CN215743809U

CN215743809U - Impact plate of impact crusher

Info

Publication number: CN215743809U
Application number: CN202122126604.9U
Authority: CN
Inventors: 乔红禹; 李国强; 李玉芬; 王慧杰; 藏跃超
Original assignee: Xuchangye Constant Magnetic Separation Equipment Co ltd
Current assignee: Xuchangye Constant Magnetic Separation Equipment Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-02-08
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a reaction plate of a reaction crusher, wherein a regulating rod penetrates through a casing, one end of the regulating rod is provided with a connecting piece, the connecting piece is rotatably connected with a bracket, the bracket is also provided with a fixing hole, the bracket is provided with the reaction plate, the regulating rod is sleeved with a spring, the top of the regulating rod is also provided with a regulating nut, the bottom end of the regulating nut is fixedly provided with a first annular limiting plate, the top end of the first annular limiting plate is provided with a plurality of inserting grooves, a second annular limiting plate is arranged above the first annular limiting plate, the bottom end of the second annular limiting plate is provided with inserting teeth, two sides of the bottom end of the second annular limiting plate are fixedly provided with a screw rod, the bottom end of the screw rod is inserted into a threaded sleeve and is rotatably connected with the threaded sleeve through threads, the bottom end of the threaded sleeve is rotatably arranged on a rotating base through a rotating bearing, and the rotating base is fixedly arranged on the casing; in summary, the utility model has the advantages of ensuring the crushing effect and stable and reliable use.

Description

Impact plate of impact crusher

Technical Field

The utility model relates to a reaction plate, in particular to a reaction plate of a reaction crusher.

Background

The impact crusher is a crushing machine which utilizes impact energy to crush materials, when the machine works, under the driving of a motor, a rotor rotates at a high speed, when the materials enter a plate hammer action area, the materials are impacted and crushed with a plate hammer on the rotor, then the materials are thrown to an impact device to be crushed again, then the materials rebound from an impact plate to the plate hammer action area to be crushed again, the process is repeated until the materials are crushed to required granularity, and the materials are discharged from a discharge port.

Wherein, in concrete use, the adjustable counterattack angle and the counterattack distance of counterattack board through adjusting screw and adjusting nut improve crushing effect, because at crushing process, the counterattack board is in the strong impact of building stones all the time, and the vibration is strong, leads to adjusting nut vibration to shift easily for deviation appears in the counterattack angle and the counterattack distance of adjusting, influences crushing effect.

Therefore, in order to solve the above problems, it is necessary to develop a reaction plate of a reaction crusher.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art, and provides the impact plate of the impact crusher, which can prevent the adjusting nut from rotating due to vibration, ensure the crushing effect, and is stable and reliable.

The purpose of the utility model is realized as follows: a counterattack plate of a counterattack type crusher comprises a casing, an adjusting rod, a connecting piece, a bracket, a fixing hole, a counterattack plate, a spring, an adjusting nut, a first annular limiting plate, an inserting groove, a second annular limiting plate, an inserting tooth, a screw rod, a threaded sleeve, a rotating bearing and a rotating base, wherein the adjusting rod penetrates through the casing, the connecting piece is arranged at one end of the adjusting rod, which is positioned inside the casing, the bracket is rotatably connected with the connecting piece, the fixing hole is further formed in the bracket, the counterattack plate is arranged on the bracket, the spring is sleeved on the part, which is positioned outside the casing, of the adjusting rod, the adjusting nut is further arranged at the top of the adjusting rod, the first annular limiting plate is fixedly arranged at the bottom end of the adjusting nut, the plurality of inserting grooves are formed in the top end of the first annular limiting plate, the second annular limiting plate is arranged above the first annular limiting plate, the utility model discloses a screw thread sleeve, including first annular limiting plate, screw thread sleeve, rotation base, second annular limiting plate bottom is provided with a plurality of grafting teeth with grafting groove looks adaptation, the fixed screw rod that is provided with in second annular limiting plate bottom both sides, the screw rod bottom is inserted inside the screw thread sleeve and is passed through screw thread and screw thread sleeve rotatable coupling, the screw thread sleeve bottom passes through the rotatable setting of rolling bearing on rotating the base, it sets up on the casing to rotate the base fixed.

A rotating shaft is arranged in the fixing hole in the bracket and can be rotatably arranged in the shell through the rotating shaft.

The connecting piece adopts a shaft fork and is fixedly connected through a pin shaft.

The inserting grooves and the inserting teeth are respectively arranged in the radial line direction of the first annular limiting plate and the second annular limiting plate.

And a limiting plate is arranged at the top end of the threaded sleeve.

The rotating base is detachably fixed on the shell through a bolt.

The diameter of the inner circle of the second annular limiting plate is larger than that of the adjusting nut and smaller than that of the outer circle of the first annular limiting plate.

The utility model has the beneficial effects that: according to the utility model, the first annular limiting plate is fixedly arranged at the bottom of the adjusting nut, the second annular limiting plate is arranged above the first annular limiting plate, the insertion grooves and the insertion teeth which are matched with each other are arranged on the first annular limiting plate and the second annular limiting plate, the adjusting nut is fixed and loosened in the circumferential direction through the connection and the separation of the insertion grooves and the insertion teeth, the adjusting nut can be effectively prevented from being loosened due to vibration in the using process, and the adjusting nut is more stable and reliable to use; the screw rod, the threaded sleeve, the rotating bearing and the rotating base are arranged at the bottom end of the second annular limiting plate, the screw rod is driven to lift through rotating the threaded sleeve, so that the height of the second annular limiting plate is adjusted, and the insertion teeth and the insertion grooves are driven to be connected and separated through lifting of the second annular limiting plate; in summary, the utility model has the advantages of ensuring the crushing effect and stable and reliable use.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic top view of the first ring-shaped limiting plate according to the present invention.

In the figure: 1. the adjusting mechanism comprises a shell 2, an adjusting rod 3, a connecting piece 4, a bracket 5, a fixing hole 6, an impact plate 7, a spring 8, an adjusting nut 9, a first annular limiting plate 10, an insertion groove 11, a second annular limiting plate 12, an insertion tooth 13, a screw 14, a threaded sleeve 15, a rotating bearing 16 and a rotating base.

Detailed Description

The technical scheme of the utility model is further specifically described below with reference to the accompanying drawings.

As shown in fig. 1 and 2, the impact plate of the impact crusher comprises a casing 1, an adjusting rod 2, a connecting piece 3, a bracket 4, a fixing hole 5, an impact plate 6, a spring 7, an adjusting nut 8, a first annular limiting plate 9, an insertion groove 10, a second annular limiting plate 11, an insertion tooth 12, a screw 13, a threaded sleeve 14, a rotary bearing 15 and a rotary base 16.

Wherein, an adjusting rod 2 is arranged on the casing 1 in a penetrating manner, a connecting piece 3 is arranged at one end of the adjusting rod 2 positioned in the casing 1, the connecting piece 3 is rotatably connected with a bracket 4, preferably, the connecting piece 3 can adopt a shaft fork and is fixed by a pin shaft, a fixing hole 5 is also arranged on the bracket 4, a rotating shaft is arranged in the fixing hole 5 on the bracket 4 and is rotatably arranged in the casing 1 by the rotating shaft, a counterattack plate 6 is arranged on the bracket 4, a spring 7 is sleeved on the part of the adjusting rod 2 positioned outside the casing 1, an adjusting nut 8 is also arranged at the top of the adjusting rod 2, a first annular limiting plate 9 is fixedly arranged at the bottom end of the adjusting nut 8, a plurality of inserting grooves 10 are arranged at the top end of the first annular limiting plate 9, a second annular limiting plate 11 is arranged above the first annular limiting plate 9, the bottom end of the second annular limiting plate 11 is provided with a plurality of inserting teeth 12 matched with the inserting groove 10, the inserting groove 10 and the inserting teeth 12 are respectively arranged in the radial line direction of the first annular limiting plate 9 and the second annular limiting plate 11, the inner circle diameter of the second annular limiting plate 11 is larger than the diameter of the adjusting nut and is smaller than the outer circle diameter of the first annular limiting plate 9, the normal connection of the inserting groove 10 and the inserting teeth 12 on the first annular limiting plate 9 and the second annular limiting plate 11 is ensured, screw rods 13 are fixedly arranged on two sides of the bottom end of the second annular limiting plate 11, the bottom end of each screw rod 13 is inserted into the threaded sleeve 14 and is rotatably connected with the threaded sleeve 14 through threads, the top end of the threaded sleeve 14 is provided with a limiting plate, the screw rods 13 can be prevented from slipping from the threaded sleeve 14 through the arrangement of the limiting plate, unnecessary loss is caused, the bottom end of the threaded sleeve 14 is rotatably arranged on a rotating base 16 through a rotating bearing 15, the rotary base 16 is fixedly arranged on the machine shell 1, and the rotary base 16 is detachably fixed on the machine shell 1 through bolts, so that the disassembly, the overhaul and the replacement are convenient.

When the utility model is implemented, the adjusting rod 2 is driven by rotating the adjusting nut 8 to adjust the impact angle and the impact distance of the impact plate 6, after the adjustment is finished, the threaded sleeve 14 is rotated, the threaded sleeve 14 and the screw rod 13 rotate relatively, the screw rod 13 drives the second annular limiting plate 11 to move downwards until the inserting teeth 12 are inserted into the inserting groove 10 on the first annular limiting plate 9, the adjusting nut 8 is limited and locked in the circumferential direction by the first annular limiting plate 9, the adjusting nut 8 is prevented from rotating due to mechanical vibration in the crushing process, the impact angle and the impact distance of the impact plate 6 are prevented from changing, the crushing effect is ensured, when the impact angle and the impact distance of the impact plate 6 need to be adjusted again, the threaded sleeve 14 is rotated reversely, so that the screw rod 13 drives the second annular limiting plate 11 to move upwards, the inserting teeth 12 are separated from the inserting grooves 10, the first annular limiting plate 9 and the adjusting nut 8 are unlocked, the adjusting nut 8 can be rotated to perform over-adjustment, and the use is convenient, rapid, stable and reliable.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a counterattack board of impact crusher which characterized in that: comprises a casing (1), an adjusting rod (2), a connecting piece (3), a bracket (4), a fixing hole (5), a counterattack plate (6), a spring (7), an adjusting nut (8), a first annular limiting plate (9), an inserting groove (10), a second annular limiting plate (11), an inserting tooth (12), a screw rod (13), a threaded sleeve (14), a rotating bearing (15) and a rotating base (16), wherein the adjusting rod (2) is arranged on the casing (1) in a penetrating manner, the connecting piece (3) is arranged at one end of the adjusting rod (2) positioned in the casing (1), the bracket (4) is rotatably connected with the connecting piece (3), the fixing hole (5) is also arranged on the bracket (4), the counterattack plate (6) is arranged on the bracket (4), and the spring (7) is sleeved on the part of the adjusting rod (2) positioned outside the casing (1), the top of the adjusting rod (2) is also provided with an adjusting nut (8), the bottom end of the adjusting nut (8) is fixedly provided with a first annular limiting plate (9), a plurality of inserting grooves (10) are arranged at the top end of the first annular limiting plate (9), a second annular limiting plate (11) is arranged above the first annular limiting plate (9), the bottom end of the second annular limiting plate (11) is provided with a plurality of inserting teeth (12) matched with the inserting grooves (10), two sides of the bottom end of the second annular limiting plate (11) are fixedly provided with screw rods (13), the bottom end of the screw rod (13) is inserted into the threaded sleeve (14) and is rotatably connected with the threaded sleeve (14) through threads, the bottom end of the threaded sleeve (14) is rotatably arranged on a rotating base (16) through a rotating bearing (15), and the rotating base (16) is fixedly arranged on the machine shell (1).

2. A reaction crusher reaction plate according to claim 1, characterized in that: a rotating shaft is arranged in the fixing hole (5) on the bracket (4) and can be rotatably arranged in the shell (1) through the rotating shaft.

3. A reaction crusher reaction plate according to claim 1, characterized in that: the connecting piece (3) adopts a shaft fork and is fixedly connected through a pin shaft.

4. A reaction crusher reaction plate according to claim 1, characterized in that: the inserting grooves (10) and the inserting teeth (12) are respectively arranged in the radial line direction of the first annular limiting plate (9) and the second annular limiting plate (11).

5. A reaction crusher reaction plate according to claim 1, characterized in that: and a limiting plate is arranged at the top end of the threaded sleeve (14).

6. A reaction crusher reaction plate according to claim 1, characterized in that: the rotating base (16) is detachably fixed on the machine shell (1) through bolts.

7. A reaction crusher reaction plate according to claim 1, characterized in that: the inner circle diameter of the second annular limiting plate (11) is larger than the diameter of the adjusting nut and is smaller than the outer circle diameter of the first annular limiting plate (9).