Lifting mechanism with adjustable gravity center

Abstract

The utility model discloses a hoisting mechanism with an adjustable gravity center, which is characterized in that a guide rod is obliquely arranged at the upper part of one side of a hoisting surface of a hoisting frame body, a suspension bracket is arranged on the guide rod in a sliding manner and is connected with an external device through a hoisting hole of the suspension bracket, and a driving module comprises a lifting assembly and a lifting plate, the lifting assembly is arranged on the hanging bracket body in an up-down moving mode, the lifting plate is hinged to the hanging bracket body and located below the hanging support, one end of the lifting plate is hinged to the lifting assembly, the other end of the lifting plate abuts against the hanging support, and when the hanging bracket body is unloaded, the lifting plate is driven to enable the hanging support to move towards the side close to the hanging bracket body; when the hanging bracket body is loaded, the lifting plate is driven to enable the suspension support to move towards the side away from the hanging bracket body. According to the utility model, the position of the lifting hole can be changed relative to the position of the lifting frame body, the gravity center position of the lifting frame body in different states of no-load and load is adjusted to keep the vertical degree, and the product can be conveniently butted with a product or horizontally butted with an external structure.

Description

TECHNICAL FIELD

[0001] The utility model relates to a hoist device technical field especially relates to a gravity adjustable hoist mechanism. BACKGROUND

[0002] In the process of assembling or moving of vehicle accessories, such as the assembling or moving of automobile anti-collision beam, it has a large volume and a certain weight, so it needs to be moved by a hoist mechanism. In this process, due to the process requirement or the stability of the moving process, it is necessary to keep the vertical state of the hoist mechanism and the horizontal state of the product, but the center of gravity of the hoist mechanism changes in different states of empty load (not hoisting the product) and load (hoisting the product), and it is difficult to adjust the center of gravity at the hoisting point, which leads to the difficulty in adjusting the vertical state of the hoist mechanism.

[0003] The utility model aims at providing a gravity adjustable hoist mechanism which can be conveniently adjusted to make the state of the hoist mechanism and the product more consistent with the production process. SUMMARY

[0004] The utility model discloses a gravity adjustable hoist mechanism which can be conveniently adjusted to make the state of the hoist mechanism and the product more consistent with the production process.

[0005] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of a gravity adjustable hoist mechanism, which comprises:

[0006] A hoist body is formed on one side of the hoist face, and an inclined guide rod is arranged on the upper part of the one side of the hoist face. The guide rod and the hoist body form an angle α below the guide rod, and α > 90°.

[0007] A suspension bracket is slidably arranged on the guide rod and connected to an external device through the hoisting hole.

[0008] A drive module comprises a lifting assembly and a lifting plate. The lifting assembly is movably arranged on the hoist body, and the lifting plate is hinged to the hoist body and located below the suspension bracket. One end of the lifting plate is hinged to the lifting assembly, and the other end is in abutment with the suspension bracket.

[0009] When the hanger body is empty, the lifting plate is driven to move the suspension bracket towards the side close to the hanger body, and when the hanger body is loaded, the lifting plate is driven to move the suspension bracket towards the side away from the hanger body.

[0010] As a further optimization, 105°≤α≤125°.

[0011] As a further optimization, the lifting assembly comprises a base, a horizontal rod and a vertical rod, the base is arranged on the hanger body, the base is provided with a socket, the side wall of the socket is provided with a guide groove in communication with the socket, the two ends of the guide groove have different heights, one end of the vertical rod is rotatably arranged in the socket, the other end is hingedly connected with the lifting plate, the horizontal rod is arranged on the side wall of the vertical rod and located in the guide groove.

[0012] As a further optimization, the hanger body is provided with a guide bearing, and the vertical rod extends into the guide bearing, which can ensure the accuracy and stability of the movement of the vertical rod.

[0013] As a further optimization, the lifting plate comprises a first connecting plate and a second connecting plate, the first connecting plate is hingedly connected to the lifting assembly, the second connecting plate is hingedly connected to the hanger body and hingedly connected to the first connecting plate, and the second connecting plate abuts against the suspension bracket.

[0014] As a further optimization, the lower end of the suspension bracket is provided with a positioning block, the positioning block is provided with a guide groove, the second connecting plate comprises a plate body and a cover plate, one end of the plate body is hingedly connected to the first connecting plate, the other end is provided with a cover plate, and the plate body is embedded in the guide groove.

[0015] As a further optimization, the suspension bracket is provided with a buffer cylinder, which can realize slow movement between the suspension bracket and the hanger body.

[0016] As a further optimization, the guide rod is arranged at the upper end of the hanger body.

[0017] As a further optimization, the hanger body is provided with an operating handle, which is convenient for the operator to hold and move.

[0018] As a further optimization, a plurality of lifting stations are arranged on one side of the lifting surface of the hanger body, which can improve the lifting efficiency.

[0019] Compared with the prior art, the utility model have following beneficial effect: in the upper end of hanger body set up the suspension support of slidable obliquely, through the position adjustment of adjusting lifting assembly drive lifting plate's end part realizes the change of relative position between suspension support and hanger body two, realize the change of hanger hole position relative hanger body position, to realize the adjustment of gravity center position under the different state of hanger body empty load and load, guarantee the vertical degree of hanger body, facilitate the butt joint of product or the butt joint of product with external structure horizontally. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the structural drawing of the utility model.

[0021] Figure 2 It is the structural drawing of the other side angle of the utility model.

[0022] Figure 3 It is the upper structure schematic view of the utility model.

[0023] Figure 4 It is Figure 3 It is the enlarged view of A in the middle.

[0024] Figure 5 It is the structural drawing of lifting assembly of the utility model.

[0025] Figure 6 It is the application schematic view of the utility model. DETAILED DESCRIPTION

[0026] The following is the specific embodiment of the utility model and is further described the technical scheme of the utility model in conjunction with the drawings, but the utility model is not limited to these embodiments.

[0027] As Figures 1 to 6As shown, a center of gravity adjustable hoisting mechanism includes a hanging frame body 10, a suspension bracket 20 and a driving module 30, one side of the hanging frame body 10 forms a hoisting surface 100A, i.e. the product is hoisted on this side, the upper part of the hanging frame body 10 on the side of the hoisting surface 100A is inclined and provided with a guide rod 11, preferably the guide rod 11 is arranged at the upper end of the hanging frame body 10, an angle α is formed between the guide rod 11 and the hanging frame body 10 below the guide rod 11, α>90°, the suspension bracket 20 is slidably arranged on the guide rod 11 through a guide rail pair 111, and is connected with an external device through a lifting hole 200 thereof, the driving module 30 includes a lifting assembly 31 and a lifting plate 32, the lifting assembly 31 is movably arranged on the hanging frame body 10, the lifting plate 32 is hinged to the hanging frame body 10 and is located below the suspension bracket 20, one end of the lifting plate 32 is hinged to the lifting assembly 31, and the other end is abutted with the lower end of the suspension bracket 20, when the hanging frame body 10 is empty, the lifting plate 32 is driven to move the suspension bracket 20 to the side close to the hanging frame body 10, when the hanging frame body 10 is loaded, the lifting plate 32 is driven to move the suspension bracket 20 to the side away from the hanging frame body 10.

[0028] In the utility model, the suspension support 20 is connected with external device (such as electric hoist) through the lifting hole 200 arranged on its upper end to move in three-dimensional space, and the hanger body 10 is used to hoist products, such as vehicle crash beam, and specifically, the product is fixed through the hoisting station at the lower part of the one side of the hoisting face 100A of the hanger body 10.In the state of empty load before hoisting the product, the gravity center of the whole hoisting mechanism is located closer to the plane where the hanger body 10 is, so the hoisting position on the suspension support 20, i.e.the position of the lifting hole 200, should be as close to the hoisting face 100A as possible to ensure that the hoisting mechanism (hanger body 10) is in vertical state, which is convenient for docking the product, specifically, the lifting plate 32 is rotated by a certain angle through the adjustment of the lifting assembly 31, so that the end of the lifting plate 32 away from the lifting assembly 31 is raised upward by a certain distance, the vertical distance between the end of the lifting plate 32 away from the lifting assembly 31 and the hoisting face 100A is reduced correspondingly, and the force acting on the suspension support 20 during the process that the end of the lifting plate 32 away from the lifting assembly 31 is raised upward makes the suspension support 20 move relative to the hanger body 10 (hoisting face 100A) by the guide rod 11, so that the vertical distance between the lifting hole 200 and the hoisting face 100A is reduced, which is beneficial to ensure the vertical degree of the hanger body 10 in the state of empty load.

[0029] The utility model discloses a lifting frame body 10's upper end sets up the suspension bracket 20 of slidable inclination, through the position adjustment of the end of driving lifting plate 32 of adjusting lifting assembly 31 realizes the change of relative position between suspension bracket 20 and lifting frame body 10, therefore realizes the change of the position of lifting hole 200 relative to the position of lifting frame body 10, thereby realizes the adjustment of the gravity position of lifting frame body 10 in the different state of empty load and load, guarantees the vertical degree of lifting frame body 10, and the butt joint of product or the butt joint of product with external structure horizontally is facilitated.

[0030] Preferably, 105°≤α≤125°, when α is fixed at a certain value in the range, the relative sliding between the suspension bracket 20 and the lifting frame body 10 can realize the movement of the lifting hole 200 relative to the lifting surface 100A by a certain distance.

[0031] Specifically, the lifting assembly 31 includes a base 311, a horizontal rod 312 and a vertical rod 313, the base 311 is provided on the lifting frame body 10, the base 311 is provided with a vertical insertion hole 3101, a guide groove 3102 is provided on the side wall of the insertion hole 3101, the two ends of the guide groove 3102 have different heights, one end of the vertical rod 313 is rotatably provided in the insertion hole 3101, the other end is hingedly connected with the lifting plate 32, the horizontal rod 312 is provided on the side wall of the vertical rod 313 and located in the guide groove 3102, by rotating the horizontal rod 312 to move in the guide groove 3102, the position of the horizontal rod 312 can be raised or lowered during movement, thus driving the vertical rod 313 to rise or fall, the rise or fall of the vertical rod 313 drives the lifting plate 32 to move away from one end (i.e. away from one end of the lifting assembly 31) or to tilt, thereby realizing the movement of the suspension bracket 20 relative to the guide rod 11 (the lifting frame body 10).

[0032] Further, the lifting frame body 10 is provided with a guide bearing 12, and the vertical rod 313 extends into the guide bearing 12, which can ensure the vertical movement precision and stability of the vertical rod 313.

[0033] The specific structure of the lifting plate 32 includes a first connecting plate 321 and a second connecting plate 322, the first connecting plate 321 is hingedly connected to the vertical rod 313 of the lifting assembly 31, the second connecting plate 322 is hingedly connected to the hinge hole 101 on the lifting frame body 10, one end of the second connecting plate 322 is hingedly connected to the first connecting plate 321, and the other end is abutted with the suspension bracket 20, by setting the lifting plate 32 as a two-section structure, the second connecting plate 322 can be ensured to have a smaller angle with the guide rod 11.

[0034] In addition, the lower end of the suspension bracket 20 is provided with a positioning block 21, the positioning block 21 is provided with a guide groove 210, the second connecting plate 322 comprises a plate body 3221 and a sealing plate 3222, one end of the plate body 3221 is hingedly connected with the first connecting plate 321, the other end is provided with the sealing plate 3222, the plate body 3221 is embedded in the guide groove 210, and the relative position of the second connecting plate 322 and the suspension bracket 20 is stable. When the end of the second connecting plate 322 away from the first connecting plate 321 is raised, the abutment of the sealing plate 3222 of the second connecting plate 322 and the positioning block 21 helps the suspension bracket 20 and the hanger body 10 to move close to each other. When the end of the second connecting plate 322 away from the first connecting plate 321 is lowered, that is, the hanger body 10 is relatively away from the suspension bracket 20 under the action of the product gravity, the abutment of the sealing plate 3222 and the positioning block 21 helps to limit the movement distance of the hanger body 10.

[0035] Further, the suspension bracket 20 is provided with a buffer cylinder, which can ensure that the suspension bracket 20 and the hanger body 10 move relatively slowly.

[0036] The hanger body 10 is provided with an operation handle 40, which facilitates the movement of the hoisting mechanism and the stable docking of the product or the stable docking of the product to the external structure.

[0037] Preferably, a plurality of hoisting stations are arranged on one side of the hoisting surface 100A of the hanger body 10, for example, two hoisting stations can be arranged. The first anti-collision beam 5A is positioned in the first hoisting station 130 by the cooperation of the positioning column 131 and the first clamp 132, and the second anti-collision beam 5B is positioned in the second hoisting station 140 by the cooperation of the relatively rotatable bearing plate 141 and the relatively rotatable second clamp 142. The arrangement of multiple stations can improve the efficiency of hoisting.

[0038] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art to which the present application belongs can make various modifications or supplements to the described specific embodiments or use similar ways to replace them, without departing from the spirit of the present application or exceeding the scope defined by the appended claims.

Claims

1. A center of gravity adjustable hoisting mechanism characterized by comprising: The utility model relates to a lifting device, comprising: a lifting frame body, one side of which forms a lifting surface, and an upper part of the side of the lifting surface is provided with a guide rod in an inclined manner, an angle alpha (alpha > 90°) is formed between the guide rod and the lifting frame body below the guide rod, a suspension bracket, which is slidably arranged on the guide rod and connected to an external device through a lifting hole thereof, a driving module, which comprises a lifting assembly and a lifting plate, the lifting assembly is movably arranged on the lifting frame body, the lifting plate is hingedly connected to the lifting frame body and located below the suspension bracket, one end of the lifting plate is hingedly connected to the lifting assembly, and the other end of the lifting plate abuts against the suspension bracket, when the lifting frame body is empty, the lifting plate is driven to move the suspension bracket to the side close to the lifting frame body, and when the lifting frame body is loaded, the lifting plate is driven to move the suspension bracket to the side away from the lifting frame body.

2. The center-of-gravity adjustable hoisting mechanism according to claim 1, characterized by 105°≤α≤125°。 3. The center-of-gravity adjustable hoisting mechanism according to claim 1, characterized by The lifting assembly comprises a base, a horizontal rod and a vertical rod, the base is arranged on the lifting frame body, the base is provided with a insertion hole, a guide groove in communication with the insertion hole is arranged on the side wall of the base, the two ends of the guide groove have different heights, one end of the vertical rod is rotatably arranged in the insertion hole, the other end of the vertical rod is hingedly connected to the lifting plate, and the horizontal rod is arranged on the side wall of the vertical rod and located in the guide groove.

4. The center-of-gravity adjustable hoisting mechanism according to claim 3, characterized by The lifting frame body is provided with a guide bearing, and the vertical rod extends into the guide bearing.

5. The adjustable center of gravity hoist mechanism of claim 1 or 3 or 4, wherein, The lifting plate comprises a first connecting plate and a second connecting plate, the first connecting plate is hingedly connected to the lifting assembly, the second connecting plate is hingedly connected to the lifting frame body and hingedly connected to the first connecting plate, and the second connecting plate abuts against the suspension bracket.

6. The adjustable center of gravity hoist mechanism of claim 5, wherein, The lower end of the suspension bracket is provided with a positioning block, the positioning block is provided with a guide groove, the second connecting plate comprises a plate body and a sealing plate, one end of the plate body is hingedly connected to the first connecting plate, the other end of the plate body is provided with a sealing plate, and the plate body is embedded in the guide groove.

7. The adjustable center of gravity hoist mechanism of claim 1, wherein, The suspension bracket is provided with a buffer cylinder.

8. The adjustable center of gravity hoist mechanism of claim 1, wherein, The guide rod is arranged at the upper end of the lifting frame body.

9. The adjustable center of gravity hoist mechanism of claim 1, wherein, The lifting frame body is provided with an operating handle.

10. The adjustable center of gravity hoist mechanism of claim 1, wherein, The side of the lifting frame body located on the lifting surface is provided with a plurality of lifting stations.

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