CN112844533A

CN112844533A - Modular toothed plate for stone crushing and industrial stone crusher

Info

Publication number: CN112844533A
Application number: CN202011532562.2A
Authority: CN
Inventors: 周文兵
Original assignee: Individual
Current assignee: Lanshan Lianjia Alloy Casting Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-05-28
Anticipated expiration: 2040-12-22
Also published as: CN112844533B

Abstract

The invention relates to the field of ore crushing equipment, and particularly discloses a toothed plate for crushing modular stone and an industrial stone crusher. Simultaneously, deviate from the crushing portion through the constant head tank and form bellied application of force portion in one side for the position that every pinion rack corresponds all is equipped with solitary application of force portion atress and promotes, by the face contact mode of traditional monoblock face contact, turns into the point contact atress of bellied application of force portion, has improved the atress homogeneity to every pinion rack, when improving building stones crushing efficiency, has also avoided invalid thrust.

Description

Modular toothed plate for stone crushing and industrial stone crusher

Technical Field

The invention relates to the field of ore crushing equipment, in particular to a modular dental plate for crushing stone and an industrial stone crusher.

Background

In mining machinery, stone and ore are required to be crushed, wherein a crusher is adopted to crush the stone, and the crushed stone is pressed by a tooth plate in the crusher to realize crushing operation. However, in the existing crusher, the adopted tooth plates are all integrally formed, and under the severe environment of mining machinery, the problems of deformation, gaps and the like can occur in the middle part of the tooth plates used for a long time, so that stone materials crushed by the tooth plates are not in accordance with the crushing requirement, and the working efficiency is low. Due to the irregular shape of the stone, the dental plate is deformed or notched only in a partial area of the dental plate, and the entire dental plate must be replaced, resulting in waste of materials.

Disclosure of Invention

The invention provides a modular dental plate for crushing stone and an industrial stone crusher, aiming at solving the problem that material is wasted due to the fact that partial areas of the dental plate are damaged and need to be replaced as a whole because the dental plate is integrally formed in the existing crusher.

In order to solve the technical problems, the invention provides a technical scheme as follows: a modular toothed plate for crushing stone comprises a fixed plate and a plurality of toothed plates, wherein the toothed plates are arranged on one surface of the fixed plate and cover the surface; the toothed plate comprises a crushing part and a positioning part, one surface of the crushing part is of a dentate convex structure, and the opposite surface is convex to form the positioning part; the fixing plate is provided with a plurality of positioning grooves, the positioning grooves correspond to the toothed plates in number one by one, the positioning parts are inserted into the positioning grooves and detachably connected with the positioning grooves, and the crushing parts are laid on the surface of the fixing plate; the locating slot is in the fixed plate deviates from the force application part with a bulge formed on one surface of the crushing part.

Preferably, the locating groove has a limiting hole on the side that deviates from one end of the toothed plate, the positioning portion is provided with a limiting groove corresponding to the position of the limiting hole, the limiting groove is provided with a limiting part, the limiting part passes through the limiting hole and is positioned in the limiting groove, the limiting part is abutted against the side of the limiting hole and the limiting groove, and the limiting part is magnetically attracted to the limiting groove.

Preferably, the limiting member is a key, the limiting groove is a key groove, and the limiting member is a magnetic limiting member.

Preferably, the limiting part is a pin, the limiting groove is a pin hole, and the limiting part is a magnetic limiting part.

Preferably, the areas of the crushing parts of the plurality of toothed plates corresponding to the surface direction of the fixing plate are different; the area of the plurality of toothed plates is gradually increased from the center of the fixing plate to the peripheral direction.

Preferably, the toothed plate is made of high-chromium steel, and the fixing plate is made of high-manganese steel.

Preferably, each force application part is connected with a pushing piece, and the pushing piece pushes the force application part; the pushing piece is provided with a pressure sensor and a controller, the pressure sensor is used for detecting the pressure of the pushing piece in the process of pushing the force application part, and the controller controls the pushing force of the pushing piece based on the pressure; the controller controls the pushing force output by the pushing piece to be larger when the pressure is larger.

The invention also comprises an industrial stone crusher which adopts the modular stone crushing dental plate comprising any one of the above parts.

Compared with the prior art, the modular dental plate for stone crushing and the industrial stone crusher provided by the invention have the following advantages:

1. can dismantle with the fixed plate through setting up a plurality of pinion racks and be connected, each the pinion rack is pegged graft in the constant head tank for the dental lamina is in long-term the use, and damage, deformation scheduling problem have appeared in the partial region's pinion rack, then can change alone according to the pinion rack that this region corresponds, and need not make the monoblock dental lamina useless, has avoided the waste of material, reduces use, the maintenance cost of equipment. Simultaneously, be in through the constant head tank the fixed plate deviates from the crushing portion forms bellied application of force portion in one side, make the position that every pinion rack corresponds all be equipped with solitary application of force portion atress and promote, also when promoting the pinion rack through external equipment, each pinion rack is based on corresponding bellied application of force portion, the contact of external force application equipment to every pinion rack when making to promote, by the face contact mode of traditional monoblock face contact, turn into the point contact atress of bellied application of force portion, the atress homogeneity to each pinion rack has been improved, when improving building stones crushing efficiency, invalid thrust has also been avoided.

2. Through setting up the locating part into the key, avoided setting up darker pore structure on the locating part, improve locating part stress stability, avoid the problem of the intensity reduction that the trompil leads to. Simultaneously, set up the key structure to magnetism based on the key is inhaled the effect and is fixed, and convenience of customers takes out the locating part, is convenient for change impaired pinion rack.

3. Area through setting up individual pinion rack certainly the fixed plate center is to direction crescent all around for be close to the regional pinion rack in fixed plate center more densely arranged more, when the pinion rack in this region takes place to damage, warp the scheduling problem, because the area proportion of pinion rack is less, can further reduce because of damage, warp the extravagant problem of material that leads to changing the pinion rack.

4. Through setting up the pinion rack into high chromium steel material, the fixed plate sets up to high manganese steel material for the pinion rack has higher wearability and higher load capacity in extrusion crushing work, with the operation requirement that adapts to the large-scale mining equipment of high strength, and also makes the fixed plate have higher pliability when facing great outside driving force, avoids long-term extrusion and warp.

5. Through being connected with solitary impeller at each pinion rack, and the impeller can be based on the reaction force that the pressure sensor response that sets up corresponds the pinion rack and receive in real time to judge the size of application of force, reach the effect of the accurate application of force of each pinion rack, improved the output validity of application of force, reduced the invalid output of application of force, reduced energy loss. Meanwhile, the stone crushing efficiency is improved.

Drawings

Fig. 1 is a schematic structural view illustrating a plurality of tooth plates of a modular rock breaking dental plate according to a first embodiment of the present invention covering one side surface of a fixed plate.

Fig. 2 is a schematic structural view illustrating a tooth plate of a modular rock breaking dental plate provided by a first embodiment of the present invention positioned in a positioning groove.

Fig. 3 is a schematic structural view of a fixed plate in a modular rock breaking dental plate according to a first embodiment of the present invention.

Fig. 4 is a schematic structural view illustrating a detachable toothed plate of the modular rock breaking dental plate according to the first embodiment of the present invention.

Fig. 5 is a schematic structural view of a pushing member in the modular rock breaking dental plate provided by the first embodiment of the invention.

Description of reference numerals:

1-a modular dental plate for stone crushing,

11-a fixed plate, 111-a positioning groove, 112-a force application part, 113-a limiting hole,

12-toothed plate, 121-crushing part, 122-positioning part, 1221-limiting groove, 123-limiting part,

13-pusher, 131-pressure sensor, 132-controller.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.

Referring to fig. 1 and 2, a first embodiment of the present invention provides a modular stone crushing toothed plate 1 (hereinafter referred to as toothed plate 1), which includes a fixed plate 11 and a plurality of toothed plates 12, wherein the plurality of toothed plates 12 are disposed on a surface of the fixed plate 11, and the plurality of toothed plates 12 cover the surface.

The toothed plate 12 comprises a crushing part 121 and a positioning part 122, one surface of the crushing part 121 is a toothed convex structure, and the other surface of the crushing part 121 is convex to form the positioning part 122. Correspondingly, a plurality of positioning grooves 111 are formed in the fixing plate 11, the positioning grooves 111 correspond to the tooth plates 12 in number one to one, the positioning portions 122 are inserted into the positioning grooves 111, the positioning portions 122 are detachably connected with the positioning grooves 111, and the crushing portions 121 are laid on the surface of the fixing plate 11. The positioning groove 111 forms a convex force application portion 112 on a surface of the fixing plate 11 facing away from the crushing portion 121.

It can be understood that the force application part 112 is used for connecting with an external force application device, and is used for applying the thrust of the external force application device on the force application part 112 to drive the dental plate 1 to perform crushing work on the stone material. In this embodiment, the external force application device may be a driving device in the crusher to apply force to drive the force application part 112.

During the use, a plurality of pinion racks 12 cover in 11 side surfaces of fixed plate, connect outside force application equipment in order to promote whole dental lamina 1 on 11 relative surfaces of fixed plate, and a plurality of pinion racks 12 are equallyd divide and do not can be dismantled with fixed plate 11 and be connected, for example can set up magnetism and inhale modes such as connection, buckle connection, threaded connection are fixed, as long as can make location portion 122 be located in constant head tank 111 and can dismantle. And pinion rack 12 is through the mode atress of extrusion building stones at the course of the work, also in extrusion process, pinion rack 12 receives the reaction force of building stones and is pressfitting on fixed plate 11 for can not produce the problem that pinion rack 12 drops because fixed unstability in extrusion process, so the detachable construction that sets up only need make at the removal in-process of fixed plate 11, pinion rack 12 can not drop.

It can be understood that one side surface of the toothed plate 12 is provided with a toothed convex structure, the toothed plates 12 jointly form continuous toothed protrusions arranged at equal intervals for contacting, extruding and crushing stone, the other opposite surface protrudes from the opposite direction to form a positioning portion 122, and the positioning portion 122 is of a columnar structure and is inserted into the positioning groove 111.

It can be understood that can dismantle with fixed plate 11 and be connected through setting up a plurality of pinion racks 12, each pinion rack 12 pegs graft in constant head tank 111 for pinion 1 is in long-term the use, and damage, deformation scheduling problem have appeared in the pinion rack 12 of subregion, then can change alone according to the pinion rack 12 that this region corresponds, and need not make whole pinion rack 1 useless, has avoided the waste of material, reduces the use of equipment, maintenance cost. Simultaneously, be in through constant head tank 111 the fixed plate 11 deviates from form bellied application of force portion 112 in the crushing portion 121 one side, make the position that every pinion rack 12 corresponds all be equipped with solitary application of force portion 112 atress and promote, also when promoting dental lamina 1 through external equipment, every pinion rack 12 is based on corresponding bellied application of force portion 112, the contact of outside application of force equipment to every pinion rack 12 when making to promote, by the face contact mode of traditional monoblock face contact, turn into bellied application of force portion 112's point contact atress, the atress homogeneity to every pinion rack 12 has been improved, when improving building stones crushing efficiency, invalid thrust has also been avoided. Meanwhile, the dental plate 1 provided by the invention has a simple structure, is convenient to produce and maintain, saves the cost, and particularly in the working environment of mining machinery with a severe environment, the simple structure can facilitate the daily maintenance, installation and disassembly of a user, reduce the failure rate of the device and ensure the normal operation of the device.

Optionally, as an embodiment, the tooth plate 12 is made of a high chromium steel material, and the fixing plate 11 is made of a high manganese steel material. The high-chromium steel is used for manufacturing load bearing materials, is complex in shape, small in required deformation, high in wear resistance and good in red hardness, and is used for manufacturing wear-resistant materials of the toothed plate 12, which can bear broken stone materials, so that the service life of the toothed plate 12 is prolonged. The high manganese steel is an abrasion-resistant steel specially used for heavy industry, has lower abrasion resistance than high chromium steel, has better toughness, and can keep better internal flexibility and avoid deformation when being subjected to the thrust of external force application equipment. The event is through setting up pinion rack 12 to high chromium steel material, and fixed plate 11 sets up to high manganese steel material for pinion rack 12 has higher wearability and higher load capacity in the crushing work of extrusion, with the operation requirement that adapts to the large-scale mining equipment of high strength, and also makes fixed plate 11 have higher pliability when facing great outside driving force, avoids long-term extrusion and warp.

Referring to fig. 2 and fig. 3, a limit hole 113 is formed in a side surface of the positioning groove 111 facing away from one end of the toothed plate 12, a limit groove 1221 is formed in a position of the positioning portion 122 corresponding to the limit hole 113, a limit member 123 is accommodated in the limit groove 1221, the limit member 123 passes through the limit hole 113 and is positioned in the limit groove 1221, the limit member 123 abuts against side surfaces of the limit hole 113 and the limit groove 1221, and the limit member 123 is magnetically connected to the limit groove 1221.

When the user places the limiting member 123 in the limiting groove 1221, the limiting member 123 locks the positioning portion 122 in the positioning groove 111 based on the abutting action of the limiting hole 113 and the limiting groove 1221, so as to prevent the tooth plate 12 from falling.

It is understood that the position-limiting member 123 may be configured as a key (as shown in fig. 2), and correspondingly, the position-limiting groove 1221 is a key groove structure, and the position-limiting member 123 is a magnetic position-limiting member, and is magnetically attracted and positioned in the position-limiting groove 1221. Or the limiting member 123 is a pin, and the limiting groove 1221 is a pin hole, a locking effect on the positioning portion 122 can also be achieved, and in this embodiment, the limiting member 123 is a key, and the limiting groove 1221 is a key groove structure for description.

It can be understood that the limiting member 123 is set as a key, so that a deep hole structure is prevented from being formed in the limiting member 123, the stress stability of the limiting member 123 is improved, and the problem of strength reduction caused by hole opening is avoided. Simultaneously, set up the key structure to it is fixed based on the magnetism effect of key, convenience of customers takes out locating part 123, is convenient for change impaired pinion rack 12. For example, when the tooth plate 12 needs to be replaced, the tooth plate 12 corresponding to the unlocking is pulled out only after the corresponding limiting member 123 is taken out from the limiting groove 1221 (in the taking-out state shown in fig. 4), and when a new tooth plate 12 is installed, after the positioning portion 122 is inserted into the positioning groove 111, the limiting member 123 is magnetically attracted and positioned in the limiting groove 1221 after penetrating through the limiting member 113 again.

Alternatively, as an embodiment, the areas of the plurality of tooth plates 12 corresponding to the crushing portions 121 in the surface direction of the fixed plate 11 are different. The area of the plurality of toothed plates 12 gradually increases from the center of the fixing plate 11 to the peripheral direction, the toothed plates 12 with gradually changing areas are arranged on the surface of the fixing plate 11, and the closer to the center of the surface of the fixing plate 11, the more dense the arrangement of the corresponding toothed plates 12 is.

It can be understood that in the stone crushing work of the mining machine, stones are usually placed on the rest of the dental plate 1 near the center to improve the acting force effect of crushing and crushing the stones, and the stones are prevented from splashing, and the acting force point of the stones on the dental plate 1 is usually gathered near the central area of the dental plate 1 due to the irregular shape of the stones, so that the dental plate 1 has a high probability of damage and deformation of the tooth-shaped structure in the central area in long-term use. And the area through setting up a pinion rack 12 certainly fixed plate 11 center is to the direction crescent all around for being close to more densely more that pinion rack 12 in fixed plate 11 central zone arranges, when this regional pinion rack 12 takes place to damage, warp the scheduling problem, because the area proportion of pinion rack 12 is less, can further reduce because of damaging, warp the extravagant problem of material that leads to changing pinion rack 12.

Optionally, referring to fig. 5, as another embodiment, each of the force applying portions 112 is connected to a pushing member 13, and the pushing member 13 pushes the force applying portion 112. The pushing member 13 is provided with a pressure sensor 131 and a controller 132, the pressure sensor 131 is used for detecting the pressure of the pushing member 13 in the process of pushing the force application part, the controller 132 controls the pushing force of the pushing member 13 based on the pressure, and when the pressure is higher, the controller 132 controls the pushing force output by the pushing member 13 to be higher.

It is understood that the pressure sensor 131 may be disposed on one side of the positioning groove 111 close to the pushing member 13, and the controller 132 is configured to calculate a matching thrust force according to the real-time pressure value detected by the pressure sensor 131, and control the pushing member 13 to output a corresponding thrust force to match a reaction force applied when the toothed plate 12 is broken.

It can be understood that, in the process of crushing stone by the toothed plates 12, due to the irregular characteristic of the stone surface, the stress conditions of each toothed plate 12 are different, particularly, the toothed plate located in the central area of the fixing plate 11 receives a larger reaction force, the toothed plate 12 located in the peripheral area of the fixing plate 11 receives a smaller reaction force, and even no stone is crushed in the whole crushing and extruding process, the concrete expression is that the toothed plate 12 located in the central area of the fixing plate 11 usually contacts the outer surface of the stone at first, at this time, the toothed plate 12 in the area is stressed at first, and each toothed plate 12 is connected with an individual pushing member 13, and the pushing member 13 can sense the reaction force received by the corresponding toothed plate 12 in real time based on the pressure sensor 131, so as to judge the magnitude of the applied force, or judge whether the applied force is needed, so as to achieve the effect of accurate applied force of each toothed plate 12, and improve the output effectiveness, the force application invalid output is reduced, and the energy loss is reduced. Meanwhile, the stone crushing efficiency is improved.

A second embodiment of the present invention provides an industrial stone crusher using the modular stone crushing dental plate 1 described in the first embodiment.

It can be understood that this industry building stones breaker adopts the broken dental lamina for the modularization building stones 1 to carry out the extrusion breakage to the building stones, and dental lamina 1 reaches the extrusion breakage effect through the device translation to the bearing building stones of opposite side.

It can be understood that industry building stones breaker adopts modularization building stones broken with dental lamina 1 to carry out the extrusion breakage to building stones for in long-term broken work, the user can be based on dental lamina 12's removable characteristic in dental lamina 1, changes alone the dental lamina that warp, damage the part, and avoids the extravagant problem of material that whole change integrated into one piece's dental lamina brought, reduces working cost, improves the utilization ratio of material.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. The utility model provides a broken dental lamina that uses of modularization building stones which characterized in that: the tooth plate fixing device comprises a fixing plate and a plurality of tooth plates, wherein the plurality of tooth plates are arranged on one surface of the fixing plate and cover the surface;

the toothed plate comprises a crushing part and a positioning part, one surface of the crushing part is of a dentate convex structure, and the opposite surface is convex to form the positioning part;

the fixing plate is provided with a plurality of positioning grooves, the positioning grooves correspond to the toothed plates in number one by one, the positioning parts are inserted into the positioning grooves and detachably connected with the positioning grooves, and the crushing parts are laid on the surface of the fixing plate;

the locating slot is in the fixed plate deviates from the force application part with a bulge formed on one surface of the crushing part.

2. The modular stone crushing dental plate as claimed in claim 1, wherein: the locating groove has seted up spacing hole on deviating from the side of pinion rack one end, location portion corresponds the position in spacing hole is equipped with the spacing groove, a locating part of holding on the spacing groove, the locating part passes spacing hole and is located in the spacing inslot, just the locating part support hold in spacing hole with the side in spacing groove, the locating part with spacing groove magnetism is inhaled and is connected.

3. The modular stone crushing dental plate as claimed in claim 2, wherein: the locating part is a key, the limiting groove is a key groove, and the locating part is a magnetic locating part.

4. The modular stone crushing dental plate as claimed in claim 2, wherein: the locating part is the pin, the spacing groove is the pinhole, the locating part is magnetism locating part.

5. The modular stone crushing dental plate as claimed in claim 1, wherein: the areas of the crushing parts corresponding to the toothed plates in the surface direction of the fixed plate are different;

the area of the plurality of toothed plates is gradually increased from the center of the fixing plate to the peripheral direction.

6. The modular stone crushing dental plate as claimed in claim 1, wherein: the toothed plate is made of high-chromium steel, and the fixing plate is made of high-manganese steel.

7. The modular stone crushing dental plate as claimed in claim 1, wherein: each force application part is connected with a pushing piece, and the pushing pieces push the force application parts;

the pushing piece is provided with a pressure sensor and a controller, the pressure sensor is used for detecting the pressure of the pushing piece in the process of pushing the force application part, and the controller controls the pushing force of the pushing piece based on the pressure;

the controller controls the pushing force output by the pushing piece to be larger when the pressure is larger.

8. An industrial stone crusher comprising the modular stone crushing dental plate according to any one of claims 1 to 7.