CN220296276U

CN220296276U - Integrated assembly and welding mechanism for tail frame of forklift of internal combustion vehicle

Info

Publication number: CN220296276U
Application number: CN202321887809.1U
Authority: CN
Inventors: 彭文涛; 代铮; 郑思宇
Original assignee: Heli Industrial Vehicle Panjin Co ltd
Current assignee: Heli Industrial Vehicle Panjin Co ltd
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2024-01-05
Anticipated expiration: 2033-07-18

Abstract

The utility model discloses an integrated assembly and welding mechanism for a forklift tail frame of an internal combustion engine, which comprises a base plate, wherein bases are arranged on two sides of the upper end face of the base plate, a pressing assembly is arranged at the position, located in the middle of the two bases, of the upper end face of the base plate, two positioning bases are arranged on the upper end face of the base plate, a limiting assembly is arranged at the position, close to the side edge, of the upper end face of the base plate, and a first positioning assembly, a second positioning assembly and a quick clamp are arranged at the upper ends of the two bases. The utility model has simple structure, can realize the integrated on-line welding of product assembly and welding, reduce the secondary positioning and hoisting work, improve the production efficiency, ensure the stability of the structural dimension of the product, ensure the smooth demoulding of the product and realize accurate positioning.

Description

Integrated assembly and welding mechanism for tail frame of forklift of internal combustion vehicle

Technical Field

The utility model relates to the technical field of assembly of tail frames of diesel forklifts, in particular to an integrated assembly and welding mechanism of tail frames of diesel forklifts.

Background

The common tail frame of the internal combustion forklift is formed by assembling and welding profile steel, and has the functions of supporting the counterweight of the forklift, bearing the weight of the whole forklift and connecting a hydraulic oil tank and a fuel tank of the frame, and can be used for installing a silencer, a radiator, a steering axle, related electrical components and the like on the tail frame.

In the production process of the tail frame of the existing diesel fork truck, a die is required to be assembled firstly, the die is removed after spot welding is finished, and then the tail frame is lifted to a position changing machine for clamping and welding. Under the existing automatic production condition, demolding and welding are carried out after assembly is completed, so that the working efficiency is affected, and efficient production cannot be carried out.

Disclosure of Invention

The utility model aims to provide an integrated assembly and welding mechanism for a forklift tail frame of an internal combustion engine, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an integrative mechanism of diesel locomotive fork truck tailstock assembly welding, includes the bed plate, the base is all installed to the both sides of bed plate up end, and the clamping assembly is installed in the position that the bed plate up end is located two base middle parts, and two location bases are installed to the up end of bed plate, and the spacing subassembly of side position is close to the bed plate up end, and first locating component, second locating component and quick anchor clamps are all installed to the upper end of two bases.

As a further scheme of the utility model: the base plate is provided with a 'Pin' -shaped opening at the position of the middle part, and the four corners of the base plate are respectively provided with a pressing notch for fixing the base plate of the universal positioner.

As a further scheme of the utility model: the base is of an inverted C shape, three through holes which are arranged in parallel are formed in two sides of the base, a first locating pin is inserted into the through holes in the middle of the base, and inner hexagon bolts connected with the base plate are inserted into the other two through holes.

As a further scheme of the utility model: the compressing assembly comprises a boss arranged at the upper end of the base plate, and a compressing head is detachably arranged at the upper end of the boss.

As a further scheme of the utility model: four positioning seats are arranged on the upper end face of the base plate, and the upper end faces of the four positioning seats are flush.

As a further scheme of the utility model: the limiting assembly comprises a rotating seat vertically arranged on a base plate, a shaft sleeve is arranged on the outer side wall of the rotating seat, the outer side wall of the shaft sleeve is connected with a positioning plate, two second positioning pins are arranged on the positioning plate, a stop block is arranged at the upper end of the base plate, and the stop block is detachably connected with the positioning plate through a locking bolt.

As a further scheme of the utility model: the first positioning assembly and the second positioning assembly are connected with the base through bolts, and the contact surfaces of the first positioning assembly and the second positioning assembly and the tail frame of the bulk forklift are provided with a certain inclination angle.

As a further scheme of the utility model: screw hanging rings are arranged at positions, close to four corners, of the upper end face of the base plate.

As a further scheme of the utility model: the quick clamp consists of a welding piece connected with the base and a chuck arranged on the welding piece.

Compared with the prior art, the utility model has the beneficial effects that: the utility model has novel structure, realizes the integrated on-line welding of product assembly and welding, reduces the secondary positioning and hoisting work, improves the production efficiency, and simultaneously ensures the stability of the structural dimension of the product by using the positioning mechanism. The rotary positioning mechanism can ensure smooth demolding and accurate positioning of the product. The reserved opening position of the mechanism meets the welding requirement of the tail frame of the bulk forklift, and online welding can be realized.

Drawings

FIG. 1 is a schematic diagram of an integrated assembly and welding mechanism according to the present utility model;

FIG. 2 is a schematic view of an assembly 1 of the assembly and welding integrated mechanism of the present utility model;

FIG. 3 is a schematic view of an assembly 2 of the present utility model;

FIG. 4 is a schematic view of a spacing assembly of the present utility model;

FIG. 5 is a schematic view of a compression assembly of the present utility model;

FIG. 6 is a schematic view of a quick clamp of the present utility model;

fig. 7 is a schematic view of a forklift truck tailstock according to the present utility model.

In the figure: 1. a base plate; 2. a base; 3. positioning a base; 4. a compression assembly; 41. a boss; 42. a compacting head; 5. a limit component; 51. a rotating seat; 52. a shaft sleeve; 53. a positioning plate; 54. a second positioning pin; 55. a stop block; 56. a locking bolt; 6. a first positioning assembly; 7. a second positioning assembly; 8. a positioning seat; 9. screw hanging rings; 10. a first positioning pin; 11. an inner hexagon bolt; 12. a quick clamp; 121. a welding member; 122. a chuck; 13. a bottom plate; 14. a first wing plate; 15. a second wing plate; 16. a bracket; 17. a riser; 18. reinforcing the bending plate; 19. and a limiting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only 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. 1-7, in an embodiment of the utility model, an integrated assembly and welding mechanism for a forklift tail frame of an internal combustion engine comprises a base plate 1, wherein bases 2 are installed on two sides of an upper end surface of the base plate 1, a compression assembly 4 is installed at a position, located in the middle of the two bases 2, of the upper end surface of the base plate 1, two positioning bases 3 are installed on the upper end surface of the base plate 1, a limiting assembly 5 is arranged at a position, close to a side edge, of the upper end surface of the base plate 1, and a first positioning assembly 6, a second positioning assembly 7 and a quick clamp 12 are installed at the upper ends of the two bases 2.

Specifically, the base plate 1 can be used for positioning and fixing the positions of the base 2, the positioning base 3, the pressing assembly 4, the limiting assembly 5 and the positioning seat 8 and providing a plane position, and meanwhile, the positioning base 3, the pressing assembly 4, the limiting assembly 5, the first positioning assembly 6, the second positioning assembly 7 and the quick clamp 12 can be used for positioning bulk forklift tail frames to be welded respectively, so that the bulk forklift tail frames after positioning are conveniently and uniformly welded.

Referring to fig. 1, in an embodiment, in order to ensure the welding efficiency of the tail frame of the bulk forklift, in this embodiment, preferably, a "delta" opening is formed at the position of the middle part of the base plate 1, and compression notches for fixing with the universal positioner base are respectively formed at four corners of the base plate 1, so that the welding gun can conveniently and smoothly enter and weld the tail frame of the bulk forklift according to the position of the welding seam of the tail frame of the bulk forklift, and the situation that the welding gun is blocked from welding when welding the tail frame of the bulk forklift is avoided.

Referring to fig. 1-3, in an embodiment, preferably, the base 2 is in an inverted C shape, the base plate 1 is provided with a notch, and the notch and the cavity of the base 2 form a welding gun channel, so as to ensure that a welding gun can smoothly enter the channel to perform subsequent welding of a tail frame of a bulk forklift, two sides of the base 2 are provided with three through holes arranged in parallel, wherein a first positioning pin 10 is inserted into the through hole positioned in the middle, and inner hexagon bolts 11 connected with the base plate 1 are inserted into the through holes positioned in the other two through holes, so that the positions of the clamp after disassembly and installation are consistent.

Referring to fig. 1 and 5, in one embodiment, preferably, the compressing assembly 4 includes a boss 41 installed at an upper end of the base plate 1, and a compressing head 42 is detachably installed at an upper end of the boss 41, so that the compressing head 42 is connected with the bottom plate 13 through the boss 41, the end of the compressing head 42 passes through the bulk forklift tail frame and moves downward while rotating, and finally the top of the bulk forklift tail frame is compressed by the compressing head 42, four positioning seats 8 are installed on an upper end surface of the base plate 1, and the upper end surfaces of the four positioning seats 8 are flush, so that the bottom of the bulk forklift tail frame is acted as a plurality of supporting points through the positioning seats 8, and a situation that the bulk forklift tail frame is inclined to one side easily occurs in a welding process during single-point supporting is avoided.

Referring to fig. 1 and 4, in one embodiment, preferably, the limiting assembly 5 includes a rotating seat 51 vertically installed on the base plate 1, a shaft sleeve 52 is installed on an outer side wall of the rotating seat 51, an outer side wall of the shaft sleeve 52 is connected with a positioning plate 53, two positioning holes adapted to the second positioning pins 54 are formed in the positioning plate 53, two second positioning pins 54 are installed on the positioning plate 53, a stop block 55 is installed at an upper end of the base plate 1, and the stop block 55 is detachably connected with the positioning plate 53 through a locking bolt 56.

Specifically, the shaft sleeve 52 can be positioned through the rotating seat 51, the positioning plate 53 can axially rotate along the rotating seat 51 under the action of the shaft sleeve 52, meanwhile, the bulk forklift tail frame can be positioned under the action of the two second positioning pins 54, the stop block 55 serves as a backup of the positioning plate 53, positioning of the rotating direction is achieved, locking is achieved through the locking bolt 56, and the lower parts of the rotating seat 51 and the stop block 55 are connected with the base plate 1 through the first positioning pin 10 and the inner hexagon bolt 11.

Referring to fig. 1-3, in an embodiment, preferably, the first positioning component 6 and the second positioning component 7 are both connected with the base 2 through bolts, and contact surfaces of the first positioning component 6 and the second positioning component 7 with the tail frame of the bulk forklift are both provided with a certain inclination angle, so that the contact surfaces are mainly aimed at ensuring the contact with the tail frame of the bulk forklift after being installed through the inclination angles of the first positioning component 6 and the second positioning component 7, and ensuring the angle of the tail frame of the bulk forklift.

Referring to fig. 1-3, in an embodiment, in order to facilitate lifting when changing the mold, in this embodiment, it is preferable that screw lifting rings 9 are mounted on the upper end surface of the base plate 1 at positions adjacent to four corners.

Referring to fig. 6, in one embodiment, the quick clamp 12 is preferably composed of a welding member 121 connected to the base 2 and a chuck 122 mounted on the welding member 121, and the main purpose of the quick clamp is to support the bulk forklift tail through the welding member 121 and press the bulk forklift tail through a pressing plate on the chuck 122, so as to facilitate subsequent welding.

Referring to fig. 7, in one embodiment, the truck tail frame is preferably welded by a bottom plate 13, a first wing plate 14, a second wing plate 15, a bracket 16, a riser 17, a reinforcing bending plate 18 and a limiting plate 19.

The working principle and the using flow of the utility model are as follows: firstly, staff places two front and back brackets 16 and brackets 16 on two front and back groups of positioning seats 8 respectively, two holes of the brackets 16 are attached to positioning pins of the positioning seats 8, the bottom surface is attached to the plane of the positioning seats 8, the relative positions of the two brackets 16 are guaranteed, secondly, the staff rotates and closes the limiting component 5, screws the locking bolt 56, positions the vertical plate 17 by using the positioning plate 53 and the second positioning pin 54, the vertical plate 17 is tightly attached to the positioning plate 53, after the second positioning pin 54 is installed in place, the side surface of the vertical plate 17 connected with the bracket 16 is spot-welded, the staff places the base of the cast steel in front of the bracket 16, the upper end of the cast steel is flush with the upper end of the bracket 16, the limiting block beside the positioning seats 8 is used for positioning, after the attachment of the spot-welded cast steel and the bracket 16 is completed, the staff places the bottom plate 13 above the bracket 16, the round process hole of the bottom plate 13 is primarily aligned and tightly aligned with the rear end of the bottom plate 13, and the vertical plate 17 is tightly aligned, and the positive pressure centering condition is visually adjusted. The bottom plate 13 is spot welded to the bracket 16 and the hold-down assembly 4 is screwed. The tail frame of the forklift is ensured not to drop, the front and back positions and the inclination angles of the wing plates 14 and 15 are positioned by utilizing the first positioning assemblies 6 on the bases 2 at the two sides, the positions where the wing plates 14 and 15 are connected with the bottom plate 13 are spot-welded, the reinforcing bending plates 18 are placed, the rear parts of the reinforcing bending plates 18 are aligned with the bottom plate 13, and the left side and the right side are attached to the second positioning assemblies 7 for centering adjustment. The reinforcement bent plate 18 is positioned and spot welded. The positioning base 3 is used for installing two side limiting plates 19. The three sides below, side and rear of the limiting plate 19 are tightly attached to the positioning base 3, and the joints of the limiting plate 19 and the wing plates 14 and 15 are spot-welded. With the quick clamp 12 and weld 121, the collet 122 positions the tank bracket and fits it to the edges of the wings 14, 15. Compacting. And checking the clamping condition of each part after the spot welding is finished. And starting welding after confirming no problem. After the welding is completed, the compression assembly 4 is unscrewed, the quick clamp 12 is opened, the locking bolt 56 is opened, and the limiting assembly 5 is rotated open. And demolding the tail frame of the bulk forklift. And (5) lifting out by using a crane.

Although the present disclosure describes embodiments, not every embodiment is described in terms of a single embodiment, and such description is for clarity only, and one skilled in the art will recognize that the embodiments described in the disclosure as a whole may be combined appropriately to form other embodiments that will be apparent to those skilled in the art.

Therefore, the above description is only of the preferred embodiments of the present application and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. The utility model provides an integrative mechanism of diesel vehicle fork truck tailstock assembly welding, includes bed plate (1), its characterized in that, base (2) are all installed to the both sides of bed plate (1) up end, and hold-down assembly (4) are installed in the position that bed plate (1) up end is located two base (2) middle parts, and two location bases (3) are installed to the up end of bed plate (1), and spacing subassembly (5) of side position are close to bed plate (1) up end, and first locating component (6), second locating component (7) and quick anchor clamps (12) are all installed to the upper end of two base (2).

2. The integrated assembly and welding mechanism for the tail frame of the forklift truck of the internal combustion engine according to claim 1, wherein the base plate (1) is provided with a 'delta' opening at the middle part, and four corners of the base plate (1) are respectively provided with a pressing notch for fixing with a base of a universal positioner.

3. The forklift tail frame assembly and welding integrated mechanism for the internal combustion engine of claim 1, wherein the base (2) is of an inverted-C shape, three through holes which are arranged in parallel are formed in two sides of the base (2), a first positioning pin (10) is inserted into the through hole in the middle, and inner hexagon bolts (11) connected with the base plate (1) are inserted into the inner portions of the two other through holes.

4. The integrated assembly and welding mechanism for the tail frames of the forklift trucks of the internal combustion engine according to claim 1, wherein the pressing assembly (4) comprises a boss (41) arranged at the upper end of the base plate (1), and a pressing head (42) is detachably arranged at the upper end of the boss (41).

5. The integrated assembly and welding mechanism for the tail frames of the forklift truck of the internal combustion engine according to claim 1, wherein four positioning seats (8) are arranged on the upper end face of the base plate (1), and the upper end faces of the four positioning seats (8) are flush.

6. The forklift tail frame assembly and welding integrated mechanism for the internal combustion engine of claim 1, wherein the limiting assembly (5) comprises a rotating seat (51) vertically arranged on a base plate (1), a shaft sleeve (52) is arranged on the outer side wall of the rotating seat (51), the outer side wall of the shaft sleeve (52) is connected with a positioning plate (53), two second positioning pins (54) are arranged on the positioning plate (53), a stop block (55) is arranged at the upper end of the base plate (1), and the stop block (55) is detachably connected with the positioning plate (53) through a locking bolt (56).

7. The integrated assembly and welding mechanism for the tail frame of the forklift truck according to claim 1, wherein the first positioning assembly (6) and the second positioning assembly (7) are connected with the base (2) through bolts, and contact surfaces of the first positioning assembly (6) and the second positioning assembly (7) with the tail frame of the forklift truck are provided with a certain inclination angle.

8. The integrated assembly and welding mechanism for the tail frame of the forklift truck of the internal combustion engine according to claim 1, wherein screw hanging rings (9) are arranged at positions, close to four corners, of the upper end face of the base plate (1).

9. The integrated assembly and welding mechanism for the tail boom of a diesel vehicle according to claim 1, characterized in that said quick clamp (12) is composed of a welding member (121) connected with the base (2) and a clamping head (122) mounted on the welding member (121).