Large piece hanging posture adjusting device

Abstract

The invention discloses a large piece hanging posture adjusting device which comprises a supporting frame, a longitudinal driving mechanism, a triangular frame, a transmission shaft, a hoisting cross beam, a transverse driving mechanism and a bearing seat. The two groups of support frames are fixedly arranged on the ground, and the top parts of the two groups of support frames are respectively and fixedly provided with a bearing seat; one end of the longitudinal driving mechanism is hinged to the supporting frame, the other end of the longitudinal driving mechanism is fixedly connected with the triangular frame, and the triangular frame can swing front and back to achieve front-back posture adjustment of a large piece. Three bearing seats are fixedly arranged at the upper end of the triangular frame, a transmission shaft penetrates through the three bearing seats, and two hoisting cross beams are fixedly arranged at the front end and the rear end of the transmission shaft respectively; and the other end of the transverse driving mechanism is fixedly connected with the transmission shaft and can drive the hoisting cross beam to swing left and right to realize left-right pose adjustment of the large piece. The electric push rod is used as power, the truss structure is combined, and front-back and left-right pose adjustment of the large suspension part is achieved. The device is simple in structure and reliable in work, and has the dynamic multi-dimensional pose adjusting capacity.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of large piece testing, in particular to a device for simulating the tilting of special vehicles under different working conditions. BACKGROUND

[0002] Special vehicles are generally large in size and weight, and often travel or operate in complex conditions (such as wild mountains, engineering sites, battlefield terrain, underwater operations, etc.). Vehicle tilting is a common working condition, and the degree of tilting directly affects the driving safety, the stability of the on-board equipment, and the reliability of the operation. During the research, development, production, and use of special vehicles, it is necessary to comprehensively test and verify the performance of the vehicles under tilting conditions. Traditional testing of vehicle tilting conditions often relies on field testing, but this approach has obvious limitations. Therefore, it is necessary to develop a large piece suspension posture adjustment device to simulate the tilting state of special vehicles under different working conditions. SUMMARY

[0003] The technical solution adopted by the present application to solve the above technical problems is: a large piece suspension posture adjustment device, the present application comprises a support frame, a longitudinal driving mechanism, a triangular frame, a transmission shaft, a lifting beam, a transverse driving mechanism and a bearing seat; two groups of support frames are fixed on the ground, the top of the two groups of support frames is respectively fixed with a bearing seat, one end of the longitudinal driving mechanism is hinged to the support frame through a pin shaft, the other end is fixedly connected with the triangular frame, three bearing seats are fixedly connected at the top of the triangular frame, the transmission shaft is arranged in the three bearing seats, the lifting beam is fixedly connected at both ends of the transmission shaft, one end of the transverse driving mechanism is hinged to the triangular frame through a pin shaft, and the other end is fixedly connected with the transmission shaft through bolts;

[0004] The support frame is a welded part, comprising a leg, an angle steel, an electric push rod mounting plate and a bearing seat bottom plate; the angle steel is welded on the four legs to form a support frame main body, the electric push rod mounting plate is welded on the upper end of the leg, and the two bearing seat bottom plates are respectively welded on the top of the leg on both sides, and the two bearing seats are respectively fixedly connected on the bearing seat bottom plates through bolts;

[0005] The longitudinal driving mechanism comprises a longitudinal electric push rod, a longitudinal crank and a connecting shaft; one end of the longitudinal electric push rod is hinged to the electric push rod mounting plate through a pin shaft, one end of the longitudinal crank is hinged to the other end of the longitudinal electric push rod through a pin shaft, the connecting shaft is arranged in the upper end bearing seat of the support frame, and one end of the connecting shaft is fixedly connected with the other end of the longitudinal crank through a screw;

[0006] The triangular frame includes an equilateral triangular frame and an inverted triangular frame; the equilateral triangular frame is welded by a steel plate and a reinforcing plate, and the two end steel plates of the equilateral triangular frame are fixed to connecting shafts by bolts respectively; the inverted triangular frame is welded by a section steel and a steel plate, and the inverted triangular frame is welded on the two sides of the equilateral triangular frame, and three bearing seats are fixed to the front, middle and rear positions of the top of the inverted triangular frame by bolts respectively;

[0007] The transmission shaft includes lifting shafts, rotating shafts and an intermediate shaft; the two lifting shafts are respectively arranged in the front and rear bearing seats of the triangular frame, and the intermediate shaft is arranged in the middle bearing seat of the triangular frame, and the two rotating shafts are used for fixedly connecting the two lifting shafts and the intermediate shaft into an integrated body by screws;

[0008] The lifting beam includes lifting ring groups, channel steels, shaft pressing plates, shaft supporting pieces and reinforcing plates; the lifting ring groups are connected by pins, and the two lifting ring groups are fixed to the two ends of the channel steels by bolts, and the reinforcing plates are welded on the inner sides above the channel steels; the shaft supporting pieces are fixed to the middle part of the channel steels by bolts, and the two shaft supporting pieces are arranged on the two lifting shafts at the two ends of the transmission shaft, and the two shaft pressing plates are used for fixedly connecting the two shaft supporting pieces and the transmission shaft by bolts;

[0009] The transverse driving mechanism includes a transverse electric push rod and a transverse crank; one end of the transverse electric push rod is hinged to the equilateral triangular frame of the triangular frame by a pin, one end of the transverse crank is hinged to the other end of the transverse electric push rod by a pin, and the other end of the transverse crank is fixed to the transmission shaft by a screw;

[0010] Compared with the prior art, the technical effect of the present application is that the electric push rod is used as power, combined with the truss structure, the adjustment of the position of the suspended large piece on the lifting beam is realized, and the dynamic tilting process of the special vehicle under complex working conditions can be simulated. The present application has the advantages of simple structure, reliable work and dynamic multi-dimensional position adjustment capability. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 is the assembly axonometric view of the position adjustment device of the present application

[0012] Figure 2 is the axonometric view of the support frame of the present application

[0013] Figure 3 is the axonometric view of the longitudinal adjustment driving mechanism of the present application

[0014] Figure 4 is the axonometric view of the triangular frame of the present application

[0015] Figure 5 is the axonometric view of the transmission shaft of the present application

[0016] Figure 6is the isometric view of the lifting beam of the present application

[0017] Figure 7 is the isometric view of the transverse adjustment driving mechanism of the present application

[0018] Figure 8 is the isometric view of the bearing seat of the present application DETAILED DESCRIPTION

[0019] The present application will be further described in detail below with reference to the accompanying drawings.

[0020] As shown in the drawings: the present application comprises support frame 1, longitudinal driving mechanism 2, triangular frame 3, transmission shaft 4, lifting beam 5, transverse driving mechanism 6 and bearing seat 7; the two groups of support frames 1 are fixed on the ground, the top of the two groups of support frames 1 are respectively fixed with bearing seats 7, one end of the longitudinal driving mechanism 2 is hinged on the support frame 1, and the other end is fixedly connected with the triangular frame 3, three bearing seats 7 are fixedly connected above the triangular frame 3, the transmission shaft 4 is penetratingly arranged in the three bearing seats 7, two lifting beams 5 are respectively fixedly connected on the front and rear ends of the transmission shaft 4, one end of the transverse driving mechanism 6 is hinged on the support frame 1 through a pin shaft, and the other end is fixedly connected with the transmission shaft 4;

[0021] The support frame 1 is a welded part, comprising a supporting leg 101, an angle steel 102, an electric push rod mounting plate 103 and a bearing seat bottom plate 104; the angle steel 102 is welded on the four supporting legs 101 to form the main body of the support frame 1, the electric push rod mounting plate 103 is welded on the upper end of the supporting leg 101, and the two bearing seat bottom plates 104 are respectively welded on the top of the two sides of the supporting leg 101, and the two bearing seats 7 are respectively fixedly connected on the bearing seat bottom plates 104 of the two groups of support frames 1 through bolts;

[0022] The longitudinal driving mechanism 2 comprises a longitudinal electric push rod 201, a longitudinal crank 202 and a connecting shaft 203; one end of the longitudinal electric push rod 201 is hinged with the electric push rod mounting plate 103 through a pin shaft, one end of the longitudinal crank 202 is hinged with the other end of the longitudinal electric push rod 201 through a pin shaft, the connecting shaft 203 is penetratingly arranged in the upper end bearing seat 7 of the support frame 1, and one end of the connecting shaft 203 is fixedly connected with the other end of the longitudinal crank 202 through a screw;

[0023] The triangular frame 3 comprises an equilateral triangular frame 301 and an inverted triangular frame 302; the equilateral triangular frame 301 is welded by steel plates and reinforcing plates, and the two end steel plates of the equilateral triangular frame 301 are fixedly connected with the connecting shaft 203 through bolts; the inverted triangular frame 302 is welded by section steel and steel plates, and the inverted triangular frame 302 is welded on the two sides of the equilateral triangular frame 301, and the three bearing seats 7 are respectively fixedly connected on the top of the front, middle and rear positions of the inverted triangular frame 302 through bolts;

[0024] The transmission shaft 4 comprises a hoisting shaft 401, a rotating shaft 402 and an intermediate shaft 403; the two hoisting shafts 401 are respectively arranged in the front and rear bearing seats 7 of the triangular frame 3, the intermediate shaft 403 is arranged in the middle bearing seat 7 of the triangular frame 3, and the two rotating shafts 402 are integrally connected with the two hoisting shafts 401 and the intermediate shaft 403 by screws;

[0025] The hoisting beam 5 comprises a hoisting ring group 501, a channel steel 502, an axle pressing plate 503, an axle support 504 and a reinforcing plate 505; the hoisting ring group 501 is connected by a pin shaft through a hoisting ring and a hoisting ring connecting piece, the two hoisting ring groups 501 are respectively fixed on the two ends of the channel steel 502 by bolts, and the reinforcing plate 505 is welded on the inner side above the channel steel 502; the axle support 504 is fixed in the middle of the channel steel 502 by bolts, the two axle supports 504 are respectively arranged on the two hoisting shafts 401 at the two ends of the transmission shaft 4, and the two axle pressing plates 503 are respectively connected with the two axle supports 504 and the transmission shaft 4 by bolts;

[0026] The transverse driving mechanism 6 comprises a transverse electric push rod 601 and a transverse crank 602; one end of the transverse electric push rod 601 is hinged to the equilateral triangular frame 301 of the triangular frame 3 through a pin shaft, one end of the transverse crank 602 is hinged to the other end of the transverse electric push rod 601 through a pin shaft, and the other end of the transverse crank 602 is fixed with the transmission shaft 4 through a screw;

[0027] When the device works, the device is in an initial state: a large piece is hoisted through the four hoisting ring groups 501 on the hoisting beam 5, the triangular frame 3 is in a horizontal position, the hoisting beam 4 is also in a horizontal position, the longitudinal electric push rod 201 is in an extended middle position, and the transverse electric push rod 601 is in an extended middle position; working condition 1: the longitudinal electric push rod 201 is started, the longitudinal electric push rod 201 drives the longitudinal crank 202 to swing through telescopic driving, drives the connecting shaft 203 to rotate, so that the triangular frame 3 swings forward and backward, and the adjustment of the front and back positions of the large piece hoisted on the hoisting beam 4 is realized; working condition 2: the transverse electric push rod 601 is started, the transverse electric push rod 601 drives the transverse crank 602 to swing through telescopic driving, drives the transmission shaft 6 to rotate, so that the hoisting beam 4 swings left and right, and the adjustment of the left and right positions of the large piece hoisted on the hoisting beam 4 is realized. After work is completed, the transverse electric push rod 601 and the longitudinal electric push rod 201 are started to return to the initial position, so that the large piece device hoisted on the hoisting beam 4 returns to the horizontal position.

Claims

1. A large-item suspension posture adjustment device, characterized in that: It includes a support frame, a longitudinal drive mechanism, a triangular frame, a drive shaft, a lifting beam, a transverse drive mechanism, and bearing seats. The two sets of support frames are fixed to the ground, and bearing seats are fixed to the top of the two sets of support frames respectively. One end of the longitudinal drive mechanism is hinged to the support frame, and the other end of the longitudinal drive mechanism is fixed to the triangular frame. Three bearing seats are fixed to the top of the triangular frame, and the drive shaft passes through the three bearing seats. The lifting beam is fixed to both ends of the drive shaft. One end of the transverse drive mechanism is hinged to the triangular frame, and the other end of the transverse drive mechanism is fixed to the drive shaft by bolts.

2. The large-item suspension posture adjustment device according to claim 1, characterized in that: The support frame is a welded component, including legs, angle steel, electric push rod mounting plate and bearing seat base plate; the angle steel is welded to the four legs to form the main body of the support frame, the electric push rod mounting plate is welded to the upper end of the legs, the two bearing seat base plates are respectively welded to the top sides of the legs, and the two bearing seats are respectively fixed on the bearing seat base plate.

3. The large-item suspension posture adjustment device according to claim 1, characterized in that: The longitudinal drive mechanism includes a longitudinal electric push rod, a longitudinal crank, and a connecting shaft; one end of the longitudinal electric push rod is hinged to the electric push rod mounting plate, one end of the longitudinal crank is hinged to the other end of the longitudinal electric push rod, and the connecting shaft is installed in the upper bearing seat of the support frame, with one end of the connecting shaft fixedly connected to the other end of the longitudinal crank by screws.

4. The large-item suspension posture adjustment device according to claim 1, characterized in that: The triangular frame includes an equilateral triangle frame and an inverted triangle frame; the equilateral triangle frame is welded from steel plates and reinforcing plates, and the steel plates at both ends of the equilateral triangle frame are fixedly connected to the connecting shaft; the inverted triangle frame is welded from shaped steel and steel plates, and the inverted triangle frame is welded to both sides of the equilateral triangle frame, and three bearing seats are fixedly installed at the front, middle and rear positions of the top of the inverted triangle frame.

5. The large-item suspension posture adjustment device according to claim 1, characterized in that: The drive shaft includes a hoisting shaft, a rotating shaft, and an intermediate shaft; the two hoisting shafts are respectively installed in the front and rear bearing seats of the triangular frame, the intermediate shaft is installed in the middle bearing seat of the triangular frame, and the two rotating shafts respectively fix the two hoisting shafts and the intermediate shaft into one unit.

6. The large-item suspension posture adjustment device according to claim 1, characterized in that: The lifting beam includes lifting ring assemblies, channel steel, shaft pressure plates, shaft supports, and reinforcing plates. The lifting ring assemblies are formed by connecting lifting rings and lifting ring connectors through pins. Two lifting ring assemblies are fixedly installed at both ends of the channel steel, and the reinforcing plates are welded to the inner side of the upper part of the channel steel. The shaft supports are fixedly installed in the middle of the channel steel. The two shaft supports are respectively installed on the two lifting shafts at both ends of the drive shaft, and the two shaft pressure plates respectively fix the two shaft supports to the drive shaft.

7. The large-item suspension posture adjustment device according to claim 1, characterized in that: The lateral drive mechanism includes a lateral electric push rod and a lateral crank; one end of the lateral electric push rod is hinged to the equilateral triangle frame of the triangular frame, one end of the lateral crank is hinged to the other end of the lateral electric push rod, and the other end of the lateral crank is fixedly connected to the drive shaft.

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