Rapid hoisting device

Abstract

The utility model discloses a quick lifting device, and relates to the technical field of lifting devices, in particular to a quick lifting device which comprises a lifting arm, a travelling trolley is mounted on the lifting arm, an air cylinder is hinged to the lower end of the travelling trolley, and a lifting mechanism is arranged on the air cylinder and used for fixing a material plate. The hoisting mechanism comprises an angle adjusting assembly which is arranged on the air cylinder and is used for adjusting the angle of the hoisted material plate; the length adjusting assembly comprises a length pipe frame arranged on the angle adjusting assembly, a plurality of inserting holes formed in the outer wall of the length pipe frame, a plurality of sliding frames installed in the length pipe frame, pull rods installed at the upper ends of the interiors of the sliding frames in a penetrating and sliding mode, and guide frames fixed to the bottoms of the pull rods; through the length adjusting assembly and the width adjusting assembly, the hoisting mechanism can conduct adaptive adjustment on the material plates with different lengths and widths, it is ensured that stress is uniform when the material plates are adsorbed and fixed, and it is ensured that the material plates are kept stable in the hoisting process.

Description

Technical Field

[0001] The utility model relates to the technical field of lifting devices, in particular to a quick lifting device. Background Art

[0002] In construction machinery, since thick plate materials need to be cut by laser to complete unloading, a gravity magnetic chuck connected by a sling is currently hung on the hook under the crane for loading and unloading operations;

[0003] According to the public number: CN218575289U, a plate lifting bracket for a laser cutting machine is disclosed. This technology discloses "a plate lifting bracket for a laser cutting machine, comprising a bracket, a rotating tube is arranged at the upper side position of the bracket, a bracket body is arranged at the left side position of the rotating tube, a fixing bracket is arranged at the lower side position of the fixing bracket, a control rod is arranged at the right side position of the fixing bracket, a slide groove is arranged at the upper inner position of the control rod, a stretching rod is arranged at the right inner position of the control rod, a locking bolt is arranged at the connecting position of the stretching rod and the slide groove, and a locking nut is arranged at the upper outer position of the locking bolt" and other technical solutions, which have "the user can adjust the length of the stretching rod and the controller on the fixing bracket through the setting of the control rod, the stretching rod, the slide groove, the locking bolt, the locking nut and the rotating block, and can lengthen or shorten the length of the stretching rod according to the maximum area of ​​the plate, so that the user can more conveniently grasp the controller for control" and other technical effects;

[0004] In the above scheme, although the adsorption and fixation of the material sheet is achieved through the design of multiple vacuum suction cups, in actual use, due to the differences in the sizes of sheets of different batches and the fixed positions of multiple vacuum suction cups, this leads to weak adsorption of sheets of some sizes, or even inability to achieve effective adsorption at all, affecting production efficiency and product quality. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a quick lifting device, which has the characteristics of enabling the lifting mechanism to adapt and adjust material plates of different lengths and widths through a length adjustment component and a width adjustment component, thereby ensuring uniform force when the material plates are adsorbed and fixed, and ensuring that the material plates remain stable during the lifting process.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: a fast lifting device, including a lifting arm, a running trolley is installed on the lifting arm, a cylinder is hinged at the lower end of the running trolley, a lifting mechanism is provided on the cylinder and is used to fix the material plate, and the lifting mechanism includes:

[0007] An angle adjustment component is arranged on the cylinder and is used to adjust the angle of the material plate after it is lifted;

[0008] The length adjustment component comprises a length tube rack arranged on the angle adjustment component, a plurality of jacks provided on the outer wall of the length tube rack, a plurality of slides installed inside the length tube rack, a slidably installed pull rod passing through the upper end of the inner part of the slide, a guide frame fixed to the bottom of the pull rod, slidably installed latches passing through the two ends of the slide, and the inner end of the latch is slidably connected to the guide frame, and a second spring is sleeved and installed at the lower end of the pull rod;

[0009] The width adjustment component comprises a width pipe rack arranged on the length adjustment component, extension pipe racks are sleeved and installed at both ends of the width pipe rack, and a suction cup is installed at the bottom of the outer end of the extension pipe rack.

[0010] Preferably, the width adjustment assembly also includes a plurality of positioning holes opened at the upper end of the extension tube rack, spring sheets installed at both ends of the width tube rack, the bottom of the spring sheet is fixed to the inner wall of the width tube rack, and a protrusion is fixed on the top of the spring sheet.

[0011] Preferably, the angle adjustment assembly includes an upper shaft cover installed at the output end of the cylinder, a lower shaft cover rotatably installed at the lower end of the upper shaft cover through a rotating shaft, a connecting piece fixed at the bottom of the lower shaft cover, a plurality of circumferentially distributed grooves opened on the inner wall of the lower shaft cover, a pin rod slidably installed through the inner wall of the upper shaft cover, a protrusion fixed at the bottom of the pin rod, and a first spring sleeved and installed at one end of the pin rod.

[0012] Preferably, the angle adjustment assembly further comprises a hollow groove formed inside the pin rod, and the connecting piece is fixed to the middle outer wall of the width pipe rack.

[0013] Preferably, two symmetrical waist-shaped slots are formed inside the guide frame, and the angle between the waist-shaped slots and the pull rod is forty-five degrees, and the guide frame is slidably connected to the latch through the waist-shaped slots.

[0014] Preferably, the length tube rack, the width tube rack and the extension tube rack are all hollow square tubes made of aluminum alloy. Beneficial Effects

[0015] The utility model provides a quick lifting device. Compared with the prior art, it has the following beneficial effects:

[0016] (1) The lifting mechanism can adapt and adjust the material plates of different lengths and widths through the length adjustment component and the width adjustment component, ensuring that the force is even when the material plates are adsorbed and fixed, and ensuring that the material plates remain stable during the lifting process.

[0017] (2) The pin rod is pressed to squeeze the first spring, and at the same time, the pin rod drives the protrusion out of the groove, so that the upper shaft cover and the lower shaft cover can rotate, so that the angle of the lifting mechanism after lifting the material plate can be adjusted, and then the pressed pin rod is released, and the pressure of the first spring rebound pushes the pin rod to drive the protrusion into the groove, fixes the upper shaft cover and the lower shaft cover, and fixes the adjusted angle position; by adjusting the angle position of the material plate during the lifting process, it can adapt to different loading and use conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the hoisting mechanism in the utility model;

[0020] Figure 3 It is a cross-sectional view of the width adjustment component of the utility model;

[0021] Figure 4 It is a cross-sectional view of the angle adjustment component in the utility model.

[0022] In the figure: 1. boom; 2. trolley; 3. cylinder; 4. lifting mechanism; 41. angle adjustment assembly; 411. upper shaft cover; 412. lower shaft cover; 413. connector; 414. groove; 415. pin; 416. bump; 417. first spring; 418. hollow groove; 42. length adjustment assembly; 421. length tube rack; 422. socket; 423. slide; 424. pull rod; 425. guide frame; 426. latch; 427. second spring; 43. width adjustment assembly; 431. width tube rack; 432. extension tube rack; 433. suction cup; 434. positioning hole; 435. spring sheet; 436. protrusion. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-4 The utility model provides a technical solution for a quick lifting device: a quick lifting device, comprising a boom 1, a running trolley 2 is installed on the boom 1, a cylinder 3 is hinged at the lower end of the running trolley 2, a lifting mechanism 4 is arranged on the cylinder 3 and is used to fix the material plate, and the lifting mechanism 4 includes:

[0025] An angle adjustment component 41 is provided on the cylinder 3 and is used to adjust the angle of the material plate after it is lifted;

[0026] The length adjustment component 42 includes a length tube frame 421 arranged on the angle adjustment component 41, a plurality of jacks 422 provided on the outer wall of the length tube frame 421, a plurality of slides 423 installed inside the length tube frame 421, a slidably installed pull rod 424 passing through the upper end of the slide 423, a guide frame 425 fixed to the bottom of the pull rod 424, a slidably installed latch 426 passing through both ends of the slide 423, and the inner end of the latch 426 is slidably connected to the guide frame 425, and a second spring 427 is sleeved and installed at the lower end of the pull rod 424;

[0027] The width adjustment component 43 includes a width tube frame 431 arranged on the length adjustment component 42, extension tube frames 432 are sleeved and installed at both ends of the width tube frame 431, and a suction cup 433 is installed at the bottom of the outer end of the extension tube frame 432.

[0028] In this embodiment, the pull rod 424 is pulled upward to cooperate with the guide frame 425 to drive the pin 426 to retract inward, so that the slide 423 can be moved to the desired position inside the length tube rack 421, and then the pulled pull rod 424 is released, and the rebound pressure of the second spring 427 pushes the guide frame 425 to drive the pin 426 to extend outward and insert into the corresponding length tube rack 421, thereby fixing the adjusted length position.

[0029] Specifically, the width adjustment assembly 43 also includes a plurality of positioning holes 434 opened at the upper end of the extension tube frame 432, spring sheets 435 installed at both ends of the width tube frame 431, and the bottom of the spring sheet 435 is fixed to the inner wall of the width tube frame 431, and a protrusion 436 is fixed on the top of the spring sheet 435.

[0030] In this embodiment, the protrusion 436 is pressed to squeeze the upper end of the spring sheet 435, so that the protrusion 436 moves inward and disengages from the pull rod 424, so that the extension tube rack 432 can be pushed and pulled to adjust the position of the suction cup 433, and then the pressed pin 426 is released and the pressure of the rebound of the spring sheet 435 pushes the protrusion 436 to embed into the positioning hole 434 at the corresponding position, thereby fixing the adjusted width position.

[0031] Specifically, the angle adjustment assembly 41 includes an upper shaft cover 411 installed at the output end of the cylinder 3, a lower shaft cover 412 rotatably installed at the lower end of the upper shaft cover 411 through a rotating shaft, a connecting piece 413 fixed at the bottom of the lower shaft cover 412, a plurality of circumferentially distributed grooves 414 opened on the inner wall of the lower shaft cover 412, a pin rod 415 slidably installed through the inner wall of the upper shaft cover 411, a protrusion 416 fixed at the bottom of the pin rod 415, and a first spring 417 sleeved and installed on one end of the pin rod 415.

[0032] In this embodiment, the pin rod 415 is pressed to squeeze the first spring 417, and at the same time, the pin rod 415 drives the protrusion 416 to disengage from the groove 414, so that the upper shaft cover 411 and the lower shaft cover 412 can rotate, so that the angle of the lifting mechanism 4 after lifting the material plate can be adjusted, and then the pressed pin rod 415 is released, and the pressure of the rebound of the first spring 417 pushes the pin rod 415 to drive the protrusion 416 to be inserted into the groove 414, so as to fix the upper shaft cover 411 and the lower shaft cover 412, thereby fixing the adjusted angle position.

[0033] Specifically, the angle adjustment assembly 41 further includes a hollow groove 418 opened inside the pin rod 415 , and the connecting piece 413 is fixed to the middle outer wall of the width pipe frame 431 .

[0034] In this embodiment, when the pin rod 415 moves, it can avoid motion interference with the rotating shaft through the hollow groove 418.

[0035] Specifically, two symmetrical waist-shaped slots are formed inside the guide frame 425 , and the angle between the waist-shaped slots and the pull rod 424 is 45 degrees. The guide frame 425 is slidably connected to the latch 426 through the waist-shaped slots.

[0036] In this embodiment, when the guide frame 425 moves longitudinally, it can drive the latch 426 to move horizontally through the waist-shaped slot, and the latches 426 on both sides move synchronously in opposite directions.

[0037] Specifically, the length tube frame 421 , the width tube frame 431 and the extension tube frame 432 are all hollow square tubes made of aluminum alloy.

[0038] In this embodiment, it has relatively high strength and light weight.

[0039] The working principle and use process of the utility model are as follows: first, the lifting device is installed on one side of the loading area of ​​the laser cutting machine, and then the pull rod 424 is pulled upward to cooperate with the guide frame 425 to drive the latch 426 to retract inward, so that the slide 423 can be moved to the required position inside the length tube frame 421, and then the pulled pull rod 424 is released, and the pressure of the rebound of the second spring 427 is used to push the guide frame 425 to drive the latch 426 to extend outward and insert it into the corresponding length tube frame 421, so as to fix the adjusted length position;

[0040] Then, by pressing the protrusion 436 to squeeze the upper end of the spring sheet 435, the protrusion 436 moves inward and disengages from the pull rod 424, so that the extension tube frame 432 can be pushed and pulled to adjust the position of the suction cup 433, and then the pressed latch 426 is released and the pressure of the spring sheet 435 rebounds to push the protrusion 436 into the positioning hole 434 at the corresponding position, so as to fix the adjusted width position;

[0041] Finally, by pressing the pin rod 415 to squeeze the first spring 417, the pin rod 415 drives the protrusion 416 to disengage from the groove 414, so that the upper shaft cover 411 and the lower shaft cover 412 can rotate, so that the angle of the material plate after being hoisted by the lifting mechanism 4 can be adjusted, and then the pressed pin rod 415 is released, and the pressure of the rebound of the first spring 417 is used to push the pin rod 415 to drive the protrusion 416 to be inserted into the groove 414, and the upper shaft cover 411 and the lower shaft cover 412 are fixed, so that the adjusted angle position is fixed; so that the lifting mechanism 4 can adapt and adjust the material plates of different specifications, and adsorb and fix them.

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0043] Although 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 quick lifting device, comprising a lifting arm (1), characterized in that: The boom (1) is provided with a running trolley (2), the lower end of the running trolley (2) is hingedly connected to a cylinder (3), the cylinder (3) is provided with a lifting mechanism (4) for fixing the material plate, and the lifting mechanism (4) comprises: An angle adjustment component (41) is arranged on the cylinder (3) and is used to adjust the angle of the material plate after it is lifted; The length adjustment component (42) comprises a length tube frame (421) arranged on the angle adjustment component (41), a plurality of insertion holes (422) provided on the outer wall of the length tube frame (421), a plurality of slides (423) installed inside the length tube frame (421), a slidably installed pull rod (424) passing through the upper end of the slide (423), a guide frame (425) fixed at the bottom of the pull rod (424), a slidably installed latch (426) passing through both ends of the slide (423), and the inner end of the latch (426) is slidably connected to the guide frame (425), and a second spring (427) is sleeved and installed on the lower end of the pull rod (424); The width adjustment component (43) comprises a width pipe rack (431) arranged on the length adjustment component (42), extension pipe racks (432) sleeved and mounted on both ends of the width pipe rack (431), and a suction cup (433) mounted on the bottom of the outer end of the extension pipe rack (432).

2. A quick lifting device according to claim 1, characterized in that: The width adjustment assembly (43) further comprises a plurality of positioning holes (434) formed at the upper end of the extension tube frame (432), spring sheets (435) installed at both ends of the width tube frame (431), the bottom of the spring sheet (435) being fixed to the inner wall of the width tube frame (431), and a protrusion (436) being fixed at the top of the spring sheet (435).

3. A quick lifting device according to claim 1, characterized in that: The angle adjustment assembly (41) comprises an upper shaft cover (411) mounted on the output end of the cylinder (3), a lower shaft cover (412) rotatably mounted at the lower end of the upper shaft cover (411) via a rotating shaft, a connecting piece (413) fixed at the bottom of the lower shaft cover (412), a plurality of circumferentially distributed grooves (414) formed on the inner wall of the lower shaft cover (412), a pin rod (415) slidably mounted through the inner wall of the upper shaft cover (411), a protrusion (416) fixed at the bottom of the pin rod (415), and a first spring (417) sleeved and mounted on one end of the pin rod (415).

4. A quick lifting device according to claim 3, characterized in that: The angle adjustment assembly (41) further comprises a hollow groove (418) formed inside the pin rod (415), and the connecting piece (413) is fixed to the middle outer wall of the width pipe frame (431).

5. A quick lifting device according to claim 1, characterized in that: The guide frame (425) has two symmetrical waist-shaped slots formed inside, and the angle between the waist-shaped slots and the pull rod (424) is 45 degrees. The guide frame (425) is slidably connected to the latch (426) via the waist-shaped slots.

6. A quick lifting device according to claim 1, characterized in that: The length tube rack (421), the width tube rack (431) and the extension tube rack (432) are all hollow square tubes made of aluminum alloy.

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