Automatic spot welding device for support
Technical Field
The utility model relates to a spot welding device, in particular to support automatic spot welding device.
Background
Spot welding is a welding method in which a columnar electrode is used to form a welding spot between the contact surfaces of two overlapping workpieces during welding. During spot welding, the workpiece is pressed to be in close contact with the workpiece, then current is switched on, the contact position of the workpiece is melted under the action of resistance heat, and a welding spot is formed after cooling. The spot welding is mainly used for welding sheet component stamping parts with the thickness of less than 4mm, and is particularly suitable for welding automobile bodies, carriages and airplane fuselages. But not welded with the container required for sealing. Spot welding is one type of resistance welding, and is mainly used for welding sheet structures, reinforcing bars and the like.
The welding spot welding of the upper support of the existing automobile guide rail needs to clamp the support through a spot welding fixture, and then a spot welding machine is started to perform spot welding operation, but the upper support of the existing automobile guide rail is provided with two or more welding spots, and the welding machine needs to be started and stopped for many times when spot welding is performed, so that the labor capacity of operators is increased, the production efficiency of the support is reduced, and meanwhile, the risk of welding spot leakage may occur; when the existing spot welding machine is used for spot welding of a support, large vibration can be generated, the buffering and damping performance of the spot welding machine is weak, and spot welding errors are prone to occurring, so that the support is damaged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a support automatic spot welding device to solve the unable automatic problem of current spot welder spot welding that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an automatic support spot welding device comprises a base, an induction positioning cylinder and a clamping fixture main body, wherein a floating platform is fixedly arranged at the top end of the base, a one-way air inlet valve is fixedly arranged on one side of the floating platform, a one-way air outlet valve is fixedly arranged on the other side of the floating platform, a spot welding workbench is fixedly arranged at the top end of the floating platform, four corners at the top end of the spot welding workbench are respectively and fixedly connected with two sides of the bottom ends of two clamping fixture main bodies through supporting rods, two ends of one side of two clamping fixture main bodies are respectively and slidably connected with one ends of four clamping plates, one ends of one sides of the four clamping plates are respectively and fixedly connected with two ends of two cylinders, infrared sensors are respectively and fixedly arranged at the bottom ends of the two clamping plates, one sides of the four clamping plates are respectively and fixedly connected with two ends of two sides of a support to be welded, the spot welding machine is characterized in that a spot welding machine is sleeved on the outer wall of the induction positioning cylinder, an electric sliding rail is fixedly arranged at the top of the front face of the spot welding machine, the inner wall of the electric sliding rail is in sliding connection with one end of the electrode support, and an electrode is fixedly arranged at the other end of the electrode support.
As a preferred technical scheme of the utility model, four corners of base bottom are all fixed and are equipped with the fixed block, four three T shape spout, twelve have all evenly been seted up to the bottom of fixed block the inner wall of T shape spout respectively with the top sliding connection of twelve T shape slide bars, twelve the outer wall of T shape slide bar all is equipped with buffer spring, twelve the bottom of T shape slide bar respectively with four top fixed connection who fills up the foot.
As an optimal technical scheme of the utility model, four all fixed buffer blocks that are equipped with between bracing piece and the spot welding workstation.
As an optimal technical scheme of the utility model, four one side of pinch-off blades is all fixed and is equipped with wear-resisting cushion.
As an optimal technical scheme of the utility model, four a plurality of recesses have all evenly been seted up to the one end of pinch-off blades.
As a preferred technical scheme of the utility model, one side of spot welding workstation is fixed and is equipped with spot welder switch, electronic slide rail switch, response location cylinder switch, spot welder, electronic slide rail and response location cylinder are respectively through spot welder switch, electronic slide rail switch, response location cylinder switch and external power supply electric connection, two the cylinder is respectively through infrared sensor and external power supply electric connection, electrode and spot welder electric connection.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a support automatic spot welding device, this spot welding device carries out accurate location to the solder joint on the support through response location cylinder, and rethread electronic slide rail, spot welder and electrode pair solder joint carry out spot welding operation, can realize the continuous spot welding of multiple spot, make operating personnel's the amount of labour reduce, and improve the production efficiency of support, prevent simultaneously that the risk of leaking the solder joint from taking place; the floating platform primarily buffers the spot welding device, and the T-shaped sliding groove, the T-shaped sliding rod and the buffer spring secondarily buffer the spot welding device, so that the buffering and damping performance of the spot welding device is effectively enhanced, errors of the spot welding device are avoided, and the support is prevented from being damaged.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is an enlarged view of the utility model at A;
fig. 4 is an enlarged view of the position B of the present invention.
In the figure: 1. a base; 2. a floating platform; 3. spot welding work bench; 4. a support to be welded; 5. a spot welder; 6. an electric slide rail; 7. an electrode holder; 8. an electrode; 9. an induction positioning cylinder; 10. clamping the clamp body; 11. a support bar; 12. a fixed block; 13. a clamping plate; 14. a cylinder; 15. an infrared sensor; 16. a T-shaped chute; 17. a T-shaped slide bar; 18. a buffer spring; 19. and (5) a foot pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an automatic spot welding device for a bracket, which comprises a base 1, an induction positioning cylinder 9 and a clamping fixture main body 10, wherein a floating platform 2 is fixedly arranged at the top end of the base 1, the spot welding device is used for buffering and damping, a one-way air inlet valve is fixedly arranged at one side of the floating platform 2, a one-way air outlet valve is fixedly arranged at the other side of the floating platform 2, a spot welding worktable 3 is fixedly arranged at the top end of the floating platform 2, four corners at the top end of the spot welding worktable 3 are respectively and fixedly connected with two sides at the bottom end of the two clamping fixture main bodies 10 through supporting rods 11, two ends at one side of the two clamping fixture main bodies 10 are respectively and slidably connected with one end of four clamping plates 13, one end at one side of the four clamping plates 13 is respectively and fixedly connected with two ends of two cylinders 14, the bracket 4 to, the welding device comprises a spot welding worktable 3, a to-be-welded support 4, four clamping plates 13, a spot welding machine 5, an electric slide rail 6, a controllable electrode 7, an electrode 8 and a welding spot, wherein the to-be-welded support 4 can be identified, one sides of the four clamping plates 13 are respectively connected with two ends of two sides of the to-be-welded support 4 in a clamping manner, the induction positioning cylinder 9 is fixedly arranged on one side of the spot welding worktable 3 and can be used for accurately and continuously positioning welding spots on the to-be-welded support 4, the spot welding machine 5 is sleeved on the outer wall of the induction positioning cylinder 9, the electric slide rail 6 is fixedly arranged at the top of the front side of the; four corners of the bottom end of the base 1 are fixedly provided with fixed blocks 12, three T-shaped sliding grooves 16 are uniformly formed in the bottom ends of the four fixed blocks 12, the inner walls of twelve T-shaped sliding grooves 16 are connected with the tops of twelve T-shaped sliding rods 17 in a sliding mode respectively, buffer springs 18 are sleeved on the outer walls of the twelve T-shaped sliding rods 17, the bottom ends of the twelve T-shaped sliding rods 17 are fixedly connected with the top ends of four pad feet 19 respectively, and the shock absorption and buffer performance of the spot welding device is effectively enhanced; buffer blocks are fixedly arranged between the four support rods 11 and the spot welding workbench 3, so that the spot welding workbench 3 is prevented from being damaged by the clamping fixture main body 10; wear-resistant soft pads are fixedly arranged on one sides of the four clamping plates 13, so that the clamping plates 13 are prevented from damaging the support 4 to be welded; one end of each of the four clamping plates 13 is uniformly provided with a plurality of grooves, so that welding spots on the to-be-welded support 4 are prevented from being hidden by the clamping plates 13; spot welding machine switch, electronic slide rail switch, induction positioning cylinder switch are fixed to one side of spot welding workstation 3, and spot welding machine 5, electronic slide rail 6 and induction positioning cylinder 9 are respectively through spot welding machine switch, electronic slide rail switch, induction positioning cylinder switch and external power supply electric connection, and two cylinders 14 are respectively through infrared sensor 15 and external power supply electric connection, electrode 8 and spot welding machine 5 electric connection.
When the device is used in detail, the utility model relates to a support automatic spot welding device, a support 4 to be welded is placed in a clamping plate 13 at one side of a clamping fixture main body 10, an infrared sensor 15 with the model of RP500B identifies the support 4 to be welded, after identification is successful, a cylinder 14 starts to drive the clamping plate 13 to move towards the center of the cylinder 14 so as to clamp the support 4 to be welded, after the support 4 to be welded is clamped, an electric slide rail 6 drives an electrode support 7 and an electrode 8 to move to a proper height, an induction positioning cylinder 9 with the model of SC50X200-S induces a welding spot on the support 4 to be welded, a spot welding machine 5 is moved to perform multi-point continuous spot welding operation on the welding spot, the labor capacity of operators is reduced, the production efficiency of the support is improved, meanwhile, the risk of leakage welding spot is prevented, in the process of spot welding the welding spot on the support 4 to be welded, a buffer block between a support rod 11 and a spot welding workbench 3 can enhance the stability of the clamping, in order to prevent that centre gripping anchor clamps main part 10 from causing the damage to spot welding workstation 1, the wear-resisting cushion of clamp plate 13 one side can prevent that clamp plate 13 will treat welding support 4 damage simultaneously, the spot welding in-process produces the vibration of pair and carries out preliminary shock attenuation buffering at first floating platform 2, again by T shape spout 16, T shape slide bar 17 and buffer spring 18 carry out the secondary shock attenuation buffering, make spot welding device's buffering shock attenuation performance effectively strengthen, in order to avoid spot welding device error to appear, thereby prevent the damage of support.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.