CN211755450U - Roll crusher capable of accurately adjusting spacing - Google Patents
Roll crusher capable of accurately adjusting spacing Download PDFInfo
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- CN211755450U CN211755450U CN202020427990.8U CN202020427990U CN211755450U CN 211755450 U CN211755450 U CN 211755450U CN 202020427990 U CN202020427990 U CN 202020427990U CN 211755450 U CN211755450 U CN 211755450U
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Abstract
The utility model discloses a roll crusher with accurate spacing adjustment, which comprises a frame and a roller arranged on the frame, wherein the roller comprises a movable roller and a fixed roller, sliding bearing seats are arranged at two ends of the movable roller, a main hydraulic cylinder and an auxiliary hydraulic cylinder are arranged on the frame and are respectively arranged at two sides of the sliding bearing seats, and the sliding bearing seats are horizontally pushed by the main hydraulic cylinder and the auxiliary hydraulic cylinder to realize the reduction and the increase of the spacing between the movable roller and the fixed roller; the frame middle part is equipped with middle square seat, is equipped with the gasket groove between middle square seat and the sliding bearing seat, and the gasket inslot is equipped with a plurality of adjustable shim that can dismantle fixed connection. The utility model discloses a minimum clearance between two rollers is fixed to adjusting shim's thickness, and accessible increase and decrease adjusting shim quantity realizes the increasement and the reduction of roll gap, and the energy storage ware promotes main hydraulic cylinder, and the cooperation adjusting shim carries out clearance adjustment between two rollers, and the energy storage ware plays the effect of steady voltage and benefit pressure simultaneously. The utility model has the advantages of simple structure, the preparation is convenient, and the cost is low, and later stage use is maintained conveniently.
Description
Technical Field
The utility model relates to a crushing equipment technical field, in particular to accurate spacing adjustment's roll crusher.
Background
The double-roll crusher (also known as double-roll crusher) has the advantages of simple structure, light weight, reliable work, low price, uniform product granularity and the like, is most common in iron ore crushing, iron works, smelting plants and other crushers of the type, is mainly used for crushing high-hardness and medium-low-hardness iron ore sinter blocks and materials with medium and high hardness in industrial departments such as lead, sinter building materials, refractory materials and the like, and is one of indispensable crushing devices in a sand making production line. The invention discloses a roll gap adjusting system of a crusher, which comprises a guide rail (1), a moving roller (12), a programmable controller, input equipment, two groups of adjustable bearing seats (2), a buffer hydraulic cylinder (3), a displacement sensor (4), a linear motor (5), an energy accumulator (6), a proportional pressure control valve (7), a one-way valve (8), an overflow valve (9) and a pressure sensor (10), wherein the two groups of adjustable bearing seats (2), the buffer hydraulic cylinder (3), the displacement sensor (4), the linear motor (5), the energy accumulator (6), the proportional pressure control valve (7), the one-way valve (8) and the overflow valve (9) are symmetrically arranged on two sides of the moving roller (12); a bearing is arranged in the adjustable bearing seat (2), the movable roller (12) penetrates through the bearing through an extending shaft, the adjustable bearing seat (2) and the linear motor (5) are slidably arranged on the guide rail (1), and the linear motor (5) is connected with the adjustable bearing seat (2) through a connecting rod and a nut; the buffer hydraulic cylinder (3) is fixed on the crusher frame, an extension rod of the buffer hydraulic cylinder (3) is connected to the adjustable bearing seat (2), and the buffer hydraulic cylinder (3) and the linear motor (5) are arranged in parallel; a displacement sensor (4) is connected between the linear motor (5) and the adjustable bearing seat (2); the pressure sensor (10) is electrically connected to the buffer hydraulic cylinder (3) and is arranged in the buffer hydraulic cylinder (3); the proportional pressure control valve (7), the overflow valve (9) and the one-way valve (8) are connected in parallel between the buffer hydraulic cylinder (3) and the energy accumulator (6); the programmable controller is electrically connected with the displacement sensor (4), the pressure sensor (10) and the input equipment. The crusher roll gap adjusting system controls the distance between the pair rolls through the programmable controller, and has the advantages of complex structure, high manufacturing cost and high maintenance difficulty and cost in the later use process.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an accurate spacing adjustment's roll crusher to solve the problem that exists among the foretell prior art.
The utility model adopts the following technical scheme:
a roll crusher capable of accurately adjusting the distance comprises a rack and a roller arranged on the rack, wherein the roller comprises a moving roller and a fixed roller, sliding bearing seats are arranged at two ends of the moving roller, a main hydraulic cylinder and an auxiliary hydraulic cylinder are arranged on the rack and are respectively arranged at two sides of each sliding bearing seat, and the main hydraulic cylinder and the auxiliary hydraulic cylinder horizontally push the sliding bearing seats to reduce and increase the distance between the moving roller and the fixed roller; the adjustable buffer device is characterized in that a middle square seat is arranged in the middle of the rack, a gasket groove is arranged between the middle square seat and the sliding bearing seat, and a plurality of detachable and fixedly connected adjusting gaskets are arranged in the gasket groove.
Furthermore, the number of the sliding bearing seats is two, the number of the main hydraulic cylinders is four, the number of the auxiliary hydraulic cylinders is two, the side edge of each sliding bearing seat is connected with the two main hydraulic cylinders up and down, and the other side edge of each sliding bearing seat is connected with one auxiliary hydraulic cylinder.
Further, still include the controller, master cylinder and vice pneumatic cylinder all are connected with the energy storage ware, and the energy storage ware is connected with the hydraulic pump, and the energy storage ware is equipped with pressure sensor, and pressure sensor is connected with the input of controller, and the hydraulic pump is connected with the output of controller.
Furthermore, the movable roller is connected with a universal joint transmission shaft through a sliding bearing seat, the universal joint transmission shaft is connected with a movable roller speed reducer, and the movable roller speed reducer is connected with a movable roller motor.
Furthermore, fixed bearing seats are arranged at two ends of the fixed roller, the fixed roller is connected with a fixed roller speed reducer through the fixed bearing seats, and the fixed roller speed reducer is connected with a fixed roller motor.
Furthermore, a hydraulic cylinder square seat is fixedly connected to the frame, and the main hydraulic cylinder and the auxiliary hydraulic cylinder are both installed on the hydraulic cylinder square seat.
Further, frame upper portion fixedly connected with guard shield, the guard shield is located the live roller and the fixed roll top, and guard shield upper portion is equipped with the feed inlet.
Further, the movable roller comprises a roller shaft, two symmetrical circular roller discs are fixedly connected to the roller shaft, a roller skin is fixedly connected to the periphery of each roller disc, and a plurality of parallel roller disc lead screws penetrate through each roller disc.
The utility model has the advantages as follows:
1. the utility model discloses a set up the gasket groove between middle square seat and the sliding bearing seat, a plurality of adjusting shim of fixed connection can be dismantled to the gasket inslot, through the minimum clearance between two rollers of adjusting shim's thickness fixation, accessible increase and decrease adjusting shim quantity realizes increasing and reducing of roll gap. The utility model has the advantages of simple structure, the preparation is convenient, and the cost is low, and later stage use is maintained conveniently.
2. The utility model discloses a be energy storage ware supplemental pressure through the hydraulic pump, the energy storage ware promotes main hydraulic cylinder, and the cooperation adjusting shim carries out clearance adjustment between two rollers, and the energy storage ware plays the effect of steady voltage and moisturizing simultaneously.
3. The utility model discloses a master cylinder realizes reducing the interval between action roller and the fixed roll, realizes increasing the interval between action roller and the fixed roll through vice pneumatic cylinder, and under the running state, master cylinder needs continuous work, and this structure can reduce the work load of master cylinder, prolongs the life of master cylinder. Meanwhile, when the distance between the movable roller and the fixed roller is increased by contraction of the main hydraulic cylinder, the main hydraulic cylinder and the sliding bearing seat are prevented from being loosened, the distance between the two rollers can be adjusted inaccurately, and the pressure is unstable. The special use of the main hydraulic cylinder and the auxiliary hydraulic cylinder is adopted, and the integral stability of the equipment is ensured.
4. The utility model discloses a master cylinder and vice pneumatic cylinder are two, make the sliding bearing frame synchronous propulsion on both sides, guarantee that the both ends interval of live roll and fixed roll keeps unanimous.
5. The utility model discloses a pressure sensor and controller guarantee main hydraulic cylinder and vice hydraulic cylinder normal work with the pressure control of energy storage ware in the certain limit.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a left side view of the present invention;
fig. 4 is a top view of the present invention;
fig. 5 is a schematic structural view of the middle moving roller of the present invention.
Shown in the figure: 1-frame, 2-energy accumulator, 3-hydraulic pump, 4-feed inlet, 5-sliding bearing seat, 6-main hydraulic cylinder, 7-moving roller motor, 8-universal joint transmission shaft, 9-moving roller speed reducer, 10-fixed roller motor, 11-fixed roller speed reducer, 12-fixed bearing seat, 13-adjusting gasket, 14-auxiliary hydraulic cylinder, 15-middle square seat, 16-roller disc screw, 17-shield, 18-roller shaft, 19-roller disc and 20-roller skin.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The technical solution of the present invention is further explained with reference to fig. 1 to 5.
The utility model provides an accurate spacing's roll crusher, includes frame 1 and installs the roller in frame 1, and the roller includes movable roll and fixed roll, and the movable roll both ends are equipped with sliding bearing seat 5. The number of the sliding bearing seats 5 is two, the number of the main hydraulic cylinders 6 is four, the number of the auxiliary hydraulic cylinders 14 is two, the two main hydraulic cylinders 6 are connected to the upper side and the lower side of each sliding bearing seat 5, and the auxiliary hydraulic cylinder 14 is connected to the other side of each sliding bearing seat 5. The distance between the movable roller and the fixed roller is reduced by the master cylinder 6, and the distance between the movable roller and the fixed roller is increased by the auxiliary cylinder 14. The middle part of the frame 1 is provided with a middle square seat 15, a gasket groove is arranged between the middle square seat 15 and the sliding bearing seat 5, and a plurality of detachable and fixedly connected adjusting gaskets 13 are arranged in the gasket groove.
The movable roller comprises a roller shaft 18, two symmetrical circular roller discs 19 are fixedly connected to the roller shaft 18, roller skins 20 are fixedly connected to the peripheries of the roller discs 19, and a plurality of parallel roller disc lead screws 16 penetrate through the roller discs 19.
The main hydraulic cylinder 6 and the auxiliary hydraulic cylinder 14 are both connected with an energy accumulator 2, the energy accumulator 2 is connected with a hydraulic pump 3, the energy accumulator 2 is provided with a pressure sensor, the pressure sensor is connected with the input end of the controller, and the hydraulic pump 3 is connected with the output end of the controller. The highest critical pressure and the lowest critical pressure are preset on the controller, the pressure sensor transmits the implementation pressure to the controller, the controller stops the hydraulic pump when the pressure is higher than the highest critical pressure, and the controller starts the hydraulic pump 3 to work when the pressure is lower than the lowest critical pressure so as to increase the pressure of the accumulator.
The movable roller is connected with a universal joint transmission shaft 8 through a sliding bearing seat 5, the universal joint transmission shaft 8 is connected with a movable roller speed reducer 9, and the movable roller speed reducer 9 is connected with a movable roller motor 7. The fixed roll is provided with fixed bearing seats 12 at two ends, the fixed roll is connected with a fixed roll speed reducer 11 through the fixed bearing seats 12, and the fixed roll speed reducer 11 is connected with a fixed roll motor 10.
The frame 1 is fixedly connected with a hydraulic cylinder square seat, and the main hydraulic cylinder 6 and the auxiliary hydraulic cylinder 14 are both arranged on the hydraulic cylinder square seat. The upper part of the frame 1 is fixedly connected with a protective cover 17, the protective cover 17 is positioned above the movable roller and the fixed roller, and the upper part of the protective cover 17 is provided with a feeding hole 4.
The working process of the utility model is as follows:
the utility model discloses before the use, set up highest critical pressure and minimum critical pressure in advance on the controller, pressure sensor will implement pressure and convey the controller, and the controller stops hydraulic pump work when pressure is higher than highest critical pressure, and the controller starts hydraulic pump work when pressure is less than minimum critical pressure, improves the pressure of energy storage ware. According to the required distance between the two rollers, the adjusting gasket is installed in the gasket groove, the sliding bearing seat is moved to the position of the adjusting gasket through the main hydraulic cylinder, and the adjustment of the distance between the two rollers is completed.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A roll crusher capable of accurately adjusting the distance comprises a rack and a roller arranged on the rack, and is characterized in that the roller comprises a moving roller and a fixed roller, sliding bearing seats are arranged at two ends of the moving roller, a main hydraulic cylinder and an auxiliary hydraulic cylinder are arranged on the rack and are respectively arranged at two sides of the sliding bearing seats, and the main hydraulic cylinder and the auxiliary hydraulic cylinder horizontally push the sliding bearing seats to reduce and increase the distance between the moving roller and the fixed roller; the adjustable buffer device is characterized in that a middle square seat is arranged in the middle of the rack, a gasket groove is arranged between the middle square seat and the sliding bearing seat, and a plurality of detachable and fixedly connected adjusting gaskets are arranged in the gasket groove.
2. A roll crusher according to claim 1, wherein there are two sliding bearing blocks, four main hydraulic cylinders, and two sub-hydraulic cylinders, and two main hydraulic cylinders are connected to each sliding bearing block at upper and lower sides thereof, and one sub-hydraulic cylinder is connected to the other sliding bearing block at the other side thereof.
3. A roll crusher with precise spacing adjustment according to claim 1, characterized in that it further comprises a controller, the main hydraulic cylinder and the auxiliary hydraulic cylinder are both connected with an energy accumulator, the energy accumulator is connected with a hydraulic pump, the energy accumulator is provided with a pressure sensor, the pressure sensor is connected with the input end of the controller, and the hydraulic pump is connected with the output end of the controller.
4. A precision spacing roll crusher as claimed in claim 1, wherein said movable roll is connected to a universal joint drive shaft through a sliding bearing block, the universal joint drive shaft is connected to a movable roll reducer, and the movable roll reducer is connected to a movable roll motor.
5. A roll crusher with precise spacing adjustment according to claim 1, wherein the fixed roll is provided with fixed bearing seats at both ends, the fixed roll is connected with a fixed roll reducer through the fixed bearing seats, and the fixed roll reducer is connected with a fixed roll motor.
6. A roll crusher with precise spacing adjustment according to claim 1, wherein the frame is fixedly connected with a square seat of a hydraulic cylinder, and the main hydraulic cylinder and the auxiliary hydraulic cylinder are both arranged on the square seat of the hydraulic cylinder.
7. A roll crusher with a precise gap adjustment according to claim 1, wherein a shield is fixedly connected to the upper portion of the frame, and is located above the movable roll and the fixed roll, and a feed inlet is formed at the upper portion of the shield.
8. The roll crusher of claim 1, wherein the movable roll comprises a roll shaft, two symmetrical circular roll discs are fixedly connected to the roll shaft, roll skins are fixedly connected to the outer peripheries of the roll discs, and a plurality of parallel roll disc screws are arranged on the roll discs in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020427990.8U CN211755450U (en) | 2020-03-30 | 2020-03-30 | Roll crusher capable of accurately adjusting spacing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020427990.8U CN211755450U (en) | 2020-03-30 | 2020-03-30 | Roll crusher capable of accurately adjusting spacing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211755450U true CN211755450U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020427990.8U Active CN211755450U (en) | 2020-03-30 | 2020-03-30 | Roll crusher capable of accurately adjusting spacing |
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| CN (1) | CN211755450U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115364934A (en) * | 2022-08-02 | 2022-11-22 | 燕山大学 | Stone crushing device |
-
2020
- 2020-03-30 CN CN202020427990.8U patent/CN211755450U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115364934A (en) * | 2022-08-02 | 2022-11-22 | 燕山大学 | Stone crushing device |
| CN115364934B (en) * | 2022-08-02 | 2023-05-23 | 燕山大学 | Stone crushing device |
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