CN212144947U

CN212144947U - Spot welding machine with protection function

Info

Publication number: CN212144947U
Application number: CN202020589803.6U
Authority: CN
Inventors: 梅邦敏; 曾杰
Original assignee: Zhuzhou Furen Machinery Technology Co ltd
Current assignee: Zhuzhou Furen Machinery Technology Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-12-15
Anticipated expiration: 2030-04-20

Abstract

The utility model provides a spot welder with safeguard function. The spot welding machine with the protection function comprises: a base and a protective cover; the bottom of frame is fixed in the bottom of base, the positive fixedly connected with mounting panel of frame, the bottom fixedly connected with cylinder of mounting panel, the bottom fixedly connected with movable plate of cylinder. The utility model provides a spot welder with safeguard function has the fixed of steel sheet when having made things convenient for the welding work is more stable going on, through the start-up of cylinder afterwards, drive movable plate downstream, and then drive spot welding head downstream, weld, make spot welding head can all-roundly weld through setting up of first spout and second spout, and have safeguard function, spark splash when having prevented the welding and harm operating personnel, and made things convenient for the dismouting of protection casing, make the dismouting time of protection casing faster, and work efficiency is accelerated.

Description

Spot welding machine with protection function

Technical Field

The utility model relates to a spot welder field especially relates to a spot welder with safeguard function.

Background

The spot welder adopts the principle of double-sided double-point overcurrent welding, when in work, two electrodes pressurize a workpiece to enable two layers of metal to form a certain contact resistance under the pressure of the two electrodes, when welding current flows from one electrode to the other electrode, instant thermal welding is formed at the two contact resistance points, and the welding current instantly flows from the other electrode to the electrodes along the two workpieces to form a loop, so that the internal structure of the welded workpiece is not damaged. The welder uses the high-temperature electric arc generated by the instantaneous short circuit of the positive and negative poles to melt the welding flux and the welded material on the welding electrode, so as to achieve the purpose of combining the welding flux and the welded material, and the welding time and the welding current can be mutually complemented within a certain range in order to ensure the nugget size and the welding spot strength.

The existing spot welding machine does not have a protection function, when the spot welding machine is applied for a long time or the current density is too high, a phenomenon of spark splashing can be generated, because a worker is required to control the spot welding machine beside, the splashed spark is easy to splash upwards, and the consequence is not reasonable if the splashed spark is splashed into eyes.

Therefore, it is necessary to provide a spot welding machine with a protection function to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a spot welder with safeguard function has solved the problem that does not possess the function of protection.

In order to solve the technical problem, the utility model provides a spot welder with safeguard function includes:

a base and a protective cover;

the bottom of the rack is fixed to the bottom of the base, the front of the rack is fixedly connected with a mounting plate, the bottom of the mounting plate is fixedly connected with an air cylinder, the air cylinder is connected with an external power supply through a control switch, the bottom of the air cylinder is fixedly connected with a moving plate, the bottom of the moving plate is fixedly connected with a first sliding chute, the interior of the first sliding chute is connected with a first sliding block in a sliding manner, the bottom of the first sliding block is fixedly connected with a second sliding chute, and the interior of the second sliding chute is connected with a second sliding block in a sliding manner;

the top of the mounting groove is fixed at the bottom of the second sliding block, the bottom of the mounting groove is provided with a spot welding head, the two sides of the mounting groove are fixedly connected with first fixed frames, the bottom of the first fixed frame is fixedly connected with a second fixed frame, the bottom of the inner wall of the first fixed frame is connected with a sliding rod in a sliding way, the bottom end of the sliding rod penetrates through the second fixed frame and extends into the second fixed frame, the bottom end of the sliding rod is fixedly connected with a sliding plate, a first expansion spring is arranged between the bottom of the sliding plate and the bottom of the inner wall of the second fixed frame, the front of slide bar is first stopper of fixedly connected with and second stopper respectively, equal swing joint has the fixture block, two between the positive both sides of the fixed frame inner wall of second and the both sides at the back one side that the fixture block leaves mutually all runs through the fixed frame of second and extend to the outside of the fixed frame of second.

Preferably, the both sides of mounting groove just are located the equal fixedly connected with fixed block in one side of first fixed frame, the first electric telescopic handle of one side fixedly connected with of fixed block, first electric telescopic handle pass through control switch and are connected with external power source, first electric telescopic handle's one end runs through first fixed frame extends to the inside of first fixed frame, first electric telescopic handle extends to the inside one end fixedly connected with sloping block of first fixed frame.

Preferably, the both sides of protection casing all fixedly connected with draw-in groove, the top of base just is located the positive fixed connection point welding platform of frame.

Preferably, the equal fixedly connected with bracing piece in both sides at base top, two the equal fixedly connected with installation piece of surface of bracing piece, the surface of bracing piece just is located the bottom sliding connection of installation piece has the sliding sleeve, the top of sliding sleeve with just be located between the bottom of installation piece the surface of bracing piece is provided with the second expanding spring, the top swing joint of bracing piece has the chucking plate, the bottom of chucking plate with swing joint has the connecting rod between one side of sliding sleeve.

Preferably, the two sides of the rack are fixedly connected with connecting plates, the front surfaces of the two connecting plates are movably connected with rotating plates, and the opposite sides of the two rotating plates are provided with suction heads.

Preferably, both sides at base top are all fixedly connected with second electric telescopic handle.

Preferably, the back fixedly connected with bottom plate of frame, the top fixedly connected with suction pump of bottom plate, the inlet end of suction pump has two hoses through the tee bend intercommunication, the back of frame just is located the top fixedly connected with clarifier of suction pump, the end of giving vent to anger of suction pump with the intercommunication has the connecting pipe between the inlet end of clarifier.

Compared with the prior art, the utility model provides a spot welder with safeguard function has following beneficial effect:

the utility model provides a spot welder with safeguard function, through sliding the sliding sleeve, make the sliding sleeve move down, and then drive the chucking board clockwise through the connecting rod and overturn, the second expanding spring is in tensile state when sliding the sleeve moves down, place the steel sheet that needs the welding on the spot welding table, subsequently release the sliding sleeve, the second expanding spring resets because of self elastic force, drive the sliding sleeve and move up, and then drive the chucking board through the connecting rod and overturn anticlockwise, carry out the chucking, the fixing of steel sheet when having made things convenient for the welding, make the welding work more stable go on, then through the start-up of cylinder, drive the movable plate and move down, and then drive the spot welding head and move down, weld, make the spot welding head can weld all-roundly through the setting of first spout and second spout;

wrap around the spot welding head through setting up the protection casing, can prevent that the spark from splashing, start through first electric telescopic handle, first electric telescopic handle shrink drives the sloping block and moves left, and then make first expanding spring upwards bounce, and then drive the sliding plate upward movement, the sliding plate upward movement drives the slide bar upward movement, the slide bar upward movement drives second stopper upward movement, the edge of two fixture blocks of jack-up, and then two fixture blocks are to the fixed frame inside motion of second, thereby two fixture blocks have not restricted the draw-in groove, can take off the draw-in groove, and then take off the protection casing, spark splash when having prevented the welding damages operating personnel, and made things convenient for the dismouting of protection casing, make the dismouting time of protection casing faster, and work efficiency is accelerated.

Drawings

Fig. 1 is a schematic structural diagram of a spot welding machine with a protection function according to a second embodiment of the present invention;

FIG. 2 is a side view of the mounting slot shown in FIG. 1;

FIG. 3 is a side view of the shield shown in FIG. 1;

fig. 4 is a schematic structural diagram of a spot welding machine with a protection function according to a second embodiment of the present invention;

fig. 5 is a rear view of the housing shown in fig. 4.

Reference numbers in the figures: 1. a base, 2, a protective cover, 3, a frame, 4, a mounting plate, 5, a cylinder, 6, a moving plate, 7, a first sliding groove, 8, a first sliding block, 9, a second sliding groove, 10, a second sliding block, 11, a mounting groove, 12, a spot welding head, 13, a first fixing frame, 14, a second fixing frame, 15, a sliding rod, 16, a sliding plate, 17, a first expansion spring, 18, a first limiting block, 19, a second limiting block, 20, a clamping block, 21, fixing block, 22, first electric telescopic handle, 23, sloping block, 24, draw-in groove, 25, spot welding platform, 26, bracing piece, 27, installation piece, 28, sliding sleeve, 29, second expanding spring, 30, chucking board, 31, connecting rod, 32, connecting plate, 33, rotor plate, 34, suction head, 35, second electric telescopic handle, 36, bottom plate, 37, suction pump, 38, hose, 39, clarifier, 40, connecting pipe.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

First embodiment

Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of a spot welding machine with a protection function according to a second embodiment of the present invention; FIG. 2 is a side view of the mounting slot shown in FIG. 1; fig. 3 is a side view of the shield shown in fig. 1. The spot welder with safeguard function includes:

a base 1 and a protective cover 2;

the bottom of the rack 3 is fixed to the bottom of the base 1, the front of the rack 3 is fixedly connected with a mounting plate 4, the bottom of the mounting plate 4 is fixedly connected with a cylinder 5, the bottom of the cylinder 5 is fixedly connected with a moving plate 6, the bottom of the moving plate 6 is fixedly connected with a first sliding chute 7, the inside of the first sliding chute 7 is slidably connected with a first sliding block 8, the bottom of the first sliding block 8 is fixedly connected with a second sliding chute 9, and the inside of the second sliding chute 9 is slidably connected with a second sliding block 10;

the mounting structure comprises a mounting groove 11, the top of the mounting groove 11 is fixed at the bottom of the second sliding block 10, the bottom of the mounting groove 11 is provided with a spot welding head 12, both sides of the mounting groove 11 are fixedly connected with first fixed frames 13, the bottom of the first fixed frame 13 is fixedly connected with second fixed frames 14, the bottom of the inner wall of the first fixed frame 13 is slidably connected with a sliding rod 15, the bottom end of the sliding rod 15 penetrates through the second fixed frames 14 and extends into the second fixed frames 14, the bottom end of the sliding rod 15 is fixedly connected with a sliding plate 16, a first expansion spring 17 is arranged between the bottom of the sliding plate 16 and the bottom of the inner wall of the second fixed frame 14, the front of the sliding rod 15 is fixedly connected with a first limiting block 18 and a second limiting block 19 respectively, and clamping blocks 20 are movably connected between both sides of the front and both sides of the inner wall of the, the two latch blocks 20 extend through the second fixing frame 14 and extend to the outside of the second fixing frame 14.

Open grooves are formed at both sides of the second fixing frame 14 so that the movement of the two cartridges 20 is not blocked.

The two sides of the mounting groove 11 are fixedly connected with a fixing block 21 on one side of the first fixing frame 13, a first electric telescopic rod 22 is fixedly connected with one side of the fixing block 21, one end of the first electric telescopic rod 22 penetrates through the first fixing frame 13 and extends into the first fixing frame 13, one end of the first electric telescopic rod 22 extending into the first fixing frame 13 is fixedly connected with an inclined block 23, the bottom end of the sliding rod 15 is an inclined plane, the first electric telescopic rod 22 extends through the cooperation of the inclined block 23 and the sliding rod 15, the inclined block 23 moves rightwards, so that the sliding rod 15 moves on the inclined plane, the sliding rod 15 slides downwards, and then the first limiting block 18 downwards extrudes the two clamping blocks, so that the two clamping blocks 18 move outwards, and then the clamping groove 24 can be clamped, when the first electric telescopic rod 22 drives the inclined block 23 to move leftwards, the first extension spring 17 jacks up the sliding block 16, so that the sliding rod 15 moves upward, the second limiting block 19 jacks up the two clamping blocks 20, and the two clamping blocks 20 move into the second fixing frame 14, so as to exit from the clamping groove 24.

The equal fixedly connected with draw-in groove 24 in both sides of protection casing 2, the top of base 1 just is located the positive fixed connection spot welding platform 25 of frame 3.

The equal fixedly connected with bracing piece 26 in both sides at base 1 top, two the equal fixedly connected with installation piece 27 of surface of bracing piece 26, the surface of bracing piece 26 just is located the bottom sliding connection of installation piece 27 has sliding sleeve 28, sliding sleeve 28 the top with just be located between the bottom of installation piece 27 the surface of bracing piece 26 is provided with second expanding spring 29, the top swing joint of bracing piece 26 has chucking plate 30, chucking plate 30 the bottom with swing joint has connecting rod 31 between one side of sliding sleeve 28.

The equal fixedly connected with connecting plate 32 in both sides of frame 3, two the equal swing joint in front of connecting plate 32 has rotor plate 33, two one side that rotor plate 33 is relative all is provided with suction head 34.

The two sides of the top of the base 1 are fixedly connected with second electric telescopic rods 35.

The back fixedly connected with bottom plate 36 of frame 3, the top fixedly connected with suction pump 37 of bottom plate 36, the inlet end of suction pump 37 has two hoses 38 through the tee bend intercommunication, the back of frame 3 just is located the top fixedly connected with clarifier 39 of suction pump 37, the end of giving vent to anger of suction pump 37 with the intercommunication has connecting pipe 40 between the inlet end of clarifier 39.

The utility model provides a spot welder with safeguard function's theory of operation as follows:

the sliding sleeve 28 is made to move downwards by sliding the sliding sleeve 28, the clamping plate 30 is driven to turn clockwise by the connecting rod 31, the second telescopic spring 29 is in a stretching state when the sliding sleeve 28 moves downwards, a steel plate to be welded is placed on the spot welding table 25, then the sliding sleeve 28 is released, the second telescopic spring 29 resets due to self elastic force to drive the sliding sleeve 28 to move upwards, the clamping plate 30 is driven to turn anticlockwise by the connecting rod 31 to be clamped, then the moving plate 6 is driven to move downwards by starting the air cylinder 5, the spot welding head 12 is driven to move downwards to be welded, and the spot welding head 12 can be welded in all directions by the arrangement of the first sliding chute 7 and the second sliding chute 9;

wrap around the spot welding head 12 through setting up protection casing 2, can prevent that the spark from splashing, start through first electric telescopic handle 22, first electric telescopic handle 22 shrink drives sloping block 23 and moves left, and then make first expanding spring 17 upspring, and then drive sliding plate 16 upward movement, sliding plate 16 upward movement drives sliding rod 15 upward movement, sliding rod 16 upward movement drives second stopper 19 upward movement, 19 upward movements of second stopper, jack-up two fixture block 20's edge, and then two fixture block 20 are to the fixed frame 14 internal motion of second, thereby two fixture block 20 have not had the restriction to draw-in groove 24, draw-in groove 24 can be taken off, and then protection casing 2 is taken off.

the sliding sleeve 28 is made to move downwards by sliding the sliding sleeve 28, so that the clamping plate 30 is driven to turn clockwise by the connecting rod 31, when the sliding sleeve 28 moves downwards, the second telescopic spring 29 is in a stretching state, a steel plate to be welded is placed on the spot welding table 25, then the sliding sleeve 28 is released, the second telescopic spring 29 is reset by self elastic force to drive the sliding sleeve 28 to move upwards, so that the clamping plate 30 is driven to turn anticlockwise by the connecting rod 31 for clamping, the fixation of the steel plate during welding is facilitated, the welding work is more stable, then the moving plate 6 is driven to move downwards by the starting of the air cylinder 5, so that the spot welding head 12 is driven to move downwards for further welding, and the spot welding head 12 can be welded in all directions by the arrangement of the first sliding chute 7 and the second sliding chute 9;

the protective cover 2 is arranged to wrap the periphery of the spot welding head 12, so that spark splashing can be prevented, the first electric telescopic rod 22 is contracted to drive the inclined block 23 to move leftwards through the starting of the first electric telescopic rod 22, so that the first extension spring 17 is sprung upwards to drive the sliding plate 16 to move upwards, the sliding plate 16 moves upwards to drive the sliding rod 15 to move upwards, the sliding rod 16 moves upwards to drive the second limiting block 19 to move upwards, the second limiting block 19 moves upwards to jack up the edges of the two clamping blocks 20, and the two latches 20 move toward the inside of the second fixed frame 14, so that the two latches 20 do not restrict the catching groove 24, the clamping groove 24 can be taken down, and then the protective cover 2 is taken down, so that the spark splash is prevented from damaging operators during welding, and make things convenient for the dismouting of protection casing 2 for the dismouting time of protection casing 2 is faster, has accelerated work efficiency.

Second embodiment

Referring to fig. 4-5, a second embodiment of the present application provides another spot welding machine with a protection function based on the spot welding machine with a protection function provided in the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the spot welding machine with the protection function provided by the second embodiment of the present application is different in that the two sides of the frame 3 are both fixedly connected with the connecting plates 32, the front surfaces of the two connecting plates 32 are both movably connected with the rotating plates 33, and the opposite sides of the two rotating plates 33 are both provided with the suction heads 34.

The equal fixedly connected with second electric telescopic handle 35 in both sides at base 1 top, second electric telescopic handle 35 is connected with external power through control switch, two second electric telescopic handle 35 respectively with the bottom swing joint of two suction heads 34.

The back fixedly connected with bottom plate 36 of frame 3, the top fixedly connected with suction pump 37 of bottom plate 36, suction pump 37 are connected with external power through control switch, suction pump 37's inlet end has two hoses 38 through the tee bend intercommunication, and two hoses 38 communicate with two suction heads 34 respectively, the back of frame 3 just is located suction pump 37's top fixedly connected with clarifier 39, suction pump 37 give vent to anger the end with the intercommunication has connecting pipe 40 between the inlet end of clarifier 39.

Can appear the smoke and dust in welding process, contain gaseous pollutants in the smoke and dust, can be unfavorable for healthily in the long-term working process of staff, through the start-up of sucking pump 37, make two suction heads 34 induced draft, get into behind the clarifier 39 purification through hose 38 and connecting pipe 40 afterwards and release, the gaseous pollutants in the smoke and dust has effectively been removed, staff's health has been guaranteed, through the start-up of second electric telescopic handle 35, can adjust the position of induced drafting of suction head 34.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a spot welder with safeguard function which characterized in that includes:

a base and a protective cover;

the bottom of the rack is fixed to the bottom of the base, the front of the rack is fixedly connected with a mounting plate, the bottom of the mounting plate is fixedly connected with an air cylinder, the bottom of the air cylinder is fixedly connected with a moving plate, the bottom of the moving plate is fixedly connected with a first sliding chute, a first sliding block is slidably connected inside the first sliding chute, a second sliding chute is fixedly connected at the bottom of the first sliding block, and a second sliding block is slidably connected inside the second sliding chute;

2. The spot welding machine with the protection function according to claim 1, wherein a fixing block is fixedly connected to both sides of the mounting groove and one side of the first fixing frame, a first electric telescopic rod is fixedly connected to one side of the fixing block, one end of the first electric telescopic rod penetrates through the first fixing frame and extends to the inside of the first fixing frame, and a sloping block is fixedly connected to one end of the first electric telescopic rod which extends to the inside of the first fixing frame.

3. The spot welding machine with the protection function according to claim 1, wherein clamping grooves are fixedly connected to two sides of the protection cover, and a spot welding table is fixedly connected to the top of the base and located on the front face of the rack.

4. The spot welding machine with the protection function according to claim 1, wherein support rods are fixedly connected to two sides of the top of the base, mounting blocks are fixedly connected to outer surfaces of the two support rods, sliding sleeves are slidably connected to outer surfaces of the support rods and located at bottoms of the mounting blocks, second expansion springs are arranged between the tops of the sliding sleeves and the bottoms of the mounting blocks and located at outer surfaces of the support rods, clamping plates are movably connected to the tops of the support rods, and connecting rods are movably connected between bottoms of the clamping plates and one side of the sliding sleeves.

5. A spot welding machine with a protection function according to claim 1, characterized in that connecting plates are fixedly connected to two sides of the machine frame, rotating plates are movably connected to the front surfaces of the two connecting plates, and suction heads are arranged on the opposite sides of the two rotating plates.

6. The spot welder with protection function of claim 1, wherein a second electric telescopic rod is fixedly connected to both sides of the top of the base.

7. The spot welding machine with the protection function according to claim 1, wherein a bottom plate is fixedly connected to the back of the frame, a suction pump is fixedly connected to the top of the bottom plate, an air inlet end of the suction pump is communicated with two hoses through a tee joint, a purifier is fixedly connected to the back of the frame and located at the top of the suction pump, and a connecting pipe is communicated between an air outlet end of the suction pump and an air inlet end of the purifier.