CN210733086U

CN210733086U - Injection mold capable of cutting residual glue for connecting injection molding opening

Info

Publication number: CN210733086U
Application number: CN201921486342.3U
Authority: CN
Inventors: 王小培
Original assignee: Wuxi Zhichengsheng Precision Machinery Technology Co Ltd
Current assignee: Wuxi Zhichengsheng Precision Machinery Technology Co Ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-06-12
Anticipated expiration: 2029-09-09

Abstract

The utility model discloses an injection mold that can connect cull to mouth of moulding plastics and cut specifically is the injection mold field, including base, left fixed plate and die fixing plate, the top surface of base and the bottom fixed mounting of left fixed plate, the top surface of base and the bottom fixed mounting of die fixing plate, the side fixed mounting of left fixed plate has the guide pillar, the other end of guide pillar and the side fixed mounting of die fixing plate, die fixing plate's side demountable installation has the hydraulic press, the top fixed mounting of hydraulic press has spacing push pedal. The utility model discloses a it is the same with matrix plate spring mounting hole quantity to have set up push pedal spring mounting hole, and the position is corresponding, has realized to guarantee to have certain distance between spacing push pedal and the punch plate when equipment stews, has made things convenient for the automatic material returned of equipment and has amputated being connected between injecting glue mouth port and the product, has increased the practicality of equipment.

Description

Injection mold capable of cutting residual glue for connecting injection molding opening

Technical Field

The utility model relates to an injection mold technical field, more specifically says, the utility model relates to a can be to the injection mold that the cull cut is connected to the mouth of moulding plastics.

Background

Injection molds are the primary molding equipment for making plastic articles of various shapes from thermoplastic or thermoset materials using plastic molding dies.

The injection mold is through heating plastics and then forming the glue solution, then let in the glue solution in the space between terrace die and the die, then wait for it to take out after cooling, can obtain required plastic products, but discover in the use, current injection mold when the completion of moulding plastics takes out the product, the position that the product corresponds with the mouth of moulding plastics all can appear and be connected with the interior glue solution of the mouth of moulding plastics, not only be unfavorable for taking out of product, can appear unnecessary plastics in the position that the product corresponds with the mouth of moulding plastics after taking out the product simultaneously, influence the pleasing to the eye of product, still must carry out secondary operation to the product simultaneously, in order to eliminate remaining plastics, consequently, not only caused the waste of material, manufacturing cost has still been increased simultaneously.

Therefore, an injection mold capable of shearing residual glue at the joint of an injection port and a product after injection molding is needed.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defect of prior art, the embodiment of the utility model provides an injection mold that can connect the cull to cut to the mouth of moulding plastics can realize carrying out the injection mold of cuting to the completion back product of moulding plastics and the cull of moulding plastics.

In order to achieve the above object, the utility model provides a following technical scheme: an injection mold capable of cutting residual glue connected to an injection port comprises a base, a left fixing plate and a female fixing plate, wherein the top surface of the base is fixedly installed at the bottom end of the left fixing plate, the top surface of the base is fixedly installed at the bottom end of the female fixing plate, a guide pillar is fixedly installed on the side surface of the left fixing plate, the other end of the guide pillar is fixedly installed at the side surface of the female fixing plate, a hydraulic press is detachably installed on the side surface of the female fixing plate, a limiting push plate is fixedly installed at the top end of the hydraulic press, a push plate spring installation hole is formed in the side surface of the limiting push plate, a limiting spring is fixedly installed in an inner cavity of the push plate spring installation hole, material returning pressure rods are fixedly installed on two sides of the limiting push plate, cutting push rods are fixedly installed on two sides of the limiting push plate, a, the inner cavity of the female die fixing plate spring mounting hole is fixedly mounted with the end part of the limiting spring, and the other side of the male die fixing plate is detachably mounted with a male die;

the side face of the female die fixing plate is fixedly provided with a female die, the side face of the female die is provided with a glue injection port, the side face of the female die is provided with a connecting rod movable hole, the side face of the female die is provided with a material returning rod mounting groove, the side face of the female die is provided with a shearing device mounting hole, an inner cavity of the shearing device mounting hole is clamped with a shearing device, the surface of the shearing device is provided with a glue injection through hole, the side face of the female die is detachably provided with a side baffle, the side face of the female die is fixedly connected with a glue solution conveying pipe, the outer surface of the glue solution conveying pipe is fixedly clamped with the inner cavity of the female die fixing plate, the inner cavity of the material returning rod mounting groove is movably sleeved with a material returning rod, the inner cavity of the connecting rod movable hole is provided with a, the utility model discloses a shearing mechanism, including the die, the die is fixed with the die, the both ends fixed mounting of connecting rod has the material returned push pedal, the side of material returned push pedal and the tip fixed mounting of material returned spring, the side fixed mounting of die has shearing fixing device, shearing fixing device's inner chamber activity has cup jointed spacing axle, shearing fixing device's inner chamber fixed mounting has the shearing spring, the tip fixed mounting of spacing axle has the shearing push pedal.

In a preferred embodiment, the push plate spring mounting holes and the die fixing plate spring mounting holes are the same in number and correspond in position.

In a preferred embodiment, the connecting rod movable hole is a through hole, the material returning rod mounting groove is formed in the inner wall of the groove in the side surface of the female die, and the material returning rod mounting groove is communicated with the connecting rod movable hole.

In a preferred embodiment, the shearing device mounting hole is a through hole, the inner cavity of the shearing device mounting hole is provided as a stepped hole, the end of the shearing device is provided as a cylinder, the two ends of the cylinder extend out of the shearing device mounting hole, the diameter of the cylinder is larger than the thickness of the plate-shaped end of the shearing device, the narrower inner cavity of the shearing device mounting hole is matched with the plate-shaped end of the shearing device, and the glue-width inner cavity of the shearing device mounting hole is matched with the cylindrical end of the shearing device.

In a preferred embodiment, the glue injection through hole is set to be consistent with the section diameter of the place where the diameter of the inner cavity of the glue injection port is smaller, and when the end of the shearing device reaches the end of the mounting hole of the shearing device, the glue injection through hole corresponds to the end of the inner cavity of the glue injection port.

In a preferred embodiment, the end of the material returning rod is a stud, a threaded hole is formed in the side surface of the connecting rod, and the end of the material returning rod is threadedly mounted in the threaded hole in the surface of the connecting rod.

In a preferred embodiment, the distance between the material returning push plate and the material returning spring fixing device is the same as the distance between the limiting push plate and the opposite surface of the male die fixing device, the end part of the material returning press rod is contacted with the material returning push plate when the side surface of the male die is contacted with the side surface of the female die, and the material returning rod is completely positioned in the inner cavity of the material returning rod mounting groove when the limiting push plate is contacted with the side surface of the male die fixing device.

In a preferred embodiment, the shearing push plate is in contact with a cylinder extending out of the shearing device, the cylinder extending out of the shearing device is in contact with the end of the cutting push rod when the male die is in contact with the side surface of the female die, and the cylinder end of the shearing device is located at the end of the shearing device mounting hole when the limiting push plate is in contact with the side surface of the male die fixing plate.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up push pedal spring mounting hole and die plate spring mounting hole quantity the same, and the position is corresponding, realized can guarantee to have certain distance between spacing push pedal and the punch plate when equipment is stood, made things convenient for the automatic material returned of equipment and cut off the connection between injecting glue mouth port and the product, increased the practicality of equipment;

2. the utility model discloses a set up the connecting rod movable hole and be the perforating hole, material returned pole mounting groove is seted up in the recess inner wall of die side, and material returned pole mounting groove and connecting rod movable hole link up, has realized that the material returned pole can be installed on the connecting rod through material returned pole mounting groove, has avoided needing to set up a large amount of holes or grooves in the die side, leads to the product surface roughness, has increased the practicality of equipment;

3. the utility model discloses a shearing mechanism mounting hole has been set up and has been the perforating hole, shearing mechanism mounting hole inner chamber sets up to the shoulder hole, shearing mechanism's tip is established to cylindric, the shearing mechanism mounting hole is stretched out outward at the cylindrical both ends, and the cylinder diameter is greater than the thickness of shearing mechanism platelike one end, the narrower inner chamber of shearing mechanism mounting hole and shearing mechanism platelike end looks adaptation, the wide inner chamber of shearing mechanism mounting hole glue and shearing mechanism cylinder end looks adaptation, it can move at shearing mechanism mounting hole inner chamber to have realized shearing mechanism, and the tip that shearing mechanism stretches out then can reach under the effect of cutting off push rod and shearing push pedal and glue the connection between injecting glue mouth tip and the product and cut off, the functionality of equipment has been increased.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the present invention.

Fig. 3 is a schematic structural diagram of a portion a of fig. 1 according to the present invention.

Fig. 4 is a schematic structural diagram of the point B in fig. 1 according to the present invention.

Fig. 5 is a schematic structural diagram of the point C in fig. 2 according to the present invention.

Fig. 6 is a schematic structural diagram of the present invention at D of fig. 2.

The reference signs are: 1. a base; 2. a left fixing plate; 3. fixing a female die plate; 4. a guide post; 5. a hydraulic press; 6. a limiting push plate; 61. a push plate spring mounting hole; 62. a limiting spring; 7. a material returning pressure rod; 8. cutting off the push rod; 9. a male die fixing plate; 91. a female die fixing plate spring mounting hole; 92. a male die; 10. a female die; 101. a glue injection port; 102. a connecting rod movable hole; 103. a material returning rod mounting groove; 104. a shearing device mounting hole; 105. a shearing device; 1051. injecting glue through holes; 106. a side baffle; 11. a glue solution conveying pipe; 12. a material returning rod; 13. a connecting rod; 14. a material returning spring fixing device; 15. a material returning spring; 16. a material returning push plate; 17. a shearing fixture; 18. a limiting shaft; 19. a shear spring; 20. and shearing the push plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in the attached figures 1-6, the injection mold capable of cutting the connection residual glue of the injection port comprises a base 1, a left fixing plate 2 and a female fixing plate 3, wherein the top surface of the base 1 is fixedly installed at the bottom end of the left fixing plate 2, the top surface of the base 1 is fixedly installed at the bottom end of the female fixing plate 3, the side surface of the left fixing plate 2 is fixedly provided with a guide pillar 4, the other end of the guide pillar 4 is fixedly installed at the side surface of the female fixing plate 3, the side surface of the female fixing plate 3 is detachably provided with a hydraulic machine 5, the top end of the hydraulic machine 5 is fixedly provided with a limiting push plate 6, the side surface of the limiting push plate 6 is provided with a push plate spring mounting hole 61, an inner cavity of the push plate spring mounting hole 61 is fixedly provided with a limiting spring 62, the two sides of the limiting push plate 6 are fixedly, a female die fixing plate spring mounting hole 91 is formed in the side face of the male die fixing plate 9, the inner cavity of the female die fixing plate spring mounting hole 91 is fixedly mounted with the end part of the limiting spring 62, and a male die 92 is detachably mounted on the other side of the male die fixing plate 9;

referring to the description of the drawings, figure 2: the push plate spring mounting holes 61 are the same in number and corresponding in position to the die fixing plate spring mounting holes 91.

A female die 10 is fixedly installed on the side surface of the female die fixing plate 3, a glue injection port 101 is formed on the side surface of the female die 10, a connecting rod movable hole 102 is formed on the side surface of the female die 10, a material returning rod installation groove 103 is formed on the side surface of the female die 10, a shearing device installation hole 104 is formed on the side surface of the female die 10, a shearing device 105 is clamped in an inner cavity of the shearing device installation hole 104, a glue injection through hole 1051 is formed in the surface of the shearing device 105, a side baffle 106 is detachably installed on the side surface of the female die 10, a glue conveying pipe 11 is fixedly connected to the side surface of the female die 10, the outer surface of the glue conveying pipe 11 is fixedly clamped in an inner cavity of the female die fixing plate 3, a material returning rod 12 is movably sleeved in the inner cavity of the material returning rod installation groove 103, a connecting rod 13 is placed in, the both ends fixed mounting of connecting rod 13 has material returned push pedal 16, and the side of material returned push pedal 16 and the tip fixed mounting of material returned spring 15, the side fixed mounting of die 10 has shearing fixing device 17, and shearing fixing device 17's inner chamber activity has cup jointed spacing axle 18, and shearing fixing device 17's inner chamber fixed mounting has shearing spring 19, and the tip fixed mounting of spacing axle 18 has shearing push pedal 20.

Referring to the description figures 2 and 6: the connecting rod movable hole 102 is a through hole, the material returning rod mounting groove 103 is formed in the inner wall of the groove in the side face of the female die 10, and the material returning rod mounting groove 103 is communicated with the connecting rod movable hole 102.

Referring to the description figures 2 and 5: shearing mechanism mounting hole 104 is the perforating hole, and shearing mechanism mounting hole 104 inner chamber sets up to the shoulder hole, and shearing mechanism 105's tip is established to cylindricly, stretches out shearing mechanism mounting hole 104 outside the columniform both ends, and the cylinder diameter is greater than the thickness of shearing mechanism 105 slabby one end, and the narrower inner chamber of shearing mechanism mounting hole 104 and the adaptation of shearing mechanism 105 slabby end, and shearing mechanism mounting hole 104 glues wide inner chamber and shearing mechanism 105 cylindric end adaptation.

Referring to the description figures 2 and 5: the glue injection through hole 1051 is formed so as to have a diameter equal to the diameter of the smaller diameter portion of the cavity of the glue injection port 101, and when the end of the cutter 105 reaches the end of the cutter mounting hole 104, the glue injection through hole 1051 corresponds to the end of the cavity of the glue injection port 101.

The specific implementation mode is as follows: the glue injection through hole 1051 is set to be consistent with the diameter of the section of the smaller part of the inner cavity of the glue injection port 101, and when the end part of the shearing device 105 reaches the end part of the shearing device mounting hole 104, the glue injection through hole 1051 corresponds to the end part of the inner cavity of the glue injection port 101, so that glue solution conveyed in the glue injection port 101 can be conveyed into a gap between the male die fixing plate 9 and the female die 10 through the glue injection through hole 1051 when the limiting push plate 6 is in contact with the male die fixing plate 9, and the glue solution injected between the glue injection port 101 and the glue injection port can be cut off by the glue injection through hole 1051 when the limiting push plate 6 is separated from the male die fixing plate 9, and only.

Referring to the description figures 2 and 6: the end part of the material returning rod 12 is a stud, the side surface of the connecting rod 13 is provided with a threaded hole, and the end part of the material returning rod 12 is installed in the threaded hole on the surface of the connecting rod 13 in a threaded mode.

The specific implementation mode is as follows: establish to the double-screw bolt through the tip that has set up material returned pole 12, threaded hole is seted up to the side of connecting rod 13, and the tip screw thread of material returned pole 12 is installed in the threaded hole on connecting rod 13 surface, has realized can being connected material returned pole 12 and connecting rod 13 inside die 10, has reduced the degree of difficulty of assembly, has increased the practicality of equipment.

Referring to the description of the drawings, figure 1: the distance between the material returning push plate 16 and the material returning spring fixing device 14 is consistent with the distance between the opposite surfaces of the limiting push plate 6 and the male die fixing plate 9, the end part of the material returning press rod 7 is contacted with the material returning push plate 16 when the side surface of the male die 92 is contacted with the side surface of the female die 10, and the material returning rod 12 is completely positioned in the inner cavity of the material returning rod mounting groove 103 when the limiting push plate 6 is contacted with the side surface of the male die 92.

The specific implementation mode is as follows: through having set up material returned push pedal 16 apart from material returned spring fixing device 14 the distance between spacing push pedal 6 and the punch plate 9 opposite face unanimous, and the tip of material returned depression bar 7 contacts with material returned push pedal 16 when the side of terrace die 92 contacts with the side of terrace die 10, when the side contact of spacing push pedal 6 and terrace die 92, material returned pole 12 is located material returned pole mounting groove 103 inner chamber completely, realized just pushing away material returned push pedal 16 to the end when spacing push pedal 6 contacts completely with punch plate 9, the tip of material returned pole 12 and the recess inner wall parallel and level of die 10 this moment, the vestige that injection moulding's product can not go out to have material returned pole 12 to leave has been realized, and material returned pole 12 can also be released the product after work is accomplished, the practicality of equipment has been increased.

Referring to the description figures 1 and 4: the shearing push plate 20 is in contact with the outward extending cylinder of the shearing device 105, when the male die 92 is in contact with the side surface of the female die 10, the outward extending cylinder of the shearing device 105 is in contact with the end of the cutting push rod 8, and when the limit push plate 6 is in contact with the side surface of the male die fixing plate 9, the cylindrical end of the shearing device 105 is located at the end of the shearing device mounting hole 104.

The specific implementation mode is as follows: through having set up shearing push pedal 20 and the overhanging cylinder of shearing mechanism 105 and contact, and when the side of terrace die 92 and die 10 contacts, the overhanging cylinder of shearing mechanism 105 contacts with the tip of cutting off push rod 8, the cylinder end of shearing mechanism 105 is located the tip of shearing mechanism mounting hole 104 when spacing push pedal 6 contacts with the side of punch plate 9, realized when spacing push pedal 6 contacts with punch plate 9, equipment begins to work, spacing push pedal 6 begins to separate with punch plate 9 after the shaping of inside product, then shearing mechanism 105 begins the return under the effect of shearing push pedal 20 and shearing spring 19, cut off the connecting glue between injecting glue mouth 101 and the product, the functionality of equipment has been increased.

The working principle is as follows:

a preparation stage: firstly, the equipment is installed, then the equipment is added into a power supply, and then the glue injection port 101 is connected into the glue injection equipment.

The working stage is as follows: firstly, the equipment is opened, then the limit push plate 6 starts to move forwards under the action of the hydraulic machine 5, then the punch retainer plate 9 moves forwards along with the limit push plate 6 under the action of the limit spring 62, then when the side surface of the punch 92 contacts with the side surface of the die 10, the hydraulic machine 5 continues to extend, then the limit push plate 6 and the punch retainer plate 9 start to compress the limit spring 62, meanwhile, the limit push plate 6 continues to move forwards, then the material returning push rod 7 pushes the material returning push plate 16 to enable the end part of the material returning rod 12 to be flush with the side wall of the groove of the die 10, the cutting push rod 8 pushes the cylindrical end of the shearing device 105 to enable the glue injecting through hole 1051 to correspond to the end part of the glue injecting port 101, then the glue injecting port 101 starts to inject glue between the punch 92 and the die 10, then after the glue cooling is finished, the hydraulic machine 5 starts to return, then the, then the glue injection through hole 1051 cuts off the connection between the glue solution in the inner cavity of the glue injection port 101 and the product, the male die 92 is separated from the female die 10 under the action of the hydraulic press 5, and the material returning rod 12 moves forwards under the action of the material returning spring 15 and the material returning push plate 16 to push the product out.

And (5) finishing: and (3) firstly, the power supply of the equipment is cut off, and then the equipment is maintained.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an injection mold that can connect cull to moulding plastics mouth and cut, includes base (1), left fixed plate (2) and die fixing plate (3), its characterized in that: the top surface of the base (1) is fixedly installed with the bottom end of the left fixing plate (2), the top surface of the base (1) is fixedly installed with the bottom end of the female die fixing plate (3), the side surface of the left fixing plate (2) is fixedly installed with a guide pillar (4), the other end of the guide pillar (4) is fixedly installed with the side surface of the female die fixing plate (3), the side surface of the female die fixing plate (3) is detachably installed with a hydraulic machine (5), the top end of the hydraulic machine (5) is fixedly installed with a limiting push plate (6), the side surface of the limiting push plate (6) is provided with a push plate spring mounting hole (61), an inner cavity of the push plate spring mounting hole (61) is fixedly installed with a limiting spring (62), the two sides of the limiting push plate (6) are fixedly installed with material returning press rods (7), and the two sides, a male die fixing plate (9) is sleeved on the surface of the guide pillar (4), a female die fixing plate spring mounting hole (91) is formed in the side face of the male die fixing plate (9), an inner cavity of the female die fixing plate spring mounting hole (91) is fixedly mounted with the end part of a limiting spring (62), and a male die (92) is detachably mounted on the other side of the male die fixing plate (9);

the side fixed mounting of die fixing plate (3) has die (10), injecting glue mouth (101) have been seted up to the side of die (10), connecting rod movable hole (102) have been seted up to the side of die (10), material returned pole mounting groove (103) have been seted up to the side of die (10), shearing mechanism mounting hole (104) have been seted up to the side of die (10), the inner chamber joint of shearing mechanism mounting hole (104) has shearing mechanism (105), injecting glue through-hole (1051) have been seted up on the surface of shearing mechanism (105), side demountable installation of die (10) has side shield (106), the side fixedly connected with glue solution conveyer pipe (11) of die (10), the outer surface of glue solution conveyer pipe (11) and the inner chamber fixed joint of die fixing plate (3), material returned pole (12) have been cup jointed in the inner chamber activity of material returned pole mounting groove (103), connecting rod (13) have been placed to the inner chamber of connecting rod movable hole (102), the side welding of die fixing plate (3) has material returned spring fixing device (14), the inner chamber fixed mounting of material returned spring fixing device (14) has material returned spring (15), the both ends fixed mounting of connecting rod (13) has material returned push pedal (16), the side of material returned push pedal (16) and the tip fixed mounting of material returned spring (15), the side fixed mounting of die (10) has shearing fixing device (17), spacing axle (18) has been cup jointed in the inner chamber activity of shearing fixing device (17), the inner chamber fixed mounting of shearing fixing device (17) has shearing spring (19), the tip fixed mounting of spacing axle (18) has shearing push pedal (20).

2. The injection mold capable of cutting the injection port connection cull according to claim 1, wherein: the push plate spring mounting holes (61) are the same as the female die fixing plate spring mounting holes (91) in number and are corresponding in position.

3. The injection mold capable of cutting the injection port connection cull according to claim 1, wherein: the connecting rod movable hole (102) is a through hole, the material returning rod mounting groove (103) is formed in the inner wall of the groove in the side face of the female die (10), and the material returning rod mounting groove (103) is communicated with the connecting rod movable hole (102).

4. The injection mold capable of cutting the injection port connection cull according to claim 1, wherein: shearing mechanism mounting hole (104) are the perforating hole, and shearing mechanism mounting hole (104) inner chamber sets up to the shoulder hole, and the tip of shearing mechanism (105) is established to cylindricly, stretches out shearing mechanism mounting hole (104) outward at the columniform both ends, and the cylinder diameter is greater than the thickness of shearing mechanism (105) platelike one end, the narrower inner chamber of shearing mechanism mounting hole (104) and shearing mechanism (105) platelike end looks adaptation, shearing mechanism mounting hole (104) glue wide inner chamber and shearing mechanism (105) cylinder end looks adaptation.

5. The injection mold capable of cutting the injection port connection cull according to claim 1, wherein: the glue injection through hole (1051) is set to be consistent with the section diameter of the smaller diameter part of the inner cavity of the glue injection port (101), and when the end part of the shearing device (105) reaches the end part of the shearing device mounting hole (104), the glue injection through hole (1051) corresponds to the end part of the inner cavity of the glue injection port (101).

6. The injection mold capable of cutting the injection port connection cull according to claim 1, wherein: the end part of the material returning rod (12) is a stud, a threaded hole is formed in the side surface of the connecting rod (13), and the end part of the material returning rod (12) is installed in the threaded hole in the surface of the connecting rod (13) in a threaded mode.

7. The injection mold capable of cutting the injection port connection cull according to claim 1, wherein: the distance between the material returning push plate (16) and the material returning spring fixing device (14) is consistent with the distance between the opposite surfaces of the limiting push plate (6) and the male die fixing plate (9), the end part of the material returning press rod (7) is contacted with the material returning push plate (16) when the side surface of the male die (92) is contacted with the side surface of the female die (10), and the material returning rod (12) is completely positioned in the inner cavity of the material returning rod mounting groove (103) when the side surface of the limiting push plate (6) is contacted with the side surface of the male die fixing plate (9).

8. The injection mold capable of cutting the injection port connection cull according to claim 1, wherein: the shearing push plate (20) is in contact with an outward extending cylinder of the shearing device (105), when the male die (92) is in contact with the side face of the female die (10), the outward extending cylinder of the shearing device (105) is in contact with the end part of the cutting push rod (8), and when the limiting push plate (6) is in contact with the side face of the male die fixing plate (9), the cylinder end of the shearing device (105) is located at the end part of the shearing device mounting hole (104).