CN212793746U

CN212793746U - Clamping platform for automatic welding machine

Info

Publication number: CN212793746U
Application number: CN202021572439.9U
Authority: CN
Inventors: 张冬军; 张永明; 杨宏亮
Original assignee: Lin'an Yingming Machine Parts Co ltd
Current assignee: Lin'an Yingming Machine Parts Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-03-26
Anticipated expiration: 2030-07-31

Abstract

The application relates to a clamping platform for an automatic welding machine, and relates to the technical field of welding equipment. After the existing sheet metal part is clamped on the clamping platform, because the lower end of the sheet metal part is close to the upper surface of the clamping platform, an automatic welding machine cannot weld the welding seam at the lower end of the sheet metal part, and therefore the sheet metal part needs to be disassembled and then turned over for clamping and then welded, and the problems of complex operation and low efficiency exist. This application includes the rack, rotate the platen of connecting on the rack, a plurality of sets up holder and rotation locating part on the platen, a plurality of welding logical groove has been seted up on the platen, still be equipped with the spacing hole of first spacing hole and second on the platen, the platen can overturn 180 and fixed, automatic weld machine can stretch into to weld to lead to the welding seam that the groove pressed close to platen one side to the sheet metal component and weld, thereby the process of having avoided the sheet metal component dismouting again, the simplified operation step, be favorable to improving work efficiency.

Description

Clamping platform for automatic welding machine

Technical Field

The application relates to the technical field of welding equipment, in particular to a clamping platform for an automatic welding machine.

Background

The sheet metal part is a product manufactured by cold processing technologies such as shearing, folding, welding, riveting and splicing aiming at a metal sheet, and the sheet metal part has the characteristics of light weight, high strength, low cost and the like, and is widely applied to the fields of electronic and electric appliances, communication, automobile industry and the like. Welding is a common processing technology in sheet metal part processing, automatic welding machines are mostly adopted for welding at present, and after the automatic welding is finished, a welder possibly needs to perform repair welding to ensure the welding quality of the sheet metal part.

When the sheet metal part is welded, the sheet metal part is firstly fixed on a welding platform, and then an automatic welding part is operated to carry out automatic welding. Welding platform includes the stage body and a plurality of sets up the holder in the stage body upper surface usually, and the holder is used for fixing the sheet metal component centre gripping on the stage body to restriction sheet metal component takes place the skew in welding process.

After the sheet metal part is clamped and fixed, because one side of the sheet metal part close to the table body is blocked by the table body, the automatic welding machine cannot weld the welding line of the side, and the sheet metal part needs to be clamped and fixed again and then welded, so that the problems of complex operation and low efficiency in the welding process exist.

SUMMERY OF THE UTILITY MODEL

In order to simplify the operation steps in the welding process and improve the welding work efficiency, the application provides a clamping platform for an automatic welding machine.

The above object of the present application is achieved by the following technical solutions:

the clamping platform for the automatic welding machine comprises a rack, a table plate rotationally connected to the rack, a plurality of clamping pieces arranged on the table plate and a rotational limiting piece connected to the rack, wherein the rotational axis of the table plate is positioned in a horizontal plane, and a welding through groove penetrating through the table plate is formed in the table plate; the bedplate is provided with a first limiting hole and a second limiting hole, the rotating axis of the bedplate vertically and equally divides a connecting line of the first limiting hole and the second limiting hole, and when the rotating limiting part is inserted in the first limiting hole or the second limiting hole, the bedplate is in a horizontal state.

Through adopting above-mentioned technical scheme, the welder controls automatic weld machine and accomplishes the back with the welding seam welding of the sheet metal component of clamping on the platen, and the welder can overturn 180 and fix with rotating the locating part with the platen, and automatic weld machine can stretch into to weld to pressing close to the welding seam of platen one side to the sheet metal component in leading to the groove to the welding has avoided the process of the sheet metal component dismouting again, and the simplified operation step is favorable to improving work efficiency.

The present application may be further configured in a preferred example to: the rotation limiting part is detachably connected to the rack, a plurality of third limiting holes arranged around the rotation axis of the bedplate are formed in the rack, and the distance from the third limiting holes to the rotation axis of the bedplate is the same as the distance from the first limiting holes to the rotation axis of the bedplate.

Through adopting above-mentioned technical scheme, thereby rotate the locating part and insert simultaneously and establish in first spacing hole and the spacing hole of third and fix the platen, change the inclination that the spacing hole of third just can change the platen, be favorable to reducing the automatic weld machine and lead to the unable welded condition of some welding seams because of the angle problem to improve the welding load of automatic weld spare, reduce welder's repair welding work load, use manpower sparingly and welding quality is better.

The present application may be further configured in a preferred example to: the clamping piece comprises a supporting portion connected to the upper surface of the bedplate, an abutting portion arranged on the supporting portion in a sliding mode along the vertical direction, and a cam portion arranged in a rotating mode and abutted to the upper surface of the abutting portion, and the rotating axis of the cam portion is located in the horizontal plane.

Through adopting above-mentioned technical scheme, utilize the structural feature of cam to realize the function that compresses tightly, simple structure, it is easy and simple to handle, easily processing.

The present application may be further configured in a preferred example to: the supporting part is equipped with the first spout along vertical direction, and butt portion sliding connection is in first spout, and the upper end of first spout is equipped with the second spout along the horizontal direction, and the one end intercommunication first spout of second spout, the other end of second spout run through the supporting part.

Through adopting above-mentioned technical scheme, the welder dismantles the in-process of sheet metal component, and the welder rotates cam portion and makes the holder loosen the back, takes out butt portion from the rectangular channel along the second spout between can to be convenient for directly upwards take out the sheet metal component, avoided the interference effect of butt portion to the sheet metal component, dismantle convenient and laborsaving.

The present application may be further configured in a preferred example to: the lower end of the supporting part is connected with the bedplate in a threaded mode.

Through adopting above-mentioned technical scheme, the height of supporting part on the platen has certain control range, and the holder can be used for the sheet metal component of centre gripping different thickness, and the suitability is stronger.

The present application may be further configured in a preferred example to: the outer peripheral surface of the cam part is provided with anti-skid grains.

Through adopting above-mentioned technical scheme, anti-skidding line is used for increasing the frictional force between cam portion and the butt portion, reduces the self-actuated not hard up condition of holder in welding process, is favorable to improving the welding quality of sheet metal component.

The present application may be further configured in a preferred example to: the lower surface of the abutting part is provided with a rubber pad.

Through adopting above-mentioned technical scheme, the rubber pad plays the effect of buffer protection, avoids the indentation that butt portion direct conflict sheet metal component caused or draw the scotch, is favorable to guaranteeing the surface quality of sheet metal component.

The present application may be further configured in a preferred example to: a plurality of separators are arranged between the upper surface of the bedplate and the sheet metal part.

Through adopting above-mentioned technical scheme, the sheet metal component clamping has certain clearance behind the upper end of separator between sheet metal component and the platen, and the automatic weld machine of being convenient for welds the welding seam that is close to the platen, reduces welder's repair welding work load, is favorable to guaranteeing the holistic welding quality of sheet metal component.

The present application may be further configured in a preferred example to: and a preparation box for storing an anti-blocking agent is arranged on the rack.

Through adopting above-mentioned technical scheme, the welding nozzle dip in anti-blocking agent is used for preventing that the welding slag from blockking up the welding nozzle, directly is close to the platen setting with the preparation box, is favorable to reducing the displacement route of welding nozzle, improves welded work efficiency.

In summary, the present application includes at least one of the following beneficial technical effects:

1. in the scheme, after a welder controls the automatic welding machine to weld the welding seam of the sheet metal part clamped on the bedplate, the welder can turn the bedplate over 180 degrees and fix the bedplate by the rotating limiting part, and the automatic welding machine can extend into the welding through groove to weld the welding seam of the sheet metal part close to one side of the bedplate, so that the process of re-assembling and disassembling the sheet metal part is avoided, the operation steps are simplified, and the work efficiency is improved;

2. in the scheme, the inclination angle of the bedplate can be changed by arranging the third limiting holes and replacing the third limiting holes, so that the situation that certain welding seams cannot be welded due to the angle problem of the automatic welding machine is reduced, the welding workload of automatic welding parts is improved, the repair welding workload of welders is reduced, manpower is saved, and the welding quality is better;

3. in this scheme, the holder that sets up utilizes the structural feature of cam to realize the function that compresses tightly, simple structure, and is easy and simple to handle, easily processing.

Drawings

FIG. 1 is a schematic structural diagram of a first embodiment of the present application;

FIG. 2 is a schematic view of the table of FIG. 1, shown with the table turned 60;

FIG. 3 is an enlarged schematic view at A in FIG. 1;

fig. 4 is an exploded view of the clip.

In the figure, 1, a stand; 11. a first support block; 111. connecting holes; 12. a second support block; 121. a fixing hole; 13. a third limiting hole; 14. a preparation box; 2. a platen; 21. welding the through groove; 22. a rotating shaft; 23. a third support block; 231. a first limit hole; 232. a second limiting hole; 24. a separator; 3. a clamping member; 31. a support portion; 311. a stud; 312. a rectangular groove; 313. a first chute; 314. a second chute; 315. a tab; 32. an abutting portion; 321. a slider; 322. a rubber pad; 33. a cam portion; 331. pressing the handle; 332. anti-skid lines; 3321. a convex strip; 4. rotating the limiting piece; 5. sheet metal parts.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The first embodiment is as follows: referring to fig. 1, for the clamping platform for automatic weld machine that this application discloses, including rack 1, the platen 2 of rotation connection on rack 1 installed on ground, a plurality of set up in holder 3 and rotation locating part 4 on platen 2, set up a plurality of welding through groove 21 that runs through platen 2 on the platen 2, still be equipped with first spacing hole 231 and the spacing hole 232 of second on the platen 2, the line of first spacing hole 231 and the spacing hole 232 of second is bisected perpendicularly to the axis of rotation of platen 2. When the rotation limiting member 4 is inserted into the first limiting hole 231 or the second limiting hole 232, the bedplate 2 maintains a horizontal state. In this embodiment, because platen 2 rotates to be connected in rack 1 and has set up welding through groove 21 and rotation locating part 4, after automatic weld machine accomplished the welding of the welding seam of whole sheet metal component 5 one side, the welder rotates platen 2 to 180, then fix spacing through rotating locating part 4, automatic weld machine's welding nozzle can stretch into welding through groove 21, thereby carry out the weldment work of 5 another side welding seams of sheet metal component, consequently need not dismantle sheet metal component 5 again, the clamping, the simplified operation step, and the work efficiency is improved to the benefit.

The welding of the upper end of rack 1 has two first supporting blocks 11, and two first supporting blocks 11 set up in rack 1's both sides relatively respectively, has seted up a connecting hole 111 on every first supporting block 11, and two connecting holes 111 are the same and coaxial setting of size. Two rotating shafts 22 are welded on two sides of the square bedplate 2 respectively, the rotating shafts 22 are located in the middle of the side edge of the bedplate 2, and the two rotating shafts 22 are respectively and rotatably connected in the two connecting holes 111, so that the bedplate 2 is rotatably connected to the rack 1. The second supporting block 12 is welded at a position, close to the right angle of the bedplate 2, of the upper end of the rack 1, a fixing hole 121 is formed in the second supporting block 12, the rotation limiting part 4 is a pin shaft, the rotation limiting part 4 is slidably inserted into the fixing hole 121, and the axis direction of the fixing hole 121 is parallel to the axis direction of the connecting hole 111. The upper surface and the lower surface of the bedplate 2 are respectively welded with two third supporting blocks 23, a first limiting hole 231 is arranged on one of the third supporting blocks 23, and a second limiting hole 232 is arranged on the other third supporting block 23. When the rotation limiting member 4 is inserted into the fixing hole 121 and the first limiting hole 231 at the same time, the bedplate 2 is in a horizontal state; when the bedplate 2 is turned 180 degrees around the rotating shaft 22, the second limiting hole 232 is coaxial with the fixing hole 121, the rotation limiting piece 4 is inserted in the second limiting hole 232, and the bedplate 2 is in a horizontal state.

Referring to fig. 1 and 2, one side of the rack 1 is provided with five third limiting holes 13 arranged around the rotation axis of the rotating shaft 22, the central angle between each two adjacent third limiting holes 13 and the axis of the rotating shaft 22 is 30 °, and the middle third limiting hole 13 and the connecting hole 111 are located on the same vertical plane. Due to the existence of the third limiting hole 13, the limiting part 4 is rotated and simultaneously inserted into the first limiting hole 231 and the third limiting hole 13, so that the bedplate 2 is fixed, the inclination angle of the bedplate 2 can be changed by replacing the third limiting hole 13, the situation that certain welding seams cannot be welded due to the angle problem of an automatic welding machine is reduced, the welding workload of the automatic welding part is improved, the repair welding workload of a welder is reduced, manpower is saved, and the welding quality is better.

Referring to fig. 3 and 4, the clamp 3 includes a support portion 31 connected to the platen 2, an abutting portion 32 slidably connected to the support portion 31 in a vertical direction, and a cam portion 33 rotatably provided and abutting on an upper surface of the abutting portion 32, and a pressing lever 331 for facilitating biasing is welded to an outer peripheral surface of the cam portion 33. A threaded hole for fixing the clamping piece 3 is formed in the bedplate 2, and a stud 311 matched with the threaded hole 23 is welded at the lower end of the supporting part 31. The whole square column that is of supporting part 31, rectangular channel 312 has been seted up downwards from the upper end terminal surface to supporting part 31, rectangular channel 312 runs through the both sides of supporting part 31, be equipped with two relative first spout 313 that set up on the relative both sides wall of rectangular channel 312 respectively, first spout 313 extends along vertical direction, the upper end of first spout 313 is equipped with the second spout 314 that extends along the horizontal direction, the one end of second spout 314 communicates in first spout 313, the other end of second spout 314 runs through the side of supporting part 31. The abutting portion 32 is a rectangular block, two sliding blocks 321 are fixedly connected to two sides of the abutting portion 32, and the two sliding blocks 321 are slidably connected to the two first sliding grooves 313 respectively. The upper end of the supporting portion 31 is provided with two arc-shaped lugs 315 which are oppositely arranged, the cam portion 33 is rotatably connected between the two lugs 315 through a pin shaft, the rotating axis of the cam portion 33 is parallel to the connecting line of the two sliders 321, and the vertical distance from the rotating axis of the cam portion 33 to the second sliding groove 314 is the same as the base circle radius of the cam portion 33.

When the welder uses the clamping piece 3 to fix the sheet metal part 5, the clamping piece 3 is close to the sheet metal part 5 and is arranged, the supporting part 31 of the clamping piece 3 is connected to the bedplate 2 through the screw bolt 311 in a threaded mode, then the abutting part 32 is placed on the upper surface of the sheet metal part 5, the welder rotates the pressing handle 331 to enable the cam part 33 to abut against the abutting part 32 on the sheet metal part 5, and therefore the sheet metal part 5 is fixed on the bedplate 2. Because the supporting part 31 is connected to the bedplate 2 through the stud 311, the height of the supporting part 31 on the bedplate 2 has a certain adjusting range, the clamping part 3 can be used for clamping sheet metal parts 5 with different thicknesses, and the applicability is strong. Owing to set up second spout 314, the welder dismantles the in-process of sheet metal component 5, and the welder rotates cam portion 33 and makes holder 3 loosen the back, can follow second spout 314 with butt portion 32 and take out from rectangular channel 312 to be convenient for directly take out sheet metal component 5 upwards, avoided butt portion 32 to the hindrance effect of sheet metal component 5, dismantle convenient and laborsaving.

The outer peripheral surface of the cam part 33 is provided with anti-slip threads 332, the anti-slip threads 332 comprise a plurality of grooves 3321 parallel to the rotation axis of the cam part 33, and the anti-slip threads 332 are used for increasing the friction force between the cam part 33 and the abutting part 32, reducing the self-loosening condition of the clamping piece 3 in the welding process and being beneficial to improving the welding quality of the sheet metal part 5. The lower surface of butt portion 32 bonds there is one deck rubber pad 322, and rubber pad 322 plays the effect of buffer protection, avoids butt portion 32 direct conflict indentation or the scratch of drawing that sheet metal component 5 caused, is favorable to guaranteeing the surface quality of sheet metal component 5.

Referring to fig. 1, a plurality of spacers 24 are welded to the platen 2, the spacers 24 being in the form of small cylindrical segments, the cylindrical surfaces of the spacers 24 being welded in contact with the platen 2. When clamping sheet metal component 5, the welder places sheet metal component 5 in the separator 24 upper end to there is certain clearance between sheet metal component 5 and the platen 2, the automatic weld machine of being convenient for welds the welding seam that is close to platen 2. The welding has the preparation box 14 that is used for storing the anti-blocking agent on the rack 1, and automatic weld machine need dip in the anti-blocking agent at long-time welding process welding nozzle, prevents that the welding slag from blockking up the welding nozzle, directly sets up the fixed setting of preparation box 14 on rack 1, is favorable to reducing the displacement route of welding nozzle, improves welding work efficiency.

The implementation principle of the embodiment is as follows: the bedplate 2 and the rack 1 of the existing clamping platform are detached, the bedplate 2 is rotationally connected to the rack 1, and a welding nozzle of an automatic welding machine can extend into the welding through groove 21 after the bedplate 2 is turned over for 180 degrees, so that a welding seam on one side of the sheet metal part 5 attached to the bedplate 2 is welded, the operation is simplified, and the efficiency is improved; still be equipped with a plurality of third spacing hole 13 on the rack 1, platen 2 is fixed with different third spacing holes 13 through rotating locating part 4 to change platen 2's inclination, be favorable to reducing automatic weld machine and lead to the unable welded condition of some welding seams because of the angle problem.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A centre gripping platform for automatic weld machine, its characterized in that: the device comprises a rack (1), a bedplate (2) rotationally connected to the rack (1), a plurality of clamping pieces (3) arranged on the bedplate (2) and a rotational limiting piece (4) connected to the rack (1), wherein the rotational axis of the bedplate (2) is positioned in a horizontal plane, and a welding through groove (21) penetrating through the bedplate (2) is formed in the bedplate (2); the bedplate (2) is provided with a first limiting hole (231) and a second limiting hole (232), the rotating axis of the bedplate (2) vertically and equally divides a connecting line of the first limiting hole (231) and the second limiting hole (232), and when the rotating limiting part (4) is inserted into the first limiting hole (231) or the second limiting hole (232), the bedplate (2) is in a horizontal state.

2. The clamping platform for an automatic welding machine of claim 1, characterized in that: the rotation limiting part (4) is detachably connected to the rack (1), a plurality of third limiting holes (13) arranged around the rotation axis of the bedplate (2) are formed in the rack (1), and the distance from the third limiting holes (13) to the rotation axis of the bedplate (2) is the same as the distance from the first limiting holes (231) to the rotation axis of the bedplate (2).

3. The clamping platform for an automatic welding machine of claim 1, characterized in that: the clamping piece (3) comprises a supporting part (31) connected to the upper surface of the bedplate (2), an abutting part (32) arranged on the supporting part (31) in a sliding mode along the vertical direction, and a cam part (33) arranged in a rotating mode and abutted to the upper surface of the abutting part (32), and the rotating axis of the cam part (33) is located in the horizontal plane.

4. The clamping platform for an automatic welding machine according to claim 3, characterized in that: the supporting portion (31) is provided with a first sliding groove (313) along the vertical direction, the abutting portion (32) is connected to the first sliding groove (313) in a sliding mode, a second sliding groove (314) along the horizontal direction is arranged at the upper end of the first sliding groove (313), one end of the second sliding groove (314) is communicated with the first sliding groove (313), and the other end of the second sliding groove (314) penetrates through the supporting portion (31).

5. The clamping platform for an automatic welding machine according to claim 3, characterized in that: the lower end of the supporting part (31) is connected with the bedplate (2) in a threaded mode.

6. The clamping platform for an automatic welding machine according to claim 3, characterized in that: the outer peripheral surface of the cam part (33) is provided with anti-slip threads (332).

7. The clamping platform for an automatic welding machine according to claim 3, characterized in that: a rubber pad (322) is arranged on the lower surface of the abutting part (32).

8. The clamping platform for an automatic welding machine of claim 1, characterized in that: a plurality of separators (24) are arranged between the upper surface of the bedplate (2) and the sheet metal part (5).

9. The clamping platform for an automatic welding machine of claim 1, characterized in that: a preparation box (14) for storing an anti-blocking agent is arranged on the rack (1).