CN211074528U - Selenium drum injection mold structure of watering - Google Patents

Abstract

The utility model provides a selenium drum injection mold structure of watering, include: a panel, a front mold and a rear mold; the squirt mouth is embedded at the top end of the panel and connected with the panel through bolts; the stripper plate is embedded at the bottom of the panel and connected with the panel through bolts; four upper positioning guide columns are arranged at the bottom of the panel in a rectangular array shape, and the top ends of the upper positioning guide columns are connected with the panel in an embedding mode; the front mould frame is arranged below the panel; and guide sleeves are embedded and installed around the front die frame. The utility model discloses a to selenium drum injection mold structure of watering's improvement, it is reasonable to have a structural design, and the material buffering is effectual, and the material reposition of redundant personnel is effectual, can extrude inside air from bottom to top at the material flow in-process, avoids producing the bubble, makes the flow of material more smooth and easy simultaneously, and the shaping is of high quality, practicality advantage such as strong to effectual problem and the not enough that appear in having solved current device.

Description

Selenium drum injection mold structure of watering

Technical Field

The utility model relates to an injection mold technical field, more specifically the theory that says so especially relates to a selenium drum injection mold waters structure.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

Powder storehouse lid is one of selenium drum's important component part, the production of powder storehouse lid is accomplished by means of injection mold, there is certain limitation in the in-service use in-process in current powder storehouse lid production with injection mold's runner structure, the material can strike the inner wall of watering at the injection in-process, take place to splash in watering, lead to the production of bubble easily, and single runner structure has prolonged the flow path of pouring material, cause the shaping time of powder storehouse lid to prolong greatly, cause the material to distribute unevenly simultaneously easily, influence the quality of formed part.

In view of this, research and improvement are carried out to solve the existing problems, and a pouring gate structure of a selenium drum injection mold is provided, aiming at achieving the purposes of solving the problems and improving the practical value through the technology.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a selenium drum injection mold structure of watering to there is certain limitation in the in-service use in solving the current injection mold's for the production of powder storehouse lid that proposes in the background art structure of watering, the material can strike the inner wall of watering at the injection in-process, take place to splash in watering, lead to the production of bubble easily, and single structure of watering has prolonged the flow path of pouring material, the shaping time that causes the powder storehouse lid lengthens greatly, cause the material to distribute unevenly simultaneously easily, influence the problem and the not enough of the quality of formed part.

In order to achieve the above object, the utility model provides a selenium drum injection mold structure of watering is reached by following specific technological means:

a kind of selenium drum injection mould runner structure, including: the device comprises a panel, a sprue, a stripper plate, an upper positioning guide pillar, a front die frame, a front die insert, an inclined guide pillar, a guide sleeve, a rear die frame, a rear die insert, an oil cylinder press plate, a slide oil cylinder, a first slide seat, a second slide seat, a shovel base, a press block, square iron, a bottom plate, a lower positioning guide pillar, a support pillar, an ejector pin fixing plate, an ejector pin, a reset guide pillar, a reset spring, a cross runner and a straight runner; the squirt mouth is embedded at the top end of the panel and connected with the panel through bolts; the stripper plate is embedded at the bottom of the panel and connected with the panel through bolts; four upper positioning guide columns are arranged at the bottom of the panel in a rectangular array shape, and the top ends of the upper positioning guide columns are connected with the panel in an embedding mode; the front mould frame is arranged below the panel; the periphery of the front mould frame is embedded with a guide sleeve, and the front mould frame is sleeved on the upper positioning guide pillar through the guide sleeve; the horizontal pouring channel is arranged on the outer wall above the front mould frame, the straight pouring channels are arranged at two ends of the horizontal pouring channel, and the straight pouring channels penetrate through the front mould frame; the front die is embedded at the bottom of the front die frame and is connected with the front die frame through bolts; the inclined guide post is embedded at the bottom of the front die frame and is positioned at one side of the front die; the front mold insert is arranged on the inner side of the front mold in an embedding manner; the rear mould frame is arranged below the front mould frame; the periphery of the rear mould frame is embedded with a guide sleeve, and the rear mould frame is sleeved on the upper positioning guide pillar through the guide sleeve; the rear die is embedded in the middle position above the rear die frame and is connected with the rear die frame through bolts; the rear mold insert is arranged on the inner side of the rear mold in an embedding manner; the first line position is arranged on one side of the rear die and is arranged on the first line position seat through a bolt; the slide oil cylinder is installed on the outer wall of one side of the rear die carrier through an oil cylinder pressing plate and a bolt, and the end part of a piston rod of the oil cylinder pressing plate is connected with the first slide seat in a clamping mode; the second slide is arranged on the other side of the rear die and is arranged on the second slide seat through a bolt; the first traveling seat and the second traveling seat are arranged on the rear die frame through pressing blocks and bolts; the shovel base is buckled and arranged above the second slide seat; the inclined guide post penetrates through the second slide seat, the second slide and the shovel base; the square iron is symmetrically arranged below two sides of the rear die carrier, the bottom plate is arranged at the bottom of the square iron, and the rear die carrier, the square iron and the bottom plate are connected through bolts; the lower positioning guide pillar and the support pillar are embedded and installed on the bottom plate, and the lower positioning guide pillar is positioned on the outer side of the support pillar; a guide sleeve is embedded around the thimble fixing plate, the thimble fixing plate is sleeved on the lower positioning guide pillar through the guide sleeve, and the thimble fixing plate is positioned between the rear die carrier and the bottom plate; the thimble and the reset guide pillar are embedded and installed on the thimble fixing plate, and the reset guide pillar is positioned on the outer side of the thimble; the reset spring is sleeved outside the reset guide post and is positioned between the thimble fixing plate and the rear die frame.

Preferably, the cross gate is of a groove-shaped structure with a circular arc-shaped overlooking surface, the overlooking surfaces of two ends of the cross gate are semicircular, a circular arc-shaped groove is formed in the middle of the cross gate, and the groove is positioned right below the sprue.

Preferably, the sprue is a tapered hole, the top end of the sprue is communicated with the cross gate, and the bottom end of the sprue is communicated with a gap between the front mold and the rear mold.

Preferably, round holes are formed in the two sides of the panel and the stripper plate, and the bottoms of the round holes are communicated with the book sprue.

Preferably, two side edges of the first traveling seat and the second traveling seat are pressed in rectangular grooves on two sides of the rear die frame by pressing blocks, the first traveling seat and the second traveling seat are connected with the rear die frame in a sliding mode, and the first traveling seat and the second traveling seat are provided with sliding mechanisms.

Preferably, a round hole is formed in the middle of the bottom plate, and the ejector pin fixing plate is connected with the external ejection mechanism through the round hole.

Preferably, rectangular grooves are formed in the bottoms of the two sides of the panel, and the two ends of each groove are arc-shaped.

Preferably, the reset guide columns and the lower positioning guide columns are arranged at four positions on the thimble fixing plate in a rectangular array.

Preferably, the ejector pins are irregularly arranged on the ejector pin fixing plate, and the ejector pins penetrate through the rear die frame, the rear die and the rear die insert and are connected with the rear die frame, the rear die and the rear die insert in a sliding mode.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model discloses the cross gate is for overlooking personally submitting convex slot-shaped structure, and the face of looking prostrate at cross gate both ends is semi-circular, and the intermediate position of cross gate has seted up convex recess, the recess is located the setting under that the purt is chewed, and the recess of intermediate position plays the effect of buffering to the material of injection, alleviates splashing of material, can distribute the material simultaneously, makes the material flow to both sides, and it is effectual to shunt.

2. The utility model discloses the sprue is the bell mouth, and the top of sprue link up with the cross gate mutually, and the setting that the gap between the bottom of sprue and front mould, the back mould link up mutually can extrude inside air from bottom to top at the material flow in-process, avoids the production of bubble, makes the flow of material more smooth and easy simultaneously, improves work piece shaping quality.

3. The utility model discloses the rectangle recess has been seted up to the bottom of the both sides of panel, just the both ends of recess are convex setting, make things convenient for the finger to insert, make things convenient for the drawing of patterns.

4. The utility model discloses a to selenium drum injection mold structure of watering's improvement, it is reasonable to have a structural design, and the material buffering is effectual, and the material reposition of redundant personnel is effectual, can extrude inside air from bottom to top at the material flow in-process, avoids producing the bubble, makes the flow of material more smooth and easy simultaneously, and the shaping is of high quality, practicality advantage such as strong to effectual problem and the not enough that appear in having solved current device.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the upper structure of the panel of the present invention.

Fig. 3 is a schematic view of the bottom structure of the panel of the present invention.

Fig. 4 is a schematic diagram of the upper structure of the front mold frame of the present invention.

Fig. 5 is a schematic view of the bottom structure of the front mold frame of the present invention.

Fig. 6 is a schematic structural view of the rear mold frame of the present invention.

Fig. 7 is a schematic view of the structure of the thimble-fixing plate of the present invention.

Fig. 8 is a schematic view of the cross section of the sprue according to the present invention.

In the figure: the die comprises a panel 1, a sprue 2, a stripper plate 3, an upper positioning guide post 4, a front die frame 5, a front die 6, a front die insert 7, an inclined guide post 8, a guide sleeve 9, a rear die frame 10, a rear die 11, a rear die insert 12, an oil cylinder press plate 13, a slide oil cylinder 14, a first slide seat 15, a first slide 16, a second slide seat 17, a second slide 18, a shovel base 19, a press block 20, square iron 21, a bottom plate 22, a lower positioning guide post 23, a support post 24, a thimble fixing plate 25, a thimble 26, a reset guide post 27, a reset spring 28, a cross runner 501 and a straight runner 502.

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.

It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 8, the utility model provides a specific technical implementation of selenium drum injection mold runner structure:

a kind of selenium drum injection mould runner structure, including: the device comprises a panel 1, a sprue gate 2, a stripper plate 3, an upper positioning guide post 4, a front die frame 5, a front die 6, a front die insert 7, an inclined guide post 8, a guide sleeve 9, a rear die frame 10, a rear die 11, a rear die insert 12, an oil cylinder press plate 13, a slide oil cylinder 14, a first slide seat 15, a first slide 16, a second slide seat 17, a second slide 18, a shovel base 19, a press block 20, square iron 21, a bottom plate 22, a lower positioning guide post 23, a support post 24, a thimble fixing plate 25, a thimble 26, a reset guide post 27, a reset spring 28, a cross runner 501 and a straight runner 502; the squirt mouth 2 is embedded at the top end of the panel 1, and the squirt mouth 2 is connected with the panel 1 through bolts; the stripper plate 3 is embedded at the bottom of the panel 1, and the stripper plate 3 is connected with the panel 1 through bolts; four upper positioning guide posts 4 are arranged at the bottom of the panel 1 in a rectangular array shape, and the top ends of the upper positioning guide posts 4 are connected with the panel 1 in an embedding manner; the front mould frame 5 is arranged below the panel 1; a guide sleeve 9 is embedded around the front mould frame 5, and the front mould frame 5 is sleeved on the upper positioning guide post 4 through the guide sleeve 9; the horizontal pouring channel 501 is arranged on the outer wall above the front mould frame 5, the straight pouring channel 502 is arranged at two ends of the horizontal pouring channel 501, and the straight pouring channel 502 penetrates through the front mould frame 5; the front die 6 is embedded at the bottom of the front die frame 5, and the front die 6 is connected with the front die frame 5 through bolts; the inclined guide post 8 is embedded at the bottom of the front mould frame 5, and the inclined guide post 8 is positioned at one side of the front mould 6; the front mold insert 7 is installed on the inner side of the front mold 6 in an embedding manner; the rear mould frame 10 is arranged below the front mould frame 5; a guide sleeve 9 is embedded and installed on the periphery of the rear die carrier 10, and the rear die carrier 10 is sleeved and installed on the upper positioning guide pillar 4 through the guide sleeve 9; the rear die 11 is embedded in the middle position above the rear die frame 10, and the rear die 11 is connected with the rear die frame 10 through bolts; the rear mold insert 12 is installed on the inner side of the rear mold 11 in an embedding manner; the first slide 16 is mounted on one side of the rear mold 11, and the first slide 16 is mounted on the first slide seat 15 by bolts; the slide oil cylinder 14 is installed on the outer wall of one side of the rear mould frame 10 through an oil cylinder pressing plate 13 and a bolt, and the end part of a piston rod of the oil cylinder pressing plate 13 is connected with the first slide seat 15 in a clamping mode; the second slide 18 is mounted on the other side of the rear mold 11, and the second slide 18 is mounted on the second slide seat 17 through bolts; the first traveling seat 15 and the second traveling seat 17 are installed on the rear mold frame 10 through a pressing block 20 and a bolt; the shovel base 19 is buckled and arranged above the second slide seat 17; the inclined guide post 8 penetrates through the second slide seat 17, the second slide 18 and the shovel base 19; the square iron 21 is symmetrically arranged below two sides of the rear mould frame 10, the bottom plate 22 is arranged at the bottom of the square iron 21, and the rear mould frame 10, the square iron 21 and the bottom plate 22 are connected through bolts; the lower positioning guide pillar 23 and the support pillar 24 are embedded and installed on the bottom plate 22, and the lower positioning guide pillar 23 is positioned on the outer side of the support pillar 24; a guide sleeve 9 is embedded around the thimble fixing plate 25, the thimble fixing plate 25 is sleeved on the lower positioning guide post 23 through the guide sleeve 9, and the thimble fixing plate 25 is positioned between the rear mould frame 10 and the bottom plate 22; the thimble 26 and the reset guide post 27 are embedded on the thimble fixing plate 25, and the reset guide post 27 is positioned at the outer side of the thimble 26; the return spring 28 is sleeved outside the return guide post 27, and the return spring 28 is located between the thimble fixing plate 25 and the rear mold frame 10.

Specifically, the horizontal runner 501 is a groove-shaped structure with a circular arc-shaped overlooking surface, the overlooking surfaces at two ends of the horizontal runner 501 are semicircular, a circular arc-shaped groove is formed in the middle of the horizontal runner 501, and the groove is located right below the sprue 2.

Specifically, the sprue 502 is a tapered hole, the top end of the sprue 502 is communicated with the runner 501, and the bottom end of the sprue 502 is communicated with the gap between the front mold 6 and the rear mold 11.

Specifically, round holes are formed in the two sides of the panel 1 and the stripper plate 3, and the bottoms of the round holes are communicated with the book sprue 502.

Specifically, two side edges of the first traveling seat 15 and the second traveling seat 17 are pressed in rectangular grooves at two sides of the rear mold frame 10 by the pressing block 20, the first traveling seat 15, the second traveling seat 17 and the rear mold frame 10 are connected in a sliding manner, and the first traveling seat 15 and the second traveling seat 17 are provided as sliding mechanisms.

Specifically, a circular hole is formed in the middle of the bottom plate 22, and the thimble fixing plate 25 is connected to the external ejection mechanism through the circular hole.

Specifically, rectangular grooves are formed in the bottoms of the two sides of the panel 1, and the two ends of each groove are arc-shaped.

Specifically, the reset guide posts 27 and the lower positioning guide posts 23 are mounted on the thimble fixing plate 25 in four positions in a rectangular array.

Specifically, the ejector pins 26 are irregularly mounted on the ejector pin fixing plate 25, and the ejector pins 26 penetrate through the rear mold frame 10, the rear mold 11, and the rear mold insert 12, and are connected with the rear mold frame 10, the rear mold 11, and the rear mold insert 12 in a sliding manner.

The method comprises the following specific implementation steps:

the slide oil cylinder 14 pushes the first slide seat 15 to slide, the first slide seat 15 is pushed to one side of the rear mold 11, a certain gap exists between the first slide 16 and the rear mold insert 12, the inclined guide post 8 is inserted into the second slide seat 17, the second slide 18 and the shovel base 19, the panel 1 is pressed downwards, the second slide seat 17 is pushed to one side of the rear mold 11, a certain gap exists between the second slide 18 and the rear mold insert 12, mold closing is completed, materials are injected into the mold from the sprue 2, the sprue 2 flows into the cross runner 501, the cross runner 501 flows towards two ends under the flow dividing effect of the cross runner 501, then enters the sprue 502, the sprue 502 enters between the front mold 6 and the rear mold 11, the panel 1 is formed after cooling, the panel 1 is lifted, the second slide 18 moves backwards, the slide oil cylinder 14 pulls the first slide seat 15 back, the ejector pin fixing plate 25 is pushed by an external ejection mechanism, the ejector pins are used for ejecting the formed part out to complete demoulding, and after ejection is finished, the ejector pin fixing plate 25 is reset under the action of the reset spring 28 to prepare for next injection molding.

In summary, the following steps: according to the pouring channel structure of the selenium drum injection mold, the horizontal pouring channel is of a groove-shaped structure which is arc-shaped when viewed from top, the top view surfaces of two ends of the horizontal pouring channel are semicircular, the middle position of the horizontal pouring channel is provided with the arc-shaped groove, the groove is positioned right below the sprue, the groove in the middle position has a buffering effect on injected materials, splashing of the materials is reduced, the materials can be distributed, the materials can flow to two sides, and the flow distribution effect is good; the sprue is a tapered hole, the top end of the sprue is communicated with the cross gate, and the bottom end of the sprue is communicated with gaps between the front die and the rear die, so that air in the sprue can be extruded out from bottom to top in the material flowing process, bubbles are prevented from being generated, the material flows more smoothly, and the workpiece forming quality is improved; rectangular grooves are formed in the bottoms of the two sides of the panel, the two ends of each groove are in arc-shaped arrangement, fingers can be conveniently inserted, and demolding is facilitated. The utility model discloses a to selenium drum injection mold structure of watering's improvement, it is reasonable to have a structural design, and the material buffering is effectual, and the material reposition of redundant personnel is effectual, can extrude inside air from bottom to top at the material flow in-process, avoids producing the bubble, makes the flow of material more smooth and easy simultaneously, and the shaping is of high quality, practicality advantage such as strong to effectual problem and the not enough that appear in having solved current device.

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 (9)

1. A kind of selenium drum injection mould runner structure, including: the device comprises a panel (1), a sprue (2), a stripper plate (3), an upper positioning guide post (4), a front die frame (5), a front die (6), a front die insert (7), an inclined guide post (8), a guide sleeve (9), a rear die frame (10), a rear die (11), a rear die insert (12), a cylinder pressing plate (13), a slide cylinder (14), a first slide seat (15), a first slide seat (16), a second slide seat (17), a second slide seat (18), a shovel base (19), a pressing block (20), square iron (21), a bottom plate (22), a lower positioning guide post (23), a support post (24), an ejector pin fixing plate (25), an ejector pin (26), a reset guide post (27), a reset spring (28), a cross pouring gate (501) and a straight pouring gate (502); the method is characterized in that: the sprue bush is characterized in that the sprue bush (2) is embedded and installed at the top end of the panel (1), and the sprue bush (2) is connected with the panel (1) through bolts; the stripper plate (3) is embedded at the bottom of the panel (1), and the stripper plate (3) is connected with the panel (1) through bolts; four upper positioning guide posts (4) are arranged at the bottom of the panel (1) in a rectangular array shape, and the top ends of the upper positioning guide posts (4) are connected with the panel (1) in an embedding mode; the front mould frame (5) is arranged below the panel (1); a guide sleeve (9) is embedded and installed on the periphery of the front mould frame (5), and the front mould frame (5) is sleeved and installed on the upper positioning guide pillar (4) through the guide sleeve (9); the horizontal pouring channel (501) is arranged on the outer wall above the front mould frame (5), the straight pouring channels (502) are arranged at two ends of the horizontal pouring channel (501), and the straight pouring channel (502) penetrates through the front mould frame (5); the front die (6) is embedded at the bottom of the front die frame (5), and the front die (6) is connected with the front die frame (5) through bolts; the inclined guide post (8) is embedded at the bottom of the front mould frame (5), and the inclined guide post (8) is positioned at one side of the front mould (6); the front mold insert (7) is installed on the inner side of the front mold (6) in an embedding manner; the rear mould frame (10) is arranged below the front mould frame (5); a guide sleeve (9) is embedded and installed on the periphery of the rear die carrier (10), and the rear die carrier (10) is sleeved and installed on the upper positioning guide pillar (4) through the guide sleeve (9); the rear die (11) is embedded in the middle position above the rear die frame (10), and the rear die (11) is connected with the rear die frame (10) through bolts; the rear mold insert (12) is installed on the inner side of the rear mold (11) in an embedding mode; the first line (16) is arranged on one side of the rear die (11), and the first line (16) is arranged on the first line seat (15) through a bolt; the slide oil cylinder (14) is installed on the outer wall of one side of the rear die carrier (10) through an oil cylinder pressing plate (13) and a bolt, and the end part of a piston rod of the oil cylinder pressing plate (13) is connected with the first slide seat (15) in a clamping mode; the second slide (18) is arranged on the other side of the rear die (11), and the second slide (18) is arranged on the second slide seat (17) through a bolt; the first traveling seat (15) and the second traveling seat (17) are installed on the rear die frame (10) through a pressing block (20) and a bolt; the shovel base (19) is buckled and arranged above the second slide seat (17); the inclined guide post (8) penetrates through the second slide seat (17), the second slide seat (18) and the shovel base (19); the square iron (21) is symmetrically arranged below two sides of the rear die carrier (10), the bottom plate (22) is arranged at the bottom of the square iron (21), and the rear die carrier (10), the square iron (21) and the bottom plate (22) are connected through bolts; the lower positioning guide pillar (23) and the support pillar (24) are embedded on the bottom plate (22), and the lower positioning guide pillar (23) is positioned on the outer side of the support pillar (24); a guide sleeve (9) is embedded around the thimble fixing plate (25), the thimble fixing plate (25) is sleeved on the lower positioning guide pillar (23) through the guide sleeve (9), and the thimble fixing plate (25) is positioned between the rear mould frame (10) and the bottom plate (22); the thimble (26) and the reset guide post (27) are embedded on the thimble fixing plate (25), and the reset guide post (27) is positioned on the outer side of the thimble (26); the reset spring (28) is sleeved outside the reset guide post (27), and the reset spring (28) is positioned between the thimble fixing plate (25) and the rear die carrier (10).

2. The selenium drum injection mold runner structure according to claim 1, wherein: the transverse gate (501) is of a groove-shaped structure with a circular arc-shaped overlooking surface, the overlooking surfaces of two ends of the transverse gate (501) are semicircular, a circular arc-shaped groove is formed in the middle of the transverse gate (501), and the groove is located right below the sprue (2).

3. The selenium drum injection mold runner structure according to claim 1, wherein: the sprue (502) is a tapered hole, the top end of the sprue (502) is communicated with the cross runner (501), and the bottom end of the sprue (502) is communicated with gaps between the front die (6) and the rear die (11).

4. The selenium drum injection mold runner structure according to claim 1, wherein: round holes are formed in the two sides of the panel (1) and the stripper plate (3), and the bottoms of the round holes are communicated with the book sprue (502).

5. The selenium drum injection mold runner structure according to claim 1, wherein: the two side edges of the first traveling seat (15) and the second traveling seat (17) are pressed in rectangular grooves on two sides of the rear die carrier (10) by pressing blocks (20), the first traveling seat (15) and the second traveling seat (17) are connected with the rear die carrier (10) in a sliding mode, and the first traveling seat (15) and the second traveling seat (17) are arranged into sliding mechanisms.

6. The selenium drum injection mold runner structure according to claim 1, wherein: a round hole is formed in the middle of the bottom plate (22), and the thimble fixing plate (25) is connected with an external ejection mechanism through the round hole.

7. The selenium drum injection mold runner structure according to claim 1, wherein: rectangular grooves are formed in the bottoms of the two sides of the panel (1), and the two ends of each groove are arc-shaped.

8. The selenium drum injection mold runner structure according to claim 1, wherein: the reset guide post (27) and the lower positioning guide post (23) are arranged at four positions on the thimble fixing plate (25) in a rectangular array shape.

9. The selenium drum injection mold runner structure according to claim 1, wherein: the ejector pins (26) are irregularly arranged on the ejector pin fixing plate (25), and the ejector pins (26) penetrate through the rear mould frame (10), the rear mould (11) and the rear mould insert (12) and are connected with the rear mould frame (10), the rear mould (11) and the rear mould insert (12) in a sliding mode.

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