CN211487967U - Crushing grinder - Google Patents

Abstract

The utility model discloses a crushing and grinding machine, its characterized in that includes: the device comprises a rack, a crushing system and a control system; the crushing system comprises: the crushing device comprises a crushing motor, a transmission shaft, a crushing knife and a crushing bin, wherein the crushing motor and the crushing bin are fixedly arranged on a rack, a feeding opening is formed above the crushing bin, a discharging barrel is formed below the crushing bin, the transmission shaft is linked with the crushing motor, one end of the transmission shaft extends into the crushing bin, and the crushing knife is fixedly arranged at one end of the transmission shaft extending into the crushing bin; the control system controls the working state of the crushing system; wherein broken sword sets up 2 pieces and is a set of, superposes from top to bottom between piece and piece to be 90 contained angles and set up 4 groups, set up the sleeve between group and the group and carry out the interval arrangement, two cutting edge blade inclined plane orientations are opposite about broken sword, the utility model discloses the installation is simple and easy, and maintenance are simple, and convenient operation can throw the material in succession, and the ejection of compact is in succession easily cleared up in the broken storehouse, and broken sword is quick detachable washs.

Description

Crushing grinder

Technical Field

The utility model relates to an equipment, especially a crushing and grinding machine.

Background

Powder metallurgy is an industrial technology for preparing metal powder or metal materials, composite materials and various products by using metal powder (or a mixture of metal powder and nonmetal powder) as a raw material and performing forming and sintering. At present, the powder metallurgy technology has been widely applied to the fields of transportation, machinery, electronics, aerospace, weaponry, biology, new energy, information, nuclear industry and the like, and becomes one of the most active branches in new material science. The powder metallurgy technology has a series of advantages of remarkable energy saving, material saving, excellent performance, high product precision, good stability and the like, and is very suitable for mass production. In addition, materials and complex parts, which are partially impossible to manufacture by conventional casting and machining methods, can also be manufactured by powder metallurgy, and thus are receiving great attention from the industry.

However, in the production process, some defective products are inevitably generated, such as deformation, shortage, impurities mixed and the like, so that the formed blank which is not sintered yet needs to be recycled, and therefore a crushing grinder is needed to crush the formed blank, however, most of the existing crushing grinders crush sand or metal, and have large size, complex machine, high power consumption, high noise and certain complexity and danger in mechanical maintenance, so that the special crushing grinder for the powder metallurgy blank which is pressed and formed needs to be developed urgently.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is not enough to above-mentioned prior art. The utility model provides a broken machine that grinds, this all-in-one installation is simple and easy, and maintenance are simple, and convenient operation can throw the material in succession, and the ejection of compact is in succession easily cleared up in the broken storehouse, and broken sword is quick detachable to be washd.

In order to achieve the above object, the utility model adopts the following technical scheme: a crushing mill characterized by comprising: the device comprises a rack, a crushing system and a control system;

the crushing system comprises: the crushing device comprises a crushing motor, a transmission shaft, a crushing knife and a crushing bin, wherein the crushing motor and the crushing bin are fixedly arranged on a rack, a feeding opening is formed above the crushing bin, a discharging barrel is formed below the crushing bin, the transmission shaft is linked with the crushing motor, one end of the transmission shaft extends into the crushing bin, and the crushing knife is fixedly arranged at one end of the transmission shaft extending into the crushing bin;

the control system controls the working state of the crushing system;

wherein the crushing sword sets up 2 pieces at least and is a set of, superposes about between piece and piece to be the contained angle setting, set up 2 groups at least, set up the sleeve between group and the group and carry out the interval arrangement, two upper and lower cutting edge blade inclined plane directions of crushing sword are opposite.

Preferably, the crushing blade includes: the knife comprises a knife holder and a knife edge, wherein the knife edge is fixedly arranged on the knife holder, the knife edge is made of tungsten steel, and the knife holder is made of No. 45 steel.

Preferably, the knife holder is strip-shaped, the rotating center is provided with a through hole fixedly matched with the transmission shaft, one side of the cutting is provided with a fixing groove, and the cutting edge is fixedly arranged on the fixing groove.

Preferably, the blade is circular-arc shaped, and the protruding direction is the cutting direction.

Preferably, the crushing system further comprises a protective cover, the protective cover is fixedly arranged in the crushing bin and is coaxial with the transmission shaft, a screen is arranged on the protective cover, and meshes of the screen are splayed and are arranged in an array mode by taking the axis of the protective cover as a rotating shaft.

Preferably, the crushing system further comprises a transmission part, wherein one end of the transmission part is connected to the output shaft of the crushing motor, and the other end of the transmission part is connected to the transmission shaft.

Preferably, the crushing system further comprises a cone pulley, the cone pulley is fixedly arranged on the transmission shaft, the transmission part is a flexible part, one end of the transmission part is sleeved on the output shaft of the crushing motor, and the other end of the transmission part is sleeved on the cone pulley.

Preferably, the transmission member is a chain or a belt or a steel belt.

Preferably, the control system includes: the explosion-proof power distribution cabinet is provided with an operation indicator lamp, a starting button, a stopping button and a power switch, the power switch controls the opening and closing of a power supply, the starting button controls the opening of the crushing motor, the stopping button controls the closing of the crushing motor, and the indicator lamp is used for indicating the current working state.

Preferably, the control system further comprises a safety switch, a motor transmission case is arranged on the rack and covers the crushing motor, the transmission part and the transmission shaft, the safety switch is fixedly arranged in the motor transmission case and used for controlling starting and stopping of the crushing motor, and when the motor transmission case is opened, the belt is adjusted, and the crushing motor stops rotating.

The utility model has the advantages that:

1. the utility model has the advantages of simple integral structure, reasonable arrangement, low energy consumption and convenient maintenance.

2. The utility model discloses a broken sword superposes layer upon layer, and is broken even, and is efficient.

3. The utility model discloses control system is simple, controls simply clear, and the instruction is clear.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a perspective view of a crushing mill according to a preferred embodiment of the present invention;

FIG. 2 is another perspective view of a crushing mill in accordance with a preferred embodiment of the present invention;

FIG. 3 is a front view of a crushing mill according to a preferred embodiment of the present invention;

FIG. 4 is a side view of a crushing mill in accordance with a preferred embodiment of the present invention;

fig. 5, 6 and 7 are detailed views of a crushing mill according to a preferred embodiment of the present invention.

In the figure:

100-a frame; 110-an escalator; 111-soundproof doors; 112-motor transmission case

200-a crushing system; 210-a crushing motor; 211-a transmission member; 220-a drive shaft; 221-a rotation stopping groove; 230-a cone pulley; 240-crushing knife; 241-a cutter holder; 2411-a through hole; 2412-stopping rotating projection; 2413-fixing groove; 242-a blade edge; 250-a sleeve; 260-a shield; 270-screen mesh; 280-a feeding port; 290-a crushing bin; 291-discharge barrel

300-a screening system; 310-a vibration motor; 320-screening cylinder; 330-screening the net; 340-discharge hole

400-dust absorption system; 410-a dust extraction duct; 411-dust suction port; 412-pair of interfaces; 420-vacuum cleaner

500-a control system; 510-a safety switch; 520-an explosion-proof power distribution cabinet; 521-running indicator light; 522-start button; 523-stop button; 524-screening motor switch; 525-power switch.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Basically, all other embodiments obtained by a person skilled in the art without any inventive work belong to the scope of protection of the present invention.

It should be noted that: like reference numbers and letters refer to analogous items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the utility model is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element to be referred must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

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

The following examples are given to illustrate the present invention.

As shown in fig. 1 to 7, the crushing grinder of the present invention is mainly used for crushing and sieving the waste hard alloy green compacts (using WC powder as the main raw material) and the blanks after pre-sintering, and is characterized by comprising: the dust absorption and crushing machine comprises a rack 100, and a crushing system 200, a screening system 300, a dust absorption system 400 and a control system 500 which are arranged on the rack 100, wherein the control system 500 controls the working states of the crushing system 200, the screening system 300 and the dust absorption system 400;

wherein the crushing system 200 comprises: the crushing motor 210, the transmission part 211, the transmission shaft 220, the crushing knife 240 and the crushing bin 290, the feeding port 280 is arranged above the crushing bin 290, the discharging barrel 291 is arranged below the crushing bin 290, the crushing motor 210 and the crushing bin 290 are fixedly arranged on the rack 100, the transmission shaft 220 is rotatably arranged on the rack 100, one end of the transmission shaft 220 extends into the crushing bin 290, the crushing knife 240 is fixedly arranged at one end of the transmission shaft 220 extending into the crushing bin 290, the transmission part 211 transmits power on the motor to the transmission shaft 220, when the crushing motor 210 is started, the transmission shaft 220 rotates at a high speed to drive the crushing knife 240 to cut and crush the material, and the crushed material enters the sieving system 300 through the discharging barrel 291;

the screening system 300 comprises a screening cylinder 320, a vibration motor 310 and a screening net 330, wherein the screening cylinder 320 is communicated with the discharge cylinder 291, the vibration motor 310 drives the screening cylinder 320 to vibrate, the screening net 330 is fixedly arranged in the screening cylinder 320 to separate the screening cylinder 320 into two bins, and a discharge port 340 is respectively arranged in each bin, so that classified discharge of particles according to the size of the crushed particles can be achieved, and the two discharge ports, one large particle and one small particle have the size and the diameter related to the crushing time and the mesh number of the screen;

the dust absorption system 400 includes: the dust collection device comprises a dust collection pipeline 410 and a dust collector 420, wherein the dust collection pipeline 410 is provided with a plurality of dust collection ports 411 and a butt joint port 412, the dust collection ports 411 are respectively and correspondingly arranged on the material inlet 280 and the material outlet 340, and the butt joint port 412 is in sealed communication with the dust collector 420; this equipment adopts broken screening integrated design, can throw the material in succession, the ejection of compact in succession to easily clearance in the broken storehouse, quick detachable washing of broken sword, its simple structure, the installation is simple and easy, and maintenance are simple, convenient operation. By arranging the dust absorption system, no dust overflows and scatters in the working process. The method has the advantages of environmental protection, reduction of occupational diseases for the safety of operators, recycling of mine resources and saving of mine resources for national enterprises.

This equipment adopts broken screening integrated design, can throw the material in succession, the ejection of compact in succession to easily clearance in the broken storehouse, quick detachable washing of broken sword, its simple structure, the installation is simple and easy, and maintenance are simple, convenient operation. By arranging the dust absorption system, no dust overflows and scatters in the working process. The method has the advantages of environmental protection, reduction of occupational diseases for the safety of operators, recycling of mine resources and saving of mine resources for national enterprises. In this embodiment, the crushing system 200 and the screening system 300 are vertically arranged, and the transmission shaft 220 is vertically and rotatably arranged in the crushing bin 290, so that the material can fall freely from top to bottom conveniently by gravity, and is crushed and screened in the falling process.

In this embodiment, the crushing blade 240 includes: the cutter holder 241 and the blade 242 are fixedly arranged on the cutter holder 241, the blade 242 is made of tungsten steel, and the cutter holder 241 is made of 45-grade steel.

In this embodiment, the knife holder 241 is a long strip, a through hole 2411 fixedly engaged with the transmission shaft 220 is disposed at a rotation center, a fixing groove 2413 is disposed at a cutting side, the knife edge 242 is fixedly disposed on the fixing groove 2413 by welding or by bolts, a rotation stopping protrusion 2412 is further disposed on the through hole 2411, and a rotation stopping groove 221 is disposed at a corresponding engagement position on the transmission shaft 220.

In this embodiment, the blade 242 has an arc shape, and the protruding direction is a cutting direction. The arc shape is beneficial to cutting the materials, and the blade 242 is not impacted too strongly, so that the rotation burden of the transmission shaft 220 is caused.

In this embodiment, the crushing blades 240 are arranged in a group of 2 blades and 4 groups, and sleeves 250 are arranged between the groups for spacing. The arrangement of multiple sets of crushing blades 240 will improve the efficiency of crushing.

In this embodiment, the crushing blades 240 are stacked up and down and arranged at an included angle of 90 °.

In this embodiment, the directions of the cutting edges of the upper and lower blades 242 of the crushing cutter 240 are opposite, so that the material can be stirred and lifted in the process of the rapid rotation of the crushing cutter 240, and the material can be crushed more uniformly and rapidly.

In this embodiment, the crushing system 200 further includes a protective cover 260, the protective cover 260 is fixedly disposed in the crushing bin 290 and is disposed coaxially with the transmission shaft 220, a screen 270 is disposed on the protective cover 260, and meshes of the screen 270 are splayed and are disposed in an array by using an axial center of the protective cover 260 as a rotation axis. Through setting up screen cloth 270, can effectually prevent that the bold material that smashes from flowing into next process.

In this embodiment, the crushing system 200 further includes a cone pulley 230, the cone pulley 230 is fixedly disposed on the transmission shaft 220, the transmission part 211 is a belt, one end of the belt is sleeved on the output shaft of the crushing motor 210, and the other end of the belt is sleeved on the cone pulley 230, the rotation speed of the transmission shaft 220 is adjusted by adjusting the position of the cone pulley 230 where the belt is sleeved, of course, the transmission part 211 may be a chain or a steel belt, and the cone pulley 230 is a gear cone pulley 230, so as to conveniently adjust the rotation speed of the crushing knife 240, and to adapt to different materials or control the crushing size of the materials.

In this embodiment, the control system 500 includes: explosion-proof switch board 520, set up operation pilot lamp 521, start button 522, stop button 523, screening motor switch 524, switch 525 on the explosion-proof switch board 520, switch 525 controls opening and closing of power, screening motor switch 524 control opening and closing of vibrating motor 310, start button 522 control opening of broken motor 210, vibrating motor 310, dust catcher 420, stop button 523 control the closing of broken motor 210, vibrating motor 310, dust catcher 420, the pilot lamp is used for instructing current operating condition.

In this embodiment, the control system 500 further includes a safety switch 510, the frame 100 is provided with a motor transmission case 112, the motor transmission case 112 covers the crushing motor 210, the transmission part 211, and the transmission shaft 220, the safety switch 510 is fixedly disposed in the motor transmission case 112 and is used for controlling the start and stop of the crushing motor 210, and when the motor transmission case 112 is opened and the belt is to be adjusted, the crushing motor 210 stops rotating.

In this embodiment, the types of the crushing motor 210 are: explosion-proof motor YB2-90L-2(2.2KW.380V)

In this embodiment, the frame 100 is further provided with an escalator 110, which is convenient for workers to convey materials to the material inlet 280.

In this embodiment, the machine frame 100 is further provided with a sound insulation door 111, and the crushing system 200, the screening system 300 and the dust collector 420 are sealed in the machine frame 100 for sound insulation, so that the working noise is greatly reduced.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims (10)

1. A crushing mill characterized by comprising: the device comprises a rack, a crushing system and a control system;

the crushing system comprises: the crushing device comprises a crushing motor, a transmission shaft, a crushing knife and a crushing bin, wherein the crushing motor and the crushing bin are fixedly arranged on a rack, a feeding opening is formed above the crushing bin, a discharging barrel is formed below the crushing bin, the transmission shaft is linked with the crushing motor, one end of the transmission shaft extends into the crushing bin, and the crushing knife is fixedly arranged at one end of the transmission shaft extending into the crushing bin;

the control system controls the working state of the crushing system;

wherein the crushing sword sets up 2 pieces at least and is a set of, superposes about between piece and piece to be the contained angle setting, set up 2 groups at least, set up the sleeve between group and the group and carry out the interval arrangement, two upper and lower cutting edge blade inclined plane directions of crushing sword are opposite.

2. The crushing mill of claim 1, wherein the crushing blade comprises: the knife comprises a knife holder and a knife edge, wherein the knife edge is fixedly arranged on the knife holder, the knife edge is made of tungsten steel, and the knife holder is made of No. 45 steel.

3. The crushing and grinding machine according to claim 2, wherein the blade holder is elongated, the rotation center is provided with a through hole fixedly engaged with the transmission shaft, a fixing groove is provided at a side of the cutting, and the blade is fixedly provided on the fixing groove.

4. A crushing mill according to claim 3, characterised in that the blade is circular and the direction of projection is the cutting direction.

5. The crushing mill of any one of claims 1 to 4, wherein the crushing system further comprises a shield fixedly arranged in the crushing bin and coaxially arranged with the transmission shaft, and a screen is arranged on the shield, and the screen has splayed mesh openings and is arranged in an array with the axis of the shield as a rotating shaft.

6. The crushing mill of claim 5 wherein the crushing system further comprises a drive member connected at one end to the crushing motor output shaft and at one end to the drive shaft.

7. The crushing mill of claim 6 wherein the crushing system further comprises a cone pulley fixedly mounted on the drive shaft, the drive member being a flexible member having one end mounted on the crushing motor output shaft and one end mounted on the cone pulley.

8. A crushing mill according to claim 7, characterized in that the transmission element is a chain or a belt or a steel belt.

9. The crushing mill of claim 8, wherein the control system comprises: the explosion-proof power distribution cabinet is provided with an operation indicator lamp, a starting button, a stopping button and a power switch, the power switch controls the opening and closing of a power supply, the starting button controls the opening of the crushing motor, the stopping button controls the closing of the crushing motor, and the indicator lamp is used for indicating the current working state.

10. The crushing and grinding machine according to claim 9, wherein the control system further comprises a safety switch, a motor transmission box is arranged on the frame, the motor transmission box covers the crushing motor, the transmission part and the transmission shaft, the safety switch is fixedly arranged in the motor transmission box and used for controlling the starting and stopping of the crushing motor, and when the motor transmission box is opened to adjust the belt, the crushing motor stops rotating.

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