CN213916860U

CN213916860U - Upper rotating assembly tool of truck-mounted crane

Info

Publication number: CN213916860U
Application number: CN202022770191.3U
Authority: CN
Inventors: 杨艳朋; 印文杰; 于文龙; 黄建成
Original assignee: Anhui Xingma Special Purpose Vehicle Co Ltd
Current assignee: Anhui Xingma Special Purpose Vehicle Co Ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-08-10
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a gyration group is to frock on lorry-mounted crane belongs to gyration group and to frock technical field on the crane. The utility model discloses a base, setting element and back setting element before being provided with on the base, offer the locating hole that is used for installing gyration location disc on the preceding setting element, one side of the relative back setting element of preceding setting element is equipped with down the setting element, the setting element slides and sets up on the base down, back setting element bilateral symmetry is provided with two, two offer the mounting hole that is used for installing gyration curb plate on the back setting element. The setting element will go up gyration location disc and fix before utilizing, and the lower setting element of bottom can support the bottom of curb plate spacing simultaneously, and the back setting element is fixed through mounting hole and curb plate and is realized holistic a fixed effect and guarantee to the stability and the accurate when welding, the operation degree of difficulty greatly reduced.

Description

Upper rotating assembly tool of truck-mounted crane

Technical Field

The utility model relates to a technical field to the frock is organized in the gyration on the loop wheel machine especially relates to the group frock is organized in the gyration on the lorry-mounted crane.

Background

The upper rotation of the crane is used as an important part of the truck-mounted crane, is a bridge connected between the crane and the lower rotation, is a key point for the flexible rotation of the crane, and directly influences the feeling of the whole truck-mounted crane product during use and the service life of the product.

The previous mode of the upper rotary assembly is that the rotary table is fixed on the ground firstly, then the side plate on one side is placed, spot welding is carried out for fixation, the side plate on the other side is placed and fixed in a spot welding mode, and then the whole body is formed by rivet welding. Because the curb plate is great thick, difficult hoist and mount, and still need to make the curb plate erect to do not have the curb plate of fine instrument restraint bilateral symmetry, consequently hardly guarantee its group to get efficiency and precision, and the degree of difficulty of group is great.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the prior art is not enough, so the upper turning group of the crane is provided for the tool.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

gyration group is to frock on lorry-mounted crane, the on-line screen storage device comprises a base, setting element and back setting element before being provided with on the base, set up the locating hole that is used for installing gyration location disc on the preceding setting element, one side of the relative back setting element of preceding setting element is equipped with down the setting element, the setting element slides and sets up on the base down, back setting element bilateral symmetry is provided with two, two set up the mounting hole that is used for installing gyration curb plate on the back setting element.

Further preferably, the bottom of the side wall of the front positioning part is provided with a guide hole, the lower positioning part comprises a moving part and a jacking part which are connected integrally, the moving part freely penetrates through the guide hole, the upper surface of the moving part is provided with a positioning groove matched with the upper rotary positioning disc, and the top surface of the jacking part is provided with an elastic cushion layer.

Further preferably, the upper surface of the positioning groove is of an arc-shaped structure.

Preferably, a stop lever is fixedly mounted on the moving part located at the front side of the front positioning element, and a return spring is sleeved on the outer side of the moving part located between the front positioning element and the stop lever.

Further preferably, a conveying roller is fixedly installed on the base between the two rear positioning pieces.

Further preferably, the positioning holes are vertically arranged waist-shaped holes, and the mounting holes are provided with multiple groups.

Further preferably, two the bottom fixed mounting of back setting element has the slider, set up the slide with the slider adaptation on the base, the bottom of base is fixedly connected with adjusting screw still, two the slider all through threaded connection on adjusting screw and the motion opposite direction of two sliders.

Compared with the prior art, the utility model discloses possess following beneficial effect:

the utility model discloses in preceding setting element and back setting element, the lower setting element that is equipped with, the setting element will go up the gyration and fix a position the disc and fix before utilizing, the lower setting element of bottom can support the bottom of curb plate spacing simultaneously, the back setting element is fixed through mounting hole and curb plate and is realized holistic a fixed effect and guarantee to the stability and accurate when welding, the operation degree of difficulty greatly reduced.

The utility model provides a lower setting element includes removal portion and supporting part, moves on base and preceding locating part through removal portion, is used for supporting the bottom of going back the location disc through the constant head tank on it simultaneously to together realize the fixed effect of restriction with the locating hole on the preceding locating plate to going back the location disc, the jacking portion supports the bottom of going up the gyration curb plate, still prevents the two effect that relative slip appears when the jacking through the elasticity bed course on it simultaneously. The device is also provided with a return spring for returning the moving part, and is combined with a conveying roller wheel to realize the convenient taking-off work of the upper rotating group to the workpiece which is welded.

The utility model provides a back setting element's bottom is equipped with and slides and still be equipped with adjusting screw on slider, the base, can carry out both sides board interval width with two back setting elements to last gyration curb plates through adjusting screw and restrict, and rethread mounting hole carries out fixed mounting to its curb plate after the restriction, and precision and efficiency are higher and easily realize.

The tool can enable the size precision of the upper rotary assembly to be higher, greatly reduces the rejection rate of products, improves the efficiency of assembly welding manufacture, saves the manufacture cost of the products, can also guarantee the manufacture of the upper rotary assemblies of different tonnage products, and saves the manufacture cost of the tool.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

fig. 2 is a schematic view of the overall structure of embodiment 2 of the present invention;

fig. 3 is a cross-sectional view of the overall structure of embodiment 2 of the present invention.

In the figure: 1. a base; 2. a front positioning member; 3. a rear positioning member; 4. positioning holes; 5. a lower positioning member; 51. a moving part; 52. a top support portion; 53. positioning a groove; 6. mounting holes; 7. a gear lever; 8. a transfer roller; 9. a slider; 10. adjusting the screw rod; 11. a slideway; 12. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

as shown in fig. 1, last gyration group of lorry-mounted crane is to frock, including base 1, base 1 is last to be provided with preceding setting element 2 and back setting element 3, offer the locating hole 4 that is used for installing gyration location disc on the preceding setting element 2, one side of preceding setting element 2 relative back setting element 3 is equipped with down setting element 5, setting element 5 slides and sets up on base 1 down, back setting element 3 bilateral symmetry is provided with two, two offer the mounting hole 6 that is used for installing the gyration curb plate on the back setting element 3. The setting element 2 will go up gyration location disc and fix before utilizing, and the lower setting element 5 of bottom can support the bottom of going up the gyration curb plate spacing simultaneously, and back setting element 3 is fixed through mounting hole 6 and last gyration curb plate and is realized holistic a fixed effect to stability and accurate when guaranteeing the group to the welding, the operation degree of difficulty greatly reduced.

Example 2:

as shown in fig. 2 to 3, based on embodiment 1, it is further preferable that a guide hole is formed at the bottom of the side wall of the front positioning member 2, the lower positioning member 5 includes a moving portion 51 and a supporting portion 52 which are integrally connected, the moving portion 51 freely penetrates through the guide hole from front to back, a positioning groove 53 adapted to the upper rotary positioning disc is formed on the upper surface of the moving portion 51, and the upper surface of the positioning groove 53 has an arc-shaped structure. The top surface of the top supporting portion 52 is provided with an elastic cushion layer. Move on base 1 and preceding registration element 2 through removal portion 51, be used for supporting the bottom of going up the gyration location disc through the constant head tank 53 on it simultaneously to together realize the fixed effect of restriction with locating hole 6 on the preceding locating plate 2 to going up the gyration location disc, top supporting portion 52 supports the bottom of going up the gyration curb plate, still prevents the effect that relative slip appears in the two when the top supporting through the elasticity bed course on it simultaneously.

In the present embodiment, it is further preferable that a stopper rod 7 is fixedly mounted on the moving portion 51 located at the front side of the front positioning element 2, and a return spring 12 is sleeved on the outer side of the moving portion 51 located between the front positioning element 2 and the stopper rod 7. And a conveying roller 8 is fixedly arranged on the base 1 between the two rear positioning pieces 3. Before welding, the movable part 51 can be reset through the reset spring 12 after the assembly is finished by the delivery roller 8, and the upper rotary assembly can be conveniently taken down to finish welding by combining the delivery roller 8.

In a further preferable scheme in this embodiment, the positioning holes 4 are vertically arranged waist-shaped holes, and the mounting holes 6 are provided with multiple groups.

In a further preferred embodiment of the present embodiment, two bottom fixed mounting of the rear positioning element 3 has a slider 9, a slide 11 adapted to the slider 9 is provided on the base 1, the bottom of the base 1 is further fixedly connected with an adjusting screw 10, the two sliders 9 are all connected to the adjusting screw 10 through threads, and the moving directions of the two sliders 9 are opposite.

The fixed disc of realization fixed disc is connected to utilize the connecting hole and the mounting hole on will fixing the disc to connect at first to go up gyration fixed disc to place in constant head tank inside 53 afterwards, later with the curb plate whole through conveying running roller 8 remove to the surface of fixed disc, and there is top supporting part 52 to support bottom, two back setting element 3 clamp tight curb plates through adjusting screw 1 again, realize fixing curb plate and back setting element 3 through connecting bolt, reach holistic group and to the effect, carry out the group and weld afterwards, after finishing, at first with back setting element 3 and curb plate separation, preceding setting element 2 and fixed disc separation afterwards, the work piece after will assembling is released one section distance, it can to hang away through the hoist with it.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto. The substitution may be of partial structures, devices, method steps, or may be a complete solution. According to the technical scheme of the utility model and utility model thereof think of and equal replacement or change, all should cover within the scope of protection of the utility model.

Claims

1. Gyration group is to frock on lorry-mounted crane, including base (1), its characterized in that, setting element (2) and back setting element (3) before being provided with on base (1), set up locating hole (4) that are used for installing the gyration location disc on preceding setting element (2), one side of preceding setting element (2) relative back setting element (3) is equipped with down setting element (5), setting element (5) slide down and set up on base (1), back setting element (3) bilateral symmetry is provided with two, two set up mounting hole (6) that are used for installing the gyration curb plate on back setting element (3).

2. The assembly tool for the upper rotating group of the lorry-mounted crane according to claim 1, wherein a guide hole is formed in the bottom of the side wall of the front positioning piece (2), the lower positioning piece (5) comprises a moving portion (51) and a top supporting portion (52) which are integrally connected, the moving portion (51) freely penetrates through the guide hole, a positioning groove (53) matched with the upper rotating positioning disc is formed in the upper surface of the moving portion (51), and an elastic cushion layer is arranged on the top surface of the top supporting portion (52).

3. The truck crane upper rotating group assembling tool according to claim 2, wherein the upper surface of the positioning groove (53) is of an arc-shaped structure.

4. The assembly tool of claim 2, wherein a stop lever (7) is fixedly mounted on the moving part (51) located in front of the front positioning element (2), and a return spring (12) is sleeved on the outer side of the moving part (51) located between the front positioning element (2) and the stop lever (7).

5. The truck crane upper rotating group assembling tool according to claim 4, wherein a conveying roller (8) is fixedly installed on the base (1) between the two rear positioning pieces (3).

6. The truck-mounted crane upper rotating group assembling tool according to claim 1, wherein the positioning holes (4) are vertically arranged waist-shaped holes, and the mounting holes (6) are provided with multiple groups.

7. The assembly tool for the upper rotating group of the lorry-mounted crane according to claim 1, wherein sliding blocks (9) are fixedly mounted at the bottoms of the two rear positioning pieces (3), a sliding way (11) matched with the sliding blocks (9) is formed in the base (1), an adjusting screw (10) is further fixedly connected to the bottom of the base (1), the two sliding blocks (9) are both connected to the adjusting screw (10) through threads, and the moving directions of the two sliding blocks (9) are opposite.