inside is equipped with third guide slot and second guide slot down, the third guide slot extends to the flitch outside down, the second guide slot is connected with the third guide slot, second guide slot both ends extend to flitch both sides outside and first guide slot intercommunication down, install the rubber sleeve between flitch and the base down respectively, the rubber sleeve is contradicted each other, first guide slot and second guide slot and third guide slot are "mountain" font structure.

Specifically, gas injection mechanism includes flexible gasbag, the inside sliding connection of base one end has flexible gasbag, flexible gasbag one end is connected with the actuating lever, inside air discharge duct and the check valve of being equipped with of base, flexible gasbag passes through the check valve and is connected with the air discharge duct, the inside air guide groove that is equipped with of base, flexible gasbag is connected with the air guide groove through another check valve, air guide groove one end is connected with the oil storage tank.

The invention has the beneficial effects that:

(1) Conveniently carry out working of plastics injection moulding work under the effect through forming mechanism, make the working of plastics cooling shaping after moulding plastics fast under cooling body's effect, improved efficiency, promptly: the cooling trough is characterized in that the cooling trough is convenient to lock the top plate under the action of the base, the feeding trough is beneficial to injecting materials after external melting into the inside of the forming trough under the action of the feeding trough, thereby carrying out injection molding on plastic products, the cooling trough is convenient to use after subsequent cooling forming, the buffer plate and the top plate are convenient to install under the action of the compression spring, thereby enabling the buffer plate to drive the top plate to be tightly locked with the base, the top plate and the base are enabled to be tightly and stably under the action of the compression spring, gaps are not generated due to difficulty in loosening, the buffer plate can slide smoothly without deviating under the action of the guide rod and the guide groove, external cooling circulating water can enter the inside of the cooling trough under the action of the water inlet pipe, thereby carrying out cooling hardening on formed plastic parts inside the forming trough, water inside the cooling trough is beneficial to discharging through the effect of the water outlet pipe, better cooling work is realized through repeated circulation, the leather plug can be blocked by the effect of the collision spring, thereby being beneficial to full injection of cooling water into every place inside the cooling trough, better cooling work is realized, after the cooling trough is full, water pressure collision is free from sliding under the effect of the collision spring, thereby enabling cooling water inside the cooling trough to be discharged through the water outlet pipe.

(2) Through forming mechanism to control mechanism's drive to make control mechanism control cooling water's flow, carry out cold district shaping work after realizing the material loading, promptly: through being extrudeed gliding to the inside reinforced time buffer board of shaping inslot, the guide arm extends to the guide slot inside and contradicts to the slide bar, the slide bar drives the slider and breaks away from under expanding spring's the effect and slides, thereby make the slide bar block up cooling bath one end, make the unable cooling that flows of circulating water, cause the unable normal injection moulding of cooling during the prevention loading, through reinforced completion back, the buffer board resets, guide arm roll-off guide slot, it resets to make the slide bar have after the external force is contradicted, logical groove on the slide bar switches on the cooling bath, make things convenient for the cooling water to get into the inside cooling work of cooling bath.

(3) Be favorable to carrying out ejecting unloading to the material after the shaping sclerosis under the effect through unloading mechanism, convenient operation reduces the conflict damage to the material, promptly: make down the flitch accomodate inside the base under the effect through coupling spring, and flitch top and base top level down, make things convenient for injection moulding work, injection molding shaping back, through pressing the briquetting, the briquetting breaks away from sliding under reset spring's the effect, briquetting drive actuating lever slides, the actuating lever drives the ejector pin and contradicts to the flitch down, thereby make down the flitch to the injection molding jack-up unloading of shaping inslot portion, the back is accomplished in the unloading, remove the external force of briquetting, the actuating lever resets, the flitch resets under coupling spring's effect, thereby make things convenient for follow-up to mould plastics.

(4) Be favorable to depositing the water conservancy diversion to fluid under the effect through fat liquoring mechanism, through the drive of unloading mechanism, make gas injection mechanism work be favorable to making the better drawing of patterns of fashioned commodity circulation, promptly to fat liquoring mechanism pressurization discharge fluid: the oil storage tank is favorable for storing oil under the action of the oil storage tank, oil is favorable for filling the oil into the oil storage tank under the action of the rubber plug, the oil is favorable for being conveyed to the inner side of the forming tank under the action of the first guide groove, the oil can be conveyed to the inner part of the second guide groove and the third guide groove under the action of the rubber sleeve, the oil conveying on the top side of the blanking plate is realized, the formed plastic part is better subjected to demolding work, the blanking plate slides during blanking, the first guide groove and the second guide groove cannot be communicated, the oil cannot overflow, the blanking plate is reset, the oil guide groove is convenient to paint inside the forming tank, the driving rod drives the telescopic air bag to extrude and deform through driving control over the driving rod, gas enters the oil storage tank through the one-way valve and the gas guide groove, the oil can be well guided by the oil after pressurization inside the oil storage tank, the driving rod resets, the telescopic air bag, external gas enters under the action of the exhaust groove and the other one-way valve, and the gas cannot be discharged through the one-way valve during inflation, and the gas can enter the oil storage tank.

Drawings

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

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

FIG. 2 is a schematic view of the connection structure of the base, the top plate and the guide rods;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is an enlarged view of FIG. 2 at B;

FIG. 5 is a schematic view of the connection structure of the base and the driving rod;

FIG. 6 is an enlarged view at C in FIG. 5;

FIG. 7 is an enlarged view of FIG. 5 at D;

fig. 8 is an enlarged view of fig. 5 at E.

In the figure: 1. a base; 2. a molding mechanism; 201. a top plate; 202. a guide bar; 203. a compression spring; 204. a buffer plate; 205. a feed chute; 26. forming a groove; 207. a guide groove; 3. a cooling mechanism; 301. a water inlet pipe; 302. a water outlet pipe; 303. a cooling tank; 304. a plug of leather; 305. against the spring; 4. a control mechanism; 401. a slide bar; 402. a through groove; 403. a slider; 404. a tension spring; 5. an oiling mechanism; 501. a rubber plug; 502. an oil storage tank; 503. a first guide groove; 504. a rubber sleeve; 505. a second guide groove; 506. a third guide groove; 6. a blanking mechanism; 601. briquetting; 602. a return spring; 603. a drive rod; 604. a blanking plate; 605. a connecting spring; 606. a top rod; 7. a gas injection mechanism; 701. a telescopic air bag; 702. a one-way valve; 703. an exhaust groove; 704. and a gas guide groove.

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 8, the forming mold for a thin-wall injection molding piece of the present invention includes a base 1, a forming mechanism 2 is installed on the base 1, a cooling mechanism 3 is installed inside the base 1, a control mechanism 4 is installed inside the base 1, a blanking mechanism 6 is installed on the forming mechanism 2, an oil coating mechanism 5 is installed on the base 1 and the forming mechanism 2, and an air injection mechanism 7 is installed on the forming mechanism 2.

Specifically, forming mechanism 2 includes roof 201, base 1 top lock is connected with roof 201, be equipped with shaping groove 26 between roof 201 and the base 1, roof 201 inside center department is equipped with feed chute 205, feed chute 205 top extends to the roof 201 outside, feed chute 205 bottom extends to shaping groove 26 inside, through be favorable to the convenience under base 1's the effect roof 201 lock be favorable to the material injection after the outside melting under feed chute 205's the effect inside shaping groove 26 to carry out plastic products injection moulding, thereby use after convenient follow-up cooling shaping.

Specifically, base 1 top is equipped with buffer board 204, install a plurality of compression spring 203 between buffer board 204 and the roof 201, the inboard edge in base 1 top is equipped with a plurality of guide slots 207, a plurality of guide arms 202 of the perpendicular fixedly connected with in buffer board 204 bottom, it is a plurality of guide arm 202 runs through respectively in compression spring 203 and the inside sliding connection of guide slot 207, through compression spring 203's effect is favorable to under right buffer board 204 with roof 201 installation, thereby make buffer board 204 drive roof 201 with base 1 lock is inseparable compression spring 203's effect makes under roof 201 with base 1 is tight stable, and difficult not hard up produces the gap guide arm 202 with make under the effect of guide slot 207 buffer board 204 slides and can not smoothly squint.

Specifically, cooling body 3 includes cooling bath 303, the inside cooling bath 303 that is "S" shape and distributes that is equipped with of

base

1, 1 one end threaded connection of base has inlet tube 301, inside inlet tube 301 one end extended to cooling bath 303 one end, 1 other end threaded connection of base has outlet pipe 302, outlet pipe 302 one end is extended to the cooling bath 303 other end inside, through make outside cooling circulation water get into under inlet tube 301 'S the effect inside cooling bath 303, thereby it is right the inside shaping working of plastics of shaping groove 26 cools off the sclerosis, through be favorable to making under outlet pipe 302' S the effect the inside water of cooling bath 303 discharges, thereby realizes better cooling work through recycling.

Specifically, base 1 other end internally mounted has leather plug 304, leather plug 304 is through conflict spring 305 and the inside sliding connection of base 1, the cooling bath 303 other end extends to leather plug 304 top, outlet pipe 302 one end extends to leather plug 304 lateral wall, through make under the effect of conflict spring 305 leather plug 304 is right cooling bath 303 blocks up to be favorable to the cooling water to fill up every place of cooling bath 303 inside realizes better cooling work, cooling bath 303 is annotated the back, and water pressure is contradicted leather plug 304 breaks away from slide under the effect of conflict spring 305, thereby makes the inside cooling water of cooling bath 303 passes through outlet pipe 302 discharges.

Specifically, control mechanism 4 includes slider 403, 1 one end internally mounted of base has slider 403, slider 403 passes through expanding spring 404 and the inside sliding connection of base 1, the perpendicular fixedly connected with slide bar 401 in slider 403 top, slide bar 401 is the rubber materials, slide bar 401 top extends to inside the guide slot 207, be equipped with logical groove 402 on the slide bar 401, it communicates with cooling bath 303 to lead to groove 402 both ends, through right when shaping inslot 26 is inside reinforced buffer plate 204 is extrudeed the gliding, guide arm 202 extends to guide slot 207 is inside right slide bar 401 contradicts, slide bar 401 drives slider 403 breaks away from slide under expanding spring 404's the effect, thereby makes slide bar 401 right cooling bath 303 one end blocks up, makes the unable cooling that flows of circulating water, causes the unable normal injection moulding of cooling during preventing the material loading, through reinforced completion back, buffer plate 204 resets, guide arm 202 roll-off guide slot 207 makes slide bar 401 does not have the conflict external force after reset, on the slide bar 401 logical groove 402 is right cooling bath 303 switches on, makes things convenient for the cooling water to get into the inside cooling work of cooling bath 303.

Specifically, the blanking mechanism 6 includes a blanking plate 604, the blanking plate 604 is installed on the inner side of the top of the base 1, the blanking plate 604 is slidably connected with the inside of the base 1 through a plurality of connecting springs 605, the top of the blanking plate 604 extends to the outer side of the base 1, a driving rod 603 is slidably connected inside the base 1, a pressing block 601 is installed on one side of the base 1, one end of the pressing block 601 is slidably connected with the inside of the base 1 through a return spring 602, one end of the driving rod 603 penetrates through the return spring 602 and is connected with the pressing block 601, a plurality of push rods 606 are rotatably connected to the driving rod 603, the top of the push rods 606 is rotatably connected to the bottom of the blanking plate 604, an included angle between the push rods 606 and the blanking plate 604 is 45 degrees, the blanking plate 604 is accommodated inside the base 1 under the action of the connecting springs 605, the top of the blanking plate 604 is horizontal to facilitate injection molding, after injection molding, the pressing block 601 gets rid of sliding under the action of the return spring 602, the driving rod 603 drives the pressing block to slide, the pressing block 603, the push rods 606 drive the pushing rod 606 to drive the blanking plate 604 to push rods to remove the internal force of the blanking plate 604, thereby enabling the blanking plate 604 to push rods to remove the injection molding grooves 26 after the injection molding, and facilitate the injection molding, and the blanking plate 604, thereby facilitating the blanking plate 603, and completing the injection molding of the injection molding.

Specifically, fat liquoring mechanism 5 includes oil storage tank 502, 1 bottom inboard of base is equipped with oil storage tank 502, 1 one side threaded connection of base has rubber buffer 501, rubber buffer 501 one end extends to inside the oil storage tank 502, the inside first guide slot 503 of symmetry that is equipped with in 1 both ends of base, first guide slot 503 extends to the base 1 outside, flitch 604 is inside to be equipped with third guide slot 506 and second guide slot 505 down, third guide slot 506 extends to the flitch 604 outside down, second guide slot 505 is connected with third guide slot 506, second guide slot 505 both ends extend to flitch 604 both sides outside and first guide slot 503 intercommunication down, install rubber sleeve 504 between flitch 604 and the base 1 respectively down, rubber sleeve 504 contradicts each other, first guide slot 503 and second guide slot 505 and third guide slot 506 are "mountain" font structure, through be favorable to depositing fluid under the effect of oil storage tank 502, through rubber buffer 501's effect is favorable to right under the effect the inside fluid of maring of oil storage tank 502 be favorable to fluid to be carried to shaping tank 26 inboard under the effect of first guide slot 503, through rubber sleeve 504's effect makes fluid can carry extremely down second guide slot 505 with inside the third guide slot 506, thereby it is right to realize down the fluid of flitch 604 top side is carried to make the better drawing of patterns work of working of plastics after the shaping, pass through when the unloading flitch 604's slip down, thereby make first guide slot 503 with the unable intercommunication of second guide slot 505 makes fluid can not spill over, through down after flitch 604 resets, make things convenient for fluid guide slot 207 to paint inside shaping tank 26.

Specifically, the gas injection mechanism 7 includes a telescopic airbag 701, the telescopic airbag 701 is connected to the inside of one end of the base 1 in a sliding manner, one end of the telescopic airbag 701 is connected to the driving rod 603, the inside of the base 1 is provided with an exhaust groove 703 and a one-way valve 702, the telescopic airbag 701 is connected to the exhaust groove 703 through the one-way valve 702, the inside of the base 1 is provided with an air guide groove 704, the telescopic airbag 701 is connected to the air guide groove 704 through another one-way valve 702, one end of the air guide groove 704 is connected to the oil storage groove 502, and the driving rod 603 is driven to deform so that the telescopic airbag 701 is driven by the driving rod 603, thereby allowing gas to enter the oil storage groove 502 through the one-way valve 702 and the air guide groove 704, so that the oil can be well guided by the inside of the oil storage groove 502 after pressurization, the driving rod 603 is reset, the telescopic airbag 701 is reset, so that external gas enters under the action of the one-way valve 702, but gas cannot be discharged through the one-way valve 702 during inflation, so that gas can enter the inside of the oil storage groove 502.

When the invention is used, firstly, the invention is beneficial to facilitating the buckling of the top plate 201 under the action of the base 1, is beneficial to injecting the externally melted material into the forming groove 26 under the action of the feeding groove 205, thereby carrying out the injection molding of plastic products, thereby facilitating the use after subsequent cooling forming, is beneficial to installing the buffer plate 204 and the top plate 201 under the action of the compression spring 203, thereby leading the buffer plate 204 to drive the top plate 201 to be tightly buckled with the base 1, leading the top plate 201 and the base 1 to be tightly and stably without loosening to generate gaps under the action of the compression spring 203, leading the buffer plate 204 to slide smoothly without deviating under the action of the guide rod 202 and the guide groove 207, leading external cooling circulating water to enter the cooling groove 303 under the action of the water inlet pipe 301, thereby carrying out the cooling hardening on the formed plastic parts in the forming groove 26, and being beneficial to discharging the water in the cooling groove 303 under the action of the water outlet pipe 302, through repeated circulation, better cooling work is realized, the leather plug 304 is blocked on the cooling tank 303 under the action of the abutting spring 305, thereby being beneficial to filling every place inside the cooling tank 303 with cooling water, better cooling work is realized, after the cooling tank 303 is filled, the water pressure abuts against the leather plug 304 to break away from the abutting spring 305 to slide, thereby the cooling water inside the cooling tank 303 is discharged through the water outlet pipe 302, the buffer plate 204 is extruded to slide downwards when the material is fed into the forming tank 26, the guide rod 202 extends into the guide groove 207 to abut against the slide rod 401, the slide rod 401 drives the slide block 403 to break away from the sliding under the action of the expansion spring 404, thereby one end of the cooling tank 303 is blocked by the slide rod 401, the circulating water can not flow and be cooled, the cooling can not be normally molded by injection when the material is fed, after the material is fed, the buffer plate 204 resets, the guide rod 202 slides out of the guide groove 207, the sliding rod 401 is reset after no external force is resisted, the through groove 402 on the sliding rod 401 is communicated with the cooling groove 303, cooling water can conveniently enter the cooling groove 303 for cooling work, the blanking plate 604 is accommodated in the base 1 under the action of the connecting spring 605, the top of the blanking plate 604 is horizontal to the top of the base 1, injection molding work is convenient, after an injection molding part is molded, the pressing block 601 is pressed to enable the pressing block 601 to slide under the action of the resetting spring 602, the pressing block 601 drives the driving rod 603 to slide, the driving rod 603 drives the ejector rod 606 to resist the blanking plate 604, so that the blanking plate 604 can jack up and blank the injection molding part in the molding groove 26, after blanking is completed, the external force of the pressing block 601 is removed, the driving rod 603 is reset, the blanking plate 604 is reset under the action of the connecting spring 605, subsequent injection molding is convenient, oil can be stored under the action of the oil storage groove 502, oil can be filled into the oil storage groove 502 under the action of the rubber plug 501, under the action of the first guide groove 503, oil can be conveyed to the inner side of the forming groove 26, under the action of the rubber sleeve 504, the oil can be conveyed to the inner parts of the second guide groove 505 and the third guide groove 506, so that the oil conveying on the top side of the blanking plate 604 is realized, the formed plastic part can be better demoulded, during blanking, the first guide groove 503 and the second guide groove 505 cannot be communicated through the sliding of the blanking plate 604, the oil cannot overflow, after the blanking plate 604 is reset, the oil guide groove 207 can be conveniently coated in the forming groove 26, through the driving control of the driving rod 603, the driving rod 603 drives the telescopic air bag 701 to extrude and deform, so that gas enters the inner part of the oil storage groove 502 through the one-way valve 702 and the air guide groove 704, the oil can be better conveyed into the guide groove 207 after the inner part of the oil storage groove 502 is pressurized, and after the driving rod 603 is reset, the bellows 701 is reset, and external air is introduced by the action of the vent groove 703 and the other check valve 702, but the air is not discharged through the check valve 702 during inflation, so that the air can enter the oil reservoir 502.

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 utility model provides a forming die of thin wall injection molding which characterized in that: the device comprises a base (1), wherein a forming mechanism (2) is installed on the base (1), a cooling mechanism (3) is installed inside the base (1), a control mechanism (4) is installed inside the base (1), a blanking mechanism (6) is installed on the forming mechanism (2), an oil coating mechanism (5) is installed on the base (1) and the forming mechanism (2), and a gas injection mechanism (7) is arranged on the forming mechanism (2);

the forming mechanism (2) comprises a top plate (201), the top of the base (1) is connected with the top plate (201) in a buckling mode, a forming groove (26) is formed between the top plate (201) and the base (1), a feeding groove (205) is formed in the center of the inside of the top plate (201), the top of the feeding groove (205) extends to the outer side of the top plate (201), and the bottom of the feeding groove (205) extends to the inside of the forming groove (26);

cooling body (3) include cooling bath (303), base (1) inside is equipped with cooling bath (303) that are "S" shape and distribute, base (1) one end threaded connection has inlet tube (301), inlet tube (301) one end extends to inside cooling bath (303) one end, base (1) other end threaded connection has outlet pipe (302), outlet pipe (302) one end extends to inside cooling bath (303) the other end.

2. The mold for molding a thin-walled injection molded part according to claim 1, wherein: the base (1) top is equipped with buffer board (204), install a plurality of compression spring (203) between buffer board (204) and roof (201).

3. The mold for molding a thin-walled injection molded part according to claim 2, wherein: the edge of the inner side of the top of the base (1) is provided with a plurality of guide grooves (207), the bottom of the buffer plate (204) is vertically and fixedly connected with a plurality of guide rods (202), and the guide rods (202) penetrate through the compression spring (203) and the guide grooves (207) to be connected in a sliding mode.

4. The mold for molding a thin-walled injection molded part according to claim 1, wherein: base (1) other end internally mounted has leather plug (304), leather plug (304) are through contradicting spring (305) and the inside sliding connection of base (1), cooling bath (303) other end extends to leather plug (304) top, outlet pipe (302) one end extends to leather plug (304) lateral wall.

5. The mold for molding a thin-walled injection molded part according to claim 3, wherein: control mechanism (4) include slider (403), base (1) one end internally mounted has slider (403), slider (403) pass through expanding spring (404) and the inside sliding connection of base (1), slider (403) the perpendicular fixedly connected with slide bar (401) in top, slide bar (401) are rubber materials, inside slide bar (401) top extended to guide slot (207), be equipped with logical groove (402) on slide bar (401), lead to groove (402) both ends and cooling bath (303) intercommunication.

6. The mold for molding a thin-walled injection molded part according to claim 1, wherein: unloading mechanism (6) are including flitch (604) down, flitch (604) down are installed to base (1) top inboard, flitch (604) are through a plurality of coupling spring (605) and the inside sliding connection of base (1) down, flitch (604) top extends to the base (1) outside down, the inside sliding connection of base (1) has actuating lever (603), briquetting (601) are installed to base (1) one side, briquetting (601) one end is through reset spring (602) and the inside sliding connection of base (1), actuating lever (603) one end runs through and is connected in reset spring (602) and briquetting (601), it is connected with a plurality of ejector pins (606) to rotate on actuating lever (603), ejector pin (606) top and unloading board (604) bottom are rotated and are connected, the contained angle is 45 degrees between ejector pin (606) and unloading board (604).

7. The mold for molding a thin-walled injection molded part according to claim 6, wherein: oiling mechanism (5) is including oil storage tank (502), base (1) bottom inboard is equipped with oil storage tank (502), base (1) one side threaded connection has rubber buffer (501), rubber buffer (501) one end extends to inside oil storage tank (502), base (1) both ends inside is equipped with first guide slot (503) of symmetry, first guide slot (503) extend to base (1) outside, flitch (604) inside is equipped with third guide slot (506) and second guide slot (505) down, third guide slot (506) extend to flitch (604) outside down, second guide slot (505) are connected with third guide slot (506), second guide slot (505) both ends extend to flitch (604) both sides outside and first guide slot (503) intercommunication down, install rubber sleeve (504) between flitch (604) and base (1) respectively down, rubber sleeve (504) contradict each other, first guide slot (503) and second guide slot (505) and third guide slot (506) are "mountain character style of calligraphy structure".

8. The mold for molding a thin-walled injection molded part according to claim 7, wherein: gas injection mechanism (7) are including flexible gasbag (701), the inside sliding connection of base (1) one end has flexible gasbag (701), flexible gasbag (701) one end is connected with actuating lever (603), base (1) inside is equipped with air discharge duct (703) and check valve (702), flexible gasbag (701) are connected with air discharge duct (703) through check valve (702), base (1) inside is equipped with air guide duct (704), flexible gasbag (701) are connected with air guide duct (704) through another check valve (702), air guide duct (704) one end is connected with oil storage tank (502).