CN216172571U

CN216172571U - Jaw plate fixing device of jaw type damage machine

Info

Publication number: CN216172571U
Application number: CN202120804737.4U
Authority: CN
Inventors: 韩炎鑫; 钱志明
Original assignee: Huzhou Shuangjin Machinery Fittings Co ltd
Current assignee: Huzhou Shuangjin Machinery Fittings Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2022-04-05
Anticipated expiration: 2031-04-20

Abstract

The utility model belongs to the technical field of ore crushing, and particularly relates to a fixing device for a jaw plate of a jaw crusher, which comprises a mounting plate fixed in the crusher, wherein the mounting plate is of a hollow structure, two fixed blocks are fixedly mounted on one side of the mounting plate, a jaw plate body is arranged between the two fixed blocks, rotating grooves are formed in the sides, close to each other, of the two fixed blocks, screw rod guide sleeves are rotatably mounted in the two rotating grooves, connecting holes are formed between the two rotating grooves and the mounting plate, gears are fixedly sleeved on the two screw rod guide sleeves, screw rods are sleeved on the ends, close to each other, of the two screw rod guide sleeves in a threaded manner, movable plates are fixedly mounted at the ends, close to each other, of the two movable plates, and a plurality of limiting clamping blocks are fixedly mounted at the sides, close to each other, of the two movable plates. The jaw plate fixing device is simple in structure, convenient to use and convenient to install and fix the jaw plate in the jaw type damage machine.

Description

Jaw plate fixing device of jaw type damage machine

Technical Field

The utility model relates to the technical field of ore crushing, in particular to a fixing device for a jaw plate of a jaw type crushing machine.

Background

The working part of the ore crusher is two jaw plates, one is a fixed jaw plate (fixed jaw), the fixed jaw plate is vertically (or the upper end of the fixed jaw plate is slightly outwards inclined) fixed on the front wall of the crusher body, the other is a movable jaw plate (movable jaw), the position of the movable jaw plate is inclined, and the movable jaw plate and the fixed jaw plate form a crushing cavity (working cavity) with a large upper part and a small lower part. The movable jaw is periodically reciprocated, away from and towards the fixed jaw. When the materials are separated, the materials enter the crushing cavity, and finished products are discharged from the lower part; when approaching, the material between the two jaws is squeezed, bent and split to be broken.

The application number is CN 201911201535.4's patent discloses a breaker of adjustable hubei province board interval, including the mount, the hubei province board, thrust unit, drive arrangement and adjusting device, the hubei province board includes first hubei province board and second hubei province board, thrust unit drives first hubei province board and carries out the luffing motion, adjusting device includes the division board, the regulating part that passes the division board, the connecting piece that links to each other with the regulating part, fix at connecting piece below slide and with slide sliding fit's slider, the same outer tip at two blocks of curb plates is fixed to the division board, connecting piece and second hubei province board fixed connection, the below at the curb plate is fixed to the slider, the regulating part drives connecting piece and slide along the slider motion through adjusting its length in the division board both sides, and then change the shortest distance between second hubei province board and the first hubei province board, realize the regulation to the discharge gate size. The utility model can meet different requirements for the maximum particle size of ore crushing, thereby improving the use scene of the crusher. However, the installation of the jaw plate in the patent is not convenient enough, so that the jaw plate is inconvenient to disassemble and overhaul in the later period, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a jaw plate fixing device of a jaw type damage machine.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a jaw plate fixing device for a jaw type damage machine comprises a mounting plate fixed in the damage machine, wherein the mounting plate is of a hollow structure, two fixed blocks are fixedly mounted on one side of the mounting plate, a jaw plate body is arranged between the two fixed blocks, rotating grooves are formed in the sides, close to each other, of the two fixed blocks, a screw rod guide sleeve is rotatably mounted in the two rotating grooves, connecting holes are formed between the two rotating grooves and the mounting plate, a gear is fixedly sleeved on the two screw rod guide sleeves, a screw rod is sleeved on the end, close to each other, of the two screw rod guide sleeves, a movable plate is fixedly mounted at the end, close to each other, of the two screw rods, a plurality of limiting fixture blocks are fixedly mounted on the side, close to each other, movable rods are movably mounted in the two connecting holes, the two ends of the two movable rods extend out of the connecting holes, a rack is fixedly mounted at one end, and a roller is rotatably mounted at the other end, two racks mesh with the gear that corresponds respectively mutually, threaded hole is seted up at the top of mounting panel, and threaded hole internal thread installs the threaded rod, the both ends of threaded rod all extend to the screw hole outside and the bottom rotates and install the linkage board, one side fixed mounting that the linkage board is close to the gyro wheel has two triangle-shaped extrusion pieces with gyro wheel looks adaptation.

Preferably, a knob is fixedly mounted at the top end of the threaded rod.

Preferably, the thread directions of the two screw rods are opposite.

Preferably, a plurality of limiting clamping grooves matched with the limiting clamping blocks are formed in the two sides of the jaw plate body.

Preferably, all cup jointed reset spring on two movable rods, two reset spring's one end is fixed on the movable rod that corresponds, and the other end is fixed on the inner wall of the connecting hole that corresponds.

Preferably, two extension springs are fixedly mounted between one sides of the two movable plates, which are far away from each other, and the corresponding fixed blocks.

In the utility model, when the jaw plate body needs to be fixed, the jaw plate body is firstly placed between two movable plates, then the screw rod is driven to rotate downwards by rotating the knob, so that the linkage plate can be driven to move downwards, namely, the two triangular extrusion blocks can be driven to move downwards, the two triangular extrusion blocks respectively extrude corresponding rollers in the process of moving downwards, so that the two movable rods can be driven to move upwards simultaneously, namely, the two racks can be driven to move upwards simultaneously, the two racks drive the two gears to rotate, so that the two screw rod guide sleeves can be driven to rotate, namely, the two screw rods with opposite thread directions can be driven to move oppositely, namely, the two movable plates can be driven to move oppositely, when the limiting clamping blocks on the two movable plates are respectively clamped into the limiting clamping grooves on the corresponding jaw plate body, the jaw plate body can be installed and fixed. When the jaw plate body needs to be disassembled, the knob is rotated reversely. The jaw plate fixing device is simple in structure, convenient to use and convenient to install and fix the jaw plate in the jaw type damage machine.

Drawings

Fig. 1 is a schematic structural view of a jaw plate fixing device of a jaw type damage machine, which is provided by the utility model;

fig. 2 is a schematic structural view of part a of a jaw plate fixing device of a jaw type damage machine, which is provided by the utility model;

fig. 3 is a partial side view of a jaw plate fixing device of a jaw crusher according to the utility model, with respect to a mounting plate.

In the figure: the device comprises a mounting plate 1, a roller 2, a linkage plate 3, a threaded rod 4, a fixed block 5, a limiting fixture block 6, a jaw plate body 7, a movable plate 8, a connecting hole 9, a return spring 10, a triangular extrusion block 11, a knob 12, a gear 13, a screw rod 14, a rotating groove 15, an extension spring 16, a rack 17, a screw rod guide sleeve 18 and a movable rod 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-3, a jaw plate fixing device for a jaw crusher comprises a mounting plate 1 fixed in the crusher, wherein the mounting plate 1 is a hollow structure and is fixedly provided with two fixed blocks 5 at one side, a jaw plate body 7 is arranged between the two fixed blocks 5, rotating grooves 15 are respectively formed at the sides of the two fixed blocks 5 close to each other, screw guide sleeves 18 are respectively rotatably arranged in the two rotating grooves 15, connecting holes are respectively formed between the two rotating grooves 15 and the mounting plate 1, gears 13 are respectively fixedly sleeved on the two screw guide sleeves 18, screw rods 14 are respectively screwed at the ends of the two screw rods 18 close to each other, movable plates 8 are respectively fixedly arranged at the ends of the two screw rods 14 close to each other, a plurality of limiting fixture blocks 6 are respectively fixedly arranged at the sides of the two movable plates 8 close to each other, movable rods 19 are respectively movably arranged in the two connecting holes, both ends of the two movable rods 19 extend out of the connecting holes, and racks 17 are respectively fixedly arranged at one end of the two movable rods 19, the other end is all rotated and is installed gyro wheel 2, and two racks 17 mesh with corresponding gear 13 respectively, and threaded hole is seted up at the top of mounting panel 1, and threaded hole internal thread installs threaded rod 4, and threaded rod 4's both ends all extend to the screw hole outside and the bottom rotates and install linkage plate 3, and one side fixed mounting that linkage plate 3 is close to gyro wheel 2 has two triangle-shaped extrusion pieces 11 with gyro wheel 2 looks adaptation.

Example two

In the utility model, the top end of the threaded rod 4 is fixedly provided with the knob 12, the threaded rod 4 is driven to rotate downwards by rotating the knob 12, the linkage plate 3 can be driven to move downwards, and the two triangular extrusion blocks 11 can be driven to move downwards.

In the utility model, the thread directions of the two screw rods 14 are opposite, and the rotation of the two screw rod guide sleeves 18 can drive the two screw rods 14 with opposite thread directions to move oppositely, and can drive the two movable plates 8 to move oppositely.

In the jaw plate, a plurality of limiting clamping grooves matched with the limiting clamping blocks 6 are formed in the two sides of the jaw plate body 7, and when the limiting clamping blocks 6 on the two movable plates 8 are respectively clamped into the corresponding limiting clamping grooves in the jaw plate body 7, the jaw plate body 7 can be installed and fixed.

In the utility model, the two movable rods 19 are sleeved with the return springs 10, one ends of the two return springs 10 are fixed on the corresponding movable rods 19, the other ends of the two return springs are fixed on the inner walls of the corresponding connecting holes, and the return springs 10 are convenient for the return of the movable rods 19.

In the utility model, two extension springs 16 are fixedly arranged between the sides of the two movable plates 8 far away from each other and the corresponding fixed blocks 5, and the extension springs 16 are convenient for the movable plates 8 to reset and ensure better fixing effect.

In the utility model, when the jaw plate body 7 needs to be fixed, the jaw plate body 7 is firstly placed between two movable plates 8, then the threaded rod 4 is driven to rotate downwards by rotating the knob 12, so that the linkage plate 3 can be driven to move downwards, namely the two triangular extrusion blocks 11 can be driven to move downwards, the corresponding rollers 2 are respectively extruded in the process that the two triangular extrusion blocks 11 move downwards, so that the two movable rods 19 can be driven to move upwards simultaneously, namely the two racks 17 can be driven to move upwards simultaneously, the two racks 17 can drive the two gears 13 to rotate, namely the two screw guide sleeves 18 can be driven to rotate, namely the two screws 14 with opposite thread directions can be driven to move in opposite directions, namely the two movable plates 8 can be driven to move in opposite directions, when the limiting clamping blocks 6 on the two movable plates 8 are respectively clamped into the limiting clamping grooves on the corresponding jaw plate body 7, the jaw plate body 7 can be installed and fixed. When the jaw plate body 7 needs to be disassembled, the knob 12 is rotated reversely. The jaw plate fixing device is simple in structure, convenient to use and convenient to install and fix the jaw plate in the jaw type damage machine.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A jaw plate fixing device for a jaw type damage machine comprises a mounting plate (1) fixed in the damage machine and is characterized in that the mounting plate (1) is of a hollow structure, two fixing blocks (5) are fixedly mounted on one side of the mounting plate (1), a jaw plate body (7) is arranged between the two fixing blocks (5), rotating grooves (15) are formed in the sides, close to each other, of the two fixing blocks (5), screw rod guide sleeves (18) are rotatably mounted in the two rotating grooves (15), connecting holes are formed between the two rotating grooves (15) and the mounting plate (1), gears (13) are fixedly sleeved on the two screw rod guide sleeves (18), screw rods (14) are sleeved on the ends, close to each other, of the two screw rods (14), movable plates (8) are fixedly mounted on the ends, close to each other, a plurality of limiting clamping blocks (6) are fixedly mounted on the sides, close to each other, of the two movable plates (8), equal movable mounting has movable rod (19) in two connecting holes, and the both ends of two movable rods (19) all extend to the connecting hole outside and the equal fixed mounting of one end has rack (17), and the other end all rotates and installs gyro wheel (2), and two rack (17) mesh with corresponding gear (13) respectively mutually, threaded hole is seted up at the top of mounting panel (1), and threaded hole internal thread installs threaded rod (4), the both ends of threaded rod (4) all extend to the threaded hole outside and the bottom rotates and install linkage plate (3), one side fixed mounting that linkage plate (3) are close to gyro wheel (2) has two triangle-shaped extrusion pieces (11) with gyro wheel (2) looks adaptation.

2. The jaw plate fixing device of the jaw crusher as claimed in claim 1, characterized in that a knob (12) is fixedly mounted on the top end of the threaded rod (4).

3. The jaw plate holding device for jaw crushers of claim 1 wherein the two lead screws (14) are threaded in opposite directions.

4. The jaw plate fixing device of the jaw damage machine as claimed in claim 1, wherein a plurality of limiting clamping grooves matched with the limiting clamping blocks (6) are formed on both sides of the jaw plate body (7).

5. The jaw plate fixing device for the jaw damage machine according to claim 1, characterized in that the two movable rods (19) are sleeved with the return springs (10), one end of each of the two return springs (10) is fixed on the corresponding movable rod (19), and the other end is fixed on the inner wall of the corresponding connecting hole.

6. The jaw plate fixing device for the jaw crusher according to claim 1, characterized in that two extension springs (16) are fixedly arranged between the side of each movable plate (8) far away from each other and the corresponding fixed block (5).