CN213704155U

CN213704155U - Crushing device for waste rubber

Info

Publication number: CN213704155U
Application number: CN202022117967.1U
Authority: CN
Inventors: 王景和; 甘冉旭; 朱达志
Original assignee: Hunan Ruixida New Material Technology Co ltd
Current assignee: Hunan Ruixida New Material Technology Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-07-16
Anticipated expiration: 2030-09-24

Abstract

The utility model relates to a rubber production technical field specifically is a breaker for waste rubber, including broken case, broken bottom of the case portion is equipped with the discharging pipe, and the slope of discharging pipe lower extreme is forward, is equipped with one-level crushing mechanism in the broken case, and it is equipped with second grade crushing mechanism to lie in one-level crushing mechanism below in the broken case, and the discharging pipe lateral wall is close to its bottom and is equipped with the motor cabinet, ann has on the motor cabinet and prevents blockking up the mechanism, prevents blockking up the mechanism including ann gear motor in the motor cabinet bottom, and the gear motor output shaft upwards extends to in the discharging pipe and its end. This breaker for old and useless rubber rotates through gear motor's output shaft and drives the hob and rotate, drives the downward spiral ejection of compact of rubber granule in the broken case, prevents that the rubber granule after the breakage from blockking up the discharging pipe, and then ensures going on smoothly of production, improves production efficiency, is equipped with two sets of broken mechanisms simultaneously, carries out the fractional crush to old and useless rubber, improves the quality of broken rubber.

Description

Crushing device for waste rubber

Technical Field

The utility model relates to a rubber production technical field specifically is a breaker for old and useless rubber.

Background

Rubber is an elastic polymer, according to the difference of the mode of making, rubber can be divided into synthetic rubber and natural rubber, have extensive application in a plurality of fields such as tire, packing ring, rubber uses easy ageing damage for a long time, there is higher potential safety hazard, therefore need to scrap recovery processing to it, improve resource utilization, current waste rubber needs to carry out crushing treatment to it, be convenient for degrade, but because rubber granule elasticity is big, the hardness is low, most breaker of current when broken rubber, the discharge pipeline is blockked up easily to the rubber granule, and then influence going on smoothly of production, in view of this, we provide a breaker for waste rubber.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a breaker for old and useless rubber 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:

a crushing device for waste rubber comprises a crushing box with an upward opening, wherein a discharging pipe communicated with the interior of the crushing box is arranged at the bottom of the crushing box, the lower end of the discharging pipe inclines forwards, a primary crushing mechanism is arranged in the crushing box and comprises two first rotating shafts which are parallel to each other and rotationally connected with the crushing box, two first crushing rollers which are distributed in a staggered manner are arranged on the outer side walls of the first rotating shafts, the right end of each first rotating shaft extends to the exterior of the crushing box, a first connecting gear is coaxially connected to the outer side wall of each first rotating shaft, the two first connecting gears are meshed with each other, one of the first rotating shafts is coaxially connected with a first transmission chain wheel at the tail end of the outer side wall of each first rotating shaft, a secondary crushing mechanism is arranged below the primary crushing mechanism in the crushing box and comprises two second rotating shafts which are parallel to each other and rotationally connected, two second crushing rollers which are distributed in a staggered manner are arranged on the outer side walls of the two second rotating shafts, the right end of each second rotating shaft extends to the outside of the crushing box, the outer side wall of each second rotating shaft is coaxially connected with a second connecting gear, the two second connecting gears are meshed with each other, the tail end of the outer side wall of one second rotating shaft is coaxially connected with a second transmission chain wheel, the second transmission chain wheel is connected with a first transmission chain wheel through a transmission chain, a motor box is arranged on the right side of the crushing box and positioned outside the transmission chain, a driving motor is arranged on the right side of the motor box, an output shaft of the driving motor penetrates through the motor box leftwards, the tail end of the output shaft is coaxially connected onto one of the second rotating shafts, a motor base is arranged on the outer side wall of the discharging pipe and close to the bottom edge of the, the output shaft of the speed reducing motor vertically extends upwards into the discharge pipe, the tail end of the output shaft is coaxially connected with a screw rod, and the top of the screw rod extends into the crushing box.

Preferably, the top of the crushing box is tightly welded with a feeding hopper communicated with the inside of the crushing box.

Preferably, broken bottom of the case portion is hourglass hopper-shaped, just the four corners edge of broken bottom of the case portion has four to follow vertical direction and symmetrical supporting leg in close welding.

Preferably, four concave holes are formed in two sides of the crushing box, ball bearings are installed in the concave holes, and the tail ends of the first rotating shaft and the second rotating shaft are fixed in inner rings of the ball bearings.

Preferably, the motor box is fixed on the crushing box through screw locking.

Preferably, the motor base is tightly welded on the discharge pipe.

Preferably, the screw shaft has a maximum outer diameter dimension which is smaller than an inner diameter dimension of the tapping pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

this breaker for old and useless rubber is equipped with on breaker's discharging pipe and prevents blockking up the mechanism, and when the ejection of compact, the output shaft through gear motor rotates and drives the hob and rotate, drives the downward spiral ejection of compact of rubber granule in the broken case, prevents that the rubber granule after the breakage from blockking up the discharging pipe, and then ensures going on smoothly of production, improves production efficiency, is equipped with two sets of crushing mechanisms simultaneously, carries out the broken in grades to old and useless rubber, improves the quality of broken rubber.

Drawings

FIG. 1 is a sectional view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1 according to the present invention;

FIG. 4 is a schematic structural view of a crushing box according to the present invention;

FIG. 5 is a schematic structural view of a primary crushing mechanism of the present invention;

FIG. 6 is a schematic structural view of a secondary crushing mechanism of the present invention;

fig. 7 is a schematic structural diagram of the anti-blocking mechanism of the present invention.

In the figure:

1. a motor base;

2. a crushing box; 20. a feed hopper; 21. supporting legs; 22. a ball bearing;

3. a discharge pipe;

4. a primary crushing mechanism; 40. a first rotating shaft; 41. a first crushing roller;

5. a first connecting gear;

6. a first drive sprocket;

7. a secondary crushing mechanism; 70. a second rotating shaft; 71. a second crushing roller;

8. a second connecting gear;

9. a second drive sprocket;

10. a drive chain;

11. a motor box;

12. a drive motor;

13. an anti-clogging mechanism; 130. a reduction motor; 131. a screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-7, the present invention provides a technical solution:

a crushing device for waste rubber comprises a crushing box 2 with an upward opening, a discharging pipe 3 communicated with the inside of the crushing box 2 is arranged at the bottom of the crushing box 2, the lower end of the discharging pipe 3 inclines forwards, a primary crushing mechanism 4 is arranged in the crushing box 2, the primary crushing mechanism 4 comprises two first rotating shafts 40 which are parallel to each other and are rotatably connected with the crushing box 2, two first crushing rollers 41 which are distributed in a staggered manner are arranged on the outer side walls of the two first rotating shafts 40, the right end of each first rotating shaft 40 extends to the outside of the crushing box 2, the outer side walls of the first rotating shafts are coaxially connected with first connecting gears 5, the two first connecting gears 5 are meshed with each other, a first transmission chain wheel 6 is coaxially connected with the tail end of the outer side wall of one first rotating shaft 40, a secondary crushing mechanism 7 is arranged below the primary crushing mechanism 4 in the crushing box 2, the secondary crushing mechanism 7 comprises two second, be equipped with two second crushing rollers 71 that are staggered distribution on two second pivot 70 lateral walls, second pivot 70 right-hand member extends to crushing case 2 outside and coaxial coupling has the second on its lateral wall to connect gear 8, two second connection gears 8 intermeshing, the terminal coaxial coupling of one of them second pivot 70 lateral wall has second drive sprocket 9, second drive sprocket 9 passes through drive chain 10 and is connected with first drive sprocket 6, crushing case 2 right side is located drive chain 10 outside and is equipped with motor box 11, driving motor 12 is installed on motor box 11 right side, the output shaft of driving motor 12 passes motor box 11 and its terminal coaxial coupling on one of them second pivot 70 left.

In this embodiment, the output shaft of the driving motor 12 rotates to drive the second rotating shaft 70 connected to the second rotating shaft 70 and the second connecting gear 8 and the second driving sprocket 9 on the second rotating shaft 70 to rotate, the second connecting gear 8 drives the other second connecting gear 8 engaged with the second rotating shaft 70 to rotate, and further drives the other second rotating shaft 70 to rotate, the two second rotating shafts 70 drive the two second crushing rollers 71 to rotate, meanwhile, the rotating second driving sprocket 9 transmits the motion to the first driving sprocket 6 through the driving chain 10, and drives the first driving sprocket 6 to rotate, and further drives the first rotating shaft 40 connected to the first driving sprocket 6 and the first connecting gear 5 on the first rotating shaft 40 to rotate, and further drives the other first connecting gear 5 engaged with the first connecting gear 5 to rotate, and further drives the other first rotating shaft 40 to rotate, and drives the two first crushing rollers 41 to rotate through the two first rotating shafts 40, to treat broken rubber and put into crushing case 2, carry out primary breakage to it through first crushing roller 41 of mutual pivoted earlier, rubber granule after the first breakage falls on second crushing roller 71, is broken once more to it by mutual pivoted second crushing roller 71, improves crushing quality, and the rubber granule after the breakage is discharged through discharging pipe 3.

In addition, 3 lateral walls of discharging pipe are close to its bottom edge and are equipped with motor cabinet 1, install on the motor cabinet 1 and prevent blockking up mechanism 13, prevent blockking up mechanism 13 including installing gear motor 130 in 1 bottom of motor cabinet, gear motor 130's the vertical upwards extension of output shaft to discharging pipe 3 in and its terminal coaxial coupling have hob 131, hob 131 top extends to in the broken case 2, output shaft through gear motor 130 rotates and drives hob 131 and rotate, the downward spiral ejection of compact of the rubber granule in the broken case 2 of drive, prevent that the rubber granule after the breakage from blockking up the discharging pipe, and then ensure going on smoothly of production, and the production efficiency is improved.

Furthermore, the top of the crushing box 2 is tightly welded with a feeding funnel 20 communicated with the inside of the crushing box, so that the size of a feeding hole of the crushing box 2 is increased through the feeding funnel 20, and feeding is facilitated; the bottom of the crushing box 2 is funnel-shaped, so that crushed rubber particles can roll off and be discharged conveniently; the four corners edge of 2 bottoms of broken case has four supporting legs 21 along vertical direction and symmetry, supports broken case 2 through supporting leg 21, improves its stability, raises the height of discharging pipe 3 simultaneously, the ejection of compact of being convenient for.

Secondly, four shrinkage pools have all been seted up to broken case 2 both sides, install ball bearing 22 in the shrinkage pool, and the end of first pivot 40 and second pivot 70 is all fixed in ball bearing 22's inner circle, guarantees first pivot 40 and second pivot 70 pivoted sensitivity through ball bearing 22, prevents that it from blocking.

Further, the maximum outer diameter of screw rod 131 is smaller than the inner diameter of discharge pipe 3, and collision and interference with discharge pipe 3 when screw rod 131 rotates is prevented.

Specifically, the motor box 11 is fixed on the crushing box 2 through screw locking, so that the motor box 11 can be conveniently opened in the later use process, and the structure inside the motor box 11 can be maintained; discharging pipe 3 welds closely on broken case 2, and motor cabinet 1 welds closely on discharging pipe 3, and welded fastening simple process, stable in structure is difficult for droing the damage in the use, long service life, and the security performance is high.

When the crushing device for waste rubber is used, a worker firstly checks the integrity of the device and whether the connection of all parts is firm; then the waste rubber to be crushed is put into a crushing box 2 through a feeding funnel 20; then the power supply of the driving motor 12 is connected to make it work, the output shaft of the driving motor 12 rotates to drive the second rotating shaft 70 connected with it and the second connecting gear 8 and the second transmission chain wheel 9 on the second rotating shaft 70 to rotate, the second connecting gear 8 drives another second connecting gear 8 engaged with it to rotate, and further drives another second rotating shaft 70 to rotate, two second rotating shafts 70 drive two second crushing rollers 71 to rotate, at the same time, the rotating second transmission chain wheel 9 transmits the motion to the first transmission chain wheel 6 through the transmission chain 10, and drives the first transmission chain wheel 6 to rotate, and further drives the first rotating shaft 40 connected with the first transmission chain wheel 6 and the first connecting gear 5 on the first rotating shaft 40 to rotate, and then the first connecting gear 5 drives another first connecting gear 5 engaged with it to rotate, and further drives another first rotating shaft 40 to rotate, the two first crushing rollers 41 are driven to rotate through the two first rotating shafts 40, rubber to be crushed is placed in the crushing box 2, the rubber is firstly subjected to primary crushing through the mutually rotating first crushing rollers 41, rubber particles after primary crushing fall on the second crushing rollers 71, and the rubber particles are crushed again through the mutually rotating second crushing rollers 71; meanwhile, a power supply of the speed reducing motor 130 is connected to enable the speed reducing motor to work, the broken rubber particles fall into the discharging pipe 3, the output shaft of the speed reducing motor 130 rotates to drive the screw rod 131 to rotate, the rubber particles in the breaking box 2 are driven to spirally discharge downwards, and the discharging pipe is prevented from being blocked by the broken rubber particles.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a breaker for old and useless rubber which characterized in that: the crushing box comprises a crushing box (2) with an upward opening, a discharging pipe (3) communicated with the inside of the crushing box is arranged at the bottom of the crushing box (2), the lower end of the discharging pipe (3) inclines forwards, a first-stage crushing mechanism (4) is arranged in the crushing box (2), the first-stage crushing mechanism (4) comprises two first rotating shafts (40) which are parallel to each other and are rotatably connected with the crushing box (2), two first crushing rollers (41) which are distributed in a staggered manner are arranged on the outer side wall of each first rotating shaft (40), the right end of each first rotating shaft (40) extends to the outside of the crushing box (2), a first connecting gear (5) is coaxially connected to the outer side wall of the first rotating shaft (40), the two first connecting gears (5) are mutually meshed, one of the first rotating shafts (40) is coaxially connected with a first transmission chain wheel (6) at the tail end of the outer side wall, a second-stage crushing mechanism (7), second grade crushing mechanism (7) include two second pivot (70) that are parallel to each other and rotate to be connected with broken case (2), two be equipped with two second crushing roller (71) that are staggered distribution on second pivot (70) lateral wall, second pivot (70) right-hand member extends to broken case (2) outside and on its lateral wall coaxial coupling have second connecting gear (8), two gear (8) intermeshing is connected to the second, one of them second pivot (70) lateral wall terminal coaxial coupling has second driving sprocket (9), second driving sprocket (9) are connected with first driving sprocket (6) through drive chain (10), broken case (2) right side is located drive chain (10) outside and is equipped with motor box (11), driving motor (12) are installed on motor box (11) right side, the output shaft of driving motor (12) passes motor box (11) and its terminal coaxial coupling to one of them institute to left On stating second pivot (70), discharging pipe (3) lateral wall is close to its bottom edge and is equipped with motor cabinet (1), install on motor cabinet (1) and prevent blockking up mechanism (13), prevent blockking up gear (13) including installing gear motor (130) in motor cabinet (1) bottom, the output shaft of gear motor (130) is vertical upwards to extend to in discharging pipe (3) and its terminal coaxial coupling has hob (131), hob (131) top extends to in broken case (2).

2. The crushing device for waste rubber according to claim 1, characterized in that: the top of the crushing box (2) is tightly welded with a feeding funnel (20) communicated with the inside of the crushing box.

3. The crushing device for waste rubber according to claim 1, characterized in that: broken case (2) bottom is hourglass hopper-shaped, just the inseparable welding in four corners edge of broken case (2) bottom has four supporting legs (21) along vertical direction and symmetry.

4. The crushing device for waste rubber according to claim 1, characterized in that: four shrinkage pools have all been seted up to broken case (2) both sides, install ball bearing (22) in the shrinkage pool, the end of first pivot (40) and second pivot (70) is all fixed in the inner circle of ball bearing (22).

5. The crushing device for waste rubber according to claim 1, characterized in that: the motor box (11) is fixed on the crushing box (2) through screw locking.

6. The crushing device for waste rubber according to claim 1, characterized in that: the motor base (1) is tightly welded on the discharge pipe (3).

7. The crushing device for waste rubber according to claim 1, characterized in that: the maximum outer diameter of the screw rod (131) is smaller than the inner diameter of the discharge pipe (3).