CN112477000A

CN112477000A - Automatic demoulding adjustable injection mould and method

Info

Publication number: CN112477000A
Application number: CN202011405777.8A
Authority: CN
Inventors: 岳科望
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-03-12

Abstract

The invention discloses an automatic demoulding adjustable injection mould and a method, which relate to the field of injection moulds and comprise a workbench, wherein the top of the workbench is fixedly connected with two L-shaped fixing frames, one end, close to each other, of each L-shaped fixing frame is fixedly connected with the same lower mould, and the top of the workbench is fixedly connected with two supporting rods. When the servo motor is started to enable the upper die to move upwards, the ejector rod and the top plate can be driven to move upwards, so that a product in the die cavity can be automatically ejected out, the purpose of automatic demolding is achieved, manual demolding is not needed any more, time and labor are saved, the work load of workers is reduced, potential safety hazards generated during demolding are reduced, when the adjusting turntable is rotated, the movable plate can be driven to move upwards and downwards to change the size of the die cavity, so that products with different sizes can be injection molded during injection molding, the application range of the die is expanded, the whole die does not need to be replaced, and the input cost is reduced.

Description

Automatic demoulding adjustable injection mould and method

Technical Field

The invention relates to the field of injection molds, in particular to an automatic demolding adjustable injection mold and an automatic demolding adjustable injection mold method.

Background

Injection molding is a method for producing and molding industrial products. The products are generally produced by rubber injection molding and plastic injection molding. Stirring the completely molten plastic material by a screw at a certain temperature, injecting the plastic material into a mold cavity by high pressure, and cooling and solidifying to obtain a molded product. The method is suitable for mass production of parts with complex shapes, and is one of important processing methods. An injection mold is used for injection molding.

Most of traditional injection molds are manually demoulded, the manual demoulding wastes time and labor, the demoulding speed is slow, the workload of workers is increased, in the demoulding process, the temperature of a product is high, the phenomenon of scalding can be caused carelessly, certain potential safety hazards are generated, meanwhile, the existing injection mold can only be used for injection molding of products with the same specification and size, the application range is small, when the products with different sizes need to be injected, the whole injection mold must be replaced, and the input cost is increased.

Disclosure of Invention

The invention aims to provide an automatic demoulding adjustable injection mould to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an automatic demoulding adjustable injection mold comprises a workbench, wherein two L-shaped fixing frames are fixedly connected to the top of the workbench, one end, close to each other, of each L-shaped fixing frame is fixedly connected with the same lower mold, two supporting rods are fixedly connected to the top of the workbench, the top ends of the two supporting rods are fixedly connected with the same transverse plate, the top of the transverse plate is fixedly connected with an L-shaped base, a servo motor is fixedly arranged at the bottom of the L-shaped base, the output end of the servo motor is in driving connection with a driving screw rod, the bottom end of the driving screw rod sequentially penetrates through the transverse plate and one of the L-shaped fixing frames, a driven screw rod is rotatably arranged at the top of the other L-shaped fixing frame, the top end of the driven screw rod penetrates through the transverse plate and is provided with a driving mechanism between the driving screw rod and the driving screw, one end of each of the two moving blocks, which is close to each other, is fixedly connected with the same upper die, the lower die is provided with an automatic demolding mechanism, and the upper die is provided with an adjusting mechanism.

Borrow by above-mentioned structure, when starting servo motor, can make the upper die move down and laminate mutually with the bed die and form the die cavity, through adjustment mechanism's setting, can change the die cavity size, can mould plastics into the product of different size and dimension when moulding plastics, improved the application scope of mould, through automatic demoulding mechanism's setting, can realize the automatic drawing of patterns of mould, labour saving and time saving.

Preferably, the driving mechanism comprises a main driving wheel and an auxiliary driving wheel, the main driving wheel is fixedly sleeved on the driving screw rod, the auxiliary driving wheel is fixedly sleeved on the driven screw rod, and the main driving wheel and the auxiliary driving wheel are movably provided with the same driving belt.

Further, through the setting of actuating mechanism for the initiative screw rod also can drive driven screw rod and rotate when the pivoted, and then can realize reciprocating of going up the mould in step.

Preferably, adjustment mechanism includes fly leaf and screw thread post, fly leaf slidable mounting go up in the mould and size looks adaptation, the bottom of screw thread post is rotated and is installed on the top of fly leaf, the top screw thread of screw thread post runs through go up mould and fixedly connected with regulation carousel, be provided with fixed establishment on the regulation carousel.

Further, when the rotation is adjusted the carousel, can drive the fly leaf and reciprocate, and then can change the die cavity size for the mould can mould plastics out the product of different size and dimension, and application scope is wide, no longer need change whole mould, has reduced the cost that drops into.

Preferably, fixed establishment includes montant, sliding block and dead lever, montant fixed mounting be in on the top of last mould, the lateral part of montant is provided with the scale, the sliding tray has been seted up to the lateral part of montant, sliding block slidable mounting be in the sliding tray, the slide opening has been seted up to the lateral part of sliding block, evenly seted up a plurality of spacing holes on the week side of regulation carousel, the one end of dead lever is run through the slide opening and is extended to one of them spacing downthehole, the other end fixedly connected with handle piece of dead lever.

Further, through the setting of fixed establishment, can be fixed with adjusting the carousel after size adjustment is accomplished, avoid adjusting the carousel and take place the rotation and influence the precision of moulding plastics.

Preferably, a return spring is sleeved on the fixed rod, and two ends of the return spring are respectively and fixedly connected with the sliding block and the side part of the handle block.

Furthermore, through the arrangement of the return spring, the fixed rod and the adjusting turntable can be kept in a fixed state, and the device is convenient and labor-saving.

Preferably, the automatic demolding mechanism comprises a screw rod, an ejector rod and a top plate, a placing groove is formed in the inner wall of the bottom of the lower mold, a square hole is formed in the inner wall of the bottom of the placing groove, the ejector rod is slidably mounted in the square hole, the top plate is fixedly connected to the top of the ejector rod, the top plate is matched with the placing groove in size, a threaded hole is formed in the bottom of the ejector rod, the screw rod is installed in the threaded hole in a threaded manner, and the bottom end of the screw rod extends to the outside of the threaded hole and is provided with a connecting mechanism between the driving screw rods.

Preferably, the connecting mechanism comprises a driving gear and a linkage gear, the driving gear is fixedly installed on the bottom end of the driving screw rod, the linkage gear is rotatably installed on the top of the workbench, the driving gear is meshed with the linkage gear, and the bottom end of the screw rod is fixedly installed on the top of the linkage gear.

Through the setting of coupling mechanism and automatic demoulding mechanism for it also can be automatic ejecting with the product in the die cavity to go up the mould when rebound, has realized the purpose of automatic drawing of patterns, no longer need the manual work to carry out the drawing of patterns, and labour saving and time saving has alleviateed staff's work burden, and has reduced the produced potential safety hazard of drawing of patterns during operation.

Preferably, be provided with the storage water tank under the workstation, be provided with the water pump on the bottom inner wall of storage water tank, set up the spiral water cavity in the bed die, fixedly connected with inlet tube and outlet pipe on the lateral part inner wall in spiral water cavity, the inlet tube with the one end of outlet pipe all extends to in the storage water tank, the inlet tube with the delivery port looks fixed connection of water pump.

Further, through the setting of storage water tank, water pump, inlet tube, outlet pipe and spiral water cavity, can cool down the product of mould intracavity for the moulding process of product has been practiced thrift a large amount of times, has improved the forming speed of injection moulding product.

Preferably, an injection molding hole is formed in the inner wall of one side of the lower die, an injection molding pipe is fixedly mounted in the injection molding hole, and one end of the injection molding pipe extends out of the lower die.

Furthermore, through the arrangement of the injection molding pipe, the raw material can be conveniently injected into the mold cavity.

Preferably, the top of the lower die is annularly provided with a butt joint groove, the bottom of the upper die is annularly and fixedly connected with a butt joint block, and the butt joint block is matched with the butt joint groove in size.

Further, through butt joint piece and the setting in butt joint groove, can make the bed die inseparabler with last mould laminating, and improved the leakproofness of die cavity, guaranteed the stability of the work of moulding plastics.

In conclusion, the technical effects and advantages of the invention are as follows:

1. the structure of the invention is reasonable, when the servo motor is started, the driving screw rod can be driven to rotate, the driving screw rod can drive the main driving wheel to rotate, the auxiliary driving wheel and the driven screw rod can be driven to rotate under the action of the driving belt, and then the two moving blocks can be driven to move downwards at the same time, so that the upper die moves downwards to be attached to the lower die to form a die cavity;

2. in the invention, when products with different sizes are required to be injected, a worker can pull the handle block and rotate the adjusting turntable, the adjusting turntable rotates to drive the threaded column to rotate and move up and down, the threaded column moves to drive the movable plate to move up and down, and the size of the mold cavity can be changed, so that the products with different sizes can be injected during injection molding, the application range of the mold is improved, the whole mold does not need to be replaced, and the input cost is reduced;

3. according to the invention, when the handle block is pulled, the reset spring is stretched, the fixed rod can move out of the limiting hole, after the size is adjusted, the handle block can be moved up and down, so that the fixed rod is aligned with the limiting hole, then the handle block is loosened, and at the moment, under the elastic force action of the reset spring, the fixed rod can be automatically reset and moved into the limiting hole, so that the adjusting turntable can be fixed, and the phenomenon that the injection molding precision is influenced due to the rotation of the adjusting turntable is avoided;

4. according to the invention, when the water pump is started, cold water in the water storage tank is pumped into the spiral water cavity through the water inlet pipe and flows back into the water storage tank through the water outlet pipe, so that the water is recycled, and when the cold water passes through the spiral water cavity, the lower die is cooled, so that a product in the die cavity can be cooled, the product shaping process is accelerated, a large amount of time is saved, and the forming speed of an injection molding product is improved;

5. according to the automatic demolding device, when demolding is needed, the servo motor is started to rotate reversely, the upper mold can be made to move upwards through the driving screw and the driven screw, the driving screw rotates to drive the driving gear to rotate, the driving gear rotates to drive the linkage gear to rotate, the linkage gear rotates to drive the lead screw to rotate, and the lead screw rotates to drive the ejector rod and the ejector plate to move upwards, so that a product in a mold cavity can be automatically ejected out, the purpose of automatic demolding is achieved, manual demolding is not needed any more, time and labor are saved, the work burden of workers is relieved, the workers are prevented from directly contacting a high-temperature mold, and potential safety hazards generated during demolding are reduced.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic perspective view of another embodiment of the present invention;

FIG. 3 is a schematic side view of a cross-sectional structure of the present invention;

FIG. 4 is a partially enlarged view of FIG. 1;

FIG. 5 is an enlarged view of the structure at A in FIG. 1;

FIG. 6 is a partially enlarged view of FIG. 2;

FIG. 7 is a schematic cross-sectional view of an upper mold in an embodiment of the present invention;

FIG. 8 is a schematic cross-sectional view of a lower mold in an embodiment of the present invention.

In the figure: 1. a work table; 2. an L-shaped fixing frame; 3. a lower die; 4. a support bar; 5. a transverse plate; 6. an L-shaped base; 7. a servo motor; 8. a driving screw; 9. a driven screw; 10. a moving block; 11. an upper die; 12. a main transmission wheel; 13. an auxiliary transmission wheel; 14. a drive belt; 15. a movable plate; 16. a threaded post; 17. adjusting the turntable; 18. a vertical rod; 19. a sliding groove; 20. a slider; 21. fixing the rod; 22. a limiting hole; 23. a handle block; 24. a return spring; 25. a driving gear; 26. a linkage gear; 27. a screw rod; 28. a top rod; 29. a top plate; 30. a placement groove; 31. a water storage tank; 32. a spiral water cavity; 33. a water inlet pipe; 34. a water outlet pipe; 35. injection molding a tube; 36. a butt joint block; 37. and (4) butting the grooves.

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.

Example (b): referring to fig. 1-8, the automatic demolding adjustable injection mold includes a work table 1, where the work table 1 may be any table structure in the prior art, such as a metal table.

The top of the workbench 1 is fixedly connected with two L-shaped fixing frames 2, and the L-shaped fixing frames 2 can be any L-shaped metal rods in the prior art and are welded and fixed with the top of the workbench 1.

The one end fixedly connected with same bed die 3 that two L shape mounts 2 are close to each other, two bracing pieces 4 of top fixedly connected with of workstation 1, the same diaphragm 5 of top fixedly connected with of two bracing pieces 4, the top fixedly connected with L shape frame 6 of diaphragm 5, servo motor 7 has set firmly in the bottom of L shape frame 6, servo motor 7 can be any one among the prior art positive and negative motor, for example, the model is 80st-m02430, it is fixed with the bottom spiro union of L shape frame 6.

The output end of the servo motor 7 is connected with a driving screw 8 in a driving manner, the driving screw 8 can be any metal screw in the prior art, and the driving screw is connected with the output end of the servo motor 7 through a coupler.

The bottom of initiative screw rod 8 runs through diaphragm 5 and one of them L shape mount 2 in proper order, the top of another L shape mount 2 is rotated and is installed driven screw 9, driven screw 9's top run through diaphragm 5 and with be provided with actuating mechanism between the initiative screw rod 8, equal screw thread has cup jointed movable block 10 on initiative screw rod 8 and the driven screw rod 9, the same last mould 11 of one end fixedly connected with that two movable blocks 10 are close to each other, be provided with automatic demoulding mechanism on the bed die 3, be provided with adjustment mechanism on going up mould 11.

Borrow by above-mentioned structure, when starting servo motor 7, drive initiative screw rod 8 and rotate, initiative screw rod 8 rotates and drives the accessory drive wheel 13 and driven screw 9 through actuating mechanism and rotates, and then can drive two movable blocks 10 and last mould 11 simultaneously and move down and laminate mutually with bed die 3 and form the die cavity, through adjustment mechanism's setting, can change the die cavity size, can mould plastics into the product of different size dimensions when moulding plastics, through automatic demoulding mechanism's setting, can realize the automatic drawing of patterns of mould, labour saving and time saving.

As a preferred embodiment of this embodiment, the driving mechanism includes a main driving wheel 12 and an auxiliary driving wheel 13, the main driving wheel 12 is fixedly sleeved on the driving screw 8, the auxiliary driving wheel 13 is fixedly sleeved on the driven screw 9, and the main driving wheel 12 and the auxiliary driving wheel 13 may be any driving wheel in the prior art, and are respectively fixed to the driving screw 8 and the driven screw 9 by screwing. The same transmission belt 14 is movably arranged on the main transmission wheel 12 and the auxiliary transmission wheel 13. The advantage of this arrangement is that when the driving screw 8 rotates, it will drive the main driving wheel 12, and under the action of the driving belt 14, it will drive the secondary driving wheel 13 and the driven screw 9 to rotate, so as to realize the up-and-down synchronous movement of the upper mold.

As a preferred embodiment of the present embodiment, the adjusting mechanism includes a movable plate 15 and a threaded column 16, the movable plate 15 is slidably mounted in the upper mold 11 and has a size suitable for the upper mold, the bottom end of the threaded column 16 is rotatably mounted on the top of the movable plate 15, the top end of the threaded column 16 is threaded through the upper mold 11 and is fixedly connected with an adjusting turntable 17, and the adjusting turntable 17 may be any metal turntable in the prior art, which is screwed with the top end of the threaded column 16 for fixing. The adjusting turntable 17 is provided with a fixing mechanism. The benefit that sets up like this is, when rotating regulation carousel 17, can drive screw thread post 16 and rotate and reciprocate, and then can drive fly leaf 15 and reciprocate the size that changes the die cavity for the mould can mould plastics out the product of not equidimension size, and application scope is wide, no longer need change whole mould, has reduced the cost that drops into.

As a preferred embodiment of the present embodiment, the fixing mechanism includes a vertical rod 18, a sliding block 20 and a fixing rod 21, the vertical rod 18 is fixedly installed on the top of the upper mold 11, and the vertical rod 18 may be any metal vertical rod in the prior art, which is welded and fixed with the top of the upper mold 11. The lateral part of montant 18 is provided with the scale, and sliding tray 19 has been seted up to the lateral part of montant 18, and sliding block 20 slidable mounting has been seted up in sliding tray 19, and the slide opening has been seted up to the lateral part of sliding block 20, has evenly seted up a plurality of spacing holes 22 on the week side of adjusting turntable 17, and the one end of dead lever 21 runs through the slide opening and extends to in one of them spacing hole 22, and the other end fixedly connected with of dead lever 21 is handle piece 23. The handle block 23 may be any one of the metal round blocks in the prior art, which is welded and fixed to the fixing rod 21. The benefit that sets up like this is, when removing handle piece 23, can drive dead lever 21 and remove, and then can change the position relation of dead lever 21 and spacing hole 22 to can fix or loosen regulation carousel 17, avoid adjusting carousel 17 to take place the rotation and influence the precision of moulding plastics.

As a preferred embodiment of this embodiment, a return spring 24 is sleeved on the fixing rod 21, and both ends of the return spring 24 are fixedly connected to the side portions of the sliding block 20 and the handle block 23, respectively. This has the advantage that when the handle block 23 is released, the fixing rod 21 is automatically reset and moved into the limiting hole 22 by the elastic force of the return spring 24, so as to maintain the adjusting dial 17 in a fixed state.

As a preferred embodiment of this embodiment, the automatic demolding mechanism includes a screw rod 27, a top rod 28 and a top plate 29, a placing groove 30 is opened on the inner wall of the bottom of the lower mold 3, a square hole is opened on the inner wall of the bottom of the placing groove 30, the top rod 28 is slidably mounted in the square hole, the top plate 29 is fixedly connected on the top of the top rod 28, the top plate 29 is adapted to the size of the placing groove 30, a threaded hole is opened on the bottom of the top rod 28, the screw rod 27 is threadedly mounted in the threaded hole, and a connecting mechanism is provided between the bottom end of the screw rod 27 and the driving screw rod 8 and extends. The advantage that sets up like this is, when lead screw 27 rotated, can drive ejector pin 28 and roof 29 rebound to can be automatic ejecting with the product in the die cavity, no longer need the manual work to carry out the drawing of patterns, labour saving and time saving has alleviateed staff's work burden, and has reduced the produced potential safety hazard of drawing of patterns during operation. .

As a preferred embodiment of this embodiment, the connection mechanism includes a driving gear 25 and a linkage gear 26, the driving gear 25 is fixedly installed on the bottom end of the driving screw 8, the linkage gear 26 is rotatably installed on the top of the worktable 1, and the driving gear 25 and the linkage gear 26 may be any metal gear in the prior art, which is respectively welded to the bottom end of the driving screw 8 for fixing and rotatably connected to the top of the worktable 1 through a rotating shaft. The driving gear 25 is engaged with the linkage gear 26, and the bottom end of the screw rod 27 is fixedly arranged on the top of the linkage gear 26. The advantage that sets up like this is, when starting servo motor 7 antiport and making upper die 11 rebound, initiative screw 8 rotates and drives driving gear 25 and rotate, and driving gear 25 rotates and drives linkage gear 26 and rotate, and linkage gear 26 rotates and drives lead screw 27 and rotate, has realized the purpose of automatic drawing of patterns.

As a preferred embodiment of the present embodiment, a water storage tank 31 is provided directly below the workbench 1, and the water storage tank 31 may be any tank structure in the prior art, such as a metal tank. The water pump is arranged on the inner wall of the bottom of the water storage tank 31, the spiral water cavity 32 is formed in the lower die 3, the inner wall of the side part of the spiral water cavity 32 is fixedly connected with the water inlet pipe 33 and the water outlet pipe 34, one end of the water inlet pipe 33 and one end of the water outlet pipe 34 both extend into the water storage tank 31, and the water inlet pipe 33 is fixedly connected with the water outlet of the water pump. The benefit that sets up like this is, when starting the water pump, can pass through the cold water of inlet tube 33 suction spiral water cavity 32 in the storage water tank 31, and then can cool down to the product of mould intracavity for the moulding process of product has practiced thrift the plenty of time, has improved the forming speed of the product of moulding plastics.

As a preferred embodiment of this embodiment, an injection hole is opened on one side inner wall of the lower mold 3, an injection pipe 35 is fixedly installed in the injection hole, and one end of the injection pipe 35 extends to the outside of the lower mold 3. This has the advantage of facilitating injection of the starting material into the mould cavity.

As a preferred embodiment of this embodiment, the top of the lower mold 3 is annularly provided with a docking groove 37, the bottom of the upper mold 11 is annularly and fixedly connected with a docking block 36, and the docking block 36 is matched with the size of the docking groove 37. The advantage of setting up like this can make

lower mould

3 and 11 laminating inseparabler of last mould, and has improved the leakproofness of die cavity, has guaranteed the stability of the work of moulding plastics.

This practical theory of operation:

when needs are moulded plastics, start servo motor 7, servo motor 7 operation drives initiative screw rod 8 and rotates, initiative screw rod 8 rotates and drives final drive wheel 12 and rotates, under driving belt 14's effect, can drive secondary drive wheel 13 and driven screw 9 and rotate, and then can drive two movable blocks 10 downshifting simultaneously, thereby make upper die 11 downshifting laminate with bed die 3 and form the die cavity, at the in-process of laminating, through butt joint piece 36 and the setting of butt joint groove 37, can make bed die 3 and the laminating of upper die 11 inseparabler, and the leakproofness of die cavity has been improved, the stability of injection molding work has been guaranteed.

When the not unidimensional product of needs moulding plastics, the staff can stimulate handle piece 23 and rotate regulation carousel 17, adjusts carousel 17 and rotates and drive screw thread post 16 and rotate and reciprocate, and screw thread post 16 removes and drives fly leaf 15 and reciprocate, and then can change the die cavity size to can mould plastics into the not product of equidimension size when moulding plastics, improve the application scope of mould, no longer need change whole mould, reduce the cost that drops into.

When pulling handle piece 23, can stretch reset spring 24, also can make dead lever 21 remove outside spacing hole 22 simultaneously, after the size adjustment finishes, can reciprocate handle piece 23, make dead lever 21 align with spacing hole 22, then loosen handle piece 23, this moment under reset spring 24's elastic force effect, can make dead lever 21 automatic re-setting and move into in the spacing hole 22, thereby can be fixed with adjusting carousel 17, avoid adjusting carousel 17 to take place the spin and influence the precision of moulding plastics.

After the completion of moulding plastics, can start the water pump, the water pump operation can be with the cold water in the storage water tank 31 in passing through inlet tube 33 suction spiral water cavity 32 to flow back to the storage water tank 31 in through outlet pipe 34, realized the cyclic utilization of water, cold water can be to the processing of cooling down of bed die 3 when spiral water cavity 32, and then can cool down the product of mould intracavity, accelerated the moulding process of product, practiced thrift the plenty of time, improved the forming speed of the product of moulding plastics.

When the drawing of patterns is required, start servo motor 7 antiport, and then can make upper die 11 rebound through initiative screw 8 and driven screw 9, initiative screw 8 rotates simultaneously and drives driving gear 25 and rotate, driving gear 25 rotates and drives linkage gear 26 and rotate, linkage gear 26 rotates and drives lead screw 27 and rotate, lead screw 27 rotates and drives ejector pin 28 and roof 29 rebound, thereby can be with the automatic ejecting of product in the die cavity, the purpose of automatic drawing of patterns has been realized, no longer need the manual work to carry out the drawing of patterns, time saving and labor saving, staff's work burden has been alleviateed, and the produced potential safety hazard of drawing of patterns during operation has been reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Injection mold with adjustable automatic drawing of patterns, including workstation (1), its characterized in that: two L shape mounts (2) of top fixedly connected with of workstation (1), two the same bed die (3) of one end fixedly connected with that L shape mount (2) are close to each other, two bracing piece (4) of top fixedly connected with of workstation (1), two the same diaphragm (5) of top fixedly connected with of bracing piece (4), the top fixedly connected with L shape frame (6) of diaphragm (5), servo motor (7) have set firmly in the bottom of L shape frame (6), the output drive of servo motor (7) is connected with initiative screw rod (8), the bottom of initiative screw rod (8) is run through in proper order diaphragm (5) and one of them L shape mount (2), another one the top of L shape mount (2) is rotated and is installed driven screw rod (9), the top of driven screw rod (9) is run through diaphragm (5) and with establish between initiative screw rod (8) The automatic demolding mechanism is provided with a driving mechanism, moving blocks (10) are sleeved on the driving screw (8) and the driven screw (9) in a threaded manner, one end, close to each other, of each of the two moving blocks (10) is fixedly connected with the same upper mold (11), an automatic demolding mechanism is arranged on the lower mold (3), and an adjusting mechanism is arranged on the upper mold (11).

2. The automatic adjustable demolding injection mold according to claim 1, wherein: the driving mechanism comprises a main driving wheel (12) and an auxiliary driving wheel (13), the main driving wheel (12) is fixedly sleeved on the driving screw rod (8), the auxiliary driving wheel (13) is fixedly sleeved on the driven screw rod (9), and the main driving wheel (12) and the auxiliary driving wheel (13) are movably provided with the same driving belt (14).

3. The automatic adjustable demolding injection mold according to claim 1, wherein: adjustment mechanism includes fly leaf (15) and screw thread post (16), fly leaf (15) slidable mounting in go up mould (11) and size looks adaptation, the bottom of screw thread post (16) is rotated and is installed on the top of fly leaf (15), the top screw thread of screw thread post (16) runs through go up mould (11) and fixedly connected with regulation carousel (17), be provided with fixed establishment on regulation carousel (17).

4. The automatic adjustable demolding injection mold according to claim 3, wherein: fixing mechanism includes montant (18), sliding block (20) and dead lever (21), montant (18) fixed mounting be in on the top of last mould (11), the lateral part of montant (18) is provided with the scale, sliding tray (19) have been seted up to the lateral part of montant (18), sliding block (20) slidable mounting be in sliding tray (19), the slide opening has been seted up to the lateral part of sliding block (20), evenly seted up a plurality of spacing holes (22) on the week side of regulation carousel (17), the one end of dead lever (21) is run through the slide opening and extend to one of them in spacing hole (22), the other end fixedly connected with handle piece (23) of dead lever (21).

5. The automatic adjustable demolding injection mold according to claim 4, wherein: and the fixed rod (21) is sleeved with a return spring (24), and two ends of the return spring (24) are respectively and fixedly connected with the sliding block (20) and the side part of the handle block (23).

6. The adjustable automatic demolding injection mold according to claim 5, wherein: automatic demoulding mechanism includes lead screw (27), ejector pin (28) and roof (29), standing groove (30) have been seted up on the bottom inner wall of bed die (3), the quad slit has been seted up on the bottom inner wall of standing groove (30), ejector pin (28) slidable mounting be in the quad slit, roof (29) fixed connection be in on the top of ejector pin (28), roof (29) with the big or small looks adaptation of standing groove (30), the threaded hole has been seted up to the bottom of ejector pin (28), lead screw (27) screw thread is installed in the threaded hole, the bottom of lead screw (27) extends to outside the threaded hole and with be provided with coupling mechanism between initiative screw (8).

7. The automatic adjustable demolding injection mold according to claim 6, wherein: coupling mechanism includes driving gear (25) and linkage gear (26), driving gear (25) fixed mounting be in on the bottom of initiative screw rod (8), linkage gear (26) rotate to be installed on the top of workstation (1), driving gear (25) with linkage gear (26) mesh mutually, the bottom fixed mounting of lead screw (27) is in on the top of linkage gear (26).

8. The adjustable automatic demolding injection mold of claim 7, wherein: be provided with storage water tank (31) under workstation (1), be provided with the water pump on the bottom inner wall of storage water tank (31), set up spiral water cavity (32) in bed die (3), fixedly connected with inlet tube (33) and outlet pipe (34) on the lateral part inner wall of spiral water cavity (32), inlet tube (33) with the one end of outlet pipe (34) all extends to in storage water tank (31), inlet tube (33) with the delivery port looks fixed connection of water pump.

9. The adjustable automatic demolding injection mold of claim 8, wherein: the injection molding device is characterized in that an injection molding hole is formed in the inner wall of one side of the lower mold (3), an injection molding pipe (35) is fixedly mounted in the injection molding hole, and one end of the injection molding pipe (35) extends to the outside of the lower mold (3).

10. The adjustable automatic demolding injection mold of claim 9, wherein: butt joint groove (37) have been seted up to the top annular of bed die (3), the annular fixedly connected with butt joint piece (36) in bottom of going up mould (11), butt joint piece (36) with the size looks adaptation of butt joint groove (37).