CN217890727U

CN217890727U - A location frock for interior portal bottom end rail assembly

Info

Publication number: CN217890727U
Application number: CN202221707389.XU
Authority: CN
Inventors: 孙安朕; 徐洪俊; 白千; 宋骏
Original assignee: Anhui Heli Co Ltd
Current assignee: Anhui Heli Co Ltd
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2022-11-25
Anticipated expiration: 2032-07-01

Abstract

The utility model discloses a positioning tool for an inner portal lower beam assembly, which comprises a bottom plate, wherein a positioning component and a supporting component are fixedly arranged on the bottom plate, the positioning component is used for limiting a front cylinder seat on the lower beam assembly, and the supporting component is used for supporting a bending piece on the lower beam assembly; the positioning assembly comprises a limiting rod fixed to the middle of the front cylinder base and a propping block extruding the front cylinder base; the utility model discloses, through set up locating component to carry on spacing, support the bottom of the curved piece of supporting component fifty percent discount, the stop pin fifty percent discount curved piece supports tightly on the middle part of preceding jar seat on the bottom plate to realize the location to preceding jar seat and curved piece, need not to rule and one-man can accomplish the operation, the packaging efficiency is high; meanwhile, the supporting assembly can completely support the bending piece to enable the bending piece to be completely attached to the bottom surface of the front cylinder base without being influenced by the bending angle of the bending piece, and the height deviation caused by the bending angle error of the bending piece can be eliminated through positioning of the tool.

Description

A location frock for interior portal bottom end rail assembly

Technical Field

The utility model relates to a portal technical field in the fork truck, concretely relates to a location frock for fork truck's interior portal bottom end rail assembly.

Background

The inner door frame is a bearing structure of the forklift object taking device. Along with the increasing variety of the forklift gantries, the structural styles of the lower beam assembly of the inner gantry are increased; fig. 1 shows a structure diagram of a lower beam assembly, in the present application, the lower beam assembly is composed of a bending member 6 and a front cylinder base 5, fig. 1 also shows an assembly diagram of the bending member 6 and the front cylinder base 5, wherein the bending member 6 is an arc-shaped structure, the front cylinder base 5 is arranged in a conical structure, and a through hole is formed in the middle of the front cylinder base; when the lower beam assembly is installed, the front cylinder base 5 is clamped on the bending piece 6 to form the lower beam assembly of the lower beam assembly; the lower beam assembly is mainly suitable for an inner door frame of a 2-3.5T special vehicle for the lithium battery;

however, as the use of welding robots is popularized, the requirement on the assembly accuracy of the lower beam assembly is higher and higher. Wherein the marking assembly is adopted before the lower beam assembly of the inner door frame of the lithium battery special vehicle 2-3.5T, the assembly precision is deviated due to unstable control of the bending size of a bending piece, so that the front cylinder seat and the bending piece cannot be jointed, unable satisfied drawing requirement, and then need longer man-hour, influence the efficiency of equipment, provide a location frock for interior portal bottom end rail assembly based on this application, solve the aforesaid not enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a location frock for interior portal bottom end rail assembly to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a positioning tool for an inner portal lower beam assembly comprises a bottom plate, wherein a positioning component and a supporting component are fixedly arranged on the bottom plate, the positioning component is used for limiting a front cylinder seat on the lower beam assembly, the supporting component is used for supporting a bending piece on the lower beam assembly, and the supporting component is positioned on the outer side of the positioning component;

the positioning component comprises a limiting rod fixed in the middle of the front cylinder base and a propping block extruding the front cylinder base.

As a further aspect of the present invention: the positioning assembly also comprises a positioning base and a rotating shaft; the positioning base is detachably arranged on the bottom plate; the tail part of the limiting rod penetrates through the positioning base and then is inserted into the opening on the front cylinder base for connection;

one end of the abutting block is rotatably connected to the side face of the positioning base through a rotating shaft, and the other end of the abutting block abuts against the front cylinder base.

As a further aspect of the present invention: the positioning base is fixedly provided with a fixing pin, and the fixing pin is positioned below the abutting block and used for limiting the abutting block.

As a further aspect of the present invention: the supporting component comprises a supporting rod, an elastic piece and a floating head, wherein the supporting rod is fixedly arranged on the bottom plate;

the elastic piece and the floating head can be detachably arranged on the supporting rod, the floating head is positioned above the elastic piece, and the floating head supports the bottom of the bending piece.

As a further aspect of the present invention: the support rod is fixedly provided with a bulge which supports the elastic piece.

As a further aspect of the present invention: the inner side of the floating head is provided with a sliding chute which is connected with the supporting rod in a sliding way.

As a further aspect of the present invention: the supporting components are provided with four groups and are fixedly arranged at four corners of the bottom plate respectively to support the four corners of the lower cross beam.

As a further aspect of the present invention: the bottom plate is fixedly provided with a stop pin, the stop pin is positioned on the outer side of the supporting component, and the stop pin is used for limiting the outer side of the bending part.

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

firstly, the middle part of the front cylinder seat is limited by arranging the positioning assembly on the bottom plate, the bottom of the bent piece is supported by the supporting assembly, and the bent piece is abutted by the stop pin, so that the front cylinder seat and the bent piece are positioned, the operation can be completed by one person without scribing, and the assembly efficiency is high;

secondly, the elastic part and the floating head in the supporting assembly can completely support the bent part, so that the bent part is completely attached to the bottom surface of the front cylinder seat and is not influenced by the bending angle of the bent part, the height deviation caused by the dimension error of the arc part of the bent part can be eliminated through the positioning of the tool, and the positioning dimensions of the front cylinder seat and the bent part can be ensured to meet the requirements of a drawing;

finally, the abutting block on the positioning assembly rotates to extrude and fix the front cylinder base, and the limiting rod on the positioning assembly limits the middle position of the front cylinder base, so that the positions of the front cylinder base and the bending piece are further ensured to be stable; meanwhile, the elastic piece in the supporting assembly is arranged, so that the vertical direction of the bending piece can be adjusted, and the flexibility of the bending piece in positioning is improved.

Drawings

FIG. 1 is an assembly view of the front cylinder base and a bending piece;

fig. 2 is a schematic structural view of a positioning tool for an inner gantry lower beam assembly of the present invention;

fig. 3 is a cross-sectional view of the support assembly of the present invention;

fig. 4 is a schematic structural view of the positioning assembly of the present invention;

FIG. 5 is an assembly drawing of a front cylinder base, a bending piece and a positioning tool;

description of the reference numerals: 1. a base plate; 2. a support assembly; 201. a support bar; 202. an elastic member; 203. a floating head; 3. a stop pin; 4. a positioning assembly; 401. positioning a base; 402. a fixing pin; 403. a rotating shaft; 404. a propping block; 405. a limiting rod; 5. a front cylinder base; 6. a bending piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Fig. 1 shows a structure diagram of a lower beam assembly after a front cylinder base 5 and a bent part 6 are assembled, the lower beam assembly of the inner gantry of the present application is composed of a bent part 6 and a front cylinder base 5, the bent part 6 is in an arc-shaped structure, the front cylinder base 5 is in a cone shape, and a through hole is formed in the middle position of the front cylinder base 5 and used for installing other parts in a forklift; when the lower cross beam assembly is assembled, the front cylinder block 5 is inserted into the bent piece 6.

Referring to fig. 2, the positioning tool for the inner portal lower beam assembly comprises a bottom plate 1, a positioning assembly 4, a supporting assembly 2 and a stop pin 3; the positioning component 4 is detachably arranged on the bottom plate 1 by adopting a bolt or a pin shaft, and the supporting component 2 and the stop pin 3 are fixedly arranged at the middle position of the bottom plate 1;

as shown in fig. 2, four sets of support assemblies 2 can be arranged and equidistantly arranged on the bottom plate 1, the bending member 6 is supported from four corner positions of the bottom of the bending member, and the four sets of support assemblies 2 are equidistantly distributed to ensure that the bending member 6 is kept stable;

in another embodiment, the other above, the difference is: two groups of supporting components 2 can be arranged, the two groups of supporting components 2 are fixedly arranged on two sides of the bottom plate 1 and support two sides of the bent part at lower positions;

it should be noted that three, five or six groups of support assemblies 2 can be arranged and distributed on two sides of the bottom plate 1, and the specific number needs to be selected by an operator according to actual situations on site; the lower two sides of the bent part are supported, and the bent part can be guaranteed to be kept stable during installation.

In a further implementation, referring to fig. 3, the supporting assembly 2 includes a supporting rod 201 fixed on the bottom plate 1, an elastic member 202 and a floating head 203; wherein, the elastic part 202 and the floating head 203 can be both detached and arranged on the supporting rod 201, the floating head 203 is positioned above the elastic part 202, and the floating head 203 supports the bottom of the bending part; it should be noted that, the elastic member may be a spring or an elastic pad, and the spring or the elastic pad may be sleeved on the outside of the supporting rod 201. A convex part is fixedly arranged at the upper and lower position of the supporting rod 201; the protrusion supports the elastic member 202.

As further shown in fig. 3, the floating head 203 is further provided with a sliding slot at an inner side thereof, and the sliding slot is slidably connected to the supporting rod 201. It should be noted that the floating head 203 may be made of an elastic material, such as rubber or other elastic materials, according to the needs of the operator; the bending part 6 can be protected by elastic materials.

As shown in fig. 2 and 5, the stop pins 3 of the present application are provided in four groups, two groups are provided at the outer side of the support component 2, and limit the side surface of the bending member 6; the other two groups are arranged at the rear side of the supporting component 2 and limit the rear side of the bending part 6;

in another embodiment, the other above, the difference is: six groups of stop pins 3 can be arranged, two groups of stop pins are respectively arranged on two sides of the top of the bottom plate 1 and on the outer side of the supporting component 2, and the left side and the right side of the bending component 6 are limited; the other two sides are distributed at the rear side of the supporting component 2, and the rear side of the bent piece 6 is limited, so that the stability of the bent piece 6 is ensured;

it should be noted that the specific number of the stop pins 3 can be selected by an operator according to actual field conditions, that is, the actual size of the lower beam; the stop pin 3 can be designed into a column or a barrel, and the specific shape is selected according to the field situation.

As shown in fig. 2, the positioning assembly 4 is detachably disposed at the middle position of the bottom plate 1, and it should be noted that an operator at the specific position of the positioning assembly 4 also needs to select according to actual conditions on site, so that the operator can limit the middle of the front cylinder seat on the lower cross beam.

Further, referring to fig. 4, the positioning assembly 4 includes a positioning base 401, a limiting rod 405, a rotating shaft 403 and a fastening block 404; the positioning base 401 is composed of a vertical rod and a cross rod, the vertical rod is arranged on the cross rod, and the vertical rod and the cross rod are of an integrated structure; mounting holes are formed in the cross rods, and an operator can fix the positioning base 401 to the bottom plate 1 by using bolts or pin shafts to penetrate through the mounting holes;

the head of the limiting rod 405 penetrates through the positioning base 401 and then is inserted into the through hole on the front cylinder base 5, so that the front cylinder base 5 can be limited; the diameter of the head of the limiting rod 405 is smaller than that of the through hole on the front cylinder seat 5, so that the head of the limiting rod can be inserted into the through hole;

in another embodiment, the other above, the difference is: the limiting rod 405 can be selected from bolts, the rod part of each bolt can penetrate through the positioning base 401 in a threaded manner and then be inserted into the through hole of the front cylinder base 5, at the moment, a hole which is formed in the positioning base 401 and matched with the limiting rod 405 needs to be a threaded hole, and the bolts can be selected to enable the limiting rod 405 to have a certain anti-skidding effect when limiting is carried out;

in another embodiment, the other above, the difference is: the stop rod 405 may be selected to use a bolt, and when the front cylinder block 5 is aligned, the bolt is directly inserted through the positioning base 401 and then inserted into the through hole of the front cylinder block 5.

In the application, referring to fig. 4, one abutting block 404 is provided, wherein one end of the abutting block 404 is rotatably connected to one side of a vertical rod on the positioning base through a rotating shaft 403, the other end of the abutting block can abut against the front cylinder seat, and then the abutting block 404 is limited by using a fixing pin 402 which is also arranged on one side of the vertical rod; namely, when the abutting block 404 rotates to the state that the bottom plate 1 is parallel, the abutting block 404 can extend out of the positioning base 401 and firmly abut against the front cylinder seat; at this time, the fixing pin 402 contacts with the abutting block 404, and is also the maximum angle at which the abutting block 404 can rotate; it should be noted that, referring to the position of the supporting block 404 in fig. 4, the length of the supporting block 404 in the X-axis direction is longer than the length of the vertical rod in the positioning base in the X-axis direction, that is, when the supporting block is parallel to the bottom plate, one end of the supporting block can go beyond the vertical rod to press the front cylinder base 5.

In another embodiment, the other above, the difference is: two groups of abutting blocks 404 are arranged, the two groups of abutting blocks 404 are respectively connected to two sides of the vertical rod in a rotating mode through rotating shafts 403, meanwhile, two groups of fixing pins 402 are also arranged, and the corresponding abutting blocks 404 are extruded; namely, each side of the vertical rod is provided with a fixing pin 402 for limiting the abutting blocks 404 on different sides; the two sets of the abutting blocks 404 are provided to further ensure the stability of the front cylinder block 5.

The tool is simple in structure, the tool is fixed stably, and the assembling efficiency of the tool is improved; the specific operating principle is as follows:

when the bending tool is used, the positioning tool is hoisted to a required workbench or required equipment, then the bending piece 6 is transported to the position above the positioning tool, and then the bending piece 6 is supported by the supporting component 2 arranged on the bottom plate 1 and is supported by a certain height; then, limiting two direction positions of the bent piece 6 through a stop pin 3 arranged on the bottom plate 1 (shown in figure 5), and further completing the positioning of the bent piece 6;

then carry preceding cylinder block 5 to the piece 6 top of bending, insert in preceding cylinder block 5 through gag lever post 405 afterwards, then through rotating to support tight piece 404, will support tight piece 404 and support preceding cylinder block 5, accomplish the location to preceding cylinder block 5, because the elasticity of elastic component 202 can only support the piece 6 of bending on the supporting component 2, and can't support the bottom end rail assembly, consequently can make the bottom surface of bending 6 and preceding cylinder block 5 laminate completely under the elastic action of elastic component 202, accomplish the location to the bottom end rail assembly so far.

Although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such descriptions are provided for clarity, and it is understood that the specification is incorporated herein by reference, and the embodiments described in each embodiment may be combined as appropriate to form other embodiments, which will be apparent to those skilled in the art.

Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all the equivalent changes made within the scope of the claims of the present application are the protection scope of the claims of the present application.

Claims

1. The utility model provides a location frock for interior portal bottom end rail assembly, includes bottom plate (1), its characterized in that: the bottom plate (1) is fixedly provided with a positioning component (4) and a supporting component (2), the positioning component (4) is used for limiting a front cylinder seat on the lower cross beam assembly, the supporting component (2) is used for supporting a bending piece on the lower cross beam assembly, and the supporting component (2) is positioned on the outer side of the positioning component (4);

the positioning assembly (4) comprises a limiting rod (405) fixed to the middle of the front cylinder base and a pressing block (404) extruding the front cylinder base.

2. The positioning tool for the inner door frame lower beam assembly according to claim 1, characterized in that: the positioning component (4) also comprises a positioning base (401) and a rotating shaft (403);

the positioning base (401) is detachably arranged on the bottom plate (1); the tail part of the limiting rod (405) penetrates through the positioning base (401) and then is inserted into the opening hole in the front cylinder base for connection;

one end of the abutting block (404) is rotatably connected to the side surface of the positioning base (401) through a rotating shaft (403), and the other end abuts against the front cylinder seat.

3. The positioning tool for the inner portal lower beam assembly according to claim 2, wherein the positioning tool comprises: the positioning base (401) is fixedly provided with a fixing pin (402), and the fixing pin (402) is located below the abutting block (404) and used for limiting the abutting block.

4. The positioning tool for the inner portal lower beam assembly according to claim 1, wherein the positioning tool comprises: the supporting component (2) comprises a supporting rod (201) fixedly arranged on the bottom plate (1), an elastic piece (202) and a floating head (203);

the elastic piece (202) and the floating head (203) can be detachably arranged on the supporting rod (201), the floating head (203) is positioned above the elastic piece (202), and the floating head (203) supports the bottom of the bending piece.

5. The positioning tool for the inner door frame lower beam assembly according to claim 4, characterized in that: the support rod (201) is fixedly provided with a convex part which supports the elastic part (202).

6. The positioning tool for the inner portal lower beam assembly according to claim 4, wherein the positioning tool comprises: the inner side of the floating head (203) is provided with a sliding chute which is connected with the supporting rod (201) in a sliding way.

7. The positioning tool for the inner portal lower beam assembly according to claim 1, wherein the positioning tool comprises: four groups of supporting components (2) are arranged and are fixedly arranged at four corners of the bottom plate (1) respectively to support the four corners of the lower cross beam.

8. The positioning tool for the inner door frame lower beam assembly according to claim 1, characterized in that: the bottom plate (1) is fixedly provided with a stop pin (3), the stop pin (3) is positioned on the outer side of the supporting component (2), and the stop pin (3) is used for limiting the outer side of the bent part.