CN221156805U - Movable jaw plate tensioning device of jaw crusher - Google Patents

Abstract

The utility model discloses a movable jaw plate tensioning device of a jaw crusher, which comprises a platform, wherein a rectangular plate is adopted as the platform; the fixed integrated blocks are 2 in number and are respectively arranged on two sides of the platform surface; the guide shafts are 2 in number and are respectively arranged on the front side and the rear side between the adjacent end faces of the 2 fixed integrated blocks; the movable integrated blocks are arranged on the left side and the right side of the guide shaft rod in a sliding manner respectively in the number position 2; the tensioning plates are 2 in number and are respectively arranged on the upper sides of the 2 movable integrated blocks; the number of the rotating rods is 2, and the rotating rods are controlled by rotating the embossing hand wheels to adjust the positions of the movable integrated blocks, so that the tensioning plates on the 2 movable integrated blocks can carry out tensioning operation on the preset fixed jaw plate and the movable jaw plate, one person can independently finish operation, a worker does not need to support the rotating rods by hands, the labor intensity can be reduced, the risk of finger crush can be avoided, and the occurrence of safety accidents is reduced.

Description

Movable jaw plate tensioning device of jaw crusher

Technical Field

The utility model relates to the technical field of movable jaw plate tensioning, in particular to a movable jaw plate tensioning device of a jaw crusher.

Background

In the related art, when the jaw crusher changes the tension spring or the crushing granularity is larger to cause the movable jaw plate tension spring to fall off, one end of the tension spring needs to be hung on a nut on the back of the lining plate.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

When the operation of hanging one end of the extension spring on the nut at the back of the lining plate is carried out, one person of maintenance personnel can prop up the movable jaw plate and the lining plate by hand, and the other person installs the spring, so that the arm strength is difficult to exert because of the narrow space of the containing hopper. The movable jaw plate and the lining plate are heavy in weight, so that fingers are easy to be injured by squeezing, and potential safety hazards exist.

Disclosure of utility model

The utility model aims to provide a movable jaw plate tensioning device of a jaw crusher, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a movable jaw plate tensioning device of a jaw crusher comprises a platform, wherein a rectangular plate is adopted as the platform; the fixed integrated blocks are 2 in number and are respectively arranged on two sides of the platform surface; the guide shafts are 2 in number and are respectively arranged on the front side and the rear side between the adjacent end faces of the 2 fixed integrated blocks; the movable integrated blocks are 2 in number and are respectively arranged on the left side and the right side of the guide shaft rod in a sliding manner; the tensioning plates are 2 in number and are respectively arranged on the upper sides of the 2 movable integrated blocks; the number of the rotating rods is 2, the rotating rods are respectively connected with the inner sides of the 2 fixed integrated blocks in a threaded mode, and meanwhile, the inner end heads of the 2 rotating rods are respectively arranged on the outer sides of the 2 movable integrated blocks.

Preferably, the movable integrated circuit further comprises V-shaped integrated blocks, the number of the V-shaped integrated blocks is 2, and the V-shaped integrated blocks are respectively embedded in the preset clamping grooves of the 2 movable integrated blocks.

Preferably, the fixed integrated block is provided with a plurality of positioning holes, and the positioning holes are internally inserted with hexagon socket head cap bolts.

Preferably, the fixed integrated block is inserted with an inner hexagonal stop screw, and the inner end of the inner hexagonal stop screw abuts against the shaft rod of the guide shaft.

Preferably, an oil-free bushing is arranged between the guide shaft and the movable integrated block.

Preferably, the outer ends of the 2 rotary rods are provided with embossing hand wheels.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the rotary rod is controlled to adjust the position of the movable integrated block by rotating the embossing hand wheel, so that the tensioning plates on the 2 movable integrated blocks perform tensioning operation on the preset fixed jaw plate and the movable jaw plate, one person can independently finish operation without supporting the movable jaw plate by hands, the labor intensity can be reduced, the risk of finger crush can be avoided, and the occurrence of safety accidents is reduced.

Drawings

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

FIG. 2 is a schematic side view of the present utility model;

Fig. 3 is a schematic top view of the present utility model.

In the figure: 1. a platform; 2. fixing the integrated block; 3. a guide shaft; 4. an active integrated block; 5. a tensioning plate; 6. a rotating rod; 7. positioning holes; 8. an inner hexagon bolt; 9. an internal hexagonal stop screw; 10. an oilless bushing; 11. embossing hand wheels; 12. v-shaped integrated blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the movable jaw plate tensioning device of the jaw crusher comprises a platform 1, a fixed integrated block 2, a guide shaft 3, a movable integrated block 4, a tensioning plate 5 and a rotary rod 6, wherein the platform 1 adopts a rectangular plate as a platform; the number of the fixed integrated blocks 2 is 2, and the fixed integrated blocks are respectively arranged at two sides of the table top of the platform 1; the number of the guide shafts 3 is 2, and the guide shafts are respectively arranged at the front side and the rear side between the adjacent end faces of the 2 fixed integrated blocks 2; the movable integrated blocks 4 are 2 in number and are respectively arranged on the left side and the right side of the shaft lever of the guide shaft 3 in a sliding manner; the tensioning plates 5 are 2 in number and are respectively arranged on the upper sides of the 2 movable integrated blocks 4; the number of the rotating rods 6 is 2, the rotating rods are respectively connected with the inner sides of the 2 fixed integrated blocks 2 in a threaded mode, and meanwhile, the inner end heads of the 2 rotating rods 6 are respectively arranged on the outer sides of the 2 movable integrated blocks 4.

Specifically, the novel V-shaped integrated block comprises V-shaped integrated blocks 12, the number of the V-shaped integrated blocks is 2, the V-shaped integrated blocks 12 are respectively embedded in preset clamping grooves of 2 movable integrated blocks 4, the V-shaped integrated blocks 12 can assist in using the novel V-shaped integrated block, when the embossing hand wheels 11 on two sides are adjusted, the rotary rod 6 can be controlled to adjust the positions of the movable integrated blocks 4, and the V-shaped integrated blocks 12 on two sides are indirectly driven to move in opposite directions or in opposite directions, so that the novel V-shaped integrated block is used for temporarily clamping tools to be used.

Specifically, a plurality of positioning holes 7 are formed in the fixed integrated block 2, an inner hexagon bolt 8 is inserted in the positioning holes 7, the outer edge of a screw head of the inner hexagon bolt is round, the middle of the screw head of the inner hexagon bolt is concave hexagon, the hexagonal screw is the side of a plurality of common screw heads, which is hexagonal, and the fixed integrated block 2 is installed on the table top of the platform 1 through the inner hexagon bolt 8.

Specifically, the fixed integrated block 2 is inserted with a hexagon socket screw 9, the inner end of the hexagon socket screw 9 is propped against the shaft lever of the guide shaft 3, and the hexagon socket screw is also called a cylinder head screw and also called a hexagon socket bolt. The inner hexagon screw is divided into an iron inner hexagon screw and a stainless steel inner hexagon screw according to materials. The iron socket head cap screws are classified into 4.8-stage socket head cap screws, 8.8-stage socket head cap screws, 10.9-stage socket head cap screws, 12.9-stage socket head cap screws according to grade, and the stainless steel socket head cap screws include stainless steel SUS201 socket head cap screws, stainless steel SUS304 socket head cap screws and stainless steel SUS316 socket head cap screws.

Specifically, an oilless bushing 10 is arranged between the guide shaft 3 and the movable integrated block 4, the oilless bushing 10 is a high-force brass bearing which takes oil in an oil groove as lubrication, the product has the function of a traditional tin bronze bearing, and the HB hardness of the product is doubled after the high-force brass is adopted, so that the service life of the product can be doubled compared with that of a common bronze bushing when the product is used in a low-speed occasion, and the bearing pressure of the product is large, so that the product can be suitable for the occasion with heavy load.

Specifically, embossing hand wheels 11 are arranged at the outer ends of the 2 rotary rods 6.

Working principle: when the automatic jaw clamping device works, the rotary rod 6 is controlled to adjust the position of the movable integrated block 4 by rotating the embossing hand wheel 11, so that the tensioning plates 5 on the 2 movable integrated blocks 4 can carry out tensioning operation on the preset fixed jaw plate and the movable jaw plate, one person can independently finish operation, a worker does not need to support by hands, the labor intensity can be reduced, the risk of finger crush can be avoided, and the occurrence of safety accidents is reduced.

In the description of the present invention, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "secured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Standard parts used in the invention can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the details are not described.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A motorized jaw plate tensioning device of a jaw crusher, comprising:

A platform (1) which adopts a rectangular plate as a platform;

The fixed integrated blocks (2) are 2 in number and are respectively arranged on two sides of the table top of the platform (1);

The guide shafts (3) are 2 in number and are respectively arranged at the front side and the rear side between the adjacent end surfaces of the 2 fixed integrated blocks (2);

The movable integrated blocks (4) are 2 in number and are respectively arranged on the left side and the right side of the shaft lever of the guide shaft (3) in a sliding manner;

the tensioning plates (5) are 2 in number and are respectively arranged on the upper sides of the 2 movable integrated blocks (4);

The number of the rotating rods (6) is 2, the rotating rods are respectively connected with the inner sides of the 2 fixed integrated blocks (2) in a threaded mode, and meanwhile the inner ends of the 2 rotating rods (6) are respectively arranged on the outer sides of the 2 movable integrated blocks (4).

2. The jaw crusher jaw plate tensioning device of claim 1, further comprising:

The V-shaped integrated blocks (12) are 2 in number and are respectively embedded in the preset clamping grooves of the 2 movable integrated blocks (4).

3. The jaw crusher jaw plate tensioning device of claim 1, wherein: the fixed integrated block (2) is provided with a plurality of positioning holes (7), and the positioning holes (7) are internally provided with inner hexagon bolts (8).

4. The jaw crusher jaw plate tensioning device of claim 1, wherein: an inner hexagonal stop screw (9) is inserted on the fixed integrated block (2), and the inner end of the inner hexagonal stop screw (9) abuts against the shaft rod of the guide shaft (3).

5. The jaw crusher jaw plate tensioning device of claim 1, wherein: an oil-free bushing (10) is arranged between the guide shaft (3) and the movable integrated block (4).

6. The jaw crusher jaw plate tensioning device of claim 1, wherein: the outer ends of the 2 rotating rods (6) are provided with embossing hand wheels (11).