CN113263691A

CN113263691A - Injection mold with automatic demolding function and using method

Info

Publication number: CN113263691A
Application number: CN202110545879.8A
Authority: CN
Inventors: 潘澔; 郝俊飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2021-08-17

Abstract

The invention discloses an injection mold with an automatic demolding function and a using method thereof, and relates to the technical field of injection molds, the injection mold comprises a mounting seat, a groove is arranged at the top of the mounting seat, a mold is placed in the groove, a groove body is arranged in the mounting seat, a plurality of first vent holes are uniformly arranged at the inner side of the groove body, second vent holes are respectively arranged at two sides of the outer part of the mounting seat, an air conditioning mechanism is fixedly arranged at the outer side of the second vent holes, two sliding grooves are respectively transversely arranged at four sides of the top surface of the mounting seat, a second sliding block is respectively arranged in the two sliding grooves, an L-shaped rod is fixedly arranged at the top of the second sliding block, and a T-shaped limiting rod is fixedly arranged at one end of the L-shaped rod. The molding speed is slow after the injection molding raw stock is poured into the mold, and the production efficiency is reduced.

Description

Injection mold with automatic demolding function and using method

Technical Field

The invention relates to the technical field of injection molds, in particular to an injection mold with an automatic demolding function and a using method thereof.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification. The injection mold is divided into a thermosetting plastic mold and a thermoplastic plastic mold according to the molding characteristics; according to the forming process, the method is divided into a transfer mold, a blow mold, a cast mold, a hot forming mold, a hot pressing mold (compression mold), an injection mold and the like, wherein the hot pressing mold can be divided into a flash type, a semi-flash type and a non-flash type by a flash mode, and the injection mold can be divided into a cold runner mold and a hot runner mold by a pouring system; the device can be divided into a movable type and a fixed type according to the loading and unloading mode.

The existing injection mold is generally fixedly arranged on the mounting seat, the injection mold is inconvenient to take out, the existing injection mold does not have a cooling function, the molding speed of injection molding raw stock is low after the injection molding raw stock is poured into the mold, and the production efficiency is reduced, so that the injection mold with the automatic demolding function is provided to solve the problems.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides an injection mold with an automatic demolding function, and the specific technical scheme is as follows:

an injection mold with an automatic demolding function comprises a mounting seat, wherein a groove is formed in the top of the mounting seat, a mold is placed in the groove, a groove body is arranged in the mounting seat, a plurality of first ventilation holes are uniformly formed in the inner side of the groove body, the first ventilation holes are communicated with the groove, two ventilation holes are respectively formed in two sides of the outer portion of the mounting seat, an air cooling mechanism is fixedly arranged on the outer sides of the second ventilation holes and used for continuously producing air, and the air cooling mechanism sequentially penetrates through the second ventilation holes and the first ventilation holes to enter the groove to cool the mold;

the four sides of the top surface of the mounting seat are respectively and transversely provided with a second sliding groove, a second sliding block is arranged in each of the two second sliding grooves and is in sliding fit with the second sliding groove, the second sliding block can be fixed, the top of the second sliding block is fixedly provided with an L-shaped rod, one end, far away from the second sliding block, of the L-shaped rod is fixedly provided with a T-shaped limiting rod, and the T-shaped limiting rod is used for fixing the position of the die.

Preferably, mould top both sides are the fixed riser that is provided with respectively, two the spout one has all vertically been seted up to the riser inboard, two be provided with slider one in the spout one respectively, slider one with a spout sliding fit, two the fixed horizontal pole that is provided with between slider one, the fixed clamp plate that is provided with in horizontal pole bottom, two the bottom is all fixed buffer gear that is provided with in the spout one, the buffer gear top with a slider fixed connection, the fixed T shape handle that is provided with in horizontal pole top.

Preferably, buffer gear includes the telescopic link, the telescopic link is fixed to be set up bottom in the spout is one, the telescopic link top with a slider fixed connection, the cover is equipped with compression spring on the telescopic link, compression spring surface fat liquoring anti-rust paint.

Preferably, air conditioning mechanism includes the seal box, the seal box is close to the mounting hole has been seted up to one side of mount pad, install the air exhauster in the mounting hole, the mounting hole with two communicate with each other in the ventilation hole, one side is provided with the water tank in the seal box, be provided with the water pump in the water tank, the water pump has the standpipe through branch connection, the standpipe right side equidistance is provided with a plurality of atomizer, atomizer runs through the seal box, the seal box is fixed to be set up the inside of seal box, the seal box is close to one side of mounting hole is provided with a plurality of ventilation holes two.

Preferably, the top of the second sliding block is provided with a tightening screw, the tightening screw is in sliding fit with the second sliding block, and the second sliding block is abutted and fixed by screwing the tightening screw.

Preferably, the water tank top is provided with the inlet tube, the inlet tube runs through the water tank, the inlet tube is connected with the water source.

Preferably, the air conditioning mechanism still includes the installation piece, the installation piece is provided with two, two the installation piece is fixed the setting respectively and is in seal box top and bottom, install the refrigerator on the installation piece, the refrigerator has the hard tube through hose connection, the hard tube lower extreme runs through in proper order the seal box with the seal box.

Preferably, liquid guide grooves are formed in two sides of the bottom in the groove body respectively, one side of each liquid guide groove is connected with a liquid guide pipe, and the liquid guide pipe penetrates through the mounting seat and extends outwards.

Compared with the prior art, the invention has the beneficial effects that:

1. through the structures of the second sliding block, the elastic screw, the T-shaped limiting rod and the like, the second sliding block drives the T-shaped limiting rod to move, the four T-shaped limiting rod molds are limited and fixed, the molds are convenient to fix, and the molds can be taken out by loosening the elastic screw at the same time, so that the mold is convenient to take out, and the problem that the existing injection molds are generally fixedly arranged on the mounting seat and are inconvenient to take out is solved;

2. through the arrangement of the air cooling mechanism, the second vent hole, the vent hole and the like, the air cooling mechanism continuously produces air cooling during working, and the air cooling sequentially passes through the second vent hole and the first vent hole to enter the groove to cool the mold, so that the problem that the existing injection mold does not have a cooling function is solved, the molding speed of the injection molding virgin stock is slow after the injection molding stock is poured into the mold, and the production efficiency of the inner screen of the liquid crystal display is reduced;

3. the T-shaped handle is pressed downwards to drive the pressing plate to move downwards through the arranged structures such as the cross rod, the pressing plate, the telescopic rod and the compression spring, the pressing plate carries out pressing processing on primary pulp in the die, the T-shaped handle is loosened, the pressing plate automatically moves upwards under the action of the restoring force of the compression spring, and the forming working efficiency of the die is improved;

4. through structures such as the liquid guide groove and the liquid guide pipe which are arranged, one part of vapor sprayed by the atomizing spray head enters the groove body, and water flows out along the liquid guide groove and the liquid guide pipe, so that the normal cooling of the die is ensured.

Drawings

The accompanying drawings, which 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 principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a perspective view of an injection mold with an automatic mold release function according to the present invention;

FIG. 2 is a front view of an injection mold with an automatic mold release function according to the present invention;

FIG. 3 is a cross-sectional view of an injection mold with an automatic mold release function according to the present invention;

FIG. 4 is a front view of a cooling mechanism in an injection mold with an automatic mold release function according to the present invention;

FIG. 5 is a cross-sectional view of a cooling mechanism in an injection mold with an automatic mold release function according to the present invention;

FIG. 6 is a front view of a T-shaped stop lever in an injection mold with an automatic mold release function according to the present invention;

fig. 7 shows an enlarged schematic view of section a of fig. 3 of the present invention.

In the figure: 1-T-shaped handle, 2-cross bar, 3-vertical plate, 4-slide block I, 5-chute I, 6-compression spring, 7-telescopic bar, 8-mounting seat, 9-T-shaped limiting rod, 10-slide block II, 11-elastic screw rod, 12-L-shaped rod, 13-chute II, 14-groove body, 15-vent hole I, 16-liquid guide groove, 17-liquid guide pipe, 18-mould, 19-vent hole II, 20-pressing plate, 21-air cooling mechanism, 22-vent hole II, 23-mounting block, 24-refrigerator, 25-hose, 26-hard pipe, 27-seal box, 28-water inlet pipe, 29-branch pipe, 30-water pump, 31-water tank, 32-vertical pipe, 33-atomization spray head, 34-a sealing box, 35-a mounting hole, 36-a groove and 37-an exhaust fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, an injection mold with an automatic demolding function comprises a mounting base 8, a groove 36 is formed in the top of the mounting base 8, a mold 18 is placed in the groove 36, a groove body 14 is arranged inside the mounting base 8, a plurality of vent holes 15 are uniformly formed in the inner side of the groove body 14, the vent holes 15 are communicated with the groove 36, vent holes 22 are respectively formed in two sides of the outer portion of the mounting base 8, an air conditioning mechanism 21 is fixedly arranged outside the vent holes 22, the air conditioning mechanism 21 is used for continuously producing air conditioning, the air conditioning sequentially penetrates through the vent holes 22 and the vent holes 15 to enter the groove 36 to cool the mold 18, slide grooves 13 are respectively and transversely formed in four sides of the top surface of the mounting base 8, slide blocks 10 are respectively arranged in the two slide grooves 13, the slide blocks 10 are in sliding fit with the slide grooves 13, the slide blocks 10 can be fixed, elastic screws 11 are arranged on the tops of the slide blocks 10, and the elastic screws 11 are in sliding fit with the slide blocks 10, the second sliding block 10 is abutted and fixed through the screwing and loosening screw 11, the top of the second sliding block 10 is fixedly provided with an L-shaped rod 12, one end, far away from the second sliding block 10, of the L-shaped rod 12 is fixedly provided with a T-shaped limiting rod 9, and the T-shaped limiting rod 9 is used for fixing the position of the die 18.

Through the arrangement of the second sliding block 10, the second tightening screw 11, the T-shaped limiting rods 9 and other structures, the second sliding block 10 slides, the second sliding block 10 drives the L-shaped rod 12 to move, the L-shaped rod 12 drives the T-shaped limiting rods 9 to move, the four T-shaped limiting rods 9 are limited and fixed by the molds 18, the molds 18 are fixed conveniently, the molds 18 can be taken out by loosening the tightening screw 11, the molds 18 can be taken out conveniently, and the problem that the existing injection molds are generally fixedly arranged on the mounting seat and the injection molds are not taken out conveniently is solved;

through the structures of the air cooling mechanism 21, the vent hole II 22, the vent hole I15 and the like, the air cooling mechanism 21 continuously produces air cooling during working, the air cooling sequentially penetrates through the vent hole II 22 and the vent hole I15 to enter the groove 36 to cool the mold 18, the problem that an existing injection mold does not have a cooling function is solved, the molding speed of injection molding virgin stock is slow after the injection molding stock is poured into the mold, and the production efficiency of the liquid crystal display inner screen is reduced;

as above-mentioned technical scheme's improvement, 18 top both sides of mould are fixed respectively and are provided with riser 3, 3 inboard spout one 5 has all vertically been seted up to two risers, be provided with slider one 4 in two spout one 5 respectively, slider one 4 and spout one 5 sliding fit, two sliders are fixed between 4 and are provided with horizontal pole 2, 2 fixed clamp plates 20 that are provided with in the bottom of horizontal pole, 5 interior bottoms of two spout are all fixed and are provided with buffer gear, buffer gear top and slider one 4 fixed connection, 2 fixed T shape handles 1 that are provided with in top of horizontal pole, buffer gear includes telescopic link 7, 7 fixed settings of telescopic link are bottom in spout one 5, 7 tops of telescopic link and slider one 4 fixed connection, the cover is equipped with compression spring 6 on the telescopic link 7, 6 surface fat liquoring anti-rust paint of compression spring.

The T-shaped handle 1 is pressed downwards through the structures such as the cross rod 2, the pressing plate 20, the telescopic rod 7 and the compression spring 6, the T-shaped handle 1 drives the cross rod 2 to move downwards, the cross rod 2 drives the pressing plate 20 to move downwards, the pressing plate 20 performs pressing mold processing on raw pulp in the mold 18, the T-shaped handle 1 is loosened, the pressing plate 20 automatically moves upwards under the action of restoring force of the compression spring 6, and the working efficiency of mold forming is improved;

as an improvement of the above technical solution, the air conditioning mechanism 21 comprises a seal box 27, one side of the seal box 27 close to the mounting base 8 is provided with a mounting hole 35, an exhaust fan 37 is installed in the mounting hole 35, the mounting hole 35 is communicated with the second vent holes 22, one side of the seal box 27 is provided with a water tank 31, the water tank 31 is internally provided with a water pump 30, the water pump 30 is connected with a vertical pipe 32 through a branch pipe 29, the right side of the vertical pipe 32 is provided with a plurality of atomizing nozzles 33 at equal intervals, the atomizing nozzles 33 penetrate through the seal box 34, the seal box 34 is fixedly arranged in the seal box 27, one side of the seal box 34 close to the mounting hole 35 is provided with a plurality of second vent holes 19, the top of the water tank 31 is provided with a water inlet pipe 28, the water inlet pipe 28 penetrates through the water tank 31, the water inlet pipe 28 is connected with a water source, the air conditioning mechanism 21 further comprises two mounting blocks 23, the two mounting blocks 23 are respectively fixedly arranged at the top and the bottom of the seal box 27, the refrigerator 24 is installed on the installation block 23, the refrigerator 24 is connected with a hard pipe 26 through a hose 25, and the lower end of the hard pipe 26 penetrates through the seal box 27 and the seal box 34 in sequence.

The water pump 30 is started through the structures such as the water pump 30, the atomizing spray nozzle 33, the refrigerator 24 and the hard pipe 26, the atomizing spray nozzle 33 sprays water mist, cold air in the refrigerator 24 cools the water mist through the hard pipe 26, and the exhaust fan 37 extracts the cooled water mist to cool the die 18, so that the cooling speed of the die 18 is increased;

as the improvement of the technical proposal, both sides of the bottom in the groove body 14 are respectively provided with a liquid guide groove 16, one side of the liquid guide groove 16 is connected with a liquid guide pipe 17, and the liquid guide pipe 17 penetrates through the mounting seat 8 and extends outwards.

Through the structures of the liquid guide groove 16, the liquid guide pipe 17 and the like, part of water vapor sprayed by the atomizing nozzle 33 enters the groove body 14, and water flows out along the liquid guide groove 16 and the liquid guide pipe 17, so that the normal operation of cooling the mold is ensured;

when the injection molding machine is used, the second sliding block 10 slides, the second sliding block 10 drives the L-shaped rod 12 to move, the L-shaped rod 12 drives the T-shaped limiting rods 9 to move, the four T-shaped limiting rods 9 limit and fix the mold 18, the mold 18 is convenient to fix, meanwhile, the mold 18 can be taken out by loosening and loosening the screw rods 11, the problem that the existing injection mold is generally fixedly arranged on a mounting seat and the injection mold is inconvenient to take out is solved, the T-shaped handle 1 is pressed downwards, the T-shaped handle 1 drives the cross rod 2 to move downwards, the cross rod 2 drives the pressing plate 20 to move downwards, the pressing plate 20 performs pressing molding on raw stock in the mold 18, the T-shaped handle 1 is loosened, the pressing plate 20 automatically moves upwards under the action of the restoring force of the compression spring 6, and the working efficiency of mold forming is improved; the water pump 30 is started, the atomizing spray head 33 sprays water mist, cold air in the refrigerator 24 cools the water mist through the hard pipe 26, the cooled water mist is extracted by the exhaust fan 37, the cold air sequentially passes through the second vent hole 22 and the first vent hole 15 to enter the groove 36 to cool the mold 18, the cooling speed of the mold 18 is increased, the problems that an existing injection mold does not have a cooling function, the molding speed of injection raw stock is low after the injection raw stock is poured into the mold are solved, and the production efficiency of the liquid crystal display inner screen is reduced; part of the water vapor sprayed by the atomizing nozzle 33 enters the groove body 14, and the water flows out along the liquid guide groove 16 and the liquid guide pipe 17, so that the normal operation of cooling the mold is ensured.

The invention is not described in detail, but is well known to those skilled in the art.

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 injection mold with the automatic demolding function comprises a mounting seat (8) and is characterized in that a groove (36) is formed in the top of the mounting seat (8), a mold (18) is placed in the groove (36), a groove body (14) is arranged in the mounting seat (8), a plurality of first ventilation holes (15) are uniformly formed in the inner side of the groove body (14), the first ventilation holes (15) are communicated with the groove (36), two ventilation holes (22) are respectively formed in two sides of the outer portion of the mounting seat (8), a cold air mechanism (21) is fixedly arranged on the outer side of each ventilation hole (22), the cold air mechanism (21) is used for continuously producing cold air, and the cold air sequentially penetrates through the second ventilation holes (22) and the first ventilation holes (15) to enter the groove (36) to cool the mold (18);

the four sides of the top surface of the mounting seat (8) are respectively and transversely provided with a second sliding groove (13), two sliding blocks (10) are respectively arranged in the second sliding grooves (13), the second sliding blocks (10) are in sliding fit with the second sliding grooves (13), the second sliding blocks (10) can be fixed, the tops of the second sliding blocks (10) are fixedly provided with L-shaped rods (12), one ends, far away from the second sliding blocks (10), of the L-shaped rods (12) are fixedly provided with T-shaped limiting rods (9), and the T-shaped limiting rods (9) are used for fixing the position of the die (18).

2. The injection mold with automatic demolding function as claimed in claim 1, wherein: mould (18) top both sides are fixed riser (3) of being provided with respectively, two spout one (5), two have all vertically been seted up to riser (3) inboard be provided with slider one (4) in spout one (5) respectively, slider one (4) with spout one (5) sliding fit, two fixed horizontal pole (2) of being provided with between slider one (4), horizontal pole (2) bottom is fixed and is provided with clamp plate (20), two the bottom is all fixed buffer gear that is provided with in spout one (5), the buffer gear top with slider one (4) fixed connection, horizontal pole (2) top is fixed and is provided with T shape handle (1).

3. The injection mold with automatic demolding function as claimed in claim 2, wherein: buffer gear includes telescopic link (7), telescopic link (7) are fixed to be set up bottom in spout (5), telescopic link (7) top with slider (4) fixed connection, the cover is equipped with compression spring (6) on telescopic link (7), compression spring (6) surface fat liquoring anti-rust paint.

4. The injection mold with automatic demolding function as claimed in claim 3, wherein: air conditioning mechanism (21) includes seal box (27), seal box (27) are close to mounting hole (35) have been seted up to one side of mount pad (8), install air exhauster (37) in mounting hole (35), mounting hole (35) with ventilation hole two (22) communicate with each other, one side is provided with water tank (31) in seal box (27), be provided with water pump (30) in water tank (31), water pump (30) are connected with standpipe (32) through branch pipe (29), standpipe (32) right side equidistance is provided with a plurality of atomizer (33), atomizer (33) run through seal box (34), seal box (34) are fixed to be set up the inside of seal box (27), seal box (34) are close to one side of mounting hole (35) is provided with a plurality of ventilation hole two (19).

5. The injection mold with automatic demolding function as claimed in claim 4, wherein: the top of the second sliding block (10) is provided with a tightening screw (11), the tightening screw (11) is in sliding fit with the second sliding block (10), and the second sliding block (10) is abutted and fixed through screwing the tightening screw (11).

6. The injection mold with automatic demolding function as claimed in claim 5, wherein: the water tank (31) top is provided with inlet tube (28), inlet tube (28) run through water tank (31), inlet tube (28) are connected with the water source.

7. The injection mold with automatic demolding function as claimed in claim 6, wherein: air conditioning mechanism (21) still includes installation piece (23), installation piece (23) are provided with two, two installation piece (23) are fixed the setting respectively seal box (27) top and bottom, install refrigerator (24) on installation piece (23), refrigerator (24) are connected with hard tube (26) through hose (25), hard tube (26) lower extreme runs through in proper order seal box (27) with seal box (34).

8. The injection mold with automatic demolding function as claimed in claim 7, wherein: liquid guide grooves (16) are formed in two sides of the bottom in the groove body (14) respectively, one side of each liquid guide groove (16) is connected with a liquid guide pipe (17), and the liquid guide pipes (17) penetrate through the mounting seat (8) and extend outwards.