CN214026880U

CN214026880U - Injection molding machine capable of improving stirring efficiency

Info

Publication number: CN214026880U
Application number: CN202022649065.2U
Authority: CN
Inventors: 吴三韦
Original assignee: Courage Mould Plastic Suzhou Co ltd
Current assignee: Courage Mould Plastic Suzhou Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-08-24
Anticipated expiration: 2030-11-17

Abstract

The application relates to an efficiency of stirring is improved injection molding machine, it includes frame and feed hopper, feed hopper with the frame is connected, feed hopper bottom and feed cylinder intercommunication, its characterized in that: the stirring device comprises a stirring motor, a stirring shaft and stirring blades, wherein the stirring motor is fixedly connected with the rack and is vertically arranged; the stirring blade is positioned in the inner cavity of the feeding hopper. The problem of injection molding machine material stirring efficiency is not high to cause the stirring uneven is solved in this application.

Description

Injection molding machine capable of improving stirring efficiency

Technical Field

The application relates to the field of injection molding equipment, in particular to an injection molding machine capable of improving stirring efficiency.

Background

The injection molding machine is a molding device which can make liquid materials, thermoplastic plastics or thermosetting materials into plastic products with various shapes through a plastic molding die. In the molding process, liquid materials, thermoplastic plastics or thermosetting materials and other materials with different components are mixed, then the mixture enters a charging barrel of an injection molding machine through a charging opening of a charging hopper, the melting, mixing or other processing procedures before injection are carried out in the charging barrel, and the injection molding machine applies high pressure to the materials so as to ensure that the materials are injected to fill a mold cavity to complete the injection molding process.

The patent with application number CN207105448U discloses an injection molding machine for improving stirring efficiency, including base, frame and loading attachment set up in the base upper end, loading attachment sets up at the frame left end, frame and base fixed connection, loading attachment includes storage silo, hybrid cylinder and auto sucking machine, storage silo, auto sucking machine are fixed to be set up in the base upper end, the hybrid cylinder sets up in the frame left side, be provided with spiral stirring vane in the hybrid cylinder, the auto sucking machine upper end is provided with the breathing pipe, the fixed material pipe of inhaling that is provided with in hybrid cylinder left side, the frame lower extreme is provided with the hydraulic stem, the fixed pole of moulding plastics that is provided with of hydraulic stem lower extreme, the pole lower extreme of moulding plastics is provided with the feed cylinder, the fixed material pipe that spouts that is provided with of feed cylinder lower extreme.

Aiming at the related technologies, the inventor thinks that the injection molding machine in the related technologies only uses the mixing drum to stir the materials, which easily causes long time for uniformly stirring the materials and reduces the production efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the not high uneven problem of stirring that causes of injection molding machine material stirring efficiency, this application provides an injection molding machine that improves stirring efficiency.

The application provides an improve injection molding machine of stirring efficiency adopts following technical scheme:

the utility model provides an improve injection molding machine of stirring efficiency, includes frame and feed hopper, feed hopper with the frame is connected, feed hopper bottom and feed cylinder intercommunication, its characterized in that: the stirring device comprises a stirring motor, a stirring shaft and stirring blades, wherein the stirring motor is fixedly connected with the rack and is vertically arranged; the stirring blade is positioned in the inner cavity of the feeding hopper.

Through adopting above-mentioned technical scheme, the frame fixedly connected with of injection molding machine is used for the stirring to be located the material of feed hopper for the material is more even through stirring the mixture before getting into the feed cylinder, makes each partial composition of plastics more even after the heating melting of feed cylinder department, and the fashioned plastics have better product fine rate after the mouth injection mold die cavity of moulding plastics.

Optionally, the frame is equipped with the mounting bracket, be equipped with the mounting panel that supplies agitator motor installation on the mounting bracket, the mounting panel is equipped with the vertical mounting hole that passes of output shaft that supplies agitator motor, agitator motor with the mounting panel passes through fixing bolt and connects.

Through adopting above-mentioned technical scheme for drive (mixing) shaft pivoted agitator motor installs on the mounting panel of mounting bracket, and connects fixedly through fixing bolt, and the agitator motor's of being convenient for dismouting of above-mentioned connected mode, and have better joint strength.

Optionally, the mounting plate is further fixedly connected with at least two supporting blocks, and the supporting blocks are abutted to the side faces of the stirring motor.

Through adopting above-mentioned technical scheme, still be equipped with the supporting shoe that is used for consolidating agitator motor on the mounting panel, through the supporting shoe butt in the side of motor, and supporting shoe fixed connection in the backup pad to thereby reduced agitator motor and rotated the in-process and led to the fact fixing bolt not hard up the probability that takes place the side direction and empty because of quivering.

Optionally, the feeding hopper comprises a feeding hopper, a connecting pipe connected with the charging barrel, and the diameter of the feeding hopper is gradually reduced from the upper end to the lower end.

Through adopting above-mentioned technical scheme, feed hopper from the upper end to the lower extreme diameter of feed hopper reduces gradually to make things convenient for the material to import from the feed inlet.

Optionally, the stirring blade is set as a first blade and a second blade, the length of the first blade is greater than that of the second blade and is arranged above the second blade along the stirring shaft, and the first blade and the second blade are both in clearance with the inner wall of the feeding hopper.

Through adopting above-mentioned technical scheme, stirring vane divide into first blade and second blade, and first blade arranges in the top of second blade to increased stirring vane in the feeder hopper the region of stirring, improved stirring efficiency, makeed the material more even through the stirring of first blade and second blade.

Optionally, the stirring device further comprises a cover plate capable of covering an opening at the upper end of the feeding funnel, and the cover plate is connected with the feeding funnel through a locking structure; the cover plate is provided with a through hole for the stirring shaft to pass through.

Through adopting above-mentioned technical scheme, agitating unit still closes feed hopper upper end open-ended apron including can covering, through being equipped with the apron, will lap the upper end opening that fits feed hopper when agitator motor stirs to the material that the reduction is located feed hopper gets rid of in feed hopper's probability through agitator motor stirring, reduces the waste and the clean cost of material.

Optionally, the locking structure comprises a connecting plate arranged on the cover plate, a connecting block arranged on the outer wall of the feeding hopper, and a connecting bolt for connecting the connecting plate and the connecting block.

Through adopting above-mentioned technical scheme, fixed apron and feed hopper's locking structure establishes to bolted connection, and this kind of connected mode has the characteristics that the dismouting is simple, firm in connection.

Optionally, the apron is located the guide post that the top surface was equipped with vertical arrangement, the mounting panel is equipped with the confession the guiding hole that the guide post passed, the guide post is located the top and is connected with the limiting plate, the limiting plate with be connected with the connection pressure spring between the mounting panel, it locates to connect the pressure spring cover the guide post just makes the apron has the trend of rebound.

Through adopting above-mentioned technical scheme, the apron is equipped with the guide post and the guide post is equipped with the limiting plate, through being equipped with between limiting plate and mounting panel and connect the pressure spring for the apron has vertical upward movement's trend all the time, and when needs take out the apron from feed hopper, through pulling down the connecting bolt who connects apron and feed hopper, thereby the apron can break away from feed hopper by automatic upward movement under the drive of connecting the pressure spring.

Optionally, the outer wall of the cover plate is provided with a holding handle.

Through adopting above-mentioned technical scheme, the outer wall of apron is equipped with the handle of gripping and makes things convenient for the operator to grip the removal that the handle promoted the apron with the hand, when needs close the apron lid or push away on feed hopper, can grip the handle convenient operation through holding with the hand.

Optionally, the cover plate is located on the top surface and is further provided with a filling hole, and the cover plate is further connected with a sealing cover capable of covering an orifice of the filling hole.

Through adopting above-mentioned technical scheme, the apron is located the top surface and still is equipped with the material filling hole, and is equipped with the closing cap that can close the material filling hole lid, when needs input the material to the inner chamber of the feed hopper that is stirring the mixture, can not push away the apron of being connected with feed hopper, inputs the material from the material filling hole of apron, this kind of mode easy operation, and reduces the probability that the material was thrown away in feed hopper of material filling in-process.

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

1. the utility model provides an efficiency of stir is improved frame fixedly connected with of injection molding machine is used for the stirring to be located the material of feed hopper for the material is more even through the stirring mixture before getting into the feed cylinder, thereby improves the product fine rate after moulding plastics.

2. The utility model provides an improve injection molding machine of stirring efficiency is equipped with the apron, will lap the upper end opening that fits feed hopper when agitator motor stirs to the material that reduces to be located feed hopper gets rid of out feed hopper's probability through agitator motor stirring, reduces the waste and the clean cost of material.

3. The utility model provides an improve injection molding machine of stirring efficiency is equipped with the hole of filling on the apron, when needs input the material to the inner chamber of the feed hopper that is stirring the mixture, can not push away the apron of being connected with feed hopper, inputs the material from the hole of filling of apron.

Drawings

Fig. 1 is a schematic structural diagram of an injection molding machine for improving stirring efficiency in an embodiment of the present application.

Fig. 2 is a schematic view of the structure of the stirring device and the hopper.

Fig. 3 is a structural sectional view of the stirring device and the hopper.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Description of reference numerals: 1. a frame; 11. a support pillar; 12. a mounting frame; 121. mounting a plate; 1211. mounting holes; 1212. a support block; 1213. a guide hole; 122. fixing a column; 2. a feed hopper; 21. a feed hopper; 211. a supporting convex ring; 212. connecting blocks; 22. a connecting pipe; 3. a charging barrel; 4. a stirring device; 41. a stirring motor; 411. a coupling; 412. an output shaft; 413. fixing the bolt; 42. a stirring shaft; 43. a stirring blade; 431. a first blade; 432. a second blade; 44. a cover plate; 441. a through hole; 442. a connecting plate; 443. a connecting bolt; 444. a guide post; 445. a limiting plate; 4451. mounting grooves; 446. connecting a pressure spring; 447. a grip handle; 448. a charging hole; 449. sealing the cover; 4491. the handle is clamped.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an injection molding machine capable of improving stirring efficiency. Referring to fig. 1 and 2, an injection molding machine for improving stirring efficiency includes a frame 1, a feed hopper 2, a feed cylinder 3, and a stirring device 4, wherein the feed hopper 2 and the feed cylinder 3 are mounted on the frame 1. The feed hopper 2 includes a feed hopper 21 having a circular truncated cone-shaped upper end and a connecting pipe 22 located at a lower end, the diameter of the feed hopper 21 from the upper end to the lower end is gradually reduced to the diameter of the connecting pipe 22, and the connecting pipe 22 is connected and communicated with the feed cylinder 3. The outer wall of the feed hopper 21 is provided with a supporting convex ring 211 coaxial with the feed hopper, and the frame 1 is provided with a supporting column 11 for supporting the supporting convex ring 211. Agitating unit 4 is used for the stirring to be located the material of feeder hopper 21, and frame 1 is equipped with the mounting bracket 12 that supplies agitating unit 4 to install, and mounting bracket 12 is including arranging mounting panel 121 and the four fixed columns 122 that are used for supporting mounting panel 121 in feed hopper 2 top, and mounting panel 121 is rectangular shaped plate, and four fixed columns 122 are installed respectively in four right angles departments of mounting panel 121 bottom surface.

Referring to fig. 3, the stirring device 4 includes a stirring motor 41, a stirring shaft 42 connected to the stirring motor 41, a stirring blade 43 connected to an outer wall of the stirring shaft 42, and a cover plate 44 capable of covering an upper end opening of the feeding hopper 21, wherein the stirring blade 43 is disposed in an inner cavity of the feeding hopper 21.

Referring to fig. 2 and 3, the agitator motor 41 is vertically arranged and mounted on the mounting plate 121 by a fixing bolt 413, the mounting plate 121 is provided with a mounting hole 1211 through which the output shaft 412 of the agitator motor 41 passes, and the diameter of the mounting hole 1211 is larger than that of the output shaft 412. Two supporting blocks 1212 are fixedly connected to the mounting plate 121 through bolts, the two supporting blocks 1212 are symmetrically arranged about a center line of the stirring motor 41, and two opposite side surfaces of the two supporting blocks 1212 abut against two opposite side surfaces of the stirring motor 41 respectively. The supporting block 1212 reduces the probability of the stirring motor 41 toppling sideways.

Referring to fig. 3, the agitating shaft 42 is connected below the output shaft 412 of the agitating motor 41 through the coupling 411, the agitating blade 43 includes a first blade 431 and a second blade 432, the first blade 431 has a length greater than that of the second blade 432, and the first blade 431 is disposed above the second blade 432 along the agitating shaft 42. The ends of the first blade 431 and the second blade 432 far away from the stirring shaft 42 have a clearance with the inner wall of the feed hopper 21. Above-mentioned stirring vane 43's setting has increased the area that the material received the stirring in the feeder hopper 21, has improved stirring efficiency.

Referring to fig. 3 and 4, the cover plate 44 is a circular plate, and a through hole 441 for the agitating shaft 42 to pass through is formed at a central position, and a diameter of the through hole 441 is larger than that of the agitating shaft 42. The cover plate 44 is connected to the feed hopper 21 by a locking structure including a connection plate 442 provided on an outer wall of the cover plate 44, a connection block 212 provided to the feed hopper 21 corresponding to the connection plate 442, a connection bolt 443 connecting the connection plate 442 and the connection block 212, and the connection plate 442 and the connection block 212 abut against each other. The connection plates 442 are rectangular plates, are provided in number of two, and are arranged symmetrically with respect to the axis of the cap plate 44. The connection blocks 212 are provided in two numbers and are provided corresponding to the connection plates 442.

Referring to fig. 3, the cover plate 44 is further provided with two guide posts 444 on the top surface along the axis symmetrically, and the guide posts 444 are arranged vertically. The mounting plate 121 is provided with guide holes 1213 through which the guide posts 444 pass. The guide column 444 is located the top threaded connection and has a limiting plate 445, and the limiting plate 445 is the cylindricality, and is equipped with the mounting groove 4451 that supplies the guide column 444 to insert, and the outer wall of guide column 444 is equipped with the external screw thread, and the limiting plate 445 is equipped with the internal thread that supplies the external screw thread threaded connection of guide column 444 at the inner wall of mounting groove 4451. The guide column 444 is further sleeved with a connecting compression spring 446, and two ends of the connecting compression spring 446 abut against the bottom surface of the limiting plate 445 and the top surface of the mounting plate 121 respectively. When the cover plate 44 is covered on the feeding hopper 21, the cover plate 44 always has a tendency of upward displacement by the elastic force of the connection compression spring 446.

The cover plate 44 is further provided with a holding handle 447 on the outer wall, and when the cover plate 44 needs to be vertically displaced, an operator can push the cover plate by holding the holding handle 447 by hand.

Referring to fig. 2, the cover plate 44 is further provided with a circular filling hole 448 at the top surface, so that when material needs to be fed into the inner cavity of the feed hopper 2, the material can be fed from the filling hole 448 without pushing the cover plate 44 open. The cover plate 44 is further provided with a cover 449 positioned at the charging hole 448 to cover the opening of the charging hole 448, and the cover 449 has a cylindrical shape. The cover 449 is externally threaded and the inner wall of the cover plate 44 at the filling hole 448 is internally threaded for threaded engagement with the external threads of the cover 449. The cover 449 is also provided at its top surface with a gripping handle 4491 for easy manual gripping, and an operator can rotate the cover 449 by gripping the gripping handle 4491 with his hand to screw the cover 449 into and out of the fill aperture 448.

The implementation principle of the injection molding machine for improving the stirring efficiency is as follows: an operator holds the holding handle 447 by hand to cover the cover plate 44 on the upper end of the feed hopper 21, and fixedly connects the cover plate 44 and the feed hopper 21 through the connecting bolt 443; the stirring motor 41 is started, the cover 449 on the cover plate 44 is opened, the material is fed from the charging hole 448 and stirred by the stirring blade 43 to achieve more uniformity, and the uniformly stirred material enters the charging barrel 3 through the connecting pipe 22.

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 improve injection molding machine of stirring efficiency, includes frame (1) and feed hopper (2), feed hopper (2) with frame (1) is connected, feed hopper (2) bottom and feed cylinder (3) intercommunication, its characterized in that: the stirring device (4) comprises a stirring motor (41) which is fixedly connected with the rack (1) and is vertically arranged, a stirring shaft (42) connected with the stirring motor (41) and stirring blades (43) connected to the stirring shaft (42); the stirring blade (43) is positioned in the inner cavity of the feeding hopper (2);

frame (1) is equipped with mounting bracket (12), be equipped with mounting panel (121) that supply agitator motor (41) to install on mounting bracket (12), mounting panel (121) are equipped with the mounting hole (1211) that supply the output shaft (412) of agitator motor (41) vertical pass, agitator motor (41) with mounting panel (121) are connected through fixing bolt (413).

2. The injection molding machine for improving the stirring efficiency as claimed in claim 1, wherein: the mounting plate (121) is further fixedly connected with at least two supporting blocks (1212), and the supporting blocks (1212) are abutted to the side face of the stirring motor (41).

3. The injection molding machine for improving the stirring efficiency as claimed in claim 2, wherein: the feeding hopper (2) comprises a feeding hopper (21) and a connecting pipe (22) connected with the charging barrel (3), and the diameter of the feeding hopper (21) is gradually reduced from the upper end to the lower end.

4. An injection molding machine with improved stirring efficiency as claimed in claim 3, wherein: the stirring blade (43) is provided with a first blade (431) and a second blade (432), the length of the first blade (431) is larger than that of the second blade (432) and the first blade (431) and the second blade (432) are arranged above the second blade (432) along a stirring shaft (42), and gaps exist between the first blade (431) and the second blade (432) and the inner wall of the feeding hopper (21).

5. An injection molding machine with improved stirring efficiency as claimed in claim 3, wherein: the stirring device (4) further comprises a cover plate (44) capable of covering an upper end opening of the feeding funnel (2), and the cover plate (44) is connected with the feeding funnel (2) through a locking structure; the cover plate (44) is provided with a through hole (441) for the stirring shaft (42) to pass through.

6. The injection molding machine for improving the stirring efficiency as claimed in claim 5, wherein: the locking structure comprises a connecting plate (442) arranged on the cover plate (44), a connecting block (212) arranged on the outer wall of the feed hopper (21), and a connecting bolt (443) connecting the connecting plate (442) and the connecting block (212).

7. The injection molding machine for improving the stirring efficiency as claimed in claim 6, wherein: the utility model discloses a pressure sensor, including apron (44), mounting panel (121), guide post (444) that the top surface was equipped with vertical arrangement, mounting panel (121) are equipped with the confession guide hole (1213) that guide post (444) passed, guide post (444) are located the top and are connected with limiting plate (445), limiting plate (445) with be connected with between mounting panel (121) and be connected pressure spring (446), it locates to connect pressure spring (446) cover guide post (444) and make apron (44) have the trend of rebound.

8. The injection molding machine for improving the stirring efficiency as claimed in claim 7, wherein: the outer wall of the cover plate (44) is provided with a holding handle (447).

9. The injection molding machine for improving the stirring efficiency as claimed in claim 8, wherein: the cover plate (44) is positioned on the top surface and is also provided with a filling hole (448), and the cover plate (44) is also connected with a sealing cover (449) which can cover the hole of the filling hole (448).