Roll crusher for ore

By introducing adjustment and damping devices into the double roll crusher for ore, the problem of inconsistent crushing requirements has been solved, the equipment life has been extended, noise has been reduced, and the adaptability and durability of the equipment have been improved.

CN223846993UActive Publication Date: 2026-01-30LINQU SONGHAI MACHINERY EQUIP
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Patent Information

Application Number
CN202520158248.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-23
Publication Date
2026-01-30
Estimated Expiration
2035-01-23

AI Technical Summary

Technical Problem

Existing double-roll crushers for ore cannot adapt to different crushing requirements, and they are noisy and prone to damage during operation.

Method used

The crusher is equipped with an adjustment mechanism, a buffer device, and a shock absorption device, including an active adjustment device, an auxiliary adjustment device, buffer upper and lower plates, auxiliary and main springs, and damping rods. Through the combination of hydraulic cylinders and springs, the double roll crusher can be flexibly adjusted and its vibration and noise reduction achieved.

Benefits of technology

This technology enables the double roll crusher to be versatile and adaptable, extends the service life of the equipment, and effectively reduces noise pollution.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a roll crusher for ore, and relates to the technical field of crushers, the roll crusher for ore comprises a crusher shell, the upper end of the crusher shell is provided with a feed inlet, the lower end of the crusher shell is provided with a support plate, the lower end of the support plate is provided with a buffer plate, and the upper end of the buffer plate is provided with a feed inlet. Supporting legs are arranged at the lower end of the buffer plate, a damping device is arranged between the buffer plate and the supporting plate, a fixed roller and a movable roller are arranged in the crusher shell, connecting rods are arranged in the fixed roller and the movable roller, one end of the connecting rod in the fixed roller penetrates through and extends to the outer side of the crusher shell, and the other end of the connecting rod in the movable roller penetrates through and extends to the outer side of the crusher shell. And the two ends of the connecting rod in the moving roller penetrate through and extend to the outer side of the crusher shell. According to the scheme, the problems that operation with different crushing requirements cannot be achieved, noise is large in the operation process, and equipment is prone to being damaged are solved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to a pair of roll crusher for ore belongs to the technical field of crusher. BACKGROUND

[0002] The pair of roll crusher is a kind of high-efficiency crushing equipment widely used in mining, metallurgy, building materials, chemical industry and other industries. Its working principle is to extrude and shear material by two rotating rollers, so as to realize the crushing of material. The device has the advantages of simple structure, convenient operation, low maintenance cost, high crushing efficiency, etc., and is suitable for fine crushing operation of medium-hard and brittle materials. The pair of roll crusher can adjust the roll distance to control the discharge particle size, adapt to different process requirements, and has the characteristics of low noise and low energy consumption, so it is an indispensable equipment in sandstone production line.

[0003] A pair of roll crusher for ore crushing, like the one named "a pair of roll crusher for ore crushing" with publication number CN115055232B, the device includes a pair of roll crusher body, a discharge pipe is communicated with the discharge port of the pair of roll crusher body, an elastic arc-shaped filter plate is erected in the discharge pipe, the outer convex surface of the elastic arc-shaped filter plate faces the pair of roll crusher body, and a dredging assembly is also arranged in the discharge pipe to dredge the filter holes of the elastic arc-shaped filter plate. The present application has the effect of preventing unbroken materials from mixing with broken materials at the discharge port of the pair of roll crusher.

[0004] The above device cannot solve the operation of different crushing requirements during use, and the operation process is noisy, and the equipment is easy to damage. Therefore, we propose a pair of roll crusher for ore to solve the above problems. SUMMARY

[0005] The utility model aims at providing a pair of roll crusher for ore to solve the problem that the existing device cannot solve the operation of different crushing requirements, the operation process is noisy, and the equipment is easy to damage.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: A kind of ore is used to roll crusher, including crusher shell, the upper end of the crusher shell is provided with feed inlet, the lower end of the crusher shell is provided with support plate, the lower end of the support plate is provided with buffer plate, the lower end of the buffer plate is provided with support foot, shock absorber is arranged between the buffer plate and support plate, fixed roller and moving roller are arranged in the crusher shell, connecting rod is arranged in the fixed roller and moving roller, the connecting rod one end in fixed roller is all extended to the outside of the crusher shell and is penetrated, the connecting rod both ends in moving roller is all extended to the outside of the crusher shell and is penetrated, the outside of the fixed roller and moving roller is provided with driving device, the outside of the connecting rod in moving roller is provided with protection mechanism, the outside of two groups of protection mechanisms is provided with adjusting mechanism, and adjusting mechanism is arranged on support plate.

[0007] Preferably, the driving device includes motor, motor support, speed reducer, small pulley, large pulley and belt, the motor support is arranged on the upper end of the support plate, the motor support is provided with motor, the motor is provided with speed reducer on one side, the speed reducer is provided with small pulley on one side, the large pulley is arranged on the connecting rod, and the large pulley and small pulley are provided with belt.

[0008] Preferably, the adjusting mechanism includes active adjusting device, auxiliary adjusting device and fixed plate, the active adjusting device includes connecting plate and hydraulic cylinder, the connecting plate is arranged on the fixed plate, the connecting plate is provided with hydraulic cylinder at the front end, the auxiliary adjusting device includes connecting block, limiting plate and guide column, the connecting block is arranged on the connecting rod, the connecting block is provided with guide column, the guide column is arranged on the fixed plate, the guide column is penetrated and extended to the outside of the connecting block on one side, and the limiting plate is arranged at the front end of the guide column.

[0009] Preferably, the lower end of the crusher shell is provided with discharge port, and the lower end of the discharge port is provided with collecting box.

[0010] Preferably, the protection mechanism includes second spring, second damping rod, moving block, guide slot and guide block, the moving block is arranged on the connecting rod, the moving block is provided with shell outside, the guide slot is formed in the shell, and the guide slot is provided with two groups, and symmetrically arranged on the upper and lower sides of the moving block, the guide block is arranged in the guide slot, the moving block is provided with two groups of second springs on one side, the second damping rod is arranged in the second spring, and the first end of the second damping rod is penetrated and extended to the outside of the shell, the lower end of the shell is provided with support frame.

[0011] Preferably, the buffer device comprises a buffer upper plate, a buffer lower plate, an auxiliary spring, an auxiliary damping rod, a main spring and a main damping rod, the buffer upper plate is arranged at the front end of the hydraulic cylinder, the buffer lower plate is arranged at the front end of the buffer upper plate, the auxiliary spring is arranged between the buffer upper plate and the buffer lower plate, the auxiliary spring is provided with four groups, the auxiliary damping rod is arranged in each of the four groups of auxiliary springs, the main spring is arranged between the four groups of auxiliary springs, the main damping rod is arranged in the main spring, the main damping rod extends to the front end of the buffer lower plate, the buffer lower plate is arranged on the moving block, and the buffer upper plate is arranged on the hydraulic cylinder.

[0012] Preferably, the damping device comprises a spring group, and the spring group comprises a first spring and a first damping rod.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] (1), the utility model discloses a adjusting mechanism is provided with on the outside of protection mechanism, through the active adjusting device and the auxiliary adjusting device in adjusting mechanism mutual cooperation, and the buffer device is arranged at the front end of hydraulic cylinder in active adjusting device, improves the main spring and main damping rod that buffer device sets up, cooperates four groups of auxiliary spring and auxiliary damping rod that sets up around, thereby prolongs the service life of adjusting mechanism, thereby solve the work requirement of different crushing requirement that cannot face.

[0015] (2), through being provided with spring group between support plate and buffer plate, improve the first spring and the first damping rod that the spring group sets up, thereby reduce the noise pollution that the crusher works produces, also prolongs the service life of the whole part of crusher. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic view of the utility model;

[0017] Figure 2 It is the front view of the utility model;

[0018] Figure 3 It is the section view of the utility model;

[0019] Figure 4 It is the protection mechanism and buffer device section view of the utility model;

[0020] In the figure: 1, crusher shell; 2, feed inlet; 3, support plate; 4, buffer plate; 5, support foot; 6, motor; 7, motor support; 8, speed reducer; 9, small pulley; 10, large pulley; 11, belt; 12, adjusting mechanism; 121, auxiliary adjusting device; 1211, connecting block; 1212, limiting plate; 1213, guide column; 122, main adjusting device; 1221, connecting plate; 1222, hydraulic cylinder; 123, fixed plate; 13, damping device; 131, first spring; 132, first damping rod; 14, fixed roller; 15, moving roller; 16, buffer device; 161, buffer upper plate; 162, buffer lower plate; 163, auxiliary spring; 164, auxiliary damping rod; 165, main spring; 166, main damping rod; 17, protection mechanism; 171, second spring; 172, second damping rod; 173, moving block; 174, guide groove; 175, guide block; 176, shell; 177, support frame; 18, discharge port; 19, collection box. DETAILED DESCRIPTION

[0021] 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.

[0022] Please refer to Figures 1-4The utility model provides an embodiment: a kind of ore is used to roll sizer, including crusher shell 1, the upper end of crusher shell 1 is provided with feed inlet 2, the lower end of crusher shell 1 is provided with support plate 3, the lower end of support plate 3 is provided with buffer plate 4, the lower end of buffer plate 4 is provided with support foot 5, damping device 13 is provided between buffer plate 4 and support plate 3, fixed roll 14 and moving roll 15 are provided in crusher shell 1, connecting rod is provided in fixed roll 14 and moving roll 15, the connecting rod one end in fixed roll 14 is all penetrated and extends to the outside of crusher shell 1, the connecting rod both ends in moving roll 15 are all penetrated and extends to the outside of crusher shell 1, drive device is provided on the outside of fixed roll 14 and moving roll 15, the outside of connecting rod in moving roll 15 is all provided with protection mechanism 17, two groups of protection mechanism 17 outside are provided with adjusting mechanism 12, and adjusting mechanism 12 is set on support plate 3, by being provided with adjusting mechanism 12 outside protection mechanism 17, improve the active adjusting device 122 and auxiliary adjusting device 121 in adjusting mechanism 12 mutually cooperate, and buffer device 16 is provided at the front end of hydraulic cylinder 1222 in active adjusting device 122, improve the main spring 165 and main damping rod 166 that are provided in buffer device 16, cooperate four groups of auxiliary spring 163 and auxiliary damping rod 164 that are set around, to extend the service life of adjusting mechanism 12, to solve the work requirement that cannot face different crushing requirements, by being provided with spring group between support plate 3 and buffer plate 4, improve the array first spring 131 and first damping rod 132 that are provided in spring group, to reduce the noise pollution generated when crusher works, also prolong the service life of the whole parts of crusher.

[0023] Please refer to Figure 1 Drive device includes motor 6, motor support 7, speed reducer 8, small pulley 9, large pulley 10 and belt 11, motor support 7 is set on the upper end of support plate 3, motor 6 is set on motor support 7, motor 6 side is provided with speed reducer 8, speed reducer 8 side is provided with small pulley 9, large pulley 10 is set on connecting rod, large pulley 10 and small pulley 9 are provided with belt 11, so that the whole crusher is broken down work.

[0024] Please refer to Figure 2The adjusting mechanism 12 comprises a main adjusting device 122, an auxiliary adjusting device 121 and a fixed plate 123, the main adjusting device 122 comprises a connecting plate 1221 and a hydraulic cylinder 1222, the connecting plate 1221 is arranged on the fixed plate 123, the front end of the connecting plate 1221 is provided with the hydraulic cylinder 1222, the auxiliary adjusting device 121 comprises a connecting block 1211, a limiting plate 1212 and a guide column 1213, the connecting block 1211 is arranged on the connecting rod, the connecting block 1211 is internally provided with the guide column 1213, the guide column 1213 is arranged on the fixed plate 123, the guide column 1213 penetrates through one side of the connecting block 1211 and extends to the outside of the connecting block 1211, and the front end of the guide column 1213 is provided with the limiting plate 1212.

[0025] Please refer to Figure 3 The lower end of the crusher shell 1 is provided with a discharge port 18, and the lower end of the discharge port 18 is provided with a collecting box 19 for collecting and processing the crushed materials.

[0026] Please refer to Figure 4 The protection mechanism 17 comprises a second spring 171, a second damping rod 172, a moving block 173, a guide groove 174 and a guide block 175, the moving block 173 is arranged on the connecting rod, the outer side of the moving block 173 is provided with an outer shell 176, the outer shell 176 is internally provided with the guide groove 174, the guide groove 174 is provided with two groups, and the two groups are symmetrically arranged on the upper and lower sides of the moving block 173, the guide groove 174 is internally provided with the guide block 175, one side of the moving block 173 is provided with two groups of the second spring 171, the second spring 171 is internally provided with the second damping rod 172, and one end of the second damping rod 172 penetrates through and extends to the outside of the outer shell 176, the lower end of the outer shell 176 is provided with a support frame 177, when the unbreakable object falls between the fixed roller 14 and the moving roller 15, the unbreakable object can push away the moving block 173 and compress the second spring 171, so that a gap is formed between the fixed roller 14 and the moving roller 15, and the unbreakable object can pass through the gap, after the unbreakable object passes through the gap, the second spring 171 drives the moving block 173 to reset, and then the fixed roller 14 and the moving roller 15 keep the original gap.

[0027] Please refer to Figure 4The buffer device 16 includes an upper buffer plate 161, a lower buffer plate 162, an auxiliary spring 163, an auxiliary damping rod 164, a main spring 165, and a main damping rod 166. The upper buffer plate 161 is located at the front end of the hydraulic cylinder 1222, and the lower buffer plate 162 is located at the front end of the upper buffer plate 161. An auxiliary spring 163 is arranged between the upper buffer plate 161 and the lower buffer plate 162. There are four sets of auxiliary springs 163, and each of the four sets of auxiliary springs 163 contains an auxiliary damping rod 164. A main spring 165 is arranged between the four sets of auxiliary springs 163, and a main damping rod 166 is arranged within the main spring 165. The upper end of the main damping rod 166 passes through and extends to the front end of the lower buffer plate 162. The lower buffer plate 162 is located on the moving block 173, and the upper buffer plate 161 is located on the hydraulic cylinder 1222, which serves to protect the hydraulic cylinder 1222 and prevent the protection mechanism 17 from damaging the hydraulic cylinder 1222.

[0028] Please see Figure 2 The shock absorption device 13 includes a spring assembly, each spring assembly including a first spring 131 and a first damping rod 132. The first damping rod 132 is disposed inside the first spring 131, which serves to buffer the entire crusher and extend the service life of the crusher.

[0029] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. A pair of roll crusher for ore, comprising a crusher housing (1), characterized in that: The crusher shell (1) upper end is provided with feed inlet (2), the crusher shell (1) lower end is provided with support plate (3), the support plate (3) lower end is provided with buffer plate (4), the buffer plate (4) lower end is provided with support foot (5), the buffer plate (4) and support plate (3) between be provided with damping device (13), the crusher shell (1) is provided with fixed roller (14) and mobile roller (15), the fixed roller (14) and mobile roller (15) all are provided with connecting rod, the connecting rod one end in fixed roller (14) all penetrates and extends to the outside of crusher shell (1), the connecting rod both ends in mobile roller (15) all penetrates and extends to the outside of crusher shell (1), the fixed roller (14) and mobile roller (15) outside all are provided with drive device, the connecting rod outside in mobile roller (15) all are provided with protection mechanism (17), two groups of protection mechanism (17) outside are provided with adjusting mechanism (12), and adjusting mechanism (12) is provided on support plate (3).

2. A pair of roll crusher for ore according to claim 1, characterized in that: The drive device includes motor (6), motor support (7), speed reducer (8), small pulley (9), large pulley (10) and belt (11), the motor support (7) is provided on the upper end of support plate (3), the motor support (7) is provided with motor (6), one side of the motor (6) is provided with speed reducer (8), one side of the speed reducer (8) is provided with small pulley (9), the large pulley (10) is provided on the connecting rod, the large pulley (10) and small pulley (9) are provided with belt (11).

3. A roll crusher for ore according to claim 2, characterised in that: The adjusting mechanism (12) includes driving adjusting device (122), auxiliary adjusting device (121) and fixed plate (123), the driving adjusting device (122) includes connecting plate (1221) and hydraulic cylinder (1222), the connecting plate (1221) is provided on the fixed plate (123), the connecting plate (1221) front end is provided with hydraulic cylinder (1222), the front end of the hydraulic cylinder (1222) is provided with buffer device (16), the auxiliary adjusting device (121) includes connecting block (1211), limiting plate (1212) and guide column (1213), the connecting block (1211) is provided on the connecting rod, the connecting block (1211) is provided with guide column (1213), the guide column (1213) is provided on the fixed plate (123), one side of the guide column (1213) penetrates and extends to the outside of connecting block (1211), the front end of the guide column (1213) is provided with limiting plate (1212).

4. A roll crusher for ore according to claim 3, characterised in that: The crusher shell (1) lower end is provided with discharge port (18), the discharge port (18) lower end is provided with collection box (19).

5. A roll crusher for ore according to claim 4, characterised in that: The protection mechanism (17) comprises a second spring (171), a second damping rod (172), a moving block (173), a guide groove (174) and a guide block (175), the moving block (173) is arranged on the connecting rod, an outer shell (176) is arranged outside the moving block (173), the guide groove (174) is arranged in the outer shell (176), and two groups of the guide grooves (174) are symmetrically arranged on the upper and lower sides of the moving block (173); the guide block (175) is arranged in each of the two groups of the guide grooves (174); the moving block (173) is provided with two groups of second springs (171) on one side; the second spring (171) is provided with a second damping rod (172); and one end of the second damping rod (172) penetrates through and extends to the outside of the outer shell (176).

6. A roll crusher for ore according to claim 5, characterised in that: The buffer device (16) comprises a buffer upper plate (161), a buffer lower plate (162), an auxiliary spring (163), an auxiliary damping rod (164), a main spring (165) and a main damping rod (166), the buffer upper plate (161) is arranged at the front end of the hydraulic cylinder (1222), the buffer lower plate (162) is arranged at the front end of the buffer upper plate (161), the auxiliary spring (163) is arranged between the buffer upper plate (161) and the buffer lower plate (162), the auxiliary spring (163) is provided with four groups, the auxiliary spring (163) is provided with the auxiliary damping rod (164), the auxiliary spring (163) is provided with the main spring (165), the main spring (165) is provided with the main damping rod (166), the main damping rod (166) penetrates through and extends to the front end of the buffer lower plate (162), the buffer lower plate (162) is arranged on the moving block (173), and the buffer upper plate (161) is arranged on the hydraulic cylinder (1222).

7. A roll crusher for ore according to claim 6, characterised in that: The damping device (13) comprises a spring group, and each spring group comprises a first spring (131) and a first damping rod (132).