CN210675319U

CN210675319U - Grain diameter adjustable thickness integral type breaker's broken mechanism of jaw

Info

Publication number: CN210675319U
Application number: CN201920678087.6U
Authority: CN
Inventors: 管向东; 阙凡峻; 杨耀; 杨经保
Original assignee: Nantong Norbote Robot Manufacturing Co ltd
Current assignee: Nantong Norbote Robot Manufacturing Co ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-06-05
Anticipated expiration: 2029-05-13

Abstract

The utility model relates to a jaw crushing mechanism of an integral crusher with adjustable grain diameter, which 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 a fine crushing device is arranged on the bearing frame; the fine crushing devices are respectively arranged on the bearing frame through corresponding fine crushing device bearings; the power bin group is provided with a corresponding fine crushing driving motor, and is in power connection with the fine crushing device through a corresponding transmission shaft, the fine 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 lower shells corresponding to the fine crushing devices.

Description

Grain diameter adjustable thickness integral type breaker's broken mechanism of jaw

Technical Field

The utility model relates to a broken mechanism of jaw of adjustable thickness integral type breaker of grain diameter is the supporting crushing equipment of adjustable thickness integral type breaker of grain diameter.

Background

In production and life, many occasions require breaking larger objects into smaller particles; if a crusher is required to crush ores in a mine field, a coal-fired power plant is required 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, a new device needs to be designed to meet the actual use requirement.

SUMMERY OF THE UTILITY MODEL

In view of the above, the utility model provides a jaw crushing mechanism of an integrated crusher with adjustable grain size, which has 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 jaw crushing mechanism of an integrated 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 a fine crushing device is arranged on the bearing frame; the fine crushing devices are respectively arranged on the bearing frame through corresponding fine crushing device bearings; the power bin group is provided with a corresponding fine crushing driving motor, and is in power connection with the fine crushing device through a corresponding transmission shaft, the fine 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 lower shells corresponding to the fine crushing devices; prevent to smash the in-process, particulate matter and dust are elegant, the polluted environment, and the upper portion of casing is provided with the blanking mouth down, and the bottom of lower casing is provided with the discharge gate.

The fine crushing device is provided with a cylindrical rolling roller, the rolling roller is arranged on a bearing frame through a bearing, and the rolling roller is in power connection with a fine crushing driving motor on the base; the surface of the rolling roller 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, corresponding grinding blocks are fixedly mounted on the outer wall of the rolling roller through the threaded holes, grains or convex teeth for finely grinding particles are arranged on the outer surface of each grinding block, a plurality of grinding blocks with equal sizes are fixedly mounted on the surface of the rolling roller through screws, the complete rolling roller with the grains or the convex teeth on the outer wall can be spliced, the grinding blocks are fixedly mounted on the outer wall of the rolling roller, good maintainability and low maintenance cost are achieved, and when some grinding blocks are damaged, the grinding rollers are taken down and replaced by new grinding blocks; or crushing the specification of the product according to the requirement, and replacing the grinding blocks with different sizes and specifications.

The both sides face of roller that rolls have a plurality of equidistance fretwork holes for under the condition of guaranteeing structural strength, reduce weight, reduce the drive and roll roller pivoted broken bits driving motor's load.

The lower shell is cylindrical and matched with the outer contour of the rolling roller; a chip rubbing plate matched with the rolling roller is arranged on the inner wall of one side, away from the extension angle, of the lower shell, and grains or convex teeth are arranged on the surface of the chip rubbing plate; the chip rubbing plate is further fixedly connected to the inner wall of the lower shell through a bolt or a buckle, the maintainability is good, the maintenance cost is low, and when the chip rubbing plate is damaged, the chip rubbing plate is taken down and replaced by a new chip rubbing plate; or the chip rubbing plates with different sizes and specifications are replaced according to the specifications of the required crushed products.

An auxiliary crushing device is arranged on one side, far away from the extension angle, below the side of the blanking port and used for pre-crushing falling materials after coarse crushing treatment before fine crushing, and performing final fine crushing after the coarse crushing and the pre-crushing of the materials are completed; the auxiliary crushing device is provided with a fixed rod, the top end of the fixed rod is movably provided with an adjusting plate through a rotating shaft, and the tail end of the adjusting plate is movably connected with an adjusting rod through the rotating shaft; the adjusting rod penetrates through the lower shell, a limiting block is arranged at the tail end of the adjusting rod, and an auxiliary chip rubbing plate is fixedly mounted on the outer surface of the limiting block through a bolt or a buckle.

A spring is sleeved on the adjusting rod, wherein the spring is a compression spring when positioned on the inner wall of the lower shell; the spring is an extension spring when positioned on the outer wall of the lower shell; the pre-tightening device is used for providing pre-tightening force for the adjusting rod and can be dynamically adjusted in the using process.

The grinding block, the scrap rubbing plate and the auxiliary scrap rubbing plate are made of nodular cast iron, manganese alloy or hastelloy.

And a sound insulation layer is also arranged on the lower 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 fine 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 an integrated crusher with adjustable grain size and thickness in a three-dimensional state after an upper 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 diagram of a three-dimensional structure of a single crushing gear in a jaw crushing mechanism of an integrated crusher with adjustable grain size according to the present invention.

Detailed Description

Referring to fig. 1-5, a jaw crushing mechanism with a pre-crushing function has 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 jaw crushing mechanism of an integrated crusher with adjustable grain size, 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 crossed and 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 6 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, a jaw crushing mechanism of an integral crusher with adjustable particle size and thickness, a 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, and the rolling roller 14 is in power connection with a fine crushing driving motor 6 on a base; 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 the attached figure 2, an auxiliary crushing device is arranged on one side, far away from an extension angle 17, below the side of a blanking port 16, and is used for pre-crushing falling materials after coarse crushing treatment before fine crushing, and performing final fine crushing after the coarse crushing and the pre-crushing of the materials are completed; the auxiliary crushing device 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 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 device, the fine crushing driving motor 6 drives the rolling roller to rotate, so as to drive the primarily crushed materials to be extruded downwards, and the primarily crushed materials are further crushed when passing through the auxiliary chip 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

1. A jaw crushing mechanism of an integrated 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 a fine crushing device is arranged on the bearing frame; the fine crushing devices are respectively arranged on the bearing frame through corresponding fine crushing device bearings; the power bin group is provided with a corresponding fine crushing driving motor, and is in power connection with the fine crushing device through a corresponding transmission shaft, the fine 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 lower shells corresponding to the fine crushing devices; the upper portion of lower casing is provided with the blanking mouth, and the bottom of lower casing is provided with the discharge gate.

2. The jaw crushing mechanism of the adjustable-grain-size integrated crusher of claim 1, wherein: the fine crushing device is provided with a cylindrical rolling roller, the rolling roller is arranged on a bearing frame through a bearing, and the rolling roller is in power connection with a fine crushing driving motor on the base; the surface of the rolling roller is provided with grains or convex teeth for finely grinding particles; the roller that rolls is last to be provided with the screw hole of multirow equidistance, and the outer wall that rolls the roller has the piece of milling that corresponds through screw hole fastening installation, and the surface of milling the piece is provided with line or the dogtooth that is used for the fine grain of grinding, and the piece of milling with a plurality of equidimensions passes through screw fixed mounting to the surface that rolls the roller, can splice out the roller that rolls that complete outer wall has line or dogtooth.

3. The jaw crushing mechanism of the adjustable-grain-size integrated crusher as claimed in claim 2, wherein: two side surfaces of the rolling roller are provided with a plurality of equidistant hollow holes.

4. The jaw crushing mechanism of the adjustable-grain-size integrated crusher of claim 1, wherein: the lower shell is cylindrical and is matched with the outer contour of the rolling roller, wherein the upper end of the lower shell is communicated with the upper shell; a chip rubbing plate matched with the rolling roller is arranged on the inner wall of one side, away from the extension angle, of the lower shell, and grains or convex teeth are arranged on the surface of the chip rubbing plate; the chip rubbing plate is fixedly connected with the inner wall of the lower shell through bolts or buckles.

5. The jaw crushing mechanism of the adjustable-grain-size integrated crusher of claim 1, wherein: an auxiliary material crushing device is arranged on one side, far away from the extension angle, of the lower side of the blanking port; the auxiliary crushing device is provided with a fixed rod, the top end of the fixed rod is movably provided with an adjusting plate through a rotating shaft, and the tail end of the adjusting plate is movably connected with an adjusting rod through the rotating shaft; the adjusting rod penetrates through the lower shell, a limiting block is arranged at the tail end of the adjusting rod, and an auxiliary chip rubbing plate is fixedly mounted on the outer surface of the limiting block through a bolt or a buckle.

6. The jaw crushing mechanism of the adjustable-grain-size integrated crusher of claim 1, wherein: a spring is sleeved on the adjusting rod, wherein the spring is a compression spring when positioned on the inner wall of the lower shell; the spring is an extension spring when positioned on the outer wall of the lower shell; the pre-tightening device is used for providing pre-tightening force for the adjusting rod and can be dynamically adjusted in the using process.

7. The jaw crushing mechanism of the adjustable-grain-size integrated crusher as claimed in claim 2, wherein: the grinding block, the scrap rubbing plate and the auxiliary scrap rubbing plate are made of nodular cast iron, manganese alloy or hastelloy.

8. The jaw crushing mechanism of the adjustable-grain-size integrated crusher of claim 1, wherein: and a sound insulation layer is also arranged on the lower shell.

9. The jaw crushing mechanism of the adjustable-grain-size integrated crusher of claim 1, wherein: the fine crushing driving motor is a frequency conversion controlled three-phase asynchronous alternating current motor.