CN111185701B

CN111185701B - Car body welding device suitable for industrial vehicle

Info

Publication number: CN111185701B
Application number: CN201911390341.3A
Authority: CN
Inventors: 刘自刚; 罗志刚; 朱婷婷; 陈金鹏; 谢尚平; 朱伟华
Original assignee: Noblelift Intelligent Equipment Co Ltd
Current assignee: Noblelift Intelligent Equipment Co Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2021-11-16
Anticipated expiration: 2039-12-30
Also published as: CN111185701A

Abstract

The invention relates to the field of automatic mechanical equipment, in particular to the field of welding of mechanical equipment. The invention is realized by the following technical scheme: a car body welding device suitable for industrial vehicles comprises a main frame, wherein the main frame comprises a second platform, a car head fixing assembly used for fixing a car head of a vehicle is mounted on the second platform, and the car head fixing assembly comprises an upright post propelling device and a front limiting device and a rear limiting device which are abutted against the upright post, wherein the front limiting device is connected with the upright post propelling device; the stand advancing device contain with two surface vertical connections's of platform track three and with three sliding connection's of track mounting panel, around stop device contain with the conflict axle that the mounting panel is connected. The invention aims to provide a vehicle body welding device suitable for industrial vehicles, which can be used for well fixing and limiting each part of an upright post and is convenient and efficient to weld.

Description

Car body welding device suitable for industrial vehicle

Technical Field

The invention relates to the field of automatic mechanical equipment, in particular to the field of welding of mechanical equipment.

Background

Industrial vehicles refer to power-driven motor vehicles used to carry, push, pull, lift, stack, or palletize various loads. Common industrial vehicles are forklifts, side-lifts, tractors, trucks, fork lifts, and the like.

For example, chinese patent publication No. CN201810823941.3 discloses a lifting pillar for an industrial vehicle, which includes a body of the industrial vehicle, and a body frame of the industrial vehicle is composed of a plurality of parts, such as a foot, a pillar, a cross plate, and a side plate. The vehicle needs to align, fix and weld these parts separately during the production process.

In the prior art, all parts of the car body are supported and limited in place, so that the welding efficiency is low, and the welding effect is poor.

Disclosure of Invention

The invention aims to provide a vehicle body welding device suitable for industrial vehicles, which can be used for well fixing and limiting each part of an upright post and is convenient and efficient to weld.

The technical purpose of the invention is realized by the following technical scheme: a car body welding device suitable for industrial vehicles comprises a main frame, wherein the main frame comprises a second platform, a car head fixing assembly used for fixing a car head of a vehicle is arranged on the second platform, and the car head fixing assembly comprises an upright post propelling device and a front limiting device and a rear limiting device which are connected with the upright post propelling device and used for abutting against the upright post; the stand advancing device contain with two surface vertical connections's of platform track three and with three sliding connection's of track mounting panel, around stop device contain with the conflict axle that the mounting panel is connected.

The invention preferably further comprises a side plate positioning device for positioning the side plate of the vehicle head.

Preferably, the side plate positioning devices are two sets and are respectively positioned at two sides of the upright post propelling device.

Preferably, the side plate positioning device comprises a rail four vertically connected with the platform two and a sliding plate slidably connected with the rail four.

Preferably, the extending direction of the fourth rail is parallel to the third rail.

Preferably, the present invention further comprises a positioning column for fixing four positions of the sliding plate relative to the rail.

Preferably, the sliding plate is provided with a horizontal clamping plate for limiting the side plate, and the horizontal clamping plate extends in the horizontal direction.

Preferably, the slide plate is further connected with a side plate limiting device for limiting the left and right directions of the side plate, and the side plate limiting device comprises a push-out drive and a side plate pressing plate connected with the push-out drive.

Preferably, the push-out direction of the push-out drive is perpendicular to the direction of the fourth rail.

Preferably, the invention also comprises a coaxiality determining device for determining the coaxiality of the locomotive.

Preferably, the coaxial determining device includes two or more positioning blocks, through holes formed in the positioning blocks, and side plate positioning shafts passing through the through holes.

Preferably, the positioning block is mounted on the transverse clamping plate.

Preferably, the mounting plate is provided with a connecting column, and the front and rear limiting devices comprise a propeller connected with the connecting column and a collision shaft connected with the propeller.

Preferably, the number of the collision shafts is two, the two collision shafts are connected with the propeller together, and the second platform is further connected with a limiting block used for being matched with the collision shafts for use.

Preferably, the middle of the limiting block is provided with a block-shaped inner groove, and the pushing direction of the propeller is perpendicular to the two surfaces of the platform.

Preferably, the connecting column is provided with an upright positioning device, and the upright positioning device comprises a right-angle positioning block and a side abutting contact which is arranged on the right-angle positioning block and used for abutting against the outer side surface of the vehicle upright.

Preferably, the side contact head comprises a ball head.

Preferably, the main frame comprises a first platform, a vehicle foot fixing assembly for fixing vehicle feet is mounted on the first platform, and the main frame further comprises a roll-over stand which is connected with the first platform and the second platform and is used for driving the two platforms to roll over in the vertical direction.

Preferably, the extension planes of the first platform and the second platform are perpendicular to each other.

In conclusion, the invention has the following beneficial effects:

1. each part of the vehicle head comprises a stand column, a side plate, a transverse plate and the like, and the alignment is good.

2. Possess multiple limit structure, each part installation stability of locomotive is strong.

3. The coaxiality of the welded product is good.

Description of the drawings:

FIG. 1 is a schematic side view of example 1;

FIG. 2 is a schematic view of FIG. 1 with the roll-over stand hidden;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

FIG. 4 is an enlarged schematic view at C in FIG. 2;

fig. 5 is an enlarged schematic view at B in fig. 2;

FIG. 6 is a schematic view of FIG. 2 in another orientation;

FIG. 7 is a schematic view of FIG. 6 in another orientation;

FIG. 8 is an enlarged detail view at D of FIG. 6;

FIG. 9 is an enlarged detail view at E in FIG. 7;

fig. 10 is an enlarged detail view at F in fig. 6.

In the figure: 1. a main frame 11, a first platform 12, a second platform 13, a roll-over stand 2, a foot fixing assembly 211, a first rail 212, a sliding bottom plate 22, a spacing adjusting device 221, a second rail 222, a sliding middle plate 23, a width adjusting device 231, a base 232, a pushing device 233, a contact piece 2331, a jacking pin 24, a length positioning device 241, a positioning strip 242, a positioning hole 243, a positioning pin shaft 25, a locking pin 3, a body fixing assembly 4, a foot pressing piece 41, a front pressing piece 42, a rotating piece 43, a foot front pressing plate 431, a cross connecting plate 432, a flat pressing plate 42, a rear pressing piece 44, a 441, a roll-over device 442, a rear pressing plate 4421, a pressing head 443, a supporting block 444, an adjusting gasket 5, a rotating supporting piece 52, a roll-over table 53, an abutting piece 531, an abutting part 532, a middle open groove 6 and a fixing assembly, 61. upright post propelling device 611, three rails, 612, mounting plate 62, front and rear limiting devices 621, propeller 622, abutting shaft 623, limiting block 63, connecting column 71, side plate positioning device 711, four rails, 712, sliding plate 713, positioning column 714, transverse clamping plate 72, side plate limiting device 721, push-out drive 722, side plate pressing plate 8, coaxial determining device 81, positioning block 82, side plate positioning shaft 9, upright post positioning device 91, right-angle positioning block 92, side abutting contact 921 and ball head.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Embodiment 1, as shown in fig. 1, includes a main frame 1, and in this embodiment, includes two working platforms, i.e., a first platform 11 and a second platform 12, which are perpendicular to each other. Two platforms all are connected with roll-over stand 13 for two platforms can overturn on vertical plane, thereby adjustment angle of operation when welding promotes the simple operation nature.

A foot fixing assembly 2 is arranged on the first platform 11 and used for fixing and limiting a leg part of the industrial vehicle.

In this technical scheme, the fixed assembly 2 of car foot can be applicable to the vehicle that car foot length is different, the car foot interval is different, the car foot width is different.

Specifically, as shown in fig. 2 and 3, the first rail 211 is directly mounted on the first platform 11. The sliding bottom plate 212 is slidably connected to the first rail 211 and can slide along the first rail. The first platform 11 is further provided with a positioning bar 241, positioning holes 242 are formed in different positions in the length direction, and when the sliding bottom plate 212 slides in place, the sliding bottom plate 212 can be connected with the corresponding positioning holes 242 by using positioning pins 243 to complete the adjustment of the length adaptability of the sliding bottom plate 212 to the vehicle.

A second rail 221 is arranged on the upper surface of the sliding bottom plate 212. The second track 221 is perpendicular to the extending direction of the first track 211. The sliding middle plate 222 is located above the sliding bottom plate 212 and is slidably connected to the second rail 221. Also, the locking pin may be relied upon to lock its position after sliding into position.

As shown in fig. 1, there are two sets of overall spacing adjustment devices 22 and length adjustment devices, and the hardware configuration and connection are as described above, for matching products of different foot lengths and foot spacings.

As shown in fig. 4, after the length of the car leg and the distance between the two car legs are fixed, the width of the car leg itself can be adjusted in this technical solution.

A width adjustment device 23 is provided on the sliding middle plate 222 for matching different foot widths. The base 231 is mounted on the middle sliding plate 222, and the pushing-out device 232 pushes out in the horizontal direction, which can be parallel to the direction of the second rail 221. The driving device of the pushing device 232 can be realized by a conventional manner of a cylinder, a motor and the like in the prior art. The end of the pushing device 232 is provided with a contact member 233, the contact member 233 is a disk shape, and a central portion of the contact member 233 is protruded with a tightening pin 2331. The knock-up pin 2331 may be used to extend into a corresponding locating hole in the side of the foot to enhance the stability after retention.

The width adjustment devices 23 may be provided in two sets, i.e., one set for each of the two sliding middle plates 222. And each set of width adjusting means 23 has two of the above-mentioned structures symmetrically arranged so as to fix the side surfaces of both sides of each leg one by one.

As shown in fig. 1 and 4, after the positions of the vehicle legs, i.e., the length, the distance between the legs, and the width of each leg, are fixed and adjusted, the vehicle legs are further compressed. Specifically, the bicycle comprises a bicycle foot pressing piece 4. The kick pressure member 4 includes a front pressure member 41 and a rear pressure member 44.

As shown in fig. 4, the front presser 41 covers the upper surface of the caster from top to bottom. It contains a rotary member 42, which rotary member 42 may be connected to a rotary cylinder. The upper end of the rotating member 42 is connected with a front foot pressing plate 43 which is in an I shape and comprises a transverse connecting plate 431 extending horizontally in the middle and flat pressing plates 432 connected to two sides of the transverse connecting plate 431. The flat pressing plate 432 also extends in the horizontal direction, but the extension direction thereof is perpendicular to the cross plate 431. When the vehicle foot needs to be fixed, the rotating piece 42 rotates and turns in the vertical direction, and the front pressing plate 43 of the vehicle foot presses the upper surface of the vehicle foot.

As shown in fig. 5, fig. 5 is a rear pressing member 44 including an inverting device 441 and a rear pressing plate 442, which is similar in principle and structure to the front pressing member 43. In contrast, the lower surface of the rear pressure plate 442 is provided with a pressure head 4421, and the pressure head 4421 may be in a universal ball design.

A support block 443 for supporting the leg is provided below the entire rear platen 442, and an adjustment pad for adjusting the installation height thereof is provided below the rear platen 442.

So far, the car foot of different length, two car feet not equidistance, the different condition of single car foot width can both be carried out the adaptability by this frock and adjust, and rethread car foot casting die 4 is pushed down fixedly after adjusting. Is convenient and quick.

Besides the vehicle legs, the vehicle body also comprises a vehicle head part, and the vehicle head part comprises a stand column, side plates on two sides of the stand column, a transverse plate for connecting the side plates with the stand column and the like. As shown in fig. 6, a headstock fixing assembly 6 is mounted on the second platform 12 for fixing and limiting the whole headstock.

Specifically, as shown in fig. 6 and 8, a third rail 611 is vertically disposed on the second platform 12, and a mounting plate 612 is slidably connected thereto. The mounting plate 612 is vertically provided with a connecting column 63, and the connecting column 63 is provided with a front and rear limiting device 62. When the user operates the mounting plate 612 to approach the second platform 12, the upright is mounted on the second platform and is pushed to approach the second platform 12, i.e., to approach the direction of the feet.

After the pushing is in place, the front and rear direction of the upright post is fixed by the front and rear limiting devices 62. Specifically, a stop block 623 is mounted on the second platform 12 and abuts against one surface of the upright. On the other hand, the user operates the pusher 621, and the user rotates the handle to extend the two interference shafts 622. And the other side of the upright post is propped against the other side of the upright post to finish the position fixation of the upright post in the front-back direction.

As shown in fig. 10, the column positioning device 9 for positioning the side surface of the column is disposed on the connecting column 63, and includes two right-angle positioning blocks 91 which are right-angled and connected to the connecting column 63, and a side abutting contact 92 is disposed on each right-angle positioning block 91 for abutting against the outer side surface of the column. Contact 92 is last to be equipped with the bulb 921 of being made by universal ball for can not scratch the stand surface and damage, just do benefit to the later stage drawing of patterns.

As shown in fig. 6, a side plate positioning device 71 is provided on each side of the column pushing device 61. Each side plate positioning device 71 includes a track four 711 that is parallel to track three 611. A sliding plate 712 is slidably connected to the fourth rail 711, and a positioning post 713, such as a bolt, can be used to fix the relative position of the sliding plate 712 with respect to the fourth rail 711. The sliding plate 712 is provided with a horizontal locking plate 714 extending in the horizontal direction, and when the sliding plate 712 slides, the horizontal locking plate 714 locks the front of the side plate to limit the position.

As shown in fig. 7 and 9, a push-out driver 721, which may be a pneumatic cylinder, is also connected to the slide plate 712, and the push-out direction is perpendicular to the rail four 711, i.e., the left-right direction in fig. 9. The end of the cylinder is connected to a side plate press plate 722 for securing the side of the side plate.

Furthermore, there are a number of components contained in the headstock, the coaxiality of which needs to be maintained during the welding process. In the technical scheme, the transverse clamping plate 714 is provided with the positioning blocks 81, and the number of the positioning blocks 81 can be set according to different types of vehicles. All be equipped with the through-hole on every locating piece 81, the user inserts a curb plate location axle 82 through a plurality of through-holes to axiality when guaranteeing the later stage welding.

Therefore, the upright column and the side plate in the locomotive are subjected to position adjustment and limiting, and correct welding can be performed.

Claims

1. A car body welding device suitable for industrial vehicles, comprising a main frame (1), characterized in that: the main frame (1) comprises a second platform (12), a headstock fixing assembly (6) for fixing a vehicle headstock is mounted on the second platform (12), and the headstock fixing assembly (6) comprises an upright post propelling device (61) and a front limiting device and a rear limiting device (62) which are connected with the upright post propelling device (61) and used for abutting against the upright posts; upright column advancing device (61) contain with three (611) of track that platform two (12) surface vertical connects and with three (611) sliding connection's of track mounting panel (612), around stop device (62) contain with conflict axle (622) that mounting panel (612) are connected, main frame (1) contain platform (11), install on platform (11) and be used for the fixed assembly (2) of car foot of fixed vehicle, main frame (1) still contain with platform (11) with platform two (12) are connected and are used for driving roll-over stand (13) of two platforms upset in the vertical direction, platform one (11) with the extension plane mutually perpendicular of platform two (12), car foot fixed assembly (2) contain length adjusting device and interval adjusting device (22), length adjusting device contain track one (211) of being connected with platform one (11) and be in track one (211) sliding connection A sliding bottom plate (212); the spacing adjusting device (22) comprises a second rail (221) connected to the upper surface of the sliding base plate (212) and a sliding middle plate (222) in sliding connection with the second rail (221), the vehicle foot fixing assembly (2) further comprises a width adjusting device (23), the width adjusting device (23) comprises a base (231) connected with the sliding middle plate (222), a push-out device (232) connected with the base (231) and a contact piece (233) connected to the tail end of the push-out device (232) and used for abutting against the side face of a vehicle foot, and a push-up pin (2331) is convexly arranged in the middle of the contact piece (233).

2. The vehicle body welding device suitable for the industrial vehicle according to claim 1, characterized in that: the side plate positioning device (71) is used for positioning the side plate of the vehicle head.

3. The vehicle body welding device suitable for the industrial vehicle according to claim 2, characterized in that: the side plate positioning devices (71) are of two sets and are respectively positioned on two sides of the upright post propelling device (61).

4. The vehicle body welding device suitable for industrial vehicles according to claim 3, wherein: the side plate positioning device (71) comprises a rail four (711) vertically connected with the platform two (12) and a sliding plate (712) in sliding connection with the rail four (711).

5. The vehicle body welding device suitable for the industrial vehicle according to claim 4, wherein: the extension direction of the track four (711) is parallel to the track three (611).

6. The vehicle body welding device suitable for the industrial vehicle according to claim 4, wherein: and a positioning column (713) for fixing the position of the sliding plate (712) relative to the four rails (711).

7. The vehicle body welding device suitable for the industrial vehicle according to claim 4, wherein: the sliding plate (712) is provided with a transverse clamping plate (714) used for limiting the side plate, and the transverse clamping plate (714) extends in the horizontal direction.

8. The vehicle body welding device suitable for the industrial vehicle according to claim 4, wherein: the sliding plate (712) is also connected with a side plate limiting device (72) used for limiting the left and right directions of the side plate, and the side plate limiting device (72) comprises a push-out drive (721) and a side plate pressing plate (722) connected with the push-out drive (721).

9. The vehicle body welding device suitable for the industrial vehicle according to claim 8, characterized in that: the push-out direction of the push-out drive (721) is perpendicular to the direction of the track four (711).

10. The vehicle body welding device suitable for industrial vehicles according to claim 7, wherein: the coaxial determination device (8) is used for determining the coaxiality of the head.

11. The vehicle body welding device suitable for industrial vehicles according to claim 10, wherein: the coaxial determining device (8) comprises two or more than two positioning blocks (81), through holes formed in the positioning blocks (81), and side plate positioning shafts (82) penetrating through the through holes.

12. The vehicle body welding device suitable for industrial vehicles according to claim 11, wherein: the positioning block (81) is arranged on the transverse clamping plate (714).

13. The vehicle body welding device suitable for the industrial vehicle according to claim 1, characterized in that: install spliced pole (63) on mounting panel (612), around stop device (62) contain with propeller (621) that spliced pole (63) are connected and with conflict axle (622) that propeller (621) are connected.

14. The vehicle body welding device suitable for industrial vehicles according to claim 13, wherein: conflict axle (622) be two, jointly with propeller (621) are connected, still be connected with on platform two (12) be used for with conflict axle (622) match stopper (623) of using.

15. The vehicle body welding device suitable for industrial vehicles according to claim 14, wherein: the middle of the limiting block (623) is provided with a blocky inner groove, and the pushing direction of the propeller (621) is perpendicular to the surface of the second platform (12).

16. The vehicle body welding device suitable for industrial vehicles according to claim 13, wherein: be equipped with stand positioner (9) on spliced pole (63), stand positioner (9) contain right angle locating piece (91) and establish side butt contact (92) that are used for on right angle locating piece (91) and contradict with the lateral surface of vehicle stand.

17. The vehicle body welding apparatus for industrial vehicles according to claim 16, wherein: the side abutting contact (92) comprises a ball head (921).