Jaw crusher lifting mechanism

Abstract

The utility model relates to the technical field of jaw crusher operation, and discloses a jaw crusher lifting mechanism which comprises a bottom plate and a lifting plate, supporting plates are installed on the two sides of the upper end of the bottom plate, and two sliding grooves are formed in the two side walls of each supporting plate. A forward-reverse lead screw is installed on the lower portion of the inner side wall of the supporting plate, and the left end of the forward-reverse lead screw penetrates through the supporting plate and is provided with a belt wheel. According to the utility model, the driving motor is started, and the driving motor drives the belt wheel, the gear belt and the upper belt wheel to rotate through the coupler, so that the forward and reverse screw rods are driven to rotate, the two screw rod sliding seats are driven to move reversely, and the vertical plate is driven to move; the lifting plate can be driven to adjust the vertical height, automatic lifting of the jaw crusher is achieved, manual hoist operation is replaced, safety is high, time and labor are saved, stability is high, collision or deviation in the lifting process is avoided, and normal operation and the service life of equipment are not affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of jaw crusher operation, specifically to a jaw crusher lifting mechanism. BACKGROUND

[0002] The jaw crusher is a kind of mechanical equipment widely used in the crushing of various hardness materials, and during the production process, the key components such as the movable jaw plate and the fixed jaw plate of the jaw crusher need to be regularly maintained, replaced or adjusted. Therefore, the jaw crusher lifting mechanism is needed.

[0003] The traditional jaw crusher lifting method is mostly manual hoist operation. These lifting devices have low safety and high labor intensity during operation. Manual hoist requires manual application of a large pulling force, which is time-consuming and labor-intensive, and it is difficult to ensure the stability of the lifting process, which may cause the jaw crusher components to collide or deviate during lifting, affecting the normal operation and service life of the equipment. In addition, the jaw crusher will vibrate during operation. Since no extrusion buffer structure is provided, the position of the jaw crusher may deviate, and even the jaw crusher may fall, causing damage and posing a great safety hazard. SUMMARY

[0004] In view of the deficiencies of the prior art, the utility model provides a jaw crusher lifting mechanism, which has the advantages of saving time and labor, and solves the problems raised in the background art.

[0005] To achieve the above-mentioned purpose of saving time and labor, the utility model provides the following technical scheme: a jaw crusher lifting mechanism, comprising a bottom plate and a lifting plate, the bottom plate is provided with a support plate on both sides of the upper end, two sliding grooves are arranged on the side walls of the support plate;

[0006] A forward and reverse screw is installed on the inner side wall of the support plate, the forward and reverse screw passes through the support plate and is provided with a pulley at the left end, a driving motor is installed on the lower part of the left side wall of the bottom plate, a pulley is installed on the output shaft of the driving motor, a gear belt is installed on the pulley, two screw rod slides are drivenly installed on the forward and reverse screw, a vertical plate is movably installed on the upper end of the screw rod slide, two mounting seats are movably installed on the upper end of the vertical plate, mounting plates are installed on both sides of the mounting seat, and the mounting plates are connected with the lifting plate through fixing bolts.

[0007] As a further scheme of the utility model: a baffle is installed on the front and rear parts of the upper end of the lifting plate, three springs are installed on the inner side wall of the baffle, a pressing plate is installed at the front end of the spring, the spring is elastically moved, the pressing plate extrudes and fixes the two side walls of the jaw crusher, avoids the deviation of the position caused by vibration during the operation of the jaw crusher, avoids damage, and prevents safety hazards.

[0008] As a further scheme of the utility model: the bottom plate lower end four corners all are equipped with universal wheel, the universal wheel is provided with four, four universal wheels roll, can drive the position of device moves, brings convenience.

[0009] As a further scheme of the utility model: the lifting plate is provided with a plurality of ventilation holes, the ventilation hole can quickly dissipate the heat of the crusher bottom, and the weight of the lifting plate is reduced, and the energy consumption is reduced.

[0010] As a further scheme of the utility model: the lifting plate both sides wall all are equipped with two connecting rods, the connecting rod outer end all passes through the sliding slot and installs the limit stop, and the connecting rod moves up and down in the sliding slot, and is positioned, improves the lifting plate lifting stability.

[0011] As a further scheme of the utility model: the driving motor is provided with a protective box outside, the protective box left side wall lower part is provided with a heat dissipation net, and the heat dissipation net dissipates the heat generated by the driving motor.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1、 the utility model discloses, starts driving motor, and driving motor drives the pulley to rotate through the shaft coupling, drives the gear belt to rotate, drives the upper pulley to rotate, thereby driving the forward and reverse screw rod to rotate, drives two screw rod sliding seats to move reversely, thereby driving the vertical plate to move, thereby can drive the lifting plate to adjust the height, realizes the automatic lifting of automatic crusher, replaces manual hoist operation, and the safety is high, saves time and labor, and the stability is high, avoids the collision or deviation during lifting, does not influence the normal operation and service life of equipment.

[0014] 2、 the utility model discloses, and the spring is elastically moved, and the pressing plate is extruded and fixed to the both sides wall of crusher, avoids the deviation of position when crusher is operated, avoids causing damage, prevents the security risk. DRAWINGS

[0015] Figure 1 It is the structural schematic diagram of the utility model;

[0016] Figure 2 It is the structure schematic diagram of the forward and reverse screw rod in the utility model;

[0017] Figure 3 It is the structure schematic diagram of the utility model Figure 2 It is the enlarged schematic diagram of place A.

[0018] In the figure: 1, the base plate; 2, screw slide; 3, positive and negative screw; 4, lifting plate; 5, baffle; 6, air hole; 7, spring; 8, pressing plate; 9, sliding groove; 10, limiting plate; 11, support plate; 12, protective box; 13, universal wheel; 14, vertical plate; 15, gear belt; 16, driving motor; 17, mounting plate; 18, mounting seat. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] It should be noted that the driving motor 16 is prior art, which is well known to those skilled in the art, and will not be described here.

[0021] Please refer to Figures 1 to 3 In the embodiments of the utility model, a shredder lifting mechanism comprises a base plate 1 and a lifting plate 4, and support plates 11 are installed on both sides of the upper end of the base plate 1, and two sliding grooves 9 are arranged on the two side walls of the support plates 11.

[0022] A positive and negative screw 3 is installed on the lower part of the inner side wall of the support plate 11, the left end of the positive and negative screw 3 penetrates through the support plate 11 and is provided with a pulley, a driving motor 16 is installed on the lower part of the left side wall of the base plate 1, a pulley is installed on the output shaft of the driving motor 16, a gear belt 15 is installed on the pulley, two screw slides 2 are drivingly installed on the positive and negative screw 3, vertical plates 14 are movably installed on the upper ends of the screw slides 2, two mounting seats 18 are movably installed on the upper ends of the vertical plates 14, mounting plates 17 are installed on both sides of the mounting seats 18, and the mounting plates 17 are connected with the lifting plate 4 through fixing bolts.

[0023] The lifting plate 4 is provided with a plurality of air holes 6, the air holes 6 can quickly dissipate the heat at the bottom of the breaker, reduce the weight of the lifting plate 4, and reduce energy consumption; the two side walls of the lifting plate 4 are provided with two connecting rods, the connecting rods are provided with limiting plates 10 and pass through the sliding grooves 9, the connecting rods move up and down in the sliding grooves 9, are limited, and the lifting stability of the lifting plate 4 is improved; the driving motor 16 is externally provided with a protective box 12, and the left side wall of the protective box 12 is provided with a heat dissipation net.

[0024] The working principle of the utility model is: the device is powered on, the breaker is placed on the lifting plate 4, the spring 7 is elastically moved, the pressing plate 8 is extruded and fixed to the two side walls of the breaker, the position deviation caused by vibration of the breaker during operation is avoided, the air holes 6 can quickly dissipate the heat at the bottom of the breaker, the weight of the lifting plate 4 is reduced, energy consumption is reduced, the driving motor 16 is started, the driving motor 16 drives the pulley to rotate through the shaft coupling, drives the gear belt 15 to rotate, drives the upper pulley to rotate, thereby drives the forward and reverse screw rod 3 to rotate, drives the two screw rod sliding seats 2 to move reversely, thereby drives the vertical plate 14 to move, thereby can drive the lifting plate 4 to adjust the up-down height, realizes the automatic lifting of the breaker, the four universal wheels 13 roll, can drive the position of the device to move, and bring convenience.

[0025] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, and all should be covered in the protection scope of the utility model.

Claims

1. A crusher lifting mechanism, comprising a bottom plate (1) and a lifting plate (4), support plates (11) are installed on both sides of the upper end of the bottom plate (1), two sliding grooves (9) are arranged on the side walls of the support plates (11); characterized in that a forward and reverse screw (3) is installed on the lower part of the inner side wall of the support plate (11), the left end of the forward and reverse screw (3) penetrates through the support plate (11) and is installed with a pulley, a drive motor (16) is installed on the lower part of the left side wall of the bottom plate (1), a pulley is installed on the output shaft of the drive motor (16), a gear belt (15) is installed on the pulley, two screw rod sliding seats (2) are drivingly installed on the forward and reverse screw (3), vertical plates (14) are movably installed on the upper ends of the screw rod sliding seats (2), two mounting seats (18) are movably installed on the upper ends of the vertical plates (14), mounting plates (17) are installed on both sides of the mounting seats (18), and the mounting plates (17) are connected with the lifting plate (4) through fixing bolts.

2. A crusher lifting mechanism according to claim 1, characterised in that: A baffle (5) is installed on the front and rear of the upper end of the lifting plate (4), three springs (7) are installed on the inner side walls of the baffle (5), and pressing plates (8) are installed on the front ends of the springs (7).

3. A crusher lifting mechanism as claimed in claim 1, wherein: Universal wheels (13) are installed at the four corners of the lower end of the bottom plate (1), and four universal wheels (13) are arranged.

4. A crusher lifting mechanism as claimed in claim 1, wherein: A plurality of ventilation holes (6) are arranged on the lifting plate (4).

5. A crusher lifting mechanism as claimed in claim 1, wherein: Two connecting rods are installed on the side walls of the lifting plate (4), the outer ends of the connecting rods penetrate through the sliding grooves (9) and are installed with limit plates (10).

6. A crusher lifting mechanism as claimed in claim 1, wherein: A protective box (12) is arranged outside the drive motor (16), and a heat dissipation net is arranged on the lower part of the left side wall of the protective box (12).

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