CN210332811U - Double-contrarotating double-roller coarse crushing device of grain size-adjustable thickness integrated crusher - Google Patents
Double-contrarotating double-roller coarse crushing device of grain size-adjustable thickness integrated crusher Download PDFInfo
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- CN210332811U CN210332811U CN201920677297.3U CN201920677297U CN210332811U CN 210332811 U CN210332811 U CN 210332811U CN 201920677297 U CN201920677297 U CN 201920677297U CN 210332811 U CN210332811 U CN 210332811U
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Abstract
The utility model relates to a grain diameter adjustable thickness integral type breaker's two roller coarse crushing device of contrarotating is the supporting crushing equipment of grain diameter adjustable thickness integral type breaker. A counter-rotating double-roller coarse crushing device of an integral crusher with adjustable grain size comprises a base, wherein a crushing bin is arranged on the base, and a power bin group is arranged on the side surface of the crushing bin; the power bin group and the crushing bin are in power connection through a transmission shaft. The crushing bin is provided with a bearing frame, and coarse crushing devices are respectively arranged on the bearing frame from top to bottom; the coarse crushing device is arranged on the bearing frame through a corresponding coarse crushing device bearing; the power bin group is provided with a corresponding coarse crushing driving motor, and is in power connection with the coarse crushing device through a corresponding transmission shaft, the coarse crushing driving motor is connected to the control equipment through a signal line, and the control equipment is electrically connected with the alternating current power supply through a cable; and the bearing frames are also respectively provided with an upper shell corresponding to the coarse crushing device.
Description
Technical Field
The utility model relates to a grain diameter adjustable thickness integral type breaker's two roller coarse crushing device of contrarotating is the supporting crushing equipment of grain diameter adjustable thickness integral type breaker.
Background
In production and life, many occasions require breaking larger objects into smaller particles; if a mine site needs to use a crusher to crush ores, a coal-fired power plant needs to crush large raw coal into coal particles with small particle sizes; the existing crusher has various types, but the existing crusher has the characteristics of large volume, low crushing efficiency, poor crushing consistency and large dust emission during crushing; therefore, it is necessary to design a new device to meet the actual use requirement.
Disclosure of Invention
The utility model provides a counter-rotating double-roller coarse crushing device of an integrated crusher with adjustable grain size, which has the advantages of small equipment volume, high crushing efficiency, good consistency of crushed products and small dust; and utilize the utility model relates to an equipment can be according to broken requirement, can adjust the particle diameter of the product after the breakage, has good use and spreading value.
A counter-rotating double-roller coarse crushing device of an integral crusher with adjustable grain size comprises a base, wherein a crushing bin is arranged on the base, and a power bin group is arranged on the side surface of the crushing bin; the power bin group and the crushing bin are in power connection through a transmission shaft.
The crushing bin is provided with a bearing frame, and coarse crushing devices are respectively arranged on the bearing frame from top to bottom; the coarse crushing device is arranged on the bearing frame through a corresponding coarse crushing device bearing; the power bin group is provided with a corresponding coarse crushing driving motor, and is in power connection with the coarse crushing device through a corresponding transmission shaft, the coarse crushing driving motor is connected to the control equipment through a signal line, and the control equipment is electrically connected with the alternating current power supply through a cable; the bearing frames are also respectively provided with an upper shell corresponding to the coarse crushing device; prevent to smash the in-process, particulate matter and dust are elegant, the polluted environment, and the upper portion of going up the casing is provided with the feed inlet, and the bottom of going up the casing is provided with the discharge gate.
The coarse crushing device is a pair of crushing rollers capable of rotating in opposite directions at equal angular speed, each crushing roller is provided with a main shaft, crushing gears for crushing are inserted into the main shafts, the crushing gears on the two main shafts are in mutual crossing fit, a gap is formed between the crushing gears on the two main shafts, and the two main shafts are respectively correspondingly provided with coarse crushing driving motors with equal specifications.
The cross section of the main shaft on the crushing roller is a regular polygon, preferably a regular hexagon; the inner wall of the crushing gear matched with the main shaft is also a corresponding regular polygon, preferably a regular hexagon.
The crushing gear is provided with double-step crushing teeth, wherein the top end of the crushing gear is provided with a first tooth surface, and the lower end of the first tooth surface is provided with a second tooth surface parallel to the first tooth surface; the length of the first tooth surface is larger than that of the second tooth surface, and an arc-shaped chamfer is arranged between the first tooth surface and the second tooth surface, so that the broken teeth are prevented from being damaged due to stress concentration during breaking. The first tooth surface and the second tooth surface are tangent to the outer edge of the crushing gear, and the crushing gear has high structural strength.
The upper portion of going up the casing has the feed inlet that is used for the feeding, and the outer profile that the lower part laminating crushing roller of going up the casing is arc, is provided with the blanking mouth in the below of last casing for will pass through the preliminary broken material of crushing roller and fall into the fine crushing device part downwards, further roll.
Furthermore, the blanking port below the upper shell is of an asymmetric structure, one side of the blanking port extends to the lower part of the crushing roller to form an extension angle, and the coarse crushing device and the fine crushing device are isolated and shielded.
The tail ends of the two sides of the inner wall of the upper shell are respectively provided with a first baffle and a second baffle, wherein the second baffle is positioned at the upper end of the extension angle; the crushing device is used for removing raw materials clamped in the crushing gear, and the crushing efficiency is improved.
And a sound insulation layer is also arranged on the upper shell and used for further isolating noise generated in the crushing process.
The control equipment is a PLC programmable controller or an industrial computer.
The coarse crushing driving motor is a frequency-conversion controlled three-phase asynchronous alternating current motor.
The utility model has the advantages of ingenious conception, simple structure, convenient use, small equipment volume, high crushing efficiency, good consistency of the crushed products and small dust; and utilize the utility model relates to an equipment can be according to broken requirement, can adjust the particle diameter of the product after the breakage, has good use and spreading value.
Drawings
The present invention will be further explained with reference to the accompanying drawings
Fig. 1 is a schematic structural diagram of a grain size adjustable thickness integrated crusher in a three-dimensional state after a shell is removed.
Fig. 2 is a schematic side sectional structure view of an integrated crusher with adjustable grain size.
Fig. 3 is a schematic front view of the integrated crusher with adjustable grain size and thickness after the upper shell is removed.
Fig. 4 is a schematic perspective structural view of an integrated crusher with adjustable grain size.
Fig. 5 is a schematic perspective view of a single crushing gear in the grain size adjustable thickness integrated crusher.
Detailed Description
Referring to the attached drawings 1-5, the grain size adjustable thickness integrated crusher is provided with a base 1, a crushing bin is arranged on the base 1, and a power bin group is arranged on the side surface of the crushing bin; the power bin group and the crushing bin are in power connection through a transmission shaft.
Referring to the attached fig. 1 and 2, a counter-rotating double-roller coarse crushing device of a grain size adjustable coarse and fine integrated crusher is provided, wherein a crushing bin is provided with a bearing frame 2, and a coarse crushing device and a fine crushing device are respectively arranged on the bearing frame 2 from top to bottom; the coarse crushing device and the fine crushing device are respectively arranged on the bearing frame 2 through corresponding coarse crushing device bearings 3 and fine crushing device bearings 4; the power bin group is respectively provided with a corresponding coarse crushing driving motor 5 and a corresponding fine crushing driving motor 6, and is in power connection with the coarse crushing device and the fine crushing device through corresponding transmission shafts, the coarse crushing driving motor 5 and the fine crushing driving motor 6 are respectively connected to control equipment through signal lines, and the control equipment is electrically connected with an alternating current power supply through cables; an upper shell 7 corresponding to the coarse crushing device and a lower shell 8 corresponding to the fine crushing device are respectively arranged on the bearing frame 2; go up zonulae occludens between casing 7 and the lower casing 8, form a complete casing, prevent to smash the in-process, particulate matter and dust are elegant, and the polluted environment, the upper portion of going up casing 7 is provided with feed inlet 9, and the bottom of casing 8 is provided with discharge gate 10 down.
The rough crushing device is a pair of crushing rollers 11 capable of rotating in an equal angular speed, the crushing rollers 11 are provided with main shafts 12, crushing gears 13 for crushing are inserted on the main shafts 12, the crushing gears 13 on the two main shafts 12 are mutually matched, a gap is formed between the crushing gears 13 on the two main shafts 12, and the two main shafts 12 are respectively correspondingly provided with rough crushing driving motors 5 with equal specifications.
Referring to fig. 2, the main shaft 12 of the crushing roller 11 has a regular polygon, preferably a regular hexagon, in cross section; the inner wall of the crushing gear 13 associated with the main shaft 12 is also a corresponding regular polygon, preferably a regular hexagon.
Referring to fig. 1, 2, 3 and 5, the crushing gear 13 has a double-step crushing tooth, wherein a first tooth surface 13-1 is arranged at the top end, and a second tooth surface 13-2 parallel to the first tooth surface 13-1 is arranged at the lower end of the first tooth surface 13-1; the length of the first tooth surface 13-1 is larger than that of the second tooth surface 13-2, and an arc chamfer is arranged between the first tooth surface 13-1 and the second tooth surface 13-2, so that damage to the broken teeth caused by stress concentration during breaking is avoided. The first tooth surface 13-1 and the second tooth surface 13-2 are tangent to the outer edge of the crushing gear 13, and the crushing gear has high structural strength.
Referring to the attached drawings 1 and 2, the fine crushing device is provided with a cylindrical rolling roller 14, the rolling roller 14 is arranged on a bearing frame 2 through a bearing, the rolling roller 14 is in power connection with a fine crushing driving motor 6 on a base, and the surface of the rolling roller 14 is provided with grains or convex teeth for finely grinding particles; furthermore, a plurality of rows of threaded holes with equal intervals are formed in the rolling roller 14, corresponding grinding blocks 15 are fixedly mounted on the outer wall of the rolling roller 14 through the threaded holes, grains or convex teeth for finely grinding particles are arranged on the outer surface of each grinding block 15, a plurality of grinding blocks 15 with equal sizes are fixedly mounted on the surface of the rolling roller 14 through screws, the complete rolling roller 14 with the grains or the convex teeth on the outer wall can be spliced, the grinding blocks 15 are fixedly mounted on the outer wall of the rolling roller 14, good maintainability and low maintenance cost are achieved, and when some grinding blocks 15 are damaged, new grinding blocks 15 are taken down and replaced; or to replace the grinding block 15 of a different size and gauge, depending on the gauge of product to be crushed.
Two side surfaces of the rolling roller 14 are provided with a plurality of equidistant hollow holes 14-1, and the hollow holes are used for reducing the weight and the load of a fine crushing driving motor 6 for driving the rolling roller 14 to rotate under the condition of ensuring the structural strength.
The upper part of the upper shell 7 is provided with a feeding hole 9 for feeding, the lower part of the upper shell 7 is attached to the outer contour 7-1 of the crushing roller 11 and is in a circular arc shape, and a blanking hole 16 is arranged below the upper shell 7 and used for enabling materials which are primarily crushed by the crushing roller 11 to fall into the fine crushing device part downwards for further grinding.
Further, the blanking port 16 below the upper shell 7 is in an asymmetric structure, one side of the blanking port extends to the lower part of the crushing roller 11 and is matched and connected with the upper end of the lower shell 8 to form an extension angle 17, so that the coarse crushing device and the fine crushing device are isolated and shielded.
The tail ends of the two sides of the inner wall of the upper shell 7 are respectively provided with a baffle plate I7-1 and a baffle plate II 7-2, wherein the baffle plate II 7-2 is positioned at the upper end of the extension angle 17; used for removing the raw materials clamped in the crushing gear 13 and improving the crushing efficiency.
The lower shell 8 is cylindrical and matched with the outer contour of the rolling roller 14, wherein the upper end of the lower shell 8 is communicated with the upper shell 7 and is used for receiving materials which are preliminarily crushed by the coarse crushing device; a chip rubbing plate 18 matched with the rolling roller 14 is arranged on the inner wall of one side, away from the extension angle 17, of the lower shell 8, and grains or convex teeth are arranged on the surface of the chip rubbing plate 18; the chip rubbing plate 18 is further fixedly connected to the inner wall of the lower shell through bolts or buckles, the maintainability is good, the maintenance cost is low, and when the chip rubbing plate 18 is damaged, the chip rubbing plate 18 is taken down and replaced by a new chip rubbing plate 18; or the chip rubbing plate 18 with different sizes and specifications is replaced according to the specification of the product to be crushed.
Referring to fig. 2, an auxiliary crushing module is arranged below the side of the blanking port 16 and on the side far away from the extension angle 17, and is used for pre-crushing the falling material after coarse crushing treatment before fine crushing, and performing final fine crushing after the coarse crushing and the pre-crushing of the material are completed; the auxiliary crushing module is provided with a fixed rod 19, the top end of the fixed rod 19 is movably provided with an adjusting plate 20 through a rotating shaft, and the tail end of the adjusting plate 20 is movably connected with an adjusting rod 21 through the rotating shaft; the adjusting rod 21 penetrates through the lower shell 8, the tail end of the adjusting rod 21 is provided with a limiting block 22, and the outer surface of the limiting block 22 is fixedly provided with an auxiliary chip rubbing plate 23 through a bolt or a buckle.
A compression spring 24 is sleeved on the adjusting rod 20, and the compression spring 24 is positioned on the inner wall of the lower shell 8.
The milling block 15, the chip rubbing plate 18 and the auxiliary chip rubbing plate 23 are made of nodular cast iron, manganese alloy or hastelloy.
A sound insulating layer is further provided on the upper case 7 and the lower case 8.
The control equipment is a PLC programmable controller or an industrial computer.
The coarse crushing driving motor 5 and the fine crushing driving motor 6 are frequency-conversion controlled three-phase asynchronous alternating current motors.
The utility model discloses a use method as follows:
(1) the material to be crushed is put into the feeding hole 9;
(2) under the drive of the coarse crushing drive motor 5, the two crushing rollers 11 rotate inwards in a contrarotating way, and the material is pulled downwards by the crushing gear 13 and is subjected to primary crushing;
(3) when the primarily crushed materials pass through the auxiliary crushing module, the fine crushing driving motor 6 drives the rolling roller to rotate to drive the primarily crushed materials to be extruded downwards, and the primarily crushed materials are further crushed when passing through the auxiliary scrap rubbing plate 23;
(4) the materials after the two crushing processes fall into a space between a chip rubbing plate 18 and a rolling roller 14 on the fine crushing device, and are finally rubbed and rolled to finish the final crushing;
(5) the crushed material is discharged through a discharge port 10 below the lower shell 8.
Claims (9)
1. A counter-rotating double-roller coarse crushing device of an integral crusher with adjustable grain size comprises a base, wherein a crushing bin is arranged on the base, and a power bin group is arranged on the side surface of the crushing bin; the power bin group is in power connection with the crushing bin through a transmission shaft; the method is characterized in that: the crushing bin is provided with a bearing frame, and coarse crushing devices are respectively arranged on the bearing frame from top to bottom; the coarse crushing device is arranged on the bearing frame through a corresponding coarse crushing device bearing; the power bin groups are respectively provided with corresponding coarse crushing driving motors, and are in power connection with the coarse crushing device through corresponding transmission shafts, the coarse crushing driving motors are connected to control equipment through signal lines, and the control equipment is electrically connected with an alternating current power supply through cables; the bearing frames are also respectively provided with an upper shell corresponding to the coarse crushing device; the upper part of the upper shell is provided with a feed inlet, and the bottom end of the upper shell is provided with a discharge outlet.
2. The counter-rotating double-roller coarse crushing device of the adjustable-grain-size integrated crusher as claimed in claim 1, wherein: the coarse crushing device is a pair of crushing rollers capable of rotating in opposite directions at equal angular speed, each crushing roller is provided with a main shaft, crushing gears for crushing are inserted into the main shafts, the crushing gears on the two main shafts are in mutual crossing fit, a gap is formed between the crushing gears on the two main shafts, and the two main shafts are respectively correspondingly provided with coarse crushing driving motors with equal specifications.
3. The counter-rotating double-roller coarse crushing device of the adjustable-grain-size integrated crusher as claimed in claim 2, wherein: the cross section of a main shaft on the crushing roller is a regular polygon; the inner wall of the crushing gear matched with the main shaft is also a corresponding regular polygon.
4. The counter-rotating double-roller coarse crushing device of the adjustable-grain-size integrated crusher as claimed in claim 2, wherein: the crushing gear is provided with double-step crushing teeth, wherein the top end of the crushing gear is provided with a first tooth surface, and the lower end of the first tooth surface is provided with a second tooth surface parallel to the first tooth surface; the length of the first tooth surface is greater than that of the second tooth surface, and an arc chamfer is arranged between the first tooth surface and the second tooth surface; the first tooth surface and the second tooth surface are tangent to the outer edge of the crushing gear.
5. The counter-rotating double-roller coarse crushing device of the adjustable-grain-size integrated crusher as claimed in claim 1, wherein: the upper portion of the upper shell is provided with a feeding hole for feeding, the lower portion of the upper shell is attached to the outer contour of the crushing roller and is arc-shaped, and a blanking hole is formed below the upper shell.
6. The counter-rotating double-roller coarse crushing device of the adjustable-grain-size integrated crusher as claimed in claim 1, wherein: the blanking port below the upper shell is of an asymmetric structure, one side of the blanking port extends to the lower part of the crushing roller and is connected with the upper end of the lower shell in a matched mode to form an extension angle.
7. The counter-rotating double-roller coarse crushing device of the adjustable-grain-size integrated crusher as claimed in claim 1, wherein: and the tail ends of the two sides of the inner wall of the upper shell are respectively provided with a first baffle and a second baffle, wherein the second baffle is positioned at the upper end of the extension angle.
8. The counter-rotating double-roller coarse crushing device of the adjustable-grain-size integrated crusher as claimed in claim 1, wherein: the shell is also provided with a sound insulation layer.
9. The counter-rotating double-roller coarse crushing device of the adjustable-grain-size integrated crusher as claimed in claim 1, wherein: the coarse crushing driving motor is a servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920677297.3U CN210332811U (en) | 2019-05-13 | 2019-05-13 | Double-contrarotating double-roller coarse crushing device of grain size-adjustable thickness integrated crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920677297.3U CN210332811U (en) | 2019-05-13 | 2019-05-13 | Double-contrarotating double-roller coarse crushing device of grain size-adjustable thickness integrated crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210332811U true CN210332811U (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920677297.3U Active CN210332811U (en) | 2019-05-13 | 2019-05-13 | Double-contrarotating double-roller coarse crushing device of grain size-adjustable thickness integrated crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210332811U (en) |
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2019
- 2019-05-13 CN CN201920677297.3U patent/CN210332811U/en active Active
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