CN220201154U

CN220201154U - Front floor lifting appliance anti-drop device

Info

Publication number: CN220201154U
Application number: CN202321700389.1U
Authority: CN
Inventors: 徐宏林; 赵前俊; 陈涛; 张毅; 刘猛; 詹友
Original assignee: Dalian Puwei New Material Technology Co ltd
Current assignee: Dalian Puwei New Material Technology Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-12-19
Anticipated expiration: 2033-06-30

Abstract

The utility model discloses an anti-drop device of a front floor lifting appliance, which comprises a lifting frame, a fixed lifting arm fixedly arranged on the lifting frame, a rotary lifting arm rotatably arranged on the lifting frame and a lifting ring arranged on the rotary lifting arm, wherein the fixed lifting arm can position a front floor positioning hole; the rotary suspension arm comprises a first suspension rod, a second suspension rod and a rotating shaft, the suspension ring and the second suspension rod are respectively arranged at two ends of the first suspension rod, the rotating shaft is located between the suspension ring and the second suspension rod, the first suspension rod is rotationally connected with the suspension rod through the rotating shaft, and the second suspension rod can be matched with the fixed suspension arm to clamp the front floor. According to the anti-drop device for the front floor lifting appliance, disclosed by the utility model, the rotary lifting arm can be driven to rotate under the action of the gravity of the lifting hook, and the rotary lifting arm rotates to be in contact with the front floor along with lifting of the crane, and the second lifting rod clamps the front floor, so that the front floor is effectively prevented from dropping.

Description

Front floor lifting appliance anti-drop device

Technical Field

The utility model relates to the field of sling design, production and manufacturing, in particular to a front floor sling anti-falling device.

Background

With the rapid development of the automobile industry, tooling associated with automobiles has begun to develop into an emerging hot industry. At present, in order to realize that VIN codes can be sequentially loaded on the lower line according to the production sequence of the front floor assembly after being marked on the front floor assembly, the front floor assembly is required to be sequentially and vertically suspended and stored on a special station device after the working procedure is finished, and then transported to the lower line according to the logistics requirement to be pre-spliced on the front floor assembly, the cabin sending assembly and the rear floor assembly.

Because the front floor products are generally larger, the lifting appliance is generally required to be adopted for conveying, and because the existing lifting appliance lacks an anti-drop device, the front floor can fall off due to the fact that lifting appliance assembling parts are not in place in the process of lifting the front floor, the products are scrapped frequently, and production safety and one-time traffic inspection qualification rate are affected.

Disclosure of Invention

The utility model discloses an anti-drop device for a front floor lifting appliance, which aims to solve the problems that in the prior art, the front floor and the lifting appliance are not installed in place and are easy to drop in the conveying process, so that the production safety and the one-time inspection qualification rate are affected.

In order to achieve the above object, the technical scheme of the present utility model is as follows: the front floor lifting appliance anti-drop device comprises a lifting frame, a fixed lifting arm fixedly arranged on the lifting frame, a rotatable lifting arm arranged on the lifting frame and a lifting ring arranged on the rotatable lifting arm, wherein the fixed lifting arm can position a front floor positioning hole;

the rotary suspension arm comprises a first suspension rod, a second suspension rod and a rotating shaft, the suspension ring and the second suspension rod are respectively arranged at two ends of the first suspension rod, the rotating shaft is located between the suspension ring and the second suspension rod, the first suspension rod is rotationally connected with the suspension rod through the rotating shaft, and the second suspension rod can be matched with the fixed suspension arm to clamp the front floor.

Further, the number of the fixed suspension arms is four, the four fixed suspension arms are distributed on the hanger in a rectangular shape, and the rotary suspension arms are located in the rectangular shape.

Further, an installation seat is fixedly arranged on the first suspender, a threaded hole is formed in the installation seat, and the hanging ring is in threaded connection with the installation seat.

Further, a limiting cantilever is arranged on the hanging frame, the limiting cantilever and the fixed hanging arm are arranged on the same side of the hanging frame, and the limiting cantilever and the second hanging rod are oppositely arranged.

Further, the hanging bracket is detachably connected with a connecting seat, and the rotating shaft is rotatably arranged on the connecting seat.

Further, the cross beam is fixedly arranged on the hanging frame, the U-shaped groove is formed in the connecting seat, the cross beam is limited in the U-shaped groove, the locking bolt is arranged on the connecting seat, and the locking bolt can tightly prop against the cross beam.

Further, a balancing weight is arranged on the hanging frame and used for keeping balance of the hanging frame.

Further, a handle is arranged on the hanging bracket.

Further, the fixed boom includes a third boom fixedly connected to the hanger and a fourth boom perpendicular to the third boom, the fourth boom being configured to be inserted into a positioning hole of the front floor.

The utility model discloses a front floor lifting appliance anti-drop device which has the beneficial effects that:

1. the device of this application is in place the back at hoist dress, fixed davit location preceding floor locating hole, and simultaneously, lifting hook acts on rings, because rings set up on rotatory davit, can drive rotatory davit rotation under the effect of lifting hook gravity, along with the hoist of hoist, rotatory to the state of contact with preceding floor of rotatory davit, the second jib presss from both sides tight with preceding floor, has effectively prevented the drop of preceding floor.

2. Through setting up spacing cantilever, second jib and spacing cantilever press from both sides preceding floor tight, prevent that the part from moving in series to prevent that the part from dropping.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it will be obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.

FIG. 1 is a front view of the front floor sling anti-drop device of the present disclosure;

fig. 2 is a schematic structural view of an anti-drop device for a front floor sling according to the present utility model;

FIG. 3 is a schematic diagram of the portion A in FIG. 2;

FIG. 4 is a top view of the front floor sling anti-drop device of the present disclosure;

fig. 5 is a schematic structural view of the front floor sling anti-drop device and the front floor connection state disclosed by the utility model.

In the figure: 1. a hanging bracket; 11. rectangular steel; 12. short square steel; 2. fixing the suspension arm; 21. a third boom; 22. a fourth boom; 3. a limiting cantilever; 31. a limiting block; 4. rotating the boom; 41. a first boom; 42. a second boom; 43. a rotating shaft; 5. a hanging ring; 6. a cross beam; 7. a handle; 8. balancing weight; 9. a mounting base; 10. a connecting seat; 101. a U-shaped groove; 102. a shoulder insertion groove; 20. a connecting block; 201. and (5) inserting a shoulder.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings, 1-3, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, a front floor sling anti-drop device comprises a hanger 1, a fixed suspension arm 2 fixedly arranged on the hanger 1, a limiting cantilever 3 fixedly arranged on the hanger 1, a rotatable suspension arm 4 rotatably arranged on the hanger 1 and a suspension ring 5 arranged on the rotatable suspension arm 4. The fixed suspension arms 2 are arranged on the hanging frame 1 in a plurality, and the fixed suspension arms 2 can position the front floor positioning holes. The fixed suspension arm 2 is matched with the rotary suspension arm 4, the hanging ring 5 is used for being hung on a hanging hook of a crane, and the rotary suspension arm 4 rotates to be in contact with the front floor along with the lifting of the crane, so that the front floor is clamped, and the front floor is effectively prevented from falling off.

Referring to fig. 2 and 3, the hanger 1 is composed of two rectangular steels 11 and two short square steels 12, the two rectangular steels 11 are parallel, the two short square steels 12 are parallel, the rectangular steels 11 and the short square steels 12 are vertically arranged, and the two rectangular steels 11 and the two short square steels 12 are connected end to form a rectangular frame structure. The size of the frame structure is related to the structural size of the front floor. A cross beam 6 is fixedly arranged between the two rectangular steels 11, the cross beam 6 is parallel to the short square steel 12, and the two rectangular steels 11, the two end square steels and the cross beam 6 form a Chinese character 'ri' -shaped structure.

Be provided with handle 7 on gallows 1, handle 7 and one of them short square steel 12 fixed connection, and handle 7 stretches out towards the outside of gallows 1, through setting up handle 7 can be at the in-process of hanging the commentaries on classics, the level of the manual auxiliary control gallows 1 of being convenient for, simultaneously, when connecting gallows 1 and preceding floor, can the manual right gallows 1, the smooth installation of gallows 1 and preceding floor of being convenient for.

And in combination with fig. 2 and 4, the hanging bracket 1 is further provided with a balancing weight 8, the balancing weight 8 extends towards the outer side of the hanging bracket 1, the extending direction of the balancing weight 8 is vertical to the extending direction of the handle 7, the balance of the hanging bracket 1 in the lifting state can be realized, and the stability and safety of the front floor during transportation are improved.

The four fixed suspension arms 2 are respectively and fixedly arranged at four corners of the rectangular frame structure, the rotary suspension arm 4 is rotatably arranged on the cross beam 6, the position of the rotary suspension arm 4 on the cross beam 6 is adjustable, and the rotary center line of the rotary suspension arm 4 is parallel to the length direction of the cross beam 6.

The fixed boom 2 is composed of a third boom 21 and a fourth boom 22, the third boom 21 is welded at the corner of the hanger 1, the length direction of the third boom 21 is vertical to the length direction of the rectangular steel 11, the fourth boom 22 is welded at one end of the third boom 21 far away from the hanger 1, the length direction of the fourth boom 22 is parallel to the length direction of the rectangular steel 11, and the third guide rod and the fourth boom 22 form an L shape as a whole.

Referring to fig. 2 and 5, the limiting cantilever 3 and the fixed boom 2 are arranged on the same side of the hanger 1, the number of the limiting cantilevers 3 is two, the two limiting cantilevers 3 are respectively fixed on the rectangular steel 11, and the limiting cantilever 3 is located between the cross beam 6 and the fixed boom 2. The limiting cantilever 3 is made of oblique square steel, the oblique direction of the limiting cantilever 3 is parallel to the oblique plane of the front floor beam 6, and the connection strength between the limiting cantilever 3 and the front floor can be improved when the front floor is lifted. The limiting block 31 is fixedly arranged on the contact surface of the limiting cantilever 3 and the front floor, the limiting block 31 is made of rubber materials with certain friction force, the friction force between the limiting cantilever 3 and the front floor can be improved, and the stability of the front floor in the process of lifting is improved.

Referring to fig. 1 and 2, the rotary boom 4 includes a first boom 41, a second boom 42, and a rotation shaft 43. The end of the first boom 41 and the end of the second boom 42 are vertically and fixedly connected to form an L-shaped structure. The lifting ring 5 is fixedly arranged on the top surface of the first lifting rod 41, the lifting ring 5 is of a circular ring structure, and the lifting ring 5 and the second lifting rod 42 are respectively arranged at two ends of the first lifting rod 41. A mounting seat 9 is arranged between the first suspender 41 and the hanging ring 5, the mounting seat 9 is welded on the first suspender 41, a threaded hole is formed in the mounting seat 9, and the hanging ring 5 is in threaded connection with the mounting seat 9, so that replacement of the hanging ring 5 is realized.

The pivot 43 is located the below of first jib 41, and pivot 43 is located between rings 5 and second jib 42, and first jib 41 is connected through pivot 43 and crossbeam 6 rotation, and the axis of pivot 43 is parallel with the length direction of crossbeam 6. The second suspender 42 and the two limiting cantilevers 3 are distributed in a triangle shape, so that the relative arrangement of the limiting cantilevers 3 and the second suspender 42 is realized, and the second suspender 42 and the limiting cantilevers 3 are matched with two sides of the front floor in the width direction of the channel respectively to clamp the front floor during lifting.

Referring to fig. 2 and 3, the cross beam 6 is detachably connected with a connection base 10, a shoulder inserting groove 102 is formed in the connection base 10, a connection block 20 is fixedly arranged below the first suspender 41, a shoulder inserting 201 is integrally formed on the connection block 20, the shoulder inserting 201 is inserted into the shoulder inserting groove 102, a shaft hole is formed in the overlapping position of the shoulder inserting 201 and the shoulder inserting groove 102, a rotating shaft 43 is mounted in the shaft hole, and the first suspender 41 and the connection base 10 are connected in a rotating mode through the rotating shaft 43. Under the action of the connecting seat 10 and the mounting seat 9, the weight of one end of the first suspender 41 far away from the second suspender 42 is larger than that of the connecting end of the first suspender 41 and the second suspender 42, and the second suspender 42 and the limiting cantilever 3 are far away from each other in a natural state.

U-shaped groove 101 has been seted up to connecting seat 10, and the open end of this U-shaped groove 101 is towards spacing cantilever 3, and crossbeam 6 limit is located the inside of this U-shaped groove 101, has seted up a plurality of bolt holes on the connecting seat 10, corresponds in every bolt hole and is provided with the locking bolt, and the tip of locking bolt runs through behind the bolt hole and pushes up tightly on crossbeam 6, realizes spacing to crossbeam 6.

The implementation principle of the application is as follows: through manual righting gallows 1, adjust gallows 1 gesture to the horizontality, and manual with fourth jib 22 insert the locating hole, adjust gallows 1 reference surface and preceding floor crossbeam 6 fitting surface's position and clearance, make stopper 31 on spacing cantilever 3 and preceding floor middle channel's lateral wall laminating, then tighten up the hoist, the lifting hook upwards pulls rings 5, make rotatory hanging rotate around its pivot 43, until second jib 42 laminating is in preceding floor middle channel opposite side, at this moment second jib 42 and spacing cantilever 3 cooperate the tight preceding floor of clamp respectively from the both sides of passageway width direction in the preceding floor, the drop of preceding floor has effectively been prevented.

After the current floor is transferred to a proper position, the connection between the lifting hook and the lifting ring 5 is released, the first lifting rod 41 rotates under the gravity action of the lifting ring 5, the mounting seat 9 and the connecting seat 10, so that the end part of the second lifting rod 42 is far away from the front floor, the clamping action of the second lifting rod 42 and the limiting cantilever 3 on the front floor is further released, and then the fourth lifting rod 22 is moved out of the positioning hole, so that the transfer of the front floor is completed.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The front floor lifting appliance anti-drop device is characterized by comprising a lifting frame (1), a fixed lifting arm (2) fixedly arranged on the lifting frame (1), a rotary lifting arm (4) rotatably arranged on the lifting frame (1) and a lifting ring (5) arranged on the rotary lifting arm (4), wherein the fixed lifting arm (2) can position a front floor positioning hole;

the rotary suspension arm (4) comprises a first suspension rod (41), a second suspension rod (42) and a rotating shaft (43), the suspension ring (5) and the second suspension rod (42) are respectively arranged at two ends of the first suspension rod (41), the rotating shaft (43) is located between the suspension ring (5) and the second suspension rod (42), the first suspension rod (41) is rotationally connected with the suspension rod (1) through the rotating shaft (43), and the second suspension rod (42) can be matched with the fixed suspension arm (2) to clamp the front floor.

2. The front floor sling anti-drop device according to claim 1, wherein four fixed suspension arms (2) are arranged on the hanger (1), the four fixed suspension arms (2) are distributed in a rectangular shape, and the rotary suspension arms (4) are positioned in the rectangular shape.

3. The front floor sling anti-drop device according to claim 1, wherein the first suspension rod (41) is fixedly provided with a mounting seat (9), the mounting seat (9) is provided with a threaded hole, and the suspension ring (5) is in threaded connection with the mounting seat (9).

4. The front floor sling anti-drop device according to claim 1, wherein the hanging bracket (1) is provided with a limiting cantilever (3), the limiting cantilever (3) and the fixed cantilever (2) are arranged on the same side of the hanging bracket (1), and the limiting cantilever (3) and the second hanging rod (42) are oppositely arranged.

5. The front floor sling anti-drop device according to claim 1, wherein the hanging bracket (1) is detachably connected with a connecting seat (10), and the rotating shaft (43) is rotatably arranged on the connecting seat (10).

6. The front floor sling anti-drop device according to claim 5, wherein the hanger (1) is fixedly provided with a cross beam (6), the connecting seat (10) is provided with a U-shaped groove (101), the cross beam (6) is limited in the U-shaped groove (101), the connecting seat (10) is provided with a locking bolt, and the locking bolt can tightly prop against the cross beam (6).

7. The front floor sling anti-drop device according to claim 1, wherein the hanger (1) is provided with a balancing weight (8), and the balancing weight (8) is used for keeping the hanger (1) balanced.

8. The front floor sling anti-drop device according to claim 1, characterized in that the hanger (1) is provided with a handle (7).

9. A front floor sling anti-drop device as claimed in claim 1, characterized in that the fixed boom (2) comprises a third boom (21) fixedly connected to the hanger (1) and a fourth boom (22) perpendicular to the third boom (21), the fourth boom (22) being intended to be inserted into a positioning hole of the front floor.