Lifting device for large metal structural part machining

Abstract

The utility model relates to the technical field of large-scale metal structural parts, and discloses a lifting device for processing large-scale metal structural parts, which comprises two support plates, four universal wheels are arranged on the bottom surfaces of the two support plates, the top surfaces of the four universal wheels are fixedly connected with the bottom surfaces of the two support plates, a support frame is arranged above the four support plates, and a lifting device is arranged on the support frame. A clamping mechanism is arranged on the inner side face of the supporting frame, a lifting mechanism is arranged on the bottom face of the supporting frame, the clamping mechanism comprises a fixing part and a clamping part, and the lifting mechanism comprises a driving part and a lifting part. According to the clamping mechanism, a first motor in a fixing part is used for driving a first worm, a first worm gear is made to rotate, a first gear is driven to rotate under the action of the first worm gear, the first gear drives a first rack to move, the first rack drives two L-shaped clamping plates to move, and therefore clamping is conducted; and therefore, the conditions of shaking, instable movement and the like during lifting are avoided, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of large metal structural parts, in particular to a lifting device for processing large metal structural parts. Background Art

[0002] Metal structural parts are standard workpieces made of metal as raw materials. They can be assembled quickly with simple installation methods. Steel structural parts are the most widely used metal structural parts. At present, after the processing of metal structural parts is completed, it is often necessary to assemble the processed metal structural parts, but the functions of various lifting devices are relatively single.

[0003] A Chinese patent discloses a lifting device for processing large metal structural parts; the publication number is CN214031598U, which includes a base, on which a lifting structure is arranged, and the lifting structure includes: a connecting part and a supporting part, wherein the connecting part is arranged between the bases, and the supporting part is arranged on the base. The utility model adjusts the width according to different metal components, matches the size, inserts the bottom of the belt, and directly lifts the entire structure, which is convenient for moving and adjusting the position and other operations.

[0004] However, there are still the following disadvantages: since the device cannot be clamped and fixed during use, it will shake during lifting, resulting in falling, etc., thereby reducing work efficiency.

[0005] Therefore, a lifting device for processing large metal structural parts is proposed. Utility Model Content

[0006] The purpose of the utility model is to provide a lifting device for processing large metal structural parts to solve the problems raised in the above background technology.

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solution: a lifting device for processing large metal structural parts.

[0008] Preferably, the two support plates are provided with four universal wheels on the bottom surfaces of the two support plates, the top surfaces of the four universal wheels are fixedly connected to the bottom surfaces of the two support plates, a support frame is provided above the four support plates, a clamping mechanism is provided on the inner side surface of the support frame, and a lifting mechanism is provided on the bottom surface of the support frame;

[0009] The clamping mechanism comprises a fixing portion and a clamping portion;

[0010] The clamping portion is located on the bottom surface of the fixing portion;

[0011] The lifting mechanism comprises a driving part and a lifting part;

[0012] The lifting part is located on the front side of the driving part.

[0013] Preferably, the fixing part includes two fixing plates, the top surfaces of the two fixing parts are fixedly connected to the inner top surface of the support frame, the inner side surfaces of the two fixing plates are provided with a first motor, the right side surface of the first motor is fixedly connected to the left side surface of the right fixing plate, the output end surface of the first motor is provided with a first worm, the right side surface of the first worm is fixedly connected to the output end surface of the first motor, and is driven by the first motor.

[0014] Preferably, the left side surface of the first worm is rotatably connected to the right side surface of the left fixed plate through a bearing seat 1, the outer end surface of the first worm is provided with a first worm wheel, the top surface of the first worm wheel is provided with a gear column 1, the top surface of the gear column 1 is rotatably connected to the inner top surface of the support frame through a bearing seat 2, the bottom surface of the gear column 1 is fixedly connected to the top surface of the first worm wheel, the bottom surface of the first worm wheel is provided with a first gear, the top surface of the first gear is provided with a gear column 2, the top surface of the gear column 2 is fixedly connected to the bottom surface of the first worm wheel, the bottom surface of the gear column 2 is fixedly connected to the top surface of the first gear, and the first gear is driven by the first worm wheel.

[0015] Preferably, the clamping part includes two first racks, the inner side surfaces of the two first racks are meshed and connected with the outer end surface of the first gear, the repelling surfaces of the two first racks are arranged on two fixed blocks, the inner side surfaces of the two fixed blocks are fixedly connected with the repelling surfaces of the two first racks, four slide seats are arranged on the outer sides of the two fixed blocks, two slide rails are arranged on the inner side surfaces of the four slide seats, the four inner side surfaces of the slide seats are slidably connected with the surfaces of the two slide rails, and the clamping is driven by the first racks.

[0016] Preferably, two L-shaped clamping plates are provided on the bottom surfaces of the four slide seats, the top surfaces of the two L-shaped clamping plates are fixedly connected to the bottom surfaces of the four slide seats, four sliding rods are provided on the outer sides of the two L-shaped clamping plates, and the inner sides of the four sliding rods are fixedly connected to the outer sides of the two L-shaped clamping plates and clamped by the L-shaped clamping plates.

[0017] Preferably, the four slide bars extend through and extend to the outside of the support frame, the outer sides of the four slide bars are provided with limit blocks, the inner sides of the limit blocks are fixedly connected to the outer sides of the four slide bars, the surfaces of the four slide bars are slidably connected to the inner wall of the support frame, and the slide is stable through the slide bars.

[0018] Preferably, the driving part includes four vertical plates, the bottom surfaces of the four vertical plates are fixedly connected to the top surfaces of the two support plates, two U-shaped plates are arranged on the inner sides of the four vertical plates, the bottom surfaces of the two U-shaped plates are fixedly connected to the top surfaces of the two support plates, two second worm gears are arranged above the two U-shaped plates, two light rods are arranged on the inner sides of the two second worm gears, the surfaces of the two light rods are fixedly connected to the inner walls of the two second worm gears, and the outer sides of the two light rods are rotatably connected to the inner sides of the four vertical plates through bearing seat three and are driven by the light rods.

[0019] Preferably, the lifting part includes four second gears, the inner walls of the four second gears are fixedly connected to the surfaces of the two bare rods, two second worms are arranged on the rear sides of the four second gears, the right sides of the two second worms are rotatably connected to the right sides of the inner side of the right U-shaped plate through bearing seats four, two second motors are arranged on the left sides of the two second worms, the output end faces of the two second motors are fixedly connected to the left sides of the two second worms, the bottom surfaces of the two second motors are fixedly connected to the inner side surfaces of the U-shaped plate (512), four second racks are arranged on the outer end surfaces of the two second motors, the tooth surfaces of the four second racks are meshed with the outer end surfaces of the four second gears, four sliding sleeves are arranged on the outer sides of the four second racks, the inner walls of the four sliding sleeves are slidably connected to the surfaces of the four second racks, the top surfaces of the four second racks are fixedly connected to the bottom surface of the support frame, and are driven by the second motor.

[0020] Compared with the prior art, the beneficial effects of the utility model are: the lifting device for processing large metal structural parts,

[0021] 1) The clamping mechanism uses the first motor in the fixing part to drive the first worm through the first motor, and the first worm wheel is rotated, and the first gear is driven to rotate under the action of the first worm wheel, so that the first gear drives the first rack to move, and the first rack drives the two L-shaped clamping plates to move, so as to clamp, thereby avoiding shaking during lifting, and being unable to move steadily, etc., thereby improving work efficiency;

[0022] 2) By utilizing the second motor in the lifting part through the lifting mechanism, the second motor drives the second worm to rotate, and when the second worm rotates, it drives the second worm wheel to rotate, so that when the second worm wheel rotates, it drives the four second gears to rotate, so that the second gear drives the lifting and lowering, thereby adjusting the height of different volumes and sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0024] Figure 2 This is a bottom-up stereoscopic schematic diagram of the structure of the utility model;

[0025] Figure 3 It is an overall three-dimensional schematic diagram of the clamping structure of the utility model;

[0026] Figure 4 This is a top view of the clamping structure of the utility model;

[0027] Figure 5 It is a three-dimensional schematic diagram of the lifting structure of the utility model.

[0028] In the figure: 1 support plate, 2 universal wheel, 3 support frame, 4 clamping mechanism, 41 fixing part, 42 clamping part, 411 fixing plate, 412 first motor, 413 first worm, 414 first worm wheel, 415 first gear, first rack 421, 422 fixing block, 423 slide seat, 424 slide rail, 425 L-type clamping plate, 426 slide rod, 5 lifting mechanism, 51 driving part, 52 lifting part, 511 vertical plate, 512 U-type plate, 513 second worm wheel, 514 light rod, 521 second gear, 522 second worm, 523 second motor, 524 second rack, 525 sliding sleeve. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Embodiment 1

[0031] See also Figure 1-Figure 4 The utility model provides a technical solution: a lifting device for processing large metal structural parts; comprising two support plates 1, the bottom surfaces of the two support plates 1 are provided with four universal wheels 2, the top surfaces of the four universal wheels 2 are fixedly connected to the bottom surfaces of the two support plates 1, a support frame 3 is provided above the four support plates 1, a clamping mechanism 4 is provided on the inner side surface of the support frame 3, and a lifting mechanism 5 is provided on the bottom surface of the support frame 3;

[0032] The clamping mechanism 4 includes a fixing portion 41 and a clamping portion 42;

[0033] The clamping portion 42 is located on the bottom surface of the fixing portion 41;

[0034] The lifting mechanism 5 includes a driving part 51 and a lifting part 52;

[0035] The lifting portion 52 is located on the front side of the driving portion 51 .

[0036] The fixing part 41 includes two fixing plates 411, the top surfaces of the two fixing parts 41 are fixedly connected to the inner top surface of the support frame 3, the inner side surfaces of the two fixing plates 411 are provided with a first motor 412, the right side surface of the first motor 412 is fixedly connected to the left side surface of the right fixing plate 411, and the output end surface of the first motor 412 is provided with a first worm 413, and the right side surface of the first worm 413 is fixedly connected to the output end surface of the first motor 412.

[0037] The left side surface of the first worm 413 is rotatably connected to the right side surface of the left fixed plate 411 through a bearing seat 1, a first worm wheel 414 is provided on the outer end surface of the first worm 413, a gear column 1 is provided on the top surface of the first worm wheel 414, the top surface of the gear column 1 is rotatably connected to the inner top surface of the support frame 3 through a bearing seat 2, the bottom surface of the gear column 1 is fixedly connected to the top surface of the first worm wheel 414, a first gear 415 is provided on the bottom surface of the first worm wheel 414, a gear column 2 is provided on the top surface of the first gear 415, the top surface of the gear column 2 is fixedly connected to the bottom surface of the first worm wheel 414, and the bottom surface of the gear column 2 is fixedly connected to the top surface of the first gear 415.

[0038] The clamping portion 42 includes two first racks 421, the inner side surfaces of the two first racks 421 are meshed and connected with the outer end surface of the first gear 415, the repelling surfaces of the two first racks 421 are arranged on two fixed blocks 422, the inner side surfaces of the two fixed blocks 422 are fixedly connected with the repelling surfaces of the two first racks 421, four slide seats 423 are arranged on the outer sides of the two fixed blocks 422, two slide rails 424 are arranged on the inner side surfaces of the four slide seats 423, and the inner side surfaces of the four slide seats 423 are slidably connected with the surfaces of the two slide rails 424.

[0039] Two L-shaped clamping plates 425 are arranged on the bottom surfaces of the four slide seats 423, the top surfaces of the two L-shaped clamping plates 425 are fixedly connected to the bottom surfaces of the four slide seats 423, four sliding rods 426 are arranged on the outer sides of the two L-shaped clamping plates 425, and the inner sides of the four sliding rods 426 are fixedly connected to the outer sides of the two L-shaped clamping plates 425.

[0040] The four slide bars 426 extend through and extend to the outside of the support frame 3. The outer sides of the four slide bars 426 are provided with limit blocks. The inner sides of the limit blocks are fixedly connected to the outer sides of the four slide bars 426. The surfaces of the four slide bars 426 are slidably connected to the inner wall of the support frame 3.

[0041] Furthermore, in this embodiment, the clamping mechanism 4 utilizes the first motor 412 in the fixing part 41, and when the first motor 412 rotates, the first worm gear 414 is driven to rotate, and when the first worm gear 414 rotates, the first gear 415 is driven to rotate, so that when 415 rotates, the first rack 421 is driven to move, so that the first rack 421 drives the two L-shaped clamping plates 425 to slide on the surface of the slide rail 424 under the action of the slide seat 423, so that the two L-shaped clamping plates 425 are moved, so that the two slide bars 426 slide stably;

[0042] Furthermore, in this embodiment, the clamping mechanism 4 utilizes the first motor 412 in the fixing part 41 to drive the first worm 413 through the first motor 412, so that the first worm gear 414 rotates through 413, and the first gear 415 rotates under the action of the first worm gear 414, so that the first gear 415 drives the first rack 421 to move, so that the first rack 421 drives the two L-shaped clamping plates 425 to move, so as to clamp, so as to avoid shaking during lifting, and the situation of being unable to move steadily, thereby improving work efficiency;

[0043] Embodiment 2

[0044] See also Figure 1 , Figure 2 , Figure 5 , and on the basis of Example 1, it is further obtained that: the driving part 51 includes four vertical plates 511, the bottom surfaces of the four vertical plates 511 are fixedly connected to the top surfaces of the two support plates 1, two U-shaped plates 512 are arranged on the inner sides of the four vertical plates 511, the bottom surfaces of the two U-shaped plates 512 are fixedly connected to the top surfaces of the two support plates 1, two second worm gears 513 are arranged above the two U-shaped plates 512, two polished rods 514 are arranged on the inner sides of the two second worm gears 513, the surfaces of the two polished rods 514 are fixedly connected to the inner walls of the two second worm gears 513, and the outer sides of the two polished rods 514 are rotatably connected to the inner sides of the four vertical plates 511 through bearing seat three.

[0045] The lifting part 52 includes four second gears 521, the inner walls of the four second gears 521 are fixedly connected to the surfaces of the two light rods 514, two second worm gears 522 are arranged on the rear sides of the four second gears 521, the right sides of the two second worm gears 522 are rotatably connected to the right sides of the inner side of the right U-shaped plate 512 through bearing seats 4, two second motors 523 are arranged on the left sides of the two second worm gears 522, the output end faces of the two second motors 523 are fixedly connected to the left sides of the two second worm gears 522, the bottom surfaces of the two second motors 523 are fixedly connected to the inner sides of the two U-shaped plates (512), the outer end surfaces of the two second motors 523 are arranged with four second racks 524, the tooth surfaces of the four second racks 524 are meshed and connected with the outer end surfaces of the four second gears 521, the outer sides of the four second racks 524 are arranged with four sliding sleeves 525, the inner walls of the four sliding sleeves 525 are slidably connected to the surfaces of the four second racks 524, and the top surfaces of the four second racks 524 are fixedly connected to the bottom surface of the support frame 3.

[0046] Furthermore, in this embodiment, the lifting mechanism 5 utilizes the second motor 523 in the driving part 51 to drive the second worm 522 to rotate under the action of the second motor 523, so that the second worm wheel 513 rotates, so that the second worm wheel 513 drives the light rod 514 to rotate, so that the light rod 514 drives the second gear 521 to rotate, so that the second gear 521 drives the second rack 524 to move up and down;

[0047] Furthermore, this embodiment utilizes the second motor 523 in the lifting part 52 through the lifting mechanism 5, so that the second motor 523 drives the second worm 522 to rotate, and when the second worm 522 rotates, it drives the second worm wheel 513 to rotate, so that when the second worm wheel 513 rotates, it drives the four second gears 521 to rotate, so that the second gear 521 drives the lifting and lowering, thereby performing height adjustment for different volumes and sizes.

[0048] When in use, the operator places it under the support frame 3 and uses the lifting mechanism 5 to utilize the second motor 523 in the driving part 51 to drive the second worm 522 to rotate under the action of the second motor 523, so that the second worm gear 513 rotates, so that the second worm gear 513 drives the optical rod 514 to rotate, so that the optical rod 514 drives the second gear 521 to rotate, so that the second gear 521 drives the second rack 524 to move up and down, so as to adjust the height, and then uses the first motor 412 in the fixing part 41 through the clamping mechanism 4 to drive the first worm gear 414 when the first motor 412 rotates. When the first worm gear 414 rotates, it drives the first gear 415 to rotate, so that when 415 rotates, it drives the first rack 421 to move, so that the first rack 421 drives the two L-shaped clamping plates 425 to slide on the surface of the slide rail 424 under the action of the slide seat 423, so that the two L-shaped clamping plates 425 move, so that the two slide bars 426 slide steadily.

[0049] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lifting device for processing large metal structural parts, comprising two support plates (1), characterized in that: Four universal wheels (2) are arranged on the bottom surfaces of the two support plates (1); the top surfaces of the four universal wheels (2) are fixedly connected to the bottom surfaces of the two support plates (1); a support frame (3) is arranged above the four support plates (1); a clamping mechanism (4) is arranged on the inner side surface of the support frame (3); and a lifting mechanism (5) is arranged on the bottom surface of the support frame (3); The clamping mechanism (4) comprises a fixing portion (41) and a clamping portion (42); The clamping portion (42) is located on the bottom surface of the fixing portion (41); The lifting mechanism (5) comprises a driving part (51) and a lifting part (52); The lifting part (52) is located on the front side of the driving part (51); The fixing part (41) comprises two fixing plates (411), the top surfaces of the two fixing parts (41) are fixedly connected to the inner top surface of the support frame (3), the inner side surfaces of the two fixing plates (411) are provided with a first motor (412), the right side surface of the first motor (412) is fixedly connected to the left side surface of the right fixing plate (411), the output end surface of the first motor (412) is provided with a first worm (413), and the right side surface of the first worm (413) is fixedly connected to the output end surface of the first motor (412); The left side surface of the first worm (413) is rotatably connected to the right side surface of the left fixed plate (411) through a bearing seat 1, a first worm wheel (414) is arranged on the outer end surface of the first worm (413), a gear column 1 is arranged on the top surface of the first worm wheel (414), the top surface of the gear column 1 is rotatably connected to the inner top surface of the support frame (3) through a bearing seat 2, the bottom surface of the gear column 1 is fixedly connected to the top surface of the first worm wheel (414), a first gear (415) is arranged on the bottom surface of the first worm wheel (414), a gear column 2 is arranged on the top surface of the first gear (415), the top surface of the gear column 2 is fixedly connected to the bottom surface of the first worm wheel (414), and the bottom surface of the gear column 2 is fixedly connected to the top surface of the first gear (415); The clamping portion (42) comprises two first racks (421), the inner side surfaces of the two first racks (421) are meshedly connected with the outer end surface of the first gear (415), the repelling surfaces of the two first racks (421) are arranged on two fixed blocks (422), the inner side surfaces of the two fixed blocks (422) are fixedly connected with the repelling surfaces of the two first racks (421), four slide seats (423) are arranged on the outer sides of the two fixed blocks (422), two slide rails (424) are arranged on the inner side surfaces of the four slide seats (423), and the inner side surfaces of the four slide seats (423) are slidably connected with the surfaces of the two slide rails (424).

2. A lifting device for processing large metal structural parts according to claim 1, characterized in that: Two L-shaped clamping plates (425) are arranged on the bottom surfaces of the four slide seats (423), the top surfaces of the two L-shaped clamping plates (425) are fixedly connected to the bottom surfaces of the four slide seats (423), the outer side surfaces of the two L-shaped clamping plates (425) are arranged with four sliding rods (426), and the inner side surfaces of the four sliding rods (426) are fixedly connected to the outer side surfaces of the two L-shaped clamping plates (425).

3. A lifting device for processing large metal structural parts according to claim 2, characterized in that: The four slide bars (426) extend through and extend to the outside of the support frame (3); the outer side surfaces of the four slide bars (426) are provided with limit blocks; the inner side surfaces of the limit blocks are fixedly connected to the outer side surfaces of the four slide bars (426); and the surfaces of the four slide bars (426) are slidably connected to the inner wall of the support frame (3).

4. The lifting device for processing large metal structural parts according to claim 1, characterized in that: The driving part (51) comprises four vertical plates (511), the bottom surfaces of the four vertical plates (511) are fixedly connected to the top surfaces of the two support plates (1), two U-shaped plates (512) are arranged inside the four vertical plates (511), the bottom surfaces of the two U-shaped plates (512) are fixedly connected to the top surfaces of the two support plates (1), two second worm gears (513) are arranged above the two U-shaped plates (512), two light rods (514) are arranged on the inner sides of the two second worm gears (513), the surfaces of the two light rods (514) are fixedly connected to the inner walls of the two second worm gears (513), and the outer sides of the two light rods (514) are rotatably connected to the inner sides of the four vertical plates (511) through bearing seat three.

5. A lifting device for processing large metal structural parts according to claim 4, characterized in that: The lifting part (52) comprises four second gears (521), the inner walls of the four second gears (521) are fixedly connected to the surfaces of the two light rods (514), two second worm gears (522) are arranged at the rear sides of the four second gears (521), the right sides of the two second worm gears (522) are rotatably connected to the right side of the inner side of the right U-shaped plate (512) through a bearing seat four, and two second motors (523) are arranged on the left sides of the two second worm gears (522), and the output end faces of the two second motors (523) are fixedly connected to the left sides of the two second worm gears (522). The bottom surfaces of the two second motors (523) are fixedly connected to the inner side surfaces of the two U-shaped plates (512); the outer end surfaces of the two second motors (523) are provided with four second racks (524); the tooth surfaces of the four second racks (524) are meshingly connected to the outer end surfaces of the four second gears (521); the outer side surfaces of the four second racks (524) are provided with four sliding sleeves (525); the inner walls of the four sliding sleeves (525) are slidably connected to the surfaces of the four second racks (524); and the top surfaces of the four second racks (524) are fixedly connected to the bottom surface of the support frame (3).

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