CN218053850U

CN218053850U - Anti-adhesion injection molding machine

Info

Publication number: CN218053850U
Application number: CN202222089243.XU
Authority: CN
Inventors: 孙浩杰; 李金旭
Original assignee: Weihai Hengrui Precision Machinery Co ltd
Current assignee: Weihai Hengrui Precision Machinery Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-12-16
Anticipated expiration: 2032-08-09

Abstract

The application relates to the technical field of injection molding machines, in particular to an injection molding machine with good adhesion prevention performance. This application includes rectangle frame, hose, nitrogen cylinder, retrieves bottle, servo motor, fan and threaded rod, rectangle frame lateral wall is inside wears to establish the hose, hose one end is connected the nitrogen cylinder, the hose other end is connected retrieve the bottle, rectangle frame one side lateral wall outside rigid coupling servo motor, the servo motor output is connected the threaded rod, this side wall is worn to establish by the threaded rod, the threaded rod other end with the rectangle frame upper wall rotates to be connected, the threaded rod is worn to establish the fan. This application can make nitrogen gas from inside the hose that flows into rectangle frame lateral wall inside of nitrogen cylinder inside, can cool down to rectangle frame inside, and servo motor restarts, servo motor drives the threaded rod and rotates, can make the fan be sharp reciprocating motion, can accelerate the inside cold air's of rectangle frame circulation, improves injection mold's adhesion nature of preventing.

Description

Anti-adhesion injection molding machine

Technical Field

The application relates to the technical field of injection molding machines, in particular to an injection molding machine with good adhesion prevention performance.

Background

An injection molding machine, also known as an injection molding machine or an injection machine, is a main molding device for making thermoplastic plastics or thermosetting plastics into plastic products of various shapes by using a plastic molding mold, and can be divided into a vertical type, a horizontal type and a full-electric type.

In the prior art, an injection molding machine comprises a machine body, an injection mold, a charging barrel, a hopper, a threaded rod, a power motor and an injection oil cylinder, wherein the hopper is arranged at the upper part of a machine frame, the charging barrel is connected to the lower part of the hopper, a heating ring is sleeved on the outer wall of the charging barrel, the threaded rod is arranged in the charging barrel and connected with the power motor, the injection oil cylinder is also connected with the threaded rod, the injection mold is also connected to the upper part of the machine frame, and one end, away from the threaded rod, of the injection mold is connected with an ejection device; firstly, adding a material into a charging barrel from a hopper, heating the outside of the charging barrel by a heating ring to melt the material, conveying the material forwards along a screw groove under the action of a screw rod and compacting the material, plasticizing, melting and homogenizing the material gradually under the double actions of external heating and screw rod shearing, pushing the melted material to the head of the screw rod under the actions of screw groove friction force and shearing force when the screw rod rotates, and retreating the screw rod under the reaction action of the material to form a material storage space at the head of the screw rod so as to finish the plasticizing process; and then, the screw injects the molten material in the material storage chamber into a cavity of the mold through a nozzle at high speed and high pressure under the action of the thrust of a piston of the injection oil cylinder, after the molten material in the cavity is shaped, the mold is opened under the action of a mold clamping mechanism, and the shaped product is ejected out of the mold and falls off through an ejection device.

In view of the above related technologies, the inventor thinks that the existing injection mold mostly has the situation that the formed workpiece adheres to the inner cavity wall of the mold during demolding, and thus the forced pushing out can cause the problems that the surface of the formed workpiece is not smooth and damaged, and the quality of the finished product is affected.

SUMMERY OF THE UTILITY MODEL

In order to improve the anti-adhesion property of an injection mold, the application provides an injection molding machine with good anti-adhesion property.

The application provides a good injection molding machine of antiseized adhesion adopts following technical scheme:

the utility model provides an antiseized injection molding machine that adhesion is good, includes rectangle frame, hose, nitrogen cylinder, retrieves bottle, servo motor, fan and threaded rod, rectangle frame lateral wall is inside wears to establish the hose, hose one end is connected the nitrogen cylinder, the hose other end is connected retrieve the bottle, rectangle frame one side lateral wall outside rigid coupling servo motor, the servo motor output is connected the threaded rod, this side lateral wall is worn to establish by the threaded rod, the threaded rod other end with the rectangle frame upper wall rotates to be connected, the threaded rod is worn to establish the fan.

Through adopting the above technical scheme, the hose is worn to establish inside the rectangle frame lateral wall, the nitrogen cylinder is connected to hose one end, the recovery bottle is connected to the other end, rectangle frame one side lateral wall sets firmly servo motor, the rectangle frame lateral wall is worn to establish by the servo motor output, output connecting threaded rod, the threaded rod is located inside the rectangle frame, the threaded rod other end rotates with the rectangle frame upper wall and is connected, the fan is worn to establish by the threaded rod, open the nitrogen cylinder, inside nitrogen gas can follow the inside rectangle frame lateral wall that flows in of nitrogen cylinder, cool down the inside injection mold of rectangle frame, start servo motor, can make the fan be sharp reciprocating motion inside the rectangle frame, can accelerate the circulation of the inside cold air of rectangle frame, can improve injection mold's adhesion resistance nature.

Optionally, the rectangle frame lateral wall lower extreme is equipped with the recess, the rectangle frame lateral wall is worn to establish a plurality ofly the hose, the hose stretches into inside the recess, the inside house steward that still is equipped with of recess, the house steward is equipped with a plurality of interfaces, the hose with the kneck of house steward is connected.

Through adopting above-mentioned technical scheme, rectangle frame lateral wall lower part is equipped with the recess, and the recess is inside to be equipped with house steward, and house steward can connect a plurality of hoses, both can increase the area that nitrogen gas circulated the rectangle frame, can also make a plurality of hose connections in one department, convenient and nitrogen gas bottle with retrieve being connected of bottle.

Optionally, the hose is connected to the junction of the main pipe through a hose clamp.

By adopting the technical scheme, the hose and the main pipe are connected through the hose clamp, so that the hose and the main pipe can be tightly connected.

Optionally, the lower part of the side wall of the rectangular frame is connected with a baffle plate, the baffle plate is connected with the lower part of the side wall of the rectangular frame through a locking piece, and the baffle plate corresponds to the groove.

Through adopting above-mentioned technical scheme, rectangle frame lateral wall lower part is equipped with the baffle, and the baffle passes through the hasp piece with rectangle frame lateral wall to the position of the corresponding recess of baffle, the convenience is changed hose and house steward.

Optionally, the side wall of the rectangular frame is provided with a long groove, and the rectangular frame is connected with the first drawing plate in a sliding manner.

Through adopting above-mentioned technical scheme, the rectangle frame lateral wall is equipped with rectangular groove, and the rectangle frame is inside to slide and connect the first board of taking out, during the design, will be first take out the board and slide into the rectangle frame inside, make first taking out the board and block the rectangular groove of rectangle frame lateral wall, make the rectangle frame inside sealed relatively, after the die sinking, open first taking out the board, make the inside air of rectangle frame and outside circulation of air, make the rectangle frame inside reach the room temperature, make things convenient for moulding plastics next time.

Optionally, the side wall of one side of the first pulling plate is also provided with the long groove.

Through adopting above-mentioned technical scheme, first take out board one side lateral wall and also be equipped with rectangular groove, the accessible makes the rectangular groove one-to-one that first take out the board setting and the rectangular groove one-to-one that the rectangle frame lateral wall set up or crisscross two states, the first sliding distance of taking out the board of reducible.

Optionally, the lower part of the rectangular frame is connected with the second drawing plate in a sliding manner.

Through adopting above-mentioned technical scheme, the rectangle frame lower part slides and connects the second and takes out the board, can make things convenient for the unloading of injection moulding product after the die sinking.

Optionally, the locating piece sets firmly perpendicularly on the inside upper wall of rectangular frame, locating piece one side lateral wall rotates and connects the threaded rod, rectangular frame one side inner wall rigid coupling guide bar, the guide bar other end rigid coupling in the locating piece, the guide bar is worn to establish the fan.

Through adopting above-mentioned technical scheme, the inside rigid coupling guide bar of rectangular frame can play the guide effect to the direction of motion of fan.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the hose is arranged inside the side wall of the rectangular frame in a penetrating mode, one end of the hose is connected with the nitrogen bottle, the other end of the hose is connected with the recovery bottle, a servo motor is fixedly connected to the outer wall of one side of the rectangular frame, the output end of the servo motor penetrates through the side wall, the output end of the servo motor is connected with the threaded rod, the threaded rod is connected with the upper wall of the rectangular frame in a rotating mode, the nitrogen bottle is opened, nitrogen can flow into the hose inside the side wall of the rectangular frame from the inside of the nitrogen bottle, the inside of the rectangular frame can be cooled, the servo motor is started again, the servo motor drives the threaded rod to rotate, the fan can make linear reciprocating motion, circulation of cold air inside the rectangular frame can be accelerated, and anti-adhesion performance of the injection mold is improved;

2. the plurality of hoses penetrate through the side wall of the rectangular frame, the grooves are further formed in the lower portion of the side wall of the rectangular frame, the hoses can extend into the grooves, the header pipe is arranged in the grooves and connected with the plurality of hoses, the hoses and the header pipe are connected through the hose clamp, the hoses and the header pipe can be tightly connected, the plurality of hoses are arranged, the cooling area of the rectangular frame can be increased, and the adhesion resistance is better improved;

3. the rectangle frame lateral wall is equipped with a plurality of rectangular grooves, the first board of taking out of the inside connection that slides of rectangle frame, the first board lateral wall of taking out also is equipped with a plurality of rectangular grooves, in the time of the design, take out the first board to the direction one section distance of sliding of keeping away from the rectangle frame, make the first rectangular groove of taking out the board setting and the crisscross setting in rectangular groove of rectangle frame lateral wall, make the inside relative airtight space that forms of rectangle frame, be favorable to the inside cooling of rectangle frame, after the die sinking, slide into the rectangle frame inside completely with first taking out the board, make the first rectangular groove of taking out the board setting and the rectangular groove one-to-one of rectangle frame lateral wall, make the inside temperature of rectangle frame become the room temperature, be favorable to moulding plastics next time.

Drawings

FIG. 1 is a schematic view showing the overall structure of an injection molding machine having excellent anti-sticking properties.

FIG. 2 is a schematic structural view of a cooling assembly of an injection molding machine with good adhesion resistance.

Fig. 3 is an enlarged view at a in fig. 2.

FIG. 4 is a schematic view of the internal structure of a rectangular frame of an injection molding machine with good anti-adhesion property.

Fig. 5 is an enlarged view at B in fig. 4.

FIG. 6 is a schematic view showing the connection between the hose and the manifold of the injection molding machine, which is excellent in adhesion resistance.

FIG. 7 is a schematic view showing the positional relationship between a rectangular frame and a baffle plate of an injection molding machine having good anti-adhesion properties.

FIG. 8 is a schematic view of the internal structure of a rectangular frame of an injection molding machine with good anti-adhesion property.

FIG. 9 is a schematic view showing the connection between a movable plate and a rectangular frame of an injection molding machine having good adhesion prevention.

FIG. 10 is a schematic view of a first drawing plate of an injection molding machine having good anti-sticking properties.

Description of reference numerals: 1. a body; 2. a cooling assembly; 21. a rectangular frame; 22. a movable plate; 23. a rubber pad; 24. a long groove; 25. a first drawing plate; 251. a handle; 26. a servo motor; 27. a threaded rod; 28. positioning blocks; 29. a guide bar; 210. a fan; 211. a second drawing plate; 212. a bump; 213. a hose; 214. a header pipe; 215. a hose clamp; 216. a slide rail; 217. a fixing ring; 218. a baffle plate; 219. a fastener; 220. an outer tube; 3. a nitrogen gas cylinder; 4. recovering the bottle; 5. and (4) a groove.

Detailed Description

The present application is described in further detail below with reference to all of the figures.

The embodiment of the application discloses an injection molding machine with good adhesion prevention performance. Referring to fig. 1, an injection molding machine with good adhesion resistance comprises a machine body 1 and a cooling assembly 2, wherein the cooling assembly 2 is sleeved on the outer wall of a mold inside the machine body 1.

Referring to fig. 2, a rectangular frame 21 is sleeved on the outer wall of one end, away from the movable mold, of the static mold, the rectangular frame 21 is fixedly connected with the static mold, a plurality of long grooves 24 are arranged on the side wall of one side of the rectangular frame 21 in an array manner along the horizontal direction, a plurality of long grooves 24 are also arranged on the side wall of the side wall opposite to the side wall of the side wall in the array manner along the horizontal direction, the long grooves 24 of two opposite side walls correspond to each other one by one, the internal structure of the rectangular frame is symmetrically arranged along the middle position of the two side walls provided with the long grooves 24, a first pulling plate 25 is connected inside the rectangular frame in a sliding manner, a first pulling plate 25 is connected on the upper wall of a protruding portion of the lower portion of the rectangular frame 21 in a sliding manner, the first pulling plate 25 is parallel to the side wall provided with the long grooves 24, the side wall of one side of the first pulling plate 25 is abutted to the inner wall of the rectangular frame 21, and a handle is fixedly connected to one side wall of the first pulling plate 25, away from the rectangular frame 21; the side wall of the lower protruding part of the rectangular frame 21 is connected with the second drawing plate 211 in a sliding manner, and the side wall of the second drawing plate 211 far away from the rectangular frame 21 is fixedly connected with a handle 251.

Referring to fig. 3, a protrusion 212 is fixedly disposed on a side wall of the second pulling plate 211 along a horizontal direction, and a protrusion on a side wall of a lower protruding portion of the rectangular frame 21 is slidably connected to the protrusion 212.

Referring to fig. 4, the inside horizontal direction array that is equipped with a plurality of nitrogen pipelines that lead to of lateral wall that rectangular frame 21 was equipped with rectangular groove 24, lead to the position of nitrogen pipeline setting between two rectangular grooves 24, rectangular frame 21 upper wall is inside also to be equipped with a plurality of nitrogen pipelines that lead to, it is perpendicular with one side lateral wall that rectangular frame 21 was equipped with rectangular groove 24 to lead to the nitrogen pipeline that the rectangle frame 21 upper wall set up, the inside nitrogen pipeline both ends that lead to of rectangular frame 21 upper wall and the inside nitrogen pipeline one-to-one that leads to that is equipped with of rectangular frame 21 lateral wall, the inside nitrogen pipeline that leads to of rectangular frame 21 both sides lateral wall encloses into a U-shaped pipeline with the nitrogen pipeline that leads to that the upper wall was equipped with, lead to inside hose 213 of wearing to establish of nitrogen pipeline.

Referring to fig. 5 and 6, a groove 5 is formed in the lower end of the side wall of the rectangular frame 21 provided with the strip groove 24, the upper wall inside the groove 5 is connected with a fixing ring 217 in a sliding manner, a slide rail 216 is formed in the upper wall inside the groove 5, the fixing ring 217 is connected inside the slide rail 216 in a sliding manner, a hose 213 arranged inside the side wall of the rectangular frame 21 extends into the groove 5, the lower end of the hose 213 is connected with a header pipe 214, a plurality of connectors are formed in the upper end of the header pipe 214, each connector is connected with the end of one hose 213, the hose 213 is inserted into the connector of the header pipe 214, the hose 213 is fixedly connected with the header pipe 214 through a hose hoop 215, and the lower end of the fixing ring 217 is sleeved on the outer wall of the end of the header pipe 214.

Referring to fig. 2 and 6, the side of the header pipe 214 is further provided with an interface, the interface is connected with an outer pipe 220, the outer pipe 220 is arranged by penetrating through the outer wall of the rectangular frame 21, the outer pipe 220 penetrates out of one end of the outer wall of the rectangular frame 21 and is connected with the nitrogen gas cylinder 3, one end of the outer pipe 220 connected with the header pipe 214 on the other side, which extends out of the rectangular frame 21, is connected with the recovery cylinder 4, nitrogen gas flows into the outer pipe 220 from the nitrogen gas cylinder 3, then flows into the header pipe 214 and the hoses 213, and then flows out of the outer pipe 220 on the other end, flows into the recovery cylinder 4 for recovery, and the process can cool the die inside the rectangular frame 21.

Referring to fig. 7, the rectangular frame 21 is provided with a side wall lower end of the elongated slot 24 connected with a baffle 218, the baffle 218 is connected with the side wall lower end through a locking piece 219, the upper end of the baffle 218 corresponds to the position of the groove 5, and the manifold 214 or the hose 213 can be replaced by opening the baffle 218.

Referring to fig. 2 and 8, a servo motor 26 is vertically and fixedly arranged on the outer wall of one side of a rectangular frame 21, the output end of the servo motor 26 penetrates through the side wall of the side, a threaded rod 27 is fixedly connected to the output end of the servo motor 26, the threaded rod 27 is arranged inside the rectangular frame 21, a positioning block 28 is vertically and fixedly connected to the inner wall of the upper portion of the rectangular frame 21, the other end of the threaded rod 27 is rotatably connected with the side wall of the positioning block 28 close to the side wall of the rectangular frame 21, the threaded rod 27 is parallel to the side wall of the rectangular frame 21 with a long groove 24, a guide rod 29 is vertically and fixedly connected to the side wall of the positioning block 28 close to the threaded rod 27, the other end of the guide rod 29 is vertically connected with the inner wall of the rectangular frame 21 with the servo motor 26, the guide rod 29 is parallel to the threaded rod 27, the fan 210 is penetrated through the guide rod 29, the fan 210 is started, the servo motor 26 can enable the fan 210 to do linear reciprocating motion along the guide rod 29, and can accelerate the circulation of cold air inside the rectangular frame 21.

Referring to fig. 9, one end of the rectangular frame 21 away from the servo motor 26 is configured as an opening structure, the movable plate 22 is sleeved on the outer wall of one end of the movable mold away from the stationary mold, the size of the movable plate 22 is the same as the size of the cross section of the rectangular frame 21, the rubber pad 23 is sleeved on the outer wall of the movable plate 22, the rubber pad 23 is fixedly connected with the movable plate 22, and when the mold is opened, the movable plate 22 can move together with the stationary mold in the direction away from the stationary mold.

Referring to fig. 2 and 10, a plurality of elongated grooves 24 are formed in a side wall of the first baffle plate 218 in a horizontal direction in an array manner, the elongated grooves 24 formed in the side wall of the first baffle plate 218 are the same in size as the elongated grooves 24 formed in the side wall of the rectangular frame 21, when the first baffle plate 218 completely extends into the rectangular frame 21, the elongated grooves 24 formed in the side wall of the first baffle plate 218 and the elongated grooves 24 formed in the side wall of the rectangular frame 21 are in one-to-one correspondence, and when injection molding is performed after mold closing, the elongated grooves 24 formed in the first drawing plate 25 and the elongated grooves 24 formed in the side wall of the rectangular frame 21 are located at staggered positions, and at this time, the movable plate 22 abuts against the three side walls of the hose 213 arranged in the rectangular frame 21, the rectangular frame 21 is in a sealed state, and nitrogen is filled into the hose 213, so that the inside of the rectangular frame 21 can be cooled, and the injection mold has good adhesion resistance; after the mold is opened, the nitrogen cylinder 3 is closed, the first drawing plate 25 completely extends into the rectangular frame 21, the strip grooves 24 formed in the first drawing plate 25 and the strip grooves 24 in the side wall of the rectangular frame 21 are in one-to-one correspondence, the second drawing plate 211 is drawn out, an injection molding product can fall to a discharge port at the lower end of the machine body 1, the rectangular frame 21 can be communicated with the outside air at the moment, the temperature inside the rectangular frame 21 can be the same as the outside temperature, and the next injection molding is facilitated.

The implementation principle of the injection molding machine with good adhesion resistance in the embodiment of the application is as follows: after the injection molding is finished, sliding the first pulling plate 25 in the direction away from the rectangular frame 21, enabling the long groove 24 arranged on the first pulling plate 25 to be staggered with the long groove 24 arranged on the side wall of the rectangular frame 21, opening the nitrogen cylinder 3, enabling nitrogen in the nitrogen cylinder 3 to enter the header pipe 214 from the outer pipe 220, then entering the hose 213 in the side wall of the rectangular frame 21, cooling the rectangular frame 21, starting the servo motor 26, enabling the fan 210 to do linear reciprocating motion in the rectangular frame 21, accelerating the flow of cold air in the rectangular frame 21, enabling liquid in the injection mold to be shaped, cooling the injection mold, and improving the anti-adhesion property of the injection mold; after the mould is opened, the nitrogen cylinder 3 is closed, the first drawing plate 25 completely extends into the rectangular frame 21, the strip grooves 24 formed in the side walls of the first drawing plate 25 and the strip grooves 24 formed in the side walls of the rectangular frame 21 correspond to each other one by one, air inside the rectangular frame 21 circulates with outside air, the temperature inside the rectangular frame 21 is recovered to room temperature, the second drawing plate 211 slides towards the direction far away from the rectangular frame 21, an injection molding product falls to the discharge hole at the lower end of the machine body 1, and discharging is completed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an antiseized good injection molding machine of adhesion, its characterized in that: including rectangle frame (21), hose (213), nitrogen gas bottle (3), recovery bottle (4), servo motor (26), fan (210) and threaded rod (27), rectangle frame (21) lateral wall is inside to be worn to establish hose (213), hose (213) one end is connected nitrogen gas bottle (3), hose (213) other end is connected recovery bottle (4), rectangle frame (21) one side lateral wall outside rigid coupling servo motor (26), servo motor (26) output is connected threaded rod (27), this side lateral wall is worn to establish in threaded rod (27), threaded rod (27) other end with rectangle frame (21) upper wall rotates to be connected, threaded rod (27) are worn to establish fan (210).

2. An injection molding machine with good adhesion prevention as claimed in claim 1, wherein: rectangle frame (21) lateral wall lower extreme is equipped with recess (5), rectangle frame (21) lateral wall is worn to establish a plurality ofly hose (213), hose (213) stretch into inside recess (5), inside house steward (214) that still is equipped with of recess (5), house steward (214) are equipped with a plurality of interfaces, hose (213) with the kneck of house steward (214) is connected.

3. The injection molding machine with good adhesion prevention according to claim 2, wherein: the interface of the hose (213) and the manifold (214) is connected through a hose hoop (215).

4. The injection molding machine with good adhesion prevention according to claim 2, wherein: the lower part of the side wall of the rectangular frame (21) is connected with a baffle (218), the baffle (218) is connected with the lower part of the side wall of the rectangular frame (21) through a locking piece (219), and the baffle (218) corresponds to the groove (5).

5. An injection molding machine having good anti-adhesion property as claimed in any one of claims 1 to 4, wherein: rectangular frame (21) lateral wall is equipped with rectangular groove (24), rectangular frame (21) inside connection first drawing board (25) that slides.

6. An injection molding machine with good adhesion prevention as claimed in claim 5, wherein: the side wall of one side of the first drawing plate (25) is also provided with the long groove (24).

7. An injection molding machine with good adhesion prevention as claimed in claim 5, wherein: the lower part of the rectangular frame (21) is connected with a second drawing plate (211) in a sliding manner.

8. The injection molding machine with good adhesion prevention according to claim 5, wherein: the inside upper wall of rectangle frame (21) sets firmly locating piece (28) perpendicularly, locating piece (28) one side lateral wall rotates to be connected threaded rod (27), rectangle frame (21) one side inner wall rigid coupling guide bar (29), guide bar (29) other end rigid coupling in locating piece (28), guide bar (29) are worn to establish fan (210).