CN108452881B - Material conveying device and crushing system - Google Patents
Material conveying device and crushing system Download PDFInfo
- Publication number
- CN108452881B CN108452881B CN201810356540.1A CN201810356540A CN108452881B CN 108452881 B CN108452881 B CN 108452881B CN 201810356540 A CN201810356540 A CN 201810356540A CN 108452881 B CN108452881 B CN 108452881B
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- Prior art keywords
- receiving hopper
- bearing plate
- nut
- plate
- fixedly connected
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Classifications
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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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- 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
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
- B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/286—Feeding devices
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The invention discloses a material conveying device and a crushing system, comprising a screw rod, a nut sleeved on the screw rod, a receiving hopper capable of moving left and right and a guide plate matched with the nut, wherein the guide plate is provided with a guide groove for the nut to move up and down; the weighing device comprises an elastic piece, a bearing plate arranged at the bottom of the receiving hopper, a cylinder fixedly connected with the nut and a contact switch arranged on the bearing plate, wherein one end of the elastic piece is fixedly connected with the bottom of the receiving hopper, and the other end of the elastic piece is fixedly connected with the bearing plate; the invention has the advantages of automatic weighing, high weighing precision, long service life, low maintenance cost, high automation degree, no manual operation of workers, high working efficiency and reduced workload of the workers, and is not easy to be interfered by the outside.
Description
Technical Field
The invention belongs to the field of machinery, and particularly relates to a material conveying device and a crushing device.
Background
The material conveying device refers to a conveying device which is indispensable for conveying materials in light industry and heavy industry, but the automatic degree of the material conveying device on the market is low at present, the material conveying device cannot be automatically weighed, workers are required to manually operate, the working efficiency is affected, and the work load of the workers is increased.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the material conveying device which has high automation degree, automatic weighing and low maintenance cost.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the material conveying device comprises a screw rod, a nut sleeved on the screw rod, a receiving hopper capable of moving left and right and a guide plate matched with the nut, wherein the guide plate is provided with a guide groove for the nut to move up and down; the weighing device comprises an elastic piece, a bearing plate arranged at the bottom of the receiving hopper, a cylinder fixedly connected with the nut and a contact switch arranged on the bearing plate, wherein one end of the elastic piece is fixedly connected with the bottom of the receiving hopper, and the other end of the elastic piece is fixedly connected with the bearing plate; the automatic weighing purpose of the material conveying device is realized through the arrangement of the weighing device, so that the material conveying device can automatically carry out material conveying work after automatic weighing, and the automation degree is high; the elastic piece is arranged, so that the electric shock switch cannot be touched when no material exists in the receiving hopper, and the elastic piece is compressed when the material in the receiving hopper reaches a set value, so that the receiving hopper touches the contact spring, and the automatic operation of the material conveying device is realized; the contact switch is used for replacing infrared equal point equipment, so that the service life of the equipment is prolonged, the maintenance cost of the equipment is low, and the economic benefit is high; and the material conveying device is controlled by the controller, so that the personnel are not required to operate in person, the burden of workers is lightened, and the working efficiency is improved.
Preferably, a supporting plate is arranged below the bearing plate, a sliding component matched with the supporting plate is arranged at the bottom of the bearing plate, and the air cylinder is fixedly connected with the bearing plate; the receiving hopper is arranged on the receiving plate, the supporting plate is in supporting effect with the receiving plate, the receiving hopper achieves the left-right movement effect of the receiving hopper through the sliding component between the receiving plate and the supporting plate, and the air cylinder provides power for the receiving plate, so that the material conveying device is more convenient to use.
Preferably, the sliding assembly comprises a guide wheel arranged at the bottom of the bearing plate and a guide rail arranged on the supporting plate and corresponding to the guide wheel; the guide rail on the supporting plate is used for limiting the guide wheel on the bearing plate, so that the guide wheel can move better on the guide rail, and the guide wheel is prevented from falling off the supporting plate to cause equipment damage when the guide wheel drives the receiving hopper to move.
Preferably, an automatic discharging device is arranged at the bottom of the receiving hopper; when the material conveying device conveys materials to a destination, the materials in the material receiving hopper are discharged to the destination through the automatic discharging device at the bottom of the material receiving hopper, the materials are not required to be manually moved out of the material receiving hopper, the automation degree is high, the work load of workers is reduced, and the work efficiency is improved.
Preferably, the automatic discharging device comprises a movable door arranged on the bottom surface of the receiving hopper and a reset cylinder arranged on the receiving plate; when the receiving hopper reaches a destination, the movable door is automatically opened, so that materials in the receiving hopper can fall from the movable door, and after the materials are poured, the reset cylinder starts to work, and the reset cylinder pushes the opened movable door to reset the movable door.
Preferably, one end of the movable door is movably connected to the bottom surface of the receiving hopper, and the other end of the movable door is matched with the bottom surface of the receiving hopper through an electromagnet; the movable door can rotate around the hinge point, when the receiving hopper reaches a destination, the electromagnet is powered off, so that one end of the movable door is out of fit with the bottom surface of the receiving hopper, and the purpose of opening the movable door is achieved; after the material is poured, the reset cylinder pushes the movable door which is opened, the electromagnet is electrified again, and when the reset cylinder pushes the movable door to rise to a certain degree, the movable door can be matched with the bottom surface of the receiving hopper under the action of the magnetic force of the electromagnet, so that the closing effect is achieved.
Preferably, through holes corresponding to the movable door are respectively arranged on the bearing plate and the supporting plate; when the movable door on the receiving hopper is opened, the materials can fall from the through hole through the opened movable door to reach the conveying destination.
Preferably, a screw motor is arranged at the bottom end of the screw rod, and a limiting block is arranged at the top end of the screw rod; the screw motor is matched with the screw in a transmission manner, the screw motor drives the screw to rotate, so that the nut sleeved on the screw can move up and down, the limiting block limits the vertex position of the upward movement of the nut, and the nut is prevented from moving out of the screw to cause damage to equipment.
The invention also discloses a crushing system, which comprises a supporting part, a machine box arranged at the upper end of the supporting part, a driving piece arranged at one side of the machine box, a crushing device arranged in the machine box and a discharging pipe arranged on the machine box, wherein the crushing device also comprises a material conveying device according to the claims 1-8 corresponding to the discharging pipe; the crushing system can crush the materials to be crushed, the crushing efficiency is higher by matching with the conveying device, and large particles which are not crushed at one time can be transported into the crushing system again, so that the materials are crushed for the second time, and the crushing effect is improved.
Preferably, the discharging pipe is provided with an electromagnetic valve; when the receiving hopper is positioned at the lower end of the discharging pipe, the electromagnetic valve is opened, so that large particles which are not broken fall into the receiving hopper, when the receiving hopper conveys materials, the electromagnetic valve is closed, and the large particle materials are prevented from being discharged from the discharging pipe continuously, so that the cleaning is inconvenient.
The invention has the following advantages: the automatic weighing machine has the advantages of automatic weighing, high weighing precision, long service life, low maintenance cost, high automation degree, no manual operation of workers, high working efficiency and reduced work load of the workers, and is not easy to be interfered by the outside.
Drawings
Fig. 1 is a schematic structural view of a material conveying device according to the present invention.
Fig. 2 is a schematic structural diagram of the material conveying device and the crushing system of the invention.
FIG. 3 is a schematic view of the left slider of the present invention.
Fig. 4 is a schematic structural view of the right slider of the present invention.
Fig. 5 is a bottom view of the chassis of the present invention.
Fig. 6 is a schematic structural view of the limiting device of the present invention.
FIG. 7 is a schematic view of the structure of the inventive stabilizer bar.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the following description of the technical solutions of the present invention will be made in detail, but not all embodiments of the present invention are apparent to some embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
As shown in fig. 2-6, a crushing system comprises a supporting part 2, a case 1 arranged at the upper end of the supporting part 2, a driving piece 3 arranged at one side of the case 1 and a crushing device 4 arranged in the case 1, wherein the driving piece 3 is a motor purchased in the common market, the crushing device 4 is a crushing roller, and a plurality of crushing devices 4 can be arranged to improve the crushing efficiency; the supporting part 2 provides stable supporting force for the case 1 during operation and prevents the case 1 from affecting the operation due to unstable equipment during operation; the output shaft of the driving piece 3 is connected with the crushing device 4, and the crushing device 4 is driven by the driving piece 3 to perform crushing work; a filter element 51 is arranged below the crushing device 4, the filter element 51 is used for screening crushed materials, large particles are reserved on the filter element 51, and small particles fall to the bottom of the case through the filter element 51; the bottom of the left end of the case 1 is provided with a discharge hole 13, the bottom of the right end of the case 1 is provided with a discharge pipe 12, the outlet of the discharge pipe 12 is provided with an electromagnetic valve 121, the electromagnetic valve 121 controls the discharge pipe 12 to be opened and closed, small particles after being crushed are discharged from the discharge hole 13, large particles which are not crushed are discharged from the discharge pipe 12, the bottom of the case 1 is provided with an inclined surface, small particles which can help to fall on the bottom of the case 1 fall along the inclined surface of the bottom of the case 1 are rolled off, the small particles can be better helped to be discharged from the discharge hole 13, the top of the case 1 is provided with a feed inlet 11, the feed is conveniently put into a crushing device from the feed inlet 1 to be crushed, the filter element 51 is a rope soft filter screen, the bottom of the case 1 is provided with a chute 16, and the filter element 51 is hung on the slider through a hook; a material conveying device is further arranged on one side of the case 1; through the setting of the material conveying device, large particles which are not completely crushed at first return to the machine case 1 for secondary crushing, the quality after crushing is improved, and materials can be crushed into required small particles.
As shown in fig. 1, a material conveying device comprises a screw rod 61, a screw rod motor 62 arranged at the bottom of the screw rod 61 and a nut 63 arranged on the screw rod 61, wherein a limiting block 68 is arranged at the top end of the screw rod 61, the limiting block 68 is connected with the screw rod 61 through threads, the limiting block 68 plays a limiting role on the nut 63, and the screw rod motor 62 is in transmission fit with the screw rod; the right side of the screw rod 61 is also provided with a guide plate 69, the guide plate 69 is provided with a guide groove, the right side of the nut 63 is connected with a guide block 631 through threads, and the guide block 631 is in sliding fit with the guide groove; an air cylinder 64 is fixedly connected to one side of the nut 63, a receiving hopper 65 capable of moving left and right is arranged at one end of the air cylinder 64, one end of the air cylinder 64 is fixedly connected to the receiving hopper 65 through threads, a supporting plate 67 is arranged below the air cylinder 64, the supporting plate 67 is fixedly connected to the nut 63, a bearing plate 66 is arranged below the receiving hopper 65, the receiving hopper 65 is connected with the bearing plate 66 through an elastic piece 653, the elastic piece 653 is preferably a spring, a contact switch 663 is arranged on the bearing plate 66, the supporting plate 67 is positioned below the bearing plate 66, a pulley 661 is arranged at the bottom of the bearing plate 66, and a sliding rail corresponding to the pulley 661 is arranged on the upper surface of the supporting plate 67; the automatic discharging device is arranged on the receiving hopper 65 and comprises a movable door 651 arranged on the bottom surface of the receiving hopper 65 and a reset cylinder 662 arranged on the receiving plate 66, the right end of the movable door 651 is hinged with the bottom of the receiving hopper 65, the left end of the movable door 651 is connected with the receiving hopper 65 through an electromagnet 652, through holes are formed in the receiving plate 66 and the supporting plate 67, and the through holes are arranged right below the movable door 651; the bearing plate 66, the contact switch 663, the electromagnetic valve 121, the air cylinder 64, the reset air cylinder 662, the electromagnet 652 and the screw motor 62 are all connected with a PLC controller, and the hopper 65 is arranged below the discharge pipe 12; after the materials are crushed, large particles which are not completely crushed are discharged from the discharge pipe 12 and fall into the receiving hopper 65, the mass of the receiving hopper 65 is increased along with the increase of the materials in the receiving hopper 65, so that the spring 653 is compressed, when the spring 653 is compressed to a set value, the receiving hopper 65 contacts the contact switch 663, a signal is fed back to the PLC, the electromagnetic valve 121 is closed under the control of the PLC, the large particles are not discharged from the discharge pipe 12 any more, the inconvenience of cleaning caused by direct discharge of the materials on the ground is avoided, the cylinder 64 starts to shrink, the receiving hopper 65 is driven to move towards the side far away from the chassis 1, when the cylinder 64 shrinks to a limiting value, the screw motor 62 starts to work, the screw 61 is driven to rotate, so that the nut 63 moves upwards along the guide plate 69, the nut 63 is driven to move on the net until the nut 63 moves to the limiting block 68, the screw motor 62 stops moving, at this moment, the air cylinder 64 pushes the receiving hopper 65 to move towards the side close to the case 1, the movable door 651 at the bottom of the receiving hopper 65 is opposite to the through holes on the receiving plate 66 and the supporting plate 67, the air cylinder 64 stops moving, the electromagnet 652 is powered off to open the movable door 651, the material in the receiving hopper 65 falls into the feed inlet 11 at the top of the case 1 through the through holes at the position of the movable door 651, the large particles which are not crushed enter the case 1 for secondary crushing, the spring 653 can spring under the action of elasticity after the material is inclined, the PLC controller enables the electromagnet 652 to be electrified, the electromagnet 652 resumes the magnetic force, the reset air cylinder 662 starts to move forwards, the movable door 651 is pushed to move around the hinge point, the movable door 651 is adsorbed by the magnetic force when the left end of the movable door 651 moves to a certain height, thereby closing the movable door 651, and then resetting the feeding device under the control of the PLC.
The feeding device can also be manually operated through the PLC.
The number of the sliding grooves 16 is four, the sliding grooves 16 are symmetrically arranged on the bottom surface of the chassis 1, the number of the sliding blocks is four, the four ends of the filtering piece 51 are respectively fixed on the four sliding blocks, an opening 14 is arranged at the center of each of the four sliding grooves 16, and the opening 14 is communicated with the four sliding grooves 16; through the symmetrical setting of four slide rails 16, do benefit to spreading filter 51, make filter 51 can the tiling at breaker 4 bottom surface, play better screening effect, when changing filter 51, slide out spout 16 with the slider along spout 16, take out the slider from spout 16 central opening 14, thereby change filter 51 who connects on the slider, accomplish the back with filter 51 in the outside, put into corresponding spout 16 in proper order again from opening 14, slide into spout 16 bottom with the slider, accomplish the change of filter 51.
The sliding blocks comprise two left sliding blocks 52 and two right sliding blocks 53, a connecting rod 522 is fixedly connected to the left sliding blocks 52, a first hook body is arranged on the connecting rod 522, a second hook body is arranged on the right sliding blocks 53, the first hook body comprises a first hook body 523, a first hook portion 524 and a second hook portion 525, and the second hook body comprises a second hook body 532, a third hook portion 533 and a fourth hook portion 534; four end points of the filter element 51 are fixed on the right sliding blocks 53 of the connecting rod 522 through the first hook bodies and the second hook bodies, and the filter element 51 is firmly connected to the connecting rod 522 and the right sliding blocks 53 through the arrangement of the first hook parts 524, the second hook parts 525, the third hook parts 533 and the fourth hook parts 534, so that the filter element 51 is prevented from falling off due to the impact of materials during screening operation; the connecting rod 522 is arranged at the upper end of the left sliding block 52, the filtering piece 51 is formed into an inclined plane, large particles which are remained on the filtering piece 51 can roll down along the inclined plane, and then the large particles are discharged from the discharging pipe 12, the upper ends of the left sliding block 52 and the right sliding block 53 are respectively provided with the first limit stop 521 and the second limit stop 531, the sliding blocks can move in the sliding groove 16 better through the limit stops, and the inconvenience of sliding block movement caused by the fact that broken dust falls on the edge of the sliding blocks can be prevented to a certain extent.
The end of the sliding chute 16 is provided with a folding groove part 161, the folding groove part 161 is provided with a sliding block limiting device, the limiting device is two symmetrically arranged push block assemblies 1611, and the push block assemblies 1611 comprise a push block base 16111 arranged on the inner wall of the sliding chute 16, a push block 16112 with one end arranged in the push block base 16111 and a limiting spring 16113 arranged on the push block 16112; the top end of the push block 16112 is in a cambered surface structure, a cavity is arranged in the base 16111, the push block 16112 can slide up and down along the inner wall of the cavity, when the slide block slides into the bottom of the sliding groove 16, the slide block slides into the folded groove 161 at the tail end of the sliding groove 16 for better fixing the slide block, the slide block is pushed into the limit groove 1612 at the other side of the two push block assemblies 1611, when the slide block contacts with the push block 16112, the slide block 16112 presses the push block 16112 into the bottom of the cavity of the push block base 16111 along the cambered surface of the push block 16112, so that the slide block enters the limit groove 1612, and the push block 16112 resets under the elastic force of the limit spring 16113 to play a limit role.
A handrail 15 is arranged on the inner wall of the left side of the case 1, one end of the handrail is fixedly connected to the inner wall of the left side of the case 15, and the other end of the handrail is provided with a hook-back part; after the filter element 51 is installed, in order to increase the strength of the connecting rod 522, the back hook part hooks the connecting rod 522, so that the connecting rod 522 is prevented from being broken due to overlarge stress during working, and the service life of equipment is prolonged; the bottom of the case 1 is clamped with a bottom cover 17, and the bottom cover 17 is used for storing the falling small particle materials and dust from the opening 14 and the chute 16, so that the inconvenience of cleaning caused by the fact that the small particle materials and the dust directly fall on the ground is prevented.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (3)
1. The material conveying device comprises a screw rod, a nut sleeved on the screw rod, a receiving hopper capable of moving left and right and a guide plate matched with the nut, wherein the guide plate is provided with a guide groove for the nut to move up and down; the material receiving hopper is provided with a weighing device for weighing materials, and is characterized in that: the weighing device comprises an elastic piece, a bearing plate arranged at the bottom of the receiving hopper, an air cylinder fixedly connected with the nut and a contact switch arranged on the bearing plate, wherein one end of the elastic piece is fixedly connected with the bottom of the receiving hopper, and the other end of the elastic piece is fixedly connected with the bearing plate;
a supporting plate is arranged below the bearing plate, a sliding component matched with the supporting plate is arranged at the bottom of the bearing plate, and the air cylinder is fixedly connected with the bearing plate;
the sliding component comprises a guide wheel arranged at the bottom of the bearing plate and a guide rail arranged on the supporting plate and corresponding to the guide wheel;
the bottom of the receiving hopper is provided with an automatic discharging device;
the automatic discharging device comprises a movable door arranged on the bottom surface of the receiving hopper and a reset cylinder arranged on the receiving plate;
one end of the movable door is movably connected to the bottom surface of the receiving hopper, and the other end of the movable door is matched with the bottom surface of the receiving hopper through an electromagnet;
through holes corresponding to the movable doors are respectively arranged on the bearing plate and the supporting plate;
the screw motor is arranged at the bottom end of the screw rod, and the limiting block is arranged at the top end of the screw rod.
2. The utility model provides a crushing system, includes supporting part (2), locates quick-witted case (1) of supporting part (2) upper end, locate driving piece (3) of machine case (1) one side, locate breaker (4) in machine case (1) and locate discharging pipe on the machine case, its characterized in that: the crushing device further comprises a feed device according to claim 1 corresponding to the discharge pipe.
3. A crushing system according to claim 2, wherein: and the discharging pipe is provided with an electromagnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810356540.1A CN108452881B (en) | 2018-04-19 | 2018-04-19 | Material conveying device and crushing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810356540.1A CN108452881B (en) | 2018-04-19 | 2018-04-19 | Material conveying device and crushing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108452881A CN108452881A (en) | 2018-08-28 |
| CN108452881B true CN108452881B (en) | 2023-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810356540.1A Active CN108452881B (en) | 2018-04-19 | 2018-04-19 | Material conveying device and crushing system |
Country Status (1)
| Country | Link |
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| CN (1) | CN108452881B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109092540B (en) * | 2018-10-20 | 2020-11-06 | 四川志德公路工程有限责任公司 | Automatic feeding device of construction waste crusher |
| CN109999984A (en) * | 2019-04-02 | 2019-07-12 | 苏州泛迪林智能科技有限公司 | One kind being used for foundry returns crusher automatic charging device |
| CN110394227A (en) * | 2019-08-01 | 2019-11-01 | 江苏纵湖涂装设备产业研究院有限公司 | A kind of Municipal Engineering Construction waste treatment device |
| CN112206879A (en) * | 2020-09-15 | 2021-01-12 | 方国樟 | Anti-overload pressure adjustable ball mill |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108452881A (en) | 2018-08-28 |
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