CN115090401A - Feeding device for scrap steel crushing equipment - Google Patents

Feeding device for scrap steel crushing equipment Download PDF

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Publication number
CN115090401A
CN115090401A CN202210739366.5A CN202210739366A CN115090401A CN 115090401 A CN115090401 A CN 115090401A CN 202210739366 A CN202210739366 A CN 202210739366A CN 115090401 A CN115090401 A CN 115090401A
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China
Prior art keywords
chute
controller
signal
push rod
electric push
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CN202210739366.5A
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Chinese (zh)
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CN115090401B (en
Inventor
郭晓辉
冯志刚
潘恒
魏昭
陈月旺
陈瀚
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Xinji Qiansen Environmental Protection Technology Co ltd
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Xinji Qiansen Environmental Protection Technology Co ltd
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Publication of CN115090401A publication Critical patent/CN115090401A/en
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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
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/02—Feeding devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/04—Safety devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C25/00—Control arrangements specially adapted for crushing or disintegrating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Pulverization Processes (AREA)

Abstract

The feeding device comprises a crusher body, wherein a conveying belt is arranged on one side of the crusher body, the conveying belt comprises a motor for driving the belt of the conveying belt to convey, an inclined chute is arranged between the discharging end of the conveying belt and a feeding hopper of the crusher body, a supporting frame for supporting the chute is arranged on one side of the crusher body, an intercepting device for intercepting the space in the chute is arranged on the supporting frame, and the bottom wall outside the chute is connected with a bearing frame; the feeding device also comprises a weighing sensor which is used for weighing the weight of the scrap steel in the chute and then outputting a weight signal; the first controller is connected to the weighing sensor and receives a weight signal of the weighing sensor; the output end of the first controller is connected with the motor and the intercepting device. This application has can reduce the pressure that treats broken steel scrap and cause its inner structure at the breaker during operation, extension breaker life's effect.

Description

Feeding device for scrap steel crushing equipment
Technical Field
The application relates to the technical field of scrap steel crushing, in particular to a feeding device for scrap steel crushing equipment.
Background
The effective recycling of the waste metal resources can greatly reduce the exploitation consumption of natural mineral resources, and achieve the purposes of reducing land occupation, reducing the total social energy consumption, saving investment, protecting the ecological environment and improving the labor production benefit. At present, the equipment for crushing the steel scrap is generally a steel scrap crusher.
The feeding of current steel scrap breaker is the conveyer belt and carries the feeding, is provided with the chute between conveyer belt and breaker feeder hopper, and the steel scrap is grabbed the conveyer belt from subaerial on, upwards carries to the hopper of sliding to the steel scrap breaker again in the chute.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the scrap steel in the chute relies on self gravity to pay-off in succession to the breaker, when the breaker carries out crushing work, the scrap steel in the chute can lead to the fact pressure to breaker inner structure always, causes the damage of breaker easily.
Disclosure of Invention
In order to reduce the pressure that treats broken steel scrap and cause its inner structure, extension breaker life in the breaker during operation, this application provides a feed arrangement for steel scrap crushing equipment.
The application provides a scrap steel is feed arrangement for crushing equipment adopts following technical scheme:
the feeding device for the waste steel crushing equipment comprises a crusher body, wherein a conveyor belt is arranged on one side of the crusher body and comprises a motor for driving a belt of the conveyor belt to convey, an inclined chute is arranged between a discharging end of the conveyor belt and a feeding hopper of the crusher body, a supporting frame for supporting the chute is arranged on one side of the crusher body, an intercepting device for intercepting a space in the chute is arranged on the supporting frame, and a bearing frame is connected to the outer bottom wall of the chute; the feed arrangement further comprises: the weighing sensor is arranged between the support frame and the bearing frame and used for weighing the weight of the scrap steel in the chute and then outputting a weight signal; the first controller is connected with the weighing sensor and receives the weight signal of the weighing sensor, and if the weight value represented by the weight signal is greater than the reference weight value, the first controller outputs a stop signal; the output end of the first controller is connected to the motor and the intercepting device, the motor stops rotating when receiving the stop signal, and the intercepting device cuts off the space in the chute when receiving the stop signal.
By adopting the technical scheme, the scrap steel is conveyed into the chute through the conveyor belt and then slides into the feed hopper of the crusher body through the self gravity, the weighing sensor weighs the chute, when the weight value represented by the weight signal is larger than the reference weight value due to excessive scrap steel in the chute, the conveyor belt stops conveying the scrap steel, meanwhile, the interception device intercepts the space in the chute so as to ensure that the gravity of the scrap steel in the chute is not acted on the crusher body as far as possible, enough crushing time is given to the crusher body, after the crusher body is crushed for a period of time, the interception device cancels the interception of the chute, the scrap steel in the chute continues to enter the crusher body, after the period of time is prolonged so that the scrap steel in the chute is reduced, the motor is started again to convey the scrap steel, and the pressure of the scrap steel to be crushed on the internal structure can be reduced when the crusher works, thereby prolonging the service life of the crusher.
Optionally, the feeding device further comprises: the first timer is connected to the output end of the first controller and used for receiving the stop signal, and if the time of the stop signal reaches a first preset value, the first timer outputs a first arrival signal; the second controller is connected to the output end of the first controller and used for receiving the first arrival signal and outputting a first starting signal; the intercepting device is connected to the output end of the second controller, and the intercepting device cancels the truncation of the space in the chute when receiving the first starting signal.
Through adopting above-mentioned technical scheme, when the scrap steel weight in the chute exceeded standard and lead to motor to stop and intercepting device to cut the chute, first timer began timing, and intercepting device cancellation was to the chute after a period of time makes the scrap steel in the chute continue to get into the breaker, and the motor did not start this moment, can handle the scrap steel in the chute earlier, has avoided the scrap steel after the motor restarts still piling up in the chute as far as possible, has improved the job stabilization nature of breaker body.
Optionally, the feeding device further includes a second timer, connected to the output end of the first controller, and configured to receive the stop signal, and if the time that the stop signal exists reaches a second preset value, the second timer outputs a second arrival signal, where the second preset value is greater than the first preset value by at least 30 s; the output end of the second timer is connected to the second controller, the second controller outputs a second starting signal when receiving the second arrival signal, the output end of the second controller is connected to the motor, and the motor is started when receiving the second starting signal.
Through adopting above-mentioned technical scheme, when the scrap steel weight in the chute exceeded standard and leaded to motor stop and intercepting device to cut the chute, the second time-recorder began timing, and motor start continues the transport of carrying out the scrap steel after a period of time, and the scrap steel in the chute has got into breaker originally in advance this moment, has improved the feeding reliability of this device.
Optionally, the intercepting device comprises an intercepting plate and a pushing mechanism, the bottom wall of the chute is provided with a jack at a position close to the bottom, the intercepting plate vertically slides in the jack, and the pushing mechanism is installed on the support frame and used for driving the intercepting plate to lift in the jack.
Through adopting above-mentioned technical scheme, pushing mechanism drives and blocks the board and shift up, makes and blocks the board and rise and cut the chute inner space in the jack, blocks the board and can be easier to the scrap steel in the chute by supreme interception mode down and cut, has improved the efficiency of cutting of chute inner space.
Optionally, the pushing mechanism comprises a first electric push rod and an elastic support assembly, the first electric push rod is mounted on the support frame and is vertically arranged, the top end of the first electric push rod is fixed to the interception plate, and the elastic support assembly is used for supporting the interception plate; the input end of the first electric push rod is connected with the output end of the first controller, and the first electric push rod drives the interception plate to move upwards when receiving the stop signal.
By adopting the technical scheme, the interception plate can be driven to be lifted after the first electric push rod is started, and the structure is simple and the efficiency is high; the elastic support component can support the interception plate, and the workload of the first electric push rod is reduced.
Optionally, the elastic support assembly comprises a plurality of support springs, the bottom ends of the support springs are fixed with the support frame, and the top ends of the support springs are fixed with the interception plate; when the chute is not cut off by the interception plate, the supporting spring is in a compressed state.
Through adopting above-mentioned technical scheme, supporting spring can play elastic supporting role to the interception board, and when the interception board did not cut the chute, the interception board was located the below of chute, and supporting spring plays ascending effort to the interception board, and when first electric putter shifts up at the drive interception board, supporting spring also can play the effect of helping hand.
Optionally, the chute is rotatably connected to the support frame, the bottom end of the first electric push rod is hinged to the support frame, the top end of the first electric push rod is hinged to the interception plate, and a top plate is fixed at the bottom of one side of the interception plate; when the interception plate intercepts the space in the chute, the top plate is contacted with the outer bottom wall of the chute and props the chute to rotate; when the interception plate does not intercept the space in the chute, the chute leans against one side of the top end of the support frame close to the crusher body.
By adopting the technical scheme, when the chute is cut off, the first electric push rod drives the interception plate to move upwards, and after the interception plate cuts off the inner space of the chute, the first electric push rod continues to push upwards to enable the top plate to push the chute to rotate, so that the inclination angle of the chute is gradually reduced, and the pressure of the scrap steel accumulated in the chute on the interception plate is reduced; and after the top plate cancels the jacking of the chute, the gravity of the chute and the internal scrap steel can be completely acted on the support frame so as to ensure the weighing accuracy of the weighing sensor.
Optionally, the feeding device further comprises: the distance sensor is arranged on one side, close to the conveyor belt, of the top of the support frame and used for sensing the distance between the distance sensor and the outer bottom wall of the chute and outputting a distance signal; the third controller is connected to the output end of the distance sensor and receives the distance signal; when the distance value represented by the distance signal is equal to the preset value of the third controller, the third controller outputs a completion signal, the output end of the third controller is connected with the input end of the first electric push rod, and the first electric push rod stops pushing the interception plate when receiving the completion signal.
Through adopting above-mentioned technical scheme, distance sensor can prescribe a limit to chute pivoted angle, and after distance between distance sensor and the outer diapire of chute reached the default, first electric putter stopped promoting, has avoided the chute turned angle too big, has improved the job stabilization nature of this device.
Optionally, a push-flat assembly located above the intercepting device is arranged on the chute and used for pushing flat the steel scraps higher than the opening in the chute.
Through adopting above-mentioned technical scheme, before intercepting device cuts the chute inner space, push away the flat through pushing away the steel scrap of flat subassembly to chute upper shed department earlier to avoid intercepting device to cut the time steel scrap break away from the chute as far as possible.
Optionally, the leveling component comprises a second electric push rod and a leveling plate, the second electric push rod is mounted on the chute and parallel to the inclined direction of the chute, and the leveling plate is fixed on the second electric push rod; the input end of the second electric push rod is connected to the output end of the first controller, and the second electric push rod drives the push plate to reciprocate when receiving the stop signal.
Through adopting above-mentioned technical scheme, second electric putter starts when receiving stop signal, drives and pushes away the flat board and push away the tie, has improved the steel scrap of chute upper shed department and has pushed away flat efficiency.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the weighing sensor is used for weighing the chute, when too much steel scrap is in the chute, the conveyor belt stops conveying the steel scrap, the intercepting device is used for intercepting the space in the chute, so that the weight of the steel scrap in the chute is not applied to the crusher body as far as possible, enough crushing time is provided for the crusher body, the pressure of the steel scrap to be crushed on the internal structure of the crusher body is reduced, and the service life of the crusher is further prolonged;
2. when the motor stops and the chute is cut off by the intercepting device, the first timer starts to time, the intercepting device cancels the cutting off of the chute after a period of time, and the motor is not started at the moment, so that the waste steel in the chute can be treated firstly, the waste steel is prevented from still accumulating in the chute after the motor is restarted as much as possible, and the working stability of the crusher body is improved;
3. the first electric push rod enables the top plate to push the chute to rotate, the inclination angle of the chute is gradually reduced, and the pressure of the steel scraps accumulated in the chute on the interception plate is reduced; and after the top plate cancels the jacking of the chute, the gravity of the chute and the internal scrap steel can be completely acted on the support frame so as to ensure the weighing accuracy of the weighing sensor.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is a partial sectional view showing the intercepting apparatus;
FIG. 3 is a system block diagram showing a load cell and a first controller;
FIG. 4 is a system block diagram showing a first timer, a second timer and a second controller;
FIG. 5 is a system block diagram showing a distance sensor and a third controller;
fig. 6 is a schematic diagram showing the structure of the intercepting apparatus.
In the figure, 1, a crusher body; 2. a conveyor belt; 21. a motor; 3. a chute; 31. a bearing frame; 311. a distance sensor; 32. a jack; 4. a support frame; 41. a weighing sensor; 5. an intercepting device; 51. a interception plate; 511. a top plate; 52. a pushing mechanism; 521. a first electric push rod; 522. an elastic support member; 5221. a support spring; 6. a leveling assembly; 61. a second electric push rod; 62. and pushing the plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a feeding device for scrap steel crushing equipment.
Referring to fig. 1 and 2, the feeding device for the scrap steel crushing equipment comprises a crusher body 1 with a feeding hopper, a conveyor belt 2 is arranged on one side of the crusher body 1, the conveyor belt 2 comprises a motor 21, the motor 21 is a power source of the conveyor belt 2, a discharging end of the conveyor belt 2 is higher than the feeding hopper of the crusher body 1, an inclined chute 3 is arranged between the discharging end of the conveyor belt 2 and the crusher body 1, a support frame 4 for supporting the chute 3 is arranged on the ground, a bearing frame 31 is rotatably connected to the outer bottom wall of the chute 3, the bearing frame 31 is fixed relative to the support frame 4, and the chute 3 abuts against one side, close to the crusher body 1, of the top end of the support frame 4 when not acted by external force; the supporting frame 4 is provided with an intercepting device 5 which is used for intercepting the position close to the bottom in the chute 3 and can drive the chute 3 to rotate.
Referring to fig. 2 and 3, the feeding device for the scrap steel crushing apparatus further includes a weighing sensor 41 and a first controller, the weighing sensor 41 is fixed between the support frame 4 and the bearing frame 31, the weighing sensor 41 is used for weighing the weight of the scrap steel in the chute 3 and outputting a weight signal, the first controller is connected to the weighing sensor 41 and receives the weight signal, and if the weight value represented by the weight signal is greater than the reference weight value, the first controller outputs a stop signal. The output end of the first controller is connected to the motor 21 and the intercepting device 5, the motor 21 stops rotating when receiving the stop signal, and the intercepting device 5 cuts off the space in the chute 3 when receiving the stop signal.
When scrap steel weight in chute 3 exceeds standard, first controller signals, motor 21 closes and makes conveyer belt 2 stop to carry, intercepting device 5 cuts chute 3 inner space simultaneously, so that the scrap steel no longer gets into in the breaker body 1, and then can not cause great pressure to breaker body 1 again, and intercepting device 5 can drive chute 3 and rotate, reduce the inclination of chute 3, and then reduced the pressure that the scrap steel caused intercepting device 5, give breaker body 1 sufficient broken time, 1 life of breaker body has been prolonged.
Referring to fig. 4, the feeding device for the scrap steel crushing apparatus further includes a first timer, a second timer, and a second controller, an input end of the first timer and an input end of the second timer are both connected to an output end of the first controller, an output end of the first timer and an output end of the second timer are both connected to an input end of the second controller, and an output end of the second controller is connected to the motor 21 and the intercepting device 5.
The first timer receives the stop signal, when the time of the stop signal reaches a first preset value, the first timer outputs a first arrival signal to the second controller, the second controller sends a first starting signal after receiving the first arrival signal, and the intercepting device 5 cancels the stage of the space in the chute 3 after receiving the first starting signal.
The second timer receives the stop signal, if the time of the stop signal reaches a second preset value, the second timer outputs a second arrival signal to the second controller, the second controller sends a second start signal after receiving the second arrival signal, and the motor 21 starts after receiving the second start signal; the second preset value is at least 30s greater than the first preset value to provide more crushing time for the crusher body 1.
When motor 21 stops and intercepting device 5 truncates the inner space of chute 3, first timer and second timer begin timing, after a period of time, intercepting device 5 cancels earlier truncating chute 3, make the steel scrap in chute 3 continue to get into breaker body 1 in, motor 21 does not start this moment, can carry out crushing treatment to the steel scrap in chute 3 earlier, motor 21 begins to start again after a period of time again, continue to carry the steel scrap towards chute 3, the job stabilization nature of this device has been improved.
Referring to fig. 5, the feeding device for scrap steel crushing equipment further includes a distance sensor 311 and a third controller, the distance sensor 311 is fixed on the top of the support frame 4 and located on one side of the rotating shaft of the chute 3, which is away from the crusher body 1, the distance sensor 311 is used for sensing the distance between the distance sensor and the outer bottom wall of the chute 3 and outputting a distance signal, the input end of the third controller is connected with the distance sensor 311, the output end of the third controller is connected with the intercepting device 5, when the distance value represented by the distance signal is equal to the preset value of the third controller, the third controller outputs a completion signal, the intercepting device 5 receives the completion signal and stops pushing the chute 3, the rotation angle of the chute 3 is prevented from being too large, and the working stability of the device is improved.
Referring to fig. 2 and 6, the outer bottom wall of the chute 3 is provided with a jack 32 at a position close to the bottom; the intercepting device 5 comprises an intercepting plate 51 which is always inserted in the jack 32 and a pushing mechanism 52 which is arranged on the support frame 4 and is used for driving the intercepting plate 51 to ascend and descend; the pushing mechanism 52 comprises a first electric push rod 521 hinged on the support frame 4 and an elastic support assembly 522 arranged between the support frame 4 and the interception plate 51, wherein the top end of the first electric push rod 521 is hinged with the interception plate 51; the elastic support assembly 522 includes a plurality of support springs 5221, the bottom ends of the support springs 5221 are fixed to the support frame 4, the top ends of the support springs 5221 are fixed to the interception plate 51, and when the top ends of the interception plate 51 are located in the insertion holes 32, the support springs 5221 are in a compressed state; a top plate 511 is fixed to the bottom of the side of the interception plate 51 facing the crusher body 1, and when the interception plate 51 intercepts the space in the chute 3, the top plate 511 contacts the outer bottom wall of the chute 3 and pushes the chute 3 to rotate.
The input end of the first electric push rod 521 is connected to the output end of the first controller, the output end of the second controller and the output end of the third controller, when the first electric push rod 521 receives the stop signal, the first electric push rod 521 drives the interception plate 51 to move upwards to intercept the inner space of the chute 3, and continues to push upwards after the interception plate 51 intercepts the chute 3, so that the top plate 511 pushes the chute 3 to change the inclination angle of the chute 3; when receiving the completion signal, the first electric push rod 521 stops pushing the interception plate 51 upward, so that the angle of the chute 3 is fixed; when receiving a first starting signal, the first electric push rod 521 drives the interception plate 51 to move downwards, the inclination angle of the chute 3 is recovered, and the top end of the interception plate 51 moves downwards into the insertion hole 32, so that the working stability of the device is improved.
Referring to fig. 2, a push-flat assembly 6 for pushing the scrap steel higher than the opening of the chute 3 is installed at the position of the opening of the chute 3, and the push-flat assembly 6 is positioned above the insertion hole 32; the push-flat component 6 comprises a second electric push rod 61 fixed at the upper opening of the chute 3 and a push-flat plate 62 fixed at the end part of the second electric push rod 61, and the length direction of the second electric push rod 61 is consistent with the length direction of the chute 3; the input end of the second electric push rod 61 is connected to the output end of the first controller, and the second electric push rod 61 drives the push plate 62 to reciprocate when receiving the stop signal. The second electric push rod 61 drives the push plate 62 to move, so that the steel scraps which are caused when the interception plate 51 intercepts the chute 3 can be prevented from being separated from the chute 3 as much as possible.
The implementation principle of the feeding device for the scrap steel crushing equipment in the embodiment of the application is as follows: when the scrap steel weight in chute 3 exceeds standard, first controller sends stop signal, motor 21 closes and makes conveyer belt 2 stop to carry, intercepting device 5 cuts 3 inner spaces of chute simultaneously, so that the scrap steel no longer gets into breaker body 1 in, and then can not cause great pressure to breaker body 1 again, intercepting device 5 drives the inclination of chute 3 rotation in order to reduce chute 3 simultaneously, and then reduced the pressure that the scrap steel caused intercepting device 5, give breaker body 1 sufficient broken time, breaker body 1 life has been prolonged.
When motor 21 stops and intercepting device 5 truncates the inner space of chute 3, first timer and second timer begin timing, after a period of time, intercepting device 5 cancels earlier truncating chute 3, make the steel scrap in chute 3 continue to get into the breaker in, motor 21 does not start this moment, can carry out crushing treatment to the steel scrap in chute 3 earlier, motor 21 begins to start again after a period of time again, continue to carry the steel scrap towards chute 3, the job stabilization nature of this device has been improved.
The embodiments of the present invention are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereby, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. Feed arrangement for scrap steel crushing apparatus, including breaker body (1), breaker body (1) one side is equipped with conveyer belt (2), and conveyer belt (2) are including motor (21) that are used for driving its belt conveying, its characterized in that: an inclined chute (3) is arranged between the discharging end of the conveyor belt (2) and the feed hopper of the crusher body (1), a support frame (4) used for supporting the chute (3) is arranged on one side of the crusher body (1), an intercepting device (5) used for intercepting the space in the chute (3) is arranged on the support frame (4), and the outer bottom wall of the chute (3) is connected with a bearing frame (31); the feed arrangement further comprises: the weighing sensor (41) is arranged between the support frame (4) and the bearing frame (31) and used for weighing the weight of the scrap steel in the chute (3) and then outputting a weight signal; and
the first controller is connected with the weighing sensor (41) and receives a weight signal of the weighing sensor, and if the weight value represented by the weight signal is larger than the reference weight value, the first controller outputs a stop signal;
the output end of the first controller is connected to the motor (21) and the intercepting device (5), the motor (21) stops rotating when receiving the stop signal, and the intercepting device (5) cuts off the space in the chute (3) when receiving the stop signal.
2. The feeding device for a scrap crushing apparatus according to claim 1, wherein: the feed arrangement further comprises: the first timer is connected to the output end of the first controller and used for receiving the stop signal, and if the time of the stop signal reaches a first preset value, the first timer outputs a first arrival signal; the second controller is connected to the output end of the first controller and used for receiving the first arrival signal and outputting a first starting signal; the intercepting device (5) is connected to the output end of the second controller, and the intercepting device (5) cancels the cutting of the space in the chute (3) when receiving the first starting signal.
3. The feeding device for the scrap crushing apparatus according to claim 2, wherein: the feeding device also comprises a second timer which is connected with the output end of the first controller and used for receiving the stop signal, if the time for the stop signal to exist reaches a second preset value, the second timer outputs a second arrival signal, and the second preset value is larger than the first preset value by at least 30 s; the output end of the second timer is connected to the second controller, the second controller outputs a second starting signal when receiving the second arrival signal, the output end of the second controller is connected to the motor (21), and the motor (21) is started when receiving the second starting signal.
4. The feeding device for a scrap crushing apparatus according to claim 1, wherein: intercepting device (5) are including intercepting board (51) and push mechanism (52), and jack (32) have been seted up to the position that chute (3) outer sole wall is close to the bottom, and intercepting board (51) vertically slides in jack (32), and push mechanism (52) are installed on support frame (4) to be used for driving intercepting board (51) and go up and down in jack (32).
5. The feeding device for a scrap crushing apparatus according to claim 4, wherein: the pushing mechanism (52) comprises a first electric push rod (521) and an elastic supporting assembly (522), the first electric push rod (521) is installed on the supporting frame (4), the first electric push rod (521) is vertically arranged, the top end of the first electric push rod (521) is fixed with the interception plate (51), and the elastic supporting assembly (522) is used for supporting the interception plate (51); the input end of the first electric push rod (521) is connected with the output end of the first controller, and the first electric push rod (521) drives the interception plate (51) to move upwards when receiving the stop signal.
6. The feeding device for the scrap crushing apparatus according to claim 5, wherein: the elastic supporting component (522) comprises a plurality of supporting springs (5221), the bottom ends of the supporting springs (5221) are fixed with the supporting frame (4), and the top ends of the supporting springs are fixed with the interception plate (51); when the chute (3) is not cut by the interception plate (51), the support spring (5221) is in a compressed state.
7. The feeding device for the scrap crushing apparatus according to claim 5, wherein: the chute (3) is rotatably connected to the support frame (4), the bottom end of the first electric push rod (521) is hinged to the support frame (4), the top end of the first electric push rod is hinged to the interception plate (51), and a top plate (511) is fixed to the bottom of one side of the interception plate (51); when the interception plate (51) intercepts the space in the chute (3), the top plate (511) is contacted with the outer bottom wall of the chute (3) and pushes the chute (3) to rotate; when the interception plate (51) does not intercept the space in the chute (3), the chute (3) is abutted against one side, close to the crusher body (1), of the top end of the support frame (4).
8. The feeding device for the scrap crushing apparatus according to claim 7, wherein: the feed arrangement still includes: the distance sensor (311) is arranged on one side, close to the conveyor belt (2), of the top of the support frame (4) and used for sensing the distance between the distance sensor and the outer bottom wall of the chute (3) and outputting a distance signal; and
a third controller connected to an output terminal of the distance sensor (311) and receiving the distance signal; when the distance value represented by the distance signal is equal to the preset value of the third controller, the third controller outputs a completion signal, the output end of the third controller is connected with the input end of the first electric push rod (521), and the first electric push rod (521) stops pushing the interception plate (51) when receiving the completion signal.
9. The feeding device for a scrap crushing apparatus according to claim 1, wherein: the steel scrap pushing device is characterized in that a pushing component (6) located above the intercepting device (5) is arranged on the chute (3), and the pushing component (6) is used for pushing the steel scrap higher than an upper opening of the chute (3) to be flat.
10. The feeding device for a scrap crushing apparatus according to claim 9, wherein: the pushing and leveling assembly (6) comprises a second electric push rod (61) and a pushing and leveling plate (62), the second electric push rod (61) is installed on the chute (3) and is parallel to the inclined direction of the chute (3), and the pushing and leveling plate (62) is fixed on the second electric push rod (61); the input end of the second electric push rod (61) is connected to the output end of the first controller, and the second electric push rod (61) drives the push plate (62) to reciprocate when receiving the stop signal.
CN202210739366.5A 2022-06-28 2022-06-28 Feeding device for scrap steel crushing equipment Active CN115090401B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120074795A (en) * 2010-12-28 2012-07-06 주식회사 포스코 Crushing device of lump ore for cbp measuring weight
CN102796842A (en) * 2012-07-25 2012-11-28 江苏永钢集团有限公司 Scrap steel bucket loader
BG111438A (en) * 2013-04-04 2014-10-31 Петьо ПЕТЕВ Dosing device for feeding balls in ball mills for ore or other minerals
CN213422349U (en) * 2020-08-11 2021-06-11 杭州祥龙茶科技有限公司 Crushing equipment with automatic weighing function
CN113280898A (en) * 2021-04-26 2021-08-20 宜都中起重工机械有限公司 Weighing and metering continuous feeding and distributing device and method for melting furnace
CN214747261U (en) * 2021-04-26 2021-11-16 宜都中起重工机械有限公司 Rotatable discharging chute for smelting scrap steel in smelting furnace
CN216678342U (en) * 2021-10-22 2022-06-07 怀化辰州机电有限公司 Antimony ore breaker gravity feeding device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120074795A (en) * 2010-12-28 2012-07-06 주식회사 포스코 Crushing device of lump ore for cbp measuring weight
CN102796842A (en) * 2012-07-25 2012-11-28 江苏永钢集团有限公司 Scrap steel bucket loader
BG111438A (en) * 2013-04-04 2014-10-31 Петьо ПЕТЕВ Dosing device for feeding balls in ball mills for ore or other minerals
CN213422349U (en) * 2020-08-11 2021-06-11 杭州祥龙茶科技有限公司 Crushing equipment with automatic weighing function
CN113280898A (en) * 2021-04-26 2021-08-20 宜都中起重工机械有限公司 Weighing and metering continuous feeding and distributing device and method for melting furnace
CN214747261U (en) * 2021-04-26 2021-11-16 宜都中起重工机械有限公司 Rotatable discharging chute for smelting scrap steel in smelting furnace
CN216678342U (en) * 2021-10-22 2022-06-07 怀化辰州机电有限公司 Antimony ore breaker gravity feeding device

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