CN113650235A

CN113650235A - Feeder of injection molding machine

Info

Publication number: CN113650235A
Application number: CN202110984456.6A
Authority: CN
Inventors: 任二群
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2021-11-16

Abstract

The invention belongs to the field of injection molding machines, and particularly relates to an injection molding machine feeder which aims at the problems that the existing injection molding machine feeder cannot adjust the feeding position and cannot feed different injection molding machines and the equipment is poor in universality. The feeder for the injection molding machine can adjust the feeding position, can feed different injection molding machines, has good equipment universality, and can mix materials while feeding.

Description

Feeder of injection molding machine

Technical Field

The invention relates to the technical field of injection molding machines, in particular to a feeder of an injection molding machine.

Background

An injection molding machine, also known as an injection molding machine or an injection machine, is a main molding device for manufacturing thermoplastic plastics or thermosetting plastics into plastic products with various shapes by utilizing a plastic molding die, and is divided into a vertical type, a horizontal type and an all-electric type, wherein the injection molding machine can heat the plastics and apply high pressure to the molten plastics to ensure that the molten plastics are ejected to fill a die cavity of the die, and the injection molding machine can continuously feed the plastics by using a feeder during processing, so that the processing continuity of the injection molding machine can be ensured.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a feeder for an injection molding machine.

In order to achieve the purpose, the invention adopts the following technical scheme:

a feeder of an injection molding machine comprises a feeding box, wherein the bottom of the inner side of the feeding box is communicated with a feeding pipe which is inclined upwards, a discharge hole is formed in the lower part of one end, away from the feeding box, of the feeding pipe, a sliding sleeve is sleeved on the outer side of the feeding pipe, a discharge pipe is connected to the sliding sleeve, close to the discharge hole, and a spiral rod is arranged on the inner side of the feeding pipe; one end of the spiral rod, which is far away from the feeding box, is connected with a first spiral feeding mechanism, one end of the first spiral feeding mechanism, which is far away from the feeding box, is provided with a second spiral feeding mechanism, and the second spiral feeding mechanism can be taken into the first spiral feeding mechanism.

Preferably, the first spiral feeding mechanism comprises a first rotating shaft and a first spiral plate arranged outside the first rotating shaft, a first open groove with an opening facing the second spiral feeding mechanism is arranged in the first rotating shaft, a first spiral groove is arranged in the first open groove, the rotating direction of the first spiral groove is consistent with that of the first spiral plate, a second spiral groove is arranged on the inner side of the first spiral plate, the first spiral groove is communicated with the second spiral groove, the second spiral feeding mechanism comprises a second rotating shaft, and a second spiral plate fixedly connected to a second rotating shaft, the second rotating shaft is inserted into the first slot and is connected with the first slot in a sliding manner, the opening of the second spiral groove faces to a second spiral plate, the second spiral plate is inserted into the second spiral groove, and the first spiral plate is connected with the second spiral groove in a sliding mode; the second rotating shaft is far away from one end of the first rotating shaft and is fixedly connected with a rotating bearing, one side of the rotating bearing is rotatably connected with a pressing rod, the side face of the pressing rod is connected with a linkage rod, the linkage rod is connected with the discharging pipe, and one end, close to the pressing rod, of the second spiral plate is located at the edge position of the discharging pipe.

By adopting the technical scheme, when the discharge pipe is actually used, the linkage rod moves along with the movement of the discharge pipe, so that the belt pressing rod moves, and the second spiral feeding mechanism moves relative to the first spiral feeding mechanism; namely, the second rotating shaft slides in the first open slot, and the second spiral plate can also be inserted into the first spiral groove and the second spiral groove in the first spiral plate, so that the extending length of the second spiral plate is changed, and the position of the threaded discharge of the second spiral plate is ensured to always correspond to the discharge pipe, thereby ensuring the rapid processing of the discharge pipe and being self-adaptive to the adjustment work of the discharge position of the discharge pipe; and when the second spiral plate is taken in the inner side of the first spiral plate, the materials attached to the surface of the second spiral plate can be scraped, and the second spiral plate is convenient to clean.

Preferably, still include two fixed plates, two control panels, lift adjustment structure, stirring compounding structure and unloading and adjust the structure, control panel slidable mounting is in one side of the fixed plate that corresponds, feed tank and two control panel fixed connection, two one side fixed mounting that the fixed plate is close to each other has same bottom plate, the lift adjustment structure sets up on the bottom plate, the lift adjustment structure is connected with two control panels, the pilot hole has been seted up to one side of feed tank, feed pipe fixed mounting is in the pilot hole, stirring compounding structure sets up in the feed tank.

By adopting the technical scheme, the height of the feeding box can be quickly adjusted through the lifting adjusting structure during actual use, so that the actual use requirement is met; can stir the processing to the material in the feed tank through stirring compounding structure to this both can conveniently carry my the material, can also avoid the material adhesion.

Preferably, the outer side of the feeding pipe is fixedly connected with an electric telescopic rod, and the electric telescopic rod is fixedly connected with the sliding sleeve.

Through adopting above-mentioned technical scheme, when the in-service use, can be convenient for adjust discharging pipe ejection of compact position to this satisfies the in-service use demand.

Preferably, the stirring and mixing structure comprises two mixing rods, two belt pulleys II, a double-shaft motor, a belt pulley I, a first bevel gear and a second bevel gear, the second bevel gear is fixedly installed at one end of the spiral rod, the double-shaft motor is fixedly installed at one side of the feeding box, the belt pulley I and the first bevel gear are respectively and fixedly connected to two output shafts of the double-shaft motor, and the second bevel gear is meshed with the first bevel gear.

Through adopting above-mentioned technical scheme, when in actual use, accessible biax motor drives the rotation of material mixing pole and hob simultaneously.

Preferably, two rotating holes are formed in the top of the feeding box, the mixing rod is rotatably mounted in the corresponding rotating holes, the second belt wheel is fixedly mounted at the top end of the corresponding mixing rod, and the two second belt wheels and the belt wheel are in transmission connection with the same belt.

Preferably, a sliding groove is formed in one side of the fixing plate, a fixing block is fixedly mounted on one side, close to the fixing plate, of the control plate, and the fixing block is slidably mounted in the sliding groove.

Compared with the prior art, the invention has the beneficial effects that:

(1) the feeder for the injection molding machine can adjust the feeding position and the feeding height, meets the feeding requirements of different injection molding machines, and is better in adaptability.

(2) According to the feeder for the injection molding machine, injection molding materials can be stirred and mixed in advance during feeding, the processing time and steps are shortened, and the working efficiency is improved;

(3) according to the invention, with the movement of the discharge pipe, the linkage rod moves so as to move the belt pressing rod and further move the second spiral feeding mechanism relative to the first spiral feeding mechanism; namely, the second rotating shaft slides in the first open slot, and the second spiral plate can also be inserted into the first spiral groove and the second spiral groove in the first spiral plate, so that the extending length of the second spiral plate is changed, and the position of the threaded discharge of the second spiral plate is ensured to always correspond to the discharge pipe, thereby ensuring the rapid processing of the discharge pipe and being self-adaptive to the adjustment work of the discharge position of the discharge pipe; and when the second spiral plate is taken in the inner side of the first spiral plate, the materials attached to the surface of the second spiral plate can be scraped, and the second spiral plate is convenient to clean.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be understood that the drawings in the following description are illustrative only, and that the structures, proportions, sizes, and other elements shown in the drawings are incorporated herein by reference in their entirety for all purposes in the present disclosure, which are not intended to limit the scope of the invention, which is to be construed as limiting the invention in any manner, and not necessarily for all purposes, except as technically essential.

FIG. 1 is a schematic perspective view of a feeder of an injection molding machine according to the present invention;

FIG. 2 is a schematic cross-sectional view of a supply box of an injection molding machine feeder according to the present invention;

FIG. 3 is a schematic structural view of part A of a feeder of an injection molding machine according to the present invention;

FIG. 4 is a schematic structural view of a first rotating shaft of a feeder of an injection molding machine according to the present invention;

FIG. 5 is a schematic cross-sectional view of the second shaft of the present invention when it is extended;

FIG. 6 is a schematic cross-sectional view of the first shaft being received in the second shaft according to the present invention.

In the figure: 1. a fixing plate; 2. a control panel; 3. a feed pipe; 4. a screw rod; 5. a moving block; 6. an electric telescopic rod; 7. a discharge pipe; 8. a first rotating shaft; 9. a second rotating shaft; 10. a first spiral plate; 11. a first bevel gear; 12. a first belt wheel; 13. a feeding tank; 14. a mixing rod; 15. a second belt wheel; 16. a second screw rod; 17. a chain wheel I; 18. a base plate; 19. a second chain wheel; 20. a stepping motor; 21. a second spiral plate; 22. a rotating bearing; 23. a pressure lever; 24. a linkage rod; 25. a first slot; 26. a first helical groove; 27. a second helical groove; 28. a discharge port; 29. a sliding sleeve; 30. an electric telescopic rod.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a feeder for an injection molding machine comprises a feed tank 13, wherein the bottom of the inner side of the feed tank 13 is communicated with a feed pipe which is inclined upwards, a discharge hole is formed in the lower part of one end, away from the feed tank 13, of the feed pipe, a sliding sleeve is sleeved on the outer side of the feed pipe, a discharge pipe 7 is connected to the sliding sleeve, which is close to the discharge hole, and a spiral rod 4 is arranged on the inner side of the feed pipe; one end of the screw rod 4, which is far away from the feeding box 13, is connected with a first spiral feeding mechanism, one end of the first spiral feeding mechanism, which is far away from the feeding box 13, is provided with a second spiral feeding mechanism, and the second spiral feeding mechanism can be taken into the first spiral feeding mechanism.

As an embodiment of the present invention, the first spiral feeding mechanism includes a first rotating shaft 8 and a first spiral plate 10 disposed outside the first rotating shaft 8, a first slot 25 having an opening facing the second spiral feeding mechanism is disposed in the first rotating shaft 8, a first spiral groove 26 is disposed in the first slot 25, a rotation direction of the first spiral groove 26 is the same as a rotation direction of the first spiral plate 10, a second spiral groove 27 is disposed inside the first spiral plate 10, the first spiral groove 26 is communicated with the second spiral groove 27, the second spiral feeding mechanism includes a second rotating shaft 9 and a second spiral plate 21 fixedly connected to the second rotating shaft 9, the second rotating shaft 9 is inserted into the first slot 25 and slidably connected to the first slot 25, the second spiral groove 27 is open facing the second spiral plate 21, the second spiral plate 21 is inserted into the second spiral groove 27, the first spiral plate 10 is in sliding connection with the second spiral groove 27; second pivot 9 is kept away from 8 one end fixedly connected with rolling bearing 22 of first pivot, rolling bearing 22 one side is rotated and is connected with depression bar 23, the side of depression bar 23 is connected with gangbar 24, gangbar 24 with discharging pipe 7 is connected, the one end that second spiral plate 21 is close to depression bar 23 is located the border position of discharging pipe 27.

In practical use, the linkage rod 24 moves along with the movement of the discharge pipe 7, so that the pair of driving pressure rods 23 moves, and the second spiral feeding mechanism moves relative to the first spiral feeding mechanism; that is, the second rotating shaft 9 slides in the first open slot 25, and the second spiral plate 21 is also inserted into the first spiral groove 26 and the second spiral groove 27 in the first spiral plate 10, so as to change the extending length of the second spiral plate 21, and ensure that the position of the screw thread discharging of the second spiral plate 21 always corresponds to the discharging pipe 7, thereby ensuring that the discharging pipe 7 is rapidly processed and is adaptive to the adjustment work of the discharging position of the discharging pipe 7.

As an embodiment of the invention, the invention further comprises two fixed plates 1, two control plates 2, a lifting adjusting structure, a stirring and mixing structure and a blanking adjusting structure, wherein the control plates 2 are slidably mounted on one side of the corresponding fixed plate 1, the feeding box 13 is fixedly connected with the two control plates 2, one side of the two fixed plates 1, which is close to each other, is fixedly mounted with a same bottom plate 18, the lifting adjusting structure is arranged on the bottom plate 18, the lifting adjusting structure is connected with the two control plates 2, one side of the feeding box 13 is provided with an assembling hole, the feeding pipe 3 is fixedly mounted in the assembling hole, and the stirring and mixing structure is arranged in the feeding box 13.

As an embodiment of the present invention, the present invention further includes that an electric telescopic rod 306 is fixedly connected to an outer side of the feeding pipe 3, and the electric telescopic rod 306 is fixedly connected to the sliding sleeve 29.

As an embodiment of the present invention, the present invention further includes that the stirring and mixing structure includes two mixing rods 14, two belt wheels 15, a dual-shaft motor, a belt wheel 12, a first bevel gear 11, and a second bevel gear, the second bevel gear is fixedly installed at one end of the screw rod 4, the dual-shaft motor is fixedly installed at one side of the feeding box 13, the belt wheel 12 and the first bevel gear 11 are respectively fixedly connected to two output shafts of the dual-shaft motor, and the second bevel gear is engaged with the first bevel gear 11.

As an embodiment of the present invention, the present invention further includes that two rotating holes are formed at the top of the feeding box 13, the mixing rod 14 is rotatably installed in the corresponding rotating hole, the second belt wheel 15 is fixedly installed at the top end of the corresponding mixing rod 14, and the two second belt wheels 15 and the first belt wheel 12 are in transmission connection with the same belt.

As an embodiment of the invention, the invention further comprises that a sliding groove is formed in one side of the fixed plate 1, a fixed block is fixedly arranged on one side of the control plate 2 close to the fixed plate 1, and the fixed block is slidably arranged in the sliding groove.

When the feeding device is used, the height of the feeding box 13 is adjusted through the lifting adjusting structure, the position of the discharging pipe 7 is adjusted through the electric telescopic rod 306, the linkage rod 24 moves along with the movement of the discharging pipe 7, the linkage rod drives the pressing rod 23 to move, and the second spiral feeding mechanism moves relative to the first spiral feeding mechanism; namely, the second rotating shaft 9 slides in the first open slot 25, and the second spiral plate 21 is also inserted into the first spiral groove 26 and the second spiral groove 27 in the first spiral plate 10, so as to change the extending length of the second spiral plate 21 and ensure that the position of the threaded discharge of the second spiral plate 21 always corresponds to the discharge pipe 7, thereby ensuring that the discharge pipe 7 is rapidly processed and is self-adaptive to the adjustment work of the discharge position of the discharge pipe 7; when the second spiral plate 21 is retracted into the inner side of the first spiral plate 10, materials attached to the surface of the second spiral plate 21 can be scraped, and the second spiral plate 21 can be cleaned conveniently; the mixing rod 14 and the screw rod 4 are simultaneously driven to rotate by a two-shaft motor.

Compared with the prior art, the invention has the technical progress that: the feeder for the injection molding machine can adjust the feeding position, can feed different injection molding machines, has good equipment universality, and can mix materials while feeding.

Claims

1. The feeder for the injection molding machine is characterized by comprising a feeding box (13), wherein the bottom of the inner side of the feeding box (13) is communicated with a feeding pipe (3) inclining upwards, a discharging hole (28) is formed in the lower part of one end, far away from the feeding box (13), of the feeding pipe (3), a sliding sleeve (29) is sleeved on the outer side of the feeding pipe (3), the sliding sleeve (29) is close to the discharging hole (28) and is connected with a discharging pipe (7), and a spiral rod (4) is arranged on the inner side of the feeding pipe; one end, far away from the feeding box (13), of the spiral rod (4) is connected with a first spiral feeding mechanism, one end, far away from the feeding box (13), of the first spiral feeding mechanism is provided with a second spiral feeding mechanism, and the second spiral feeding mechanism can be collected into the first spiral feeding mechanism.

2. The feeder of claim 1, wherein the first spiral feeding mechanism comprises a first rotating shaft (8) and a first spiral plate (10) arranged on the outer side of the first rotating shaft (8), a first open groove (25) with an opening facing the second spiral feeding mechanism is formed in the first rotating shaft (8), a first spiral groove (26) is formed in the first open groove (25), the rotating direction of the first spiral groove (26) is consistent with the rotating direction of the first spiral plate (10), a second spiral groove (27) is formed on the inner side of the first spiral plate (10), the first spiral groove (26) is communicated with the second spiral groove (27), the second spiral feeding mechanism comprises a second rotating shaft (9) and a second spiral plate (21) fixedly connected to the second rotating shaft (9), and the second rotating shaft (9) is inserted into the first open groove (25) and is connected with the first open groove (25) in a sliding manner, the second spiral groove (27) is opened towards a second spiral plate (21), the second spiral plate (21) is inserted into the second spiral groove (27), and the first spiral plate (10) is connected with the second spiral groove (27) in a sliding mode; keep away from first pivot (8) one end fixedly connected with rolling bearing (22) in second pivot (9), rolling bearing (22) one side is rotated and is connected with depression bar (23), the side of depression bar (23) is connected with gangbar (24), gangbar (24) with discharging pipe (7) are connected, second spiral plate (21) are close to the marginal position that the one end of depression bar (23) is located discharging pipe (27).

3. The feeder of the injection molding machine as claimed in claim 2, further comprising two fixing plates (1), two control plates (2), a lifting adjusting structure, a stirring and mixing structure and a discharging adjusting structure, wherein the control plates (2) are slidably mounted on one side of the corresponding fixing plates (1), the feeding box (13) is fixedly connected with the two control plates (2), one side of the two fixing plates (1) close to each other is fixedly provided with a same bottom plate (18), the lifting adjusting structure is arranged on the bottom plate (18), the lifting adjusting structure is connected with the two control plates (2), one side of the feeding box (13) is provided with an assembly hole, the feeding pipe (3) is fixedly mounted in the assembly hole, and the stirring and mixing structure is arranged in the feeding box (13).

4. The feeder of claim 2, wherein an electric telescopic rod (30) is fixedly connected to the outer side of the feeding pipe (3), and the electric telescopic rod (30) is fixedly connected with the sliding sleeve (29).

5. The feeder of the injection molding machine as claimed in claim 2, wherein the stirring and mixing structure comprises two mixing rods (14), two pulleys (15), a double-shaft motor, a pulley (12), a first bevel gear (11) and a second bevel gear, the second bevel gear is fixedly installed at one end of the spiral rod (4), the double-shaft motor is fixedly installed at one side of the feeding box (13), the pulley (12) and the first bevel gear (11) are respectively and fixedly connected to two output shafts of the double-shaft motor, and the second bevel gear is meshed with the first bevel gear (11).

6. The feeder of the injection molding machine as claimed in claim 5, wherein the top of the feed tank (13) is provided with two rotating holes, the mixing rod (14) is rotatably installed in the corresponding rotating hole, the second belt wheel (15) is fixedly installed at the top end of the corresponding mixing rod (14), and the two second belt wheels (15) and the first belt wheel (12) are in transmission connection with the same belt.

7. The feeder of claim 3, wherein a sliding groove is formed in one side of the fixing plate (1), a fixing block is fixedly mounted on one side of the control plate (2) close to the fixing plate (1), and the fixing block is slidably mounted in the sliding groove.