Crushing device for lime production

Abstract

The utility model discloses a crushing device for lime production, and relates to the technical field of lime production. The device comprises a shell, a pre-crushing assembly and a circulating crushing assembly, the bottom of the right side of the shell is fixedly connected with a driving main machine, and the output end of the left side of the driving main machine penetrates through the shell and is fixedly connected with a crushing roller. Through the arrangement of the pre-crushing assembly, the first motor is matched with the eccentric wheel to enable the movable teeth to continuously move back and forth in a reciprocating mode, large lime raw materials are extruded and crushed into small particles through continuous meshing of the movable teeth and the fixed teeth, and due to the fact that gaps between the fixed teeth and the movable teeth are from large to small, the large lime raw materials are crushed into small particles. The large lime raw materials can be gradually crushed into small particles in the falling process, the large lime raw materials are prevented from rolling back and forth between the two crushing rollers through pre-crushing of the lime raw materials, and the situation that normal operation of lime raw material crushing work is affected is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to lime production technical field, especially, relate to a crushing device for lime production. BACKGROUND

[0002] At present, the crushing device needs to be used in the production process of lime to carry out the crushing treatment on the lime raw material, so that it is crushed from large volume raw material into small particles, and the normal progress of subsequent processing procedures is facilitated.

[0003] A patent application with the publication number CN219785006U discloses a crushing device for limestone production, which comprises a box body supported by support legs, a crushing mechanism, an inlet and an outlet. The inlet is arranged at the top of the box body, and the outlet is arranged at the bottom of the box body. The crushing mechanism is arranged in the upper half of the box body. The lower half of the box body is provided with an inclined screen. A discharge port is formed in the side wall of the box body corresponding to the side of the screen with a lower position. The upper part of the side wall of the box body corresponding to the discharge port is a circular arc segment. The utility model directly screens the large blocks of crushed limestone and feeds the large limestone particles filtered by the screen into the inlet through the feeding structure. The whole process is carried out on one device, which is continuous in work and reduces labor costs.

[0004] Although the large limestone particles are re-fed into the inlet for crushing treatment through the cooperation of the air cylinder, the swing rod and the hopper, the work is continuous, the labor cost is reduced, and the production efficiency is improved. However, when the lime raw material is crushed by the two roller type crushing knives, the raw material will roll back and forth between the two crushing rollers during the crushing process of the larger raw material, which causes the lime raw material to be unable to be quickly crushed. If the staff does not timely discover, the lime raw material will be blocked at the top of the crushing roller, so that the whole crushing device cannot work normally. Therefore, the utility model provides a crushing device for lime production to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a crushing device for lime production, which is provided by the cooperation of the pre-crushing assembly and the circulating crushing assembly. The problem that the larger lime raw material will roll back and forth between the two crushing rollers during the crushing process by the roller type crushing knife in the crushing device for lime production in the prior art, which causes the lime raw material to be unable to be quickly crushed and easily causes the blockage of the inlet of the crushing device, is solved.

[0006] To solve the above technical problems, the utility model is realized by the following technical scheme:

[0007] The utility model discloses a crushing device for lime production, including the casing, pre -crushing subassembly and circulating crushing subassembly, the bottom fixed connection of casing right side has the drive host, the output of drive host left side penetrates casing and is fixedly connected with the rubbing roller,

[0008] Pre -crushing subassembly sets up at the front of casing inner chamber, including fixed tooth, the left side fixed connection of casing has first motor, the right side of first motor output penetrates casing and is fixedly connected with eccentric wheel, the front of eccentric wheel is provided with movable tooth, the top fixed connection of movable tooth rear side has tension spring, the rear side of movable tooth with the inner wall of casing is fixedly connected with limit mechanism,

[0009] Circulating crushing subassembly sets up at the bottom of casing inner chamber, including sieve plate, the fixed connection between sieve plate and movable tooth is through connecting plate, the front of casing is connected with the guiding box, the left side of guiding box is connected with the conveying pipe, the top of conveying pipe right side is connected with the discharge pipe, the top fixed connection of conveying pipe has second motor, the bottom of second motor output penetrates conveying pipe and is fixedly connected with spiral conveying leaf.

[0010] The utility model further sets up, the left side of rubbing roller with the inner wall of casing is through bearing swing joint, the front and rear of both sides between casing inner chamber are all fixedly connected with the guide plate.

[0011] The utility model further sets up, the bottom of casing rear side is connected with the discharge square pipe, the bottom of casing and guiding box inner chamber all is provided with inclined surface guide block.

[0012] The utility model further sets up, the shape of fixed tooth and movable tooth all is trapezoidal, the rear side of tension spring with the inner wall of casing is fixedly connected.

[0013] The utility model further sets up, limit mechanism includes the slide bar, the surface sliding connection of slide bar has the sleeve, the top between sleeve and movable tooth is fixedly connected through the mounting rod.

[0014] The utility model further sets up, the top rear side fixed connection of sieve plate has the triangle reinforcing pad, and the front of triangle reinforcing pad is fixedly connected with connecting plate.

[0015] The utility model further sets up, the inner chamber of guiding box is extended to the front side of sieve plate, and the shape of connecting plate is L.

[0016] The utility model further sets up, the bottom fixed connection of casing has the base, and the front and rear of base bottom are all set up with the mounting hole.

[0017] The utility model has the following beneficial effects:

[0018] 1. The utility model discloses a pre -crushing assembly can be through the first motor and eccentric wheel cooperation makes the activity tooth constantly moves back and forth, through the activity tooth and fixed tooth's constant occlusion is extruded into small granule state with the larger lime raw material, because the gap between fixed tooth and activity tooth is from big to small, therefore larger lime raw material will be gradually broken into small granule in the process of falling, through the pre -crushing of lime raw material, prevent larger lime raw material in two crushing rollers back and forth rolling, avoid its influence lime raw material crushing work normal progress.

[0019] 2. The utility model discloses a circulation crushing assembly can be through the connecting plate and activity tooth cooperation control sieve plate and vibrate, the lime raw material after the comminuting roller is screened, the lime raw material that does not pass through screening slides to the material guiding box, opens second motor, utilizes second motor and spiral conveying leaf's cooperation, promotes the lime raw material that does not pass through screening to the feed inlet at the top of shell, makes it again and carries out the crushing processing, need not the staff manual re -feeding, improve lime production efficiency.

[0020] Of course, implementing any product of the utility model does not necessarily need to achieve all the advantages mentioned above at the same time. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will introduce the drawing needed to be used in the embodiment description, obviously, the drawing in the following description only is some embodiments of the utility model, for the ordinary skilled person in the art, under the premise of not paying the creative labor, still can obtain other drawings according to these drawings.

[0022] Figure 1 It is a kind of structure perspective drawing of crushing device for lime production;

[0023] Figure 2 It is a kind of structure side view of crushing device for lime production;

[0024] Figure 3 It is the section view of conveying pipe and material guiding box of a kind of crushing device for lime production;

[0025] Figure 4 It is the section view of shell of a kind of crushing device for lime production;

[0026] Figure 5 It is the explosion view of limiting mechanism of a kind of crushing device for lime production.

[0027] In the drawing: 1, shell; 2, drive host; 3, crushing roller; 4, pre-crushing assembly; 401, fixed tooth; 402, first motor; 403, eccentric wheel; 404, movable tooth; 405, tension spring; 5, circulating crushing assembly; 501, sieve plate; 502, connecting plate; 503, material guiding box; 504, conveying pipe; 505, discharge pipe; 506, second motor; 507, spiral conveying blade; 6, guide plate; 7, discharge square pipe; 406, limiting mechanism; 4061, sliding rod; 4062, sliding sleeve; 4063, mounting rod; 8, base. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model. Embodiment one

[0030] Please refer to Figures 1-5 The utility model discloses a crushing device for lime production, including shell 1, pre-crushing assembly 4 and circulating crushing assembly 5, the bottom right side of shell 1 is fixedly connected with drive host 2, and the output end left side of drive host 2 is through shell 1 and is fixedly connected with crushing roller 3, and pre-crushing assembly 4 is set up in the front side of the inner chamber of shell 1, including fixed tooth 401, the left side of shell 1 is fixedly connected with first motor 402, and the right side of the output end of first motor 402 is through shell 1 and is fixedly connected with eccentric wheel 403, and the front side of eccentric wheel 403 is provided with movable tooth 404, and the top of movable tooth 404 rear side is fixedly connected with tension spring 405, and the rear side of movable tooth 404 and the inner wall of shell 1 are fixedly connected with limiting mechanism 406, and circulating crushing assembly 5 is set up in the bottom of the inner chamber of shell 1, including sieve plate 501, and sieve plate 501 and movable tooth 404 are fixedly connected through connecting plate 502, and the front side of shell 1 is communicated with material guiding box 503, and the left side of material guiding box 503 is communicated with conveying pipe 504, and the top right side of conveying pipe 504 is communicated with discharge pipe 505, and the top of conveying pipe 504 is fixedly connected with second motor 506, and the bottom of the output end of second motor 506 is through conveying pipe 504 and is fixedly connected with spiral conveying blade 507.

[0031] Specifically, the front side of the fixed tooth 401 is fixed in the inner cavity of the shell 1 by welding, the fixed tooth 401 and the movable tooth 404 are made of high-strength steel material, the first motor 402 is fixed on the left side of the shell 1 by bolts, the shape of the discharge pipe 505 is L-shaped, the guide box 503 can convey the lime raw materials that are not screened by the sieve plate 501 into the inner cavity of the conveying pipe 504, the first motor 402 and the spiral conveying blade 507 can lift the lime raw materials to the top of the shell 1, so that the lime raw materials are crushed again. Specific embodiment two

[0033] Please refer to Figures 1-5 On the basis of the specific embodiment one, the left side of the crushing roller 3 is movably connected with the inner wall of the shell 1 through a bearing, the front side and the rear side between the two sides of the inner cavity of the shell 1 are fixedly connected with guide plates 6, the bottom of the rear side of the shell 1 is communicated with a discharge square pipe 7, the bottom of the inner cavity of the shell 1 and the guide box 503 is provided with an inclined guide block, the shapes of the fixed tooth 401 and the movable tooth 404 are both trapezoidal, the rear side of the tension spring 405 is fixedly connected with the inner wall of the shell 1, and the limiting mechanism 406 comprises a sliding rod 4061, the surface of the sliding rod 4061 is slidably connected with a sliding sleeve 4062, and the top of the sliding sleeve 4062 is fixedly connected with the movable tooth 404 through an installation rod 4063.

[0034] Specifically, the bearing can increase the stability of the crushing roller 3 during rotation, the guide plates 6 are placed in the inner cavity of the shell 1 by welding, the guide plates 6 are obliquely fixed in the shell 1 and can guide the preliminarily crushed lime raw materials between the two crushing rollers 3, and the sliding rod 4061 and the sliding sleeve 4062 can cooperate with the installation rod 4063 to limit the movable tooth 404, so that the movable tooth 404 can stably move back and forth. Specific embodiment three

[0036] Please refer to Figures 1-5 On the basis of the specific embodiment one and the specific embodiment two, the rear side of the top of the sieve plate 501 is fixedly connected with a triangular reinforcing plate, the front side of the triangular reinforcing plate is fixedly connected with the connecting plate 502, the front side of the sieve plate 501 extends to the inner cavity of the guide box 503, the shape of the connecting plate 502 is L-shaped, the bottom of the shell 1 is fixedly connected with a base 8, and the front side and the rear side of the bottom of the base 8 are both provided with installation holes.

[0037] Specifically, the triangular reinforcing plate can increase the stability of the connection between the connecting plate 502 and the sieve plate 501, the top of the sieve plate 501 is provided with an inclined surface and can guide the lime raw materials that do not pass through the sieve hole into the inner part of the guide box 503, the L-shaped connecting plate 502 can cooperate with the movable tooth 404 to make the sieve plate 501 move back and forth continuously, thereby improving the screening effect, the base 8 can increase the stability of the shell 1 during the working process, and the installation holes can facilitate the fixing of the shell 1 at a specified position and prevent displacement of the shell 1.

[0038] The working principle of the utility model is: the lime raw material to be broken is conveyed to the feed inlet at the top of the shell 1, the lime raw material enters the shell 1, the first motor 402 is opened, the first motor 402 is matched with the eccentric wheel 403 to drive the movable tooth 404 to move back and forth, the fixed tooth 401 and the movable tooth 404 are used to continuously extrude and break the lime raw material, so that it is crushed into small particles, preventing larger lime raw material from rolling back and forth between the two crushing rollers, avoiding its influence on the normal operation of the lime raw material crushing work, the pre-broken lime raw material is crushed by the two crushing rollers 3, the crushed lime raw material falls on the top of the sieve plate 501, the cooperation of the connecting plate 502 makes the movable tooth 404 drive the sieve plate 501 to shake, so that the sieve plate 501 screens the lime raw material, the lime raw material that does not pass the screening slides into the guide box 503, the second motor 506 is opened, the second motor 506 and the spiral conveying blade 507 are matched to lift the lime raw material that does not pass the screening to the feed inlet at the top of the shell 1, so that it is broken again, without manually reloading by the staff, improving the production efficiency of the lime.

[0039] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the utility model. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0040] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details, nor limit the utility model to the specific implementation described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the skilled in the art can well understand and use the utility model. The utility model is limited by the claims and the entire scope and equivalents thereof.

Claims

1. A crushing device for lime production, comprising a housing (1), a pre-crushing assembly (4) and a circulating crushing assembly (5), characterized in that: The bottom of the right side of the shell (1) is fixedly connected with a driving host (2), and the output end of the left side of the driving host (2) penetrates the shell (1) and is fixedly connected with a crushing roller (3). The pre-crushing assembly (4) is arranged on the front side of the inner cavity of the shell (1) and comprises a fixed tooth (401), the left side of the shell (1) is fixedly connected with a first motor (402), the right side of the output end of the first motor (402) penetrates the shell (1) and is fixedly connected with an eccentric wheel (403), the front side of the eccentric wheel (403) is provided with a movable tooth (404), the top of the rear side of the movable tooth (404) is fixedly connected with a tension spring (405), and the rear side of the movable tooth (404) is fixedly connected with a limiting mechanism (406) between the inner wall of the shell (1). The circulating crushing assembly (5) is arranged at the bottom of the inner cavity of the shell (1) and comprises a sieve plate (501), the sieve plate (501) and the movable tooth (404) are fixedly connected through a connecting plate (502), the front side of the shell (1) is communicated with a material guiding box (503), the left side of the material guiding box (503) is communicated with a conveying pipe (504), the top of the right side of the conveying pipe (504) is communicated with a discharge pipe (505), the top of the conveying pipe (504) is fixedly connected with a second motor (506), and the bottom of the output end of the second motor (506) penetrates the conveying pipe (504) and is fixedly connected with a spiral conveying blade (507).

2. The crushing device for lime production according to claim 1, characterized in that The left side of the crushing roller (3) is movably connected with the inner wall of the shell (1) through a bearing, and the front side and the rear side between the two sides of the inner cavity of the shell (1) are fixedly connected with guide plates (6).

3. The crushing device for lime production according to claim 1, characterized in that, The bottom of the rear side of the shell (1) is communicated with a discharge square pipe (7), and the bottom of the inner cavity of the shell (1) and the material guiding box (503) is provided with an inclined guide block.

4. The crushing device for lime production according to claim 1, characterized in that, The shapes of the fixed tooth (401) and the movable tooth (404) are both trapezoidal, and the rear side of the tension spring (405) is fixedly connected with the inner wall of the shell (1).

5. The crushing device for lime production according to claim 1, characterized in that, The limiting mechanism (406) comprises a sliding rod (4061), a sliding sleeve (4062) is slidably connected to the surface of the sliding rod (4061), and the top of the sliding sleeve (4062) is fixedly connected with the movable tooth (404) through a mounting rod (4063).

6. The crushing device for lime production according to claim 1, characterized in that, The top of the rear side of the sieve plate (501) is fixedly connected with a triangular reinforcing plate, and the front side of the triangular reinforcing plate is fixedly connected with the connecting plate (502).

7. The crushing device for lime production according to claim 1, characterized in that, The front side of the sieve plate (501) extends to the inner cavity of the material guiding box (503), and the connecting plate (502) is L-shaped.

8. The crushing device for lime production according to claim 1, characterized in that, The bottom of the shell (1) is fixedly connected with a base (8), and mounting holes are formed in the front side and the rear side of the bottom of the base (8).

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