CN216706471U

CN216706471U - Supporting leg hinge base positioning structure

Info

Publication number: CN216706471U
Application number: CN202122944709.5U
Authority: CN
Inventors: 吴志强; 张颐键; 肖钦沛; 李海军
Original assignee: Guangdong Fuwa Engineering Manufacturing Co Ltd
Current assignee: Guangdong Fuwa Engineering Manufacturing Co Ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-06-10
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a supporting leg hinge base positioning structure, which comprises: a base plate; install the locating component on the bottom plate, locating component is including the base that is located the bottom plate top, the base has the inner and is located the outer end in the inner outside, the outer end of base upwards extends and forms the connecting plate, the inboard of connecting plate is equipped with the reference block and is located the inboard briquetting of reference block, the reference block is used for supporting the lateral wall of the riser of holding landing leg hinge base, and the inboard of reference block inwards stretches out and is used for with the through-hole complex reference column of riser, the briquetting is used for compressing tightly the inside wall of riser and connects on the connecting plate with relative movement. Through setting up the reference column, when the location riser, directly overlap the through-hole of riser on the reference column and near the inboard of benchmark piece, can be fast and accurate carry out the axial spacing to the riser, the inside wall that rethread briquetting compressed tightly the riser is in order to lock the riser position fast to under the condition that improves positioning accuracy, improved clamping efficiency simultaneously.

Description

Supporting leg hinge base positioning structure

Technical Field

The utility model relates to the technical field of automobile part positioning, in particular to a supporting leg hinge base positioning structure.

Background

The landing leg hinge base of car is when the welding, need to use location structure with its clamping, in order to accomplish the location to landing leg hinge base, can ensure the assembly welding precision, current location structure includes the bottom plate and installs the pneumatic cylinder on the bottom plate, bearing structure, compact structure and top tight structure, bearing structure is used for supporting landing leg hinge base, compact structure and top tight structure are connected with the pneumatic cylinder, compact structure includes the clamp plate of being connected with the pneumatic cylinder, the clamp plate is driven the inside wall that compresses tightly the riser of landing leg hinge base by the pneumatic cylinder, top tight structure includes the roof, the roof is driven the lateral wall of the tight riser in top by the pneumatic cylinder, however, during above-mentioned location structure clamping riser, the riser is difficult to counterpoint (adjusting well) with the roof, cause riser positioning accuracy and clamping efficiency to reduce.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model aims to provide a supporting leg hinge base positioning structure capable of quickly and accurately positioning a vertical plate of a supporting leg hinge base.

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

landing leg hinge base location structure includes: a base plate; the positioning assembly is arranged on the bottom plate and comprises a base positioned above the bottom plate, and the base is connected with the bottom plate; the base has the inner and is located the outer end in the inner outside, the outer end of base upwards extends and forms the connecting plate, the inboard of connecting plate is equipped with the reference block and is located the inboard briquetting of reference block, the reference block is used for supporting the lateral wall of the riser of holding landing leg hinge base, just the inboard of reference block inwards stretch have be used for with the through-hole complex reference column of riser, the briquetting be used for compressing tightly the inside wall and the relative movement ground of riser connect in on the connecting plate.

Furthermore, the periphery wall of reference column forms a plurality of planes, the plane with form a interval between the inner wall of through-hole.

Furthermore, the inner end surface of the reference block is detachably connected with the positioning column.

Furthermore, the inner side wall of the connecting plate protrudes inwards to form a mounting block, and the free end of the mounting block is connected with the reference block.

Further, the reference block is detachably attached to an end surface of the free end.

Furthermore, the positioning assembly comprises a driving assembly fixed on the inner side wall of the connecting plate, the driving assembly is positioned above the reference block, and the pressing block is connected to the driving assembly; when the pressing block is driven by the driving component to rotate downwards, the pressing block presses the inner side wall of the vertical plate, and when the pressing block is driven by the driving component to rotate upwards, the pressing block loosens the inner side wall of the vertical plate.

Further, the device comprises a sliding seat and a driving unit, wherein the sliding seat and the driving unit are installed on the bottom plate, the base is connected with the driving unit, and a sliding block in sliding fit with the sliding seat is fixed at the bottom of the base.

Furthermore, the bottom plate is provided with a limiting hole which penetrates through the bottom plate from top to bottom corresponding to the sliding seat, the limiting hole extends along the width direction of the supporting leg hinge base positioning structure and is located on the outer side of the sliding seat, the positioning assembly further comprises a connecting seat, the bottom end of the connecting seat is connected with the driving unit, and the top end of the connecting seat penetrates through the limiting hole and is fixedly connected with the base.

Furthermore, there are two limiting holes, the two limiting holes are respectively located on two opposite sides of the sliding seat along the width direction, the top surface of the connecting seat extends upwards to form two connecting rods corresponding to the two limiting holes, and the two connecting rods respectively penetrate through the two limiting holes and are fixedly connected with the base.

Furthermore, locating component has two, two locating component follows landing leg hinge base location structure's width direction sets up relatively and both form a set of location structure, location structure has the multiunit, the multiunit location structure follows landing leg hinge base location structure's length direction arranges, and two be equipped with a plurality of supporting components that are used for supporting between the locating component landing leg hinge base's the bedplate, the inner of base is fixed with the support column, the support column is used for supporting landing leg hinge base.

According to the positioning structure of the support leg hinge base, the positioning column matched with the through hole of the vertical plate is arranged on the inner side of the connecting plate, when the vertical plate is positioned, the through hole of the vertical plate is directly sleeved on the positioning column and is abutted against the inner side of the reference block, so that the vertical plate can be quickly and accurately axially limited, and the inner side wall of the vertical plate is pressed by the pressing block to quickly lock the position of the vertical plate, so that the clamping efficiency is improved under the condition of improving the positioning precision.

Drawings

FIG. 1 is a perspective assembly view of the positioning structure of the leg hinge base according to the present invention;

FIG. 2 is a partial exploded perspective view of the positioning assembly of FIG. 1;

fig. 3 is a partially enlarged view of a portion a of fig. 1.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1 to 3, an embodiment of the present invention provides a positioning structure for a leg hinge base 100, which is used for positioning the leg hinge base 100 when welding or spot welding the leg hinge base 100 of a trailer, wherein the leg hinge base 100 has a base plate 102 and two opposite risers 101 fixed on an upper plate surface of the base plate 102, and each riser 101 has a through hole 1011. Landing leg hinge base location structure includes: the device comprises a bottom plate 1, a driving unit (not shown), a sliding seat 3 and a positioning component 4 connected to the sliding seat 3 in a relative sliding manner, wherein the driving unit and the sliding seat 3 are arranged on the bottom plate 1.

The bottom plate 1 corresponds slide 3 and has seted up the spacing hole 11 that runs through bottom plate 1 from top to bottom, and spacing hole 11 extends and is located the outside of slide 3 along landing leg hinge base location structure's width direction, and the design in spacing hole 11 can provide a motion space for base 41. Two limiting holes 11 are formed, and the two limiting holes 11 are respectively positioned at two opposite sides of the sliding seat 3 along the width direction; the driving unit is a cylinder and is installed at the bottom of the bottom plate 1. In order to improve the production efficiency, the number of the positioning components 4 is two, the two positioning components 4 are oppositely arranged along the width direction of the positioning structure of the leg hinge base and form a group of positioning structure, the positioning structure has a plurality of groups, the plurality of groups of positioning structures are arranged along the length direction of the positioning structure of the leg hinge base, a plurality of supporting components 2 used for supporting the seat plate 102 are arranged between the two positioning components 4, each supporting component 2 comprises a supporting block (not numbered) used for supporting the seat plate 102, and the supporting blocks are fixed on the upper surface of the bottom plate 1 through screws.

The positioning assembly 4 comprises a base 41 located above the bottom plate 1, the base 41 is connected with the telescopic rod of the driving unit, and a sliding block 43 in sliding fit with the sliding base 3 is fixed at the bottom of the base 41 through a pin. The base 41 has an inner end 411 and an outer end 412 located outside the inner end 411, the inner end 411 of the base 41 is far away from the plate edge of the bottom plate 1 relative to the outer end 412, and the inner end 411 of the base 41 is fixed with the support column 44, and the support column 44 is used for supporting the leg hinge base 100. The outer end 412 of the base 41 extends upwards to form a connecting plate 413, the inner side of the connecting plate 413 is provided with a reference block 414 and a pressing block 415 positioned on the inner side of the reference block 414, specifically, the inner side wall of the connecting plate 413 protrudes inwards to form a mounting block 4131, in order to realize automatic clamping and save space, the upper end of the connecting plate 413 is further provided with a driving assembly 42 positioned above the mounting block 4131, the driving assembly 42 is positioned above the reference block 414, and the driving assembly 42 is an air cylinder and is fixed on the inner side wall of the connecting plate 413. The reference block 414 is used for abutting against the outer side wall of the riser 101 and is installed at the free end of the installation block 4131, and for the convenience of replacement, the reference block 414 is detachably connected to the end face of the free end of the installation block 4131 through a screw; the inside of the reference block 414 protrudes inward with a positioning post 416 for mating with the through hole 1011. The pressing piece 415 is used for pressing the inner side wall of the vertical plate 101 and is connected to the connecting plate 413 in a relatively movable manner, and specifically, the pressing piece 415 is connected to a transmission rod of the driving assembly 42 so as to be rotatable in the up-and-down direction with respect to the base 41. Through the inboard setting at connecting plate 413 be used for with through-hole 1011 complex reference column 416, when clamping riser 101, directly overlap the through-hole 1011 of riser 101 on reference column 416 and near the interior terminal surface of benchmark piece 414, can be fast and accurate carry out the axial spacing to riser 101, rethread briquetting 415 compresses tightly the inside wall of riser 101 in order to lock the position of riser 101 fast to under the condition that improves positioning accuracy, improved clamping efficiency simultaneously. Specifically, briquetting 415 rotates from top to bottom in order to compress tightly or loosen the inside wall of riser 101, more specifically, compresses tightly the inside wall of riser 101 when briquetting 415 is driven by drive assembly 42 and rotates downwards, realizes the position locking to riser 101, when briquetting 415 is driven by drive assembly 42 and rotates upwards, can loosen the inside wall of riser 101 to do benefit to taking off landing leg hinge base 100.

The outer peripheral wall of the positioning column 416 is provided with a plurality of planes 4161, in this embodiment, there are three planes 4161, and a space is formed between each of the three planes 4161 and the inner wall of the through hole 1011, so that the three-point positioning vertical plate 101 can be realized, which is not only beneficial to clamping and simplified processing, but also improves the positioning stability of the positioning column 416. For easy replacement, the inner end surface of the reference block 414 is detachably connected with a positioning post 416 by a screw or a pin.

The positioning assembly 4 further comprises a connecting seat 45, the bottom end of the connecting seat 45 is connected with the driving unit, the top end of the connecting seat 45 penetrates through the limiting hole 11 to be fixedly connected with the base 41, and the base 41 is connected with the driving unit through the design of the connecting seat 45. Specifically, the top surface of the connecting seat 45 extends upwards to form two connecting rods 451 corresponding to the two limiting holes 11, the two connecting rods 451 respectively pass through the two limiting holes 11 and are fixedly connected with the base 41 through screws, and the base 41 and the connecting seat 45 are connected through the two connecting rods 451, so that the structure is simple.

When the supporting leg hinge base 100 is welded, the seat plate 102 is firstly placed on the supporting block, then the driving unit drives the two opposite bases 41 to slide inwards to drive the reference block 414 to move to a target position corresponding to the installation position of the vertical plate 101, then the through hole 1011 of the vertical plate 101 is directly sleeved on the reference column 416 and abuts against the inner end face of the reference block 414, then the driving component drives the pressing block 415 to rotate downwards to press the inner side wall of the vertical plate 101, and at the moment, clamping is completed, and then the welding process can be carried out; when the welding of the leg hinge base 100 is completed, the driving assembly drives the pressing block 415 to rotate upwards to release the inner side wall of the vertical plate 101, then the driving unit drives the base 41 to slide outwards and drives the reference block 414 to move outwards to release the outer side wall of the vertical plate 101, and finally the welded leg hinge base 100 can be taken down. According to the positioning structure of the support leg hinge base, the positioning column matched with the through hole of the vertical plate is arranged on the inner side of the connecting plate, when the vertical plate is positioned, the through hole of the vertical plate is directly sleeved on the positioning column and is abutted against the inner side of the reference block, so that the vertical plate can be quickly and accurately axially limited, and the inner side wall of the vertical plate is pressed by the pressing block to quickly lock the position of the vertical plate, so that the clamping efficiency is improved under the condition of improving the positioning precision.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model.

Claims

1. Landing leg hinge base location structure, its characterized in that includes:

a base plate;

the positioning assembly is arranged on the bottom plate and comprises a base positioned above the bottom plate, and the base is connected with the bottom plate; the base has the inner and is located the outer end in the inner outside, the outer end of base upwards extends and forms the connecting plate, the inboard of connecting plate is equipped with the reference block and is located the inboard briquetting of reference block, the reference block is used for supporting the lateral wall of the riser of holding landing leg hinge base, just the inboard of reference block inwards stretch have be used for with the through-hole complex reference column of riser, the briquetting be used for compressing tightly the inside wall and the relative movement ground of riser connect in on the connecting plate.

2. The leg hinge base positioning structure of claim 1, wherein the outer peripheral wall of the positioning post forms a plurality of planes, and the planes form a space with the inner wall of the through hole.

3. The leg hinge base positioning structure of claim 1, wherein the reference block has an inner end surface to which the positioning post is detachably attached.

4. The leg hinge base positioning structure as claimed in claim 1, wherein the inner side wall of the connecting plate is inwardly protruded to form a mounting block, and the free end of the mounting block is connected to the reference block.

5. The leg hinge base positioning structure of claim 4, wherein the reference block is detachably attached to an end surface of the free end.

6. The leg hinge base positioning structure of claim 1, wherein the positioning assembly includes a driving assembly fixed to an inner sidewall of the connecting plate, the driving assembly being located above the reference block, the pressing block being connected to the driving assembly; when the pressing block is driven by the driving component to rotate downwards, the pressing block presses the inner side wall of the vertical plate, and when the pressing block is driven by the driving component to rotate upwards, the pressing block loosens the inner side wall of the vertical plate.

7. The leg hinge base positioning structure according to claim 1, comprising a slide base mounted on the base plate and a driving unit, wherein the base is connected to the driving unit, and a slider slidably engaged with the slide base is fixed to a bottom of the base.

8. The leg hinge base positioning structure according to claim 7, wherein the bottom plate has a limiting hole vertically penetrating through the bottom plate corresponding to the slide seat, the limiting hole extends along a width direction of the leg hinge base positioning structure and is located at an outer side of the slide seat, the positioning assembly further includes a connecting seat, a bottom end of the connecting seat is connected to the driving unit, and a top end of the connecting seat passes through the limiting hole and is fixedly connected to the base.

9. The leg hinge base positioning structure according to claim 8, wherein there are two limiting holes, two of the limiting holes are respectively located at two opposite sides of the sliding seat along the width direction, the top surface of the connecting seat extends upward to form two connecting rods corresponding to the two limiting holes, and the two connecting rods respectively pass through the two limiting holes and are fixedly connected to the base.

10. The leg hinge base positioning structure of claim 1, wherein there are two positioning assemblies, two positioning assemblies are oppositely disposed along a width direction of the leg hinge base positioning structure and form a set of positioning structures, there are multiple sets of positioning structures, the multiple sets of positioning structures are arranged along a length direction of the leg hinge base positioning structure, multiple support assemblies for supporting the seat plate of the leg hinge base are disposed between the two positioning assemblies, a support pillar is fixed to an inner end of the base, and the support pillar is used for supporting the leg hinge base.