CN106975840B - A kind of bonding machine - Google Patents

Abstract

The invention belongs to electrical engineering technical fields, more particularly, to a kind of bonding machine.Including pedestal, pedestal is connected by support column with transverse arm, welding space is formed between transverse arm and pedestal, level slidably connects welding headstock on transverse arm, the lower face for welding headstock is equipped with several laser welding heads, welding headstock connects with the horizontal drive cylinders that welding headstock can be driven to move horizontally, it is connected for longitudinal sliding motion between support column and transverse arm, transverse arm connects with the zigzag tread patterns cylinders that transverse arm can be driven to vertically move, it is characterized in that, locating rack is vacantly provided between transverse arm and pedestal, hollow open is provided on locating rack, the rotating ball placed for welding workpiece is provided in hollow open, rotating ball is rotatablely connected with locating rack.Advantage is：The time for having saved processing also saves manpower, reduces production cost to improve the efficiency of welding.

Description

a welding machine

technical field

The invention belongs to the technical field of electrical engineering, and in particular relates to a welding machine.

Background technique

Welding is a manufacturing process and technology for joining metals or other thermoplastic materials (such as plastics) by means of heat, high temperature or pressure. Welding machines in the prior art are generally designed for large workpieces. Rotary welding can be used to realize welding at indeterminate points, and welding at multiple points can be realized according to the actual needs of the workpieces. The patent document [CN201510773028.3] discloses an automatic welding device for small workpieces, including a body, a welding head, a rotary table, a first driving cylinder and a second driving cylinder, and a beam is installed on the body, and both ends of the beam are connected vertically There are sliding guide rails, a vertical displacement beam is installed horizontally between the two sliding guide rails, a protective cover is installed on the outside of each sliding guide rail, the welding head is set on the vertical displacement beam, and a rotary table is arranged under the welding head. The rotary table is installed on the body, the body is provided with a first drive cylinder for driving the rotary table, and the body is also provided with a second drive cylinder for driving the vertical displacement beam to move. This welding method requires the user to remove the welding workpieces one by one after welding, and the working surface on which the welding workpieces are placed is a horizontal plane, the number of welding workpieces that can be placed is relatively limited, and the production efficiency is low.

Contents of the invention

The object of the present invention is to provide a welding machine with reasonable design and simple structure in view of the above problems.

In order to achieve the above object, the present invention adopts the following technical solutions: the welding machine includes a base, the base is connected to the cross arm through a support column, a welding space is formed between the cross arm and the base, and the cross arm The upper horizontal slide is connected with a welding head seat, and several laser welding heads are arranged on the lower end surface of the welding head seat, and the welding head seat is connected with a horizontal drive cylinder capable of driving the welding head seat to move horizontally. There is a longitudinal sliding connection between the support column and the cross arm, and the cross arm is connected with a longitudinal drive cylinder capable of driving the cross arm to move longitudinally. It is characterized in that a positioning frame is suspended between the cross arm and the base, There is a hollow opening on the positioning frame, and a rotating ball for placing the welding workpiece is arranged in the hollow opening. The rotating ball is connected to the positioning frame in rotation, and when the welding workpiece on the rotating ball moves with the rotating ball When rotating to the top, the laser welding head welds the welding workpiece, and when the welding workpiece on the rotating ball rotates to the bottom with the rotating ball, the welding workpiece falls from the rotating ball.

In the above-mentioned welding machine, the rotating ball is rotationally connected with the positioning frame through a rotating shaft, and a collection box capable of receiving dropped welding workpieces is provided between the lower part of the rotating ball and the base. The upper end is open, and the rotating ball is connected with a driving motor capable of driving the rotating ball to rotate.

In the above welding machine, the collection box is slidably connected to the base, the base is provided with a slide rail, and the bottom of the collection box is provided with a sliding groove matching the slide rail, and the collection box is Connect with the base drive cylinder.

In the above-mentioned welding machine, the positioning frame is connected with the baffle plate capable of scraping off the welding workpiece rotated to the bottom of the rotating ball through the supporting frame. The supporting rod, the positioning rod is arranged between the lower ends of the supporting rods, the baffle plate is rotatably connected with the positioning rod, and a pre-tightening spring is arranged between the baffle plate and the positioning rod, and the pre-tightening spring The direction of preload is opposite to the direction of rotation of the rotating ball.

In the above welding machine, the positioning rod is provided with a limiting plate which limits the rotation of the baffle to one side, and the pre-tension spring is arranged between the limiting plate and the baffle.

In the above welding machine, the rotating ball is provided with several installation grooves, and the depth of the installation grooves gradually becomes deeper along the rotation direction of the rotating ball.

In the above-mentioned welding machine, the welding head seat is rotationally connected with the hemispherical arc plate through the rotating support rod, and the hemispherical arc plate cooperates with the rotating ball. There is a distance between the hemispherical arc plate and the rotating ball. The laser welding head is arranged on the inner wall of the hemispherical arc plate, and the hemispherical arc plate is connected with a driving motor capable of driving the hemispherical arc plate to rotate.

In the above-mentioned welding machine, a semi-arc bracket is fixedly connected to the welding head seat, the inner side wall of the semi-arc bracket is slidingly connected with the outer side wall of the hemispherical arc plate, and the semi-arc bracket is located The plane of the hemispherical arc is perpendicular to the plane where the hemispherical arc is located, the semi-arc support and the hemispherical arc have the same center of circle, and the hemispherical arc can rotate around the center of the circle along the semi-arc support.

Compared with the existing technology, the advantages of this welding machine are: this welding machine uses rotating balls to install the welding workpieces, which greatly increases the surface mountable area, and the number of welding workpieces that can be installed is more than that of the horizontal mounting plate, and the rotation When the ball rotates to the bottom, the welding workpieces fall from the rotating ball. It is not necessary for the staff to remove the welding workpieces one by one after welding, which saves processing time, thereby improving the welding efficiency and saving manpower. Cost of production.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure provided by the present invention;

Fig. 2 is a structural representation of the rotating ball provided by the present invention;

Fig. 3 is a sectional view of the rotating ball part provided by the present invention;

Figure 4 is a partial enlarged view provided by the present invention;

Fig. 5 is the top view of the positioning frame provided by the present invention;

Fig. 6 is a cross-sectional view of a collection box part provided by the present invention.

In the figure, base 1, support column 2, cross arm 3, welding space 4, welding head seat 6, laser welding head 7, horizontal driving cylinder 8, longitudinal driving cylinder 9, rotating shaft 10, collection box 11, sliding rail 12, sliding Groove 13, base drive cylinder 14, support frame 15, baffle plate 16, support rod 17, positioning rod 18, preload spring 19, drive motor 20, limit plate 21, installation groove 22, rotating support rod 23, hemispherical arc plate 24, semi-arc support 25, positioning frame 26, hollow opening 27, rotating ball 28, welding workpiece 29.

Detailed ways

The following examples are for illustrative purposes only and are not intended to limit the scope of the invention.

Example

As shown in Figure 1-6, the welding machine includes a base 1, the base 1 is connected to the cross arm 3 through the support column 2, a welding space 4 is formed between the cross arm 3 and the base 1, and a welding space 4 is formed on the cross arm 3 by horizontal sliding connection. Head seat 6, several laser welding heads 7 are arranged on the lower end surface of welding head seat 6, welding head seat 6 is connected with horizontal drive cylinder 8 capable of driving welding head seat 6 to move horizontally, between support column 2 and cross arm 3 For longitudinal sliding connection, the cross arm 3 is connected with the longitudinal drive cylinder 9 capable of driving the cross arm 3 to move longitudinally, and a positioning frame 26 is suspended between the cross arm 3 and the base 1, and a hollow opening 27 is opened on the positioning frame 26, which is hollow. The opening 27 is provided with a rotating ball 28 for the welding workpiece 29 to be placed. The rotating ball 28 is connected to the positioning frame 26 in rotation. The workpiece 29 is welded, and when the welding workpiece 29 on the rotating ball 28 rotates to the bottom with the rotating ball 28, the welding workpiece 29 falls from the rotating ball 28 .

Ordinary welding machines place the welding workpiece 29 on the base 1, or place it on a horizontal mounting plate, and weld the welding workpiece 29 by moving the laser welding head 7. This welding method requires the user to place the welding workpiece 29 after welding. Take off one by one, and the horizontal mounting plate is a plane, and the number of welding workpieces 29 that can be placed is relatively limited. This welding machine uses rotating balls 28 to install the welding workpieces 29, which greatly increases the surface mountable area, and the welding that can be installed The number of workpieces 29 is more than that of the horizontal mounting plate, and when the rotating ball 28 rotates to the bottom, the welding workpieces 29 fall from the rotating ball 28. It is not necessary for the staff to remove the welding workpieces 29 one by one after welding, which saves processing time , thereby improving the efficiency of welding, saving manpower and reducing production costs.

Wherein, the rotating ball 28 is rotationally connected with the positioning frame 26 by the rotating shaft 10, and the collecting box 11 capable of receiving the welding workpiece 29 falling is provided between the bottom of the rotating ball 28 and the base 1, the upper end of the collecting box 11 is open, and the rotating ball 28 is connected with the driving motor 20 that can drive rotating ball 28 to rotate. The collection box 11 is slidably connected with the base 1, the base 1 is provided with a slide rail 12, the bottom of the collection box 11 is provided with a sliding groove 13 matching with the slide rail 12, and the collection box 11 is connected with the base drive cylinder 14. The welding workpieces 29 are collected by the collection box 11 , and the collection box 11 moves horizontally back and forth during the collection process, so as to avoid the welding workpieces 29 from concentrating in one position, so that the welding workpieces 29 can be evenly distributed in the collection box 11 .

Wherein, the positioning frame 26 is connected with the baffle plate 16 capable of scraping off the welded workpiece 29 that is rotated to the bottom of the rotating ball 28 through the supporting frame 15, and the supporting frame 15 includes support rods 17 that are arranged on both sides of the rotating ball 28 and are vertically arranged , a positioning rod 18 is provided between the lower ends of the support rods 17, the baffle plate 16 is rotationally connected with the positioning rod 18, and a pre-tension spring 19 is arranged between the baffle plate 16 and the positioning rod 18, and the pre-tightening direction of the pre-tension spring 19 is the same as that of the positioning rod 18. The direction of rotation of the rotating ball 28 is opposite. The baffle plate 16 scrapes off the welding workpieces 29 that have rotated to the bottom of the rotating ball 28, so that the staff does not need to remove the welding workpieces 29 one by one after welding, which saves processing time, thereby improving the welding efficiency and saving energy. Reduced manpower and reduced production costs. The pre-tension spring 19 acts as a buffer to avoid rigid contact between the baffle plate 16 and the welding workpiece 29, and prevent the two from being damaged due to collision. Further, the positioning rod 18 is provided with a limiting plate 21 which limits the rotation of the baffle 16 to one side, and the pre-tension spring 19 is arranged between the limiting plate 21 and the baffle 16 . The limiting plate 21 limits the excessive rotation of the baffle plate 16 to ensure that the upper end of the baffle plate 16 can contact the welding workpiece 29 to scrape off the welding workpiece 29 . Further, the rotating ball 28 is provided with a plurality of mounting grooves 22 , and the depth of the mounting grooves 22 gradually becomes deeper along the rotating direction of the rotating ball 28 . The installation groove 22 located in the opposite direction of the baffle plate 16 has a relatively shallow depth, which facilitates the baffle plate 16 to scrape off the welding workpiece 29 .

Wherein, the welding head seat 6 is rotationally connected with the hemispherical arc plate 24 through the rotating strut 23, the hemispherical arc plate 24 is matched with the rotating ball 28, a distance is provided between the hemispherical arc plate 24 and the rotating ball 28, and the laser welding head 7 is arranged on On the inner side wall of the hemispherical arc plate 24 , the hemispherical arc plate 24 is connected with a driving motor 20 capable of driving the hemispherical arc plate 24 to rotate. The welding head seat 6 is fixedly connected with a semi-arc support 25, the inner side wall of the semi-arc support 25 is slidingly connected with the outer side wall of the hemispherical arc plate 24, and the plane where the semi-arc support 25 is located is the same as the plane where the hemispherical arc plate 24 is located. Vertically, the semi-arc support 25 and the hemispherical arc plate 24 have the same center of circle, and the hemispherical arc plate 24 can rotate along the semi-arc support 25 around the center of the circle. The rotation of the hemispherical arc plate 24 can also weld the welding workpiece 29 on the rotating ball 28 .

The using method of this welding machine, this method comprises the following steps:

A. Put the welding workpiece 29 into the installation groove 22 of the rotating ball 28, drive the cylinder 9 longitudinally to move the horizontal arm 3 to a suitable position, and drive the cylinder 8 horizontally to drive the welding head seat 6 to move horizontally to a suitable position;

B. Start the drive motor 20 to make the rotating ball 28 rotate. When the welding workpiece 29 on the rotating ball 28 rotates to the top with the rotating ball 28, the laser welding head 7 welds the welding workpiece 29. When the welding workpiece on the rotating ball 28 29 When the rotating ball 28 rotates to the bottom, the welding workpiece 29 falls from the rotating ball 28, or the driving motor 20 is started to make the hemispherical arc plate 24 rotate again and again, and the welding workpiece 29 on the rotating ball 28 is welded;

C. The welding workpiece 29 falls into the collection box 11, and the base drives the cylinder 14 to make the collection box 11 move back and forth. When more welding workpieces 29 are collected, the welding workpiece 29 in the collection box 11 is poured out;

D. The rotation of the rotating ball 28 is a work cycle. After completing a work cycle, adjust the position of the welding head seat 6 through the horizontal driving cylinder 8 and the longitudinal driving cylinder 9, so that the hemispherical arc plate 24 is on the top of other rotating balls 28, and Workers reinstall the welding workpieces 29 on the rotating ball 28 that has completed a work cycle, and go round and round until all the welding workpieces 29 are completely welded.

Although the base 1, support column 2, cross arm 3, welding space 4, welding head seat 6, laser welding head 7, horizontal driving cylinder 8, longitudinal driving cylinder 9, rotating shaft 10, collection box 11, sliding Rail 12, slide groove 13, base driving cylinder 14, support frame 15, baffle plate 16, support rod 17, positioning rod 18, preload spring 19, driving motor 20, limit plate 21, installation groove 22, rotating support rod 23 , hemispherical arc plate 24, semi-arc bracket 25, positioning frame 26, hollow opening 27, rotating ball 28, welding workpiece 29 and other terms, but the possibility of using other terms is not excluded. These terms are used only for the purpose of describing and explaining the essence of the present invention more conveniently; interpreting them as any kind of additional limitation is against the spirit of the present invention.

Claims (8)

1. A welding machine, comprising a base (1), the base (1) is connected with the cross arm (3) by a support column (2), between the cross arm (3) and the base (1) A welding space (4) is formed, a welding head seat (6) is horizontally slidably connected to the cross arm (3), and a plurality of laser welding heads (7) are arranged on the lower end surface of the welding head seat (6), The welding head seat (6) is connected with a horizontal drive cylinder (8) capable of driving the welding head seat (6) to move horizontally, and the support column (2) and the cross arm (3) are longitudinally slidingly connected , the cross arm (3) is connected with a longitudinal drive cylinder (9) capable of driving the cross arm (3) to move longitudinally, it is characterized in that the cross arm (3) and the base (1) are suspended between A positioning frame (26) is arranged, and a hollow opening (27) is arranged on the described positioning frame (26), and a rotating ball (28) for placing a welding workpiece (29) is arranged in the described hollow opening (27). The above-mentioned rotating ball (28) is rotationally connected with the positioning frame (26), and when the welding workpiece (29) on the rotating ball (28) rotates to the top with the rotating ball (28), the laser welding head (7) will weld the workpiece (29) carry out welding, when the welding workpiece (29) on the rotating ball (28) rotates to the below with the rotating ball (28), the welding workpiece (29) falls from the rotating ball (28). 2. The welding machine according to claim 1, characterized in that, said rotating ball (28) is rotationally connected with the positioning frame (26) through a rotating shaft (10), and the lower part of said rotating ball (28) is connected to the base (1) is provided with the collecting box (11) that can receive the welding workpiece (29) that falls, the upper end opening of described collecting box (11), described rotating ball (28) and can drive rotating ball (28) The rotating drive motor (20) is connected. 3. The welding machine according to claim 2, characterized in that, the collection box (11) is slidably connected to the base (1), the base (1) is provided with a slide rail (12), the The bottom of the collection box (11) is provided with a sliding groove (13) matched with the slide rail (12), and the collection box (11) is connected with the base driving cylinder (14). 4. The welding machine according to claim 3, characterized in that, said positioning frame (26) is capable of scraping off the welding workpiece (29) rotating to the bottom of the rotating ball (28) through the support frame (15) The baffle (16) is connected, and the support frame (15) includes support rods (17) that are arranged on both sides of the rotating ball (28) and are vertically arranged, and the lower ends of the support rods (17) are provided with Position bar (18) is arranged, and described baffle plate (16) is rotatably connected with position bar (18), and is provided with pretension spring (19) between baffle plate (16) and position bar (18), and described The preload direction of the pretension spring (19) is opposite to the rotation direction of the rotating ball (28). 5. The welding machine according to claim 4, characterized in that, the positioning rod (18) is provided with a limiting plate (21) that restricts the rotation of the baffle (16) to one side, and the pre-tightening The spring (19) is arranged between the limiting plate (21) and the baffle plate (16). 6. The welding machine according to claim 5, characterized in that, said rotating ball (28) is provided with several mounting grooves (22), and the depth of said mounting grooves (22) follows the direction of rotating ball (28). ) in the direction of rotation gradually becomes darker. 7. The welding machine according to claim 6, characterized in that, the welding head seat (6) is connected to the hemispherical arc plate (24) by rotating the support rod (23), and the hemispherical arc plate (24) is connected to the rotating The ball (28) is matched, and a distance is provided between the described hemispherical arc plate (24) and the rotating ball (28), and the described laser welding head (7) is arranged on the inner side wall of the hemispherical arc plate (24), The hemispherical arc (24) is connected with a drive motor (20) capable of driving the hemispherical arc (24) to rotate. 8. The welding machine according to claim 7, characterized in that, said welding head seat (6) is fixedly connected with a semi-arc bracket (25), and the inner side wall of said semi-arc bracket (25) Slidingly connected with the outer wall of the hemispherical arc (24), the plane where the semi-arc bracket (25) is located is perpendicular to the plane where the hemispherical arc (24) is located, the semi-arc bracket (25) and the hemispherical arc (24) have the same center of circle, and said hemispherical arc plate (24) can rotate around the center of circle along the semi-arc support (25).