Wear-resistant lining plate structure for sand making machine

Abstract

The invention discloses a wear-resistant lining plate structure for a sand making machine, and particularly relates to the technical field of sand making machines, the wear-resistant lining plate structure comprises a wear-resistant lining plate body, a mounting assembly and a positioning assembly; the wear-resistant lining plate body comprises a base and a wear-resistant block body; the mounting assembly comprises a guide groove, a guide block, a movable groove A, a movable column A, a limiting groove A and a limiting block A; a plurality of guide grooves are formed in the top surface of the base in a linear array; the guide block is arranged in the guide groove in a penetrating manner and is fixedly connected with the wear-resistant block body; a movable groove A is formed in the inner side wall of the guide groove; the movable column A is movably arranged in the movable groove A in a penetrating manner and is connected with the guide block through a positioning assembly; a plurality of limiting grooves A are formed in the movable groove A in an annular array; the limiting block A penetrates through the limiting groove A in a sliding manner; the wear-resistant block is reasonable in structural design, the wear-resistant block body can be rapidly and conveniently replaced, the replacement efficiency is high, the wear-resistant block body can be fixed in the transverse direction and the longitudinal direction at the same time, and the mounting stability of the wear-resistant block body is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of sand making machine, more particularly, the present application relates to a kind of wear-resistant lining structure for sand making machine. BACKGROUND

[0002] Sand making machine is a kind of equipment for crushing large pieces of material into sand, which is widely used in various rock, abrasive, refractory materials and other hard, brittle materials for medium crushing, fine crushing. By using centrifugal impact crushing principle, the material enters the high-speed rotating impeller after the distributor, and is thrown out at a speed of 60-70 meters per second, collides with the material lining in the vortex chamber multiple times, and forms cubic product sand.

[0003] As a kind of wear-resistant lining structure for sand making machine provided by the Chinese utility model patent with publication number CN220991114U, including bottom plate, the upper surface of the bottom plate is uniformly inserted with four groups of wear-resistant blocks, the upper surface of the bottom plate is inserted with a slot in the middle of the front and rear ends; threaded rod, the front end of the bottom plate is inserted with threaded rod on both sides, the bottom of the threaded rod is sleeved with a nut, the periphery of the bottom plate is installed with a protective strip, by limiting plate, it is convenient to limit wear-resistant block, make its insertion hole align with threaded rod, by wear-resistant block, it is convenient to install to sand making machine, and grind sandstone, by slot, it is convenient to fix the bottom plate to the sand making machine, so that it can be firmly installed on the sand making machine for use, by threaded rod and nut, it is convenient to disassemble and replace the worn wear-resistant block, improve the service life of the device, by protective strip, avoid multiple installation, friction around each other, thereby causing wear and tear to the device.

[0004] In order to solve the problem of friction, wear and impact between raw materials and sand making machine, wear-resistant lining structure is usually provided on the sand making machine. However, the wear-resistant blocks of the existing wear-resistant lining structure are usually installed and disassembled by threaded rod and nut, so tools are needed to rotate the threaded rod and nut, which makes it difficult to quickly and conveniently replace the wear-resistant blocks during the whole replacement process, thus reducing the replacement efficiency of the wear-resistant blocks and affecting the use effect of the wear-resistant lining structure. SUMMARY

[0005] In order to overcome the above-mentioned defects of the prior art, the present application provides a kind of wear-resistant lining structure for sand making machine, and the technical problems to be solved by the present application are: the wear-resistant lining structure in the prior art is usually installed and disassembled by threaded rod and nut, so tools are needed to rotate the threaded rod and nut, which makes it difficult to quickly and conveniently replace the wear-resistant blocks during the whole replacement process, thus reducing the replacement efficiency of the wear-resistant blocks and affecting the use effect of the wear-resistant lining structure.

[0006] In order to achieve the above object, the present application provides the following technical scheme: A kind of wear-resistant lining plate structure for sand making machine, including wear-resistant lining plate body for sand making machine, installation component and positioning component;The wear-resistant lining plate body includes base and wear-resistant block body;The base is connected with sand making machine by bolt;Several wear-resistant block bodies are linearly arranged on the top surface of base by installation component;The installation component includes guide slot, guide block, movable slot A, movable column A, limit slot A and limit block A;Several guide slots are linearly arranged on the top surface of base;The guide block is slidably arranged in the guide slot and is fixedly connected with wear-resistant block body;The inner wall of guide slot is provided with movable slot A;The movable column A is movably arranged in movable slot A and is connected with guide block by positioning component;Several limit slots A are annularly arranged in movable slot A;The limit block A is slidably arranged in limit slot A and is fixedly connected with movable column A.

[0007] As a further scheme of the present application: the guide block is T-shaped structure with small upper part and large lower part.

[0008] As a further scheme of the present application: the limit slot A includes rotating part A and fixed part A;The rotating part A is spiral structure, the fixed part A is arc structure, and the spiral angle of rotating part A is greater than the radian of fixed part A.

[0009] As a further scheme of the present application: the positioning component includes movable slot B, accommodating slot A, accommodating slot B, movable column B, connecting rod, spring A, limit slot B and limit block B;One side of the guide block is provided with movable slot B;The other side of the guide block is provided with accommodating slot A, and the movable column A is slidably connected with the accommodating slot A;Several accommodating slots B are annularly arranged in the accommodating slot A and are communicated with the rotating part A, and the limit block A is slidably connected with the accommodating slot B;The movable column B is movably arranged in the movable slot B;The connecting rod is slidably arranged in the movable slot B, one end of the connecting rod is fixedly connected with the movable column B, and the other end is fixedly connected with the movable column A;The spring A is sleeved on the connecting rod, and both ends of the spring A are fixedly connected with the inner wall of movable slot B and the movable column B;Several limit slots B are annularly arranged on the circumferential surface of movable column B;The limit block B is slidably arranged in the limit slot B and is fixedly connected with the inner wall of movable slot B.

[0010] As a further scheme of the present application: the limit slot B includes sliding part, rotating part B and fixed part B;The length of sliding part is matched with the length of accommodating slot B.

[0011] As a further scheme of the present application: the rotating part B is spiral structure, and the spiral angle of rotating part A is matched with the spiral angle of rotating part B.

[0012] As a further scheme of the present application: the fixed part B is an arc structure, and the curvature of the fixed part A is matched with the curvature of the fixed part B.

[0013] As a further scheme of the present application: further comprising a reinforcing assembly; the reinforcing assembly is arranged on the circumferential surface of the movable column B.

[0014] As a further scheme of the present application: the reinforcing assembly comprises a containing sliding groove, a containing sliding block, a sliding groove, a hollow groove, a reinforcing groove, a sliding block, a reinforcing block, a transmission rod and a spring B; two containing sliding grooves are symmetrically arranged in the center of the movable groove B; two containing sliding blocks are symmetrically arranged on the circumferential surface of the movable column B, and the containing sliding blocks are in sliding fit with the containing sliding grooves; the sliding groove is arranged in the containing sliding groove; two hollow grooves are symmetrically arranged on the two sides of the guide block; two reinforcing grooves are symmetrically arranged on the inner wall of the guide groove; the sliding block is slidably arranged in the sliding groove, and the length of the containing sliding block is greater than the length of the sliding block; the reinforcing block is slidably arranged in the hollow groove and is in plug-in fit with the reinforcing groove; the transmission rod is arranged in the sliding groove, and the transmission rod is fixedly connected with the sliding block and the reinforcing block at two ends; the spring B is sleeved on the transmission rod, and the spring B is fixedly connected with the inner wall of the sliding groove and the sliding block at two ends.

[0015] As a further scheme of the present application: the containing sliding block and the sliding block are both arc triangular structures, the direction of the tip of the containing sliding block is opposite to the direction of the tip of the sliding block, and the outer surface of the containing sliding block is in sliding contact with the inner surface of the sliding block.

[0016] The present application has the following advantages:

[0017] 1、The mounting assembly is arranged, the guide block is inserted into the guide groove, and the guide block slides in the guide groove until the side surface of the guide block is in contact with the inner side wall of the guide groove, at this time, the limiting block A slides in the rotating part A through the positioning assembly, the movable column A slides in the movable groove A and rotates, until the limiting block A slides to the intersection of the rotating part A and the fixed part A, at this time, the limiting block A slides in the fixed part A through the positioning assembly, the movable column A reversely rotates in the movable groove A, until the limiting block A is in contact with the inner side wall of the fixed part A, and the installation of the wear-resistant block body is completed.

[0018] 2、The present application is provided with the positioning assembly, by pressing the movable column B, the movable column B slides in the movable groove B, the spring A is forced to shrink, the movable column A slides in the accommodating groove A through the connecting rod, the limiting block A slides in the accommodating groove B, the limiting block B slides in the sliding part, until the limiting block B slides to the intersection of the sliding part and the rotating part B, at this time, the limiting block A slides to the side of the rotating part A away from the fixed part A, continue to press the movable column B, the limiting block B will slide in the rotating part B, the limiting block A slides in the rotating part A, the movable column B slides in the movable groove B and rotates, the spring A shrinks and is forced to twist, until the limiting block B slides to the intersection of the rotating part B and the fixed part B, at this time, the limiting block A slides to the intersection of the rotating part A and the fixed part A, and under the action of the spring A twisting, the movable column B reversely rotates in the movable groove B, the limiting block B slides in the fixed part B, until the limiting block B slides to the inner side wall of the fixed part B, so that the position of the movable column A in the movable groove A is fixed through the cooperation between the limiting block B and the fixed part B and the cooperation between the limiting block A and the fixed part A.

[0019] 3、The present application is provided with the reinforcing assembly, when the limiting block B slides in the rotating part B, the accommodating sliding block outer surface extrudes the sliding block inner surface, the sliding block slides in the sliding groove, the transmission rod moves, the reinforcing block slides in the empty groove to the reinforcing groove, the spring B is forced to shrink, until the limiting block B slides to the intersection of the rotating part B and the fixed part B, at this time, under the action of the spring A twisting, the limiting block B slides in the fixed part B, the accommodating sliding block reversely slides in the accommodating sliding groove, the accommodating sliding block outer surface no longer extrudes the sliding block inner surface, and under the action of the spring B elasticity, the sliding block reversely slides in the sliding groove, the transmission rod reversely moves, the reinforcing block reversely slides in the empty groove and the reinforcing groove, the accommodating sliding block outer surface is always in contact with the sliding block inner surface, until the limiting block B slides to the inner side wall of the fixed part B, through the plug connection of the reinforcing block and the reinforcing groove, the stability of the wear-resistant block body installation can be further improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the overall structure schematic view of the present application;

[0021] Figure 2 It is the overall structure sectional view of the present application;

[0022] Figure 3 It is the base structure sectional view of the present application;

[0023] Figure 4 It is the guide block structure sectional view of the present application;

[0024] Figure 5 It is the partial structure split schematic view of the present application;

[0025] Figure 6 Fig. 2 is a schematic view of the contact state of the accommodating slider and the sliding block of the present application;

[0026] Figure 7 Fig. 3 is a schematic view of the present application; Figure 2 Fig. 4 is an enlarged schematic view of A in Fig. 3;

[0027] Figure 8 Fig. 5 is a schematic view of the present application; Figure 2 Fig. 6 is an enlarged schematic view of B in Fig. 5;

[0028] Figure 9 Fig. 7 is a schematic view of the present application; Figure 3 Fig. 8 is an enlarged schematic view of C in Fig. 7.

[0029] Fig. 9 is a schematic view of the present application;

[0030] 1, wear-resistant lining body; 2, mounting assembly; 3, positioning assembly; 4, reinforcing assembly;

[0031] 101, base; 102, wear-resistant block body;

[0032] 201, guide groove; 202, guide block; 203, movable slot A; 204, movable column A; 205, limiting slot A; 206, limiting block A;

[0033] 2051, rotating part A; 2052, fixed part A;

[0034] 301, movable slot B; 302, accommodating slot A; 303, accommodating slot B; 304, movable column B; 305, connecting rod; 306, spring A; 307, limiting slot B; 308, limiting block B;

[0035] 3071, sliding part; 3072, rotating part B; 3073, fixed part B;

[0036] 401, accommodating sliding groove; 402, accommodating sliding block; 403, sliding groove; 404, empty slot; 405, reinforcing slot; 406, sliding block; 407, reinforcing block; 408, transmission rod; 409, spring B. DETAILED DESCRIPTION

[0037] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0038] As Figures 1 to 9As shown, the present application provides a wear-resistant lining structure for sand making machine, which comprises a wear-resistant lining body 1 for sand making machine, a mounting assembly 2 and a positioning assembly 3; the wear-resistant lining body 1 comprises a base 101 and a wear-resistant block body 102; the base 101 is connected with the sand making machine through bolts; five wear-resistant block bodies 102 are arranged in linear array on the top surface of the base 101 through the mounting assembly 2;

[0039] The mounting assembly 2 comprises a guide groove 201, a guide block 202, a movable groove A 203, a movable column A 204, a limiting groove A 205 and a limiting block A 206; five guide grooves 201 are arranged in linear array on the top surface of the base 101; the guide block 202 is slidably arranged in the guide groove 201 and is fixedly connected with the wear-resistant block body 102; the movable groove A 203 is arranged on the inner side wall of the guide groove 201; the movable column A 204 is movably arranged in the movable groove A 203 and is connected with the guide block 202 through the positioning assembly 3; three limiting grooves A 205 are arranged in annular array in the movable groove A 203; the limiting block A 206 is slidably arranged in the limiting groove A 205 and is fixedly connected with the movable column A 204; the guide block 202 is in T-shaped structure with small upper part and large lower part, so as to fix the longitudinal direction of the wear-resistant block body 102; the limiting groove A 205 comprises a rotating part A 2051 and a fixed part A 2052; the rotating part A 2051 is in spiral structure, the fixed part A 2052 is in arc structure, and the spiral angle of the rotating part A 2051 is greater than the radian of the fixed part A 2052, so as to fix the transverse direction of the wear-resistant block body 102.

[0040] The present application sets the mounting assembly 2, inserts the guide block 202 into the guide groove 201, and makes the guide block 202 slide in the guide groove 201 until the side surface of the guide block 202 contacts with the inner side wall of the guide groove 201; at this time, the limiting block A 206 is made to slide in the rotating part A 2051 through the positioning assembly 3, the movable column A 204 is made to slide and rotate in the movable groove A 203, until the limiting block A 206 slides to the intersection of the rotating part A 2051 and the fixed part A 2052; at this time, the limiting block A 206 is made to slide in the fixed part A 2052 through the positioning assembly 3, the movable column A 204 is made to reversely rotate in the movable groove A 203, until the limiting block A 206 contacts with the inner side wall of the fixed part A 2052, so as to complete the installation of the wear-resistant block body 102; compared with the prior art, the structure design of the present application is reasonable, which can not only quickly and conveniently replace the wear-resistant block body 102 with high replacement efficiency, but also fix the transverse and longitudinal directions of the wear-resistant block body 102 at the same time, thereby improving the stability of the installation of the wear-resistant block body 102.

[0041] As a preferred implementation, the positioning assembly 3 comprises a movable slot B301, a containing slot A302, a containing slot B303, a movable column B304, a connecting rod 305, a spring A306, a limiting slot B307, and a limiting block B308; the guide block 202 is provided with the movable slot B301 on one side; the guide block 202 is provided with the containing slot A302 on the other side, and the movable column A204 is in sliding fit with the containing slot A302; three containing slots B303 are annularly arranged in the containing slot A302 and are in communication with the rotating part A2051, and the limiting block A206 is in sliding fit with the containing slot B303; the movable column B304 is movably arranged in the movable slot B301; the connecting rod 305 is slidably arranged in the movable slot B301, and one end of the connecting rod 305 is fixedly connected with the movable column B304, and the other end is fixedly connected with the movable column A204; the spring A306 is sleeved on the connecting rod 305, and both ends of the spring A306 are fixedly connected with the inner wall of the movable slot B301 and the movable column B304; three limiting slots B307 are annularly arranged on the circumferential surface of the movable column B304; the limiting block B308 is slidably arranged in the limiting slot B307 and is fixedly connected with the inner wall of the movable slot B301; the limiting slot B307 comprises a sliding part 3071, a rotating part B3072, and a fixed part B3073; the length of the sliding part 3071 is adapted to the length of the containing slot B303; the rotating part B3072 is a spiral structure, and the spiral angle of the rotating part A2051 is adapted to the spiral angle of the rotating part B3072; the fixed part B3073 is an arc structure, and the arc of the fixed part A2052 is adapted to the arc of the fixed part B3073.

[0042] The present application sets the positioning assembly 3, by pressing the movable column B304, the movable column B304 slides in the movable slot B301, the spring A306 is forced to shrink, the movable column A204 slides in the containing slot A302 through the connecting rod 305 to the movable slot A203, the limiting block A206 slides in the containing slot B303, the limiting block B308 slides in the sliding part 3071, until the limiting block B308 slides to the intersection of the sliding part 3071 and the rotating part B3072, at this time, the limiting block A206 slides to the rotating part A2051 away from the fixed part A2052 side, continue to press the movable column B304, the limiting block B308 will slide in the rotating part B3072, the limiting block A206 slides in the rotating part A2051, the movable column B304 slides in the movable slot B301 and rotates, the spring A306 shrinks at the same time and is forced to twist, until the limiting block B308 slides to the intersection of the rotating part B3072 and the fixed part B3073, at this time, the limiting block A206 slides to the intersection of the rotating part A2051 and the fixed part A2052, and under the action of the spring A306 twist, the movable column B304 will reverse in the movable slot B301, the limiting block B308 slides in the fixed part B3073, until the limiting block B308 slides to the inner wall of the fixed part B3073, to facilitate the cooperation between the limiting block B308 and the fixed part B3073 and the cooperation between the limiting block A206 and the fixed part A2052, the position of the movable column A204 in the movable slot A203 is fixed.

[0043] As a preferred embodiment, the reinforcing assembly 4 is further included; the reinforcing assembly 4 is arranged on the circumferential surface of the movable column B304; the reinforcing assembly 4 comprises a containing sliding groove 401, a containing sliding block 402, a sliding groove 403, a hollow groove 404, a reinforcing groove 405, a sliding block 406, a reinforcing block 407, a transmission rod 408 and a spring B 409; two containing sliding grooves 401 are symmetrically arranged in the center of the movable groove B301; two containing sliding blocks 402 are symmetrically fixed and connected to the circumferential surface of the movable column B304, and the containing sliding block 402 is in sliding fit with the containing sliding groove 401; the containing sliding groove 401 is provided with the sliding groove 403; two hollow grooves 404 are symmetrically arranged in the center of the two sides of the guide block 202; two reinforcing grooves 405 are symmetrically arranged in the inner wall of the guide groove 201; the sliding block 406 is slidably arranged in the sliding groove 403, and the length of the containing sliding block 402 is greater than that of the sliding block 406; the reinforcing block 407 is slidably arranged in the hollow groove 404 and is in plug-in fit with the reinforcing groove 405; the transmission rod 408 is arranged in the sliding groove 403, and the two ends of the transmission rod 408 are fixedly connected with the sliding block 406 and the reinforcing block 407 respectively; the spring B 409 is sleeved on the transmission rod 408, and the two ends of the spring B 409 are fixedly connected with the inner wall of the sliding groove 403 and the sliding block 406 respectively; the containing sliding block 402 and the sliding block 406 are both arc triangular structures, the direction of the pointed end of the containing sliding block 402 is opposite to that of the sliding block 406, and the outer surface of the containing sliding block 402 is in sliding contact with the inner surface of the sliding block 406; during the sliding process of the limiting block B308 from the intersection of the sliding part 3071 and the rotating part B3072 to the intersection of the rotating part B3072 and the fixed part B3073, the size of the containing sliding block 402 gradually increases in the rotating direction of the movable column B304.

[0044] When the limiting block B308 is in contact with the inner side wall of the sliding part 3071, the outer surface of the containing sliding block 402 is still in contact with the inner surface of the sliding block 406; when the limiting block B308 slides to the intersection of the rotating part B3072 and the fixed part B3073, the outer surface of the containing sliding block 402 is still in contact with the inner surface of the sliding block 406, and the side of the reinforcing block 407 away from the transmission rod 408 is in contact with the inner side wall of the reinforcing groove 405, and the side of the reinforcing block 407 close to the transmission rod 408 is still in the hollow groove 404; when the limiting block B308 slides to the inner side wall of the fixed part B3073, the side surface of the reinforcing block 407 is still in contact with the inner wall of the reinforcing groove 405.

[0045] The application sets the reinforcing assembly 4, when the limiting block B308 slides in the rotating part B3072, the outer surface of the accommodating sliding block 402 extrudes the inner surface of the sliding block 406, the sliding block 406 slides in the sliding groove 403, the transmission rod 408 moves, the reinforcing block 407 slides in the empty groove 404 to the reinforcing groove 405, the spring B409 is forced to contract, until the limiting block B308 slides to the intersection of the rotating part B3072 and the fixed part B3073, at this time, under the action of the spring A306, the limiting block B308 slides in the fixed part B3073, the accommodating sliding block 402 reversely slides in the accommodating sliding groove 401, the outer surface of the accommodating sliding block 402 no longer extrudes the inner surface of the sliding block 406, and under the action of the elastic force of the spring B409, the sliding block 406 reversely slides in the sliding groove 403, the transmission rod 408 reversely moves, the reinforcing block 407 reversely slides in the empty groove 404 and the reinforcing groove 405, the outer surface of the accommodating sliding block 402 is always in contact with the inner surface of the sliding block 406, until the limiting block B308 slides to the inner side wall of the fixed part B3073, through the insertion of the reinforcing block 407 and the reinforcing groove 405, the stability of the installation of the wear-resistant block body 102 can be further improved.

[0046] The working principle of the present application is as follows: during installation, the guide block 202 is inserted into the guide groove 201 and slides in the guide groove 201 until the side surface of the guide block 202 contacts the inner side wall of the guide groove 201, at this time, the movable column B 304 is pressed to make the movable column B 304 slide in the movable groove B 301, the spring A 306 is forced to contract, the movable column A 204 slides in the containing groove A 302 through the connecting rod 305 to the movable groove A 203, the limiting block A 206 slides in the containing groove B 303, the limiting block B 308 slides in the sliding part 3071, the containing sliding block 402 slides in the containing sliding groove 401, the containing sliding block 402 contacts the sliding block 406 horizontally, until the limiting block B 308 slides to the intersection of the sliding part 3071 and the rotating part B 3072, at this time, the limiting block A 206 slides to the rotating part A 2051 away from the fixed part A 2052, the limiting block B 308 slides in the rotating part B 3072, the limiting block A 206 slides in the rotating part A 2051, the movable column B 304 slides in the movable groove B 301 and rotates, the spring A 306 is contracted and twisted at the same time, the movable column A 204 slides in the movable groove A 203 through the connecting rod 305 and rotates, the containing sliding block 402 slides in the containing sliding groove 401 and rotates, the outer surface of the containing sliding block 402 extrudes the inner surface of the sliding block 406, the sliding block 406 slides in the sliding groove 403, the transmission rod 408 moves, the reinforcing block 407 slides in the empty groove 404 to the reinforcing groove 405, the spring B 409 is forced to contract, until the limiting block B 308 slides to the intersection of the rotating part B 3072 and the fixed part B 3073, at this time, the limiting block A 206 slides to the intersection of the rotating part A 2051 and the fixed part A 2052, and under the action of the spring A 306 twist, the movable column B 304 reversely rotates in the movable groove B 301, the movable column A 204 reversely rotates in the movable groove A 203 through the connecting rod 305, the limiting block B 308 slides in the fixed part B 3073, the limiting block A 206 slides in the fixed part A 2052, the containing sliding block 402 reversely slides in the containing sliding groove 401, the outer surface of the containing sliding block 402 no longer extrudes the inner surface of the sliding block 406, and under the elastic force of the spring B 409, the sliding block 406 reversely slides in the sliding groove 403, the transmission rod 408 reversely moves, the reinforcing block 407 reversely slides in the empty groove 404 and the reinforcing groove 405, the outer surface of the containing sliding block 402 always contacts the inner surface of the sliding block 406, until the limiting block B 308 slides to the inner side wall of the fixed part B 3073, at this time, the limiting block A 206 contacts the inner side wall of the fixed part A 2052, and the installation of the wear-resistant block body 102 is completed.When the wear-resistant block body 102 is disassembled, the hooking hand slot on the movable column B304 is hooked, the movable column B304 is rotated, the limiting block B308 is rotated in the fixed part B3073 to the intersection of the rotating part B3072 and the fixed part B3073, at this time, the movable column B304 is pulled through the hooking hand slot, and the limiting block A206 slides out of the limiting slot A205 under the action of the spring A306 being twisted, and the reinforcing block 407 slides out of the reinforcing slot 405, then the wear-resistant block body 102 is moved, the guide block 202 reversely slides in the guide slot 201, and the guide block 202 moves out of the guide slot 201.

[0047] Finally, it should be pointed out that: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to represent the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0048] Secondly: the drawings of the disclosed embodiments of the present application only involve the structures involved in the disclosed embodiments of the present application, other structures can refer to the usual design, and in the case of no conflict, the same embodiment and different embodiments of the present application can be combined with each other;

[0049] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A wear-resistant liner structure for a sand making machine, characterized in that, The system includes a wear-resistant liner body (1) for a sand making machine, an installation assembly (2), and a positioning assembly (3); the wear-resistant liner body (1) includes a base (101) and wear-resistant block bodies (102); the base (101) is connected to the sand making machine by bolts; a plurality of wear-resistant block bodies (102) are arranged in a linear array on the top surface of the base (101) by the installation assembly (2); the installation assembly (2) includes a guide groove (201), a guide block (202), a movable groove A (203), a movable column A (204), a limiting groove A (205), and a limiting block A (206); the top surface of the base (101) A plurality of guide grooves (201) are arranged in a linear array; the guide block (202) slides through the guide groove (201) and is fixedly connected to the wear-resistant block body (102); the inner side wall of the guide groove (201) is provided with a movable groove A (203); the movable column A (204) is movably inserted through the movable groove A (203) and connected to the guide block (202) through the positioning component (3); a plurality of limiting grooves A (205) are arranged in a ring array in the movable groove A (203); the limiting block A (206) slides through the limiting groove A (205) and is fixedly connected to the movable column A (204).

2. The wear-resistant liner structure for a sand making machine according to claim 1, characterized in that, The guide block (202) has a T-shaped structure that is smaller at the top and larger at the bottom.

3. The wear-resistant liner structure for a sand making machine according to claim 1, characterized in that, The limiting groove A (205) includes a rotating part A (2051) and a fixed part A (2052); the rotating part A (2051) has a spiral structure, the fixed part A (2052) has an arc structure, and the spiral angle of the rotating part A (2051) is greater than the arc of the fixed part A (2052).

4. The wear-resistant liner structure for a sand making machine according to claim 3, characterized in that, The positioning component (3) includes a movable groove B (301), a receiving groove A (302), a receiving groove B (303), a movable column B (304), a connecting rod (305), a spring A (306), a limiting groove B (307), and a limiting block B (308); the guide block (202) has a movable groove B (301) on one side; the guide block (202) has a receiving groove A (302) on the other side, and the movable column A (204) slides in cooperation with the receiving groove A (302); the receiving groove A (302) has several receiving grooves B (303) arranged in a circular array and communicates with the rotating part A (2051), and the limiting block A (206) slides in cooperation with the receiving grooves B (303); The movable column B (304) is movably inserted into the movable groove B (301); the connecting rod (305) is slidably inserted into the movable groove B (301), and one end of the connecting rod (305) is fixedly connected to the movable column B (304), and the other end is fixedly connected to the movable column A (204); the spring A (306) is sleeved on the connecting rod (305), and both ends of the spring A (306) are fixedly connected to the inner wall of the movable groove B (301) and the movable column B (304) respectively; a plurality of limiting grooves B (307) are arranged in a ring array on the circumferential surface of the movable column B (304); the limiting block B (308) is slidably inserted into the limiting groove B (307) and fixedly connected to the inner wall of the movable groove B (301).

5. The wear-resistant liner structure for a sand making machine according to claim 4, characterized in that, The limiting groove B (307) includes a sliding part (3071), a rotating part B (3072) and a fixed part B (3073); the length of the sliding part (3071) is adapted to the length of the receiving groove B (303).

6. The wear-resistant liner structure for a sand making machine according to claim 5, characterized in that, The rotating part B (3072) has a spiral structure, and the spiral angle of the rotating part A (2051) is adapted to the spiral angle of the rotating part B (3072).

7. The wear-resistant liner structure for a sand making machine according to claim 5, characterized in that, The fixing part B (3073) has an arc-shaped structure, and the arc of the fixing part A (2052) is adapted to the arc of the fixing part B (3073).

8. The wear-resistant liner structure for a sand making machine according to claim 4, characterized in that, It also includes a reinforcement component (4); the reinforcement component (4) is arranged on the circumferential surface of the movable column B (304).

9. The wear-resistant liner structure for a sand making machine according to claim 8, characterized in that, The reinforcing component (4) includes a receiving groove (401), a receiving slider (402), a sliding groove (403), a hollow groove (404), a reinforcing groove (405), a sliding block (406), a reinforcing block (407), a transmission rod (408), and a spring B (409); two receiving grooves (401) are symmetrically provided in the movable groove B (301); two receiving sliders (402) are symmetrically fixed on the circumferential surface of the movable column B (304), and the receiving sliders (402) slide in cooperation with the receiving grooves (401); a sliding groove (403) is provided in the receiving groove (401); two hollow grooves (404) are symmetrically provided on both sides of the guide block (202); the guide groove ( 201) Two reinforcing grooves (405) are symmetrically opened on both sides of the inner wall; the sliding block (406) slides through the sliding groove (403), and the length of the receiving slider (402) is greater than the length of the sliding block (406); the reinforcing block (407) slides through the empty groove (404) and is inserted into the reinforcing groove (405); the transmission rod (408) passes through the sliding groove (403), and both ends of the transmission rod (408) are fixedly connected to the sliding block (406) and the reinforcing block (407) respectively; the spring B (409) is sleeved on the transmission rod (408), and both ends of the spring B (409) are fixedly connected to the inner wall of the sliding groove (403) and the sliding block (406) respectively.

10. The wear-resistant liner structure for a sand making machine according to claim 9, characterized in that, Both the receiving slider (402) and the sliding block (406) are arc-shaped triangular structures. The tip direction of the receiving slider (402) is opposite to that of the tip direction of the sliding block (406), and the outer surface of the receiving slider (402) slides in contact with the inner surface of the sliding block (406).

Images