CN210939060U

CN210939060U - Special spot welder for plate bolts

Info

Publication number: CN210939060U
Application number: CN201921099577.7U
Authority: CN
Inventors: 张宇华; 钟华山
Original assignee: Wuhu Zhongrui Auto Parts Co ltd
Current assignee: Wuhu Zhongrui Auto Parts Co ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-07-07
Anticipated expiration: 2029-07-12

Abstract

The utility model relates to a special spot welder for plate bolts, which comprises a bottom plate, a bracket, a welding gun, a control box, an air storage tank, a workbench, a rotary table, a base and a first motor; the electromagnetic chuck is characterized in that a fixing mechanism for positioning the bolt to be welded and the plate through hole is arranged in the rotating table, and the fixing mechanism is matched with a first adjusting mechanism which is arranged in the rotating table and used for adjusting the positioning distance of the fixing mechanism; the welding gun welding device is characterized in that a moving table connected with a welding gun is arranged in the support in a sliding mode, and the moving table is matched with a second adjusting mechanism which is distributed on the support to adjust the position of the welding gun. The utility model positions the bolt to be welded and the plate through hole through the fixing mechanism, thereby ensuring the welding precision and increasing the yield; the positioning space of the fixing mechanism is adjusted through the first adjusting mechanism so as to adapt to bolt welding of different plates; the utility model discloses a power unit drives the base and removes, guarantees bolt and welder in close contact with, guarantees the welding precision, guarantees simultaneously that the workman can not be burnt by the spark that splashes.

Description

Special spot welder for plate bolts

Technical Field

The utility model relates to a special spot welder, specific special spot welder of panel bolt that says so.

Background

In the production and processing process, the bolt and the plate are usually fixed in a welding mode, the welding of a traditional welding mode is realized through a manual handheld welding gun, the bolt position cannot be limited, the welding precision needs to be improved through a manual fixing bolt, the worker is injured due to the fact that the spark which splashes easily occurs during welding, most of factories adopt spot welding machines to weld, the spot welding machines do not have fixing devices at two ends and need to be manually welded, meanwhile, the welding precision is reduced due to the fact that the fixing bolts cannot be fixed, and therefore the spot welding machine special for the plate bolts is needed to solve the problems.

Disclosure of Invention

At present in order to solve the technical problem, the utility model provides a special spot welder of panel bolt. The utility model discloses the technical problem that will solve adopts following technical scheme to realize:

a spot welding machine special for plate bolts comprises a bottom plate and a support arranged on the bottom plate, wherein welding guns are distributed in the support, the support is connected with a control box, an air storage tank is arranged on the control box, the spot welding machine also comprises a workbench arranged on the bottom plate, a rotating table is distributed above the workbench, the rotating table is matched with a base which is slidably arranged on the workbench, and a motor for driving the rotating table to rotate is arranged on the base;

the rotary table is provided with a plurality of electromagnetic chucks for fixing plates, a fixing mechanism for positioning the bolts to be welded and the plate through holes is arranged in the rotary table, and the fixing mechanism is matched with a first adjusting mechanism which is arranged in the rotary table and used for adjusting the positioning distance of the fixing mechanism;

the welding gun welding device is characterized in that a moving table connected with a welding gun is arranged in the support in a sliding mode, and the moving table is matched with a second adjusting mechanism which is distributed in the support to adjust the position of the welding gun.

The base is matched with a power mechanism which is arranged on the workbench to drive the base to slide along the length direction of the workbench.

The fixing mechanism comprises a mounting plate which is slidably mounted in the workbench and symmetrically distributed along the length direction of the workbench, air cylinders are mounted on the mounting plate, the air cylinders are connected with sliding rods, and fixing rods capable of penetrating through plates and fixing bolts are arranged at the tops of the sliding rods.

An adjustment mechanism includes the lead screw with the fixed establishment matched with that corresponds, a lead screw all is connected with the driven bevel gear who distributes in the revolving stage, be equipped with in the revolving stage and drive a plurality of driven bevel gear pivoted drive bevel gears, drive bevel gear all is connected with rotatory hand wheel.

The second adjusting mechanism comprises a second lead screw which is arranged in the support and matched with the mobile station, and the second lead screw is connected with a second motor which is arranged on the support.

The power mechanism comprises a third lead screw matched with the base, the third lead screw is connected with a belt transmission mechanism, and the belt transmission mechanism is connected with a third motor installed on the workbench.

The utility model has the advantages that: the utility model positions the bolt to be welded and the plate through hole through the fixing mechanism, thereby ensuring the welding precision and increasing the yield; the positioning space of the fixing mechanism is adjusted through the first adjusting mechanism so as to adapt to bolt welding of different plates; the utility model discloses a power unit drives the base and removes, guarantees bolt and welder in close contact with, guarantees the welding precision, guarantees simultaneously that the workman can not be burnt by the spark that splashes.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

fig. 3 is a top view of the present invention;

FIG. 4 is a schematic view of the fixing mechanism of the present invention;

FIG. 5 is a left side view of the fixing mechanism of the present invention;

fig. 6 is a partially enlarged schematic view of I in fig. 4 according to the present invention.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following description will be made with reference to the accompanying drawings in the embodiments, and the embodiments described are only a part of the present invention and not all of the present invention, and other embodiments obtained by those skilled in the art without inventive skill based on the present embodiment are all within the protection scope of the present invention.

As shown in fig. 1 to 6, a spot welding machine special for plate bolts comprises a bottom plate 1, a support 2 installed on the bottom plate 1, welding guns 3 distributed in the support 2, a control box 5 connected with the support 2, an air storage tank 6 installed on the control box 5, and a workbench 7 installed on the bottom plate 1, wherein a rotary table 8 is distributed above the workbench 7, the rotary table 8 is matched with a base 9 installed on the workbench 7 in a sliding manner, a first motor 15 for driving the rotary table 8 to rotate is arranged on the base 9, and the first motor 15 drives the rotary table 8 to rotate, so as to drive the plate to rotate to weld bolts at different positions;

the rotary table 8 is provided with a plurality of electromagnetic chucks 10 for fixing plates, a fixing mechanism 11 for positioning the bolts to be welded and the plate through holes is arranged in the rotary table 8, and the fixing mechanism 11 is matched with a first adjusting mechanism 12 which is arranged in the rotary table 8 and used for adjusting the positioning distance of the fixing mechanism 11;

a moving table 4 connected with the welding gun 3 is arranged in the support 2 in a sliding mode, and the moving table 4 is matched with a second adjusting mechanism 14 which is distributed in the support 2 to adjust the position of the welding gun 3.

The base 9 is matched with a power mechanism 13 which is arranged on the workbench 7 to drive the base 9 to slide along the length direction of the workbench 7.

The fixing mechanism 11 comprises mounting plates 111 which are slidably mounted in the workbench 7 and symmetrically distributed along the length direction of the workbench 7, air cylinders 112 are mounted on the mounting plates 111, the air cylinders 112 are connected with sliding rods 113, and fixing rods 114 capable of penetrating through plates to fix bolts are arranged at the tops of the sliding rods 113; the sliding rod 113 penetrates through the mounting plate 111 to ensure a moving path and improve the stability of the fixing rod 114; the cylinder 112 drives the sliding rod 113 to move up and down to make the fixing rod 114 pass through the plate fixing bolt.

The first adjusting mechanism 12 comprises first lead screws 121 matched with corresponding fixing mechanisms 11, the first lead screws 121 are connected with driven bevel gears 122 distributed in the rotating platform 8, a driving bevel gear 123 capable of driving a plurality of driven bevel gears 122 to rotate is arranged in the rotating platform 8, the driving bevel gears 123 are connected with rotating hand wheels 124, and the first lead screws 121 are matched with corresponding mounting plates 111; the rotating handwheel 124 is rotated to enable the driving bevel gear 123 to rotate to be matched with the driven bevel gear 122, and the first lead screw 121 is rotated to be matched with the mounting plate 111, so that the mounting plate 111 is driven to slide to adjust the positioning distance of the fixing rod 114.

The second adjusting mechanism 14 comprises a second lead screw 141 which is arranged in the bracket 2 and is matched with the mobile station 4, the second lead screw 141 is connected with a second motor 142 which is arranged on the bracket 2, the bracket 2 is provided with a first guide rail 143 which is matched with the mobile station 4, and the second motor 142 drives the second lead screw 141 to rotate, so that the mobile station 4 is driven to move, and the position of the welding gun 3 is adjusted; a hydraulic cylinder 16 for adjusting the height of the welding gun 3 is mounted on the moving table 4.

The power mechanism 13 comprises a third lead screw 131 matched with the base 9, the third lead screw 131 is connected with a belt transmission mechanism 132, the belt transmission mechanism 132 is connected with a third motor 133 arranged on the workbench 7, and the third motor 133 drives the belt transmission mechanism 132 to rotate, so that the third lead screw 131 and the base 9 matched with the base 9 are driven to move, and a bolt is driven to be in contact welding with the welding gun 3; and a second guide rail 134 matched with the base 9 is further arranged on the workbench 7.

The utility model discloses in, when the bolt needs the welding, first step: the electromagnetic chuck 10 adsorbs a plate, and then, the rotating hand wheel 124 is rotated to rotate the driving bevel gear 123 to be matched with the driven bevel gear 122, so that the first lead screw 121 is rotated to be matched with the mounting plate 111, and the mounting plate 111 is driven to slide to adjust the positioning distance of the fixing rod 114.

The second step is that: after the adjustment of the positioning distance is completed, the air cylinder 112 drives the sliding rod 113 to move up and down so that the fixing rod 114 passes through the plate fixing bolt.

The third step: the third motor 133 drives the belt transmission mechanism 132 to rotate, so as to drive the third lead screw 131 and the base 9 to move, and further drive the bolt to be in contact welding with the welding gun 3.

The fourth step: after the first welding is finished: the second motor 142 drives the second lead screw 141 to rotate, so as to drive the moving table 4 to move, adjust the position of the welding gun 3 and weld a second welding point.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and what is described in the specification are the principles of the present invention, and that there can be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a special spot welder of panel bolt, includes bottom plate (1), installs support (2) on bottom plate (1), welder (3) have been distributed in support (2), support (2) are connected with control box (5), install gas holder (6), its characterized in that on control box (5): the automatic feeding device is characterized by further comprising a workbench (7) arranged on the bottom plate (1), wherein a rotary table (8) is distributed above the workbench (7), the rotary table (8) is matched with a base (9) which is slidably arranged on the workbench (7), and a first motor (15) for driving the rotary table (8) to rotate is arranged on the base (9);

the rotary table (8) is provided with a plurality of electromagnetic chucks (10) for fixing plates, a fixing mechanism (11) for positioning bolts to be welded and plate through holes is arranged in the rotary table (8), and the fixing mechanism (11) is matched with a first adjusting mechanism (12) which is arranged in the rotary table (8) and used for adjusting the positioning distance of the fixing mechanism (11);

the welding gun position adjusting device is characterized in that a moving platform (4) connected with a welding gun (3) is arranged in the support (2) in a sliding mode, and the moving platform (4) is matched with a second adjusting mechanism (14) which is distributed in the support (2) and used for adjusting the position of the welding gun (3).

2. The special spot welding machine for the plate bolt according to claim 1, characterized in that: the base (9) is matched with a power mechanism (13) which is arranged on the workbench (7) to drive the base (9) to slide along the length direction of the workbench (7).

3. The special spot welding machine for the plate bolt according to claim 1, characterized in that: fixed establishment (11) include slidable mounting in workstation (7) and along workstation (7) length direction symmetric distribution's mounting panel (111), all install cylinder (112) on mounting panel (111), cylinder (112) of telling all are connected with slide bar (113), slide bar (113) top is equipped with dead lever (114) that can pass panel with fixing bolt.

4. The special spot welding machine for the plate bolt according to claim 1, characterized in that: a guiding mechanism (12) include with corresponding fixed establishment (11) matched with lead screw (121), a lead screw (121) all is connected with driven bevel gear (122) of distribution in revolving stage (8), be equipped with in revolving stage (8) and drive a plurality of driven bevel gear (122) pivoted drive bevel gear (123), drive bevel gear (123) all are connected with rotatory hand wheel (124).

5. The special spot welding machine for the plate bolt according to claim 1, characterized in that: the second adjusting mechanism (14) comprises a second lead screw (141) which is arranged in the support (2) and matched with the mobile station (4), and the second lead screw (141) is connected with a second motor (142) which is arranged on the support (2).

6. The spot welding machine special for the plate bolt according to claim 2, characterized in that: the power mechanism (13) comprises a third lead screw (131) matched with the base (9), the third lead screw (131) is connected with a belt transmission mechanism (132), and the belt transmission mechanism (132) is connected with a third motor (133) installed on the workbench (7).