CN203264790U - Gate plate structure for dual-rotor crusher - Google Patents
Gate plate structure for dual-rotor crusher Download PDFInfo
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- CN203264790U CN203264790U CN 201320323055 CN201320323055U CN203264790U CN 203264790 U CN203264790 U CN 203264790U CN 201320323055 CN201320323055 CN 201320323055 CN 201320323055 U CN201320323055 U CN 201320323055U CN 203264790 U CN203264790 U CN 203264790U
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- chain wheel
- handle
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- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 abstract description 38
- 238000000034 method Methods 0.000 description 4
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- 241001465754 Metazoa Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 241000233866 Fungi Species 0.000 description 1
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- 238000013461 design Methods 0.000 description 1
- 235000019621 digestibility Nutrition 0.000 description 1
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- 230000005611 electricity Effects 0.000 description 1
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Abstract
The utility model relates to a gate plate structure for a dual-rotor crusher. A left crushing chamber and a right crushing chamber are formed in the dual-rotor crusher and are respectively provided with a rotor rotating under the driving of a motor; a plurality of hammers are arranged on each rotor. The gate plate structure is characterized by comprising a gate plate and a driving mechanism, wherein the gate plate is positioned in a channel between the left crushing chamber and the right crushing chamber; the driving mechanism is in driving connection with the gate plate to regulate the openness of the gate plate. The gate plate structure has the advantages that a gate controls the size of the channel between the two crushing chambers to regulate the quantity of materials, in one of the crushing chamber, entering the other crushing chamber so as to achieve the aim of rotor load balancing; power is saved, and the working efficiency of the crusher is improved; the idle work of the hammers is avoided, and the gate plate structure is convenient to operate.
Description
Technical Field
The utility model relates to a material crushing apparatus technical field especially relates to a flashboard structure for birotor rubbing crusher.
Background
Material crushing is a necessary link in the production and processing process of various industries, for example, in the wood processing industry, a crusher is usually used for crushing wood to process plates, paper making, edible fungi planting and the like; or crushing the raw materials in the feed processing industry to increase the total surface area of raw material particles per unit mass, increase the solubility of feed nutrients in animal digestive juice, and improve the digestibility of animals.
At present, the known technology is a hammer mill, which comprises a casing and a rotor installed in the casing, wherein the rotor is provided with a turntable for installing the hammer, the power adopts a motor or a diesel engine, the working process is that the motor provides power, the rotor rotates, the hammer fixed on the rotor strikes materials to crush the materials, qualified materials are discharged from a screen, and the whole crushing process is completed. The conventional hammer mill mainly has two types, i.e., a single rotor type and a double rotor type. The single-rotor type structure is simple, but because the single-machine single-shaft operation is adopted, the working efficiency is relatively low. The double-rotor hammer mill usually has two milling chambers, and each milling chamber is internally provided with a rotor with a hammer which rotates at a high speed. However, the biggest problem of the double-rotor crusher is that the materials of two rotors are always in an unbalanced state, so that one rotor cannot work at full load and cannot exert the required working efficiency. Even if the proportion of better distribution material entering two crushing chambers when adding material, also can drive the material when the rotor rotates and get into another crushing chamber from a crushing chamber, consequently if want to balance the material of two rotors department, need consider the circulation situation between the crushing chamber, but the difference of factors such as the material characteristic of material, overall dimension also can influence this circulation situation, consequently needs to design a mechanism that can nimble regulation control rubbing crusher material circulation situation between the crushing chamber.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a purpose is to prior art structural shortcoming, provides a flashboard structure for birotor rubbing crusher, through set up the flashboard that can adjust the aperture between two crushing rooms, has balanced the material of two rotors departments, very big improvement rubbing crusher's operating efficiency.
In order to achieve the above object, the utility model provides a dual-rotor pulverizer is realized through following technical scheme:
a gate structure for a double-rotor crusher is characterized in that a left crushing chamber and a right crushing chamber are formed in the double-rotor crusher, and a rotor driven by a motor to rotate is arranged in each crushing chamber; the rotor is provided with a plurality of hammer sheets, and is characterized in that: the gate plate structure comprises a gate plate positioned in a channel between the left crushing chamber and the right crushing chamber and a driving mechanism which is in driving connection with the gate plate to adjust the opening degree of the gate plate, wherein the driving mechanism comprises a slide rail which is vertically arranged in the channel between the left crushing chamber and the right crushing chamber and a first chain wheel and a second chain wheel which are driven by a chain; the gate plate is supported on the sliding rail in a sliding manner and is provided with a rack which is vertically arranged; a gear meshed with the rack is coaxially arranged on the first chain wheel; the second chain wheel is connected with a positioning mechanism which selectively stops the relative rotation of the second chain wheel, and is connected with a crank handle with a handle.
The driving mechanism also comprises a horizontally arranged rotating shaft, two ends of the rotating shaft extending out of the shell are respectively provided with a second chain wheel, and the two coaxially arranged first chain wheels are respectively connected with the second chain wheel through chains; two sides of the gate plate are respectively fixedly provided with the rack connected with the first chain wheel and are supported on the slide rail in a sliding manner through the racks; the rocking handle is connected with the end part of the rotating shaft; the positioning mechanism is a positioning disc arranged on the shell and on the inner side of the rocking handle, a plurality of positioning holes are formed in the positioning disc at intervals along the rotating curve of the handle, and the handle can axially slide relative to the rocking handle to be inserted into the positioning holes.
Compared with the prior art, the beneficial effects of the utility model are that: the size of a channel between two crushing chambers is controlled by a gate to adjust the material quantity of the material entering the other crushing chamber from the crushing chamber, so that the aim of balancing the load of a rotor is fulfilled, the electricity is saved, the working efficiency of the crusher is improved, the idle work of a hammer is avoided, and the operation is convenient.
Drawings
The above features and advantages of the present invention will become more apparent and readily appreciated from the following description of the exemplary embodiments thereof taken in conjunction with the accompanying drawings.
Fig. 1 is a schematic view of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic view of material distribution when the rotor of the embodiment of the present invention turns right;
FIG. 3 is a schematic view of the material distribution when the rotor of the embodiment of the present invention turns left;
FIG. 4 is a schematic cross-sectional view of a portion of a shutter according to an embodiment of the present invention;
FIG. 5 is a sectional view of the material guiding impact body according to the embodiment of the present invention;
fig. 6 is a schematic view of a three-dimensional structure of a material guiding impact body according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a portion of a shutter according to an embodiment of the present invention.
Detailed Description
The invention will be described in further detail below with reference to the accompanying drawings so as to facilitate understanding by those skilled in the art:
as shown in fig. 1-7, the reference numerals denote:
the device comprises a feeder 1, a feeding guide plate 2, a material guide impact body 3, a positioning disc 4, a machine shell 5, a left rotor 6, a gate plate 7, a right rotor 8, a material 9, a star-shaped handle 10, a left top plate 11, a right top plate 12, a rack sliding plate 13, a bearing 14, a rotating shaft 15, a rocking handle 16, a first chain wheel 17, a channel bottom plate 18, an arc-shaped plate 19, a diversion hole 20, a middle plate 21, a second chain wheel 22 and a positioning hole 23.
Referring to fig. 1-2, the present embodiment provides a shutter structure for a double rotor pulverizer. The related double-rotor crusher comprises a machine shell 5 and a feeder 1 connected to a feeding port at the top of the machine shell 5, wherein a left crushing chamber and a right crushing chamber are formed in the machine shell 5, a left rotor 6 is horizontally arranged in the left crushing chamber, a right rotor 8 is horizontally arranged in the right crushing chamber, and a plurality of hammer sheets are respectively arranged on the peripheral surfaces of the left rotor 6 and the right rotor 8.
In addition, a feeding guide plate 2 and a material guiding impact body 3 are sequentially arranged between the feeder 1 and the rotor from top to bottom; wherein,
the lower end of the feeding guide plate 2 is hinged on a horizontally arranged hinge shaft which is fixedly connected with the inner wall of the casing 5. The axis of the articulated shaft is positioned on the median plane of the axes of the left rotor 6 and the right rotor 8; around the hinge axis, the feed guide 2 can be tilted to the left or right and selectively fixed at a left dead center tilted to the left with respect to the neutral plane and at a right dead center tilted to the right with respect to the neutral plane. The two side surfaces of the feed guide plate 2 are smooth to constitute a conveying surface for the material to slide. When the feeding guide plate 2 is positioned at a left dead center or a right dead center, the feeding guide plate can receive the materials conveyed by the feeder 1 and dump the materials in the corresponding direction.
The top surface of the material guide impact body 3 is defined by a left top plate 11 and a right top plate 12 which are connected, and the top ends of the left top plate 11 and the right top plate 12 which are connected are positioned on the median plane. The left top plate 11 inclines leftwards relative to the median plane to form a left slope surface extending to the left crushing chamber, and can receive the materials conveyed by the feeding guide plate 2 positioned at the right dead center and convey the materials to the left crushing chamber. The left top plate 11 and the right top plate 12 are symmetrical about the bisection plane, that is, the right top plate 12 is inclined to the right relative to the bisection plane, and forms a right slope surface extending to the right crushing chamber, and the right slope surface can receive the material conveyed by the feeding guide plate 2 positioned at the left dead center and convey the material to the right crushing chamber. The material guide impact body 3 further comprises two arc-shaped plates 19 forming the bottom of the material guide impact body, and the outer side faces of the arc-shaped plates 19 form the local inner walls of the crushing chambers on the same side, namely the cylindrical surfaces coaxial with the rotation curve of the rotor.
In addition, the left top plate 11 and the right top plate 12 are respectively provided with at least one diversion hole 20. In a preferred embodiment, the left top plate 11 and the right top plate 12 are respectively provided with a plurality of diversion holes 20 with the same number. The diversion holes 20 on the left top plate 11/the right top plate 12 are arranged at intervals along the length direction. Channels which are obliquely arranged and correspond to the diversion holes 20 one by one are formed in the material guide impact body 3. The diversion holes 20 on the left top plate 11 are communicated with the right crushing chamber through a channel, and the diversion holes 20 on the right top plate 12 are communicated with the left crushing chamber through the channel. Specifically, the arc plate 19 is provided with openings for forming outlets of the channels, each channel is formed by a channel bottom plate 18 and an intermediate plate 21 vertically arranged at two sides of the channel bottom plate 18, and two ends of the channel bottom plate 18 and the intermediate plate 21 are fixed on the arc plate 19 and the top plate and arranged around the openings and the flow dividing holes 20.
Referring to fig. 2 and 3, which are schematic diagrams of material distribution in two states of right-hand rotation and left-hand rotation of the rotor, it can be seen that the material 9 provided by the feeder 1 can be distributed into two crushing chambers through the feeding guide plate 2 and the corresponding top plate of the material guide impact body 3 no matter which direction is changed.
In addition, the double-rotor crusher also comprises a motor for driving the left rotor 6 and the right rotor 8 to rotate in the same direction and an actuating mechanism for selecting the rotation direction of the rotors.
In combination with the above-mentioned crusher structure, the gate plate structure provided in this embodiment includes a gate plate 7 and a driving mechanism for driving the gate plate 7 to move up and down on the median plane. The gate 7 is positioned in a channel between the left crushing chamber and the right crushing chamber, and the communication between the left crushing chamber and the right crushing chamber is regulated and controlled by the opening degree of the gate 7.
The drive mechanism includes: a slide rail vertically arranged in the channel between the left crushing chamber and the right crushing chamber and a rotating shaft 15 supported by a bearing 14. The rotating shaft 15 is horizontally arranged, two ends of the rotating shaft extend out of the machine shell, and a second chain wheel 22 which coaxially rotates along with the rotating shaft is fixedly installed at each of the two ends of the rotating shaft 15, in addition, a rocking handle 16 is fixedly installed at one end of the rotating shaft 15, and a star-shaped handle 17 is installed at the free end of the rocking handle 16. The two second chain wheels 22 are respectively connected with one first chain wheel 17 through chain transmission, the two first chain wheels 17 are arranged on the outer side of the machine shell 5, the rotating axes are positioned on the same straight line, and gears are coaxially arranged on the two first chain wheels 17. And two vertically arranged rack sliding plates 13 are respectively fixed on two sides of the gate plate 7 and are slidably supported on the sliding rails through the rack sliding plates 13. The rack sliding plate 13 correspondingly meshes with the gear on the first chain wheel 17. Therefore, the rotating shaft 15 is driven to rotate by holding the star-shaped handle 17, and the rack sliding plate 13 on the sliding rail is driven to move up and down through the meshing of the chain and the gear, so that the operation of driving the flashboard 7 to move up and down is realized.
The opening degree is selected for controlling the shutter 7 and the currently selected opening degree is fixed. The rotating shaft 15 is further connected with a positioning mechanism for selectively stopping the relative rotation of the rotating shaft, the positioning mechanism is a positioning disc 4 arranged on the inner side of the rocking handle 16 on the casing 5, a plurality of positioning holes 23 are arranged on the positioning disc 4 at intervals along the rotating curve of the star-shaped handle 17, and the star-shaped handle 17 can axially move relative to the rocking handle 16. Thus, when the star handle 17 is rotated to a certain positioning hole 23 of the positioning plate 4, the star handle 17 is pushed to insert the pin at the inner side thereof into the positioning hole 23 to restrict the rotation of the rotating shaft 15, thereby stopping the relative movement of the shutter plate 7. And the opening degree of the shutter 7 can also be selected by selecting the position of the positioning hole 23.
The above embodiments are intended to illustrate the present invention and the embodiments in detail, but it can be understood by those skilled in the art that the above embodiments of the present invention are only one of the preferred embodiments of the present invention, and for space limitation, all embodiments can not be listed here one by one, and any implementation that can embody the technical solution of the present invention is within the protection scope of the present invention.
It should be noted that the above is a detailed description of the present invention, and it should not be considered that the present invention is limited to the specific embodiments, and those skilled in the art can make various modifications and variations on the above embodiments without departing from the scope of the present invention.
Claims (2)
1. A gate structure for a double-rotor crusher is characterized in that a left crushing chamber and a right crushing chamber are formed in the double-rotor crusher, and a rotor driven by a motor to rotate is arranged in each crushing chamber; the rotor is provided with a plurality of hammer sheets, and is characterized in that: the gate plate structure comprises a gate plate positioned in a channel between the left crushing chamber and the right crushing chamber and a driving mechanism which is in driving connection with the gate plate to adjust the opening degree of the gate plate, wherein the driving mechanism comprises a slide rail which is vertically arranged in the channel between the left crushing chamber and the right crushing chamber and a first chain wheel and a second chain wheel which are driven by a chain; the gate plate is supported on the sliding rail in a sliding manner and is provided with a rack which is vertically arranged; a gear meshed with the rack is coaxially arranged on the first chain wheel; the second chain wheel is connected with a positioning mechanism which selectively stops the relative rotation of the second chain wheel, and is connected with a crank handle with a handle.
2. The gate structure for a double rotor crusher as claimed in claim 1, wherein: the driving mechanism also comprises a horizontally arranged rotating shaft, two ends of the rotating shaft extending out of the shell are respectively provided with a second chain wheel, and the two coaxially arranged first chain wheels are respectively connected with the second chain wheel through chains; two sides of the gate plate are respectively fixedly provided with the rack connected with the first chain wheel and are supported on the slide rail in a sliding manner through the racks; the rocking handle is connected with the end part of the rotating shaft; the positioning mechanism is a positioning disc arranged on the shell and on the inner side of the rocking handle, a plurality of positioning holes are formed in the positioning disc at intervals along the rotating curve of the handle, and the handle can axially slide relative to the rocking handle to be inserted into the positioning holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320323055 CN203264790U (en) | 2013-06-05 | 2013-06-05 | Gate plate structure for dual-rotor crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320323055 CN203264790U (en) | 2013-06-05 | 2013-06-05 | Gate plate structure for dual-rotor crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203264790U true CN203264790U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320323055 Expired - Fee Related CN203264790U (en) | 2013-06-05 | 2013-06-05 | Gate plate structure for dual-rotor crusher |
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| Country | Link |
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| CN (1) | CN203264790U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104941725A (en) * | 2015-05-28 | 2015-09-30 | 山东联邦重工有限公司 | Dual-rotor hammer type sand making machine with adjustment device |
-
2013
- 2013-06-05 CN CN 201320323055 patent/CN203264790U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104941725A (en) * | 2015-05-28 | 2015-09-30 | 山东联邦重工有限公司 | Dual-rotor hammer type sand making machine with adjustment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20170605 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |