KR101648977B1

KR101648977B1 - Jig device for floor frame assembling of special vehicle loading box

Info

Publication number: KR101648977B1
Application number: KR1020150055538A
Authority: KR
Inventors: 김수덕
Original assignee: 주식회사 골드밴
Priority date: 2015-04-20
Filing date: 2015-04-20
Publication date: 2016-08-19

Abstract

An object of the present invention is to provide a jig for floor frame assembling of a specially equipped truck, which is capable of easily and accurately fixing an assembling and welding position of a floor frame which is a basic skeleton of a specially equipped cargo rack.
To this end, according to the present invention, there is provided a table comprising: a table horizontally installed on a floor; a plurality of first and second center members fixed at predetermined intervals along the longitudinal direction of the table; A center clamping unit, a plurality of positioning pins arranged side by side in the width direction of the table, respectively, for determining positions of cross members disposed at regular intervals across the first and second center members, And a side clamping unit provided on the edge of the width direction at a predetermined interval along the longitudinal direction and fixing the side members coupled to both ends of the cross member to the table, .

Description

TECHNICAL FIELD [0001] The present invention relates to a jig device for assembling a floor frame of a specially equipped car loading box.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a jig device for assembling a floor frame of a specially equipped truck, and more particularly, to a jig device for assembling a floor frame, To a jig device for assembling a floor frame of a specially equipped car stack capable of preventing quality deterioration and defects such as distortion.

A vantype truck, commonly referred to as a "top-up" truck, which is made up of a top-clad cargo platform, is capable of loading various cargoes more safely and efficiently, as well as carrying and loading and unloading cargo. It is widely used as a specially designed car for the transportation of cargo.

Such a van-type freight car is classified into a wing-bodied type, a shuttered door type, a converter beveled type, and a sliding door type depending on the opening and closing manner of a loading car. Most of the van-type freight cars are modified by a commercial vehicle In which a certain size of loading box is assembled successively.

Particularly, when assembling a floor frame, which is a structure constituting the basic skeleton of a loading box, a center member 1, a cross member 2 and an angle side member 3 in the form of a beam or a channel, And then welding them to each other.

Conventionally, in the step of assembling such a floor frame by welding, a pair of center members 1 are placed at a predetermined interval on the floor of a worksite or on the ground in accordance with the size of a car to be manufactured to meet the standard of a commercial vehicle, And the cross member 2 is lifted at regular intervals along the longitudinal direction of the center member 1 to adjust the width according to a predetermined level and then the leveling unit and the crane Since the angle member 4 is welded to the mutually intersecting portion in the state of being aligned horizontally and the side member 3 is welded while aligning the horizontal position with the edge thereof, The efficiency of the work depends greatly on the degree of sincerity, which results in a labor cost and a large amount of work time.

In addition, since the assembling quality is different according to the skill level of the operator, it is difficult to assure a uniform quality such as being assembled in a twisted state. In this case, the load in the loading box is easily tilted to one side due to inclination of the loading box. There is a risk of safety accidents such as the risk of overturning of the vehicle while driving.

KR 10-0902514 B1 (2009.06.05) KR 10-0907057 B1 (2009.07.02) KR 10-1331423 B1 (2013.11.14) KR 10-1336957 B1 (2013.11.28) KR 10-1372611 B1 (2014.03.04)

Accordingly, the present inventor has intensively focused on solving limitations and problems that are basically required when assembling and welding the floor frame in the same manner as the conventional method considering the above-mentioned matters in detail, so that the work time required for assembly and welding of the floor frame And workforce are reduced to improve work efficiency and productivity, as well as to achieve uniformity of assembly quality, and to develop a jig for floor frame assembly that can be used universally regardless of the size (standard) of a commercial vehicle As a result, the invention was invented as a result.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a jig for floor frame assembly of a specially equipped truck, which enables a floor frame to be easily and accurately assembled without twisting.

Another object of the present invention is to provide a jig for a floor frame assembly of a specially equipped truck, which can be used universally regardless of the size (standard) of a commercial vehicle, In order to solve the problem.

According to an aspect of the present invention, there is provided an information processing apparatus including a table horizontally installed on a floor, a table having a plurality of A center clamping unit installed at both sides of the table so as to fix the first and second center members at regular intervals on the table; A plurality of positioning pins for respectively determining the positions of the cross members arranged in the longitudinal direction of the table and a plurality of side members, And a side clamping unit that fixes the side clamping unit A jig for a floor frame assembly is proposed.

Thus, the present invention can easily and accurately assemble the floor frame without warping, and can be widely used regardless of the sizes (dimensions) of various commercial vehicles and floor frames. In addition, uniformity in quality due to mass production can be ensured have.

In a preferred embodiment of the present invention, a plurality of posts are provided on both sides in the width direction of the table at regular intervals along the longitudinal direction thereof, and a post having a predetermined height with respect to the table, And a panel clamping unit for fixing a floor panel coupled to an upper portion of the side members; an X-axis beam installed on the upper side of the posts along a longitudinal direction of the table; And a Y-axis beam coupled by the X-axis linear guide and slidable in the longitudinal direction of the table, and a welder coupled by the Y-axis beam and the Y-axis linear guide so as to be slidable in the width direction of the table The efficiency and convenience of the work in the welding work of the floor panel Can be greatly improved.

Further, in a preferred embodiment of the present invention, the center clamping unit includes a plurality of reference holes formed in a predetermined pattern on the upper surface of the table, a support bracket fixed to the table at a specific position by bolting, And a center actuator disposed opposite to the support bracket and pushing the first or second center member toward the support bracket so as to be in close contact with the support bracket. Thus, the center actuator can be used universally regardless of the size of the floor frame.

Further, in a preferred embodiment of the present invention, the side clamping unit comprises: a first clamp that fixes a side member, which is mounted on both sides in the width direction of the table, A first side actuator for rotating and holding the side member in a fixed state by rotating the first clamp with the rotation center as a center of rotation and a side member mounted slidably on both sides in the width direction of the table, A guide slot provided on both sides of the table in the width direction to guide sliding movement of the second clamp and a second clamp being slidably moved along the guide slot, And a second side actuator for holding and releasing the second side actuator As it can be used universally, regardless of the size of the floor frame (standard).

An embodiment of the present invention having the means and structure for achieving the above object and the technical object of the present invention is to provide a floor member having a center member, a cross member, and a side member forming a floor frame on a table in a horizontal and parallel state, The floor frame can be prevented from being twisted or moved during the welding process, and the welding operation can be performed more easily and accurately.

Therefore, it is possible to greatly reduce the labor and time required for assembly work of the floor frame, greatly improve the work efficiency and productivity, and unlike the conventional method in which all processes are manually performed, the occurrence of safety accidents and the defect rate are minimized, Uniform and good quality can always be obtained regardless of

In addition, the center clamping unit, the positioning pin, and the side clamping unit can be fixed on the table by appropriately adjusting the arrangement interval and the fixing position between the center member, the cross member, and the side members according to the size It is not necessary to provide a plurality of jig devices corresponding to specifications and sizes (specifications) of various types of vehicles, and the efficiency of the work space can be greatly improved.

1 is a plan view showing an example of a floor frame for a specific car loading box.
2 is a front view showing a part of components of a jig device for floor frame assembly of a specially equipped truck according to an embodiment of the present invention.
3 is a plan view showing a part of components of a jig device for floor frame assembly of a specially equipped truck according to an embodiment of the present invention.
4 is a front view showing components of a part of a jig device for floor frame assembly of a specific-purpose car according to an embodiment of the present invention.
5 is a front view showing a part of components of a jig device for floor frame assembly of a specially equipped truck according to an embodiment of the present invention.
6 is a local perspective view illustrating a jig device for floor frame assembly of a specially equipped truck according to an embodiment of the present invention.

Hereinafter, embodiments according to the present invention will be described more specifically with reference to the accompanying drawings.

Prior to this, the following terms are defined in consideration of the functions of the present invention, and they are to be construed to mean concepts that are consistent with the technical idea of the present invention and interpretations that are commonly or commonly understood in the technical field of the present invention.

In the following description, well-known functions or constructions are not described in detail to avoid obscuring the subject matter of the present invention.

Hereinafter, the attached drawings are exaggerated or simplified in order to facilitate understanding and clarification of the structure and operation of the technology, and it is to be understood that each component does not exactly coincide with the actual size.

In addition, when a part includes an element, it does not exclude other elements unless specifically stated otherwise. It is to be understood that the term "part" The meaning of a term means a unit or module type that processes at least one function or operation, which can be implemented by hardware, software, or a combination of hardware and software.

In the following description, the Y-axis direction is defined as the X-axis direction in which the welding machine moves parallel to the plane of the drawing, and the Y-axis direction is perpendicular to the X-axis direction and parallel to the plane of the drawing.

2 to 6, a jig for floor frame assembly of a specially equipped truck according to an embodiment of the present invention includes a table 10, a center clamping unit 20, a positioning pin 30, a side clamping unit (Not shown), a post 50, a panel clamping unit 60, an X-axis beam 70, a Y-axis beam 80 and a welder 90 and a separate controller (not shown).

<Table>

The table 10 is a plate having a predetermined height at the bottom and a certain length in the X-axis direction and a constant width in the Y-axis direction by a foundation skeleton in which a frame such as a flat plate or a plurality of frames, So as to maintain a horizontal state with respect to the ground.

Here, the table 10 preferably has a structure in which a leg portion contacting with the floor is adjustable in height so as to be able to quickly and easily align the horizontal state with respect to the ground.

The center clamping unit 20 is provided at both sides of the upper surface of the table 10 to fix the first and second center members 1 at a predetermined interval on the table 10 at a predetermined interval A plurality of reference holes 21 formed at predetermined intervals and intervals on both sides of the upper surface of the table 10 as a preferred embodiment of the present invention and a plurality of reference holes 21, At least one pair of support brackets 22 fixed to a specific position of the table 10 by bolting and the first and second center members 1 arranged to face the support brackets 22 on both sides, And the first and second center actuators 23 pushing in the opposite direction to adhere to the support brackets 22 on both sides, respectively.

That is, since the first and second center members 1 have different intervals and sizes according to the sizes (specifications) of the loading boxes, the first and second center actuators 23 The interval between the first and second center actuators 23 and the support bracket 22 can be adjusted by bolting the supporting bracket 22 facing the facing side with the reference holes 21 at predetermined positions, The fixed positions of the first and second center members 1 relative to the table 10 can be easily and easily changed.

Here, the support bracket 22 is made of an "a" -shaped angle having a horizontal plane for tightly fixing to the upper surface of the table 10 and a vertical plane for close contact with the side surfaces of the first and second center members 1 The first and second center actuators 23 may be provided with a common actuator mechanism having a structure that advances or retreats when a control signal is transmitted to a drive source such as a compressor according to opening and closing of a switch and the cylinder rod is operated by hydraulic pressure or air pressure. An elastic member 23a which is elastically deformed by an external force and maintains a close contact state is formed at the end of the cylinder rod for smooth and stable contact with the side surface of the first and second center members 1 Of course.

At least two reference holes 21 and a corresponding support bracket 22 are provided to prevent the support bracket 22 from freely rotating or moving in a state where the support bracket 22 is bolted to the reference hole 21, It is preferable that bolts are securely fastened to each other through at least two or more bolt holes.

The number of the reference holes 21, the support bracket 22 and the first and second center actuators 23 are not limited to those shown in FIG. 3. The number of the reference holes 21, the first and second center actuators 23, Of course, be arranged.

A plurality of positioning pins 30 are provided on both sides in the width direction of the table 10 so as to respectively determine the fixing positions of the cross members 2 disposed at regular intervals over the first and second center members 1 And are arranged side by side at regular intervals.

That is, since the spacing or size of the cross members 1 varies depending on the size (standard) of the loading box, the cross members 2 are moved in the predetermined position to the positioning pins 30 The spacing and the fixed position of the cross members 2 with respect to the first and second center members 1 can be easily and easily determined.

Here, the positioning pins 30 can be installed at predetermined intervals or widths on the basis of the size (standard) or reference of the loading box on a frame such as a channel or an angle of the table 10.

The side clamping unit 40 is provided at both edges in the width direction of the table 10 to fix the side members 3 respectively coupled to both ends of the cross members 2 on the table 10 at regular intervals And a plurality of side members 3 mounted on both sides in the width direction of the table 10 and joined to both longitudinal ends of the cross member 2 by being fitted with pins 41 in the widthwise direction of the table 10, A first clamp 42 which fixes the side member 3 on the table 42 and a first clamp 42 which rotates the first clamp 42 by a link movement with the respective pins 41 as rotation centers, And a first side actuator 43 for releasing the first side actuator.

In another preferred embodiment of the present invention, the side members 3, which are slidably mounted on both widthwise sides of the table 10 and are engaged with both longitudinal ends of the cross member 2, are fixed on the table 10 A guide slot 45 provided on both sides of the table 10 in the width direction to guide the horizontal movement of the second clamp 44 and a second clamp 44 disposed along the guide slot 45, And a second side actuator 46 for sliding and moving the side member 3 to maintain and release the fixed state of the side member 3.

Here, any one of the second clamps 44 mounted on both sides of the table 10 in the width direction may be fixed to the table 10 in order to facilitate work and convenience. In this case, It is needless to say that it is not necessary to mount the guide slot 45 and the second side actuator 46 on the side of the second side wall 44. [

In another preferred embodiment of the present invention, the above-mentioned pin 41, the first clamp 42, the first side actuator 43, the second clamp 44, the guide slot 45 and the second site actuator 46) may be adopted and applied.

That is, since the width of the floor frame formed by the cross member 2 and the side member 3 varies according to the size (standard) of the loading box, the first clamp 42 installed at a predetermined position according to the maximum size (standard) The cross member 2 and the side member 3 can be fixed on the table 10 or the width of the floor frame formed by the cross member 2 and the side member 3 can be narrowed to form the first clamp 42 The position of the second clamp 44 is appropriately changed in accordance with the width of the cross member 2 and the side member 3 so that the cross member 2 and the side member 3 Can be fixed.

The first and second clamps 42 and 44 are fixed to the upper surface of the table 10 by fastening the side member 3 to the upper surface of the table 10, It can be in the form of hooks.

The first and second clamps 42 and 44 do not overlap with each other along the longitudinal direction of the table 10 so that the first and second clamps 42 and 44 are aligned with the positioning pins 30 on both sides in the width direction of the table 10 It can be used universally regardless of the size (standard) of the floor frame.

In addition, the first and second side actuators 43 and 46 may be configured to transmit control signals to a driving source such as a compressor when the switch is opened or closed, to move the cylinder rod in the horizontal direction to a predetermined position It is possible to adopt a conventional actuator mechanism or device of a backward structure. In addition, when the screw shaft is rotated, the nut moves up and down without friction or vibration due to the rotation of the ball. The ball screw or the servo motor is engaged with a gear drive system such as a rack and pinion to convert the rotary motion of the servomotor into a linear motion May be adopted. For example, by means such as an LM actuator or a lead screw.

It should be noted that the number of the side clamping units 40 is not limited to that shown in FIG. 3, but may be arranged in an appropriate number according to the minimum and maximum sizes (sizes) of the loading boxes.

<Post>

The post 50 includes a panel clamping unit 60 and a panel clamping unit 60 mounted at a predetermined height from the bottom of the table 10 to firmly support and support the X- and Y-axis beams 80 and 80 and the welder 90. [ And are provided on both sides in the width direction of the table 10 at a predetermined interval along the longitudinal direction thereof.

The panel clamping unit 60 is installed symmetrically with respect to a certain height of the posts 50 to fix the floor panel 5 to the top of the cross member 2 and the side member 3 on the table 10 have.

Here, as the panel clamping unit 60, a conventional actuator mechanism or device having a structure of advancing or retracting when a control signal is transmitted to a drive source such as a compressor by opening and closing a switch and the cylinder rod is operated by hydraulic pressure or air pressure The end of the cylinder rod may be provided with an elastic member which is elastically deformed by an external force to maintain a close contact with the side surface of the floor panel 5 for smooth and stable close contact.

<X-axis beam>

The X-axis beam 70 is provided on the upper side of the posts 50 arranged along the longitudinal direction of the table 10 for smooth sliding movement in the X-axis direction of the welder 90, and welders 90 Axis linear guide 71 for guiding smooth sliding movement in the X-axis direction of the X-axis linear guide 71 is mounted.

The X-axis linear guide 71 guides the welder 90 to move smoothly horizontally along the longitudinal direction of the table 10 while supporting the welder 90 to be precisely conveyed through the sliding movement of the rail and the slider block It is possible to adopt the application that the forces such as the inertia force and the offset load due to the transportation of the welder 90 are dispersed so that the smooth transfer can be performed.

<Y-axis beam>

The Y-axis beams 80 are installed across the X-axis beams 70 arranged on both sides of the table 10 in the width direction and are arranged on the lower surface of both ends so as to be slidable in the longitudinal direction of the table 10, And a block that linearly moves along a rail of an X-axis linear guide 71 mounted on the X-axis linear guide 70 is mounted.

A rail of a Y-axis linear guide 81 for guiding smooth sliding movement of the welder 90 in the Y-axis direction is mounted on the front surface of the Y-axis beam 80.

The welder 90 is slidably moved in the width direction of the table 10 in order to easily and safely weld the first and second center members 1, the cross members 2 and the side members 3 and the floor panel 5 Axis linear beam 80 and the Y-axis linear guide 81 so that the Y-

That is, a block of a Y-axis linear guide 81 that linearly moves along the rails of the Y-axis linear guide 81 mounted on the Y-axis beam 80 is attached to the welder 90.

The controller (not shown) not only controls the operation of the actuator according to the switch open / close signal and the detection signal of the sensor, but also sets and controls the overall operation of the apparatus.

In other words, the controller performs the actuator operation of the center actuator 23, the first and second side actuators 43 and 46 and the panel clamping unit 60 in a state in which the moving distance and the range suitable for the floor frame of the specified standard are set in advance Respectively.

Here, the controller may be provided in the form of an operation panel capable of directly operating a switch or the like or selecting and inputting a specific command.

The operation principle and the method of using the jig for floor frame assembly of the specially equipped truck according to the embodiment of the present invention will be described as follows.

First, as shown in FIG. 2, the fixing position of the support bracket 22 with respect to the reference hole 21 of the table is adjusted to a predetermined position in accordance with the size (standard) of the loading box to be manufactured, The first and second center members 1 are placed on the table 10 between the support bracket 22 and the first and second center actuators 23 and the controller is operated to move the first and second center actuators 23 The respective first and second center members 1 are pushed toward the support bracket 22 and brought into close contact with each other so that the first and second center members 1 are parallel to the table 10 in the horizontal direction.

In this state, when the cross members 2 are placed across the first and second center members 1 by using the positioning pins 30 at a predetermined position in accordance with the size (specification) of the load box, 2 are kept horizontally fixed on the table 10 perpendicularly to the first and second center members 1 at regular intervals.

In this state, the side members 3 whose cross-sectional shape is "a" -shaped are placed so as to surround the top and side surfaces of both ends of the cross members 2 and the first side actuator 43 is operated by operating the controller The first clamp 42 connected to the table 10 and the pin 41 is rotated toward the side member 3 by the linking motion about the pin 41. As a result, 1 clamps 42 are in a state in which the side members 3 are horizontally fixed on the table 10 while being perpendicular to the cross members 2 by bringing the side members 3 and the cross members 2 into close contact with the table 10 .

4, when the size (standard size) of the loading box is small or the width is small and the length of the cross member 2 is relatively short, when the controller is operated to operate the second site actuator 46, The second clamp 44 advances the second clamp 44 toward the side member 3 so that the side members 3 and the cross members 2 are brought into close contact with the table 10 Thereby stably maintaining the state in which the side members 3 are horizontally fixed on the table 10 while being perpendicular to the cross members 2.

In this state, the angles 4 are welded to the mutually intersecting portions of the first and second center members 1 and the cross members 2, and the contact between the cross members 2 and the side members 3 It is possible to complete the floor frame in a state of being warped or being horizontal without being distorted.

Thereafter, when the first and second center actuators 23 and the first and second site actuators 43 and 46 are operated in reverse by operating the controller, the respective cylinder rods return to their original positions, The state in which the two center members 1 are in close contact with the support bracket 22 and the state in which the first clamp 42 is in close contact with the side member 3 on the table 10 can be released.

On the other hand, when the floor panel 5 is placed on the cross members 2 and the side members 3 and the controller is operated to operate the panel clamping unit 60 as shown in Fig. 5, The floor panel 5 can be fixed on the table 10 and the floor panel 5 can be easily and accurately welded on the floor frame.

Thereafter, when the panel clamping unit 60 is reversely operated by operating the controller, the respective cylinder rods return to their original positions to release the fixed state of the floor panel 5 on the table 10, It is possible to easily separate the floor panel 5 and the assembled floor frame.

The jig device for assembling the floor frame of the specially equipped truck according to the embodiment of the present invention is configured such that the first and second center members 1, the cross members 2 and the side members 3 are horizontally and parallelly arranged in a predetermined position So that it is possible to easily and accurately weld without mutual warping, and it is possible to freely adjust and arrange the arrangement interval and the fixing position of the loading boxes according to the size (standard) of the loading boxes. Therefore, You can use it as an enemy.

In addition, the floor panel 5 can be stably fixed on the floor frame, so that the welding work can be performed more easily and accurately.

Therefore, labor and time required for assembling the floor frame can be greatly reduced, work efficiency and productivity can be greatly improved, and uniform and good quality can be always obtained irrespective of the skill of the operator.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments or constructions. Various changes and substitutions may be made without departing from the spirit and scope of the invention. It will be obvious to those skilled in the art that the present invention can be widely applied to other embodiments.

Therefore, it is to be understood that modifications and variations of the features of the present invention are intended to be included within the spirit and scope of the present invention.

10: Table 20: Center clamping unit
21: Reference hole 22: Support bracket
23: First and second center actuators
30: positioning pin 40: side clamping unit
41: pin 42: first clamp
43: first side actuator 44: second clamp
45: guide slot 46: second side actuator
50: Post 60: Panel clamping unit
70: X-axis beam 71: X-axis linear guide
80: Y-axis beam 81: Y-axis linear guide
90: Welding machine

Claims

A table horizontally installed on the floor;
A center clamping unit installed at both sides of the upper surface of the table at a predetermined interval along the longitudinal direction thereof and fixing the first and second center members on the table at regular intervals;
A plurality of positioning pins disposed parallel to both sides of the table in the width direction and each determining the position of cross members disposed at regular intervals over the first and second center members; And
A side clamping unit provided at a plurality of positions spaced apart along the longitudinal direction at a widthwise edge of the table and fixing the side members coupled to both ends of the cross member on the table;
A plurality of posts provided at both sides in the width direction of the table at predetermined intervals along the longitudinal direction thereof and having a predetermined height with respect to the upper surface of the table;
A panel clamping unit which is respectively installed in the posts and fixes the floor panels coupled to the upper portions of the cross members and the side members;
An X-axis beam installed on the upper side of the posts arranged along the longitudinal direction of the table;
A Y-axis beam installed on both ends of the X-axis beams, the Y-axis beams being coupled to the X-axis beams by an X-axis linear guide and slidable in a longitudinal direction of the table; And
A welder coupled by the Y-axis beam and the Y-axis linear guide so as to be slidable in the width direction of the table;
And a jig device for assembling the floor frame of the specially equipped truck.

delete

The method according to claim 1,
The center clamping unit includes:
A plurality of reference holes arranged in a predetermined pattern on both sides of the upper surface of the table;
A plurality of support brackets fixed to a specific position of the table by bolting with at least one of the reference holes; And
First and second center actuators disposed opposite to the support brackets to push the first and second center members toward the support brackets, respectively;
And a jig device for assembling the floor frame of the specially equipped truck.

The method according to claim 1,
Wherein the side clamping unit comprises:
A first clamp mounted on both sides in the width direction of the table, the center member being mounted with a pin to fix the side member engaged with the cross member on the table; And
A first side actuator for maintaining and releasing the fixed state of the side member by rotating the first clamp with the pin as a rotation center;
And a jig device for assembling the floor frame of the specially equipped truck.

5. The method of claim 4,
A second clamp which is mounted on both sides of the table so as to be slidable and fixed to the table so as to fix the side members to be coupled with the cross members, respectively;
A guide slot installed on both sides of the table in the width direction to guide horizontal movement of the second clamp; And
A second side actuator for slidably moving the second clamp along the guide slot to maintain and release the fixed state of the side member;
Further comprising: a jig device for assembling the floor frame of the specially equipped truck.