CN211386908U

CN211386908U - Reducing mechanism of carbide waste material

Info

Publication number: CN211386908U
Application number: CN201922450245.5U
Authority: CN
Inventors: 张雪云; 刘文峰; 刘文赋; 霍广生
Original assignee: Liuyang Xinli Powder Metallurgy Co ltd
Current assignee: Liuyang Xinli Powder Metallurgy Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-01
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a hard alloy waste crushing device, which comprises a heavy hammer and a chopping board for crushing materials, wherein the back of a turntable which is erected on a frame is connected with a rotary driving mechanism, and the front side of the turntable is provided with two rotary change gears which are distributed centrosymmetrically and are close to the edge of the turntable; the heavy hammer is fixedly connected to a lifting rod, the lifting rod is positioned in front of the front face of the turntable, the lifting rod is sleeved in a sliding sleeve on the rack, and an L-shaped hook arm is fixedly arranged at the top end of the lifting rod; the hook arm is arranged corresponding to the rotary change gear, and the rotary change gear hooks the hook arm in the process of rotating and rising along with the rotary table; the rotating change gear is separated from the hook arm in the process of rotating and descending along with the rotary table. According to the characteristic that the hard alloy waste is relatively brittle in texture, the heavy hammer impact type crushing of the hard alloy waste is realized, the work is reliable, the energy consumption is low, and the crushing effect is good; the rotating disc type driving mechanism works stably, is simple in mechanism and skillfully realizes the sequential control coordination of heavy hammer lifting and automatic feeding.

Description

Reducing mechanism of carbide waste material

Technical Field

The utility model relates to a reducing mechanism for smashing carbide waste material.

Background

The products with various shapes in the hard alloy industry are prepared by milling, mixing, compacting, degumming, sintering and finish machining. Waste products produced during processing and after use also have a certain value. Wherein the recycled part is mainly a hard alloy product with the tungsten carbide content of more than 90 percent and the cobalt content of less than 10 percent. The hardness is high, the texture is crisp, and the crushing work is difficult to be finished by general crushing equipment.

SUMMERY OF THE UTILITY MODEL

In order to solve the above drawbacks, the present invention provides a crushing device for crushing hard alloy waste. In order to solve the technical problem, the utility model adopts the technical scheme that the crushing device for the hard alloy waste comprises a heavy hammer for crushing materials, a chopping board for placing the hard alloy waste is correspondingly arranged below the heavy hammer, and the crushing device is characterized by also comprising a turntable vertically arranged on the frame, the back of the turntable is connected with a rotary driving mechanism, two rotary hanging wheels are arranged on the front side of the turntable near the edge of the turntable, and the two rotary hanging wheels are centrosymmetrically distributed by taking the circle center of the turntable as a symmetric center; the heavy hammer is fixedly connected to a lifting rod, the lifting rod is positioned in front of the front face of the turntable, the lifting rod is sleeved in a sliding sleeve on the rack, and an L-shaped hook arm is fixedly arranged at the top end of the lifting rod; the hook arm is arranged corresponding to the rotary change gear, and the rotary change gear hooks the hook arm in the process of rotating and rising along with the rotary table; the rotating change gear is separated from the hook arm in the process of rotating and descending along with the rotary table.

By adopting the technical scheme, the lifting rod is positioned at a low position when the machine is started, and the hook arm is hooked and the hook arm, the lifting rod and the heavy hammer are lifted to a high point in the process that the rotating change gear rotates and rises along with the rotary table; then, the rotating hanging wheel is separated from the hook arm in the process of rotating and descending along with the rotary table, the hook arm and the lifting rod thereof positioned at the high point and the heavy hammer lose the support and fall, and the heavy hammer smashes the hard alloy waste placed on the chopping block below the hook arm. The rotary table rotates for a circle to finish the downward hitting of the heavy hammer twice, and the materials are sequentially and circularly crushed.

In order to realize automatic feeding, the crushing device further comprises a discharging hopper which is connected with the material storage barrel through a slide carriage, and the cutting board is arranged on one side of the material storage barrel; a pusher is arranged at the other side of the material storage barrel and connected with one end of the lever; the other end of the lever is provided with a thrust plate; the lever is provided with a reset spring; the thrust plate is arranged corresponding to the rotating change gear, and the rotating change gear pushes the thrust plate in the rotating and descending process along with the rotating disc.

In order to ensure the stable and accurate downward hitting stroke of the heavy hammer, the free end of the hook arm is provided with a positioning slide block, and the positioning slide block is embedded into a sliding groove of the lifting guide pillar.

The utility model has the advantages that the hammer impact type crushing of the hard alloy waste is realized according to the characteristic that the texture of the hard alloy waste is crisp, the work is reliable, the energy consumption is low, and the crushing effect is good; the rotating disc type driving mechanism works stably, is simple in mechanism and skillfully realizes the sequential control coordination of heavy hammer lifting and automatic feeding.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is further described in detail with reference to the accompanying drawings and the detailed description.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Drawings

Fig. 1 is a schematic view (front view) of the overall structure of the present invention;

fig. 2 is a schematic view of the partial structure of the present invention (left side view);

fig. 3 is a schematic view (top view, enlarged) of the partial structure of the present invention.

Detailed Description

Refer to the attached drawings to reflect the specific structure of the utility model. The crushing device for the hard alloy waste comprises a heavy hammer 22 for crushing materials, and a chopping board 19 for placing the hard alloy waste is correspondingly arranged below the heavy hammer 22. Still including erecting carousel 3 on frame 1, the rotary drive mechanism is connected at 3 backs of carousel: comprises a driving motor 4, a belt transmission component 21 and a gear box 25.

Two rotating change gears (an upper rotating change gear 6 and a lower rotating change gear 7) are arranged on the front surface of the rotary table 3 close to the edge of the rotary table, and the two rotating change gears are distributed in a centrosymmetric manner by taking the circle center of the rotary table 3 as a symmetric center.

The weight 22 is fixed on the lifting rod 8, the lifting rod 8 is located in front of the front surface of the turntable 3, and as can be seen from the front view, the lifting rod 8 is located within the range of the front surface of the turntable 3 and is not located outside the range of the front surface of the turntable 3.

The lifting rod 8 is sleeved in a sliding sleeve 20 on the frame 1, and an L-shaped hook arm 5 (shown in figure 3) is fixedly arranged at the top end of the lifting rod 8 through a fixing sleeve 9; the hook arm 5 and the rotating change gear are arranged correspondingly, as shown in fig. 1, when the machine is started, the lifting rod 8 shown by the dotted line is at a low position, the hook arm 5 shown by the dotted line is hooked in the rotating and lifting process of the rotating change gear 6-1 shown by the dotted line along with the turntable 3, and the hook arm 5, the lifting rod 8 and the heavy hammer 22 are lifted to a high point (the position of the rotating change gear 6 at the upper part in fig. 1); then, the rotating change gear 6 is separated from the hook arm 5 in the process of rotating and descending along with the rotary table 3, the hook arm 5 at the high point, the lifting rod 8 and the weight 22 lose the support and fall, and the weight 22 crushes the hard alloy waste placed on the anvil plate 19 below. In the process of one rotation of the turntable 3, the rotary change gear 6 and the rotary change gear 7 respectively complete twice lifting and separation, so that the heavy hammer 22 can be hammered twice, and the materials are sequentially and circularly crushed.

In order to ensure the stable and accurate downward striking stroke of the heavy hammer 22, the free end of the hook arm 5 is provided with a positioning slider 501, and the positioning slider 501 is embedded in the sliding groove 201 of the lifting guide pillar 2.

The crushing device also comprises a lower hopper 13, the lower hopper 13 is connected with a material storage barrel 23 through a slide carriage 16, and the cutting board 19 is arranged on one side of the material storage barrel 23; a pusher 18 is arranged at the other side of the material storage barrel 23, and the pusher 18 is connected with one end of the lever 11; a fulcrum 12 of a lever 11 is arranged on the frame 1, and the other end of the lever 11 is provided with a thrust plate 10; the lever 11 is provided with a return spring 14. The thrust plate 10 is arranged corresponding to the rotating change gear, and the rotating change gear 7-1 shown by a dotted line pushes the thrust plate 10 in the process of rotating and descending along with the rotary table 3; the lever 11 rotates around the fulcrum 12 to push the pusher 18, so that the material in the material storage barrel 23 is pushed to the chopping board 19 and is discharged by the discharging board 24 after being smashed. Then, when the change gear 7 is approached, the change gear is disengaged from the thrust plate 10 and the lever 11 is returned by the return spring 14. Thereby realizing the timing cycle operation associated with the weight 22.

The foregoing embodiments are merely for clarity of explanation, and are not to be construed as limiting the present invention. The utility model discloses have known multiple substitution or warp in this technical field, do not deviating from the utility model discloses under the prerequisite of essence meaning, all fall into the utility model discloses a protection scope.

Claims

1. A hard alloy waste crushing device comprises a heavy hammer for crushing materials, wherein a chopping board for placing hard alloy waste is correspondingly arranged below the heavy hammer, and the hard alloy waste crushing device is characterized by further comprising a turntable which is vertically arranged on a rack, the back of the turntable is connected with a rotary driving mechanism, the front side of the turntable, which is close to the edge of the turntable, is provided with two rotary hanging wheels, and the two rotary hanging wheels are centrosymmetrically distributed by taking the circle center of the turntable as a symmetric center; the heavy hammer is fixedly connected to a lifting rod, the lifting rod is positioned in front of the front face of the turntable, the lifting rod is sleeved in a sliding sleeve on the rack, and an L-shaped hook arm is fixedly arranged at the top end of the lifting rod; the hook arm is arranged corresponding to the rotary change gear, and the rotary change gear hooks the hook arm in the process of rotating and rising along with the rotary table; the rotating change gear is separated from the hook arm in the process of rotating and descending along with the rotary table.

2. The comminution device of claim 1, further comprising a hopper connected to the reservoir via a chute, the cutting board being disposed on one side of the reservoir; a pusher is arranged at the other side of the material storage barrel and connected with one end of the lever; the other end of the lever is provided with a thrust plate; the lever is provided with a reset spring; the thrust plate is arranged corresponding to the rotating change gear, and the rotating change gear pushes the thrust plate in the rotating and descending process along with the rotating disc.

3. The crushing device as claimed in claim 1 or 2, characterized in that the free end of the hook arm is provided with a positioning slider, which is embedded in a sliding groove of the lifting guide pillar.