CN111889191B - Impact type movable crushing station - Google Patents

Impact type movable crushing station Download PDF

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Publication number
CN111889191B
CN111889191B CN202010758783.5A CN202010758783A CN111889191B CN 111889191 B CN111889191 B CN 111889191B CN 202010758783 A CN202010758783 A CN 202010758783A CN 111889191 B CN111889191 B CN 111889191B
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China
Prior art keywords
reamer
frame
impact
motor
blade
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CN202010758783.5A
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CN111889191A (en
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王连新
万里荣
祝明开
朱建阳
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Hangzhou Hexing Machine Co ltd
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Hangzhou Hexing Machine Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/02—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft
    • B02C13/06—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor
    • B02C13/09—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor and throwing the material against an anvil or impact plate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/20—Disintegrating by mills having rotary beater elements ; Hammer mills with two or more co-operating rotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26—Details
    • B02C13/28—Shape or construction of beater elements
    • B02C13/2804—Shape or construction of beater elements the beater elements being rigidly connected to the rotor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C21/00—Disintegrating plant with or without drying of the material
    • B02C21/02—Transportable disintegrating plant
    • B02C21/026—Transportable disintegrating plant self-propelled

Abstract

The invention relates to a crusher and discloses an impact type mobile crushing station, which comprises a base, wherein an impact type crusher is arranged on the base, the impact type crusher comprises a shell, and a first reamer is arranged in the shell; the impact crusher also comprises a second reamer, the rotating direction of the second reamer is opposite to that of the first reamer, second cutter rings are uniformly distributed on the circumferential side wall of the second reamer, the number of the first cutter rings which are more than that of the second cutter rings is fixed on the circumferential side wall of the first reamer, an annular groove is formed between every two adjacent first cutter rings, and one end of each second cutter ring extends into the annular groove. This broken station has add the second reamer to the second cutter ring of second reamer carries out the recrushage in stretching into the annular groove of first reamer, thereby makes the broken more thin of material, and thinner material passes through the clearance output between first cutter ring and the second cutter ring, does not pass through the gap output between second cutter ring both sides and the casing by broken material.

Description

Impact type movable crushing station
Technical Field
The invention relates to a crusher, in particular to a reaction type movable crushing station.
Background
The movable crusher is common in mines and quarries at present, and the movable crusher can be lifted and moved by large equipment because the driven crusher is fixed and cannot be moved, and can be automatically propelled along with the excavation progress. The existing mobile crushing station has a counterattack type and a jaw type, and the application mainly aims at the mobile crushing station of the counterattack type, such as the mobile counterattack type crushing station of application number 201610501622.1, the crushing station can only separate a thin material, the thick material is crushed again through a side feed back conveyer belt, but the materials with different diameter specifications need to be used in some places, so that the thin material and another thinner material need to be separated, the materials with one specification can only be sorted in the existing crushing station, and the practicability is poor.
Disclosure of Invention
The invention provides a reaction type movable crushing station aiming at the defect that materials with various specifications cannot be separated in the prior art.
In order to solve the technical problem, the invention is solved by the following technical scheme:
the impact type mobile crushing station comprises a base, wherein a first motor, a vibration feeding hopper and an impact type crusher are mounted on the base, the first motor is connected with the impact type crusher through a first belt pulley, a feeding port of the vibration feeding hopper is communicated with a feeding port of the impact type crusher, the impact type crusher comprises a shell and two adjusting devices, a first reamer, a first impact plate and a second impact plate are mounted in the shell, the two adjusting devices are mounted on the shell and extend into the shell to be hinged with the first impact plate and the second impact plate respectively, and the first motor is connected with the first reamer through a belt pulley and drives the first reamer to rotate; the impact crusher also comprises a second reamer and a second motor, the second motor is connected with the second reamer and drives the second reamer to rotate, the rotating direction of the second reamer is opposite to that of the first reamer, the second cutter rings are uniformly distributed on the circumferential side wall of the second reamer, the number of the second cutter rings is at least one circle, the first cutter rings are fixed on the circumferential side wall of the first reamer, the number of the first cutter rings is one circle more than that of the second cutter rings, an annular groove is formed between the adjacent first cutter rings, and one end of each second cutter ring extends into the annular groove.
This broken station has add the second reamer to the second cutter ring of second reamer carries out the recrushage in stretching into the annular groove of first reamer, thereby makes the broken more thin of material, and thinner material passes through the clearance output between first cutter ring and the second cutter ring, does not pass through the gap output between second cutter ring both sides and the casing by broken material. The equipment forms materials of three specifications, one is the materials which are smashed by the first reamer and reach the specified size specification, the other is the materials which are smashed by the first reamer and do not reach the specified size specification, and the other is the materials which are smashed again by the combination of the first reamer and the second reamer. Therefore, the crushing station can output materials with three dimensions, and materials with different dimensions and diameters can be conveniently used in different building occasions. The crushing station is high in working efficiency and strong in practicability.
Preferably, the first cutter ring is provided with at least six first blades, the second cutter ring is provided with at least six second blades, the first blades and the second blades contain C, Mn, Si, Cr and Ti, wherein the mass fraction of C is more than or equal to 1.3 percent and less than or equal to 1.5 percent, and the mass fraction of Mn is more than or equal to 13.5 percent and less than or equal to WMnNot more than 15.5 percent, and the mass fraction of Si is not less than 0.2 percent and not more than WSiNot more than 0.3 percent, and the mass fraction of Cr is not less than 0.01 percent and not more than WCrNot more than 0.05 percent, and the mass fraction of Ti is not less than 0.02 percent and not more than WTi≤0.06％。
When the mass fraction of C is between 1.3 and Wc and between 1.5 percent, the hardness, yield strength and wear resistance of the steel are increased along with the increase of the mass fraction of carbon; when the mass fraction of Mn is more than or equal to 13.5 percent and WMnWhen the content is less than or equal to 15.5 percent, the strength and the wear resistance of the steel are correspondingly increased along with the increase of the mass fraction of manganese; when the mass fraction of Si is more than or equal to 0.2 percent and less than or equal to WSiWhen the content is less than or equal to 0.3 percent, the steel is not easy to crack and has good toughness; cr and Ti are all trace elements, and when the mass fraction of Cr is more than or equal to 0.01 percent and less than or equal to WCrNot more than 0.05 percent, and the mass fraction of Ti is not less than 0.02 percent and not more than WTiLess than or equal to 0.06 percent, solid solution strengthening the matrix, refining grains, reducing the number of inclusions and carbides, improving the shapes and distribution of the inclusions and the carbides, enhancing the deformation hardening capacity and improving the initial hardness of the material.
Preferably, one end of each first blade is a first arc-shaped portion, the other end of each first blade is a first vertical portion, the first arc-shaped portion of each first blade on the same ring is connected with the first vertical portion of the adjacent first blade, the rotating direction of each first reamer is the front end, the first vertical portion of each first blade is arranged at the front end of the corresponding first arc-shaped portion, and the height from the first arc-shaped portion to the first vertical portion is gradually increased.
First vertical portion is when first arc portion front end, and the material can be quick is hit by first vertical portion and is driven on first counterattack board and the second counterattack board.
Preferably, one end of the second blade is a second arc-shaped portion, the other end of the second blade is a second vertical portion, the second arc-shaped portion of the second blade on the same circle is connected with the second vertical portion of the second blade adjacent to the second arc-shaped portion, the rotating direction of the second reamer is the front end, the second arc-shaped portion on the second blade is arranged at the front end of the second vertical portion, and the height from the second arc-shaped portion to the second vertical portion is gradually increased. The second arc-shaped part is arranged at the front end of the second vertical part, so that the first reamer and the second reamer can combine to crush smaller materials conveniently.
Preferably, the adjusting device comprises a third motor, a sleeve, a screw rod, a support and a hook, the third motor is installed at the upper end of the shell, an output shaft of the third motor is fixedly connected with one end of the sleeve, a thread is arranged in the sleeve, the screw rod extends into the other end of the sleeve and is in threaded connection with the other end of the sleeve, the other end of the sleeve is fixed on the support, the support is fixed on the shell and is arranged below the third motor, the screw rod penetrates through the shell and is fixedly connected with the hook, and the hook is hinged with the first counterattack plate or the second counterattack plate at the corresponding end.
The position adjustment of the traditional first impact plate and the second impact plate is adjusted through a screw or an air cylinder or an oil cylinder, the screw is adjusted through manual operation, and the operation is complicated. Although the adjustment of the air cylinder or the oil cylinder is labor-saving, the control precision is low, and the first impact plate and the second impact plate need to be adjusted to set positions and need to be operated repeatedly. The sleeve pipe of this device through the built-in screw of third motor drive rotates, and the sleeve pipe rotates and drives the lead screw flexible to the position of first counterattack board of control and second counterattack board that can be accurate.
Preferably, the base is provided with a fine material conveying device, a coarse material conveying device, a return material conveying device, a discharging device and a vibrating screen, the discharging device is connected with the impact crusher and conveys crushed materials to the vibrating screen, the vibrating screen comprises a fine mesh layer and a coarse mesh layer, a channel between the fine mesh layer and the coarse mesh layer is a coarse material channel, the fine material conveying device is arranged under the fine mesh layer, a conveying port of the coarse material conveying device is communicated with the coarse material channel, the return material conveying device is communicated with the upper end face of the coarse mesh layer, and the return material conveying device is communicated with the vibrating hopper.
The shale shaker is double-deck net, can select thin material and thick material, and thin material conveyor can export thin material, and thick material conveyor can export thick material, and feed back conveyor can carry the vibratory feed hopper again with the material that is not conform to the regulation. Meanwhile, the traditional crushing station only has two conveying devices, namely a fine material conveying device and a return material conveying device, and does not have a coarse material conveying device for conveying coarse materials which are thicker than the fine materials. This broken station has increased coarse fodder conveyor to make this broken station can carry the material of carrying multiple compound specification and dimension, broken station output is high, and is efficient.
Preferably, the support frame is fixed on the shell and comprises two door frame-shaped support columns, a connecting rod is fixed between the two support columns, the discharging device is fixed at the lower end of the connecting rod, the vibrating screen further comprises a screen frame, stabilizing devices are fixed on two outer side walls of the screen frame and comprise a fixing plate, a support, a cylinder, a guide pipe and a guide rod, the fixing plate is vertically fixed on the support columns, one end of the support is hinged to the fixing plate, the cylinder is installed at the other end of the support, a telescopic rod of the cylinder is hinged to the screen frame, the guide pipe is fixed on the support and arranged below the cylinder, one end of the guide rod stretches into the guide pipe, and the other end of the guide rod is hinged to the screen frame.
The stabilizing device enables the vibrating screen to be good in stability in vibrating, the vibrating screen is traditionally stabilized only through the air cylinder, but the vibrating screen is poor in stability when working due to the fact that the vibrating frequency of the vibrating screen is large and the equipment is large. In order to overcome the problem, the device is also provided with the guide pipe and the guide rod, and when the vibrating screen vibrates, the guide rod is stretched in the guide pipe, so that the working stability of the vibrating screen is improved.
Preferably, the coarse material conveying device comprises a coarse material conveying frame, an adjusting frame is installed between the coarse material conveying frame and the supporting frame, the adjusting frame comprises a connecting frame, a rack and a driving device, adjusting pipes are arranged on two sides of the end portion, close to the coarse material conveying frame, of the connecting frame, one end of the rack is hinged to the coarse material conveying frame, the other end of the rack extends into the adjusting pipes, an opening is formed in the upper end portion of each adjusting pipe, the driving device comprises a gear, a turbine, a worm and a fourth motor, the fourth motor is fixed to the connecting frame, an output shaft of the fourth motor is fixedly connected with the worm, the worm is meshed with the turbine, gears are installed on the openings of the two adjusting pipes, the gears are meshed with the rack through the openings, a connecting rod is fixed between the two gears, and the connecting rod passes through the center of the turbine and is fixedly connected with the connecting rod.
The inclination angle of the coarse material conveying frame can be automatically adjusted through the adjusting frame, the coarse material conveying frame and the adjusting frame are adjusted through the gear and the rack, and the adjusting precision is high. Both sides of the adjusting frame can be adjusted through the gear and the rack, and the adjusting stability is high. The worm wheel and the worm can enable the gears on the two sides of the adjusting frame to rotate synchronously, so that the adjusting frame can smoothly and stably control the inclination angle of the coarse material conveying frame.
Due to the adoption of the technical scheme, the invention has the remarkable technical effects that:
this broken station has add the second reamer to the second cutter ring of second reamer carries out the recrushage in stretching into the annular groove of first reamer, thereby makes the broken more thin of material, and thinner material passes through the clearance output between first cutter ring and the second cutter ring, does not pass through the gap output between second cutter ring both sides and the casing by broken material. The equipment forms materials of three specifications, one is the materials which are smashed by the first reamer and reach the specified size specification, the other is the materials which are smashed by the first reamer and do not reach the specified size specification, and the other is the materials which are smashed again by the combination of the first reamer and the second reamer. Therefore, the crushing station can output materials with three dimensions, and materials with different dimensions and diameters can be conveniently used in different building occasions. The crushing station is high in working efficiency and strong in practicability.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the structure of the impact crusher of fig. 1.
Fig. 3 is a schematic structural view of the first reamer of fig. 2.
Fig. 4 is a schematic view of the second reamer of fig. 2.
Fig. 5 is a partially enlarged view of a in fig. 1.
Fig. 6 is a partially enlarged view of B in fig. 1.
The names of the parts indicated by the numerical references in the above figures are as follows: wherein, 10-base, 11-first motor, 12-vibration hopper, 13-impact crusher, 14-fine material conveying device, 15-coarse material conveying device, 16-feed back conveying device, 17-discharging device, 18-vibration screen, 19-supporting frame, 20-stabilizing device, 21-adjusting frame, 131-shell, 132-adjusting device, 133-first reamer, 134-first impact plate, 135-second impact plate, 136-second reamer, 151-coarse material conveying frame, 181-sieve frame, 191-supporting column, 192-connecting rod, 201-fixing plate, 202-bracket, 203-cylinder, 204-conduit, 205-guide rod, 211-connecting frame, 212-bracket, 213-driving device, 1321-third motor, 1321-sleeve, 1323-lead screw, 1324-support, 1325-hook, 1331-first cutter ring, 1332-annular groove, 1363-first cutter blade, 1361-second cutter ring, 1321-second cutter ring, 1323-lead screw, 1324-support, 1325-hook, 2111-adjusting tube, 2131-gear, 2132-turbine, 2133-worm, 2134-fourth motor, 2135-connecting rod, 13611-second blade, 13331-first arc portion, 13332-first vertical portion, 21111-opening, 136111-second arc portion, 136112-second vertical portion.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Example 1
Impact type removes broken station, as shown in fig. 1-6, including base 10, be fixed with crawler wheel under the base 10, install first motor 11, vibratory feed hopper 12 and impact crusher 13 on the base 10, first motor 11 passes through first belt pulley connection with impact crusher 13, and first motor 11 drive impact crusher 13 rotates to make impact crusher 13 carry out the breakage to the ore. The feed opening of the vibratory feed hopper 12 is communicated with the feed opening of the impact crusher 13, the vibratory feed head 12 is used for storing ores which are just mined, and the vibratory feed hopper 12 vibrates and conveys the ores to the impact crusher 113. The impact crusher 13 comprises a housing 131 and two adjusting devices 132, wherein a first reamer 133, a first impact plate 134 and a second impact plate 135 are mounted in the housing 131, the two adjusting devices 132 are mounted on the housing 131 and extend into the housing 131 to be hinged with the first impact plate 134 and the second impact plate 135 respectively, and the adjusting devices 132 can adjust the inclination angles of the first impact plate 134 and the second impact plate 135. The first motor 11 is connected with the first reamer 133 through a belt pulley and drives the first reamer to rotate; the impact crusher 13 further comprises a second reamer 136 and a second motor, wherein the second motor is connected with the second reamer 136 and drives the second reamer 136 to rotate, the second reamer 136 is arranged on the side of the first reamer 133, and the rotating direction of the second reamer 136 is opposite to that of the first reamer 133, so that fine ores can be output through a gap between the second reamer 136 and the first reamer 133. The circumferential side wall of the second reamer 136 is uniformly provided with one circle of second cutter rings 1361, the circumferential side wall of the first reamer 133 is fixed with one circle of first cutter rings 1331 which is more than the second cutter rings 1361, namely the first cutter rings 1331 are two circles, an annular groove 1332 is formed between the two first cutter rings 1331, and when the second cutter rings 1361 rotate, one end of the second cutter rings 1361 extends into the annular groove 1332. The second reamer 136 is additionally arranged in the crushing station, and the second cutter ring 1361 of the second reamer 136 extends into the annular groove 1332 of the first reamer 133 to be crushed for the second time, so that the materials are crushed more finely, the finer materials are output through a gap between the first cutter ring 1331 and the second cutter ring 1361, and the materials which are not crushed are output through gaps between two sides of the second cutter ring 1361 and the shell 131. The apparatus forms three kinds of materials, one is a material crushed to a predetermined size by the first reamer 133, one is a material crushed not to a predetermined size by the first reamer 133, and the other is a material re-crushed by the combination of the first reamer 133 and the second reamer 136. Therefore, the crushing station can output materials with three dimensions, and materials with different dimensions and diameters can be conveniently used in different building occasions. The crushing station is high in working efficiency and strong in practicability.
Eight first blades 1333 are arranged on the first cutter ring 1331, ten second blades 13611 are arranged on the second cutter ring 1361, and the first blades 1333 and the second blades 13611 contain C, Mn, Si, Cr and Ti, wherein the mass fraction Wc of the C is 1.3%, and when the mass fraction Wc is less than 1.3%, the hardness of the steel is low, the yield strength is also low, and the wear resistance is also poor. Manganese is an overheating sensitive element and promotes the rapid growth of austenite dendritic crystals in the solidification process of castings, and the mass fraction W of MnMn13.5 percent, high strength of the steel and good wear resistance. The silicon plays a role in deoxidizing in the high manganese steelMass fraction W of SiSi0.2%, when its mass fraction WSi<At 0.2%, deoxidation of the molten steel is insufficient, so that the mass fraction of manganese oxide is increased, and heat cracking is generated. The mass fraction WCr of Cr is 0.01%, the mass fraction WTi is 0.02%, the matrix is strengthened by solid solution, the crystal grains are refined, the number of inclusions and carbides is reduced, the shapes and the distribution of the inclusions and the carbides are improved, the deformation hardening capacity is enhanced, and the initial hardness of the material is improved.
The first blade 1333 has one end being a first arc-shaped portion 13331 and the other end being a first vertical portion 13332, the first arc-shaped portion 13331 of the first blade 1333 on the same ring is connected with the first vertical portion 13332 of the adjacent first blade 1333, the direction of rotation of the first reamer 133 is the front end, the first vertical portion 13332 on the first blade 1333 is arranged at the front end of the first arc-shaped portion 13331, and the height from the first arc-shaped portion 13331 to the first vertical portion 13332 is gradually increased. When the first vertical portion 13332 is located at the front end of the first arc-shaped portion 13331, the material can be quickly hit by the first vertical portion 13332 and move the first impact plate 134 and the second impact plate 135.
One end of the second blade 13611 is a second arc-shaped portion 136111, the other end thereof is a second vertical portion 136112, the second arc-shaped portion 136111 of the second blade 13611 on the same ring is connected with the second vertical portion 136112 of the second blade 13611 adjacent to the second arc-shaped portion 136111, the direction of rotation of the second reamer 136 is the front end, the second arc-shaped portion 136111 on the second blade 13611 is arranged at the front end of the second vertical portion 136112, and the height from the second arc-shaped portion 136111 to the second vertical portion 136112 is gradually increased. The second arc-shaped portion 136111 is arranged at the front end of the second vertical portion 136112, so that the first reamer 133 and the second reamer 136 can be conveniently combined to crush smaller materials.
The adjusting device 132 comprises a third motor 1321, a sleeve 1322, a screw 1323, a support 1324 and a hook 1325, the third motor 1321 is mounted at the upper end of the housing 131, an output shaft of the third motor 1321 is fixedly connected with one end of the sleeve 1322 and drives the sleeve 1322 to rotate, a thread is arranged in the sleeve 1322, the screw 1323 extends into the other end of the sleeve 1322 and is connected with the thread, the sleeve 1322 rotates so that the screw 1323 is extended and retracted in the sleeve 1322, the other end of the sleeve 1322 is fixed on the support 1324, the support 1324 is fixed on the housing 131 and is arranged below the third motor 1321, the screw 1323 penetrates through the housing 131 and is fixedly connected with the hook 1325, and the hook 1325 is hinged with the first counterattack plate 134 or the second counterattack plate 135 at the corresponding end. The screw 1323 can drive the first impact plate 134 and the second impact plate 135 to rotate around respective shafts when extending and contracting, so that the inclination angles of the first impact plate 134 and the second impact plate 135 can be adjusted.
The base 10 is provided with a fine material conveying device 14, a coarse material conveying device 15, a material returning conveying device 16, a discharging device 17 and a vibrating screen 18, and the fine material conveying device 14, the coarse material conveying device 15 and the material returning conveying device 16 are all conveyed through a belt. The discharging device 17 is used for outputting the crushed ores, the discharging device 17 is connected with the impact crusher 13 and conveys the crushed materials to the vibrating screen 18, the vibrating screen 18 comprises a fine mesh layer and a coarse mesh layer, a channel between the fine mesh layer and the coarse mesh layer is a coarse material channel, the fine material conveying device 14 is arranged right below the fine mesh layer, and the fine mesh layer screens out the fine ores and outputs the fine ores through the fine material conveying device 14. The conveying port of the coarse material conveying device 15 is communicated with the coarse material channel, and coarse ores meeting the specified size are conveyed to the engineering vehicle through the coarse material conveying device 15. The feed back conveying device 16 is communicated with the upper end face of the coarse mesh layer, and the feed back conveying device 16 is communicated with the vibration feeding hopper 12.
The supporting frame 19 is fixed on the shell 131, the supporting frame 19 comprises two doorframe-shaped supporting columns 191, a connecting rod 192 is fixed between the two supporting columns 191, the discharging device 17 is fixed at the lower end of the connecting rod 192, the vibrating screen 18 further comprises a screen frame 181, stabilizing devices 20 are fixed on two outer side walls of the screen frame 181, each stabilizing device 20 comprises a fixing plate 201, a support 202, an air cylinder 203, a guide pipe 204 and a guide rod 205, the fixing plate 201 is vertically fixed on the supporting columns 191, one end of the support 202 is hinged to the fixing plate 201, the air cylinder 203 is installed at the other end of the support 202, a telescopic rod of the air cylinder 203 is hinged to the screen frame 181, the guide pipe 204 is fixed on the support 202 and arranged below the air cylinder 203, one end of the guide rod 205 extends into the guide pipe 204, and the other end of the guide rod is hinged to the screen frame 181.
The coarse material conveying device 15 comprises a coarse material conveying frame 151, an adjusting frame 21 is arranged between the coarse material conveying frame 151 and the supporting frame 19, the adjusting frame 21 comprises a connecting frame 211, a rack 212 and a driving device 213, adjusting pipes 2111 are arranged on two sides of the end part of the connecting frame 211 close to the coarse material conveying frame 151, one end of the rack 212 is hinged on the coarse material conveying frame 151, the other end of the adjusting pipe is inserted into an adjusting pipe 2111, an opening 21111 is arranged at the upper end part of the adjusting pipe 2111, the driving device 213 comprises a gear 2131, a turbine 2132, a worm 2133 and a fourth motor 2134, the fourth motor 2134 is fixed on the connecting frame 211, an output shaft of the fourth motor 2134 is fixedly connected with the worm 2133, the worm 2133 is meshed with the turbine 2132, the gears 2131 are arranged on the openings 21111 of the two adjusting pipes 2111, the gear 2131 is meshed with the rack 212 through the opening 21111, a connecting rod 2135 is fixed between the two gears 2131, and the connecting rod 2135 passes through the center of the turbine 2132 and is fixedly connected with the center. The inclination angle of the coarse material conveying frame 151 can be automatically adjusted by the adjusting frame 21, and the inclination angle of the coarse material conveying frame and the adjusting frame is adjusted by the gear 2131 and the rack 212, so that the adjusting precision is high. Both sides of the adjusting frame 21 can be adjusted through the gear 2131 and the rack 212, and the adjusting stability is high. The worm wheel 2132 and the worm 2133 can enable the gears 2131 on the two sides of the adjusting frame 21 to synchronously rotate, so that the adjusting frame 21 can smoothly and stably control the inclination angle of the coarse material conveying frame 151.
Example 2
The embodiment 2 has substantially the same features as the embodiment 1, except that eight first blades 1333 are provided on the first blade ring 1331, ten second blades 13611 are provided on the second blade ring 1361, and the first blades 1333 and the second blades 13611 contain C, Mn, Si, Cr and Ti, wherein the mass fraction Wc of C is 1.4%, and the mass fraction W of Mn is 1.4%Mn14.5% by mass of SiSi0.25%, mass fraction W of CrCr0.03 percent, and the mass fraction W of TiTiIs 0.04%.
Example 3
The embodiment 3 has substantially the same features as the embodiment 1, except that eight first blades 1333 are provided on the first blade ring 1331, ten second blades 13611 are provided on the second blade ring 1361, and the first blades 1333 and the second blades 13611 contain C, Mn, Si, Cr and Ti, wherein the mass fraction Wc of C is 1.5%. When W isMn>At 15.5%, coarse columnar crystals are likely to be formed, and the mass fraction W of MnMnIs 15.5 percent. When W isSi>At 0.3%, the carbide precipitated along the grain boundaries increases significantly, and coarsens and enlarges the carbide, resulting in a sharp decrease in toughness and a mass fraction W of SiSi0.3%, mass fraction W of CrCr0.05%, and the mass fraction W of TiTiIs 0.06%.

Claims (7)

1. Impact type movable crushing station, which comprises a base (10), wherein a first motor (11), a vibration hopper (12) and an impact type crusher (13) are installed on the base (10), the first motor (11) is connected with the impact type crusher (13) through a first belt pulley, a feed port of the vibration hopper (12) is communicated with a feed port of the impact type crusher (13), the impact type crusher (13) comprises a shell (131) and two adjusting devices (132), a first reamer (133) is installed in the shell (131), the device comprises a first impact plate (134) and a second impact plate (135), two adjusting devices (132) are mounted on a shell (131) and extend into the shell (131) to be respectively hinged with the first impact plate (134) and the second impact plate (135), and a first motor (11) is connected with a first reamer (133) through a belt pulley and drives the first reamer (133) to rotate; the method is characterized in that: the impact crusher (13) further comprises a second reamer (136) and a second motor, the second motor is connected with the second reamer (136) and drives the second reamer (136) to rotate, the rotating direction of the second reamer (136) is opposite to that of the first reamer (133), second cutter rings (1361) with at least one circle in number are uniformly distributed on the circumferential side wall of the second reamer (136), first cutter rings (1331) with one circle more than that of the second cutter rings (1361) in number are fixed on the circumferential side wall of the first reamer (133), an annular groove (1332) is formed between every two adjacent first cutter rings (1331), and one end of each second cutter ring (1361) extends into the annular groove (1332); a supporting frame (19) is fixed on the shell (131), the coarse material conveying device (15) comprises a coarse material conveying frame (151), an adjusting frame (21) is installed between the coarse material conveying frame (151) and the supporting frame (19), the adjusting frame (21) comprises a connecting frame (211), a rack (212) and a driving device (213), adjusting pipes (2111) are arranged on two sides of the end portion, close to the coarse material conveying frame (151), of the connecting frame (211), one end of the rack (212) is hinged to the coarse material conveying frame (151), the other end of the rack extends into the adjusting pipes (2111), an opening (21111) is formed in the upper end portion of each adjusting pipe (2111), the driving device (213) comprises a gear (2131), a turbine (2132), a worm (2133) and a fourth motor (2134), the fourth motor (2134) is fixed on the connecting frame (211), the worm of the fourth motor (2134) is fixedly connected with an output shaft (2133), and the turbine (2133) is meshed with the turbine (2132), the two adjusting pipes (2111) are provided with a gear (2131) on the opening (21111), the gear (2131) is meshed with the rack (212) through the opening (21111), a connecting rod (2135) is fixed between the two gears (2131), and the connecting rod (2135) passes through the center of the turbine (2132) and is fixedly connected with the turbine.
2. The impact mobile crushing station of claim 1 wherein: the first cutter ring (1331) is provided with at least six first blades (1333), the second cutter ring (1361) is provided with at least six second blades (13611), the first blades (1333) and the second blades (13611) contain C, Mn, Si, Cr and Ti, wherein the mass fraction of C is more than or equal to 1.3% and less than or equal to 1.5%, and the mass fraction of Mn is more than or equal to 13.5% and less than or equal to WMnNot more than 15.5 percent, and the mass fraction of Si is not less than 0.2 percent and not more than WSiNot more than 0.3 percent, and the mass fraction of Cr is not less than 0.01 percent and not more than WCrNot more than 0.05 percent, and the mass fraction of Ti is not less than 0.02 percent and not more than WTi≤0.06％。
3. The impact mobile crushing station of claim 2 wherein: one end of the first blade (1333) is a first arc-shaped part (13331), the other end of the first blade is a first vertical part (13332), the first arc-shaped part (13331) of the first blade (1333) on the same ring is connected with the first vertical part (13332) of the adjacent first blade (1333), the rotating direction of the first reamer (133) is the front end, the first vertical part (13332) on the first blade (1333) is arranged at the front end of the first arc-shaped part (13331), and the height from the first arc-shaped part (13331) to the first vertical part (13332) is gradually increased.
4. The impact mobile crushing station of claim 2 wherein: one end of the second blade (13611) is a second arc-shaped part (136111), the other end of the second blade is a second vertical part (136112), the second arc-shaped part (136111) of the second blade (13611) on the same ring is connected with the second vertical part (136112) of the adjacent second blade (13611), the rotating direction of the second reamer (136) is the front end, the second arc-shaped part (136111) on the second blade (13611) is arranged at the front end of the second vertical part (136112), and the height from the second arc-shaped part (136111) to the second vertical part (136112) is gradually increased.
5. The impact mobile crushing station of claim 1 wherein: the adjusting device (132) comprises a third motor (1321), a sleeve (1322), a screw rod (1323), a support (1324) and a hook (1325), the third motor (1321) is installed at the upper end part of the shell (131), an output shaft of the third motor (1321) is fixedly connected with one end of the sleeve (1322), threads are arranged in the sleeve (1322), the screw rod (1323) extends into the other end of the sleeve (1322) and is in threaded connection with the other end of the sleeve (1322), the other end of the sleeve (1322) is fixed on the support (1324), the support (1324) is fixed on the shell (131) and is arranged below the third motor (1321), the screw rod (1323) penetrates through the shell (131) and is fixedly connected with the hook (1325), and the hook (1325) is hinged with the first counterattack plate (134) or the second counterattack plate (135) at the corresponding end.
6. The impact mobile crushing station of claim 1 wherein: install fine material conveyor (14) on base (10), coarse fodder conveyor (15), feed back conveyor (16), discharging device (17) and shale shaker (18), discharging device (17) are connected with counterattack breaker (13) and give shale shaker (18) with broken material, shale shaker (18) are including fine mesh layer and coarse mesh layer, the passageway between fine mesh layer and the coarse mesh layer is the coarse fodder passageway, fine material conveyor (14) are established under the fine mesh layer, the delivery port and the coarse fodder passageway intercommunication of coarse material conveyor (15), feed back conveyor (16) and the up end intercommunication on coarse mesh layer, feed back conveyor (16) and vibratory feed hopper (12) intercommunication.
7. The impact mobile crushing station of claim 6 wherein: the support frame (19) comprises two doorframe-shaped support columns (191), a connecting rod (192) is fixed between the two support columns (191), the discharging device (17) is fixed at the lower end of the connecting rod (192), the vibrating screen (18) further comprises a screen frame (181), two outer side walls of the screen frame (181) are both fixed with stabilizing devices (20), each stabilizing device (20) comprises a fixing plate (201), a support (202), a cylinder (203), a guide pipe (204) and a guide rod (205), the fixing plate (201) is vertically fixed on the support columns (191), one end of the support (202) is hinged with the fixing plate (201), the other end of the guide rod is provided with an air cylinder (203), an expansion rod of the air cylinder (203) is hinged with the sieve frame (181), the guide pipe (204) is fixed on the bracket (202) and arranged below the air cylinder (203), one end of the guide rod (205) extends into the guide pipe (204), and the other end of the guide rod is hinged with the sieve frame (181).
CN202010758783.5A 2020-07-31 2020-07-31 Impact type movable crushing station Active CN111889191B (en)

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CN113967524B (en) * 2021-09-10 2023-05-09 徐州汉晨机械制造有限公司 Small-size mine is with portable broken station

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CN203678443U (en) * 2013-11-21 2014-07-02 上海东蒙路桥机械有限公司 Impact rack adjusting device and impact crusher comprising same
CN107890943A (en) * 2017-12-29 2018-04-10 徐工集团工程机械有限公司 Movable crushing station
CN208131153U (en) * 2018-03-19 2018-11-23 华东交通大学 A kind of agricultural high capacity crusher

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CN2915256Y (en) * 2005-12-31 2007-06-27 吴国祥 A counterblow type crusher
CN203389702U (en) * 2013-07-15 2014-01-15 徐州徐工施维英机械有限公司 Impact rack adjusting device and crushing machine
CN103567013A (en) * 2013-11-15 2014-02-12 四川皇龙智能破碎技术股份有限公司 Compound crusher
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CN208131153U (en) * 2018-03-19 2018-11-23 华东交通大学 A kind of agricultural high capacity crusher

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