CN215797907U

CN215797907U - Mould hangs overhead traveling crane sheet material hoist

Info

Publication number: CN215797907U
Application number: CN202121399188.3U
Authority: CN
Inventors: 赵博; 孙刚; 吴明华; 陈晨; 杨秀臣
Original assignee: FAW Volkswagen Automotive Co Ltd
Current assignee: FAW Volkswagen Automotive Co Ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2022-02-11
Anticipated expiration: 2031-06-23

Abstract

The utility model provides a mould hoisting crane plate material hoisting tool applied to stamping production. Comprises an upper layer hanger, a middle rotating device, a lower layer hanger, a lifting hook, a spring balancer and a storage support frame. The upper layer hanger is fixed and is mainly used for clamping with a mold hanging crown block clamp. Because the blanking direction of the sheet and the on-line production direction of the pressing machine can rotate by 90 degrees, the design of the middle rotating device and the lifting hook is used for meeting the 90-degree rotating storage requirement of the sheet. The lower layer hanger and the spring balancer form a steel wire posture maintaining structure. The storage support frame has the function of storing a lifting appliance and a steel wire rope. The four spring balancers are respectively suspended and fixed at proper positions on the four steel wire ropes, so that the steel wire ropes are ensured to be mutually separated in a non-suspended state, the four steel wire ropes are prevented from being wound together due to self stress or other reasons in a free state, and the waste of working hours can be avoided.

Description

Mould hangs overhead traveling crane sheet material hoist

Technical Field

The utility model relates to the field of lifting appliances, in particular to a lifting appliance for lifting a plate material of a crown block by a die, which is applied to stamping production.

Background

The modern automobile industry is rapidly developed, and with the requirement of consumers on the diversity of automobiles, automobile manufacturers push more and more automobile models. With the increase of the number of the vehicle types, the operation requirement of a production plant is higher and higher, and the production mode of multi-vehicle type, small-batch and quick switching becomes the development direction of the future automobile industry. For the automobile stamping process, more motorcycle types are accompanied with more stamping die, and the mould handling is carried out to ordinary overhead traveling crane suspension wire rope to traditional mode use, and along with the progress of science and technology, many automobile manufacturing plants begin to adopt more efficient mould to hang the overhead traveling crane and replace original ordinary overhead traveling crane. The mould hangs the overhead traveling crane and can realize depositing of three-layer mould, deposits saving area 33% than original two-layer mould, and the speed of transporting simultaneously is faster, need not artifically hang wire rope on to the mould, has obtained the favor of garage.

However, the use of a mold crane also presents a problem. The original production of the stamping workshop adopts a common crown block to carry out die lifting, and the common crown block can also carry out lifting on plates required by stamping production. However, after the die hoisting crown block is used, the die hoisting crown block cannot complete hoisting of the plate.

At present, part automobile manufacture factory adopts fork truck to transport the sheet material, but because the fork truck bearing is limited, the sheet material of transporting at every turn is less, needs frequent fork transport repeatedly, causes certain influence to punching production efficiency simultaneously, and partial stamping workpiece can restrict the production line beat because fork truck can't satisfy its sheet material and transport. Moreover, the operation area of the large forklift is large, and a larger workshop logistics area is needed. Therefore, the method for hoisting the plate materials can efficiently realize hoisting of the plate materials under the condition of using the die hoisting, and becomes a key for realizing efficient production.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a plate lifting appliance of a die lifting overhead traveling crane, which can be conveniently combined with the die lifting overhead traveling crane for normally lifting plates.

The technical scheme adopted by the utility model is as follows:

the utility model provides a lifting appliance for lifting plates of a crown block by a mould, which comprises an upper layer lifting frame, a middle rotating device and a lower layer lifting frame, wherein the upper layer lifting frame is connected with the lower layer lifting frame through the middle rotating device, so that the lower layer lifting frame can freely rotate relative to the upper layer lifting frame;

four corners of the upper layer hanging bracket are respectively provided with a connecting structure, the connecting structure comprises a connecting pin shaft, and the connecting pin shaft is used for being matched and connected with a clamp of the die hanging crown block;

the bottom of the middle rotating device is provided with a lifting hook, and the lifting hook can freely rotate relative to the middle rotating device;

and four corners of the lower layer hanger are respectively provided with a spring balancer.

Further, the mould hangs overhead traveling crane sheet material hoist still includes deposits the support frame, sets up in depositing the district, is used for depositing this mould and hangs overhead traveling crane sheet material hoist.

Further, the upper layer hanger is of a steel section welding structure.

Furthermore, the upper layer hanger comprises a cross beam and longitudinal beams, the two longitudinal beams are fixedly connected to two ends of the cross beam, and the end parts of the two longitudinal beams are respectively provided with the connecting structures.

Furthermore, the connecting structure comprises two fixing plates which are arranged in parallel at intervals, and the connecting pin shaft is connected between the two fixing plates.

In one example, the upper part of the middle rotating device is fixedly connected with the middle part of the cross beam, the lower part of the middle rotating device is fixedly connected with the middle part of the lower layer hanger, and the lower part of the middle rotating device can freely rotate relative to the upper part of the middle rotating device.

In one example, the upper part of the middle rotating device is fixedly connected with the middle part of the cross beam, and the lower part of the middle rotating device is rotatably connected with the middle part of the lower layer hanger.

In one example, the upper part of the middle rotating device is rotatably connected with the middle part of the cross beam, and the lower part of the middle rotating device is fixedly connected with the middle part of the lower layer hanger.

Furthermore, four steel wire ropes are hung on the lifting hook and are used for connecting plates for lifting; and four spring balancers for hanging the lower layer hanger are respectively connected with the four steel wire ropes in a one-to-one correspondence manner.

Furthermore, the selection of the spring balancer is determined according to the self weight of the steel wire rope, so that the steel wire rope can be pulled up by the spring balancer in a free state, and the four steel wire ropes are further ensured to be separated from each other in a non-hoisting state.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides a sheet material lifting appliance for a die lifting crown block, which can be used for normally lifting sheet materials in a stamping workshop using the die lifting crown block. Simultaneously, through structural design, reduce the sheet material wire rope that needs two people to accomplish under the original condition and hang work load, only need just can accomplish work alone, save man-hour.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Figure 1 shows a schematic front view of a slab spreader of an embodiment of the utility model;

figure 2 shows a schematic side view of a slab spreader of an embodiment of the utility model;

fig. 3 shows a partial schematic view of a connection structure of an upper hanger according to an embodiment of the present invention;

FIG. 4 shows a partial schematic view of a spring balancer to wire rope connection according to an embodiment of the present invention;

fig. 5 shows a perspective view of a portion of a storage rack of an embodiment of the present invention.

Detailed Description

The above and further features and advantages of the present invention are described in more detail below with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1 and 2, the die lifting crane slab lifting appliance includes an upper layer hanger 1, an intermediate rotating device 2, a lower layer hanger 3, a lifting hook 5 and a spring balancer 4. The upper layer hanger is fixed and is mainly used for clamping with a mold hanging crown block clamp. The blanking direction of the plate and the on-line production direction of the pressing machine can rotate 90 degrees, and the design of the middle rotating device 2 and the lifting hook 5 is used for meeting the 90-degree rotating storage requirement of the plate. The lower layer hanger 3 and the spring balancer 4 constitute a wire rope posture holding structure.

Specifically, the upper layer hanger 1 is connected to the lower layer hanger 3 through the intermediate rotating device 2, so that the lower layer hanger 3 can rotate freely relative to the upper layer hanger 1. The four corners of upper gallows are equipped with connection structure 121 respectively, and connection structure includes connecting pin axle, and connecting pin axle is used for being connected with the anchor clamps cooperation of mould crane overhead traveling crane. The bottom of the intermediate rotating device 2 is provided with a hook 5, and the hook 5 can freely rotate relative to the intermediate rotating device 2. Four corners of the lower layer hanger 3 are respectively provided with a spring balancer 4.

The upper layer hanger 1 of the plate hanger is of a profile plate welding structure, a connecting point of the upper layer hanger 1 and a mold hanging crown block is of a pin shaft structure, the size of the pin shaft is universal for a fixture for hanging and carrying the mold hanging crown block, when the plate hanger is needed to be used, the mold hanging crown block directly utilizes the fixture to grab and clamp the connecting pin shaft, and the plate hanger is convenient to use, take and place, and is flexible and convenient.

As shown in fig. 1, 2 and 4, four steel wire ropes 6 are hung on the lifting hook 5 for connecting the panels to hoist. Four spring balancers 4 hung on the lower layer hanger 3 are respectively connected with four steel wire ropes 41 in a one-to-one correspondence manner. Namely, four corners of the lower layer hanger 3 are respectively fixed with a spring balancer 4, four steel wire ropes are hung below the middle lifting hook 5, and hanging ropes 41 below the four balancers 4 are respectively hung and fixed at proper positions on the four steel wire ropes 6, so that the steel wire ropes 6 are ensured to be mutually separated in a non-hanging state, the four steel wire ropes are prevented from being wound together due to self stress or other reasons in a free state, and the waste of working hours can be avoided. The selection of the spring balancer 4 is determined according to the self weight of the steel wire rope 6, the steel wire rope 6 can be pulled up by the spring balancer 4 in a free state, and then the four steel wire ropes 6 are separated from each other in a non-hoisting state. When the hoisting work is needed, an operator can straighten the steel wire rope only by applying a little force.

In one embodiment, as shown in fig. 1 to 3, the upper layer hanger 1 includes a cross beam 11 and longitudinal beams 12, the two longitudinal beams 12 are fixedly connected to two ends of the cross beam 11, and the ends of the two longitudinal beams 12 are respectively provided with a connecting structure 121. The connecting structure 121 includes two fixing plates 1211 disposed in parallel and spaced apart, and the connecting pin 1212 is connected between the two fixing plates 1211. The size of the connecting pin 1212 and the surrounding space thereof matches the clamp of the mold crane, and the mold crane further grabs the connecting structures 121 at the four corners of the upper layer hanger 1, so that the whole sheet material hanger is balanced and stable, and is convenient to install.

In one embodiment, the upper part of the intermediate rotating device 2 is fixedly connected with the middle part of the beam 11, the lower part of the intermediate rotating device 2 is fixedly connected with the middle part of the lower layer hanger 3, and the lower part of the intermediate rotating device 2 can freely rotate relative to the upper part thereof. The middle rotating device 2 of the plate lifting appliance can rotate 360 degrees, the plate workpiece can be rotated if needed during lifting, the whole lifting appliance does not need to be rotated, the lifting hook 5 below the lifting appliance can freely rotate, the balancer fixed by the lower-layer lifting appliance and the lifting hook 5 rotate together during rotation, the plate workpiece lifted below can rotate 360 degrees, and the workpiece can be conveniently aligned and placed. It will be appreciated that the rotation between the upper and lower parts of the intermediate rotating device 2 can be achieved by various structures, such as a bearing connection between the two parts, a sleeve structure, or a ball between the two parts, and the like, and those skilled in the art can select the structure according to the actual situation.

In one embodiment, the upper part of the intermediate rotating device 2 is fixedly connected with the middle part of the beam 11, and the lower part of the intermediate rotating device 2 is rotatably connected with the middle part of the lower layer hanger 3. It will be appreciated that the pivotal connection may be implemented using a variety of known configurations, and may be selected by those skilled in the art depending on the application.

In one embodiment, the upper part of the intermediate rotating device 2 is rotatably connected with the middle part of the beam 11, and the lower part of the intermediate rotating device 2 is fixedly connected with the middle part of the lower layer hanger 3. Likewise, the rotational connection may be accomplished using a variety of existing structures.

As shown in fig. 1, 2 and 5, in a preferred embodiment, the die crane slab sling further includes a storage support 8 disposed in the storage area for storing the die crane slab sling. The storage support frame part mainly has two functions: firstly, storing a lifting appliance: when the lifting appliance does not work, the lifting appliance is placed on the support frame, the upper-layer lifting frame 1 is supported on the upright post for storing the support frame 8, and parts on the lifting appliance are prevented from directly contacting the ground; II, steel wire rope storage: when the lifting appliance does not work, the lower end part of the steel wire rope directly falls into the supporting disc below, and the steel wire rope is prevented from extending out of the storage area.

The foregoing is merely a preferred embodiment of this invention, which is intended to be illustrative, and not limiting. The structure, the connection mode and the like of all the components in the utility model can be changed, and the equivalent transformation and the improvement on the basis of the technical scheme of the utility model are not excluded from the protection scope of the utility model.

Claims

1. A sheet material lifting appliance of a mould hoisting overhead crane is characterized by comprising an upper layer lifting frame, a middle rotating device and a lower layer lifting frame, wherein the upper layer lifting frame is connected with the lower layer lifting frame through the middle rotating device, so that the lower layer lifting frame can freely rotate relative to the upper layer lifting frame;

2. The mould crane overhead crane slab lifting appliance of claim 1, further comprising a storage support frame disposed in the storage area for storing the mould crane slab lifting appliance.

3. The die crane blank sling according to claim 1, wherein the upper layer sling is a welded steel profile structure.

4. The mould crane plate material sling according to claim 1, wherein the upper layer hanger comprises a cross beam and longitudinal beams, the two longitudinal beams are fixedly connected to two ends of the cross beam, and the connecting structures are respectively arranged at the ends of the two longitudinal beams.

5. The die crane slab sling according to claim 4, wherein the connecting structure comprises two fixed plates arranged in parallel and spaced apart, and the connecting pin is connected between the two fixed plates.

6. The die crane slab spreader of claim 4, wherein the upper portion of the intermediate rotating means is fixedly connected to the middle portion of the beam, the lower portion of the intermediate rotating means is fixedly connected to the middle portion of the lower hanger, and the lower portion of the intermediate rotating means is freely rotatable with respect to the upper portion thereof.

7. The mould crane slab spreader of claim 4, wherein the upper part of the intermediate rotating device is fixedly connected with the middle part of the cross beam, and the lower part of the intermediate rotating device is rotatably connected with the middle part of the lower layer hanger.

8. The mould crane slab spreader of claim 4, wherein the upper part of the intermediate rotating device is rotatably connected to the middle part of the cross beam, and the lower part of the intermediate rotating device is fixedly connected to the middle part of the lower layer hanger.

9. The mould crane overhead crane plate material lifting appliance according to claim 1, wherein four steel wire ropes are hung on the lifting hook and used for connecting plates for lifting; and four spring balancers hung on the lower layer hanger are respectively connected with the four steel wire ropes in a one-to-one correspondence manner.

10. The die crane overhead traveling crane slab lifting appliance according to claim 9, wherein the selection of the spring balancer is determined according to the self-weight of the wire rope, so that the wire rope can be pulled up by the spring balancer in a free state, and further, the four wire ropes are ensured to be separated from each other in a non-lifting state.