CN113146954A

CN113146954A - Medical treatment injection mold shaping is with postponing shedder

Info

Publication number: CN113146954A
Application number: CN202110388787.3A
Authority: CN
Inventors: 罗璇; 敬波; 习家成; 方坤
Original assignee: Hunan Weier Medical Technology Co ltd
Current assignee: Hunan Weier Medical Technology Co ltd
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-07-23
Anticipated expiration: 2041-04-12
Also published as: CN113146954B

Abstract

The invention relates to the technical field of injection molds and discloses a delayed demolding device for forming a medical injection mold, which comprises an upper mold base, wherein the rear part of the upper mold base is connected with an upper mold plate through a bolt, four limiting guide pillars are fixedly arranged inside the upper mold plate, the surfaces of the four limiting guide pillars are all in sliding connection with an installation boss, the surfaces of the limiting guide pillars are in sliding connection with a stripper plate, the stripper plate is positioned at the front part of the installation boss, the rear end of the installation boss is welded with a shaping plate, the rear part of the shaping plate is connected with a lower mold base through a bolt, the surfaces of the four limiting guide pillars are all sleeved with buffer springs, the right side of the shaping plate is provided with a cooling mechanism, and the rear part of the stripper plate is provided with a discharging mechanism. According to the invention, the product can be automatically demoulded and unloaded through the cooling mechanism and the material returning mechanism, so that manual material taking operation by workers at one side is not required, the labor intensity of the workers can be greatly reduced, the labor cost input can be reduced, and the potential safety hazard is greatly reduced.

Description

Medical treatment injection mold shaping is with postponing shedder

Technical Field

The invention relates to the technical field of injection molds, in particular to a delayed demoulding device for medical injection mold forming.

Background

The injection molding method has the advantages of high production speed, high efficiency, automation operation, various colors, shapes from simple to complex, sizes from large to small, accurate product size, easy product updating, capability of forming products with complex shapes, suitability for the fields of mass production, complex-shaped products and other molding and processing, and is suitable for mass production of complex-shaped components.

Most of injection molds in the market at present need a worker to perform auxiliary operation beside the mold, and the molded product needs to be manually taken out manually, so that the labor intensity of the worker is greatly increased, the labor cost is relatively high, manual material returning is more or less dangerous, and certain potential safety hazards exist.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a delayed demoulding device for medical injection mould forming, aiming at the defects in the prior art.

In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a medical treatment injection mold shaping is with delaying shedder, the die comprises an upper die base, there is the cope match-plate pattern at the rear portion of upper die base through bolted connection, there are four spacing guide pillars in the inside fixed mounting of cope match-plate pattern, the equal sliding connection in surface of four spacing guide pillars has the installation boss, the sliding connection in surface of spacing guide pillar has the stripper, the stripper is located the front portion of installation boss, the rear end welding of installation boss has the stereotype, the rear portion of stereotype has the die holder through bolted connection, buffer spring has all been cup jointed on the surface of four spacing guide pillars, the right side of stereotype is provided with cooling body, the rear portion of stripper is provided with discharge mechanism, the rear portion of cope match-plate pattern is provided with delay mechanism, delay mechanism is located the inside of stripper.

Preferably, the rear portion of cope match-plate pattern and the anterior portion of stripper contact each other, the rear portion of stripper and the anterior portion of stereotype contact each other, the installation boss can prolong the stereotype, make the mould after the branch mould spacing guide pillar leave the inside guide way of stereotype, but will be in the installation boss, prevent that the spacing guide pillar of compound die next time can not be accurate get into in the guide way, and then lead to the device crushing, increase the cost of maintenance, and the installation boss can get into in the mounting groove, also can lead to, prevent that the compound die from making the mould take place the skew.

Preferably, cooling body is including coolant tank, coolant tank's anterior intercommunication has the inlet tube, coolant tank's rear portion intercommunication has the water pump, the top intercommunication of water pump has the outlet pipe, cooling channel has been seted up to the inside of stereotype board, coolant tank's inside is provided with the refrigeration piece, and the model of refrigeration piece is TEC-, can cool down the cooling once more with the coolant liquid of heat in the backward flow entering coolant tank like this, make its circulated use, unusual convenient and fast.

Preferably, the left side of coolant tank and water pump all passes through bolted connection on the right side of stereotype board, cooling channel's both ends communicate with the left end of inlet tube and outlet pipe each other respectively, cooling channel is the heliciform all with distribute in the inside of stereotype board, and then can make the coolant liquid get into and cool off the shaping to the product after the cooling channel, and continue cooling it after making its shaping, and under the principle of expend with heat and contract with cold, make the convenient drawing of patterns of product after the shaping.

Preferably, discharge mechanism is including the erection column, the sliding surface of erection column is connected with the box of unloading, the anterior welding of the box of unloading has spacing frame, the unloading chamber has been seted up at the rear portion of cope match-plate pattern, the welding of the rear end of erection column has the design post, the design die cavity has been seted up to the front portion of design board, the notes material passageway has all been seted up to the inside of design board and die holder, product after the principle drawing of patterns through expend with heat and contract with cold can overlap on the design post, and then can be shifted out by the drive of design post together after the parting, thereby need not the manual work of workman and take out, reduce the potential safety hazard.

Preferably, the surface of the mounting column is fixedly mounted on the inner walls of the upper die base and the upper die plate respectively, the surface of the limiting frame is in sliding connection with the inner wall of the unloading cavity, the rear portion of the unloading box body is in contact with the front portion of the unloading plate, the surface of the mounting column is in sliding connection with the inner wall of the unloading plate, the shaping die column is located inside the shaping die cavity, the front end of the material injection channel is communicated with the rear end of the shaping die cavity, and a sealing ring is arranged between the limiting frame and the unloading cavity, so that the sealing performance between the unloading cavity and the unloading box body can be guaranteed.

Preferably, four mounting grooves have been seted up at the rear portion of stripper, the inside of stereotype board is provided with four guide slots, the inner wall of guide slot and the sliding surface connection of spacing guide pillar, the inner wall of mounting groove and the sliding surface connection of installation base, the length of mounting groove and the difference of installation base length should be greater than the length behind the buffer spring shrink, thereby make the buffer spring of shrink behind the complete clamping of injection mold can hold between mounting groove and installation base, prevent that interval undersize and then cause the overstock to damage buffer spring between mounting groove and the installation base, can lead to the increase of maintenance cost.

Preferably, delay mechanism is including the rotor plate, the rear portion of rotor plate rotates and is connected with spacing piece, the front portion of rotor plate rotates and is connected with spacing piece down, the bottom welding of rotor plate has lower supporting spring, the top welding of rotor plate has last supporting spring, the rear portion welding of cope match-plate pattern has two fixed plates, the spacing groove has been seted up to the upper surface of fixed plate, the inner wall fixed mounting of stereotype board has spacing post, the sliding tray has been seted up on the surface of spacing post, the rotor plate is rotatory at the inner wall of stripper, and the inner wall of stripper has sufficient space to supply the rotor plate rotatory, consequently, through lever principle, the one end atress of rotor plate, the rotor plate will be rotatory and make the other end receive opposite power.

Preferably, the both sides of rotor plate are connected with the inner wall rotation of stripper, go up the surface of spacing piece and spacing piece down all with the inner wall sliding connection of stripper, bottom sprag spring's bottom and the inner wall welded fastening of stripper, go up the top of sprag spring and the inner wall welded fastening of stripper, the surface of fixed plate and the inner wall sliding connection of stripper, the inner wall of spacing groove and the surface of spacing piece down contact each other, the surface of spacing post and the inner wall sliding connection of stripper, it is spacing by spacing to go up spacing piece and spacing piece down in the stripper, consequently go up spacing piece and can only carry out the removal of straight-up-down with spacing piece down, rotate when consequently needing to go up spacing piece and spacing piece down and rotor plate and be connected.

By adopting the technical scheme, the invention can bring the following beneficial effects:

1. this medical treatment injection mold shaping is with postponing shedder, can make the product after the shaping shrink through cooling body, utilize the principle of expend with heat and contract with cold, make the product after the shaping break away from the design die cavity, and make its cover on the design die post, rethread material returned mechanism can be with the automatic release of the product of cover on the design die post, make it fall in the collection box of below, and then need not the workman and carry out the operation of manual material of getting on one side, workman's intensity of labour can significantly reduce, can also reduce labour cost's input, potential safety hazard greatly reduced.

2. This medical treatment is postponed shedder for injection mold shaping can also carry out quick cooling to the mould after moulding plastics through cooling body and make the shaping that the product can be rapid to the fashioned time that can significantly reduce, and then increased work efficiency.

3. This medical treatment injection mold shaping is with postponing shedder can cushion the mould when the compound die through buffer spring on the spacing guide pillar, prevents not to have the buffering to lead to pressure too big, and then makes the inside spare part of mould break off, and then can increase the cost of maintaining, and practicality greatly reduced, and be unfavorable for using widely.

4. This medical treatment injection mold shaping is with postponing shedder can make material returned mechanism to return the material after the branch mould ends through delay mechanism to can prevent to return the material at once and can lead to the product to fall in the design die cavity, and then lead to the unable collection box that falls of product, the influence is used.

5. This medical treatment injection mold shaping is with postponing shedder, the length of mounting groove and the difference of installation base length should be greater than the length behind the buffer spring shrink to the buffer spring that contracts after making injection mold close the mould completely can hold between mounting groove and installation base, prevents between mounting groove and the installation base that interval undersize and then causes the overstock to damage buffer spring, can lead to the increase of maintenance cost.

Drawings

FIG. 1 is a schematic structural diagram of a delayed demolding device for medical injection mold molding according to the present invention after mold assembly;

FIG. 2 is a schematic structural diagram of a delayed demolding device for medical injection mold molding according to the present invention after mold separation;

FIG. 3 is a schematic structural view of a delayed unloading device for medical injection mold formation according to the present invention;

FIG. 4 is a schematic view of a discharging mechanism of a delayed demolding device for medical injection mold molding according to the present invention;

FIG. 5 is a cross-sectional view of the whole structure of a delayed demolding device for medical injection mold molding according to the present invention;

fig. 6 is an enlarged schematic view of a delay mechanism of a delay demoulding device for forming a medical injection mould according to the invention.

In the figure: 1. an upper die holder; 2. mounting a template; 3. a stripper plate; 4. shaping plates; 5. a lower die holder; 6. a cooling mechanism; 61. a cooling water tank; 62. a water pump; 63. a water inlet pipe; 64. a water outlet pipe; 65. a cooling channel; 7. mounting a boss; 8. a buffer spring; 9. a limiting guide post; 10. a discharge mechanism; 101. mounting a column; 102. a discharge box body; 103. a limiting frame; 104. a discharge chamber; 105. shaping the mold column; 106. shaping the die cavity; 107. a material injection channel; 11. a delay mechanism; 111. a rotating plate; 112. an upper limit block; 113. a lower limiting block; 114. a lower support spring; 115. an upper support spring; 116. a fixing plate; 117. a limiting groove; 118. a limiting column; 119. a sliding groove; 12. mounting grooves; 13. a guide groove.

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 1

A delayed demoulding device for forming a medical injection mould is shown in figures 1-4 and comprises an upper mould base 1, wherein the rear part of the upper mould base 1 is connected with an upper mould plate 2 through bolts, four limit guide pillars 9 are fixedly arranged inside the upper mould plate 2, the surfaces of the four limit guide pillars 9 are all slidably connected with an installation boss 7, the surface of each limit guide pillar 9 is slidably connected with a stripper plate 3, the stripper plate 3 is positioned in the front part of the installation boss 7, the rear end of the installation boss 7 is welded with a shaping plate 4, the rear part of the shaping plate 4 is connected with a lower mould base 5 through bolts, the surfaces of the four limit guide pillars 9 are all sleeved with buffer springs 8, the right side of the shaping plate 4 is provided with a cooling mechanism 6, the rear part of the stripper plate 3 is provided with a discharging mechanism 10, the rear part of the upper mould plate 2 is provided with a delay mechanism 11, the delay mechanism 11 is positioned inside the stripper plate 3, and the mould can be buffered during mould assembly through the buffer springs 8 on the limit guide pillars 9, the problem that the pressure is too large due to no buffering is solved, and then parts inside the die are broken, so that the maintenance cost can be increased, the practicability is greatly reduced, and the popularization and the use are not facilitated.

In this embodiment, the rear portion of cope match-plate pattern 2 and the anterior mutual contact of stripper 3, the rear portion of stripper 3 and the anterior mutual contact of stereotype 4, installation boss 7 can prolong stereotype 4, make the mould after the branch mould spacing guide pillar 9 leave the inside guide way 13 of stereotype 4, but will be in installation boss 7, prevent that the spacing guide pillar 9 of compound die next time can not be accurate get into guide way 13, and then lead to the device to crush, increase the cost of maintaining, and installation boss 7 can get into in mounting groove 12, also can lead to, prevent that the compound die from making the mould take place the skew.

Further, cooling body 6 is including cooling water tank 61, cooling water tank 61's front portion intercommunication has inlet tube 63, cooling water tank 61's rear portion intercommunication has water pump 62, water pump 62's top intercommunication has outlet pipe 64, cooling channel 65 has been seted up to the inside of stereotype 4, in cooling water tank 61 inside coolant liquid gets into cooling channel 65, the coolant liquid can cool off the material after pouring into, the shaping of material can be accelerated, thereby the fashioned time of significantly reducing, and then work efficiency has been increased.

Furthermore, the left sides of the cooling water tank 61 and the water pump 62 are connected to the right side of the shaping plate 4 through bolts, two ends of the cooling channel 65 are respectively communicated with the left ends of the water inlet pipe 63 and the water outlet pipe 64, the cooling liquid can also be demoulded by the cooling liquid after the material is molded, the principle of expansion with heat and contraction with cold is utilized, the expansion with heat and the contraction with cold refer to the characteristic that an object can expand when heated and contract when cooled, and as the movement of particles in the object can change along with the temperature, the vibration amplitude of the particles is increased when the temperature rises, so that the object expands; however, as the temperature decreases, the amplitude of the particle vibration decreases, causing the object to contract.

In addition, discharge mechanism 10 is including erection column 101, the sliding surface of erection column 101 is connected with discharge box 102, the anterior welding of discharge box 102 has spacing frame 103, discharge chamber 104 has been seted up to the rear portion of cope match-plate pattern 2, the rear end welding of erection column 101 has design die post 105, design die cavity 106 has been seted up to the front portion of design board 4, annotate material passageway 107 has all been seted up to the inside of design board 4 and lower bolster 5, when will guarantee discharge box 102 when the installation discharge box 102 between discharge box 102 and the discharge chamber 104 malleation or ordinary pressure, after discharge box 102 impels discharge chamber 104 like this, its inside air all can become the malleation, at this moment the malleation will be ventilated to ordinary pressure department, and then make it drive discharge box 102 and outwards promote.

Besides, the surface of the mounting column 101 is respectively fixed with the inner walls of the upper die base 1 and the upper die plate 2, the surface of the limit frame 103 is connected with the inner wall of the discharge cavity 104 in a sliding manner, the rear part of the discharge box body 102 is contacted with the front part of the discharge plate 3, the surface of the mounting column 101 is connected with the inner wall of the discharge plate 3 in a sliding manner, the shaping die column 105 is positioned inside the shaping die cavity 106, the front end of the injection channel 107 is communicated with the rear end of the shaping die cavity 106, the limit frame 103, the discharge cavity 104, the discharge box body 102 and the mounting column 101 need to be sealed to prevent the sealing, which in turn results in the failure to create a positive pressure between the discharge housing 102 and the discharge chamber 104, which in turn results in the failure of the discharge mechanism 10 to operate, affecting the use of the device, and the product is demoulded by using the principle of expansion with heat and contraction with cold firstly, and the stripper plate 3 can be driven by positive pressure to unload the product, and the two can not be used.

Example 2

As shown in fig. 5-6, four mounting grooves 12 have been seted up at the rear portion of stripper 3, the inside of stereotype 4 is provided with four guide ways 13, the inner wall of guide way 13 and the surface sliding connection of spacing guide pillar 9, the inner wall of mounting groove 12 and the surface sliding connection of installation base 7, the difference of the length of mounting groove 12 and installation base 7 length should be greater than the length behind the shrink of buffer spring 8, thereby make the buffer spring 8 of shrink after injection mold closes the mould completely can hold between mounting groove 12 and installation base 7, prevent that interval undersize and then cause the overstock damage to buffer spring 8 between mounting groove 12 and the installation base 7, can lead to the increase of maintenance cost.

It is worth noting that the delay mechanism 11 comprises a rotating plate 111, the rear portion of the rotating plate 111 is rotatably connected with an upper limiting block 112, the front portion of the rotating plate 111 is rotatably connected with a lower limiting block 113, a lower supporting spring 114 is welded at the bottom of the rotating plate 111, an upper supporting spring 115 is welded at the top of the rotating plate 111, two fixing plates 116 are welded at the rear portion of the upper die plate 2, a limiting groove 117 is formed in the upper surface of each fixing plate 116, a limiting column 118 is fixedly mounted on the inner wall of the shaping plate 4, a sliding groove 119 is formed in the surface of each limiting column 118, the discharging mechanism 10 can delay discharging through the limiting columns 118 in the delay mechanism 11 when die separation is carried out, the discharging mechanism 10 is prevented from discharging immediately, products can stay in the shaping die cavity 106, and therefore the discharging mechanism still needs to be manually taken out by a worker, the practicability of the device is greatly reduced, and the discharging mechanism is inconvenient to use.

It should be noted that, two sides of the rotating plate 111 are rotatably connected with the inner wall of the discharging plate 3, the surfaces of the upper limiting block 112 and the lower limiting block 113 are slidably connected with the inner wall of the discharging plate 3, the bottom end of the lower supporting spring 114 is welded and fixed with the inner wall of the discharging plate 3, the top end of the upper supporting spring 115 is welded and fixed with the inner wall of the discharging plate 3, the surface of the fixing plate 116 is slidably connected with the inner wall of the discharging plate 3, the inner wall of the limiting groove 117 is in contact with the surface of the lower limiting block 113, the surface of the limiting post 118 is slidably connected with the inner wall of the discharging plate 3, the rotating plate 111 rotates on the inner wall of the discharging plate 3, and the inner wall of the discharging plate 3 has enough space for the rotating plate 111 to rotate, so that through the equal-arm lever in the lever principle, one end of the rotating plate 111 is stressed, the other end of the rotating plate 111 will rotate and make the other end be stressed by the opposite force, therefore when the limiting post 118 pushes the upper limiting block 112 to move downwards, meanwhile, the rotating plate 111 drives the lower limiting block 113 to move upwards, and at the moment, the fixing plate 116 is not limited, so that the mold can be unloaded.

The working principle is that when the die is assembled, the mounting column 101, the limiting guide post 9 and the limiting post 118 are firstly placed in liquid nitrogen, the diameters of the mounting column 101, the limiting guide post 9 and the limiting post 118 are changed, a worker is required to wear a protective tool to prevent frostbite, then the mounting column 101, the limiting guide post 9 and the limiting post 118 are sequentially mounted, the mounting column 101, the limiting guide post 9 and the limiting post 118 are easily mounted in the die, after the temperatures of the mounting column 101, the limiting guide post 9 and the limiting post 118 are increased, the mounting column 101, the limiting guide post 9 and the limiting post 118 are in interference fit with the die, the tolerance of a shaft and a hole is r6/H7, so that the mounting can be rapidly mounted, when the upper die holder 1 moves backwards and drives the upper die plate 2 to move backwards, the upper die plate 2 passes through the discharging box body 102 and positive pressure gas between the discharging box body 102 and the discharging cavity 104, so that the discharging plate 3 can be pushed backwards, after the stripper plate 3 moves backwards and contacts with the shaping plate 4, pressure is continuously applied, the stripper plate 3 can reversely push the stripper plate 102 to move forwards, at this time, the gas in the stripper plate 102 and the discharge cavity 104 can be boosted, before that, the limiting column 118 can firstly enter the stripper plate 3, the upper limiting block 112 is pushed downwards by the inclined surface on the limiting column 118, the upper limiting block 112 is enabled to be in the sliding groove 119, the stripper plate 3 and the shaping plate 4 contact, the fixing plate 116 can enter the stripper plate 3, the fixing plate 116 can push the lower limiting block 113 upwards by the inclined surface, the lower limiting block 113 drives the rotating plate 111 to rotate clockwise, the lower limiting block 113 is enabled to be clamped in the limiting groove 117, at this time, the upper die plate 2 and the stripper plate 3 can be fixed, at this time, the upper die plate 2 inserts the shaping die column 105 into the shaping die cavity 106 through the mounting column 101, at the limiting guide column 9 can enter the guide groove 13 in the die assembly process, and the buffer spring 8 can be compressed between the mounting groove 12 and the mounting boss 7, so as to buffer the die when the die is closed, prevent the pressure from being too high due to no buffering, further break the parts in the die, further increase the maintenance cost, greatly reduce the practicability, and is not beneficial to popularization and use, the material is injected from the injection channel 107 and enters the shaping die cavity 106, meanwhile, the cooling water tank 61 can make the cold cooling liquid in the material enter the cooling channel 65 in the shaping plate 4 under the driving of the water pump 62, the cooling liquid can absorb heat to the injected material, so that the material is rapidly shaped, thereby greatly reducing the shaping time, further increasing the working efficiency, the shaped product can be continuously cooled, further, under the principle of thermal expansion and cold contraction, the shaped product can be separated from the shaping die cavity 106 and sleeved on the shaping die column 105, and then the product can be separated after the shaping and demoulding, when the mold is separated, because the lower limiting block 113 limits the fixing plate 116 through the limiting groove 117, the upper mold base 1 drives the upper mold plate 2 to move, the upper mold plate 2 drives the discharging plate 3 to move through the fixing plate 116, the limiting guide post 9 slides out of the guide groove 13, limits and guides the discharging plate 3 and the upper mold plate 2, and simultaneously the limiting post 118 slides backwards, when the discharging plate 3 moves forwards continuously along with the upper mold plate 2 until the sliding groove 119 on the limiting post 118 moves to the forefront, the inclined surface on the limiting post 118 pushes the upper limiting block 112 downwards, the upper limiting block 112 drives the rotating plate 111 to rotate, the rotating plate 111 drives the lower limiting block 113 to move upwards, at the moment, the lower limiting block 113 cannot limit the fixing plate 116 any more, the shaping mold post 105 drives the product to move out of the shaping mold cavity 106, at the discharging plate 3 is ejected by the discharging box body 102 without the limiting of the fixing plate 116, and because positive pressure exists in the discharging box body 102 and the discharging cavity 104, and the malleation can release the box 102 of unloading in the unloading chamber 104, and the box 102 of unloading can release stripper 3, and stripper 3 can move out and can release the product of cover on design die post 105, and the product can fall in the collection box of below, and then need not the workman and carry out the operation of manual material of getting on one side, can significantly reduce workman's intensity of labour, can also reduce labour cost's input, potential safety hazard greatly reduced.

The invention provides a delayed demolding device for medical injection mold molding, which has a plurality of methods and ways for realizing the technical scheme, and the above description is only a preferred embodiment of the invention, and it should be noted that, for a person skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the invention, and the improvements and decorations should also be regarded as the protection scope of the invention. All the components not specified in the present embodiment can be realized by the prior art.

Claims

1. The utility model provides a medical treatment injection mold shaping is with delaying shedder, includes upper die base (1), its characterized in that: the rear portion of upper die base (1) has cope match-plate pattern (2) through bolted connection, the inside fixed mounting of cope match-plate pattern (2) has four spacing guide pillars (9), the equal sliding connection in surface of four spacing guide pillars (9) has installation boss (7), the sliding connection in surface of spacing guide pillar (9) has stripper (3), stripper (3) are located the front portion of installation boss (7), the rear end welding of installation boss (7) has stereotype board (4), there is die holder (5) at the rear portion of stereotype board (4) through bolted connection, buffer spring (8) have all been cup jointed on the surface of four spacing guide pillars (9), the right side of stereotype board (4) is provided with cooling body (6), the rear portion of stripper (3) is provided with shedding mechanism (10), the rear portion of cope match-plate pattern (2) is provided with delay mechanism (11), delay mechanism (11) are located the inside of stripper (3).

2. The delayed release device for medical injection mold molding according to claim 1, characterized in that: the rear part of the upper template (2) is in contact with the front part of the stripper plate (3), and the rear part of the stripper plate (3) is in contact with the front part of the shaping plate (4).

3. The delayed release device for medical injection mold molding according to claim 1, characterized in that: cooling body (6) are including cooling water tank (61), and the front portion intercommunication of cooling water tank (61) has inlet tube (63), and the rear portion intercommunication of cooling water tank (61) has water pump (62), and the top intercommunication of water pump (62) has outlet pipe (64), and cooling channel (65) have been seted up to the inside of stereotype (4).

4. The delayed release device for medical injection mold molding according to claim 4, wherein: the left sides of cooling water tank (61) and water pump (62) all through bolted connection in the right side of stereotype board (4), the both ends of cooling channel (65) communicate with the left end of inlet tube (63) and outlet pipe (64) each other respectively.

5. The delayed release device for medical injection mold molding according to claim 1, characterized in that: discharge mechanism (10) are including erection column (101), and the sliding surface of erection column (101) is connected with box (102) of unloading, and the anterior welding of box (102) of unloading has spacing frame (103), and unloading chamber (104) have been seted up at the rear portion of cope match-plate pattern (2), and the rear end welding of erection column (101) has design post (105), and design die cavity (106) have been seted up to the front portion of design board (4), and notes material passageway (107) have all been seted up to the inside of design board (4) and die holder (5).

6. The delayed release device for medical injection mold molding according to claim 5, wherein: the surface of the mounting column (101) is fixedly mounted with the inner walls of the upper die base (1) and the upper die plate (2) respectively, the surface of the limiting frame (103) is in sliding connection with the inner wall of the unloading cavity (104), the rear part of the unloading box body (102) is in mutual contact with the front part of the unloading plate (3), the surface of the mounting column (101) is in sliding connection with the inner wall of the unloading plate (3), the shaping die column (105) is located inside the shaping die cavity (106), and the front end of the material injection channel (107) is communicated with the rear end of the shaping die cavity (106).

7. The delayed release device for medical injection mold molding according to claim 1, characterized in that: four mounting grooves (12) are formed in the rear portion of the discharging plate (3), four guide grooves (13) are formed in the shaping plate (4), the inner walls of the guide grooves (13) are connected with the surface of the limiting guide pillar (9) in a sliding mode, and the inner walls of the mounting grooves (12) are connected with the surface of the mounting boss (7) in a sliding mode.

8. The delayed release device for medical injection mold molding according to claim 1, characterized in that: delay mechanism (11) including rotating plate (111), the rear portion of rotating plate (111) is rotated and is connected with spacing block (112) on, the front portion of rotating plate (111) is rotated and is connected with spacing block (113) down, the bottom welding of rotating plate (111) has lower supporting spring (114), the top welding of rotating plate (111) has upper supporting spring (115), the rear welding of cope match-plate pattern (2) has two fixed plates (116), spacing groove (117) have been seted up to the upper surface of fixed plate (116), the inner wall fixed mounting of stereotype (4) has spacing post (118), sliding tray (119) have been seted up on the surface of spacing post (118).

9. The delayed release device for medical injection mold molding according to claim 8, characterized in that: the both sides of rotor plate (111) are rotated with the inner wall of stripper (3) and are connected, go up the surface of spacing piece (112) and lower spacing piece (113) all with the inner wall sliding connection of stripper (3), the bottom of lower supporting spring (114) and the inner wall welded fastening of stripper (3), the top of going up supporting spring (115) and the inner wall welded fastening of stripper (3), the surface of fixed plate (116) and the inner wall sliding connection of stripper (3), the inner wall of spacing groove (117) and the surface of lower spacing piece (113) contact each other, the surface of spacing post (118) and the inner wall sliding connection of stripper (3).