Assembling and positioning device for semi-closed structure support

Abstract

The utility model discloses an assembling and positioning device for a semi-closed structure support, which comprises a box body with a hollow structure, a supporting plate arranged above the box body, a guide rail arranged at the top of the supporting plate and an operation platform connected to the guide rail in a sliding manner, a jacking hole is formed in the top of the box body, and a worm wheel is arranged below the jacking hole. A flange plate is fixed to the bottom of the supporting plate, a screw is arranged in the jacking hole, one end of the screw is fixedly connected to the flange plate, the other end of the screw is connected to an inner hole of a worm wheel, a worm is meshed with the periphery of the worm wheel, a rocking handle is arranged at one end of the worm, and an adjusting tool is arranged at the bottom of the box body and can fix the relative position between the supporting plate and the cross beam. According to the device, the position of the Y axis of the thrust rod support is fixed through the adjusting tool, the position of the Z axis of the thrust rod support is adjusted through the meshing effect between the worm gear and the worm and the meshing effect between the worm gear and the screw, and the position of the X axis of the thrust rod support is adjusted through sliding of the guide rail and the operation platform.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of thrust rod support, specifically relates to an assembly positioning device for semi-closed structure support. BACKGROUND

[0002] In the process of driving engineering machinery vehicles, especially heavy vehicles such as heavy trucks and wide-body vehicles, relative displacement and stress between the axle and the frame will occur, the thrust rod is arranged to be responsible for transmitting the longitudinal force or the transverse force between the axle and the frame, unnecessary displacement of the axle is limited, and the wheel always maintains appropriate positioning parameters, at this time, the thrust rod support bears the action force of different sizes and directions transmitted by the thrust rod and maintains its stability to ensure the normal operation of the suspension system.

[0003] In the installation process of the thrust rod support, on the one hand, due to the dead weight of the thrust rod support, manpower cannot complete the assembly of the support, and the narrow space of the frame beam limits the use of the traditional installation mode; on the other hand, the semi-closed structure of the frame beam limits the convenience of assembly by the travelling crane, in the prior art, the thrust rod support can only be installed by continuously adjusting the lifting point of the travelling crane and the worker and hoisting multiple times in multiple stations, therefore, in the actual installation process, the component usually faces problems such as installation difficulty and low efficiency, and in summary, there is an urgent need for an assembly positioning device for a semi-closed structure support. CONTENT OF THE UTILITY MODEL

[0004] To solve the above-mentioned problems in the prior art, the utility model provides an assembly positioning device for a semi-closed structure support, which is arranged on the beam of the frame, and comprises a hollow box, a support plate arranged above the box, a guide rail arranged on the top of the support plate, and an operation platform slidably connected to the guide rail, wherein:

[0005] A jacking hole is formed in the top of the box, a worm gear is arranged below the jacking hole, a flange plate is fixed to the bottom of the support plate, guide holes are formed in the corresponding positions of the support plate and the top of the box, guide pins are arranged in the guide holes, a screw rod is arranged in the jacking hole, one end of the screw rod is fixedly connected to the flange plate, the other end of the screw rod is threadedly connected to the inner hole of the worm gear after passing through a thrust bearing, and a worm gear is engaged with the outer periphery of the worm gear.

[0006] A first half supporting ring is arranged on the inner wall of the box, a second half supporting ring corresponding to the first half supporting ring is arranged on the inner wall of the top of the box, one end of the worm gear is arranged on the first half supporting ring through a roller bearing, the other end of the worm gear is provided with a crank handle, and the outer periphery of the end of the worm gear close to the crank handle abuts against the second half supporting ring.

[0007] The box bottom is provided with a support plate, and an adjusting tool is arranged on the support plate.

[0008] Further, in the assembly positioning device for the semi-closed structure support, the adjusting tool comprises a C-shaped frame, an adjusting hole arranged at one end of the C-shaped frame, a first backing plate arranged at the other end of the C-shaped frame, a pressing rod threadedly connected in the adjusting hole, a second backing plate arranged at the top of the pressing rod, a first handle connected to the bottom of the pressing rod, and the first backing plate abuts against the top end of the support plate.

[0009] Further, in the assembly positioning device for the semi-closed structure support, the inner wall of the box top is provided with a support seat matched with the second half support ring, and the two sides of the second half support ring and the two sides of the support seat are both provided with corresponding ear plates, and the support seat and the second half support ring are fixed through the cooperation of the ear plates and fasteners.

[0010] As a specific embodiment, in the assembly positioning device for the semi-closed structure support, the flange plate and the support plate are both provided with fixing holes at corresponding positions, and a fixing pin is arranged in the fixing hole, and the flange plate and the support plate are fixed through the cooperation between the fixing pin and the fixing hole.

[0011] As a specific embodiment, in the assembly positioning device for the semi-closed structure support, a second handle is fixed at one end of the operation platform.

[0012] As a specific embodiment, in the assembly positioning device for the semi-closed structure support, a sliding groove matched with the guide rail is arranged at the bottom of the operation platform, and the guide rail is arranged in the sliding groove.

[0013] As a specific embodiment, in the assembly positioning device for the semi-closed structure support, a positioning boss is arranged above the operation platform.

[0014] The assembly positioning device for the semi-closed structure support has the following advantages and beneficial effects:

[0015] The device has the advantages of simple structure, convenient disassembly and assembly, position fixing of the Y-axis of the thrust rod support through the adjusting tool, position adjustment of the Z-axis of the thrust rod support through the meshing effect between the worm and the worm wheel and the meshing effect between the worm wheel and the screw, and position adjustment of the X-axis of the thrust rod support through the sliding of the guide rail and the operation platform, so that the installation of the thrust rod support is more convenient and efficient, a large amount of manpower and material resources are saved, and the device has good practicability. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description. Obviously, the drawings described below are only for further understanding of the embodiments of the present application and constitute a part of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor also belong to the protection scope of the present application.

[0017] Figure 1 is a structural schematic diagram of the assembly positioning device for the semi-closed structure support of the present application;

[0018] Figure 2 is a three-dimensional assembly drawing of the assembly positioning device for the semi-closed structure support of the present application;

[0019] Figure 3 is a structural schematic diagram of the adjusting tool in the assembly positioning device for the semi-closed structure support of the present application.

[0020] Explanation of reference signs:

[0021] 1-box, 11-branch plate, 2-supporting plate, 21-guide rail, 22-guide pin, 3-operation platform, 31-second handle, 32-positioning boss, 4-worm, 41-thrust bearing, 5-flange plate, 6-screw rod, 7-worm, 71-roller bearing, 72-crank, 8-first half supporting ring, 81-second half supporting ring, 82-supporting seat, 9-adjusting tool, 91-C-shaped frame, 92-first backing plate, 93-pressing rod, 94-first handle, 95-second backing plate. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the present application more clear, the following will combine the embodiments of the present application and the corresponding drawings to clearly and completely describe the technical scheme of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor also belong to the protection scope of the present application.

[0023] As Figure 1 , Figure 2 , Figure 3The utility model discloses a kind of assembly positioning devices for semi-closed structure support, assembly positioning device is set on the crossbeam of vehicle frame, and the assembly positioning device for semi-closed structure support includes hollow box 1 in structure, support plate 2 being set above box 1, guide rail 21 being set on the top of support plate 2, operating platform 3 being slidably connected to guide rail 21, in use process, push rod support can be placed above operating platform 3, by sliding operating platform 3 to specified position, assembly is carried out, wherein, top lifting hole is opened in the top of box 1, and worm wheel 4 is arranged below top lifting hole, flange plate 5 is fixed on the bottom of support plate 2, the inside diameter of top lifting hole is matched with the outside diameter of flange plate 5, flange plate 5 can be moved along vertical direction in top lifting hole, guide hole is opened in the corresponding position on the top of support plate 2 and box 1, guide pin 22 is arranged in guide hole, the position of support plate 2 in horizontal direction can be limited by guide pin 22, one end of guide pin 22 is provided with shaft shoulder with greater outside diameter than the inside diameter of guide hole, and the shaft shoulder is abutted to the top end of the support plate 2, the guide pin 22 can be prevented from falling off from the guide hole by the shaft shoulder, screw rod 6 is arranged in top lifting hole, one end of screw rod 6 is fixedly connected to flange plate 5, and the other end is threadedly connected to the inner hole of worm wheel 4 after passing through thrust bearing 41, and worm 7 is engaged with the outer periphery of worm wheel 4, when worm 7 rotates forward, worm wheel 4 is driven to rotate forward, due to the meshing effect between worm wheel 4 and screw rod 6, and the horizontal position of flange plate 5 is limited, screw rod 6 drives flange plate 5 to ascend along vertical direction, and similarly, when worm 7 reversely rotates, screw rod 6 drives flange plate 5 to descend along vertical direction;First half supporting ring 8 is arranged on the inner side wall of box 1, second half supporting ring 81 corresponding to first half supporting ring 8 is arranged on the inner wall of the top of box 1, one end of worm 7 is arranged on first half supporting ring 8 through roller bearing 71, and the other end is provided with crank handle 72, the outer periphery of one end of worm 7 close to crank handle 72 is abutted to second half supporting ring 81, the rotation of worm 7 can be realized by shaking crank handle 72, and due to the support of first half supporting ring 8 and second half supporting ring 81 to worm 7, the rotation of worm 7 is more stable, thereby guaranteeing the stability of flange plate 5 in ascending process, and the self-locking function of worm wheel 4 and screw rod 6 also guarantees the stability of the device;Support plate 11 is arranged at the bottom of box 1, adjusting tool 9 is arranged on support plate 11, and the relative position between support plate 11 and crossbeam can be fixed by adjusting tool 9.

[0024] Further, in the assembly positioning device for the semi-closed structure support, the adjusting tool 9 comprises a C-shaped frame 91, an adjusting hole formed in one end of the C-shaped frame 91, a first backing plate 92 arranged at the other end of the C-shaped frame 91, and a pressing rod 93 threadedly connected in the adjusting hole, the top of the pressing rod 93 is provided with a second backing plate 95, the bottom of the pressing rod 93 is connected with a first handle 94, the first backing plate 92 abuts against the top end of the support plate 11, when the adjusting tool 9 is used, the pressing plate and the cross beam are placed in the C-shaped frame 91, the first backing plate 92 abuts against the top end of the support plate 11, the first handle 94 is rotated in the forward direction, under the meshing connection of the pressing rod 93 and the adjusting hole, the pressing rod 93 drives the second backing plate 95 to vertically rise until the second backing plate 95 tightly abuts against the bottom of the cross beam, the position fixing between the support plate 11 and the cross beam is completed, when the adjusting tool 9 needs to be disassembled, the first handle 94 only needs to be reversely rotated.

[0025] Further, in the assembly positioning device for the semi-closed structure support, the top inner wall of the box body 1 is provided with a supporting seat 82 matched with the second half supporting ring 81, the two sides of the second half supporting ring 81 and the two sides of the supporting seat 82 are both provided with mutually corresponding ear plates, the supporting seat 82 and the second half supporting ring 81 are fixed through the cooperation of the ear plates and fasteners, and the worm 7 can freely rotate between the supporting seat 82 and the second half supporting ring 81.

[0026] As a specific embodiment, in the assembly positioning device for the semi-closed structure support, the flange plate 5 and the support plate 2 are both provided with fixing holes in the corresponding positions, and fixing pins are arranged in the fixing holes, and the flange plate 5 and the support plate 2 are fixed through the cooperation between the fixing pins and the fixing holes, of course, other fixing modes such as buckling and welding can also be adopted between the flange plate 5 and the support plate 2.

[0027] As a specific embodiment, in the assembly positioning device for the semi-closed structure support, the one end of the operation platform 3 is fixedly provided with a second handle 31, and the sliding of the operation platform 3 can be more conveniently realized by pushing and pulling the second handle 31.

[0028] As a specific embodiment, in the assembly positioning device for the semi-closed structure support, the bottom of the operation platform 3 is provided with a sliding groove matched with the guide rail 21, and the guide rail 21 is arranged in the sliding groove.

[0029] As a specific embodiment, in the assembly positioning device for the semi-closed structure support, the operation platform 3 is provided with a positioning boss 32 above, the positioning of the thrust rod support can be realized through the positioning boss 32, as an embodiment, the positioning boss 32 can be replaced by a magnetic attraction stopper, so that the quick transportation of different distances can be realized, and the applicability of the device is improved.

[0030] The working principle of the assembly positioning device for the semi-closed structure support is as follows:

[0031] The device is fixed on the cross beam through the adjusting tool 9, the Y-axis position of the thrust rod support is fixed, then the flange plate 5 is lifted through the rotating handle 72, the Z-axis position of the thrust rod support is adjusted, the X-axis position of the thrust rod support is adjusted through the second handle 31, in the actual use process, the device is arranged at the specified position on the cross beam, after the parallelism is ensured, the adjusting tool 9 is fixed, then the thrust rod support is adjusted to the approximate Z-axis and X-axis positions, finally, the thrust rod support is adjusted to the accurate Z-axis and X-axis positions, after the thrust rod support and the cross beam of the vehicle frame are fastened through bolts, the assembly is completed, and the device is restored to the initial state.

[0032] Compared with the prior art, the assembly positioning device for the semi-closed structure support has the following advantages and beneficial effects:

[0033] The device has the advantages of simple structure, convenient disassembly and assembly, the position of the Y-axis of the thrust rod support is fixed through the adjusting tool 9, the position of the Z-axis of the thrust rod support is adjusted through the meshing effect between the worm wheel 4 and the worm 7 and the meshing effect between the worm wheel 4 and the screw rod 6, the position of the Z-axis of the thrust rod support is adjusted through the sliding of the guide rail 21 and the operation platform 3, the installation of the thrust rod support is more convenient and efficient, a large amount of manpower and material resources are saved, and the device has good practicability.

[0034] It should be noted that, in this document, unless otherwise explicitly specified and limited, the term "connection" or its synonyms should be interpreted broadly, for example, "connection" can be fixed connection, can also be detachable connection, can be mechanical connection, can also be electrical connection, can be direct connection, can also be indirect connection through an intermediate medium, can be internal connection of two elements or interaction relationship between two elements, and those skilled in the art can understand the specific meaning of the above-mentioned term in the utility model according to the specific situation. Moreover, expressions such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between the entities or operations. At the same time, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. In addition, "front", "back", "left", "right", "up", "down" and the like in this document are referred to the placement state shown in the drawings.

[0035] It should be finally pointed out that: the above examples are only used to illustrate the technical solutions of the utility model, and are not limited to them; although the utility model is described in detail with reference to the examples, those skilled in the art should understand that: the technical solutions recorded in the foregoing examples can still be modified, or some technical features therein can be replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. An assembly positioning device for a semi-enclosed structure support, the assembly positioning device being provided on a cross member of a vehicle frame, characterized in that, The assembly positioning device for the semi-closed structure support comprises a hollow box, a support plate arranged above the box, a guide rail arranged on the top of the support plate, and an operation platform slidably connected to the guide rail, wherein: A jacking hole is formed on the top of the box, a worm gear is arranged below the jacking hole, a flange is fixed to the bottom of the support plate, guide holes are formed on the corresponding positions of the support plate and the top of the box, guide pins are arranged in the guide holes, a screw rod is arranged in the jacking hole, one end of the screw rod is fixedly connected to the flange, the other end of the screw rod is threadedly connected to the inner hole of the worm gear after passing through a thrust bearing, and a worm is engaged with the outer periphery of the worm gear; A first half supporting ring is arranged on the inner side wall of the box, a second half supporting ring corresponding to the first half supporting ring is arranged on the inner wall of the top of the box, one end of the worm is arranged on the first half supporting ring through a roller bearing, the other end of the worm is provided with a crank handle, and the outer periphery of the end of the worm close to the crank handle abuts against the second half supporting ring. A support plate is arranged on the bottom of the box, an adjusting tool is arranged on the support plate, and the adjusting tool can fix the relative position between the support plate and the cross beam.

2. The assembly positioning device for a semi-enclosed structural support of claim 1, wherein, The adjusting tool comprises a C-shaped frame, an adjusting hole formed on one end of the C-shaped frame, a first backing plate arranged on the other end of the C-shaped frame, a pressing rod threadedly connected in the adjusting hole, a second backing plate arranged on the top of the pressing rod, a first handle connected to the bottom of the pressing rod, and the first backing plate abuts against the top end of the support plate.

3. The assembly positioning device for a semi-enclosed structural support of claim 1, wherein, A supporting seat matching the second half supporting ring is arranged on the inner wall of the top of the box, ear plates are arranged on the two sides of the second half supporting ring and the two sides of the supporting seat, and the second half supporting ring and the supporting seat are fixed through the cooperation of the ear plates and fasteners.

4. The assembly positioning device for a semi-enclosed structural support of claim 1, wherein, Fixed holes are formed on the corresponding positions of the flange and the support plate, fixed pins are arranged in the fixed holes, and the flange and the support plate are fixed through the cooperation of the fixed pins and the fixed holes.

5. The assembly positioning device for a semi-enclosed structural support of claim 1, wherein, A second handle is fixed to one end of the operation platform.

6. The assembly positioning device for a semi-enclosed structural support of claim 1, wherein, A sliding groove matching the guide rail is formed on the bottom of the operation platform, and the guide rail is arranged in the sliding groove.

7. The assembly positioning device for a semi-enclosed structural support of claim 1, wherein, A positioning boss is arranged above the operation platform.

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