CN110238047B

CN110238047B - Tombarthite rubble sieving mechanism

Info

Publication number: CN110238047B
Application number: CN201910535229.8A
Authority: CN
Inventors: 张相良; 张华�; 刘勇
Original assignee: Xinfeng Baogang Xinli Rare Earth Co Ltd
Current assignee: Xinfeng Baogang Xinli Rare Earth Co Ltd
Priority date: 2019-06-20
Filing date: 2019-06-20
Publication date: 2021-01-15
Anticipated expiration: 2039-06-20
Also published as: CN110238047A

Abstract

The invention discloses a rare earth crushed stone screening device, which mainly solves the problem that crushed stones are stuck in holes to reduce screening efficiency when the crushed stones in rare earth waste materials are screened in the prior art. The method comprises the following steps: the screening device comprises a case, wherein a feeding hole is formed in the case, a partition plate is arranged in the case and used for supporting the screening device in the case; the pressing plate is arranged right above the bottom plate; the supporting plate is connected with the two ends of the pressing plate; the large spring is arranged between the first ring disc and the second ring disc; the transverse plates are fixed on two sides of the pressing plate; the screening frame is connected with the transverse plate, and first inclined blocks are arranged in front of and behind the screening frame; the transportation frame is arranged below the screening frame; the screen cloth, the screen cloth sets up screening frame bottom. The invention has the advantage that the crushed stone in the rare earth waste cannot be stuck in the hole when being screened.

Description

Tombarthite rubble sieving mechanism

Technical Field

The invention relates to the field of rare earth, in particular to a rare earth crushed stone screening device.

Background

Rare earths are known as "industrial vitamins". Now has become an extremely important strategic resource. The rare earth element oxide refers to 15 lanthanide element oxides with atomic numbers of 57 to 71 in the periodic table of elements, and 17 element oxides of scandium and yttrium with similar chemical properties to the lanthanide elements. The rare earth elements are widely applied in the fields of petroleum, chemical industry, metallurgy, textile, ceramics, glass, permanent magnet materials and the like, and the value of rare earth oxides is increased along with the technological progress and the continuous breakthrough of application technology.

Tombarthite is a very important mineral resources, and people can carry out recycle at the tombarthite waste material after having exploited, has a lot of rubbles in the tombarthite waste material, and nevertheless artifical screening tombarthite rubble is very troublesome, need rely on the mechanical equipment to screen raises the efficiency, and current equipment utilizes the rapid transit to screen when screening the rubble, often can make the rubble card in the hole, has leaded to the rubble to block the problem like this, makes screening efficiency reduce, clears up also troublesome.

Disclosure of Invention

The invention aims to provide a rare earth ore crushing device to solve the problem that in the prior art, when crushed stones in rare earth waste materials are screened, the crushed stones are stuck in holes, and screening efficiency is reduced.

In order to achieve the purpose, the invention adopts the following scheme:

a rare earth crushed stone screening device, wherein includes:

the screening device comprises a machine case, wherein a feeding hole is formed in the machine case, lifting cylinders are arranged on two sides of the feeding hole, a partition plate is arranged in the machine case and used for supporting a screening device in the machine case;

the bottom plate is arranged on the interlayer plate, the bottom plate is a hollow quadrilateral, first circle discs are arranged on two sides of the bottom plate, and second inclined blocks are arranged in front of and behind the bottom plate;

the pressing plate is arranged right above the bottom plate, and second ring discs are arranged below two ends of the pressing plate;

the supporting plates are connected with the two ends of the pressing plate, and the middle of each supporting plate is connected with the lifting cylinder;

the large spring is arranged between the first ring disc and the second ring disc;

the transverse plates are fixed on two sides of the pressing plate;

the screening frame is connected with the transverse plate, first inclined blocks are arranged in front of and behind the screening frame, and inclined surfaces of the first inclined blocks are parallel to inclined surfaces of the second inclined blocks;

the transportation frame is arranged below the screening frame;

the screen cloth, the screen cloth sets up screening frame bottom.

The middle of the supporting plate is obliquely arched, and the pushing force is transmitted to the two ends under the pushing of the lifting cylinder, so that the large spring can be conveniently pressed down; the case is openable, so that the transportation frame is convenient to replace, and the blocking condition of the screen is convenient to check.

Preferably, sliding rods are arranged on the left side and the right side of the bottom plate, the sliding rods penetrate through the middle of the pressing plate, and the top ends of the sliding rods are fixed through nuts. The middle of the supporting plate is arched so as not to touch the sliding rod in the pressing process.

Preferably, a rubber mat is arranged above the bottom plate and used for buffering the pressing force of the pressing plate.

Preferably, a pulley is arranged in the second inclined block, and the pulley is attached to the lower portion of the first inclined block.

Preferably, the lateral plate is provided with a protection block outside, the protection block is hollow inside, the lateral plate is provided with a hollow elongated slot, the elongated slot corresponds to the protection block, the screening frame is provided with a round slide head in front and at the back, the slide head penetrates through the elongated slot and is arranged in the protection block, and the protection block is provided with a small spring which is tightly attached to the slide head.

Preferably, the screen is rotatably connected and arranged at the bottom of the screening frame, and the screen is of a two-side turnover type.

Furthermore, a long plate is rotatably connected to the rear of the bottom of the screening frame, a retaining ring is rotatably connected to the front of the bottom of the screening frame, and the long plate is lapped on the retaining ring.

Preferably, a material gathering funnel is arranged below the screening frame, and the material gathering funnel is conical and expands upwards from the bottom.

Preferably, the supporting plates, the pressing plates, the bottom plate, the long plate and the transverse plate are made of aluminum alloy.

A use method of a rare earth crushed stone screening device comprises the following steps:

placing rare earth waste, and pouring the rare earth waste into the screening frame from the inclined feeding hole to enable the material to enter the screening frame;

starting a lifting cylinder, pushing out a lower pressing support plate by the lifting cylinder to press a pressing plate connected with the support plate downwards, driving a screening frame to move downwards by a transverse plate connected in front and back in the pressing plate, controlling the lifting cylinder to contract, bouncing the support plate under the action of a large spring between the support plate and two ends of the pressing plate to move the screening frame upwards, and circularly controlling the lifting cylinder to stretch and contract to enable the rare earth waste in the screening frame to move in a fluctuating way;

when the lifting cylinder pushes out the lower supporting plate, first oblique blocks arranged on the front side and the rear side of the screening frame move downwards obliquely under the action of the pulleys and move the screening frame to the right, meanwhile, sliding heads arranged on the front side and the rear side of the screening frame extrude small springs in the protecting blocks, when the lifting cylinder contracts, the supporting plate is bounced under the action of the large springs, the screening frame is pushed to the left under the action of the small springs, the lifting cylinder is controlled to extend and contract circularly, the screening frame is moved left and right, and the crushed stone screening effect is achieved;

after screening is finished, the lifting cylinder is closed, the lower body of the case is opened, the retaining ring is stirred to rotate, the long plate naturally falls, the screen mesh is turned out left and right, and screened gravel is loaded and transported additionally.

The invention has the beneficial effects that:

according to the invention, rare earth waste is put into the feeding port, the lifting cylinder is used for telescopically pushing the supporting plate to press downwards, the screening frame is connected to do a lifting motion under the action of the elastic force of the large spring, meanwhile, the first inclined blocks arranged in front of and behind the screening frame are inclined and downwards moved on the pulleys, the screening frame can move leftwards and rightwards under the action of the small spring, and the screening is carried out circularly, so that broken stones in rare earth cannot be clamped in holes, and the reduction of screening efficiency is avoided.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a perspective view of the internal mechanism of the present invention.

Fig. 3 is a side view of fig. 2.

Fig. 4 is a front view of fig. 2.

Fig. 5 is a kinematic view of fig. 4.

Fig. 6 is a bottom view of fig. 2.

Fig. 7 is an open view of fig. 6.

1. Case 2, screening frame 3, gather material funnel

4. Transport frame 5, lifting cylinder 6 and supporting plate

7. Pressing plate 8, transverse plate 9 and bottom plate

10. Big spring 11, cushion 12, little spring

13. Screen 14, long plate 15, retaining ring

101. Feed inlet 102, division plate 21 and slider

22. First sloping block 71, second ring plate 81 and protection block

91. First ring plate 92, slide rod 93 and second inclined block

94. Pulley wheel

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention are further described in detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some embodiments of the invention and are not limiting of the invention, and that all other embodiments obtained by those of ordinary skill in the art without the exercise of inventive faculty are within the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "a," "an," "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

For the purposes of simplicity and explanation, the principles of the embodiments are described by referring mainly to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. But it is obvious. To one of ordinary skill in the art, the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

As shown in fig. 1 to 3, the present invention is a rare earth ore crushing apparatus, comprising: the screening device comprises a case 1, wherein a feeding hole 101 is formed in the case 1, lifting cylinders 5 are arranged on two sides of the feeding hole 101, a partition plate 102 is arranged in the case 1, and the partition plate 102 is used for supporting the screening device in the case 1; the bottom plate 9 is arranged on the interlayer plate 102, the bottom plate 9 is a hollow quadrilateral, two sides of the bottom plate 9 are provided with first circle discs 91, and the front and the back of the bottom plate 9 are provided with second inclined blocks 93; the pressing plate 7 is arranged right above the bottom plate 9, and a second ring disc 71 is arranged below two ends of the pressing plate 7; the supporting plate 6 is connected with two ends of the pressing plate 7, and the middle of the supporting plate 6 is connected with the lifting cylinder 5; the large spring 10 is arranged between the first ring disc 91 and the second ring disc 71, and the large spring 10 is arranged between the first ring disc 91 and the second ring disc 71; the transverse plate 8 is fixed on two sides of the pressing plate 7; the screening frame 2 is connected with the transverse plate 8, the front and the back of the screening frame 2 are provided with first inclined blocks 22, and the inclined surfaces of the first inclined blocks 22 are parallel to the inclined surfaces of the second inclined blocks 93; the transportation frame 4 is arranged below the screening frame 2; and the screen 13 is arranged at the bottom of the screening frame 2, and the screen 13 is arranged at the bottom of the screening frame 2. The middle of the supporting plate 6 is arched in an inclined way, and the pushing force is transmitted to the two ends under the pushing of the lifting cylinder 5, so that the large spring 10 can be conveniently pressed down; the lower part of the case 1 is openable, so that the transportation frame 4 is convenient to replace, and the blocking condition of the screen 13 is convenient to check.

According to the invention, rare earth waste materials are put into the feed inlet 101, the lifting cylinder 5 is used for telescopically pushing the supporting plate 6 to press downwards, the screening frame 2 is carried to perform a bending movement under the action of the elastic force of the large spring 10, meanwhile, the first inclined blocks 22 arranged in front of and behind the screening frame 2 are inclined and downwards moved on the pulleys 94, the screening frame 2 can move leftwards and rightwards under the action of the small spring 12, and screening is performed circularly, so that broken stones in rare earth cannot be clamped in holes, and the reduction of screening efficiency is avoided.

Specifically, sliding rods 92 are arranged on the left side and the right side of the bottom plate 9, the sliding rods 92 penetrate through the middle of the pressing plate 7, and the top ends of the sliding rods 92 are fixed through nuts. The strut 6 is arched in the middle so as not to touch the slide rod 92 during the pressing down.

Specifically, a rubber pad 11 is arranged above the bottom plate 9, and the rubber pad 11 is used for buffering the pressing force of the pressing plate 7.

Specifically, as shown in fig. 4, a pulley 94 is installed in the second inclined block 93, and the pulley 94 is attached under the first inclined block 22.

Specifically, as shown in fig. 4, a protection block 81 is disposed outside the transverse plate 8, the protection block 81 is hollow, a hollow long groove is disposed on the transverse plate 8, the long groove corresponds to the protection block 81, circular sliders 21 are disposed in front of and behind the screening frame 2, the sliders 21 penetrate through the long groove and are disposed in the protection block 81, a small spring 12 is disposed in the protection block 81, and the small spring 12 is attached to the sliders 21.

Specifically, as shown in fig. 6, the screen 13 is rotatably connected to the bottom of the screen frame 2, and the screen 13 is of a two-side flip type.

Specifically, as shown in fig. 7, a long plate 14 is rotatably connected to the rear of the bottom of the screen frame 2, a retaining ring 15 is rotatably connected to the front of the bottom of the screen frame 2, and the long plate 14 is lapped on the retaining ring 15.

Specifically, a material gathering funnel is arranged below the screening frame 2, is conical and expands upwards from the bottom.

Specifically, the supporting plate 6, the pressing plate 7, the bottom plate 9, the long plate 14 and the transverse plate 8 are made of aluminum alloy.

rare earth waste is put in, and poured in from the inclined feed inlet 101, so that the material enters the screening frame 2;

starting the lifting cylinder 5, pushing out the lower pressing support plate 6 by the lifting cylinder 5 to press the pressing plate 7 connected with the support plate 6 downwards, driving the screening frame 2 to move downwards by the transverse plates 8 connected in front and back of the pressing plate 7, then controlling the lifting cylinder 5 to contract, bouncing up the support plate 6 under the action of the large spring 10 between the support plate 6 and the two ends of the pressing plate 7 to move the screening frame 2 upwards, and circularly controlling the lifting cylinder 5 to stretch and contract to enable the rare earth waste in the screening frame 2 to move in a fluctuating way;

when the lifting cylinder 5 pushes out the lower supporting plate 6, the first inclined blocks 22 arranged at the front side and the rear side of the screening frame 2 move downwards in an inclined mode under the action of the pulley 94, the screening frame 2 moves rightwards, meanwhile, the sliding heads 21 arranged at the front side and the rear side of the screening frame 2 extrude the small springs 12 in the protecting blocks 81, when the lifting cylinder 5 contracts, the supporting plate 6 is bounced under the action of the large springs 10, the screening frame 2 is pushed leftwards under the action of the small springs 12, the lifting cylinder 5 is controlled to stretch in a circulating mode, the screening frame 2 moves leftwards and rightwards, and the gravel screening effect is achieved;

after screening is finished, the lifting cylinder 5 is closed, the lower body of the case 1 is opened, the retaining ring 15 is stirred to rotate, the long plate 14 naturally falls, the screen 13 is turned out left and right, and screened gravels are loaded and transported additionally.

Although the illustrative embodiments of the present invention have been described above to enable those skilled in the art to understand the present invention, the present invention is not limited to the scope of the embodiments, and it is apparent to those skilled in the art that all the inventive concepts using the present invention are protected as long as they can be changed within the spirit and scope of the present invention as defined and defined by the appended claims.

Claims

1. A rare earth crushed stone screening device, wherein includes:

the transverse plates are fixed on two sides of the pressing plate;

the transportation frame is arranged below the screening frame;

the screen cloth, the screen cloth sets up screening frame bottom.

2. The rare earth crushed stone screening device according to claim 1, wherein slide bars are provided on the left and right sides of the bottom plate, the slide bars pass through the middle of the pressing plate, and the top ends of the slide bars are fixed by nuts.

3. The rare earth crushed stone screening device according to claim 1, wherein a rubber pad is arranged above the bottom plate and used for buffering the pressing force of the pressing plate.

4. The rare earth crushed stone screening device according to claim 1, wherein a pulley is installed in the second inclined block, and the pulley is attached to the lower portion of the first inclined block.

5. The rare earth crushed stone screening device according to claim 1, wherein a protection block is arranged on the outer side of the transverse plate, the protection block is hollow, a hollow long groove is formed in the transverse plate, the long groove corresponds to the protection block, circular sliders are arranged on the front and the rear of the screening frame, the sliders penetrate through the long groove and are arranged in the protection block, and a small spring is arranged in the protection block and clings to the sliders.

6. The rare earth crushed stone screening device according to claim 1, wherein the screen is rotatably connected to the bottom of the screening frame, and the screen is of a two-side turnover type.

7. The apparatus for screening rare earth crushed stones according to claim 6, wherein a long plate is rotatably connected to the rear of the bottom of the screening frame, a retaining ring is rotatably connected to the front of the bottom of the screening frame, and the long plate is lapped on the retaining ring.

8. The rare earth crushed stone screening device according to claim 1, wherein a material gathering funnel is arranged below the screening frame, and the material gathering funnel is conical and expands upwards from the bottom.

9. The apparatus for screening rare earth crushed stones according to claim 1, wherein the supporting plates, the pressing plates, the bottom plate, the long plate and the transverse plate are made of aluminum alloy.

10. A use method of a rare earth crushed stone screening device comprises the following steps:

when the lifting cylinder pushes out the lower supporting plate, first oblique blocks arranged on the front side and the rear side of the screening frame move downwards obliquely under the action of the pulleys and move the screening frame to the right, meanwhile, sliding heads arranged on the front side and the rear side of the screening frame extrude small springs in the protecting blocks, when the lifting cylinder contracts, the supporting plate is bounced under the action of the large springs, the screening frame is pushed to the left under the action of the small springs, the lifting cylinder is controlled to extend and contract circularly, the screening frame is moved left and right, and the crushed stone screening effect is achieved; after screening is finished, the lifting cylinder is closed, the lower body of the case is opened, the retaining ring is stirred to rotate, the long plate naturally falls, the screen mesh is turned out left and right, and screened gravel is loaded and transported additionally.