Middle trough welding device

Abstract

The utility model discloses a middle trough welding device. The middle trough welding device is used for welding two side parts of a bottom plate of a middle trough with a shovel plate ledge and a baffle ledge respectively. The middle trough welding device comprises a rotary supporting platform mechanism and a welding robot mechanism, and the welding robot mechanism is used for welding the two side portions of the bottom plate to the shovel plate ledge and the baffle ledge correspondingly. According to the middle trough welding device, the two side portions of the bottom plate of the middle trough can be automatically welded to the shovel plate ledge and the baffle ledge respectively, the welding quality and the welding efficiency are improved, and the labor intensity of workers is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mine machinery production and manufacturing, in particular to a middle groove welding device. Background Art

[0002] In recent years, enterprises have been facing the problems of difficulty in hiring, aging of welding personnel, and a decrease in the number of young welding technicians. In the future, there will be a gap in the number of traditional manual welding personnel. Robot welding is an inevitable trend for the future development of enterprises. At present, the middle troughs commonly used in domestic coal transportation are mostly welded manually, using carbon dioxide gas shielded welding, and the welds are in the form of multi-layer multi-pass fillet welds and multi-layer multi-pass groove welds. The disadvantages of manual welding are:

[0003] 1) The hazards generated during the welding process include welding fumes, chemical pollution and physical pollution. Working in this environment for a long time can easily induce occupational diseases such as pneumoconiosis.

[0004] 2) Welding quality is easily affected by external factors such as physiology and psychology, and the welding quality is unstable.

[0005] 3) The base welding process requires high skill levels of workers.

[0006] 4) Welding is labor-intensive and it takes about 1-3 days to weld a structural part.

[0007] 5) The welding environment is harsh and some structures need to be preheated before welding.

[0008] In order to realize the operation of automated production lines, complete the continuous and automated production of conventional model middle trough products, reduce the labor intensity of workers, improve the working environment, improve production efficiency, realize the company's "machine replacement" purpose, and lay a solid foundation for the company's transformation and upgrading to intelligent production. Summary of the invention

[0009] In order to overcome the above-mentioned defects, the technical problem solved by the utility model is to provide a middle groove welding device, which can realize the welding of the bottom plate of the middle groove with the shovel plate groove side and the baffle plate groove side respectively, thereby improving the welding quality and welding efficiency and reducing the labor intensity of workers.

[0010] In order to solve the above technical problems, the utility model provides a middle groove welding device, which is used to weld the two side parts of the bottom plate of the middle groove with the shovel plate groove side and the baffle plate groove side respectively; the middle groove welding device includes a rotating support platform mechanism and a welding robot mechanism, and the welding robot mechanism is used to weld the two side parts of the bottom plate with the shovel plate groove side and the baffle plate groove side respectively.

[0011] Furthermore, the rotating support platform mechanism includes a rotating platform assembly, and the rotating platform assembly includes a vertically arranged rotating power part, the upper end of the rotating power part is a power output end, and the power output end is provided with a power output shaft, and a power output shaft gear is fixedly provided on the power output shaft. The power output shaft gear is meshed with the outer bearing of the slewing bearing to transmit power, and the upper surface of the outer bearing of the slewing bearing is also fixedly connected to a platform.

[0012] Furthermore, along the X-axis direction, an X-axis positioning member and an X-axis pushing force member are relatively arranged on the upper surface of the platform, and the X-axis positioning member is fixedly arranged on the upper surface of the platform; along the Y-axis direction, a Y-axis positioning member and a Y-axis pushing force member are relatively arranged on the upper surface of the platform, and the Y-axis positioning member is fixedly arranged on the upper surface of the platform; the X-axis positioning member, the X-axis pushing force member, the Y-axis positioning member, and the Y-axis pushing force member together form an area for placing the middle groove.

[0013] Furthermore, a universal ball support assembly is also provided on the upper surface of the platform in the placement area of ​​the middle groove.

[0014] Furthermore, the universal ball support assembly includes a base plate fixedly arranged on the upper surface of the platform, and a universal ball is arranged on the upper surface of the base plate.

[0015] Furthermore, the universal ball support assembly is provided with four groups, which are respectively located at the four corners of the middle groove area.

[0016] Furthermore, the welding robot mechanism includes a welding robot, and the welding robot is located on one side of the platform.

[0017] Furthermore, the middle groove welding device also includes a base, and the rotating power component is installed on the base; the inner bearing of the slewing bearing is fixedly installed on the base.

[0018] Furthermore, the rotating power component is a rotating motor.

[0019] Further, the X-direction pushing force member is a pushing cylinder, and the Y-direction pushing force member is a pushing cylinder.

[0020] After adopting the above technical solution, the beneficial effect of the utility model is that the middle groove welding device is used to weld the two sides of the bottom plate of the middle groove with the shovel plate groove side and the baffle plate groove side respectively. The middle groove welding device includes a rotating support platform mechanism and a welding robot mechanism, and the welding robot mechanism is used to weld the two sides of the bottom plate with the shovel plate groove side and the baffle plate groove side respectively. The middle groove welding device of the utility model can realize the automatic welding of the two sides of the bottom plate of the middle groove with the shovel plate groove side and the baffle plate groove side respectively, improve the welding quality and welding efficiency, and reduce the labor intensity of workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the middle groove welding device (in use state) of the utility model;

[0022] Figure 2 yes Figure 1 A schematic diagram of the structure of the central rotating support platform mechanism;

[0023] Figure 3 yes Figure 2 A top view of

[0024] Figure 4 yes Figure 3 Sectional view along AA direction;

[0025] Figure 5 yes Figure 3 An enlarged structural diagram of the universal ball support assembly;

[0026] Figure 6 yes Figure 5 A top view of

[0027] Figure 7 yes Figure 3 A stereogram of the middle platform;

[0028] Figure 8 It is a schematic diagram of the structure of the middle trough;

[0029] In the figure: 1. base; 2. rotating platform assembly; 21. rotating power member; 22. platform; 23. slewing bearing; 3. X-axis pushing force member; 4. X-axis positioning member; 5. middle groove; 51. shovel plate groove side; 52. bottom plate; 53. baffle plate groove side; 54. middle plate; 55. welding part A; 56. welding part B; 6. Y-axis pushing force member; 7. Y-axis positioning member; 8. universal ball support assembly; 81. base plate; 82. universal ball; 9. welding robot mechanism; 91. welding robot. DETAILED DESCRIPTION

[0030] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0031] Combination Figure 1 as well as Figure 8 As shown together, the middle groove 5 involved in the present invention includes a middle plate 54, a bottom plate 52, a shovel plate groove side 51, a baffle plate groove side 53, a vertical plate, and two rail seats, and the two rail seats are symmetrically arranged. The middle groove 5 is a prior art, and its structure and the connection relationship between various components are not described in detail here.

[0032] The middle groove welding device includes a rotating support platform mechanism and a welding robot mechanism 9. The middle groove welding device of the utility model is used to weld the two sides of the bottom plate 52 with the shovel plate groove side 51 and the baffle plate groove side 53 respectively. Specifically, Figure 8 The welding part A 55 and the welding part B 56 are welded.

[0033] Combination Figure 1 , Figure 2 , Figure 3 , Figure 4 ,as well as Figure 7 As shown together, the rotating support platform mechanism includes a rotating platform assembly 2, and the rotating platform assembly 2 includes a vertically arranged rotating power member 21. The upper end of the rotating power member 21 is a power output end, and a power output shaft is provided at the power output end. A power output shaft gear is fixedly provided on the power output shaft. The power output shaft gear is meshed with the outer bearing of the slewing bearing 23 to transmit power, and the upper surface of the outer bearing of the slewing bearing 23 is also fixedly connected to a platform 22.

[0034] The middle groove welding device further comprises a base 1 , on which a rotating power member 21 is mounted; and an inner bearing of a slewing bearing 23 is fixedly mounted on the base 1 .

[0035] The rotating power member 21 preferably adopts a rotating motor. Of course, other conventional power members that can provide rotating power can also be selected and used, which will not be described in detail here.

[0036] The slewing bearing 23 is a purchased part, which is common knowledge to those skilled in the art, and the specific structure, working principle, and working process of the slewing bearing 23 will not be described in detail here.

[0037] Preferably, along the X-axis direction, an X-direction positioning member 4 and an X-direction pushing force member 3 are relatively arranged on the upper surface of the platform 22, and the X-direction positioning member 4 is fixedly arranged on the upper surface of the platform 22. Along the Y-axis direction, a Y-direction positioning member 7 and a Y-direction pushing force member 6 are relatively arranged on the upper surface of the platform 22, and the Y-direction positioning member 7 is fixedly arranged on the upper surface of the platform 22. The X-direction positioning member 4, the X-direction pushing force member 3, the Y-direction positioning member 7, and the Y-direction pushing force member 6 together enclose an area for placing the middle groove 5.

[0038] The X-direction pushing force member 3 is preferably a pushing cylinder, and the Y-direction pushing force member 6 is preferably a pushing cylinder. Of course, other conventional power members capable of providing power can also be selected and used, which will not be described one by one here.

[0039] Combination Figure 1 , Figure 3 , Figure 5 ,as well as Figure 6 As shown together, a universal ball support assembly 8 is also provided on the upper surface of the platform 22 in the placement area of ​​the middle groove 5 .

[0040] The universal ball support assembly 8 includes a base plate 81 fixedly arranged on the upper surface of the platform 22 , and a universal ball 82 is arranged on the upper surface of the base plate 81 .

[0041] Preferably, a groove is provided on the upper surface of the base plate 81, and the universal ball 82 is rollingly arranged in the groove.

[0042] Four sets of universal ball support assemblies 8 are provided, respectively located at the four corners of the area where the middle groove 5 is placed.

[0043] The universal balls 82 of the four sets of universal ball support assemblies 8 are respectively fitted with the lower surface of the bottom plate 52 of the middle groove 5 to support the middle groove 5 and facilitate the sliding, positioning and clamping of the middle groove 5 in the X direction and the Y direction.

[0044] Combination Figure 1 As shown, the welding robot mechanism 9 includes a welding robot 91 , which is located on one side of the platform 22 .

[0045] The following is a detailed description of the process of welding the welding part A 55 and the welding part B 56 of the middle groove 5 using the middle groove welding device of the utility model:

[0046] 1. The middle trough truss robot (existing technology) carries the middle trough 5 to the rotating support platform mechanism, and places the middle trough 5 in the middle trough 5 placement area on the upper surface of the platform 22;

[0047] 2. The X-direction pushing force member 3 is pushed out to fit with one end surface of the bottom plate 52 of the middle groove 5, and the X-direction positioning member 4 arranged at a relative position is used to clamp the middle groove 5 in the X-axis direction;

[0048] 3. The Y-direction pushing force member 6 is pushed out to fit with the shovel plate groove side 51 of the middle groove 5, and the Y-direction positioning member 7 arranged at a relative position is matched. The Y-direction positioning member 7 fits with the baffle plate groove side 53 of the middle groove 5 to clamp the middle groove 5 in the Y-axis direction;

[0049] 4. The welding robot 91 of the welding robot mechanism 9 welds the welding part A 55;

[0050] 5. Under the action of the rotating power member 21, the platform 22 rotates horizontally 180°, and the middle slot 5 rotates 180° at the same time;

[0051] 6. The welding robot 91 of the welding robot mechanism 9 welds the welding portion B 56 .

[0052] The technical features named with serial numbers (such as welding part A, welding part B, etc.) involved in this specification are only for distinguishing the various technical features and do not represent the positional relationship, installation sequence and working sequence between the various technical features.

[0053] In the description of this specification, it is necessary to understand that the orientations or positional relationships described as "vertical", "upper end", "upper surface", "middle plate", "bottom plate", "lower surface", etc. are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0054] The present utility model is not limited to the above-mentioned specific implementation modes. Various changes made by ordinary technicians in this field based on the above-mentioned concepts without creative work are all within the protection scope of the present utility model.

Claims

1. A middle groove welding device, which is used to weld the two sides of the bottom plate of the middle groove with the shovel plate groove side and the baffle plate groove side respectively; characterized in that: The middle groove welding device comprises a rotating support platform mechanism and a welding robot mechanism, and the welding robot mechanism is used to weld the two sides of the bottom plate with the shovel plate groove side and the baffle plate groove side respectively; The rotating support platform mechanism includes a rotating platform assembly, and the rotating platform assembly includes a vertically arranged rotating power part. The upper end of the rotating power part is a power output end, and the power output end is provided with a power output shaft. A power output shaft gear is fixedly provided on the power output shaft. The power output shaft gear is meshed with the outer bearing of the slewing bearing to transmit power, and the upper surface of the outer bearing of the slewing bearing is also fixedly connected to a platform.

2. The middle groove welding device according to claim 1, characterized in that: Along the X-axis direction, an X-direction positioning member and an X-direction pushing force member are relatively arranged on the upper surface of the platform, and the X-direction positioning member is fixedly arranged on the upper surface of the platform; along the Y-axis direction, a Y-direction positioning member and a Y-direction pushing force member are relatively arranged on the upper surface of the platform, and the Y-direction positioning member is fixedly arranged on the upper surface of the platform; The X-direction positioning member, the X-direction pushing force member, the Y-direction positioning member, and the Y-direction pushing force member together enclose an area for placing the middle groove.

3. The middle groove welding device according to claim 2, characterized in that: Located in the placement area of ​​the middle groove, a universal ball support assembly is also arranged on the upper surface of the platform.

4. The middle groove welding device according to claim 3, characterized in that: The universal ball support assembly comprises a base plate fixedly arranged on the upper surface of the platform, and a universal ball is arranged on the upper surface of the base plate.

5. The middle groove welding device according to claim 4, characterized in that: The universal ball support assemblies are provided in four groups, which are respectively located at the four corners of the middle groove area.

6. The middle groove welding device according to claim 1, characterized in that: The welding robot mechanism comprises a welding robot, and the welding robot is located on one side of the platform.

7. The middle groove welding device according to claim 1, characterized in that: The middle groove welding device also includes a base, and the rotating power component is installed on the base; the inner bearing of the slewing bearing is fixedly installed on the base.

8. The middle groove welding device according to claim 1, characterized in that: The rotating power part is a rotating motor.

9. The middle groove welding device according to claim 2, characterized in that: The X-direction pushing force member is a pushing cylinder, and the Y-direction pushing force member is a pushing cylinder.

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