Omnidirectional overturning type welding device for metal casting

Abstract

The invention relates to the field of metal welding machining, in particular to a metal casting omni-directional overturning type welding device which comprises a machine table, the machine table comprises an upper machine base and a lower machine base, the upper machine base and the lower machine base are each provided with a set of sliding arc plates in a sliding mode, and the two sets of sliding arc plates are driven by a driving assembly to slide synchronously. The inner sides of the cambered surfaces of the two sets of sliding arc plates are each provided with a set of telescopic pieces, the telescopic ends of the telescopic pieces are fixedly provided with a set of clamping tables, a lifting ring is slidably installed on the supporting column and driven by a lifting assembly installed on the machine table to ascend and descend, and a welding machine base is slidably installed in the lifting ring. According to the omni-directional welding device, the welding angle of the metal casting is adjusted through sliding of the two sets of sliding arc plates, meanwhile, the welding position of the welding gun is adjusted in cooperation with the welding machine base capable of rotating and moving, and therefore the omni-directional welding requirement is met.

Description

Technical Field

[0001] The invention relates to the field of metal welding processing, in particular to an omnidirectional flip welding device for metal castings. Background Art

[0002] In metal casting products, individual component castings often need to be welded using welding equipment.

[0003] Since some single-piece metal casting products have corners, conventional welding devices have certain limitations on the welding angle and cannot switch the welding angle according to the specifications of the metal casting surface. Summary of the invention

[0004] The purpose of the present invention is to provide an omnidirectional flip welding device for metal castings, which is used to solve the problem that conventional welding devices have certain limitations on welding angles and cannot switch welding angles according to the specifications of the metal casting surface. To achieve the above-mentioned objectives, the present invention provides an omnidirectional flip welding device for metal castings, comprising a machine platform, which comprises an upper machine base and a lower machine base, wherein the upper machine base and the lower machine base are vertically fixedly connected by a supporting column, and a group of sliding arc plates are slidably installed on the upper machine base and the lower machine base respectively, and the two groups of sliding arc plates are slidably installed on the installation arc surfaces set near the sides of the upper machine base and the lower machine base, and are driven by a driving component to slide synchronously, and a group of telescopic parts are installed on the inner sides of the arc surfaces of the two groups of sliding arc plates, and a group of clamping tables are fixed on the telescopic ends of the telescopic parts, and a clamping component for clamping one side of the metal casting is installed on the clamping table, a lifting ring is slidably installed on the support column, and the lifting ring is driven to rise and fall by the lifting component installed on the machine platform, a welding machine base is slidably installed in the lifting ring, and the welding machine base is driven to rotate by the rotating component on the lifting ring, and a welding gun is installed on the welding machine base.

[0005] As a further solution of the present invention, the driving assembly includes two groups of driving racks and two groups of driving gears. The two groups of driving racks are fixedly mounted on the outer side of the arc surface of the corresponding sliding arc plate, and the two groups of driving gears are rotatably mounted on the corresponding upper machine base and lower machine base, and are meshed and connected with the corresponding driving racks. The two groups of driving gears are driven to rotate synchronously through the transmission assembly.

[0006] As a further solution of the present invention, the transmission assembly includes a transmission rod, which is vertically rotatably mounted on the machine platform, one end of which is driven to rotate by a No. 1 power motor, and two sets of transmission bevel gears are mirrored at both ends of the transmission rod. The two sets of transmission bevel gears are meshed with the driven bevel gears on the corresponding driving gear rotating shaft for transmission.

[0007] As a further solution of the present invention, the telescopic member is a telescopic cylinder, and two groups of the telescopic cylinders are fixedly installed on the inner side of the arc surface of the corresponding sliding arc plate.

[0008] As a further solution of the present invention, the clamping assembly includes multiple groups of clamping claws, and the multiple groups of clamping claws are slidably installed in sliding grooves opened in the radial direction of the clamping platform. A group of driving screws are rotatably installed in each group of sliding grooves, and the ends of the multiple groups of driving screws are coaxially installed with No. 3 bevel gears. The multiple groups of No. 3 bevel gears are meshed and connected with the No. 4 bevel gears in the center of the clamping platform, and the No. 4 bevel gear is driven to rotate by the No. 2 power motor at the bottom of the clamping platform.

[0009] As a further solution of the present invention, the lifting assembly includes a lifting screw rod, which is vertically rotatably installed on the machine platform, one end of which is driven to rotate by a No. 3 power motor, and the lifting screw rod and the fixed nut installed on the outside of the lifting ring form a spiral pair transmission.

[0010] As a further solution of the present invention, the rotating assembly includes a No. 4 power motor, a fixed gear ring and a power gear. The No. 4 power motor is fixedly mounted on a welding machine base, the fixed gear ring is coaxially mounted on the inner side of a lifting ring, and the power gear is coaxially mounted on the end of the No. 4 power motor and meshes with the fixed gear ring for transmission.

[0011] Compared with the prior art, the advantages of the present invention are: 1. Two sets of telescopic cylinders extend synchronously, driving two sets of clamping tables to approach mirror images, and the clamping components on the two sets of clamping tables clamp and fix the two ends of the metal casting; 2. The driving assembly drives two sets of sliding arc plates to slide and adjust the welding angle of the clamped metal casting; 3. The welding machine base is rotated by the rotation of the rotating assembly to adjust the welding horizontal position of the welding gun. At the same time, the welding height of the welding gun can be adjusted by the lifting ring to meet the omnidirectional welding requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The figure is a schematic structural diagram of a metal casting omnidirectional flip welding device in the present invention.

[0013] Figure 2 It is a schematic diagram of the rear side of a metal casting omnidirectional flip welding device in the present invention.

[0014] Figure 3 For the present invention Figure 1 A magnified schematic diagram of center A.

[0015] Figure 4 It is a schematic diagram of the installation of the clamping assembly in the present invention.

[0016] Figure 5 It is the internal structure diagram of the clamping table in the present invention.

[0017] Figure 6 It is a top view of the lifting ring in the present invention.

[0018] In the attached drawings: 1. Upper machine base; 2. Lower machine base; 3. Lifting screw; 4. Support column; 5. Sliding arc plate; 6. Driving rack; 7. Driving gear; 8. Driven bevel gear; 9. Transmission bevel gear; 10. No. 1 power motor; 11. Transmission rod; 12. Telescopic cylinder; 13. Clamping table; 14. Clamping assembly; 141. Clamping claw; 142. No. 2 power motor; 143. Driving screw; 144. No. 3 bevel gear; 145. No. 4 bevel gear; 15. Lifting ring; 16. Fixing nut; 17. No. 3 power motor; 18. Welding gun; 19. Welding machine base; 20. Power gear; 21. No. 4 power motor; 22. Fixed gear ring. DETAILED DESCRIPTION

[0019] The technical solution of the present invention is further described in detail below in conjunction with specific implementation methods.

[0020] like Figure 1 and Figure 2 As shown, in an embodiment of the present invention, a metal casting omnidirectional flip welding device includes a machine platform, which includes an upper machine base 1 and a lower machine base 2, the upper machine base 1 and the lower machine base 2 are vertically fixedly connected by a support column 4, a group of sliding arc plates 5 are slidably installed on the upper machine base 1 and the lower machine base 2 respectively, the two groups of sliding arc plates 5 are slidably installed at the installation arc surfaces set near the upper machine base 1 and the lower machine base 2, and are driven by a driving component to slide synchronously, a group of telescopic parts are installed on the inner side of the arc surface of the two groups of sliding arc plates 5, a group of clamping tables 13 are fixed on the telescopic ends of the telescopic parts, a clamping assembly 14 for clamping one side of the metal casting is installed on the clamping table 13, a lifting ring 15 is slidably installed on the support column 4, the lifting ring 15 is driven to rise and fall by the lifting assembly installed on the machine platform, a welding machine base 19 is slidably installed in the lifting ring 15, the welding machine base 19 is driven to rotate by the rotating assembly on the lifting ring 15, and a welding gun 18 is installed on the welding machine base 19.

[0021] like Figure 3 As shown, in the embodiment of the present invention, the driving assembly includes two sets of driving racks 6 and two sets of driving gears 7. The two sets of driving racks 6 are fixedly mounted on the outer side of the arc surface of the corresponding sliding arc plate 5. The two sets of driving gears 7 are rotatably mounted on the corresponding upper machine base 1 and the lower machine base 2, and are meshed and connected with the corresponding driving racks 6. The two sets of driving gears 7 are driven to rotate synchronously through the transmission assembly. Furthermore, the transmission assembly includes a transmission rod 11, which is vertically rotatably installed on the machine platform, and one end of which is driven to rotate by a No. 1 power motor 10. Two sets of transmission bevel gears 9 are mirrored at both ends of the transmission rod 11. The two sets of transmission bevel gears 9 are meshed with driven bevel gears 8 on the rotating shaft of the corresponding driving gear 7 for transmission. The present invention drives the transmission rod 11 to rotate by the No. 1 power motor 10, and the two sets of transmission bevel gears 9 and the driven bevel gears 8 are meshed for transmission, thereby driving the two sets of driving gears 7 to rotate synchronously, and the meshing drives the driving rack 6 and the sliding arc plate 5 to slide, thereby realizing the adjustment of the inclination angle of the clamped metal casting.

[0022] like Figure 1 , Figure 4 as well as Figure 5 As shown, in the embodiment of the present invention, the telescopic member is a telescopic cylinder 12, and two groups of the telescopic cylinders 12 are fixedly installed on the inner side of the arc surface of the corresponding sliding arc plate 5. The two groups of telescopic cylinders 12 are synchronously extended and retracted to drive the two groups of clamping platforms 13 to move closer or farther in mirror image; And, the clamping assembly 14 includes multiple groups of clamping claws 141, and the multiple groups of clamping claws 141 are slidably installed in the sliding grooves opened in the radial direction of the clamping platform 13. A group of driving screws 143 are rotatably installed in each group of sliding grooves, and the ends of the multiple groups of driving screws 143 are coaxially installed with No. 3 bevel gears 144. The multiple groups of No. 3 bevel gears 144 are meshed and connected with the No. 4 bevel gear 145 at the center of the clamping platform 13. The No. 4 bevel gear 145 is driven to rotate by the No. 2 power motor 142 at the bottom of the clamping platform 13, and the No. 4 bevel gear 145 is driven to rotate by the No. 2 power motor 142, and the multiple groups of No. 3 bevel gears 144 and the driving screws 143 are driven to rotate synchronously, and the transmission drives the multiple groups of clamping claws 141 to slide linearly along the sliding groove; In the present invention, the number of the clamping claws 141 is three groups. Of course, the actual number of the clamping claws 141 can be flexibly adjusted according to actual conditions.

[0023] like Figure 1 and Figure 2 As shown, in an embodiment of the present invention, the lifting assembly includes a lifting screw 3, which is vertically rotatably installed on the machine platform, and one end of which is driven to rotate by a No. 3 power motor 17. The lifting screw 3 and the fixed nut 16 installed on the outside of the lifting ring 15 form a spiral pair transmission. The lifting screw 3 is driven to rotate by the No. 3 power motor 17, and the spiral transmission drives the lifting platform to rise and fall.

[0024] like Figure 6As shown, in an embodiment of the present invention, the rotating assembly includes a No. 4 power motor 21, a fixed gear ring 22 and a power gear 20. The No. 4 power motor 21 is fixedly mounted on the welding machine base 19, the fixed gear ring 22 is coaxially mounted on the inner side of the lifting ring 15, and the power gear 20 is coaxially mounted on the end of the No. 4 power motor 21 and meshes with the fixed gear ring 22 for transmission. The power gear 20 is driven to rotate by the No. 4 power motor 21, and the meshing drives the welding machine base 19 to move in a circle.

[0025] In summary, the present invention, when used: 1. The two sets of telescopic cylinders 12 are extended synchronously to drive the two sets of clamping tables 13 to approach each other in a mirrored manner, and the clamping assemblies 14 on the two sets of clamping tables 13 clamp and fix the two ends of the metal casting; 2. The two sets of sliding arc plates 5 are driven to slide by the driving assembly to adjust the welding angle of the clamped metal casting; 3. The welding machine base 19 is rotated by the rotation of the rotary assembly to adjust the welding horizontal position of the welding gun 18. At the same time, the welding height of the welding gun 18 can be adjusted by lifting the lifting ring 15 to meet the omnidirectional welding requirements.

[0026] The preferred embodiments of the present invention are described in detail above, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of the present invention.

Claims

1. A metal casting omnidirectional flip welding device, characterized in that: The machine comprises an upper machine base (1) and a lower machine base (2), wherein the upper machine base (1) and the lower machine base (2) are vertically fixedly connected via a support column (4), wherein a group of sliding arc plates (5) are slidably mounted on the upper machine base (1) and the lower machine base (2), respectively, wherein the two groups of sliding arc plates (5) are slidably mounted on mounting arc surfaces arranged near the sides of the upper machine base (1) and the lower machine base (2), and are driven by a driving component to slide synchronously, wherein a group of telescopic parts are mounted on the inner sides of the arc surfaces of the two groups of sliding arc plates (5), and the telescopic parts are A group of clamping tables (13) are fixed at the telescopic end, and a clamping assembly (14) for clamping one side of the metal casting is installed on the clamping table (13). A lifting ring (15) is slidably installed on the support column (4), and the lifting ring (15) is driven to rise and fall by the lifting assembly installed on the machine table. A welding machine base (19) is slidably installed in the lifting ring (15), and the welding machine base (19) is driven to rotate by the rotating assembly on the lifting ring (15). A welding gun (18) is installed on the welding machine base (19).

2. The metal casting omnidirectional flip welding device according to claim 1, characterized in that: The driving assembly comprises two sets of driving racks (6) and two sets of driving gears (7). The two sets of driving racks (6) are fixedly mounted on the outer sides of the arc surfaces of the corresponding sliding arc plates (5). The two sets of driving gears (7) are rotatably mounted on the corresponding upper machine base (1) and lower machine base (2) and meshedly connected with the corresponding driving racks (6). The two sets of driving gears (7) are driven to rotate synchronously through the transmission assembly.

3. The metal casting omnidirectional flip welding device according to claim 2, characterized in that: The transmission assembly comprises a transmission rod (11), the transmission rod (11) being vertically rotatably mounted on the machine platform, one end of which is driven to rotate by a No. 1 power motor (10), two sets of transmission bevel gears (9) being mirror-imaged at both ends of the transmission rod (11), the two sets of transmission bevel gears (9) being meshed with driven bevel gears (8) on the rotating shafts of corresponding driving gears (7) for transmission.

4. The metal casting omnidirectional flip welding device according to claim 1, characterized in that: The telescopic member is a telescopic cylinder (12), and two groups of the telescopic cylinders (12) are fixedly mounted on the inner side of the arc surface of the corresponding sliding arc plate (5).

5. The metal casting omnidirectional flip welding device according to claim 1, characterized in that: The clamping assembly (14) comprises a plurality of groups of clamping claws (141), the plurality of groups of clamping claws (141) being slidably mounted in sliding grooves opened in the radial direction of the clamping platform (13), a group of driving screws (143) being rotatably mounted in each group of sliding grooves, a number 3 bevel gear (144) being coaxially mounted at the ends of the plurality of groups of driving screws (143), the plurality of groups of number 3 bevel gears (144) being meshingly connected with a number 4 bevel gear (145) at the center of the clamping platform (13), and the number 4 bevel gear (145) being driven to rotate by a number 2 power motor (142) at the bottom of the clamping platform (13).

6. The metal casting omnidirectional flip welding device according to claim 1, characterized in that: The lifting assembly comprises a lifting screw (3), which is vertically rotatably mounted on the machine platform, one end of which is driven to rotate by a No. 3 power motor (17), and the lifting screw (3) and a fixing nut (16) mounted on the outside of the lifting ring (15) form a spiral pair transmission.

7. The metal casting omnidirectional flip welding device according to claim 1, characterized in that: The rotary assembly comprises a No. 4 power motor (21), a fixed gear ring (22) and a power gear (20), wherein the No. 4 power motor (21) is fixedly mounted on a welding machine base (19), the fixed gear ring (22) is coaxially mounted on the inner side of a lifting ring (15), and the power gear (20) is coaxially mounted on the end of the No. 4 power motor (21) and meshes with the fixed gear ring (22) for transmission.

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