CN112810068A

CN112810068A - High-precision durable plastic mold

Info

Publication number: CN112810068A
Application number: CN202011622389.5A
Authority: CN
Inventors: 关红霞; 侯昔言; 胡卫星
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-05-18

Abstract

The invention discloses a high-precision durable plastic mould, which is characterized in that a sliding mould slides towards a fixed mould under the guidance of a T-shaped hole and a T-shaped strip through the arrangement of a propelling screw rod, a propelling disc and the like, the size of a mould cavity between the sliding mould and the fixed mould can be controlled through the arrangement of an observation window, so that the size of the plastic mould is accurately controlled, a heating fan rotates through the arrangement of a motor, a transmission belt and the like, injection molding liquid in a first heating pipe, a second heating pipe and a shunt heating pipe keeps high temperature under the action of a heating ring and a heat dissipation box, the injection molding liquid is convenient to be subsequently injected and cooled in the mould cavity to be molded, the solidification condition before injection molding is prevented, the products in the injection molding plastic mould are quickly cooled through the arrangement of the transmission belt, a cooling belt pulley and the like, the molding time of finished products is quickly cut off, and the molding period of injection molding workpieces is, the practicality of the plastic mould is improved.

Description

High-precision durable plastic mold

Technical Field

The invention relates to the technical field of plastic mold devices, in particular to a durable plastic mold with high precision.

Background

The tools and products used in daily production and life are as large as a base and a machine body shell of a machine tool and as small as a shell of a head screw, a button and various household appliances, and have no close relation with a die, the shape of the die determines the appearance of the products, the processing quality and precision of the die also determine the quality of the products, because the materials, the appearance, the specification and the application of various products are different, the die is divided into non-plastic dies such as a casting die, a forging die, a pressure casting die, a stamping die and the like and a plastic die, the plastic die is a combined die for compression molding, extrusion molding, injection, blow molding and low foaming molding, the coordination change of a die convex die, a die concave die and an auxiliary molding system is adopted, and a series of plastic parts with different shapes and different sizes can be processed.

In the prior art, a semi-automatic plastic mold is generally cheaper than a full-automatic plastic mold, but a common semi-automatic plastic mold also has some problems, for example, when the size of a mold cavity is manually controlled, a large error is often generated, and further, the size between a fixed mold and a sliding mold is deviated, so that the finally formed injection molding product has different specifications, and the uniform production of the injection molding product is influenced, on the other hand, before the plastic mold is subjected to injection molding, a corresponding heating mechanism is lacked, so that the temperature of the injection molding liquid is low, the subsequent injection molding operation is not facilitated, and when the temperature is too low, the injection molding liquid is easy to solidify, and further, a screw pushing rod is blocked, so that the injection molding machine is damaged, and meanwhile, after the plastic mold is subjected to injection molding, the formed product in the mold cavity needs to be cooled in time, and then make the time cycle of getting out the product shorten, improve the speed of plastic mould injection moulding, consequently, we disclose a precision height and durable type plastic mould and satisfy market demand.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the durable plastic mold with high precision, has the advantages of high precision and the like, and solves the problems of low precision and the like of the plastic mold.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a durable plastic mold with high precision, which comprises a base, wherein the top of the base is fixedly connected with a fixed plate, one side of the fixed plate is fixedly connected with an outer frame and a fixed die, the fixed die is positioned in the outer frame, two T-shaped holes are arranged on the same side of the outer frame and the fixed plate, the positions of the two T-shaped holes on the same side are corresponding, one side of the fixed die is provided with a sliding die, the sliding die is matched with the fixed die, the bottom of the sliding die is fixedly connected with two connecting rods, the bottom ends of the two connecting rods are fixedly connected with T-shaped strips, one side of the sliding die, far away from the fixed plate, is fixedly connected with a linkage column, one side of the linkage column is provided with a linkage groove, the inner wall of one side of the linkage groove is provided with a linkage cavity, the top fixedly connected with fixing base of base, the top fixedly connected with vertical plate of fixing base.

Preferably, threaded holes are formed in one side of the vertical plate, a propelling screw rod is screwed in the threaded holes, two ends of the propelling screw rod penetrate through the threaded holes and extend to the two sides of the threaded holes respectively, one end of the propelling screw rod penetrates through the threaded holes and penetrates through the linkage grooves and extends to the linkage cavities, a hand wheel is fixedly connected to one end of the propelling screw rod, the propelling screw rod extends to one end of a propelling disc fixedly connected to the linkage cavities, the propelling disc is located in the linkage cavities, the outer wall of the propelling disc is attached to the inner wall of the linkage cavities, and observation windows are arranged on two sides of the sliding die.

Preferably, the top fixedly connected with supporting seat of base, the top fixedly connected with backup pad of supporting seat, the top fixedly connected with arc supporting shoe of backup pad, fixedly connected with pushes away the workbin in the arc supporting shoe, push away one side fixedly connected with screw propulsion pole of workbin, push away the workbin with screw propulsion pole is linked together, the notes material hole has been seted up to screw propulsion pole's outer wall, annotate the downthehole fixed hopper that has cup jointed of material, screw propulsion pole's outer wall is fixed to cup joint a plurality of evenly distributed insulation cover, the top of base with the same U type frame of the equal fixedly connected with in one side of fixed plate, the same heat dissipation case of fixedly connected with on the both sides inner wall of U type frame, be equipped with a plurality of evenly distributed's heat dissipation silk in the heat dissipation case.

Preferably, the top fixedly connected with first heating pipe and the second heating pipe of heat dissipation case, first heating pipe with a plurality of distribution of fixedly connected with between the second heating pipe all with the reposition of redundant personnel heating pipe, a plurality of even reposition of redundant personnel heating pipes of distribution with first heating pipe with communicate each other between the second heating pipe, the propulsion hole has been seted up to the outer wall of first heating pipe, the one end of screw propulsion pole runs through the propulsion hole extends to in the propulsion hole, the propulsion hole with screw propulsion pole's one end looks adaptation.

Preferably, the discharge opening has been seted up to the outer wall of second heating pipe, the pipe of moulding plastics has been cup jointed to the discharge opening internal fixation, the one end of the pipe of moulding plastics runs through the discharge opening, equal fixedly connected with fixed block, two on the both sides inner wall of U type frame the equal fixedly connected with heating collar of one end that the fixed block is close to each other, two the same linking rod of the equal fixedly connected with of outer wall of heating collar, two all be equipped with the even heater strip of a plurality of distributions in the heating collar, one side fixedly connected with control element of U type frame, control element with radiator box and two through electric connection between the heating collar.

Preferably, two bracing pieces of top fixedly connected with of U type frame, two short stands of top fixedly connected with of fixed plate, two the bracing piece is with two the same roof of the equal fixedly connected with in top of short stand, the top fixedly connected with motor of roof, the shaft hole has been seted up at the top of roof, the output of motor is through its inside shaft coupling fixedly connected with input shaft, the bottom of input shaft runs through the shaft hole extends to the roof with between the U type frame, the fixed cover in bottom of input shaft has connect driving pulley.

Preferably, two first rotating holes are formed in the top of the U-shaped frame, two first rotating grooves are formed in the bottom side of the top plate, the positions of the two first rotating grooves correspond to the positions of the two first rotating holes respectively, the same one of the first rotating holes and the first rotating grooves are rotatably sleeved with the same heating shaft, the top ends of the two heating shafts are located in the two first rotating grooves respectively, the bottom ends of the two heating shafts penetrate through the two first rotating holes respectively and extend into the U-shaped frame respectively, warming belt pulleys are fixedly sleeved on the two heating shafts, the two warming belt pulleys are located between the U-shaped frame and the top plate, heating fans are fixedly connected to the bottom ends of the two heating shafts, and the positions of the two heating fans correspond to the positions of the two heating rings respectively.

Preferably, the top of the outer frame is provided with two second rotating holes, the bottom side of the top plate is provided with two second rotating grooves, the two second rotating holes correspond to the two second rotating grooves in position respectively, the second rotating holes and the second rotating grooves on the same side are rotatably sleeved with the same heat dissipation shaft, the top ends of the two heat dissipation shafts extend into the two second rotating grooves respectively, the bottom ends of the two heat dissipation shafts penetrate through the two second rotating holes respectively and extend between the outer frame and the fixed mold, and cooling belt pulleys are fixedly sleeved on the two heat dissipation shafts.

Preferably, two cooling belt pulley and two the tensioning has same driving belt on the belt pulley of rising temperature, two the equal fixedly connected with heat dissipation fan in bottom of heat dissipation axle, two heat dissipation fan with the position of fixed mould is corresponding, one side of fixed mould with the hole of moulding plastics that the position is corresponding is all seted up to one side of fixed plate, the one end of moulding plastics the pipe runs through two the hole of moulding plastics and extends to set up on the fixed mould it is downthehole to mould plastics, the even rectangle louvre of a plurality of distributions has all been seted up to the both sides of frame.

(III) advantageous effects

Compared with the prior art, the invention provides a durable plastic mold with high precision, which has the following beneficial effects:

1. this high and durable type plastic mould of precision through rotating the hand wheel for impel the screw rod to rotate, then make rather than fixed connection's propulsion dish forward movement, through the setting of interlock groove and interlock chamber etc. for the sliding die slides to the fixed mould under the direction of T type hole and T type strip, through the setting of observation window, the size of a dimension of die cavity between steerable sliding die and the fixed mould, thereby realize the size of accurate control plastic mould.

2. This high and durable type plastic mould of precision, starter motor and control element, make the input shaft rotate through the inside shaft coupling of motor, under driving belt's transmission, make driving pulley rotate and drive the belt pulley that heaies up and rotate, make then two heating shafts drive the heating fan and rotate, under the effect of heating collar and radiating box, make the liquid of moulding plastics in first heating pipe and second heating pipe and the reposition of redundant personnel heating pipe keep high temperature, the follow-up injection moulding cooling shaping in the die cavity of the liquid of being convenient for mould plastics, prevent the condition such as solidification before moulding plastics.

3. This high and durable type plastic mould of precision through driving belt's setting for the drive pulley rotates and drives the cooling belt pulley and rotate, makes the heat dissipation axle drive the heat dissipation fan then and rotates, thereby makes the heat dissipation fan rotate, thereby realizes carrying out rapid cooling to the product in injection moulding's the plastic mould, and the product shaping time of fast breaking is for injection moulding workpiece's shaping cycle has improved plastic mould's practicality.

4. This high and durable type plastic mould of precision realizes the cooling function to injection moulding liquid intensification and plastic mould simultaneously through using same motor, has improved the utilization ratio of motor, has practiced thrift manufacturing cost for the enterprise of moulding plastics.

5. This high and durable type plastic mould of precision has a plurality of insulation cover that distribute evenly through fixed cup joint on the screw propulsion pole for the liquid of moulding plastics that enters into to the screw propulsion pole along annotating the hopper keeps the high temperature, ensures the circulation of the liquid of moulding plastics, prevents to mould plastics that the liquid from taking place the solidification before moulding plastics.

Drawings

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

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

FIG. 3 is a schematic perspective view of a portion of the present invention;

FIG. 4 is a partial perspective view of another embodiment of the present invention;

FIG. 5 is a schematic perspective view of a heat dissipation box according to the present invention;

FIG. 6 is a schematic perspective view of a U-shaped frame according to the present invention;

FIG. 7 is a schematic perspective view of a stent according to the present invention;

FIG. 8 is a perspective view of a sliding mold according to the present invention;

fig. 9 is a schematic perspective view of the propelling screw of the present invention.

In the figure: 1. a base; 2. a fixing plate; 3. an outer frame; 4. a fixed mold; 5. a T-shaped hole; 6. sliding the mold; 7. a connecting rod; 8. t-shaped strips; 9. a linkage column; 10. a linking groove; 11. a linkage cavity; 12. a fixed seat; 13. a vertical plate; 14. a screw is advanced; 15. a hand wheel; 16. a propulsion disc; 17. an observation window; 18. a supporting seat; 19. a support plate; 20. an arc-shaped supporting block; 21. pushing the material box; 22. a screw propulsion rod; 23. a material injection hopper; 24. a thermal insulation sleeve; 25. a U-shaped frame; 26. a heat dissipation box; 27. a heat-dissipating filament; 28. a first heating pipe; 29. shunting heating pipes; 30. a second heating pipe; 31. injection molding a tube; 32. a fixed block; 33. heating a ring; 34. heating wires; 35. a connecting rod; 36. a control element; 37. a motor; 38. an input shaft; 39. a drive pulley; 40. a heating shaft; 41. a heating belt pulley; 42. a heating fan; 43. a heat-dissipating shaft; 44. a cooling belt pulley; 45. a drive belt; 46. a heat dissipation fan; 47. injection molding holes; 48. rectangular heat dissipation holes; 49. a support bar; 50. a top plate.

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.

As described in the background of the invention, the prior art has disadvantages, and in order to solve the above technical problems, the present application proposes a durable plastic mold with high precision

Example 1

In a typical embodiment of the present application, as shown in fig. 1-9, a high-precision and durable plastic mold comprises a base 1, a fixed plate 2 is fixedly connected to the top of the base 1, an outer frame 3 and a fixed mold 4 are fixedly connected to one side of the fixed plate 2, the fixed mold 4 is located in the outer frame 3, two T-shaped holes 5 are respectively formed in the same sides of the outer frame 3 and the fixed plate 2, the positions of the two T-shaped holes 5 on the same side correspond to each other, a sliding mold 6 is arranged on one side of the fixed mold 4, the sliding mold 6 is adapted to the fixed mold 4, two connecting rods 7 are fixedly connected to the bottom of the sliding mold 6, T-shaped bars 8 are respectively fixedly connected to the bottom ends of the two connecting rods 7, a linking column 9 is fixedly connected to one side of the sliding mold 6 away from the fixed plate 2, a linking groove 10 is formed in one side of the linking column 9, a linking cavity 11, the top of the fixed seat 12 is fixedly connected with a vertical plate 13.

Further, in the above scheme, one side of the vertical plate 13 is provided with a threaded hole, a pushing screw 14 is screwed in the threaded hole, two ends of the pushing screw 14 both penetrate through the threaded hole and respectively extend to the two sides of the threaded hole, one end of the pushing screw 14 penetrating through the threaded hole penetrates through the linkage groove 10 and extends into the linkage cavity 11, one end of the pushing screw 14 is fixedly connected with a hand wheel 15, one end of the pushing screw 14 extending into the linkage cavity 11 is fixedly connected with a pushing disc 16, the pushing disc 16 is located in the linkage cavity 11, the outer wall of the pushing disc 16 is attached to the inner wall of the linkage cavity 11, two sides of the sliding mold 6 are respectively provided with an observation window 17, the pushing screw 14 is conveniently rotated through the hand wheel 15, the size of a gap between the fixed mold 4 and the sliding mold 6 is indirectly controlled, and therefore the size of the mold cavity is.

Further, in the above scheme, the top of the base 1 is fixedly connected with the supporting seat 18, the top of the supporting seat 18 is fixedly connected with the supporting plate 19, the top end of the supporting plate 19 is fixedly connected with the arc-shaped supporting block 20, the inside of the arc-shaped supporting block 20 is fixedly connected with the material pushing box 21, one side of the material pushing box 21 is fixedly connected with the spiral pushing rod 22, the material pushing box 21 is communicated with the spiral pushing rod 22, the outer wall of the spiral pushing rod 22 is provided with the material injecting hole, the material injecting hole is fixedly sleeved with the material injecting hopper 23, the outer wall of the spiral pushing rod 22 is fixedly sleeved with the plurality of uniformly distributed heat preservation sleeves 24, the top of the base 1 and one side of the fixing plate 2 are both fixedly connected with the same U-shaped frame 25, the inner walls on both sides of the U-shaped frame 25 are fixedly connected with the same heat dissipation box 26, the heat dissipation box 26 is internally, preventing curing.

Further, in the above scheme, the top fixedly connected with first heating pipe 28 and second heating pipe 30 of heat dissipation case 26, a plurality of distribution of fixedly connected with between first heating pipe 28 and the second heating pipe 30 all with reposition of redundant personnel heating pipe 29, communicate each other between a plurality of even reposition of redundant personnel heating pipes 29 of distribution and first heating pipe 28 and the second heating pipe 30, the propulsion hole has been seted up to the outer wall of first heating pipe 28, the one end of screw propulsion pole 22 runs through the propulsion hole and extends to in the propulsion hole, the propulsion hole is with screw propulsion pole 22's one end looks adaptation, setting through reposition of redundant personnel heating pipe 29, make the liquid of moulding plastics before moulding plastics by even heating and heating abundant.

Further, in the above scheme, the discharge hole has been seted up to the outer wall of second heating pipe 30, injection molding pipe 31 has been cup jointed to the fixed sleeve in the discharge hole, the discharge hole is run through to the one end of injection molding pipe 31, equal fixedly connected with fixed block 32 on the both sides inner wall of U type frame 25, the equal fixedly connected with heating collar 33 of the one end that two fixed blocks 32 are close to each other, the equal fixedly connected with of outer wall of two heating collars 33 is same linking rod 35, all be equipped with the even heater strip 34 of a plurality of distributions in two heating collars 33, one side fixedly connected with control element 36 of U type frame 25, through electric connection between control element 36 and radiator box 26 and two heating collars 33, through the setting of control element 36, conveniently control heating collar 33 and heat the liquid of moulding plastics in the heating pipe.

Further, in above-mentioned scheme, two bracing pieces 49 of top fixedly connected with of U type frame 25, two short stands of top fixedly connected with of fixed plate 2, two bracing pieces 49 and the same roof 50 of the equal fixedly connected with in top of two short stands, the top fixedly connected with motor 37 of roof 50, the shaft hole has been seted up at the top of roof 50, its inside shaft coupling fixedly connected with input shaft 38 is passed through to motor 37's output, the bottom of input shaft 38 runs through the shaft hole and extends to between roof 50 and the U type frame 25, the fixed driving pulley 39 that has cup jointed in input shaft 38's bottom, through the setting of motor 37 etc., conveniently drive heating device.

Further, in the above scheme, two first rotating holes are formed in the top of the U-shaped frame 25, two first rotating grooves are formed in the bottom side of the top plate 50, the positions of the two first rotating grooves correspond to the positions of the two first rotating holes, the same heating shaft 40 is rotatably sleeved in the first rotating hole and the first rotating groove on the same side, the top ends of the two heating shafts 40 are located in the two first rotating grooves, the bottom ends of the two heating shafts 40 penetrate through the two first rotating holes and extend into the U-shaped frame 25, the two heating shafts 40 are fixedly sleeved with the warming belt pulley 41, the two warming belt pulleys 41 are located between the U-shaped frame 25 and the top plate 50, the bottom ends of the two heating shafts 40 are fixedly connected with the heating fans 42, the positions of the two heating fans 42 correspond to the positions of the two heating rings 33, the heating effect of the heat dissipation box 26 and the heating ring 33 is conveniently and fully exerted by the arrangement of the heating fan 42.

Further, in above-mentioned scheme, two second rotation holes have been seted up at the top of frame 3, two second rotation grooves have been seted up to the bottom side of roof 50, two second rotation holes are corresponding with the position of two second rotation grooves respectively, the second rotation hole that is same with one side rotates the inslot with the second and all rotates and cup joints same heat dissipation axle 43, the top of two heat dissipation axles 43 extends to two second respectively and rotates the inslot, the bottom of two heat dissipation axles 43 runs through two second respectively and rotates the hole and all extend to between frame 3 and the fixed mould 4, all fixed the cup joints on two heat dissipation axles 43 have cooling belt pulley 44, setting through heat dissipation axle 43, conveniently drive heat abstractor, then in time cool off the product after the completion of moulding plastics.

Further, in the above scheme, two cooling belt pulleys 44 and two heating belt pulleys 41 are tensioned to have the same transmission belt 45, the bottom of two cooling shafts 43 is fixedly connected with heat dissipation fans 46, two heat dissipation fans 46 are corresponding to the position of the fixed mold 4, one side of the fixed mold 4 and one side of the fixed plate 2 are provided with injection molding holes 47 corresponding to the positions, one end of the injection molding pipe 31 penetrates through the two injection molding holes 47 and extends into the injection molding holes 47 formed in the fixed mold 4, a plurality of rectangular heat dissipation holes 48 uniform in distribution are formed in two sides of the outer frame 3, and through the arrangement of the rectangular heat dissipation holes 48, the injection mold can conveniently conduct air cooling heat dissipation in time.

When the device is used, the hand wheel 15 is rotated, the pushing screw 14 is rotated, the pushing disc 16 fixedly connected with the pushing screw is moved forwards, the sliding die 6 slides towards the fixed die 4 under the guiding of the T-shaped hole 5 and the T-shaped strip 8 through the arrangement of the linkage groove 10, the linkage cavity 11 and the like, the size of a die cavity between the sliding die 6 and the fixed die 4 can be controlled through the arrangement of the observation window 17, and therefore the size of the plastic die can be accurately controlled.

When using, the model of motor 37 is 5IK120RGN, starter motor 37 and control element 36, make input shaft 38 rotate through motor 37 internal coupling, under the transmission of driving belt 45, make driving pulley 39 rotate and drive intensification belt pulley 41 and rotate, make two heating shafts 40 drive heating fan 42 and rotate then, under the effect of heating collar 33 and radiator box 26, make the injection moulding liquid in first heating pipe 28 and second heating pipe 30 and reposition of redundant personnel heating pipe 29 keep high temperature, the injection moulding cooling shaping in the die cavity of the liquid follow-up of being convenient for of moulding plastics, prevent the condition such as solidification before moulding plastics.

When using, through driving belt 45's setting for driving pulley 39 rotates and drives cooling belt pulley 44 and rotate, makes heat dissipation axle 43 drive heat dissipation fan 46 and rotates then, thereby makes heat dissipation fan 46 rotate, thereby realizes carrying out rapid cooling to the product in injection moulding's the plastic mould, and quick-break finished product shaping time for the molding cycle of the work piece of moulding plastics has improved plastic mould's practicality.

When the injection molding machine is used, the injection molding liquid is heated and the plastic mold is cooled by using the same motor 37, so that the utilization rate of the motor 37 is improved, and the production cost of injection molding enterprises is saved.

When the injection molding machine is used, the spiral pushing rod 22 is fixedly sleeved with the plurality of uniformly distributed heat preservation sleeves 24, so that injection molding liquid entering the spiral pushing rod 22 along the injection hopper 23 keeps at a high temperature, the circulation of the injection molding liquid is ensured, and the injection molding liquid is prevented from being solidified before injection molding.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high and durable type plastic mould of precision, includes base (1), its characterized in that: the top of the base (1) is fixedly connected with a fixed plate (2), one side of the fixed plate (2) is fixedly connected with an outer frame (3) and a fixed die (4), the fixed die (4) is positioned in the outer frame (3), two T-shaped holes (5) are respectively formed in the outer frame (3) and the fixed plate (2) at the same side, the positions of the two T-shaped holes (5) at the same side are corresponding, a sliding die (6) is arranged on one side of the fixed die (4), the sliding die (6) is matched with the fixed die (4), two connecting rods (7) are fixedly connected to the bottom of the sliding die (6), T-shaped strips (8) are respectively fixedly connected to the bottom ends of the two connecting rods (7), a linkage column (9) is fixedly connected to one side of the sliding die (6) far away from the fixed plate (2), and a linkage groove (10) is formed in one side of the linkage column, a linkage cavity (11) is formed in the inner wall of one side of the linkage groove (10), a fixed seat (12) is fixedly connected to the top of the base (1), a vertical plate (13) is fixedly connected to the top of the fixed seat (12), a threaded hole is formed in one side of the vertical plate (13), a propulsion screw (14) is screwed in the threaded hole, two ends of the propulsion screw (14) penetrate through the threaded hole and respectively extend to the two sides of the threaded hole, one end of the propulsion screw (14) penetrates through the linkage groove (10) and extends into the linkage cavity (11), one end of the propulsion screw (14) is fixedly connected with a hand wheel (15), one end of the propulsion screw (14) extending into the linkage cavity (11) is fixedly connected with a propulsion disc (16), and the propulsion disc (16) is located in the linkage cavity (11), the outer wall of the propulsion disc (16) is attached to the inner wall of the linkage cavity (11), and observation windows (17) are arranged on two sides of the sliding die (6).

2. The mold of claim 1, wherein the mold comprises: the top of the base (1) is fixedly connected with a supporting seat (18), the top of the supporting seat (18) is fixedly connected with a supporting plate (19), the top end of the supporting plate (19) is fixedly connected with an arc-shaped supporting block (20), the inside of the arc-shaped supporting block (20) is fixedly connected with a material pushing box (21), one side of the material pushing box (21) is fixedly connected with a spiral pushing rod (22), the material pushing box (21) is communicated with the spiral pushing rod (22), the outer wall of the spiral pushing rod (22) is provided with a material injecting hole, the material injecting hole is fixedly sleeved with a material injecting hopper (23), the outer wall of the spiral pushing rod (22) is fixedly sleeved with a plurality of heat preservation sleeves (24) which are uniformly distributed, the top of the base (1) and one side of the fixing plate (2) are both fixedly connected with a same U-shaped frame (25), and the inner walls on both sides of the U-shaped frame, a plurality of heat dissipation wires (27) which are uniformly distributed are arranged in the heat dissipation box (26).

3. The mold of claim 2, wherein the mold comprises: the top fixedly connected with first heating pipe (28) and second heating pipe (30) of radiator box (26), first heating pipe (28) with between second heating pipe (30) a plurality of distribution of fixedly connected with all with reposition of redundant personnel heating pipe (29), a plurality of distribution even reposition of redundant personnel heating pipe (29) with first heating pipe (28) with communicate each other between second heating pipe (30), the propulsion hole has been seted up to the outer wall of first heating pipe (28), the one end of screw propulsion pole (22) is run through the propulsion hole extends to in the propulsion hole, the propulsion hole with the one end looks adaptation of screw propulsion pole (22).

4. The mold of claim 3, wherein: the discharge opening has been seted up to the outer wall of second heating pipe (30), injection molding pipe (31) has been cup jointed to the discharge opening internal fixation, the one end of injection molding pipe (31) runs through the discharge opening, equal fixedly connected with fixed block (32), two on the both sides inner wall of U type frame (25) the equal fixedly connected with heating collar (33) of one end that fixed block (32) are close to each other, two the same linking rod (35) of the equal fixedly connected with of outer wall of heating collar (33), two all be equipped with a plurality of even heater strips (34) of distribution in heating collar (33), one side fixedly connected with controlling element (36) of U type frame (25), controlling element (36) with radiator box (26) and two through electric connection between heating collar (33).

5. The mold of claim 4, wherein the mold comprises: two bracing pieces (49) of top fixedly connected with of U type frame (25), two short stands of top fixedly connected with of fixed plate (2), two bracing piece (49) and two the same roof (50) of the equal fixedly connected with in top of short stand, the top fixedly connected with motor (37) of roof (50), the shaft hole has been seted up at the top of roof (50), the output of motor (37) is through its inside shaft coupling fixedly connected with input shaft (38), the bottom of input shaft (38) is run through the shaft hole extends to roof (50) with between U type frame (25), the fixed cup joint in bottom of input shaft (38) has driving pulley (39).

6. The mold of claim 5, wherein: the top of the U-shaped frame (25) is provided with two first rotating holes, the bottom side of the top plate (50) is provided with two first rotating grooves, the positions of the two first rotating grooves correspond to the positions of the two first rotating holes respectively, the first rotating holes and the first rotating grooves on the same side are rotatably sleeved with the same heating shaft (40), the top ends of the two heating shafts (40) are positioned in the two first rotating grooves respectively, the bottom ends of the two heating shafts (40) penetrate through the two first rotating holes respectively and extend into the U-shaped frame (25) respectively, the two heating shafts (40) are fixedly sleeved with temperature rising belt pulleys (41), the two temperature rising belt pulleys (41) are positioned between the U-shaped frame (25) and the top plate (50), and the bottom ends of the two heating shafts (40) are fixedly connected with heating fans (42), the positions of the two heating fans (42) correspond to the positions of the two heating rings (33), respectively.

7. The mold of claim 6, wherein: two second rotating holes are formed in the top of the outer frame (3), two second rotating grooves are formed in the bottom side of the top plate (50), the two second rotating holes correspond to the two second rotating grooves in position respectively, the second rotating holes in the same side and the second rotating grooves are both rotatably sleeved with the same heat dissipation shaft (43), the top ends of the two heat dissipation shafts (43) extend into the two second rotating grooves respectively, the bottom ends of the two heat dissipation shafts (43) penetrate through the two second rotating holes respectively and extend to the position between the outer frame (3) and the fixed mold (4), and the two heat dissipation shafts (43) are both fixedly sleeved with cooling belt pulleys (44).

8. The mold of claim 7, wherein: two cooling belt pulley (44) and two the tensioning has same driving belt (45), two on heating belt pulley (41) the equal fixedly connected with heat dissipation fan (46), two in bottom of heat dissipation axle (43) heat dissipation fan (46) with the position of fixed mould (4) is corresponding, one side of fixed mould (4) with the corresponding hole (47) of moulding plastics in position is all seted up to one side of fixed plate (2), the one end of moulding plastics pipe (31) runs through two mould plastics hole (47) and extend to set up on fixed mould (4) in the hole (47) of moulding plastics, the even rectangle louvre (48) of a plurality of distributions have all been seted up to the both sides of frame (3).