Smelting raw material crushing device

Abstract

The utility model relates to the technical field of smelting, in particular to a smelting raw material crushing device. The device comprises a bearing plate, a crushing box and a feeding hopper, the crushing box is assembled at the top of the bearing plate, the feeding hopper is assembled at the top of the crushing box, a protection mechanism is assembled in the feeding hopper, and a filtering and screening mechanism is assembled at the bottom of the bearing plate. Through the structural design of the protection mechanism, the device rotates around the first rotating rod under the pressure of crushed raw materials on the protection plate, so that the crushed raw materials enter the feeding hopper, and meanwhile, after the crushed raw materials enter the feeding hopper, the protection plate is closed through springback of a spring; broken raw materials can be effectively prevented from splashing, and safety protection on workers is achieved; and through the structural design of the filtering and screening mechanism, a fixed frame and a screen mesh swing around a second rotating rod through rotation of a first motor, filtering and screening of the crushed raw materials are achieved, the crushed raw materials are consistent in particle size, and production is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to smelting technical field especially relates to a smelting raw material crushing device. BACKGROUND

[0002] Such as patent CN210585119U discloses a mullite raw material crushing device, including the crusher, the crusher top is equipped with the feed inlet, the crusher inside, the feed inlet lower part is equipped with the material distribution plate, the material distribution plate lower part is equipped with the first crushing roller, the second crushing roller, the first crushing roller, the second crushing roller are connected with power source, the crusher inside both sides are equipped with the driving motor, and the driving motor is connected and is equipped with the telescopic transmission rod, and the telescopic transmission rod outer end is equipped with the crushing seat, and the first crushing roller, the second crushing roller are opposite with both sides crushing seat and set, and the crushing seat and the first crushing roller, the second crushing roller form crushing cavity, and the crushing seat upper side is equipped with the material baffle, and the material baffle is the inclined plane shape of high outside and low inside, and the crushing cavity lower side is equipped with the discharge gate, and the crusher around lower side is equipped with the support leg, and the utility model discloses simple structure can adjust the degree of mullite raw material crushing, improves the crushing efficiency.

[0003] In use above-mentioned technology, found that the prior art has the following technical problems: the existing device does not set the protection measure, can fly out to the staff in the raw material crushing and cause the harm, and the device does not set the filtering and screening mechanism, and the raw material after crushing will inevitably be inconsistent in size, is not conducive to production, and there is certain improvement space, for this, we design a smelting raw material crushing device for providing another technical scheme for the above technical problems. UTILITY MODEL CONTENTS

[0004] Based on this, it is necessary to provide a smelting raw material crushing device for solving the technical problems of preventing workers from being injured and filtering and screening raw materials.

[0005] In order to solve the above technical problems, the utility model adopts the following technical scheme:

[0006] A smelting raw material crushing device, including bearing plate, crushing box and feeding hopper, the top of bearing plate is equipped with crushing box, the top of crushing box is equipped with feeding hopper, the inside of feeding hopper is equipped with protection mechanism, the bottom of bearing plate is equipped with filtering and screening mechanism;

[0007] The protection mechanism comprises a first rotating rod, a protection plate, a first connecting seat, a first round rod, an extension rod, an extension cylinder, a spring, a second round rod and a second connecting seat, both sides of the interior of the feeding hopper are rotationally connected with the first rotating rod, the outer part of the first rotating rod is rotationally connected with the protection plate, both ends of the bottom of the protection plate are fixed with the first connecting seat, the interior of the first connecting seat is rotationally connected with the first round rod, the outer part of the first round rod is rotationally connected with the extension rod, the outer part of the extension rod is slidingly connected with the extension cylinder, the interior of the extension cylinder is slidingly connected with the spring, one end of the interior of the extension cylinder is rotationally connected with the second round rod, the outer part of the second round rod is rotationally connected with the second connecting seat, and multiple second connecting seats are fixed with the feeding hopper.

[0008] Preferably, the filtering and screening mechanism comprises a sieve cover, a second rotating rod, a connecting block, a fixed frame, a sieve net, a rotating wheel, a first motor and a cam, the bottom of the bearing plate is fixed with the sieve cover, one end of the interior of the sieve cover is rotationally connected with the second rotating rod, the outer part of the second rotating rod is rotationally connected with the connecting block, one end of the connecting block is fixed with the fixed frame, the interior of the fixed frame is fixed with the sieve net, one side of the interior of the fixed frame is rotationally connected with the rotating wheel, one side of the interior of the sieve cover is fixed with the first motor, the power output end of the first motor is fixed with the cam, and the rotating wheel and the cam are rotationally connected.

[0009] Preferably, the interior of the crushing box is provided with a crushing mechanism, the crushing mechanism comprises a mounting plate, a second motor, a driving gear, a first rotating shaft, a first crushing roller, a driven gear, a second rotating shaft and a second crushing roller, one end of the crushing box is fixed with the mounting plate, the top of the mounting plate is fixed with the second motor, the power output end of the second motor is fixed with the driving gear, the interior of the driving gear is fixed with the first rotating shaft, the first rotating shaft is rotationally connected with the crushing box, the outer part of the first rotating shaft is fixed with the first crushing roller, the outer part of the driving gear is meshingly connected with the driven gear, the interior of the driven gear is fixed with the second rotating shaft, the second rotating shaft is rotationally connected with the crushing box, and the outer part of the second rotating shaft is fixed with the second crushing roller.

[0010] Preferably, the interior of the crushing box is fixed with a cylindrical rod on both sides, and a plurality of crushing roller matching blocks matched with the first crushing roller and the second crushing roller are uniformly and rotationally connected to the outer part of the cylindrical rod.

[0011] Preferably, the bottom of the mounting plate is fixed with a reinforcing rib plate.

[0012] Preferably, the bottom of the bearing plate is fixed with a support leg at four end corners, and the bottom of the support leg is fixed with a fixed plate.

[0013] Preferably, one end corner of the interior of the fixed plate is provided with a fixed hole.

[0014] It can be seen without doubt that the technical problems to be solved by the present application can be solved by the above technical solutions of the present application.

[0015] Meanwhile, through the above technical solutions, the present utility model at least has the following beneficial effects:

[0016] 1、The utility model discloses a structure design of the protection mechanism makes the device through the pressure of broken raw materials to the protection plate around the first rotary rod rotation, makes broken raw materials enter the inside of the feeding hopper, and when broken raw materials enter and realize the protection plate closing through the rebound of spring, can effectively prevent broken raw materials from splashing and realize the safety protection to the staff.

[0017] 2、The utility model discloses a structure design of the filtering and screening mechanism makes the device through the rotation of the first motor realizes the swing of fixed frame and screen around the second rotary rod and realizes the filtering and screening of broken raw materials, makes the broken raw material particle size consistent, and it is favorable to production. DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the present utility model embodiment, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are some embodiments of the present utility model, and for the ordinary skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0019] Figure 1 It is the overall structure schematic diagram of the present utility model;

[0020] Figure 2 It is the sectional structure schematic diagram of the feeding hopper of the present utility model;

[0021] Figure 3 It is the local enlarged structure schematic diagram of the present utility model figure;

[0022] Figure 4 It is the transverse sectional structure schematic diagram of the present utility model bearing plate, broken box and sieve cover;

[0023] Figure 5 It is the longitudinal sectional structure schematic diagram of the present utility model bearing plate, broken box and sieve cover;

[0024] Figure 6 It is the sectional structure schematic diagram of the broken box of the present utility model.

[0025] In the figure: 1, bearing plate; 2, crushing box; 3, feed hopper; 4, first rotating rod; 5, guard plate; 6, first connecting seat; 7, first round rod; 8, telescopic rod; 9, telescopic cylinder; 10, spring; 11, second round rod; 12, second connecting seat; 13, sieve cover; 14, second rotating rod; 15, connecting block; 16, fixed frame; 17, screen mesh; 18, rotating wheel; 19, first motor; 20, cam; 21, mounting plate; 22, second motor; 23, driving gear; 24, first rotating shaft; 25, first crushing roller; 26, driven gear; 27, second rotating shaft; 28, second crushing roller; 29, cylindrical rod; 30, crushing roller matching block; 31, reinforcing rib plate; 32, supporting leg; 33, fixed plate; 34, fixed hole. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the utility model clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and not to limit the utility model.

[0027] In order to make the person in the art better understand the utility model scheme, the technical scheme in the utility model example will be described clearly and completely below in combination with the drawings.

[0028] It should be noted that the examples in the utility model and the features and technical schemes in the examples can be combined with each other without conflict.

[0029] It should be noted that: similar signs and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0030] Example one

[0031] Reference Figure 1 - Figure 6 A smelting raw material crushing device, including bearing plate 1, crushing box 2 and feed hopper 3, the top of bearing plate 1 is equipped with crushing box 2, the top of crushing box 2 is equipped with feed hopper 3, the inside of feed hopper 3 is equipped with protection mechanism, the bottom of bearing plate 1 is equipped with filtering and screening mechanism;

[0032] The protection mechanism comprises a first rotating rod 4, a protection plate 5, a first connecting seat 6, a first round rod 7, an extension rod 8, an extension cylinder 9, a spring 10, a second round rod 11 and a second connecting seat 12, the first rotating rod 4 is rotatably connected to the two sides of the inside of the feeding hopper 3, the protection plate 5 is rotatably connected to the outside of the first rotating rod 4, the first connecting seat 6 is fixed on the two ends of one side of the bottom of the protection plate 5, the first round rod 7 is rotatably connected to the inside of the first connecting seat 6, the extension rod 8 is rotatably connected to the outside of the first round rod 7, the extension cylinder 9 is slidably connected to the outside of the extension rod 8, the spring 10 is slidably connected to the inside of the extension cylinder 9, the second round rod 11 is rotatably connected to the inside of one end of the extension cylinder 9, the second connecting seat 12 is rotatably connected to the outside of the second round rod 11, and the plurality of second connecting seats 12 are fixed to the feeding hopper 3; when the first motor 19 and the second motor 22 are started at the same time, the smelting raw materials are poured on the protection plate 5, the protection plate 5 drives the first connecting seat 6 to move downward, the first connecting seat 6 drives the first round rod 7, the first round rod 7 drives the extension rod 8 to slide in the extension cylinder 9, the spring 10 is extruded and shrinks, the protection plate 5 rotates around the first rotating rod 4, and the raw materials fall into the inside of the feeding hopper 3; after the raw materials fall, the spring 10 rebounds, the spring 10 drives the first connecting seat 6, the first connecting seat 6 drives the first round rod 7, and the first round rod 7 drives the protection plate 5 to rotate around the first rotating rod 4 to restore the original state, so that the safety protection of the workers can be effectively prevented from being broken and splashed.

[0033] The inside of the crushing box 2 is provided with a crushing mechanism, the crushing mechanism comprises a mounting plate 21, a second motor 22, a driving gear 23, a first rotating shaft 24, a first crushing roller 25, a driven gear 26, a second rotating shaft 27 and a second crushing roller 28, one end of the crushing box 2 is fixedly provided with the mounting plate 21, the top of the mounting plate 21 is fixedly provided with the second motor 22, the power output end of the second motor 22 is fixedly provided with the driving gear 23, the inside of the driving gear 23 is fixedly provided with the first rotating shaft 24, the first rotating shaft 24 is rotatably connected to the crushing box 2, the outside of the first rotating shaft 24 is fixedly provided with the first crushing roller 25, the outside of the driving gear 23 is meshingly connected with the driven gear 26, the inside of the driven gear 26 is fixedly provided with the second rotating shaft 27, the second rotating shaft 27 is rotatably connected to the crushing box 2, and the outside of the second rotating shaft 27 is fixedly provided with the second crushing roller 28; when the smelting raw materials need to be crushed, the second motor 22 is started, the power output end of the second motor 22 drives the driving gear 23 to rotate, the driving gear 23 drives the first rotating shaft 24 to rotate, the first rotating shaft 24 drives the first crushing roller 25 to rotate, the driving gear 23 drives the driven gear 26 to rotate, the driven gear 26 drives the second rotating shaft 27 to rotate, and the second rotating shaft 27 drives the second crushing roller 28 to rotate, so that the smelting raw materials can be crushed through the rotation between the first crushing roller 25 and the second crushing roller 28.

[0034] The inside of the crushing box 2 is fixed with a cylindrical rod 29 on both sides, and a plurality of crushing roller matching blocks 30 matched with the first crushing roller 25 and the second crushing roller 28 are uniformly distributed on the outside of the cylindrical rod 29; through the arrangement of the crushing roller matching blocks 30, the crushing of raw materials stuck on the side of the first crushing roller 25 and the second crushing roller 28 close to the inner wall of the feeding hopper 3 is prevented from affecting the crushing production.

[0035] The bottom of the mounting plate 21 is fixed with a reinforcing rib plate 31; through the arrangement of the reinforcing rib plate 31, the mounting plate 21 and the feeding hopper 3 can be more firmly and reliably connected, and have a longer service life.

[0036] The bottom of the bearing plate 1 is fixed with support legs 32, and the bottom of the support legs 32 is fixed with a fixed plate 33; one corner of the inside of the fixed plate 33 is provided with a fixed hole 34. Through the arrangement of the fixed plate 33, the contact area with the ground is increased, so that the device does not sink after long-time work, and through the arrangement of the fixed hole 34, the device can be fixed, so that the device runs more stably, facilitates crushing, and is beneficial to production.

[0037] Example two

[0038] Reference Figure 4 and Figure 5 A smelting raw material crushing device, a filtering and screening mechanism includes a sieve cover 13, a second rotating rod 14, a connecting block 15, a fixed frame 16, a sieve net 17, a rotating wheel 18, a first motor 19 and a cam 20, the bottom of the bearing plate 1 is fixed with the sieve cover 13, one end of the inside of the sieve cover 13 is rotatably connected with the second rotating rod 14, the outside of the second rotating rod 14 is rotatably connected with the connecting block 15, one end of the connecting block 15 is fixed with the fixed frame 16, the inside of the fixed frame 16 is fixed with the sieve net 17, the inside of one side of the fixed frame 16 is rotatably connected with the rotating wheel 18, the inside of one side of the sieve cover 13 is fixed with the first motor 19, the power output end of the first motor 19 is fixed with the cam 20, and the rotating wheel 18 and the cam 20 are rotatably connected; start the first motor 19, the power output end of the first motor 19 drives the cam 20 to rotate, and then the cam 20 drives the rotating wheel 18 to rotate, the rotating wheel 18 drives the fixed frame 16 to rotate, and the fixed frame 16 drives the sieve net 17 to reciprocatingly rotate around the second rotating rod 14, so that the screening of the smelting raw material after crushing is realized; larger particles are gathered on one side, and screened raw materials are gathered on the other side, and larger particles can be crushed again by the crushing mechanism to facilitate subsequent production.

[0039] The use process of the smelting raw material crushing device is as follows:

[0040] When the smelting raw materials are to be crushed, the second motor 22 is started, the power output end of the second motor 22 drives the driving gear 23 to rotate, since the driving gear 23 and the first rotating shaft 24 are fixed, the first rotating shaft 24 and the first crushing roller 25 are fixed, the first rotating shaft 24 and the feeding hopper 3 are rotatably connected, the driving gear 23 and the driven gear 26 are meshingly connected, the driven gear 26 and the second rotating shaft 27 are fixed, the second rotating shaft 27 and the second crushing roller 28 are fixed, the second rotating shaft 27 and the feeding hopper 3 are rotatably connected, and then the driving gear 23 drives the first rotating shaft 24 to rotate, the first rotating shaft 24 drives the first crushing roller 25 to rotate, the driving gear 23 drives the driven gear 26 to rotate, the driven gear 26 drives the second rotating shaft 27 to rotate, and the second rotating shaft 27 drives the second crushing roller 28 to rotate, so that the smelting raw materials can be crushed through the rotation between the first crushing roller 25 and the second crushing roller 28.

[0041] At the same time, the first motor 19 is started, the power output end of the first motor 19 drives the cam 20 to rotate, since the second rotating rod 14 and the sieve cover 13 are rotatably connected, the second rotating rod 14 and the connecting block 15 are rotatably connected, the connecting block 15 and the fixed frame 16 are fixed, the fixed frame 16 and the sieve screen 17 are fixed, the rotating wheel 18 and the cam 20 are rotatably connected, and since the cam 20 is elliptical, the cam 20 drives the rotating wheel 18 to rotate, the rotating wheel 18 drives the fixed frame 16 to rotate, and the fixed frame 16 drives the sieve screen 17 to reciprocatingly rotate around the second rotating rod 14, so that the screening of the crushed smelting raw materials is realized; larger particles are gathered on one side, and the screened raw materials are gathered on the other side, and the larger particles can be crushed again by the crushing mechanism for subsequent production.

[0042] When the first motor 19 and the second motor 22 are started at the same time, the smelting raw materials are poured on the protective plate 5, since the protective plate 5 and the first rotating rod 4 are rotatably connected, the protective plate 5 and the first connecting seat 6 are fixed, the first connecting seat 6 and the first circular rod 7 are rotatably connected, the first circular rod 7 and the telescopic rod 8 are rotatably connected, the telescopic rod 8 and the telescopic cylinder 9 are slidably connected, the spring 10 and the second circular rod 11 are rotatably connected, the second circular rod 11 and the second connecting seat 12 are rotatably connected, and then the protective plate 5 drives the first connecting seat 6 to move downward, the first connecting seat 6 drives the first circular rod 7, the first circular rod 7 drives the telescopic rod 8 to slide in the telescopic cylinder 9, the spring 10 is compressed and contracted, the protective plate 5 rotates around the first rotating rod 4, and the raw materials fall into the feeding hopper 3, when the raw materials fall, the spring 10 rebounds, the spring 10 drives the first connecting seat 6, the first connecting seat 6 drives the first circular rod 7, and the first circular rod 7 drives the protective plate 5 to rotate around the first rotating rod 4 to restore the original state, which can effectively prevent the crushed raw materials from splashing and realize the safety protection of the workers.

[0043] The preferred embodiments disclosed above are only used to help describe the utility model. The preferred embodiments do not describe all the details and do not limit the utility model to the specific implementation. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the whole scope and equivalents thereof.

Claims

1. A smelting feedstock crushing device, characterized in that, Including the bearing plate (1), the broken box (2) and the feeding hopper (3), the top of bearing plate (1) is equipped with broken box (2), the top of broken box (2) is equipped with feeding hopper (3), the inside of feeding hopper (3) is equipped with protection mechanism, the bottom of bearing plate (1) is equipped with filter screening mechanism; The protection mechanism includes first rotating rod (4), guard plate (5), first connecting seat (6), first round bar (7), telescopic rod (8), telescopic cylinder (9), spring (10), second round bar (11) and second connecting seat (12), both sides of the inside of feeding hopper (3) are rotatably connected with first rotating rod (4), the outside of first rotating rod (4) is rotatably connected with guard plate (5), the bottom of guard plate (5) is rotatably connected with first connecting seat (6) on one side, the inside of first connecting seat (6) is rotatably connected with first round bar (7), the outside of first round bar (7) is rotatably connected with telescopic rod (8), the outside of telescopic rod (8) is slidably connected with telescopic cylinder (9), the inside of telescopic cylinder (9) is slidably connected with spring (10), one end of the inside of telescopic cylinder (9) is rotatably connected with second round bar (11), the outside of second round bar (11) is rotatably connected with second connecting seat (12), a plurality of second connecting seats (12) are fixed with feeding hopper (3).

2. A metallurgical feed material crushing device as claimed in claim 1, wherein, The filter screening mechanism includes sieve cover (13), second rotating rod (14), connecting block (15), fixed frame (16), screen mesh (17), rotating wheel (18), first motor (19) and cam (20), the bottom of bearing plate (1) is fixed with sieve cover (13), one end of the inside of sieve cover (13) is rotatably connected with second rotating rod (14), the outside of second rotating rod (14) is rotatably connected with connecting block (15), one end of connecting block (15) is fixed with fixed frame (16), the inside of fixed frame (16) is fixed with screen mesh (17), one side of the inside of fixed frame (16) is rotatably connected with rotating wheel (18), one side of the inside of sieve cover (13) is fixed with first motor (19), the power output end of first motor (19) is fixed with cam (20), rotating wheel (18) and cam (20) are rotatably connected.

3. A metallurgical feed material crushing device as claimed in claim 1, wherein, The inside of the crushing box (2) is equipped with a crushing mechanism, which comprises a mounting plate (21), a second motor (22), a driving gear (23), a first rotating shaft (24), a first crushing roller (25), a driven gear (26), a second rotating shaft (27) and a second crushing roller (28), one end of the crushing box (2) is fixedly connected with the mounting plate (21), the top of the mounting plate (21) is fixedly connected with the second motor (22), the power output end of the second motor (22) is fixedly connected with the driving gear (23), the inside of the driving gear (23) is fixedly connected with the first rotating shaft (24), the first rotating shaft (24) is rotationally connected with the crushing box (2), the outside of the first rotating shaft (24) is fixedly connected with the first crushing roller (25), the outside of the driving gear (23) is meshedly connected with the driven gear (26), the inside of the driven gear (26) is fixedly connected with the second rotating shaft (27), the second rotating shaft (27) is rotationally connected with the crushing box (2), and the outside of the second rotating shaft (27) is fixedly connected with the second crushing roller (28).

4. A metallurgical feed material crushing device as claimed in claim 1, wherein, The inside of the crushing box (2) is equipped with a crushing mechanism, which comprises a mounting plate (21), a second motor (22), a driving gear (23), a first rotating shaft (24), a first crushing roller (25), a driven gear (26), a second rotating shaft (27) and a second crushing roller (28), one end of the crushing box (2) is fixedly connected with the mounting plate (21), the top of the mounting plate (21) is fixedly connected with the second motor (22), the power output end of the second motor (22) is fixedly connected with the driving gear (23), the inside of the driving gear (23) is fixedly connected with the first rotating shaft (24), the first rotating shaft (24) is rotationally connected with the crushing box (2), the outside of the first rotating shaft (24) is fixedly connected with the first crushing roller (25), the outside of the driving gear (23) is meshedly connected with the driven gear (26), the inside of the driven gear (26) is fixedly connected with the second rotating shaft (27), the second rotating shaft (27) is rotationally connected with the crushing box (2), and the outside of the second rotating shaft (27) is fixedly connected with the second crushing roller (28).

5. A metallurgical feed material crushing device as claimed in claim 3, wherein, The bottom of the mounting plate (21) is fixedly connected with a reinforcing rib plate (31).

6. A metallurgical feed material crushing device as claimed in claim 1, wherein, The bottom of the bearing plate (1) is fixedly connected with a supporting leg (32), and the bottom of the supporting leg (32) is fixedly connected with a fixing plate (33).

7. A metallurgical feed material crushing device according to claim 6, characterised in that, One corner of the inside of the fixing plate (33) is provided with a fixing hole (34).

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