CN220969283U

CN220969283U - Scrap steel crushing device

Info

Publication number: CN220969283U
Application number: CN202420373200.0U
Authority: CN
Inventors: 华明星
Original assignee: Shandong Huawei Hongkun Construction Engineering Co ltd
Current assignee: Shandong Huawei Hongkun Construction Engineering Co ltd
Priority date: 2024-02-28
Filing date: 2024-02-28
Publication date: 2024-05-17
Anticipated expiration: 2034-02-28

Abstract

The utility model relates to the technical field of scrap steel processing equipment, in particular to a scrap steel crushing device, which comprises a crushing box, wherein one side of the crushing box is fixedly connected with a protective box, and one side of the crushing box is fixedly connected with a mounting plate close to the lower part of the protective box; the motor is installed to mounting panel one side, one side fixedly connected with drive roll that motor output axle head runs through protective housing and broken case, broken case is close to the drive roll and rotates and be connected with the driven voller, the equal fixedly connected with broken roller of one end of drive roll and driven voller, two broken roller symmetry sets up, the drive gear has been fixedly cup jointed to the drive roll outer wall, driven voller one end fixedly connected with driven gear, drive gear and driven gear meshing. The utility model can avoid that the scrap steel material enters between two crushing rollers at one time and avoid excessive scrap steel entering the inside of the crushing box, and in addition, the utility model is convenient for stirring and slowly feeding the scrap steel entering the crushing box, thereby improving the crushing efficiency.

Description

Scrap steel crushing device

Technical Field

The utility model relates to the technical field of scrap steel processing equipment, in particular to a scrap steel crushing device.

Background

Scrap steel refers to steel scraps (such as trimming edges, cutting heads and the like) which are not products in the production process of steel plants, and steel materials in equipment and components scrapped after use, and the components are called scrap steel of steel. The total amount of scrap steel produced every year in the world is 3 hundred million-4 hundred million tons, accounting for about 45% -50% of the total yield of steel, wherein 85% -90% of the scrap steel is used as steelmaking raw materials, 10% -15% of the scrap steel is used for casting, ironmaking and regenerating steel, and a crushing box is usually needed for crushing when the scrap steel is treated.

In the prior art, the patent with the Chinese patent publication number of CN107321995A discloses a scrap steel crushing device, and the scrap steel is cut and crushed in an omnibearing manner by adopting a multistage cutting crushing mode, so that the scrap steel is crushed fully and thoroughly.

However, when the prior art is used for guiding the scrap steel into the crushing box, due to the fact that the distance between the two crushing rollers is limited, when excessive scrap steel is led in at one time, the plurality of scrap steel is easy to block between the two crushing rollers, so that the crushing working efficiency is reduced, and based on the fact, the scrap steel crushing device is provided.

Disclosure of utility model

The utility model aims to provide a scrap steel crushing device, which solves the problems in the prior art.

The technical scheme of the utility model is as follows: the scrap steel crushing device comprises a crushing box, wherein one side of the crushing box is fixedly connected with a protective box, and one side of the crushing box is fixedly connected with a mounting plate close to the lower part of the protective box;

A motor is arranged on one side of the mounting plate, a driving roller is fixedly connected to one side of the output shaft end of the motor, which penetrates through the protective box and the crushing box, a driven roller is rotatably connected to the crushing box close to the driving roller, crushing rollers are fixedly connected to one ends of the driving roller and the driven roller, the two crushing rollers are symmetrically arranged, a driving gear is fixedly sleeved on the outer wall of the driving roller, a driven gear is fixedly connected to one end of the driven roller, and the driving gear is meshed with the driven gear;

The crushing box is rotationally connected with two symmetrical rotating rollers, the two rotating rollers are respectively positioned above the driving roller and the driven roller, a first connecting gear is fixedly sleeved on the outer wall of one rotating roller and the outer wall of the driving roller, a second connecting gear is sleeved on the outer wall of the other rotating roller and the outer wall of the driven roller, and chains are respectively sleeved between the two first connecting gears and between the two second connecting gears;

The fixed ring that two the equal fixedly connected with connecting rod of one end of live-rollers, the fixed ring that has cup jointed a plurality of equidistance and distribute of connecting rod outer wall, fixed ring outer wall fixedly connected with a plurality of evenly distributed deflector.

The two sides of the crushing box are provided with movable holes, the inner walls of the movable holes are rotationally connected with feeding plates through rotating shafts, and the two feeding plates are respectively positioned above the two crushing rollers.

And a space is reserved between the top surfaces of the two feeding plates and the bottom of the guide plate.

The crushing case both sides top is all fixedly connected with fixed plate, screw hole and threaded connection have the screw rod are seted up to the fixed plate, the screw rod bottom is connected with the stripper plate through the bearing frame rotation.

The screw rod top fixedly connected with hand wheel, stripper plate bottom surface and pay-off board top surface contact.

The motor input end is electrically connected with the external power supply output end.

Compared with the prior art, the utility model has the following improvement and advantages:

1. In the utility model, the two groups of guide plates positioned at the upper part of the crushing rollers have a certain blocking effect on the scrap steel materials at first, so that the scrap steel materials are prevented from entering between the two crushing rollers at one time, and the situation that excessive scrap steel entering the inside of the crushing box is accumulated between the two feeding plates to cause blockage is avoided; in addition, when two crushing rollers rotate in opposite directions to crush the scrap steel, the two groups of guide plates synchronously rotate, so that the scrap steel entering the crushing box is convenient to stir, and the scrap steel is fed slowly in sequence, so that the crushing efficiency is improved.

2. According to the utility model, the two feeding plates are arranged, so that the entering scrap steel materials are further subjected to buffer feeding, and in addition, the space between the two feeding plates and the two groups of guide plates can be adjusted according to the specification of scrap steel, so that the auxiliary guide plates can be used for stirring the scrap steel with different specifications better.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of a portion of the structure of the present utility model;

FIG. 3 is an enlarged view of the structure of FIG. 2A in accordance with the present utility model;

Fig. 4 is a schematic view of a part of the structure of the present utility model.

Reference numerals illustrate:

1. A crushing box; 2. a protective box; 3. a mounting plate; 4. a motor; 5. a drive roll; 6. driven roller; 7. a crushing roller; 8. a drive gear; 9. a driven gear; 10. a first connecting gear; 11. an extrusion plate; 12. a second connecting gear; 13. a rotating roller; 14. a chain; 15. a connecting rod; 16. a fixing ring; 17. a guide plate; 18. a movable hole; 19. a feeding plate; 20. a fixing plate; 21. a screw; 22. and a bearing seat.

Detailed Description

The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, the scrap steel crushing device comprises a crushing box 1, wherein one side of the crushing box 1 is fixedly connected with a protective box 2, and one side of the crushing box 1 is fixedly connected with a mounting plate 3 close to the lower part of the protective box 2;

A motor 4 is arranged on one side of the mounting plate 3, a driving roller 5 is fixedly connected to one side of the output shaft end of the motor 4 penetrating through the protective box 2 and the crushing box 1, the crushing box 1 is close to the driving roller 5 and is rotationally connected with a driven roller 6, crushing rollers 7 are fixedly connected to one ends of the driving roller 5 and the driven roller 6, the two crushing rollers 7 are symmetrically arranged, a driving gear 8 is fixedly sleeved on the outer wall of the driving roller 5, a driven gear 9 is fixedly connected to one end of the driven roller 6, and the driving gear 8 is meshed with the driven gear 9;

The crushing box 1 is rotationally connected with two symmetrical rotating rollers 13, the two rotating rollers 13 are respectively positioned above the driving roller 5 and the driven roller 6, a first connecting gear 10 is fixedly sleeved on the outer wall of one rotating roller 13 and the outer wall of the driving roller 5, a second connecting gear 12 is sleeved on the outer wall of the other rotating roller 13 and the outer wall of the driven roller 6, and a chain 14 is respectively sleeved between the two first connecting gears 10 and between the two second connecting gears 12;

one end of each rotating roller 13 is fixedly connected with a connecting rod 15, a plurality of fixed rings 16 distributed at equal intervals are fixedly sleeved on the outer wall of each connecting rod 15, and a plurality of guide plates 17 distributed uniformly are fixedly connected on the outer wall of each fixed ring 16.

The two sides of the crushing box 1 are provided with movable holes 18, the inner walls of the movable holes 18 are rotatably connected with feeding plates 19 through rotating shafts, and the two feeding plates 19 are respectively positioned above the two crushing rollers 7.

The top surfaces of the two feeding plates 19 are spaced from the bottom of the guide plate 17.

The top of the two sides of the crushing box 1 is fixedly connected with a fixing plate 20, the fixing plate 20 is provided with a threaded hole and is in threaded connection with a screw 21, and the bottom end of the screw 21 is rotationally connected with an extrusion plate 11 through a bearing seat 22.

The top end of the screw 21 is fixedly connected with a hand wheel, and the bottom surface of the extrusion plate 11 is contacted with the top surface of the feeding plate 19.

The input end of the motor 4 is electrically connected with the output end of an external power supply.

The working process and principle of the utility model are as follows: firstly, a hand wheel is rotated, a screw 21 is driven to move upwards or downwards by the hand wheel, so that after the extrusion plate 11 is contacted with the feeding plates 19, the feeding plates 19 are driven to rotate on the inner wall of the movable hole 18, the distance between the two feeding plates 19 and the two groups of guide plates 17 is conveniently adjusted according to the specification of the scrap steel, the follow-up auxiliary guide plates 17 can conveniently stir the scrap steel with different specifications better, and meanwhile, the gap between the two feeding plates 19 is also adjusted, so that the feeding speed is controlled;

Secondly, after the scrap steel enters the crushing box 1, a motor 4 is started, the motor 4 drives a driving roller 5 to rotate, and as a driving gear 8 is meshed with a driven gear 9, the driving gear 8 drives the driven gear 9 to rotate, and accordingly the driving roller 5 and a driven roller 6 drive two crushing rollers 7 to oppositely rotate, and crushing treatment is carried out on the scrap steel; simultaneously, the driving roller 5 rotates and drives the rotating roller 13 at the upper part of the driving roller 5 to rotate through the transmission of the first connecting gear 10 and the chain 14, and the driven roller 6 drives the other rotating roller 13 to rotate through the action of the second connecting gear 12 and the chain 14; thereby two sets of connecting rods 15 drive two sets of deflector 17 and rotate, not only block the material to can slowly lead the material, avoid getting into the inside steel scrap of broken case 1 too much, pile up between two charge plates 19, cause to block up and reduce crushing efficiency, the steel scrap after the breakage is discharged from the discharge gate of broken case 1 bottom simultaneously.

Claims

1. Scrap steel crushing device, including broken case (1), its characterized in that: one side of the crushing box (1) is fixedly connected with a protective box (2), and one side of the crushing box (1) is close to the lower part of the protective box (2) and is fixedly connected with a mounting plate (3);

The novel grinding machine is characterized in that a motor (4) is arranged on one side of the mounting plate (3), one side of an output shaft end of the motor (4) penetrates through the protective box (2) and the crushing box (1), a driving roller (5) is fixedly connected to one side of the crushing box (1), the crushing box (1) is close to the driving roller (5) and is rotationally connected with a driven roller (6), crushing rollers (7) are fixedly connected to one ends of the driving roller (5) and the driven roller (6), the two crushing rollers (7) are symmetrically arranged, a driving gear (8) is fixedly sleeved on the outer wall of the driving roller (5), a driven gear (9) is fixedly connected to one end of the driven roller (6), and the driving gear (8) is meshed with the driven gear (9);

The crushing box (1) is rotationally connected with two symmetrical rotating rollers (13), the two rotating rollers (13) are respectively positioned above the driving roller (5) and the driven roller (6), a first connecting gear (10) is fixedly sleeved on the outer wall of one rotating roller (13) and the outer wall of the driving roller (5), a second connecting gear (12) is sleeved on the outer wall of the other rotating roller (13) and the outer wall of the driven roller (6), and chains (14) are respectively sleeved between the two first connecting gears (10) and between the two second connecting gears (12);

One end of each rotating roller (13) is fixedly connected with a connecting rod (15), a plurality of fixed rings (16) distributed at equal intervals are fixedly sleeved on the outer wall of each connecting rod (15), and a plurality of guide plates (17) distributed uniformly are fixedly connected on the outer wall of each fixed ring (16).

2. A scrap breaker according to claim 1, wherein: the crushing box (1) both sides side has all been seted up movable hole (18), movable hole (18) inner wall is connected with through the pivot rotation charge-in board (19), two charge-in board (19) are located two crushing roller (7) top respectively.

3. A scrap breaker according to claim 2, wherein: the top surfaces of the two feeding plates (19) are spaced from the bottom of the guide plate (17).

4. A scrap breaker according to claim 3, wherein: the crushing box (1) both sides top is all fixedly connected with fixed plate (20), screw hole and threaded connection have screw rod (21) are seted up to fixed plate (20), screw rod (21) bottom is connected with stripper plate (11) through bearing frame (22) rotation.

5. A scrap breaker according to claim 4, wherein: the top end of the screw rod (21) is fixedly connected with a hand wheel, and the bottom surface of the extrusion plate (11) is contacted with the top surface of the feeding plate (19).

6. A scrap breaker according to claim 1, wherein: the input end of the motor (4) is electrically connected with the output end of the external power supply.