Universal mobile mechanical equipment for disassembling and assembling front suspension component assembly of mining dump truck

Abstract

The invention discloses universal mobile mechanical equipment for disassembling and assembling a front suspension component assembly of a mining dump truck, which comprises a device chassis, a lifting device, a slide rail sliding device and a fixed adjusting device, wherein the device chassis is positioned at the bottommost part of the universal mobile mechanical equipment and is used for supporting the whole device; the fixed adjusting device is positioned at the uppermost end of the universal mobile mechanical equipment and is used for placing a front suspension component assembly; the sliding rail sliding device is located between the fixed adjusting device and the device chassis and used for adjusting the relative position of the fixed adjusting device on the device chassis. The lifting device is located between the device chassis and the sliding rail sliding device and used for controlling the sliding rail sliding device to move up and down so as to adjust the height of the fixing and adjusting device, the universal movable mechanical equipment can carry and adjust the position of the front suspension component assembly of the mining dump truck, the overhauling efficiency is improved, and the production efficiency of the mining dump truck is improved. And the phenomenon that the front suspension is easy to damage in the carrying process is effectively reduced.

Description

Technical Field

[0001] The invention belongs to the field of mining mechanical equipment, and in particular relates to a universal mobile mechanical equipment used for disassembling and assembling a front suspension component assembly of a mining dump truck. Background Art

[0002] Due to the heavy load, the front suspension components of mining dump trucks are complex in structure and large in size. In addition, other structural support devices are usually installed above the front suspension. When installing the front suspension components by hoisting, it is impossible to accurately position them, which is time-consuming and labor-intensive and poses great safety hazards. In addition, the operating environment of mines is complex and the road surface is bumpy. During long-term operation, the front suspension is prone to damage. When disassembling and assembling the damaged front suspension, the steering knuckle must be removed first, and then the front suspension. During the disassembly process, there is a lack of effective fixed support and protection, and the maintenance efficiency is low, which seriously reduces the production efficiency of mining dump trucks. Summary of the invention

[0003] In order to solve the problem of difficulty in installing and disassembling the front suspension component assembly of a mining dump truck, the present invention provides a universal mobile mechanical equipment for disassembling the front suspension component assembly of a mining dump truck, which effectively solves the problems of low efficiency and the lack of relevant fixed equipment during the disassembly and assembly and maintenance of different front suspension assembly components of large-tonnage mining dump trucks, ensures the life safety of on-site workers, and greatly improves the production efficiency of mines.

[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the present invention is: a general mobile mechanical equipment for disassembling and assembling the front suspension component assembly of a mining dump truck, comprising: a device chassis, a lifting device, a slide rail sliding device, and a fixing and adjusting device; The device chassis is located at the bottom of the universal mobile mechanical equipment and provides support for the entire device; The fixed adjustment device is located at the uppermost end of the universal mobile mechanical device and is used to place the front suspension component assembly; The slide rail sliding device is located between the fixed adjustment device and the device chassis, and is used to adjust the relative position of the fixed adjustment device on the device chassis; The lifting device is located between the device chassis and the slide rail sliding device, and is used to control the up and down movement of the slide rail sliding device, thereby adjusting the height of the fixed adjustment device.

[0005] Furthermore, a plurality of universal wheels with locking devices are provided at the bottom of the device chassis for moving and fixing the device chassis. A fixing plate for installing a lifting device is arranged in the middle position above the device chassis. A handrail is also installed on one side of the device chassis for dragging the device chassis to move.

[0006] Furthermore, the lifting device includes: a lifting platform, a guide telescopic rod, and a top plate. The lifter is located at the center between the device chassis and the top plate. Multiple guide telescopic rods are arranged around the lifting platform and located between the device chassis and the top plate. The upper and lower ends of the guide telescopic rods are respectively connected to the device chassis and the top plate.

[0007] Furthermore, the guide telescopic rod comprises: a fixed rod and a movable rod, the fixed rod is provided with a through hole for slidably installing the movable rod, and the movable rod is installed in the through hole.

[0008] Furthermore, the fixed rod and the movable rod are provided with corresponding adjustment holes, which are fixed by means of latches to fix the length of the telescopic rod.

[0009] Furthermore, the through hole in the fixed rod through which the movable rod can be slidably mounted is a square hole, and the movable rod is a square rod.

[0010] Furthermore, the lifting platform is one of a gear transmission lifting platform, a gear rack lifting platform, a screw lifting platform, a scissors-type lifting platform, and a worm lifting platform.

[0011] Furthermore, the slide rail sliding device includes: a linear guide mechanism, a screw mechanism, and a mounting plate. The linear guide mechanism and the screw mechanism are arranged between the mounting plate and the top plate. The linear guide mechanism and the screw mechanism are arranged parallel to each other. The fixed adjustment device is installed on the mounting plate. The mounting plate is controlled to move along the direction of the linear guide mechanism through the screw mechanism, thereby controlling the movement of the fixed adjustment device.

[0012] Furthermore, the fixing and adjusting device includes: a frame chassis, a porous threaded plate, a concave fixed support assembly, and a fixing assembly. The concave fixed support assembly and the fixing assembly are arranged in parallel on the frame chassis for placing the front suspension component assembly of a mining dump truck. The concave fixed support assembly is fixed on the frame chassis. One side of the frame chassis where the concave fixed support assembly is installed is provided with an opening for installing the fixing assembly. The porous threaded plate is installed on the side of the frame chassis. The fixing assembly is arranged in the opening for installing the fixing assembly and is fixed to the porous threaded plate by bolts. By adjusting the position of the fixing assembly in the opening of the fixing assembly and fixing it by bolts, the front suspension component assembly of mining dump trucks of different models can be supported and fixed. The frame chassis is provided with lifting ears for lifting use.

[0013] Furthermore, the fixing assembly includes: a triangular fixing seat, a connecting plate, a cylindrical support seat, and a fixed support rod. The fixed support rod is arranged in an opening for installing the fixing assembly, and its two ends are connected to the porous threaded plate by bolts. The two triangular fixing seats are symmetrically installed above the two ends of the fixed support rod. One end of the connecting plate is hinged on the triangular fixing seat by a pin shaft, and the other end of the connecting plate is connected to the cylindrical support seat by a pin shaft. The cylindrical support seat is located on the inner side inclined surface of the two triangular fixing seats. The connecting plate is provided with a plurality of pin shaft holes for installing the cylindrical support seat. The fixed position is adjusted according to the needs, and the front suspension component assembly of the mining dump truck is supported and fixed at three points by the two cylindrical support seats and the concave fixed support assembly.

[0014] The beneficial effects of the present invention are: (1) The chassis of the device is equipped with universal wheels with locking devices, which facilitates the fixing of the entire mobile device during operation and ensures the stability of the upper front suspension components, so as to facilitate installation and ensure the safety of operation. The chassis of the device is equipped with handrails for dragging the chassis of the device. The handrails can be rotated up and down around the fixed point. The normal movement of the equipment can be ensured by pushing and pulling the handrails, which is easy to operate; (2) The height of the equipment can be adjusted by the lifting device, which is used to install or disassemble the front suspension component assembly of mining dump trucks of different heights. After the adjustment of the lifting device is completed, the guide telescopic rod is guided by the latch to ensure the stability of the lifting device and improve the safety of operation. The lifting platform adopts a lifting platform with an automatic locking function. When the operation stops, the lifting platform can automatically lock and apply the brake to prevent the lifting device from continuing to descend and causing danger; (3) Through the setting of the slide rail sliding device, the top plate and the mounting plate can be translated left and right, which is used to install or disassemble the front suspension component assembly of the mining dump truck at different positions, ensuring that the disassembly position or installation position of the front suspension component assembly of the mining dump truck is located directly above the fixed adjustment device; (4) The three-point fixation is adopted in the fixing and adjusting device, which can make it more stable to place. The fixing component can be adjusted by setting it, so that it can support and fix the front suspension component assembly of the mining dump truck according to different models. The fixing component supports the front suspension component assembly of the mining dump truck in a V-shape, and can support the front suspension component assembly of the mining dump truck with different diameters. The connecting plate in the fixing component is provided with a plurality of pin holes for installing the cylindrical support seat. By adjusting the fixing position of the cylindrical support seat, it can adapt to the front suspension component of the mining dump truck with different diameters, so that the front suspension component assembly of the mining dump truck can be horizontally set on the general mobile mechanical equipment; (5) The top plate is provided with downwardly bent edges around it, and the top plate is mounted on the top of the device chassis, which can protect the lifting device and prevent foreign matter from entering between the top plate and the device chassis, thereby improving the safety of operation; (6) General mobile mechanical equipment can transport the front suspension component assembly of mining dump trucks. The height and left and right position can be adjusted as needed to suit the installation and disassembly of the front suspension component assembly of different mining dump trucks. During the disassembly and installation process, it can effectively fix, support and protect, improve maintenance efficiency, and improve the production efficiency of mining dump trucks. General mobile mechanical equipment has a simple structure and is easy to use, which can effectively reduce the damage of the front suspension during transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the chassis structure of the device; Figure 3 It is a schematic diagram of the lifting device structure; Figure 4 It is a schematic diagram of the structure of the slide rail sliding device; Figure 5 is a schematic diagram of the fixing device structure; In the figure: 1. device chassis; 2. universal wheel; 3. handrail; 4. fixed plate; 5. lifting platform; 6. fixed rod; 7. moving rod; 8. top plate; 9. folding edge; 10. lifting crank; 11. linear guide mechanism; 12. screw mechanism; 13. mounting plate; 14. frame chassis; 15. multi-hole threaded plate; 16. concave fixed support assembly; 17. triangular fixing seat; 18. connecting plate; 19. cylindrical support seat; 20. fixed support rod; 21. front suspension component assembly of mining dump truck; 22. lifting ear. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical solution and advantages of the present invention more clear, the present invention is further described in detail below through the accompanying drawings and embodiments. However, it should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the scope of the present invention.

[0017] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field to which the present invention belongs. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0018] like Figure 1 As shown, a general mobile mechanical device for disassembling and assembling the front suspension component assembly of a mining dump truck includes: a device chassis 1, a lifting device, a slide rail sliding device, a fixing and adjusting device, The device chassis 1 is located at the bottom of the universal mobile mechanical equipment and provides support for the entire device; The fixed adjustment device is located at the uppermost end of the universal mobile mechanical device and is used to place the front suspension component assembly; The slide rail sliding device is located between the fixed adjustment device and the device chassis 1, and is used to adjust the relative position of the fixed adjustment device on the device chassis 1; The lifting device is located between the device chassis 1 and the slide rail sliding device, and is used to control the up and down movement of the slide rail sliding device, thereby adjusting the height of the fixed adjustment device.

[0019] The device chassis 1 is a square structure as a whole. The chassis is used to support other components above and protect the components above to prevent the materials below from hitting and damaging the structure. A plurality of universal wheels 2 with locking devices are provided at the bottom of the device chassis 1 for moving and fixing the device chassis 1. A fixing plate 4 for installing a lifting device is arranged in the middle position above the device chassis 1. The universal wheels 2 with locking devices facilitate the equipment to fix the entire mobile device during operation, thereby ensuring the stability of the front suspension components above, facilitating installation, and ensuring the safety of the operation. An armrest 3 is also installed on one side of the device chassis 1 for dragging the device chassis 1 to move. The armrest 3 is located in front of the chassis of the mobile device. The armrest 3 can rotate up and down around a fixed point. The normal movement of the equipment is ensured by pushing and pulling the armrest 3, and the operation is convenient.

[0020] like Figure 2-3 As shown, the lifting device includes: a lifting platform 5, a guide telescopic rod, and a top plate 8. The lifter is located at the center between the device chassis 1 and the top plate 8. A plurality of the guide telescopic rods are arranged around the lifting platform 5 and are located between the device chassis 1 and the top plate 8. The upper and lower ends of the guide telescopic rods are respectively connected to the device chassis 1 and the top plate 8.

[0021] The guiding telescopic rod comprises: a fixed rod 6 and a movable rod 7. The fixed rod 6 is provided with a through hole for slidably installing the movable rod 7, and the movable rod 7 is installed in the through hole.

[0022] The fixed rod 6 and the movable rod 7 are provided with corresponding adjustment holes, which are fixed by pins to fix the length of the telescopic rod; the through hole of the fixed rod 6 for slidingly installing the movable rod 7 is a square hole, and the movable rod 7 is a square rod, which can realize axial and radial guidance to ensure smoother lifting and lowering.

[0023] The lifting platform 5 is one of a gear-driven lifting platform, a rack and pinion lifting platform, a screw lifting platform, a scissors-type lifting platform, and a worm lifting platform. The gear-driven lifting platform, the rack and pinion lifting platform, the screw lifting platform, the scissors-type lifting platform, and the worm lifting platform all have an automatic locking function. When the operation is stopped, the lifting platform 5 can be automatically locked and braked to prevent the device from continuing to descend and causing danger. In this example, a gear-driven lifting platform is taken as an example. A manual lifting crank 10 is provided on the gear-driven lifting platform. By shaking the lifting crank 10, the gear-driven lifting platform is driven to move, thereby providing power for the lifting of the entire working platform.

[0024] like Figure 3 As shown, the top plate 8 is square as a whole, and is provided with downwardly bent edges 9 around the top plate 8. The top plate 8 is mounted on the top of the device chassis 1, and the folded edges 9 do not contact the device chassis 1. A pin hole for fixing the guide telescopic rod is provided on the folded edges 9 of the top plate 8, which is convenient for the pin to be inserted from the outside to fix the guide telescopic rod. When the gear rack lifting platform 5 is raised and self-locked during operation, the pin shaft is inserted at the same time, which further improves the operating height and safety of the equipment.

[0025] like Figure 4 As shown, the slide rail sliding device includes: a linear guide mechanism 11, a screw mechanism 12, and a mounting plate 13. The linear guide mechanism 11 and the screw mechanism 12 are arranged between the mounting plate 13 and the top plate 8. The linear guide mechanism 11 and the screw mechanism 12 are arranged parallel to each other. The fixed adjustment device is installed on the mounting plate 13. The mounting plate 13 is controlled to move along the direction of the linear guide mechanism 11 by the screw mechanism 12, thereby controlling the movement of the fixed adjustment device.

[0026] The mounting plate 13 is mounted on the top plate 8 of the lifting device through a plurality of linear guide mechanisms 11 so that it can be adjusted left and right. The screw mechanism 12 is arranged between two adjacent linear guide mechanisms 11, wherein the bearing seat for mounting the screw in the screw mechanism 12 is mounted on the top plate 8, and the screw nut mounted on the screw is connected to the mounting plate 13. The screw in the screw mechanism 12 is rotated to control the mounting plate 13 to move along the linear guide mechanism 11. The linear guide mechanism 11 is composed of a track and a slider slidably mounted on the track. The track is mounted on the mounting plate 13 or the top plate 8, and the slider is mounted on the mounting plate 13 or the top plate 8. There is only a track or a slider on the mounting plate 13 or the top plate 8.

[0027] The end of the screw in the screw mechanism 12 is provided with a rocker handle to facilitate the rotation of the screw.

[0028] like Figure 5As shown, the fixing and adjusting device includes: a frame chassis 14, a porous threaded plate 15, a concave fixed support assembly 16, and a fixing assembly. The concave fixed support assembly 16 and the fixing assembly are arranged in parallel on the frame chassis 14 for placing the front suspension component assembly 21 of a mining dump truck. The concave fixed support assembly 16 is fixed on the frame chassis 14. One side of the frame chassis 14 where the concave fixed support assembly 16 is installed is provided with an opening for installing the fixing assembly. The porous threaded plate 15 is installed on the side of the frame chassis 14. The fixing assembly is arranged in the opening for installing the fixing assembly and is fixed to the porous threaded plate 15 by bolts. By adjusting the position of the fixing assembly in the opening of the fixing assembly and fixing it by bolts, the front suspension component assembly 21 of a mining dump truck of different models can be supported and fixed. A lifting ear 22 is provided on the frame chassis 14 for lifting use, and the entire device is lifted as a whole by the lifting ear 22.

[0029] The concave fixed support assembly 16 includes: a concave vertical plate and a rib plate. A notch is provided on the top of the concave vertical plate for supporting the front suspension component assembly 21 of the mining dump truck. The concave vertical plate is welded to the frame chassis 14. The rib plate is welded between the concave vertical plate and the frame chassis 14 to strengthen the support of the concave vertical plate and effectively ensure that the concave vertical plate can stably support the front suspension component assembly 21 of the mining dump truck.

[0030] The frame chassis 14 is welded by seamless square tubes, the frame chassis 14 is fixed on the mounting plate 13 by bolts, the concave fixed support assembly 16 is welded on the frame chassis 14, the fixed assembly is fixed on the porous threaded plate 15 on both sides of the frame chassis 14 by bolts, the fixed assembly is fixed to the threaded holes at different positions on the porous threaded plate 15 by bolts, and the position of the fixed assembly is adjusted to adapt to the front suspension assembly of mining dump trucks of different lengths and tonnages.

[0031] The fixing assembly includes: a triangular fixing seat 17, a connecting plate 18, a cylindrical support seat 19, and a fixing support rod 20. The fixing support rod 20 is arranged in the opening for installing the fixing assembly, and its two ends are connected to the porous threaded plate 15 by bolts. The two triangular fixing seats 17 are symmetrically installed above the two ends of the fixing support rod 20. One end of the connecting plate 18 is hinged to the triangular fixing seat 17 by a pin, and the connecting plate 18 can rotate at the hinged joint with the triangular fixing seat 17. The other end of the connecting plate 18 is connected to the cylindrical support seat 19 by a pin. The cylindrical support seat 19 is connected so that it can rotate around the installed pin shaft. The cylindrical support seat 19 is located on the inner side inclined surfaces of the two triangular fixing seats 17 to form a V-shaped support. The connecting plate 18 is provided with a plurality of pin shaft holes for installing the cylindrical support seat 19. The fixed position can be adjusted as needed to adjust the position of the cylindrical support seat 19 to adapt to the front suspension assemblies of mining dump trucks with different diameters. The front suspension component assembly 21 of the mining dump truck is supported and fixed at three points by the two cylindrical support seats 19 and the concave fixed support component 16.

[0032] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modification, equivalent substitution or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A general mobile mechanical device for disassembling and assembling the front suspension component assembly of a mining dump truck, characterized in that: include: Installation chassis, lifting device, slide rail sliding device, fixing and adjusting device; The device chassis is located at the bottom of the universal mobile mechanical equipment and provides support for the entire device; The fixed adjustment device is located at the uppermost end of the universal mobile mechanical device and is used to place the front suspension component assembly; The slide rail sliding device is located between the fixed adjustment device and the device chassis, and is used to adjust the relative position of the fixed adjustment device on the device chassis; The lifting device is located between the device chassis and the slide rail sliding device, and is used to control the up and down movement of the slide rail sliding device, thereby adjusting the height of the fixed adjustment device.

2. A universal mobile mechanical device for disassembling and assembling the front suspension component assembly of a mining dump truck according to claim 1, characterized in that: The bottom of the device chassis is provided with a plurality of universal wheels with locking devices for moving and fixing the device chassis. A fixing plate for installing a lifting device is arranged in the middle position above the device chassis. A handrail is also installed on one side of the device chassis for dragging the device chassis to move.

3. The universal mobile mechanical equipment for disassembling and assembling the front suspension component assembly of a mining dump truck according to claim 2, characterized in that: The lifting device includes: a lifting platform, a guide telescopic rod, and a top plate. The lifter is located at the center between the device chassis and the top plate. Multiple guide telescopic rods are arranged around the lifting platform and located between the device chassis and the top plate. The upper and lower ends of the guide telescopic rods are respectively connected to the device chassis and the top plate.

4. The universal mobile mechanical equipment for disassembling and assembling the front suspension component assembly of a mining dump truck according to claim 3, characterized in that: The guide telescopic rod comprises: a fixed rod and a moving rod. The fixed rod is provided with a through hole for slidably installing the moving rod, and the moving rod is installed in the through hole.

5. The universal mobile mechanical equipment for disassembling and assembling the front suspension component assembly of a mining dump truck according to claim 3, characterized in that: The fixed rod and the movable rod are provided with corresponding adjustment holes, which are fixed by means of latches to fix the length of the telescopic rod.

6. The universal mobile mechanical equipment for disassembling and assembling the front suspension component assembly of a mining dump truck according to claim 4, characterized in that: The through hole of the fixed rod through which the moving rod can be slidably installed is a square hole, and the moving rod is a square rod.

7. The universal mobile mechanical equipment for disassembling and assembling the front suspension component assembly of a mining dump truck according to claim 3, characterized in that: The lifting platform is one of a gear transmission lifting platform, a gear rack lifting platform, a screw lifting platform, a scissor lift platform, and a worm lift platform.

8. The universal mobile mechanical equipment for disassembling and assembling the front suspension component assembly of a mining dump truck according to claim 3, characterized in that: The slide rail sliding device includes: a linear guide mechanism, a screw mechanism, and a mounting plate. The linear guide mechanism and the screw mechanism are arranged between the mounting plate and the top plate. The linear guide mechanism and the screw mechanism are arranged parallel to each other. The fixed adjustment device is installed on the mounting plate. The mounting plate is controlled to move along the direction of the linear guide mechanism through the screw mechanism, thereby controlling the movement of the fixed adjustment device.

9. The universal mobile mechanical equipment for disassembling and assembling the front suspension component assembly of a mining dump truck according to claim 3, characterized in that: The fixing and adjusting device comprises: a frame chassis, a porous threaded plate, a concave fixed support assembly, and a fixing assembly. The concave fixed support assembly and the fixing assembly are arranged in parallel on the frame chassis for placing the front suspension component assembly of a mining dump truck. The concave fixed support assembly is fixed on the frame chassis. One side of the frame chassis where the concave fixed support assembly is installed is provided with an opening for installing the fixing assembly. The porous threaded plate is installed on the side of the frame chassis. The fixing assembly is arranged in the opening for installing the fixing assembly and is fixed to the porous threaded plate by bolts. By adjusting the position of the fixing assembly in the opening of the fixing assembly and fixing it by bolts, the front suspension component assembly of mining dump trucks of different models can be supported and fixed. The frame chassis is provided with lifting ears for lifting use.

10. The universal mobile mechanical equipment for disassembling and assembling the front suspension component assembly of a mining dump truck according to claim 9, characterized in that: The fixing assembly includes: a triangular fixing seat, a connecting plate, a cylindrical support seat, and a fixed support rod. The fixed support rod is arranged in an opening for installing the fixing assembly, and its two ends are connected to the porous threaded plate by bolts. The two triangular fixing seats are symmetrically installed above the two ends of the fixed support rod. One end of the connecting plate is hinged on the triangular fixing seat by a pin shaft, and the other end of the connecting plate is connected to the cylindrical support seat by a pin shaft. The cylindrical support seat is located on the inner side inclined surface of the two triangular fixing seats. The connecting plate is provided with a plurality of pin shaft holes for installing the cylindrical support seat. The fixed position is adjusted according to needs, and the front suspension component assembly of the mining dump truck is supported and fixed at three points by two cylindrical support seats and the concave fixed support assembly.

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