CN211305354U

CN211305354U - Spot welding machine with high safety performance

Info

Publication number: CN211305354U
Application number: CN201922145791.8U
Authority: CN
Inventors: 韩小勇
Original assignee: Suzhou Hanwa Electronic Technology Co ltd
Current assignee: Suzhou Hanwa Electronic Technology Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-08-21
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a spot welder with high security performance, it includes spot welding machine case, upper spot bonding tool, lower spot bonding tool and frame. The upper spot welding head is fixedly connected with the first cylinder and can move towards the direction of the lower spot welding head. The weldment to be welded is fixed between the upper spot welding head and the lower spot welding head under the action of the material clamping mechanism. The utility model discloses a material fixture includes first material fixture and second material fixture, and the clamping part of second material fixture can move towards the direction that is close to or keeps away from the weldment that is fixed in first material fixture. The first material clamping mechanism comprises a fixed plate fixedly connected with the base and a movable plate capable of moving towards or away from the fixed plate. The utility model discloses a spot welder can treat the position of placing and the welding angle of weldment as required and adjust, and need not artifical handheld weldment when carrying out spot welding, therefore makes the utility model discloses a spot welder has higher safety in utilization.

Description

Spot welding machine with high safety performance

Technical Field

The utility model relates to a spot welder technical field, concretely relates to spot welder with high security performance.

Background

When a spot welder is used for welding a workpiece, the workpiece to be welded is often manually placed in a welding area of the spot welder. However, a large amount of sparks are generated at the moment of spot welding, thereby bringing about a great safety hazard to an operator. Although can be through setting up the effect of protection in order to realize the protection around welding area, the protection casing occupies great volume usually, and has increased spot welder's structural complexity, therefore often can influence the welding, is unfavorable for putting and the adjustment of welding angle of carrying on the weldment.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a spot welder with high security performance, it can be fixed with treating the weldment to can adjust the position of treating the weldment as required, therefore need not artifical handheld when the welding, security when ensureing the welding.

The utility model discloses a spot welder with high security performance includes spot welding machine case, upper spot bonding tool, lower spot bonding tool and frame, still includes material fixture, material fixture can will treat the welded material place in upper spot bonding tool with in the middle of the lower spot bonding tool, upper spot bonding tool can to the lower spot bonding tool removes, material fixture includes first material fixture and second material fixture, the clamping part of second material fixture can be close to towards or keep away from and be fixed in the direction of first material fixture's weldment removes, first material fixture's clamping part is located the upper spot bonding tool with in the middle of the lower spot bonding tool. The utility model discloses a spot welder will treat the weldment through first material fixture and second material fixture and fix, because the direction that the clamping part of second material fixture can be close to or keep away from the weldment that is fixed in first material fixture is removed towards the clamping part, therefore can treat the position of placing and the welding angle of weldment and adjust, after the adjustment finishes, need not artifical handheld weldment when carrying out spot welding, therefore make the spot welder has higher safety in utilization.

Furthermore, the first material clamping mechanism comprises a fixed plate fixedly connected with the base and a movable plate capable of moving towards or away from the fixed plate, and insulating rubber layers are arranged on the surfaces, close to each other, of the fixed plate and the movable plate. And after the moving plate moves towards the fixed plate, the workpiece to be welded is fixed.

Furthermore, a plurality of V-shaped grooves are formed in the surfaces, close to each other, of the fixed plate and the movable plate, and the bottoms of the V-shaped grooves are arranged in the direction parallel to the horizontal plane. Therefore, the welding part can be prevented from sliding off the first material clamping mechanism.

Furthermore, the movable plate is driven to move towards or away from the fixed plate by the cylinder, and a piston rod of the cylinder is fixedly connected with the movable plate.

Furthermore, second material clamping mechanism includes the finger cylinder, the pneumatic finger of finger cylinder is located and is close to first material clamping mechanism one side still including being used for fixing the connecting plate of finger cylinder, the connecting plate can reciprocate. Therefore, the finger cylinder can move up and down under the driving of the connecting plate, and the position of the to-be-welded part clamped on the finger cylinder is adjusted.

Still further, still include the backup pad, the backup pad with the mutual parallel arrangement of connecting plate be close to of backup pad connecting plate one side is provided with the guide rail of perpendicular to horizontal plane be provided with on the connecting plate with the guide rail slider of mutually supporting the last slide that is provided with of connecting plate, the middle part of slide is provided with the screw hole, the offer direction of screw hole with the guide rail is parallel, still include with the lead screw that the slide is mutually supported and is connected, and be used for the drive the rotatory elevator motor of lead screw, elevator motor is fixed in the backup pad.

Still further, still include with the bottom plate that the bottom of backup pad is connected be provided with on the bottom plate and be used for the joint groove of backup pad, the joint groove is seted up along the direction parallel with the horizontal plane, the backup pad can the joint inslot along the joint groove set up the direction and remove, the length in joint groove is greater than the width of backup pad the relative be provided with in edge in joint groove with the limiting plate that the backup pad paralleled. Therefore, through the backup pad in the removal of joint inslot and drive the removal of connecting plate at the horizontal direction, the limiting plate can ensure can not incline when the backup pad removes along the joint groove.

Furthermore, both ends in joint groove are provided with a baffle respectively, still include in proper order pass the baffle with the adjusting screw of backup pad, adjusting screw is the direction setting that sets up the direction parallel with the joint groove adjusting screw's both ends are provided with an adjusting nut respectively, adjusting nut is located the fixed plate keep away from one side of backup pad. Therefore, the adjusting screw rod is rotated by rotating the adjusting nut, and the supporting plate is driven to move along the clamping groove.

Drawings

FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

fig. 2 is a schematic view of the connection relationship between the fixing plate, the moving plate, the upper spot welding head and the lower spot welding head according to a preferred embodiment of the present invention;

fig. 3 is a schematic view illustrating a connection relationship between the bottom plate and the supporting plate according to a preferred embodiment of the present invention.

In the figure:

1-spot welding chassis, 2-upper spot welding head, 3-lower spot welding head, 4-machine base, 51-first cylinder, 611-fixed plate, 612-moving plate, 613-second cylinder, 621-finger cylinder, 622-connecting plate, 623-supporting plate, 624-guide rail, 625-guide rail slider, 626-slide seat, 627-screw rod, 628-lifting motor, 629-bottom plate, 6291-clamping groove, 6210-baffle, 6211-adjusting screw rod and 6212-adjusting nut.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to the attached drawing 1, the spot welding machine with high safety performance of the present invention includes a spot welding machine case 1, an upper spot welding head 2, a lower spot welding head 3 and a machine base 4. The upper welding head 2 is fixedly connected to the first cylinder 51 and can be moved in the direction of the lower welding head 3. The weldment to be welded is fixed between the upper spot welding head 2 and the lower spot welding head 3 under the action of the material clamping mechanism.

The utility model discloses a material fixture includes first material fixture and second material fixture, and the clamping part of second material fixture can move towards the direction that is close to or keeps away from the weldment that is fixed in first material fixture.

Referring to fig. 2, the first material holding mechanism includes a fixed plate 611 fixedly connected to the base 4, and a moving plate 612 capable of moving toward or away from the fixed plate 611, a plurality of V-shaped grooves are disposed on surfaces of the fixed plate 611 and the moving plate 612, which are close to each other, and a groove bottom of each V-shaped groove is disposed in a direction parallel to a horizontal plane, so that the welding member is prevented from slipping off or shifting from the first material holding mechanism when the welding member is fixed. An insulating rubber layer is provided on the surfaces of the fixed plate 611 and the moving plate 612 which are close to each other. The first material clamping mechanism further includes a second cylinder 613 for driving the moving plate 612 to move towards or away from the fixed plate 611, the second cylinder 613 is fixed on the machine base 4, and a piston rod of the second cylinder 613 is fixedly connected with the moving plate 612. The middle of the moving plate 612 and the fixed plate 611 is used for placing a part to be welded, and the upper spot welding head 2 and the lower spot welding head 3 are respectively positioned at the upper side and the lower side of the part to be welded. Thus, the part to be welded is fixed to the first material holding mechanism by the second cylinder 613.

The second material clamping mechanism comprises a finger cylinder 621, a connecting plate 622, a supporting plate 623, a guide rail 624, a guide rail slider 625, a sliding seat 626, a screw rod 627, a lifting motor 628 and a bottom plate 629.

The pneumatic finger of finger cylinder 621 is located and is close to first material fixture one side, finger cylinder 621 is fixed in on the connecting plate 622, backup pad 623 and connecting plate 622 parallel arrangement each other, be provided with two guide rails 624 that the perpendicular to horizontal plane set up in the backup pad 623 that is close to connecting plate 622 one side, be provided with the guide rail slider 625 that mutually supports with guide rail 624 in connecting plate 622 that is close to backup pad 623 one side, still be provided with slide 626 on connecting plate 622, the middle part of slide 626 is provided with the screw hole, the orientation of seting up of screw hole is parallel with guide rail 624, the lead screw 627 passes the slide, the lower extreme of lead screw 627 and lifting motor 628's output shaft fixed connection, lifting motor 628. Therefore, under the driving of the lifting motor 628, the driving screw 627 drives the connecting plate 622 to move up and down, and further drives the finger cylinder 621 to move up and down, so as to adjust the distance between the to-be-welded piece clamped on the finger cylinder 621 and another to-be-welded piece during spot welding.

The bottom of the support plate 623 of the present invention is connected to a bottom plate 629. Referring to fig. 3, a clamping groove 6291 for clamping a support plate 623 is formed in a bottom plate 629, the clamping groove 6291 is formed in a direction parallel to a horizontal plane, the support plate 623 can move in the clamping groove 6291 in the direction in which the clamping groove 6291 is formed, and a limit plate parallel to the support plate 623 is disposed opposite to the edge of the clamping groove 6291, so that the support plate 623 can be stably moved along the clamping groove 6291. The utility model discloses a joint groove 6291's length is greater than the width of backup pad 623, consequently, backup pad 623 has certain moving range.

Be provided with a baffle 6210 respectively at the both ends of joint groove 6291, the utility model discloses a spot welder is still including the adjusting screw 6211 that passes fixed plate 611 and backup pad 623 in proper order, and adjusting screw 6211 is the direction setting that parallel with the seting up direction of joint groove 6291, is provided with an adjusting nut 6212 respectively at adjusting screw 6211's both ends, and adjusting nut 6212 is located the one side of keeping away from backup pad 623 of fixed plate 611. Thus, by turning the adjusting nut 6212, the adjusting screw 6211 is rotated and the supporting plate 623 is moved along the catching groove 6291. Therefore, when spot welding is performed, if the position of the workpiece to be welded held by the finger cylinder 621 needs to be translated in the left-right direction, the adjustment nut 6212 can be rotated.

The utility model discloses a spot welder is fixed in on first material fixture and the first material fixture through treating welded weldment respectively, first material fixture's finger cylinder 621 can reciprocate under elevator motor 628's effect, and can remove at the horizontal direction along joint groove 6291, therefore, adjust the back in order to reach best welding position and angle to the position of treating the weldment of centre gripping on finger cylinder 621, and then be convenient for carry out subsequent spot welding operation, because treat first material fixture of weldment accessible and second material fixture fixed, therefore need not artifical handheld, therefore make spot welder have higher safety in utilization.

The technical idea and features of the present invention are described in the above embodiments, and the purpose of the invention is to enable those skilled in the art to understand the contents of the present invention and implement the same, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. The utility model provides a spot welder with high security performance, includes spot welding machine case, upper spot welding head, lower spot welding head and frame, still includes material fixture, material fixture can will treat the welded material place in upper spot welding head with in the middle of the lower spot welding head, upper spot welding head can to the lower spot welding head removes, its characterized in that, material fixture includes first material fixture and second material clamping mechanism, the clamping part of second material clamping mechanism can move towards the direction that is close to or keeps away from being fixed in first material fixture's weldment, the clamping part of first material fixture be located upper spot welding head with in the middle of the lower spot welding head.

2. A spot welder with high safety performance according to claim 1, characterized in that said first material holding means comprises a fixed plate fixedly connected to said base and a movable plate movable towards or away from said fixed plate, and an insulating rubber layer is provided on the surfaces of said fixed plate and said movable plate close to each other.

3. A spot welder with high safety according to claim 2, characterized in that the surfaces of said fixed plate and said movable plate which are close to each other are provided with a plurality of V-shaped grooves, the bottom of each of said V-shaped grooves being arranged in a direction parallel to the horizontal plane.

4. The spot welder with high safety according to claim 2, further comprising a cylinder for driving the moving plate to move toward or away from the fixed plate, wherein a piston rod of the cylinder is fixedly connected to the moving plate.

5. A spot welder with high safety performance according to claim 2, characterized in that the second material clamping mechanism comprises a finger cylinder, the pneumatic finger of the finger cylinder is positioned at one side close to the first material clamping mechanism, and a connecting plate for fixing the finger cylinder is further included, and the connecting plate can move up and down.

6. The spot welding machine with high safety performance according to claim 5, further comprising a support plate, wherein the support plate and the connecting plate are arranged in parallel, a guide rail perpendicular to a horizontal plane is arranged on one side of the support plate close to the connecting plate, a guide rail slider matched with the guide rail is arranged on the connecting plate, a sliding seat is arranged on the connecting plate, a threaded hole is formed in the middle of the sliding seat, the opening direction of the threaded hole is parallel to the guide rail, the spot welding machine further comprises a screw rod matched and connected with the sliding seat, and a lifting motor used for driving the screw rod to rotate, and the lifting motor is fixed on the support plate.

7. The spot welding machine with high safety performance according to claim 6, further comprising a bottom plate connected with the bottom of the supporting plate, wherein a clamping groove for clamping the supporting plate is formed in the bottom plate, the clamping groove is formed in a direction parallel to a horizontal plane, the supporting plate can move in the clamping groove along the direction of the clamping groove, the length of the clamping groove is larger than the width of the supporting plate, and a limiting plate parallel to the supporting plate is arranged on the edge of the clamping groove in a position opposite to the edge of the clamping groove.

8. A spot welding machine with high safety performance according to claim 7, characterized in that a baffle is respectively arranged at two ends of the clamping groove, and the spot welding machine further comprises an adjusting screw rod which sequentially penetrates through the baffle and the supporting plate, the adjusting screw rod is arranged in a direction parallel to the opening direction of the clamping groove, an adjusting nut is respectively arranged at two ends of the adjusting screw rod, and the adjusting nut is positioned at one side of the fixing plate, which is far away from the supporting plate.