CN217686928U - Handheld combination of white automobile body skid of welding dress examines utensil - Google Patents

Abstract

The utility model relates to a welding body-in-white skid handheld combined checking fixture, which comprises a front end positioning mechanism, a rear end positioning mechanism and two middle connecting mechanisms, wherein the front end positioning mechanism and the rear end positioning mechanism are positioned and connected through the two middle connecting mechanisms; the front end positioning mechanism and the rear end positioning mechanism are respectively provided with a positioning detection mechanism for detecting the precision of the positioning pin of the skid; the utility model provides a welding body in white skid handheld combination checking fixture, which is formed by combining a front end positioning mechanism, a middle connecting mechanism and a rear end positioning mechanism, and has simple structure and convenient and flexible operation; the traditional mode that the precision of the skid can be detected only by using the production stop time on the fixed detection station is liberated into a mode that the skid can be detected at any time on any station, so that the detection efficiency is improved, and the positioning precision of the skid is ensured.

Description

Handheld combination of white automobile body skid of welding dress examines utensil

Technical Field

The utility model relates to an utensil technical field is examined to the location centre gripping, more specifically says, relates to a weld handheld combination of white automobile body skid and examine utensil.

Background

At present, the transportation of the vehicle body in the modern vehicle manufacturing workshop is basically a skid conveying mode, the skid is a positioning tool for conveying the vehicle body from the previous station or the upstream production line to the next station or the production line by positioning the lower part of the vehicle body and utilizing a rolling machine, and generally a positioning mode of two groups of pins and two limiting supports or a four-point positioning mode is adopted.

The skid as a positioning tool has extremely high requirements on the accuracy of positioning points, so that the accuracy needs to be regularly corrected after the skid is put into operation. At present, most of skid checking tools in a host factory are adjusted one by one at fixed skid overhauling stations, which means that only workshop downtime can be selected for retest and overhaul of the skids, and most of mechanized lines are still idle during the downtime, so that the maintenance of the skids is very difficult, and therefore, a handheld detection device capable of carrying out precision verification and adjustment during production is very necessary.

Disclosure of Invention

An object of the utility model is to provide a weld handheld combination of white automobile body skid of dress and examine utensil, as a fixed station formula examine a supplement of utensil, more flexibility does not receive the restriction of production to solve the problem that the work is difficult is maintained to the skid.

In order to solve the technical problem, the utility model discloses an adopt following technical scheme to realize:

the utility model provides a weld handheld combination of white automobile body skid and examine utensil, includes:

the front end positioning mechanism 100 comprises a first frame 110, wherein a plurality of first connecting rods 120 are vertically arranged downwards at a preset position on the first frame 110, and a front end positioning pin detection unit 130 is arranged at the bottom ends of the plurality of first connecting rods 120; the upper end surface of the Y-direction beam of the first frame 110 is provided with a front end connection positioning pin 140, and the lower end surface thereof is provided with a front end installation positioning unit 150;

the rear end positioning mechanism 200 comprises a second frame 210, wherein the second frame 210 is provided with a plurality of rear end positioning pin detection units 230 at preset positions, an X-direction mounting positioning unit 220 is arranged on the lower end face of a Y-direction cross beam close to the tail end of the skid, a rear end connecting positioning pin 240 is arranged on the Y-direction cross beam at the other side, a Y-direction mounting positioning unit 250 is arranged on the lower end face of the X-direction cross beam at one side, and a Z-direction mounting positioning unit 260 is arranged on the lower end face of the X-direction cross beam at the other side;

the middle connecting mechanism 300 comprises an upper connecting beam 310 and a lower connecting beam 320 which are arranged in parallel up and down in the Z-axis direction and are connected through a vertical column 330; a connecting positioning block 340 is arranged at one end of the upper connecting beam 310 close to the front end positioning mechanism 100, and is used for being connected with the front end connecting positioning pin 140; one end of the lower connecting beam 320, which is close to the rear end positioning mechanism 200, is provided with a connecting positioning block 340 for connecting with the rear end connecting positioning pin 240.

Further, the front end positioning pin detection unit 130 includes a first rotating arm 132 of an L-shaped structure rotatably connected to the first connecting rod 120 via a first hinge 131, and a first pin detection block 133 connected to the front end of the first rotating arm 132, and further includes a limit block 134 for limiting the first rotating arm 132 to rotate to a horizontal position and then rotate downward.

Further, the front end mounting and positioning unit 150 is mounted on a second connecting rod 160 disposed on the lower end surface of the Y-direction beam 111 of the first frame 110, and includes an L-shaped structure adjusting plate 151 connected to the second connecting rod 160, an adjusting groove 1512 is disposed on a horizontal portion 1511 of the adjusting plate 151, and a mounting and positioning block 152 is slidably connected to the adjusting groove 1512.

Further, the X-direction mounting and positioning unit 220 is mounted on a third connecting rod 270 of the second frame 210, which is close to the lower end face of the Y-direction beam at the tail end of the skid, and comprises an L-shaped second rotating arm 221 rotatably connected to the third connecting rod 270, and a manual clamp 222, wherein a pressing block 223 is arranged on the second rotating arm 221, and when the second rotating arm 221 rotates to a horizontal position, the pressing block is matched with the manual clamp 222 to clamp a reference positioning block on the skid to be detected.

Further, the rear end positioning pin detection unit 230 includes an adjustment plate 231, a Z-direction adjustment groove is formed in the adjustment plate 231, a bolt penetrates through the Z-direction adjustment groove and is installed on the X-direction beam side surface of the second frame 210, an adjustment block 232 capable of being adjusted in an X-direction movement manner is connected to the adjustment plate 231, the adjustment block 232 is rotatably connected to a pressing arm 234 through a second hinge shaft 233, and a second pin detection block 235 is connected to the front end of the pressing arm 234.

Further, the Y-direction mounting and positioning unit 250 is a pair of clamping jaw structures adapted to the bottom beam of the skid to be detected, and is mounted on a fourth connecting rod 280 disposed on the X-direction beam lower end surface on one side of the second frame 210.

Further, the Z-direction mounting and positioning unit 260 is a Z-direction mounting and positioning block mounted at the bottom end of a fifth connecting rod 290 arranged on the lower end surface of the X-direction beam on the other side of the second frame 210.

Further, there are two middle connection mechanisms 300.

Further, the front end positioning mechanism 100 and the rear end positioning mechanism 200 are both provided with a handle 400.

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

the utility model provides a welding body in white skid handheld combination checking fixture, which is formed by combining a front end positioning mechanism, a middle connecting mechanism and a rear end positioning mechanism, and has simple structure and convenient and flexible operation; the conventional mode that the precision of the skid can be detected on a fixed detection station only by using the production stop time is liberated into a mode that the skid can be detected at any station at any time, so that the detection efficiency is improved, and the positioning precision of the skid is ensured.

Drawings

The invention will be further described with reference to the accompanying drawings:

FIG. 1 is a schematic structural view of a welding body-in-white skid handheld combined gauge;

FIG. 2 is a schematic view of a welding body-in-white skid handheld combined inspection device and a skid assembly;

FIG. 3 is a schematic view of the front end positioning mechanism;

FIG. 4 is a schematic structural view of a front end positioning pin detection unit;

FIG. 5 is a schematic view of the rear positioning mechanism;

FIG. 6 is a schematic structural view of an X-direction installation positioning unit;

FIG. 7 is a schematic structural view of a rear end positioning pin detection unit;

FIG. 8 is a schematic view of a mid-coupling mechanism;

FIG. 9 is a schematic view of a front end locating pin inspection;

FIG. 10 is a rear end locating pin inspection schematic;

in the above figures:

100. a front end positioning mechanism, 110, a first frame, 120, a first connecting rod, 130, a front end positioning pin detection unit, 131, a first hinge shaft, 132, a first rotating arm, 133, a first pin detection block 134, 140, 150, 151, adjustment plate, 1511, horizontal part, 1512, adjustment groove, 152, mounting positioning block, 160, second connecting rod;

200. the device comprises a rear end positioning mechanism, 210, a second frame, a 220. X-direction mounting and positioning unit, 221, a second rotating arm, 222, a manual clamp, 223, a pressing block, 230, a rear end positioning pin detection unit, 231, an adjusting plate, 232, an adjusting block, 233, a second hinge shaft, 234, a pressing arm, 235, a second pin detection block, 240, a rear end connecting positioning pin, 250. Y-direction mounting and positioning unit, 260. Z-direction mounting and positioning unit, 270, a third connecting rod, 280, a fourth connecting rod, 290 and a fifth connecting rod;

300. the middle connecting mechanism 310, the upper connecting beam, 320, the lower connecting beam, 330, the upright post and 340 are connected with the positioning block;

400. a handle.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following detailed description of the present invention is made with reference to the accompanying drawings, and it is obvious that the described embodiments are some, not all embodiments of the present invention. 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.

Referring to fig. 1 and 2, the present embodiment provides a handheld combined inspection tool for welding a body in white skid, including: the positioning device comprises a front end positioning mechanism 100, a rear end positioning mechanism 200 and two middle connecting mechanisms 300, wherein the front end positioning mechanism 100 and the rear end positioning mechanism 200 are connected in a positioning manner through the two middle connecting mechanisms 300;

referring to fig. 3 and 4, the front end positioning mechanism 100 includes a first frame 110 constructed by an aluminum profile, the first frame 110 is provided with a plurality of first connecting rods 120 vertically downward at a predetermined position, and the bottom ends of the plurality of first connecting rods 120 are provided with front end positioning pin detection units 130; the upper end surface of the Y-direction beam of the first frame 110 is provided with a front end connection positioning pin 140, and the lower end surface thereof is provided with a front end installation positioning unit 150;

the front end positioning pin detection unit 130 includes a first rotating arm 132 of an L-shaped structure rotatably connected to the first connecting rod 120 through a first hinge 131, the front end of the first rotating arm 132 is connected to a first pin detection block 133, the first pin detection block 133 is a block with a right angle structure at the front end, and further includes a limit block 134 for limiting the first rotating arm 132 to continue to rotate downward after rotating to a horizontal position. The front end positioning pin detection unit 130 is used for performing precision detection on a positioning pin at the front end of the to-be-detected skid, and is shown in detail in fig. 9.

The front end mounting and positioning unit 150 is mounted on the second connecting rod 160 arranged on the lower end face of the Y-direction beam 111 of the first frame 110, and comprises an L-shaped structure adjusting plate 151 connected with the second connecting rod 160, an adjusting groove 1512 is arranged on the horizontal portion 1511 of the adjusting plate 151, and a mounting and positioning block 152 is slidably connected in the adjusting groove 1512 and used for performing precision detection on the supporting and limiting position of the front end of the skid to be detected.

Referring to fig. 5, 6 and 7, the rear end positioning mechanism 200 includes a second frame 210 constructed by an aluminum profile, the second frame 210 is provided with a plurality of rear end positioning pin detection units 230 at predetermined positions, an X-direction mounting and positioning unit 220 is provided at a lower end surface of a Y-direction beam near a tail end of the skid, a rear end connection positioning pin 240 is provided on the Y-direction beam at the other side, a Y-direction mounting and positioning unit 250 is provided at the lower end surface of the X-direction beam at one side, and a Z-direction mounting and positioning unit 260 is provided at the lower end surface of the X-direction beam at the other side.

The Y-direction mounting and positioning unit 250 is a pair of clamping jaw structures adapted to the bottom beam of the skid to be detected, and is mounted on a fourth connecting rod 280 arranged on the lower end surface of the X-direction cross beam on one side of the second frame 210, and used for controlling the detection tool to be mounted and positioned on the Y-direction reference of the skid to be detected.

The Z-direction mounting and positioning unit 260 is a Z-direction mounting and positioning block mounted at the bottom end of a fifth connecting rod 290 arranged on the lower end surface of the X-direction cross beam on the other side of the second frame 210, and controls the inspection device to be mounted and positioned on the Z-direction reference of the to-be-inspected skid.

The X-direction mounting and positioning unit 220 is mounted on a third connecting rod 270 arranged on the lower end face of a Y-direction beam close to the tail end of the skid of the second frame 210, and comprises an L-shaped structure second rotating arm 221 rotatably connected to the third connecting rod 270 and a manual clamp 222, a pressing block 223 is arranged on the second rotating arm 221, when the second rotating arm 221 rotates to the horizontal position, a reference positioning block on the skid to be detected is clamped by matching with the manual clamp 222, and the X-direction reference mounting and positioning of the detection tool on the skid to be detected is controlled.

The rear end positioning pin detection unit 230 comprises an adjusting plate 231, a Z-direction adjusting groove is formed in the adjusting plate 231, a bolt penetrates through the Z-direction adjusting groove and is installed on the side face of the X-direction cross beam of the second frame 210, an adjusting block 232 capable of being adjusted in the X-direction moving mode is connected to the adjusting plate 231, the adjusting block 232 is rotatably connected with a pressing arm 234 through a second hinge shaft 233, the front end of the pressing arm 234 is connected with a second hinge shaft detection block 235, and the rear end positioning pin and the positioning face of the skid to be detected are used for detecting the precision of the positioning pin and the positioning face in the three directions, and detailed view in fig. 10 is provided.

Referring to fig. 8, the middle connection mechanism 300 includes an upper connection beam 310 and a lower connection beam 320 arranged in parallel up and down in the Z-axis direction, and connected by a vertical column 330; a connecting positioning block 340 is arranged at one end of the upper connecting beam 310 close to the front end positioning mechanism 100, and is used for being connected with the front end connecting positioning pin 140; one end of the lower connecting beam 320, which is close to the rear end positioning mechanism 200, is provided with a connecting positioning block 340 for connecting with the rear end connecting positioning pin 240, so that the integrity precision of the handheld combined checking fixture is ensured.

In order to facilitate the operation of the handheld checking fixture, the front end positioning mechanism 100 and the rear end positioning mechanism 200 are both provided with handles 400.

The handheld combined inspection tool for welding the body-in-white skid provided by the embodiment has the working principle that:

the rear end positioning mechanism 200 is installed on the skid to be detected, the X-direction installation positioning unit 220 with a preset position is clamped and fixed with a reference positioning block on the skid to be detected, and the Y-direction installation positioning unit 250 and the Z-direction installation positioning unit 260 are fixed with a bottom beam of the skid to be detected, so that the positions of the detection tool on the skid to be detected in the X direction, the Y direction and the Z direction are controlled;

will two the connection locating piece 340 joint of middle part coupling mechanism 300 is in on the rear end of rear end positioning mechanism 200 connects locating pin 240, will front end positioning mechanism 100 is as for waiting to examine the skid front end to connect locating pin 140 through the front end on it with the connection locating piece 340 joint of middle part coupling mechanism 300, front end positioning mechanism 100 passes through middle part coupling mechanism 300 with rear end positioning mechanism 200 is connected, can find the reference position waiting to examine the skid.

After the front end positioning mechanism 100, the rear end positioning mechanism 200 and the middle connecting mechanism 300 are assembled and installed on the to-be-detected skid, the positioning accuracy of the to-be-detected skid is judged by measuring the gaps between the first pin shaft detection block 133 of the front end positioning pin detection unit 130 and the second pin shaft detection block 235 of the rear end positioning pin detection unit 230 and the positioning pins at the front end and the rear end of the to-be-detected skid.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. The utility model provides a weld handheld combination of white automobile body skid and examine utensil which characterized in that includes:

the front end positioning mechanism (100) comprises a first frame (110), a plurality of first connecting rods (120) are vertically and downwards arranged at a preset position of the first frame (110), and front end positioning pin detection units (130) are respectively arranged at the bottom ends of the plurality of first connecting rods (120); the upper end surface of a Y-direction cross beam of the first frame (110) is provided with a front end connecting positioning pin (140), and the lower end surface of the first frame is provided with a front end mounting positioning unit (150);

the rear end positioning mechanism (200) comprises a second frame (210), wherein the second frame (210) is provided with a plurality of rear end positioning pin detection units (230) at preset positions, an X-direction mounting positioning unit (220) is arranged on the lower end face of a Y-direction cross beam close to the tail end of the skid, a rear end connecting positioning pin (240) is arranged on the Y-direction cross beam at the other side, a Y-direction mounting positioning unit (250) is arranged on the lower end face of the X-direction cross beam at one side, and a Z-direction mounting positioning unit (260) is arranged on the lower end face of the X-direction cross beam at the other side;

the middle connecting mechanism (300) comprises an upper connecting beam (310) and a lower connecting beam (320) which are arranged in parallel up and down in the Z-axis direction and are connected through a vertical column (330); one end, close to the front end positioning mechanism (100), of the upper connecting beam (310) is provided with a connecting positioning block (340) which is used for being connected with the front end connecting positioning pin (140); one end, close to the rear end positioning mechanism (200), of the lower connecting beam (320) is provided with a connecting positioning block (340) which is used for being connected with the rear end connecting positioning pin (240).

2. The welding device body-in-white skid handheld combination detection tool as claimed in claim 1, wherein the front end positioning pin detection unit (130) comprises a first rotating arm (132) of an L-shaped structure rotatably connected with the first connecting rod (120) through a first hinge shaft (131), a first pin detection block (133) is connected to a front end of the first rotating arm (132), and a limiting block (134) for limiting the first rotating arm (132) to rotate to a horizontal position and then rotate downwards continuously.

3. The welding body-in-white skid handheld combined detection tool is characterized in that the front end mounting and positioning unit (150) is mounted on a second connecting rod (160) arranged on the lower end face of a Y-direction cross beam of the first frame (110), and comprises an L-shaped structure adjusting plate (151) connected with the second connecting rod (160), an adjusting groove (1512) is arranged on a horizontal portion (1511) of the adjusting plate (151), and a mounting and positioning block (152) is slidably connected in the adjusting groove (1512).

4. The handheld combined detection tool for the welding body-in-white skid of the claim 1, characterized in that the X-direction mounting and positioning unit (220) is mounted on a third connecting rod (270) arranged on the lower end face of a Y-direction beam of the second frame (210) near the tail end of the skid, and comprises an L-shaped second rotating arm (221) rotatably connected to the third connecting rod (270), and a manual clamp (222), wherein a pressing block (223) is arranged on the second rotating arm (221), and when the second rotating arm (221) rotates to a horizontal position, the pressing block cooperates with the manual clamp (222) to clamp a reference positioning block on the skid to be detected.

5. The welding body-in-white skid handheld combined detection tool is characterized in that the rear end positioning pin detection unit (230) comprises an adjusting plate (231), a Z-direction adjusting groove is formed in the adjusting plate (231), a bolt penetrates through the Z-direction adjusting groove to be installed on the side face of an X-direction cross beam of the second frame (210), an adjusting block (232) capable of being adjusted in an X-direction moving mode is connected to the adjusting plate (231), a pressing arm (234) is rotatably connected to the adjusting block (232) through a second hinge shaft (233), and a second pin shaft detection block (235) is connected to the front end of the pressing arm (234).

6. The welding body-in-white skid handheld combination detection tool as claimed in claim 1, wherein the Y-direction mounting and positioning unit (250) is a pair of clamping jaw structures matched with a bottom beam of the skid to be detected, and is mounted on a fourth connecting rod (280) arranged on one side of the second frame (210) and arranged on the lower end face of the X-direction cross beam.

7. The welding body-in-white skid handheld combined detection tool as claimed in claim 1, wherein the Z-direction mounting and positioning unit (260) is a Z-direction mounting and positioning block mounted at a bottom end of a fifth connecting rod (290) arranged on a lower end face of an X-direction cross beam on the other side of the second frame (210).

8. The welding body-in-white skid handheld combination check tool as set forth in claim 1, wherein there are two middle connection mechanisms (300).

9. The welding white body skid handheld combination check tool according to claim 1, characterized in that both the front end positioning mechanism (100) and the rear end positioning mechanism (200) are provided with handles (400).

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