CN208178809U - A kind of automatic welding workbench for brake-shoe - Google Patents

Abstract

An automatic welding workbench for brake shoes, including fixtures arranged on the workbench, at least two fixtures are provided, and the workbench is respectively provided with a fixture driving assembly corresponding to at least two fixtures, and at least two fixtures pass through the fixtures respectively The driving assembly is arranged on the workbench; the fixture includes a fixture frame, and a lower template, an upper template and an upper template driving assembly arranged on the fixture frame, the lower template is fixedly arranged on the fixture frame, and the upper template is located above the lower template, and Driven and connected with the upper template driving component, the upper template is driven by the upper template driving component to open and close relative to the lower template, so as to realize automatic loading and unloading and welding of brake shoes. Through the improvement of the above structure, the utility model has the characteristics of simple and reasonable structure, excellent performance, convenient operation, high production efficiency, fully automatic, intelligent, safe and reliable production process, etc., and has strong practicability.

Description

An automated welding workbench for brake shoes

technical field

The utility model relates to an automatic welding workbench for brake shoes.

Background technique

The brake shoe of the truck is a welded piece of steel plate. The shape is 450mm×200mm×5mm. The steel plate is bent into a shape with a radius of 200mm (hereinafter referred to as the bottom plate). 500mm high 60mm thick 8mm anti-shape steel plate (hereinafter referred to as side plate).

At present, in the brake shoe welding process of trucks, the welding process is semi-automatic now. Two side plates and one bottom plate are manually placed in the welding fixture, and the automatic welding is performed by a 3-axis manipulator. After the welding is completed, the finished product is manually removed. Remove from the jig. This semi-automatic operation method has high labor intensity and low work efficiency, and it is difficult to meet the demand for mass production, and there are certain safety hazards in the production process. Workers working in this environment for a long time will harm their health, and workers are very It is monotonous and boring. As domestic labor costs are getting higher and higher, fewer and fewer people are willing to do this kind of work. It is difficult for factories to hire workers and cannot meet the production needs of manufacturers. Therefore, further improvement is necessary.

Utility model content

The purpose of this utility model is to provide a simple and reasonable structure, excellent performance, convenient operation, high production efficiency, fully automated, intelligent and safe and reliable automatic welding workbench for brake shoes to overcome the existing Weaknesses in technology.

An automatic welding workbench for brake shoes designed according to this purpose, including fixtures arranged on the workbench, is characterized in that: there are at least two fixtures, and the workbench is respectively equipped with fixture drives corresponding to at least two fixtures Assemblies, at least two clamps are set on the workbench respectively through the clamp driving components; the clamps include a clamp frame, and a lower template, an upper template and an upper template driving component arranged on the clamp frame, and the lower template is fixedly arranged on the clamp On the frame, the upper template is located above the lower template and is driven and connected with the upper template driving component. The upper template is driven by the upper template driving component to open and close relative to the lower template, so as to realize the automatic loading and unloading work and welding work of the brake shoes .

It also includes a six-axis robot; when the upper template is opened relative to the lower template, a loading and unloading station is formed, and the automatic loading and unloading work of the brake shoe is realized by the six-axis robot; when the upper template is closed relative to the lower template, a welder is formed. position, and the automatic welding of brake shoes is realized through a six-axis robot.

The clamp driving assembly includes a transfer cylinder, a movable support, a fixed slide rail and a sliding block; wherein, the transfer cylinder is fixedly arranged on the workbench, and a connecting block is arranged on the power output end thereof, and the connecting block and the bottom of the movable support Fixed connection, the top of the movable support is fixedly connected with the fixture frame, the fixed slide rail is fixedly arranged on the workbench, the bottom of the sliding block is slidably arranged on the fixed slide rail, and the top is fixedly connected with the bottom of the movable support; the fixture frame passes The cooperation of the transfer cylinder, the movable support, the sliding block and the connecting block slides linearly on the fixed slide rail of the workbench.

The side part of the fixture frame is also provided with a cable drag chain and a welding slag replacement sheet metal; wherein, one end of the cable drag chain is fixedly connected to the side of the fixture frame, and the welding slag replacement sheet metal is fixedly arranged on the side of the fixture frame , the other end of the cable drag chain is fixedly connected to the sheet metal for welding slag.

The fixture frame is in the shape of a square frame, and the lower template and the upper template are respectively located in the fixture frame; the upper template driving assembly includes at least an upper hydraulic cylinder, and the upper hydraulic cylinder is fixedly arranged on the top of the fixture frame, and its power output The end is driven and connected with the upper template, and the upper template is opened and closed up and down relative to the lower template through the drive of the upper hydraulic cylinder.

The upper template drive assembly also includes two side hydraulic cylinders, the two sides of the upper template are respectively provided with side movable templates, and the two side hydraulic cylinders are respectively arranged on both sides of the upper template and are respectively driven by the side movable templates on both sides. Connection, the side movable templates on both sides move on the upper template through the lateral opening and closing of the side hydraulic cylinders.

The upper hydraulic cylinder and the two side hydraulic cylinders are relatively independent and do not interfere with each other during work.

The upper hydraulic cylinder is a 10-ton hydraulic cylinder, and the side hydraulic cylinder is a 1-ton hydraulic cylinder.

A guide rod is arranged between the upper template and the jig frame and/or the lower template, and the upper template moves up and down on the jig frame and/or the lower template through the guide rod.

There are two clamps and they are arranged on the workbench in a left and right style.

Through the improvement of the above-mentioned structure, the utility model is provided with two welding fixtures on a workbench. When the lower template is opened, a loading and unloading station is formed, which is used for automatic loading of welding parts and finished products by a six-axis robot; when the upper template is closed relative to the lower template, a welding station is formed for six-axis robots. The axis robot performs automatic welding work, that is, the two fixtures can realize the loading and unloading work and welding work at the same time, effectively improving work efficiency. At the same time, the upper template is driven by a hydraulic system, and the two sides of the upper template are driven by a hydraulic system. The drive has a side movable template, that is, three welded parts can be placed on the upper template and the lower template at the same time, and the size of the welded parts is not limited, thereby improving product compatibility. The oil cylinders of the three hydraulic systems are set relatively independently, and It does not interfere with each other during work, and can be controlled separately during work, with independent pressure regulation and independent pressure maintenance. Compared with the existing technology, the finished product qualification rate is higher and the controllability is better; moreover, the main structure of the fixture frame of the two fixtures The parts are 30mm steel plates and 20mm ribs, the structure is stable, and can meet the stable work of 10 tons of hydraulic cylinders. The whole process of work is automated, which greatly saves manpower, reduces labor intensity of workers, and effectively improves production safety.

In general, it has the characteristics of simple and reasonable structure, excellent performance, convenient operation, high production efficiency, fully automated, intelligent, safe and reliable production process, etc., and has strong practicability.

Description of drawings

Fig. 1 and Fig. 2 are structural schematic diagrams of the first embodiment of the utility model.

Fig. 3 and Fig. 4 are schematic diagrams of the fixture structure of the first embodiment of the present invention.

Fig. 5 is a schematic structural diagram of the workbench according to the first embodiment of the present invention.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

Referring to Fig. 1-Fig. 5, the automatic welding workbench used for brake shoes includes at least two fixtures 2 arranged on the workbench 1, and at least two fixtures 2 are provided, and the workbench 1 corresponds to at least two fixtures 2 respectively provided with The clamp drive assembly, at least two clamps 2 are respectively arranged on the workbench 1 through the clamp drive assembly; the clamp 2 includes a clamp frame 3, and a lower template 4, an upper template 5 and an upper template arranged on the clamp frame 3 The driving assembly, the lower template 4 is fixedly arranged on the fixture frame 3, the upper template 5 is located above the lower template 4, and is connected to the driving assembly of the upper template, and the upper template 5 is opened and closed relative to the lower template 4 through the drive of the upper template driving assembly activities to realize automatic loading and unloading and welding of brake shoes.

Specifically, it also includes a six-axis robot; when the upper template 5 is opened relative to the lower template 4, a loading and unloading station is formed, and the automatic loading and unloading of the brake shoe is realized by the six-axis robot; the upper template 5 is relatively When the lower template 4 is closed, a welding station is formed, and the automatic welding work of the brake shoe is realized by a six-axis robot.

Further, the fixture drive assembly includes a transfer cylinder 6, a movable support 7, a fixed slide rail 8 and a sliding block 9; wherein, the transfer cylinder 6 is fixedly arranged on the workbench 1, and a connecting block is provided on its power output end 10. The connecting block 10 is fixedly connected to the bottom of the movable support 7, the top of the movable support 7 is fixedly connected to the fixture frame 3, the fixed slide rail 8 is fixedly arranged on the workbench 1, and the bottom of the sliding block 9 is slidably arranged on the fixed slide rail 8 Above, the top is fixedly connected to the bottom of the movable support 7; the clamp frame 3 linearly slides on the fixed slide rail 8 of the workbench 1 through the cooperation of the transfer cylinder 6, the movable support 7, the sliding block 9 and the connecting block 10.

Further, the side of the fixture frame 3 is also provided with a cable drag chain 11 and a welding slag replacement sheet metal 12; It is fixedly arranged on the side of the fixture frame 3, and the other end of the drag chain 11 is fixedly connected with the welding slag replacement sheet metal 12.

Further, the fixture frame 3 is in the shape of a square frame and is made of 30mm steel plates and 20mm reinforcing ribs, the lower formwork 4 and the upper formwork 5 are respectively located in the fixture frame 3; the upper formwork drive assembly includes at least oiling Cylinder 13, the upper hydraulic cylinder 13 is fixedly arranged on the top of the fixture frame 3, and its power output end is driven and connected with the upper template 5, and the upper template 5 is opened and closed relative to the lower template 4 through the drive of the upper hydraulic cylinder 13 Activity.

Further, the upper template drive assembly also includes two side hydraulic cylinders 14, side movable templates 15 are respectively arranged on both sides of the upper template 5, and the two side hydraulic cylinders 14 are respectively arranged on both sides of the upper template 5, and are respectively connected to the upper template 5. The side movable templates 15 on both sides are driven and connected, and the side movable templates 15 on both sides move on the upper template 5 through the lateral opening and closing of the side hydraulic cylinders 14 respectively.

Further speaking, the upper hydraulic cylinder 13 and the two side hydraulic cylinders 14 are relatively independent and do not interfere with each other during operation.

Further, the upper hydraulic cylinder 13 is a 10-ton hydraulic cylinder, and the side hydraulic cylinder 14 is a 1-ton hydraulic cylinder.

Further, a guide rod 16 is provided between the upper template 5 and the clamp frame 3 and/or the lower template 4 , and the upper template 5 moves up and down on the clamp frame 3 and/or the lower template 4 through the guide rod 16 .

Furthermore, there are two jigs 2 arranged on the workbench 1 in a left-right manner.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. There will be various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (10)

1. An automatic welding workbench for brake shoes, comprising a clamp (2) arranged on the workbench (1), characterized in that: there are at least two clamps (2), and the workbench (1) corresponds to At least two clamps (2) are respectively provided with clamp drive components, and at least two clamps (2) are respectively arranged on the workbench (1) through the clamp drive components; the clamp (2) includes a clamp frame (3), And the lower formwork (4), upper formwork (5) and upper formwork drive assembly arranged on the fixture frame (3), the lower formwork (4) is fixedly arranged on the fixture frame (3), and the upper formwork (5) is located on the lower formwork (4) and is connected with the driving assembly of the upper template, and the upper template (5) is opened and closed relative to the lower template (4) through the drive of the upper template driving assembly, so as to realize the automatic loading and unloading work and welding of the brake shoes Work. 2. The automatic welding workbench for brake shoes according to claim 1, characterized in that: it also includes a six-axis robot; when the upper template (5) is opened relative to the lower template (4), it forms a loading and unloading station , and the automatic loading and unloading work of the brake shoe is realized by a six-axis robot; the welding station is formed when the upper template (5) is closed relative to the lower template (4), and the automatic welding work of the brake shoe is realized by a six-axis robot . 3. The automatic welding workbench for brake shoes according to claim 2, characterized in that: the fixture drive assembly includes a transfer cylinder (6), a movable support (7), a fixed slide rail (8) and a slide block (9); wherein, the transfer cylinder (6) is fixedly arranged on the workbench (1), and its power output end is provided with a connecting block (10), and the bottom of the connecting block (10) and the movable support (7) Fixedly connected, the top of the movable support (7) is fixedly connected with the fixture frame (3), the fixed slide rail (8) is fixedly arranged on the workbench (1), and the bottom of the sliding block (9) is slidably arranged on the fixed slide rail (8 ), the top is fixedly connected with the bottom of the movable support (7); the clamp frame (3) is matched by the transfer cylinder (6), movable support (7), sliding block (9) and connecting block (10) Linearly slide on the fixed slide rail (8) of the workbench (1). 4. The automatic welding workbench for brake shoes according to claim 3, characterized in that: the side part of the clamp frame (3) is also provided with a cable drag chain (11) and a welding slag sheet metal ( 12); wherein, one end of the cable drag chain (11) is fixedly connected to the side of the fixture frame (3), the welding slag sheet metal (12) is fixedly arranged on the side of the fixture frame (3), and the cable drag chain ( 11) The other end is fixedly connected with the welding slag sheet metal (12). 5. The automatic welding workbench for brake shoes according to any one of claims 1-4, characterized in that: the fixture frame (3) is in the shape of a square frame, the lower template (4) and the upper template (5 ) are respectively located in the clamp frame (3); the upper template drive assembly at least includes an upper oil pressure cylinder (13), and the upper oil pressure cylinder (13) is fixedly arranged on the top of the clamp frame (3), and its power output end It is driven and connected with the upper formwork (5), and the upper formwork (5) performs up-and-down opening and closing activities relative to the lower formwork (4) through the drive of the upper hydraulic cylinder (13). 6. The automatic welding workbench for brake shoes according to claim 5, characterized in that: the upper template drive assembly also includes two side hydraulic cylinders (14), and the two sides of the upper template (5) are respectively set There are side movable templates (15), and two side hydraulic cylinders (14) are respectively arranged on both sides of the upper template (5), and are respectively driven and connected with the side movable templates (15) on both sides, and the side movable templates on both sides ( 15) move on the upper formwork (5) by side hydraulic cylinders (14) sideways type opening and closing activities respectively. 7. The automatic welding workbench for brake shoes according to claim 6, characterized in that: the upper hydraulic cylinder (13) and the two side hydraulic cylinders (14) are set relatively independently, and when working Do not interfere with each other. 8. The automatic welding workbench for brake shoes according to claim 7, characterized in that: the upper hydraulic cylinder (13) is a 10-ton hydraulic cylinder, and the side hydraulic cylinder (14) is a 1-ton hydraulic cylinder. Pressure cylinder. 9. The automatic welding workbench for brake shoes according to claim 1 or 8, characterized in that: there is a Guide bar (16), upper formwork (5) is guided up and down by guide bar (16) and moves on clamp frame (3) and/or lower formwork (4). 10. The automatic welding workbench for brake shoes according to claim 1, characterized in that there are two fixtures (2) arranged on the workbench (1) in a left-right manner.