CN211941638U

CN211941638U - Improved generation injection molding machine waste material breaker

Info

Publication number: CN211941638U
Application number: CN201922366212.2U
Authority: CN
Inventors: 常杰; 张仕超; 李凯; 马然
Original assignee: Hebei Tieke Yichen New Material Technology Co ltd
Current assignee: Hebei Tieke Yichen New Material Technology Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-11-17
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses an improved waste material crushing device for an injection molding machine, which belongs to the technical field of waste material recovery of injection molding machines and comprises a box body, a conveyor belt, a chopping roller, a chopping knife and a crushing roller, wherein the left side wall of the box body is provided with a feed inlet, and the conveyor belt is arranged in the feed inlet; a first guide plate is arranged inside the box body, a plurality of shredding rollers are arranged above the first guide plate, two groups of shredding knives which are arranged at intervals left and right are arranged below the right end of the first guide plate, and two shredding rollers which are arranged at intervals left and right are arranged below the shredding knives; and a filter screen is arranged below the crushing roller. The utility model discloses set up the shredding roller and carried out the slitting to the leftover bits and pieces and handle, set up the leftover bits and pieces and carry out the dissection processing, set up the crushing roller and pulverize the processing to the leftover bits for the broken process of leftover bits divide into three steps, forms pipelined's process, makes the breakage more abundant, and broken speed is faster.

Description

Improved generation injection molding machine waste material breaker

Technical Field

The utility model belongs to the technical field of the recovery of injection molding machine waste material, specifically an improved generation injection molding machine waste material breaker.

Background

The injection molding machine can produce more discarded leftover bits in the production use, and the time quantum that the waste material produced generally concentrates on in a period of time after the injection molding machine starts, in the injection molding machine working process, because the manufacturing process of mould, can the leftover bits appear in the in-process of moulding plastics unavoidably. If the waste leftover materials are directly discarded, large waste is caused, so the waste leftover materials are generally made into particles through a crusher, waste is utilized, and loss is reduced.

The existing crusher is usually provided with only one set of cutters, and the leftover materials are subjected to one-time crushing treatment, so that the load of the cutters is large, the time required for crushing is long, the quality of crushed particles is general, and part of the leftover materials are not crushed. In addition, the feeding mode of current breaker is usually that direct big batch is stuffed into, leads to the cutter once only to bear great load, fragile to current breaker's discharge gate only sets up one, can not classify the discharge to plastic granules according to broken degree.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improved generation injection molding machine waste material breaker to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an improved waste crushing device for an injection molding machine comprises a box body, a conveying belt, a chopping roller, a chopping knife, a crushing roller, a first discharge port and a second discharge port, wherein a feed port is formed in the left side wall of the box body, and the conveying belt is arranged in the feed port; a first guide plate is arranged in the box body, the front end and the rear end of the first guide plate are fixed on the front side wall and the rear side wall of the box body, and the left end of the first guide plate corresponds to the right end of the conveyor belt; a plurality of shredding rollers are arranged above the first guide plate, two groups of shredding knives arranged at intervals left and right are arranged below the right end of the first guide plate, and two shredding rollers arranged at intervals left and right are arranged below the shredding knives; the lower part of the grinding roller is provided with a filter screen, the front end and the rear end of the filter screen are fixed on the front side wall and the rear side wall of the box body, a first discharge port is formed in the left side wall of the box body, the position of the first discharge port corresponds to the left end position of the filter screen, a second guide plate is arranged below the filter screen, a second discharge port is formed in the right side wall of the box body, and the second discharge port corresponds to the right end position of the second guide plate.

As a further aspect of the present invention: the conveyer belt level sets up, and the left end setting of conveyer belt is in the outside of box, and the left end of conveyer belt passes through the support frame to be fixed on the left side wall of box, and the right-hand member of conveyer belt is installed on the inside front and back lateral wall of box, is equipped with first motor in the rear side of conveyer belt, and first motor setting is in the rear side of box.

As a further aspect of the present invention: the right end of the first guide plate is arranged obliquely downwards, the left end of the filter screen is arranged obliquely downwards, and the right end of the second guide plate is arranged obliquely downwards.

As a further aspect of the present invention: the plurality of chopping rollers are arranged at equal intervals along the direction of the first guide plate, first transmission shafts are inserted into the center positions of the chopping rollers, the front ends of the first transmission shafts are mounted on the front side wall of the box body through bearings, the rear ends of the first transmission shafts penetrate through the rear side wall of the box body through the bearings, chain wheels are arranged at the rear ends of the first transmission shafts, the chain wheels are connected through chains, and the chain wheel at the leftmost end is rotatably connected with a second motor; the surface equipartition of shredding roller is equipped with multichannel shredding to shredding the number of strips on the shredding roller from a left side to the right side increases gradually.

As a further aspect of the present invention: every group the shredding knife include the shredding knife that equidistant setting around the polylith, alternate crisscross setting around two sets of shredding knives, the center of shredding knife alternates and is equipped with the second transmission shaft, the front end of second transmission shaft passes through the bearing and installs on the preceding lateral wall of box, the rear end of second transmission shaft passes the rear wall of box through the bearing to be connected with first gear at the rear end of second transmission shaft, two first gear intermeshing, the first gear that is located the left end rotates with the third motor and is connected.

As a further aspect of the present invention: a third transmission shaft is inserted into the center of the crushing roller, the front end of the third transmission shaft is mounted on the front side wall of the box body through a bearing, the rear end of the third transmission shaft penetrates through the rear side wall of the box body through the bearing, a second gear is arranged at the rear end of the third transmission shaft, the two second gears are meshed with each other, and the second gear positioned on the left side is rotatably connected with a fourth motor; crushing teeth are uniformly distributed on the crushing rollers, and the crushing teeth on the two crushing rollers are arranged alternately in a staggered mode.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model is provided with the conveyor belt and the second guide plate, so that the waste leftover materials are evenly and uniformly fed into the box body, and the subsequent crushing process is convenient to carry out; the utility model is provided with the shredding roller for slitting the leftover materials, the shredding knife for segmenting the leftover materials and the grinding roller for grinding the leftover materials, so that the process of crushing the leftover materials is divided into three steps, and a production line type process is formed, the leftover materials are crushed more fully, and the crushing speed is higher; the utility model discloses the filter screen has been set up for the up-to-standard plastic granules of granule diameter passes the filter screen, and discharges by the second discharge gate, and the not up-to-standard plastic granules is discharged by first discharge gate, and the staff of being convenient for carries out further processing to it.

Drawings

Fig. 1 is a front view of a three-dimensional structure of an improved waste crushing device of an injection molding machine.

Fig. 2 is a rear perspective view of an improved waste crushing device of an injection molding machine.

Fig. 3 is a front sectional structure schematic diagram of an improved waste crushing device of an injection molding machine.

Fig. 4 is a schematic view showing the installation of the shredding rolls and the shredding knives in the waste crushing apparatus of an improved injection molding machine.

Fig. 5 is a schematic diagram of a grinding roller and a three-dimensional structure in an improved waste crushing device of an injection molding machine.

In the figure: 1. a box body; 2. a feed inlet; 3. a conveyor belt; 31. a first motor; 4. a support frame; 5. a first guide plate; 6. a shredding roll; 61. a first drive shaft; 62. a sprocket; 63. a chain; 64. a second motor; 65. shredding the strips; 7. a chopping knife; 71. a second drive shaft; 72. a first gear; 73. a third motor; 8. a crushing roller; 81. a third drive shaft; 82. a second gear; 83. a fourth motor; 84. grinding the teeth; 9. a filter screen; 10. a second guide plate; 11. a first discharge port; 12. and a second discharge hole.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-5, an improved waste crushing device for an injection molding machine comprises a box body 1, a conveyor belt 3, a chopping roller 6, a chopping knife 7, a crushing roller 8, a first discharge port 11 and a second discharge port 12, wherein a feed inlet 2 is formed in the left side wall of the box body 1, the feed inlet 2 is arranged at a position close to the top of the box body 1, the conveyor belt 3 is arranged in the feed inlet 2, the conveyor belt 3 is horizontally arranged, the left end of the conveyor belt 3 is arranged on the outer side of the box body 1, the left end of the conveyor belt 3 is fixed on the left side wall of the box body 1 through a support frame 4, the right end of the conveyor belt 3 is arranged on the front side wall and the rear side wall inside the box body 1, a first motor 31 is arranged on the rear side of the conveyor belt 3, and the first motor 31 is capable; the inside of box 1 is equipped with first deflector 5, and on the lateral wall around box 1 was all fixed in at both ends around first deflector 5, the left end of first deflector 5 corresponded with the right-hand member position of conveyer belt 3, and the right-hand member slope of first deflector 5 sets up downwards.

A plurality of shredding rollers 6 are arranged above the first guide plate 5, the shredding rollers 6 are arranged at equal intervals along the direction of the first guide plate 5, two groups of shredding knives 7 arranged at left and right intervals are arranged below the right end of the first guide plate 5, each group of shredding knives 7 comprises a plurality of shredding knives 7 arranged at front and back at equal intervals, the two groups of shredding knives 7 are arranged in a staggered manner in the front and back, and two shredding rollers 8 arranged at left and right intervals are arranged below the shredding knives 7; the below of crushing roller 8 is equipped with filter screen 9, and both ends are fixed in on the front and back lateral wall of box 1 around filter screen 9, and the left end slope of filter screen 9 sets up downwards, has seted up first discharge gate 11 on the left side wall of box 1, and the position of first discharge gate 11 corresponds with the left end position of filter screen 9, and the below of filter screen 9 is equipped with second deflector 10, and the right-hand member slope of second deflector 10 sets up downwards, has seted up second discharge gate 12 on the right side wall of box 1, and second discharge gate 12 corresponds with the right-hand member position of second deflector 10.

As shown in fig. 4, a first transmission shaft 61 is inserted into the center of each of the shredding rollers 6, the front end of the first transmission shaft 61 is mounted on the front side wall of the box 1 through a bearing, the rear end of the first transmission shaft 61 passes through the rear side wall of the box 1 through a bearing, a sprocket 62 is disposed at the rear end of the first transmission shaft 61, a plurality of sprockets 62 are connected through a chain 63, the sprocket 62 at the leftmost end is rotatably connected with a second motor 64, and the second motor 64 can drive the plurality of shredding rollers 6 to rotate synchronously through the chain 63, the sprocket 62 and the first transmission shaft 61; the surface equipartition of shredding roller 6 is equipped with multichannel shredding strip 65 to shredding strip 65 on the roller 6 from a left side to the right side increases gradually.

The center of the shredding knife 7 is inserted with a second transmission shaft 71, the front end of the second transmission shaft 71 is mounted on the front side wall of the box body 1 through a bearing, the rear end of the second transmission shaft 71 penetrates through the rear side wall of the box body 1 through a bearing, the rear end of the second transmission shaft 71 is connected with a first gear 72, the two first gears 72 are meshed with each other, the first gear 72 at the left end is rotatably connected with a third motor 73, and the third motor 73 enables the two sets of shredding knives 7 to rotate oppositely through the two first gears 72 and the second transmission shaft 71.

As shown in fig. 5, a third transmission shaft 81 is inserted through the center of the crushing roller 8, the front end of the third transmission shaft 81 is mounted on the front side wall of the box 1 through a bearing, the rear end of the third transmission shaft 81 passes through the rear side wall of the box 1 through a bearing, a second gear 82 is arranged at the rear end of the third transmission shaft 81, the two second gears 82 are engaged with each other, the second gear 82 located on the left side is rotatably connected with a fourth motor 83, and the fourth motor 83 can drive the two crushing rollers 8 to rotate in opposite directions through the second gear 82 and the third transmission shaft 81; the grinding rollers 8 are uniformly provided with grinding teeth 84, and the grinding teeth 84 on the two grinding rollers 8 are arranged alternately.

In the use process of the utility model, the waste leftover materials are placed on the conveyor belt 3, enter the box body 1 from the feed inlet 2 under the driving of the conveyor belt 3, then slide down by the first guide plate 5, and are cut into strips by the plurality of chopping rolls 6 in the sliding process; the leftover materials after primary cutting fall down from the first guide plate 5 and fall between the two groups of chopping knives 7, the chopping knives 7 can cut the leftover materials into sections, then the leftover materials fall between the two crushing rollers 8, and the crushing rollers 8 can further crush the leftover materials into plastic particles; then the plastic particles fall to the filter screen 9, the plastic particles with the particle size diameter smaller than the aperture of the filter screen 9 pass through the filter screen 9 and fall onto the second guide plate 10, and are discharged from the second discharge port 12, and the plastic particles with the particle size diameter larger than the filter screen 9 slide downwards leftwards along the filter screen 9 and are discharged from the first discharge port 11.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. An improved waste crushing device for an injection molding machine comprises a box body (1), a conveyor belt (3), a chopping roller (6), a chopping knife (7), a crushing roller (8), a first discharge hole (11) and a second discharge hole (12), and is characterized in that a feed inlet (2) is formed in the left side wall of the box body (1), and the conveyor belt (3) is arranged in the feed inlet (2); a first guide plate (5) is arranged in the box body (1), the front end and the rear end of the first guide plate (5) are fixed on the front side wall and the rear side wall of the box body (1), and the left end of the first guide plate (5) corresponds to the right end of the conveyor belt (3); a plurality of shredding rollers (6) are arranged above the first guide plate (5), two groups of shredding knives (7) which are arranged at intervals left and right are arranged below the right end of the first guide plate (5), and two shredding rollers (8) which are arranged at intervals left and right are arranged below the shredding knives (7); the below of crushing roller (8) is equipped with filter screen (9), and on the front and back lateral wall of box (1) was fixed in at both ends around filter screen (9), first discharge gate (11) had been seted up on the left side wall of box (1), the position of first discharge gate (11) corresponds with the left end position of filter screen (9), and the below of filter screen (9) is equipped with second deflector (10), has seted up second discharge gate (12) on the right side wall of box (1), and second discharge gate (12) correspond with the right-hand member position of second deflector (10).

2. The improved waste crushing device for the injection molding machine according to claim 1, wherein the conveyor belt (3) is horizontally arranged, the left end of the conveyor belt (3) is arranged outside the box body (1), the left end of the conveyor belt (3) is fixed on the left side wall of the box body (1) through a support frame (4), the right end of the conveyor belt (3) is installed on the front side wall and the rear side wall inside the box body (1), the first motor (31) is arranged on the rear side of the conveyor belt (3), and the first motor (31) is arranged on the rear side of the box body (1).

3. An improved waste crushing device for an injection molding machine according to claim 1, wherein the right end of the first guide plate (5) is disposed obliquely downward, the left end of the filter screen (9) is disposed obliquely downward, and the right end of the second guide plate (10) is disposed obliquely downward.

4. The improved waste crushing device of the injection molding machine according to claim 1, wherein a plurality of the chopping rollers (6) are arranged at equal intervals along the direction of the first guide plate (5), a first transmission shaft (61) is inserted into the center of each chopping roller (6), the front end of each first transmission shaft (61) is mounted on the front side wall of the box body (1) through a bearing, the rear end of each first transmission shaft (61) penetrates through the rear side wall of the box body (1) through a bearing, a chain wheel (62) is arranged at the rear end of each first transmission shaft (61), the plurality of chain wheels (62) are connected through a chain (63), and the chain wheel (62) at the leftmost end is rotatably connected with a second motor (64); the surface equipartition of shredding roller (6) is equipped with multichannel shredding strip (65) to shredding strip (65) quantity on the roller (6) from a left side to the right side increases gradually.

5. The improved waste crushing device for the injection molding machine according to claim 1, wherein each group of the chopping knives (7) comprises a plurality of chopping knives (7) which are arranged at equal intervals front and back, two groups of the chopping knives (7) are arranged in a front and back penetrating and staggering manner, a second transmission shaft (71) is arranged in the center of each chopping knife (7) in a penetrating manner, the front end of each second transmission shaft (71) is installed on the front side wall of the box body (1) through a bearing, the rear end of each second transmission shaft (71) penetrates through the rear side wall of the box body (1) through a bearing, the rear end of each second transmission shaft (71) is connected with a first gear (72), the two first gears (72) are meshed with each other, and the first gear (72) at the left end is rotatably connected with a third motor (73).

6. The improved waste crushing device of the injection molding machine according to claim 1, characterized in that a third transmission shaft (81) is inserted through the center of the crushing roller (8), the front end of the third transmission shaft (81) is mounted on the front side wall of the box body (1) through a bearing, the rear end of the third transmission shaft (81) penetrates through the rear side wall of the box body (1) through a bearing, a second gear (82) is arranged at the rear end of the third transmission shaft (81), the two second gears (82) are meshed with each other, and the second gear (82) on the left side is rotatably connected with a fourth motor (83); crushing teeth (84) are uniformly distributed on the crushing rollers (8), and the crushing teeth (84) on the two crushing rollers (8) are arranged alternately in a staggered mode.