CN114534892A

CN114534892A - Production line for ore processing for improving ore screening effect

Info

Publication number: CN114534892A
Application number: CN202210205385.XA
Authority: CN
Inventors: 姚庆成; 刘万军; 李传坤
Original assignee: Jinan Luping Building Materials Co ltd
Current assignee: Jinan Luping Building Materials Co ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-05-27
Anticipated expiration: 2042-03-02
Also published as: CN114534892B

Abstract

The utility model relates to an improve production line for ore processing of ore screening effect relates to the field of ore processing, and production line for ore processing is including the supplementary screening plant that is located between first conveyer belt group and the screening machine, supplementary screening plant includes frame, accessory plate and striker plate, the accessory plate is connected with the frame, and one end extends to the discharge end below of first conveyer belt group, and the other end extends to the screening machine top, along ore moving direction, and the accessory plate slope sets up downwards, the striker plate passes through coupling assembling and is connected with the accessory plate to form the clearance that supplies the building stones to pass between striker plate and the accessory plate, the striker plate is "V" font, and the opening of the striker plate of "V" font is towards the screening machine. The material on the auxiliary plate is shunted by the baffle plate, so that the material is not easy to agglomerate, and the purpose of improving the material screening effect is realized.

Description

Production line for ore processing for improving ore screening effect

Technical Field

The application relates to the field of ore processing, especially, relate to a production line is used in ore processing of improvement ore screening effect.

Background

The ore refers to stones mined from mines, and the ores are processed into stones and the like after being mined and crushed, screened and the like, and are mainly used for building materials.

In the related art, as shown in fig. 1, an ore processing line is proposed, which includes a jaw crusher 500, a hammer crusher 600, a sifter 800, and a receiving hopper 700. Connect hopper 700 to be provided with a plurality ofly, be provided with a plurality of main screen cloth 300 on the screening machine 800, connect hopper 700 and main screen cloth 300 one-to-one, and connect hopper 700 to be located under the main screen cloth 300 that corresponds, along the ore moving direction, the mesh of a plurality of main screen cloth 300 increases in proper order. Jaw crusher 500 is connected with the feed end of screening machine 800 through first conveyer belt group 510, and first conveyer belt group 510 is formed by a plurality of conveyer belts overlap joint in proper order, and first conveyer belt group 510 one end is the discharge end, and the other end is the feed end, and the feed end of first conveyer belt group 510 is located jaw crusher 500's discharge gate below, and the discharge end of first conveyer belt group 510 extends to the feed end top of screening machine 800. The discharge end of the sifter 800 is connected to the feed end of the hammer crusher 600 via a second conveyor 610. The discharge gate of hammer crusher 600 is connected with first conveyer belt group 510 through third conveyer belt group 620, and third conveyer belt group 620 is formed by a plurality of conveyer belts overlap joint in proper order, and third conveyer belt group 620 one end is the feed end, and the other end is the discharge end, and the feed end of third conveyer belt group 620 is located hammer crusher 600's discharge gate below, and the discharge end extends overlap joint on first conveyer belt group 510. After being crushed by the jaw crusher 500, the ore enters the sieving machine 800 through the discharge end of the first conveyor belt group 510 for sieving and enters the corresponding receiving hopper 700, part of large-particle materials flow out of the discharge end of the sieving machine 800 and are conveyed to the hammer crusher 600 under the action of the second conveyor belt 610, and after being crushed by the hammer crusher 600, the large-particle materials are conveyed to the first conveyor belt group 510 through the third conveyor belt group 620 and then enter the sieving machine 800, so that the sieving of the ore is completed.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: because be difficult for dropping for making the ore on the first conveyer belt group, the conveyer belt of consequently first conveyer belt group keeps away from one side on ground and all is recessed form, but when the ore was transported to the screening machine from the conveyer belt on, the aggregate phenomenon easily appeared to the building stones to lead to the screening effect of ore poor.

Disclosure of Invention

In order to improve the screening effect of ore, this application provides an improve production line for ore processing of ore screening effect.

The application provides a pair of improve production line for ore processing of ore screening effect relates to following technical scheme:

the utility model provides an improve production line for ore processing of ore screening effect, is including the supplementary screening plant that is located between first conveyer belt and the screening machine, supplementary screening plant includes frame, accessory plate and striker plate, the accessory plate is connected with the frame, and one end extends to the discharge end below of first conveyer belt group, and the other end extends to the screening machine top, along ore moving direction, and the accessory plate slope sets up downwards, the striker plate passes through coupling assembling and is connected with the accessory plate to form the clearance that supplies the building stones to pass between messenger's striker plate and the accessory plate, the striker plate is "V" font, and the opening of the striker plate of "V" font is towards the screening machine.

By adopting the technical scheme, the crushed ore is transferred to the auxiliary plate by the first conveying belt, and the ore falls onto the screening machine for screening after the material on the auxiliary plate is divided by the material blocking plate, so that the ore processing is completed; the material on the auxiliary plate is shunted by the baffle plate, so that the material is not easy to agglomerate, and the purpose of improving the ore screening effect is realized.

Optionally, supplementary screening plant still includes supplementary screen cloth, supplementary screen cloth rack is established in the accessory plate top, supplementary screen cloth rotates through many links up the pole and is connected with the frame to make supplementary screen cloth reciprocal swing, and the swing direction of supplementary screen cloth and the moving direction contained angle setting of material, be provided with in the frame and be used for driving the drive assembly of supplementary screen cloth reciprocal swing.

Through adopting above-mentioned technical scheme, control drive assembly so that supplementary screen cloth reciprocating swing to make the material on the first conveyer belt drop to supplementary screen cloth on, supplementary screen cloth swing makes the material dispersion on the supplementary screen cloth drop to the accessory plate on, thereby further make the difficult production reunion of material.

Optionally, the mesh diameter of the auxiliary screen is the same as the mesh diameter of the main screen with the largest mesh on the screening machine, the auxiliary screening device further comprises a material receiving conveyor belt for receiving screening excess materials on the auxiliary screen, the material receiving conveyor belt is located below the auxiliary plate, the extending direction of the material receiving conveyor belt is the same as the swinging direction of the auxiliary screen, and the discharge end of the material receiving conveyor belt is located above the feed inlet of the hammer crusher.

Through adopting above-mentioned technical scheme, connect the setting of material conveyer belt, the clout after screening auxiliary screen cloth is received, directly transports and carries out the secondary crushing to hammer crusher department, compares in ore processing production line before, and this application has shortened the transportation stroke of material to the energy that consumes when having reduced the ore production line and transporting the material, and then has realized the purpose of energy saving.

Optionally, the lower end of the auxiliary plate is rotatably connected with the rack, the upper end of the auxiliary plate is fixedly connected with a supporting spring, and one end of the supporting spring, which is far away from the auxiliary plate, is fixedly connected with the rack.

Through adopting above-mentioned technical scheme, supporting spring's setting makes the material vibrations when dropping to the accessory plate to the falling speed of material is accelerated, and then is favorable to the material to diffuse and remove under the effect of striker plate more.

Optionally, be provided with auxiliary rod, conflict pole and conflict board in the frame, auxiliary rod one end is rotated with supplementary screen cloth and is connected, and the other end slides with conflict pole one end and is connected, the conflict pole other end rotates with the conflict board to be connected, the conflict board face can conflict with the auxiliary plate.

Through adopting above-mentioned technical scheme, the setting up of auxiliary rod, touch bar and touch panel drives the auxiliary rod and rotates when making the swing of auxiliary screen to make the touch panel that contradicts drive to rotate so that the higher end of auxiliary plate rotates to the direction that is close to ground, and then make supporting spring take place to deform, in order to promote the vibrations of auxiliary plate.

Optionally, a material blocking plate is arranged between two adjacent main screens of the screening machine.

Through adopting above-mentioned technical scheme, the setting of blocking the material board for the material is difficult for dropping between adjacent hopper that connects.

Optionally, the thickness of the dam plate is 1/4-3/4 of the diameter of the mesh of the previous main screen in the material moving direction.

Through adopting above-mentioned technical scheme, what block the thickness of flitch sets up to 1/4 to 3/4 of preceding main screen cloth mesh diameter to make the difficult entering on the back main screen cloth of material that the particle size is less than preceding main screen cloth diameter.

Optionally, the driving assembly comprises a driving motor, a driving rod and a transmission rod, one end of the transmission rod is rotatably connected with the connecting rod, the other end of the transmission rod is rotatably connected with one end of the driving rod, the other end of the driving rod is fixedly connected with an output shaft of the driving motor, and the driving motor is fixedly connected with the rack.

By adopting the technical scheme, the driving motor is started and drives the driving rod to rotate, so that the driving rod drives the driving rod to swing, and the reciprocating swing of the connecting rod is realized.

In summary, the present application includes at least one of the following advantageous technical effects:

1. the auxiliary screening device is arranged, so that materials on the screening machine are not easy to agglomerate, and the purpose of improving the screening effect of stone materials is achieved;

2. the auxiliary rod, the touch rod and the touch plate are arranged, so that the vibration amplitude of the auxiliary plate is increased, and the falling speed of the material on the auxiliary plate is accelerated.

Drawings

FIG. 1 is a background art drawing;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is a schematic view of an auxiliary screening device in an embodiment of the present application;

FIG. 4 is a schematic view of another angle of the secondary screening device in an embodiment of the present application to show the support springs;

fig. 5 is an enlarged schematic view of a portion a in fig. 4.

Description of reference numerals: 100. an auxiliary screening device; 110. a frame; 120. an auxiliary plate; 121. a support spring; 130. a striker plate; 140. an auxiliary screen; 141. an extension plate; 150. a material receiving conveyor belt; 160. a connecting rod; 200. a drive assembly; 210. a drive motor; 220. a drive rod; 230. a transmission rod; 300. a main screen; 310. a material blocking plate; 400. a connecting assembly; 410. a connecting rod; 500. a jaw crusher; 510. a first conveyor belt group; 600. a hammer crusher; 610. a second conveyor belt; 620. a third conveyor belt group; 700. a receiving hopper; 800. screening machine; 900. a collision component; 910. an auxiliary lever; 920. a touch bar; 930. against the plate.

Detailed Description

The present application is described in further detail below with reference to figures 2-5.

The embodiment of the application discloses improve production line for ore processing of ore screening effect. Referring to fig. 2, the ore processing line includes a jaw crusher 500, a first conveyor belt set 510, an auxiliary screening apparatus 100, a screener 800, and a plurality of receiving hoppers 700. The jaw crusher 500, the first conveyor belt group 510, the auxiliary screening device 100, and the screening machine 800 are sequentially disposed along the material moving direction. In this embodiment, the first conveyor belt group 510 is formed by two conveyor belts overlapping in sequence, and along the ore moving direction, one end of the first conveyor belt group 510 close to the jaw crusher 500 is a feeding end, and the other end is a discharging end, and the feeding end of the first conveyor belt group 510 is located below the discharging port of the jaw crusher 500 to accept the material crushed by the jaw crusher 500, and the discharging end of the first conveyor belt group 510 extends to the upper side of the auxiliary screening device 100 to transfer the material crushed by the jaw crusher 500 to the auxiliary screening device 100. The side of the auxiliary screening device 100 remote from the first conveyor belt set 510 is connected to the screening machine 800 to transfer the material to the screening machine 800 for screening. The meshes of the plurality of main screens 300 of the sieving machine 800 are gradually reduced in the moving direction of ore. The receiving hoppers 700 are all located below the sieving machine 800, and the receiving hoppers 700 correspond to the main screen 300 one by one to receive materials with different particle sizes.

In order to allow ore of a smaller particle size to enter the following main screen 300, a dam plate 310 is fixedly connected between the adjacent main screens 300, and the dam plate 310 has a thickness of 1/4 to 3/4 of the mesh size of the preceding main screen 300, so that small particle materials are not easily introduced into the following main screen 300.

Referring to fig. 2 and 3, the secondary screening device 100 includes a frame 110, a secondary plate 120, and a striker plate 130. Along the ore moving direction, the auxiliary plate 120 is obliquely arranged downwards and connected with the frame 110, and the upper end of the auxiliary plate 120 extends to the lower part of the discharge end of the first conveyor belt group 510, and the lower end extends to the upper part of the sieving machine 800, so that the ore crushed by the jaw crusher 500 is transferred to the sieving machine 800 through the first conveyor belt group 510 for sieving. Striker plate 130 is the setting of V font, and the opening of V font striker plate 130 is towards screening machine 800. The material blocking plate 130 is connected with the auxiliary plate 120 through the connecting assembly 400, so that the material blocking plate 130 and the auxiliary plate 120 are arranged at intervals to form a gap for ore to pass through, in the embodiment, the connecting assembly 400 comprises a plurality of connecting rods 410 arranged in parallel at intervals, the material blocking plate 130 is fixedly connected with the connecting rods 410, and the connecting rods 410 are fixedly connected with the auxiliary plate 120.

The material after jaw crusher 500 breaks drops to first conveyer belt group 510 on, first conveyer belt group 510 drives the ore removal, after the ore drops to auxiliary plate 120 under first conveyer belt group 510 effect, the ore striking is on striker plate 130 back, the clearance of part ore between striker plate 130 and auxiliary plate 120 passes through, the remaining part ore removes to both sides under striker plate 130 effect, and from auxiliary plate 120 landing to main screen 300 on, thereby realize improving the purpose of ore distribution homogeneity.

Referring to fig. 4, in order to further improve the distribution uniformity of the material, the lower end of the auxiliary plate 120 is rotatably connected to the frame 110, so that the upper end of the auxiliary plate 120 is rotated toward or away from the ground. The frame 110 is provided with a support spring 121, the support spring 121 is located on one side of the auxiliary plate 120 facing the ground, and one end of the support spring 121 is fixedly connected with the frame 110, and the other end is fixedly connected with the auxiliary plate 120. After the material drops to auxiliary plate 120, auxiliary plate 120 shakes to on the one hand make the material distribute more evenly, on the other hand accelerated the speed that the material dropped to screening machine 800 from auxiliary plate 120.

Referring to fig. 2 and 3, the auxiliary screening device 100 further includes a plurality of joint rods 160 and an auxiliary screen 140 horizontally erected above the auxiliary plate 120, the plurality of joint rods 160 are arranged in parallel at intervals, one end of each joint rod 160 is rotatably connected to the frame 110, the other end of each joint rod 160 is rotatably connected to the auxiliary screen 140, the auxiliary screen 140 is located below the discharge end of the first conveyor belt group 510 and above the auxiliary plate 120, and one side of the auxiliary screen 140 close to the screening machine 800 and one side of the striker plate 130 far from the screening machine 800 are arranged at intervals. The frame 110 is provided with a driving assembly 200 for driving the connecting rod 160 to rotate reciprocally.

In this embodiment, the driving assembly 200 is specifically configured as follows: the driving assembly 200 includes a driving motor 210, a driving rod 220 and a transmission rod 230, the driving motor 210 is fixedly connected to the frame 110, one end of the driving rod 220 is fixedly connected to an output shaft of the driving motor 210, the other end of the driving rod is rotatably connected to one end of the transmission rod 230, and the other end of the transmission rod 230 is rotatably connected to the connecting rod 160.

The driving motor 210 is started, the driving motor 210 drives the driving rod 220 to rotate, the driving rod 220 rotates and drives the driving rod 230 to swing, so that the driving rod 230 drives the connecting rod 160 to swing to and fro, and further the auxiliary screen 140 swings to and fro. After the first conveyor belt group 510 transfers the material to the auxiliary screen 140, the auxiliary screen 140 which swings back and forth spreads the material, so that the spreading area of the material on the auxiliary plate 120 is enlarged to further improve the distribution uniformity of the material on the main screen 300.

In order to improve the utilization rate of the auxiliary screen 140, the mesh diameter of the auxiliary screen 140 is the same as the mesh diameter of the largest mesh of the screen of the screening machine 800, the auxiliary screening device 100 further comprises a material receiving conveyor belt 150, the extending direction of the material receiving conveyor belt 150 is the same as the swinging direction of the auxiliary screen 140, one end of the material receiving conveyor belt 150 is positioned below the auxiliary plate 120 to receive the materials left after screening on the auxiliary screen 140, and the other end of the material receiving conveyor belt extends to the upper part of the feeding hole of a hammer crusher 600, so that the materials left after screening on the auxiliary screen 140 are transferred to the hammer crusher 600 for secondary crushing; the discharge end of the hammer crusher 600 is connected to the first conveyor set 510 by a third conveyor set 620 to transport the secondarily crushed ore to the first conveyor set 510 for secondary screening.

In order to prevent the surplus materials on the auxiliary screen 140 from falling onto the auxiliary plate 120, meanwhile, the smaller materials on the auxiliary screen 140 are not prone to falling onto the material receiving conveyor belt 150, the smaller materials refer to materials which can pass through the meshes of the auxiliary screen 140, therefore, the two ends of the auxiliary screen 140 are fixedly connected with the extension plates 141, one end of each extension plate 141 is fixedly connected with the auxiliary screen 140, the other end of each extension plate is obliquely suspended towards the direction close to the material receiving conveyor belt 150, so that the materials on the auxiliary screen 140 continuously fall from two sides, and the materials are uniformly paved on the material receiving conveyor belt 150, so that the materials transferred to the hammer crusher 600 by the material receiving conveyor belt 150 are not prone to excess.

Referring to fig. 4 and 5, in order to increase the shaking degree of the auxiliary plate 120 so that ore is not easily caught in the gap between the auxiliary plate 120 and the striker plate 130, a collision assembly 900 is provided on the frame 110. The collision assembly 900 comprises an auxiliary rod 910, a collision rod 920 and a collision plate 930, wherein one end of the auxiliary rod 910 is rotatably connected with the auxiliary screen 140, the other end of the auxiliary rod is slidably sleeved outside the collision rod 920, one end of the collision rod 920 far away from the auxiliary screen 140 is rotatably connected with the collision plate 930, and one end of the collision plate 930 far away from the collision rod 920 can be in surface contact with the auxiliary screen 140.

When the auxiliary screen 140 swings back and forth, the auxiliary screen 140 drives the auxiliary rod 910 to rotate and drives the touch rod 920 to rotate the touch plate 930, when the touch plate 930 rotates to a position where the touch plate 930 cannot continue to rotate relative to the touch rod 920, the touch plate 930 pushes the auxiliary plate 120 to rotate in a direction close to the ground under the action of the touch rod 920, and after the touch rod 920 rotates in the opposite direction, the auxiliary plate 120 immediately returns to the original position under the action of the elastic force of the supporting spring 121, so that the purpose of increasing the vibration amplitude of the auxiliary plate 120 is achieved.

The implementation principle of the embodiment of the application is as follows: the material gets into first conveyer belt group 510 after jaw crusher 500 is broken, and first conveyer belt group 510 transports the material to auxiliary screening device 100, and the material after auxiliary screen 140 sieves gets into screening machine 800 screening and falls into and connects hopper 700 after the striker plate 130 reposition of redundant personnel, and the material of the surplus material on auxiliary screen 140 transports to hammer crusher 600 through connecing material conveyer belt 150 and carries out the secondary crushing back, transports to first conveyer belt group 510 through third conveyer belt group 620, carries out the secondary screening.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an improve production line for ore processing of ore screening effect which characterized in that: the screening machine comprises an auxiliary screening device (100) positioned between a first conveyor belt group (510) and a screening machine (800), wherein the auxiliary screening device (100) comprises a rack (110), an auxiliary plate (120) and a material baffle plate (130), the auxiliary plate (120) is connected with the rack (110), one end of the auxiliary plate extends to the position below the discharge end of the first conveyor belt group (510), and the other end of the auxiliary plate extends to the position above the screening machine (800); the auxiliary plate (120) is obliquely and downwards arranged along the ore moving direction, the material blocking plate (130) is connected with the auxiliary plate (120) through a connecting assembly (400) so that a gap for stone to pass through is formed between the material blocking plate (130) and the auxiliary plate (120), the material blocking plate (130) is V-shaped, and the opening of the V-shaped material blocking plate (130) faces the sieving machine (800).

2. The production line for ore processing with improved ore screening effect according to claim 1, characterized in that: the auxiliary screening device (100) further comprises an auxiliary screen (140), the auxiliary screen (140) is erected above the auxiliary plate (120), the auxiliary screen (140) is rotatably connected with the rack (110) through a plurality of connecting rods (160) so that the auxiliary screen (140) can swing in a reciprocating mode, an included angle between the swinging direction of the auxiliary screen (140) and the moving direction of materials is formed, and a driving assembly (200) used for driving the auxiliary screen (140) to swing in a reciprocating mode is arranged on the rack (110).

3. The production line for ore processing with improved ore screening effect according to claim 2, characterized in that: the mesh diameter of the auxiliary screen (140) is the same as that of the main screen (300) with the largest mesh opening on the screening machine (800), the auxiliary screening device (100) further comprises a material receiving conveying belt (150) used for receiving screening excess materials on the auxiliary screen (140), the material receiving conveying belt (150) is located below the auxiliary plate (120), the extending direction of the material receiving conveying belt (150) is the same as the swinging direction of the auxiliary screen (140), and the discharge end of the material receiving conveying belt (150) is located above a feed inlet of the hammer crusher (600).

4. The production line for ore processing with improved ore screening effect according to claim 2, characterized in that: the lower end of the auxiliary plate (120) is rotatably connected with the rack (110), the upper end of the auxiliary plate is fixedly connected with a supporting spring (121), and one end, far away from the auxiliary plate (120), of the supporting spring (121) is fixedly connected with the rack (110).

5. The production line for ore processing with improved ore screening effect according to claim 4, characterized in that: the screen cloth is characterized in that an auxiliary rod (910), a butting rod (920) and a butting plate (930) are arranged on the rack (110), one end of the auxiliary rod (910) is rotatably connected with the auxiliary screen cloth (140), the other end of the auxiliary rod is connected with one end of the butting rod (920) in a sliding mode, the other end of the butting rod (920) is rotatably connected with the butting plate (930), and the surface of the butting plate (930) can be butted against the auxiliary plate (120).

6. The production line for ore processing with improved ore screening effect according to claim 1, characterized in that: a material blocking plate (310) is arranged between two adjacent main screens (300) of the screening machine (800).

7. A production line for ore processing that improves an ore screening effect according to claim 6, characterized in that: the thickness of the material baffle plate (310) is 1/4-3/4 of the mesh diameter of the previous main screen (300) along the material moving direction.

8. A production line for ore processing to improve an ore screening effect according to claim 2, characterized in that: the driving assembly (200) comprises a driving motor (210), a driving rod (220) and a driving rod (230), one end of the driving rod (230) is rotatably connected with the connecting rod (160), the other end of the driving rod is rotatably connected with one end of the driving rod (220), the other end of the driving rod (220) is fixedly connected with an output shaft of the driving motor (210), and the driving motor (210) is fixedly connected with the rack (110).