CN214234277U

CN214234277U - Plate hammer of impact crusher and impact crusher

Info

Publication number: CN214234277U
Application number: CN202023230761.6U
Authority: CN
Inventors: 叶炳辉
Original assignee: Guangdong Chuangli Intelligent Machinery Equipment Co ltd
Current assignee: Guangdong Chuangli Intelligent Machinery Equipment Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-09-21
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a flat hammer of impact crusher, including main shaft, hammer disks, flat hammer seat and flat hammer body, the cover is equipped with the hammer disks on the outer wall of main shaft, and is provided with the flat hammer seat on the hammer disks to the avris swing joint of flat hammer seat has one side of flat hammer body, and the opposite side activity of flat hammer body is provided with the briquetting moreover, the avris fixed mounting of flat hammer seat has the spout, and the cover is equipped with the base on the outer wall of spout to one side fixedly connected with gag lever post of base, and the opposite side bearing of base is provided with the screw rod, the inside embedding in bottom of support is connected with the sleeve pipe, and the inside running through in top of support installs the hand wheel pole to the tip fixedly connected with bevel gear of hand wheel pole. The utility model discloses a plate hammer, thickness promote, and hardness is high and the wearability is strong, and the plate hammer easily carries out the switching of working face simultaneously for the utilization ratio of plate hammer improves, strengthens the economic benefits of breaker.

Description

Plate hammer of impact crusher and impact crusher

Technical Field

The utility model relates to an impact crusher technical field specifically is an impact crusher's bar.

Background

The plate hammer is one of important working components of the impact crusher, the impact crusher is simple in structure principle, convenient to maintain, safe and reliable in work and widely applied to industries such as mine mineral separation, building materials, highway and railway engineering construction, but the plate hammer of the impact crusher in the current market is thin, low in chromium content, short in service life, frequent in replacement and high in running cost especially for hard ores.

However, the prior plate hammer has the following problems:

because the bar needs to acutely contact with the mineral aggregate at the during operation, if the quality of bar is not enough to lead to the bar to need frequently changing, easily influence the normal work of breaker, so need promote the quality of bar, and the thickness of current bar is not enough, and hardness is low and wearability is weak, influence the life of bar, simultaneously because the bar is usually one side work, if the bar conveniently carries out the switching of working face, make bar use value maximize, so need the working face of bar conveniently to adjust, and the switching of working face is difficult to carry out to current bar, lead to the utilization ratio of bar not enough, influence economic benefits.

Aiming at the problems, innovative design is urgently needed on the basis of the original plate hammer structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a counterattack breaker's bar to it is not enough to solve the thickness that above-mentioned background art provided current bar, and hardness is low and the wearability is weak, influences the life of bar, and the bar is difficult for carrying out the switching of working face simultaneously, leads to the utilization ratio of bar not enough, influences economic benefits's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a slabbing crusher's board hammer, includes main shaft, hammer disc, board hammer seat and board hammer body, the cover is equipped with the hammer disc on the outer wall of main shaft, and is provided with the board hammer seat on the hammer disc to the avris swing joint of board hammer seat has one side of board hammer body, and the opposite side activity of board hammer body is provided with the briquetting, and the avris bolt of briquetting installs the pull block simultaneously, the avris fixed mounting of board hammer seat has the spout, and the cover is equipped with the base on the outer wall of spout to one side fixedly connected with gag lever post of base, and the opposite side bearing of base is provided with the screw rod, and fixed mounting has the support on the board hammer seat of base avris simultaneously, the inside embedding in bottom of support is connected with the sleeve pipe, and the inside running through in top of support installs the hand wheel pole to the tip fixedly connected with bevel gear of hand wheel pole.

Preferably, all set up flutedly on board hammer seat and the briquetting, and board hammer seat and briquetting all constitute the sliding connection structure of laminating with the board hammer body.

Preferably, the material of the board hammer body is high chromium cast iron KmTBCr26, and the edge side of the end of the board hammer body is provided with a lug.

Preferably, the avris fixedly connected with spacing of board hammer body, and spacing and gag lever post slip the setting.

Preferably, the sliding grooves are symmetrically distributed on the plate hammer seat, and the sliding grooves are connected with the base in a clamping and sliding manner.

Preferably, the limiting rods are distributed on the base at equal intervals.

Preferably, the screw and the sleeve are in threaded connection, and the sleeve and the bracket are in bearing-mounted rotary connection.

Preferably, the hand wheel rod and the bracket are rotatably arranged.

Preferably, the bevel gears are arranged on the sleeve and the hand wheel rod, and the bevel gears on the sleeve and the bevel gears on the hand wheel rod are meshed with each other.

The utility model also provides a counterattack breaker, it is including above the plate hammer.

Compared with the prior art, the beneficial effects of the utility model are that: the thickness of the plate hammer is increased, the hardness is high, the wear resistance is strong, the service life of the plate hammer is not influenced, and meanwhile, the plate hammer is easy to switch working surfaces, so that the utilization rate of the plate hammer is improved, and the economic benefit of the crusher is enhanced;

1. the end part of the plate hammer body is provided with the convex block, so that the thickness of the end part of the plate hammer body is increased, and the plate hammer body is cast by high-chromium cast iron KmTBCr26, so that the wear resistance and hardness of the plate hammer body are improved, the crushing effect of the device on harder ores is enhanced, and the service life of the device is prolonged;

2. through shifting out between slabstone hammer seat and the briquetting of slabstone hammer body, switch the working face and insert again between slabstone hammer seat and the briquetting for the working face is conveniently switched to the slabstone hammer body, has promoted the utilization ratio of slabstone hammer, has reduced the running cost of impact crusher.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the connection structure of the limiting rod and the limiting frame of the present invention;

FIG. 3 is a schematic view of the connection structure of the bracket and the hand wheel rod of the present invention;

FIG. 4 is a schematic view of the connecting structure of the chute and the base of the present invention;

FIG. 5 is a schematic view of the connection structure of the board hammer body and the limiting frame of the present invention;

fig. 6 is a schematic side view of the board hammer body of the present invention.

In the figure: 1. a main shaft; 2. a hammer plate; 3. a plate hammer seat; 4. a board hammer body; 5. briquetting; 6. pulling the block; 7. a chute; 8. a base; 9. a limiting rod; 10. a limiting frame; 11. a screw; 12. a support; 13. a sleeve; 14. a hand wheel lever; 15. a bevel gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a plate hammer of a counterattack crusher comprises a main shaft 1, a hammer disc 2, a plate hammer seat 3, a plate hammer body 4, a pressing block 5, a pulling block 6, a sliding groove 7, a base 8, a limiting rod 9, a limiting frame 10, a screw rod 11, a support 12, a sleeve 13, a hand wheel rod 14 and a bevel gear 15, wherein the hammer disc 2 is sleeved on the outer wall of the main shaft 1, the plate hammer seat 3 is arranged on the hammer disc 2, the side of the plate hammer seat 3 is movably connected with one side of the plate hammer body 4, the pressing block 5 is movably arranged on the other side of the plate hammer body 4, the pulling block 6 is installed on the side of the pressing block 5 through a bolt, the sliding groove 7 is fixedly installed on the side of the plate hammer seat 3, the base 8 is sleeved on the outer wall of the sliding groove 7, the limiting rod 9 is fixedly connected with one side of the base 8, the screw rod 11 is arranged on the other side of the base 8 through a bearing, the support 12 is fixedly installed on the plate hammer seat 3 on the side of the base 8, the bottom of the support 12 is embedded and connected with the sleeve 13, and a hand wheel rod 14 is installed inside the top of the bracket 12 in a penetrating manner, and a bevel gear 15 is fixedly connected to the end of the hand wheel rod 14.

All set up flutedly on board hammer seat 3 and the briquetting 5, and board hammer seat 3 and briquetting 5 all constitute the sliding connection structure of laminating with board hammer body 4, and the board hammer body 4 of being convenient for slides and carries out the switching of working face.

The material of bar hammer body 4 is high chromium cast iron KmTBCr26, and the bar hammer body is cast by high chromium cast iron KmTBCr26, and the Cr content is high, adds molybdenum and vanadium element, and its hardness is high, and the wearability is strong, and the tip avris of bar hammer body 4 is provided with the lug, has promoted the thickness of bar hammer body 4, has increased the hardness and the wearability of bar hammer body 4.

In one preferred embodiment, the thickness of the plate hammer body is set to be 120mm, the whole thickness is increased by 20-30 mm, the length is determined according to the size of equipment, the partial thickening of 30mm is adopted at the outermost side of the plate hammer body, the width is widened by 60mm, and the service life can be prolonged by 20%.

The avris fixedly connected with spacing 10 of board hammer body 4, and spacing 10 and gag lever post 9 slide to set up, and gag lever post 9 is equidistant on base 8 and distributes, and the gag lever post 9 of being convenient for inserts spacing 10 in, promotes the positional stability of board hammer body 4.

The sliding grooves 7 are symmetrically distributed on the plate hammer seat 3, and the sliding grooves 7 are connected with the base 8 in a clamping and sliding mode, so that the base 8 can drive the limiting rod 9 to stably move.

The screw 11 is in threaded connection with the sleeve 13, the sleeve 13 is in rotational connection with the support 12 through bearings, the hand wheel rod 14 is rotatably arranged with the support 12, the bevel gears 15 are arranged on the sleeve 13 and the hand wheel rod 14, and the bevel gears 15 on the sleeve 13 and the bevel gears 15 on the hand wheel rod 14 are meshed with each other, so that the hand wheel rod 14 can be rotated to drive the sleeve 13 to stably rotate in the support 12 through the bevel gears 15, the screw 11 stably moves along the direction of the sleeve 13, and the base 8 is pushed to move.

In addition, the embodiment of the utility model provides an in still provide a counterattack breaker, it is including above the plate hammer.

The utility model discloses a theory of operation does: when the plate hammer is used, firstly, as shown in fig. 1 and fig. 5, the plate hammer body 4 is cast by high-chromium cast iron KmTBCr26, so that the chromium content is improved, alloy elements molybdenum and vanadium are added, the hardness is improved, the thickness of the plate hammer body 4 is increased, and the service life of the device is optimized;

as shown in fig. 1-4, when one side of the plate hammer body 4 is worn and needs to be turned around for reuse, the rotating hand wheel rod 14 drives the sleeve 13 to rotate through the bevel gear 15, so that the screw rod 11 rotates, thereby the screw rod 11 retracts into the sleeve 13, the base 8 stably moves along the chute 7, the limiting rod 9 and the limiting frame 10 are driven to break away from each other, the bolt on the pulling block 6 is rotated again, the pulling block 6 is disassembled, as shown in fig. 1 and 6, thereby the plate hammer seat 3 and the pressing block 5 of the plate hammer body 4 are conveniently moved out, the working surface is switched, then the bolt is rotated to position the pulling block 6, the hand wheel rod 14 is rotated again to drive the limiting rod 9 to be inserted into the limiting frame 10, the positioning stability of the plate hammer body 4 is improved, the utilization rate of the plate hammer body 4 is increased, the operation cost of the impact crusher is reduced to the greatest extent, and the economic benefit is improved.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a flat hammer of impact crusher, includes main shaft (1), hammer disks (2), flat hammer seat (3) and flat hammer body (4), its characterized in that: the hammer is characterized in that a hammer disc (2) is sleeved on the outer wall of a main shaft (1), a plate hammer seat (3) is arranged on the hammer disc (2), the side of the plate hammer seat (3) is movably connected with one side of a plate hammer body (4), a pressing block (5) is movably arranged on the other side of the plate hammer body (4), a pull block (6) is installed on a side bolt of the pressing block (5), a sliding groove (7) is fixedly installed on the side of the plate hammer seat (3), a base (8) is sleeved on the outer wall of the sliding groove (7), a limiting rod (9) is fixedly connected with one side of the base (8), a screw rod (11) is arranged on a bearing of the other side of the base (8), a support (12) is fixedly installed on the plate hammer seat (3) of the base (8), a sleeve (13) is embedded into the bottom of the support (12), and a hand wheel rod (14) is installed inside the top of the support (12) in a penetrating mode, and the end part of the hand wheel rod (14) is fixedly connected with a bevel gear (15).

2. A plate hammer of an impact crusher according to claim 1, wherein: all set up flutedly on board hammer seat (3) and briquetting (5), and board hammer seat (3) and briquetting (5) all constitute the sliding connection structure of laminating with board hammer body (4).

3. A plate hammer of an impact crusher according to claim 1, wherein: the material of board hammer body (4) is high chromium cast iron KmTBCr26, and the tip avris of board hammer body (4) is provided with the lug.

4. A plate hammer of an impact crusher according to claim 1, wherein: the avris fixedly connected with spacing (10) of board hammer body (4), and spacing (10) and gag lever post (9) slide to set up.

5. A plate hammer of an impact crusher according to claim 1, wherein: the sliding grooves (7) are symmetrically distributed on the plate hammer seat (3), and the sliding grooves (7) are connected with the base (8) in a clamping and sliding mode.

6. A plate hammer of an impact crusher according to claim 1, wherein: the limiting rods (9) are distributed on the base (8) at equal intervals.

7. A plate hammer of an impact crusher according to claim 1, wherein: the screw rod (11) is in threaded connection with the sleeve (13), and the sleeve (13) is in rotary connection with the support (12) through bearing installation.

8. A plate hammer of an impact crusher according to claim 1, wherein: the hand wheel rod (14) and the bracket (12) are rotatably arranged.

9. A plate hammer of an impact crusher according to claim 1, wherein: the bevel gears (15) are arranged on the sleeve (13) and the hand wheel rod (14), and the bevel gears (15) on the sleeve (13) and the bevel gears (15) on the hand wheel rod (14) are meshed with each other.

10. An impact crusher, characterized in that: the impact crusher comprises a plate hammer according to any one of claims 1 to 9.