Spot welding machine head device

Abstract

The utility model relates to the technical field of spot welding machines, and discloses a spot welding machine head device which comprises a machine frame, a moving frame and a supporting frame, a spot welding device is fixedly installed on the moving frame, a first air cylinder is fixedly installed on the top of the machine frame, and a second air cylinder is fixedly installed on the top of the supporting frame. A positioning block and an unlocking assembly are installed on the supporting frame. When the positioning block is installed, a worker inserts an inserting column at the bottom of the positioning block into an inserting hole, the positioning block can be rapidly installed and fixed, when the positioning block is detached, the worker pushes a strip-shaped plate, a butt joint block can be pushed to be separated from a butt joint groove through a trigger rod, and therefore the inserting column can be pulled out of the inserting hole, and the positioning block is detached. The positioning blocks are easy and fast to mount and dismount, and workers can replace different types of positioning blocks conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to spot welding machine technical field more particularly to a spot welding machine head device. BACKGROUND

[0002] Spot welding machine is a kind of mechanical equipment, during the working process, welding current flows from one electrode to another electrode and forms instantaneous hot melting at two contact resistance points, and the internal structure of the workpiece being welded is not damaged. Spot welding machine is mainly used for metal connection, and is suitable for welding of carbon steel, stainless steel, aluminum, copper and various non-ferrous metal parts.

[0003] At present, when the coil is spot-welded by using the spot welding machine, positioning structure is generally arranged on the spot welding machine to ensure the stability of the coil, but the existing positioning structure and the spot welding machine are usually designed in an integrated manner, which is inconvenient to disassemble, and different types of positioning structures need to be used when different types of coils are spot-welded, which brings inconvenience to the workers. UTILITY MODEL CONTENT

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a spot welding machine head device to solve the problems existing in the above-mentioned background art.

[0005] The utility model provides the following technical scheme: a spot welding machine head device, including frame, moving frame and support frame, the moving frame is fixedly installed with spot welding device, the frame top is fixedly installed with no.

[0006] Preferably, the frame is fixedly installed with guide rod, the guide rod is provided with two, the moving frame is sleeved on the surface of guide rod, and the output end of the no.

[0007] Preferably, the support frame bottom is fixedly connected between the frame, the support frame top is fixedly connected with slide rail, the slide rail surface is slidably installed with sliding frame, and the sliding frame side is fixedly connected with compression block.

[0008] Preferably, the support frame is penetrated and is provided with inserting hole, the inserting hole wall is provided with butt joint groove, and the butt joint groove wall is penetrated and is provided with communicating hole.

[0009] Preferably, the positioning block bottom is fixedly connected with an inserting column matched with the inserting hole, an inner slot is formed on one side of the inserting column, a fixing column is fixedly connected in the inner slot, a plurality of fixing columns are uniformly arranged, a compression spring is sleeved on the surface of the fixing column, one end of the compression spring is fixedly connected with the bottom of the inner slot, the other end of the compression spring is fixedly connected with a butt joint block, a guide inclined surface is arranged on the side of the butt joint block away from the bottom of the inner slot, and the butt joint block is matched with the butt joint groove in size and shape.

[0010] Preferably, the unlocking assembly comprises a strip-shaped plate and guide rods, the guide rods are arranged in two, one end of the guide rod is fixedly connected with the support frame, the strip-shaped plate is sleeved on the surface of the guide rod at both ends, a trigger rod is fixedly connected on one side of the strip-shaped plate, the trigger rod extends into the communication hole, a buckle ring is fixedly connected on the other end of the strip-shaped plate, a reset spring is sleeved on the surface of the guide rod, one end of the reset spring is fixedly connected with the side of the strip-shaped plate away from the buckle ring, and the other end of the reset spring is fixedly connected with the side of the support frame facing the strip-shaped plate.

[0011] The technical effects and advantages of the utility model are as follows:

[0012] The staff can place the coil on the positioning block top, the second cylinder output end is elongated so that the coil is clamped and positioned between the positioning block and the compression block, the first cylinder output end is elongated and drives the spot welding device to move downward synchronously, the spot welding process of the coil is completed, the stability of the coil in the spot welding process is fully guaranteed through the cooperation of the positioning block and the compression block, the spot welding effect is optimized, in addition, when installing the positioning block, the staff inserts the inserting column at the bottom of the positioning block into the inserting hole, and the installation and fixation of the positioning block can be quickly completed, when disassembling the positioning block, the staff pushes the strip-shaped plate, the butt joint block is separated from the butt joint groove through the trigger rod, so that the inserting column can be pulled out from the inserting hole, the disassembly of the positioning block is completed, and the installation and disassembly of the positioning block are simple and fast, facilitating the staff to replace different types of positioning blocks. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the overall structure schematic view of the utility model.

[0014] Figure 2 It is the overall structure schematic view of the utility model.

[0015] Figure 3 It is the overall structure schematic view of the utility model Figure 1 in A place structure enlargement diagram.

[0016] Figure 4 It is the positioning block structure schematic view of the utility model.

[0017] Figure 5 It is the inner slot structure schematic view of the utility model.

[0018] Figure 6 It is the plug-in hole structure schematic view of the utility model.

[0019] Figure 7 It is the unlocking assembly structure schematic view of the utility model.

[0020] The figure mark is: 1, rack;11, guide rod;2, moving frame;3, spot welding device;4, support frame;41, slide rail;42, sliding frame;421, compression block;43, plug-in hole;44, butt joint groove;45, communication hole;5, No. 1 air cylinder;6, No. 2 air cylinder;7, positioning block;71, plug-in column;72, built-in slot;73, butt joint block;74, fixed column;75, compression spring;8, unlocking assembly;81, strip plate;82, trigger rod;83, guide rod;84, reset spring;85, clasp ring. DETAILED DESCRIPTION

[0021] The technical scheme in the utility model will be described clearly and completely in combination with the drawings in the utility model, and in addition, the form of each structure recorded in the following implementation is only an example, and the spot welding head device involved in the utility model is not limited to each structure recorded in the following implementation, and all other implementation obtained by the ordinary skill in the art without making creative labor belongs to the range of protection of the utility model.

[0022] The utility model provides a kind of spot welding head device, including rack 1, moving frame 2 and support frame 4, moving frame 2 is fixedly installed with spot welding device 3, rack 1 top is fixedly installed with No. 1 air cylinder 5, support frame 4 top is fixedly installed with No. 2 air cylinder 6, positioning block 7 and unlocking assembly 8 are installed on support frame 4, No. 1 air cylinder 5 is used to pull moving frame 2 and spot welding device 3 whole body moves along vertical direction, No. 2 air cylinder 6 is used to cooperate with positioning block 7 and coil is compressed and positioned, spot welding device 3 is used to carry out spot welding treatment to coil, unlocking assembly 8 is used to disassemble and replace positioning block 7.

[0023] Further, rack 1 is fixedly installed with guide rod 11, guide rod 11 is provided with two, moving frame 2 is sleeved on the surface of guide rod 11, moving frame 2 and guide rod 11 form the sliding guide cooperation along the axis direction of guide rod 11, the output end of No. 1 air cylinder 5 is fixedly connected with one side of moving frame 2, No. 1 air cylinder 5 can drive moving frame 2 to slide along guide rod 11.

[0024] Further, the support frame 4 is fixedly connected between the bottom of the rack 1, the top of the support frame 4 is fixedly connected with the slide rail 41, the surface of the slide rail 41 is slidingly installed with the sliding frame 42 and the two constitute a sliding guide cooperation, the sliding frame 42 is fixedly connected with the pressing block 421 on one side, the output end of the second cylinder 6 is fixedly connected with the top of the sliding frame 42, the second cylinder 6 can drive the sliding frame 42 to slide along the slide rail 41.

[0025] Further, the support frame 4 is fixedly connected between the bottom of the rack 1, the top of the support frame 4 is fixedly connected with the slide rail 41, the surface of the slide rail 41 is slidingly installed with the sliding frame 42 and the two constitute a sliding guide cooperation, the sliding frame 42 is fixedly connected with the pressing block 421 on one side, the output end of the second cylinder 6 is fixedly connected with the top of the sliding frame 42, the second cylinder 6 can drive the sliding frame 42 to slide along the slide rail 41.

[0026] Further, the support frame 4 is fixedly connected between the bottom of the rack 1, the top of the support frame 4 is fixedly connected with the slide rail 41, the surface of the slide rail 41 is slidingly installed with the sliding frame 42 and the two constitute a sliding guide cooperation, the sliding frame 42 is fixedly connected with the pressing block 421 on one side, the output end of the second cylinder 6 is fixedly connected with the top of the sliding frame 42, the second cylinder 6 can drive the sliding frame 42 to slide along the slide rail 41.

[0027] The working principle of the utility model discloses: staff places the coil on the top of the positioning block 7, the output end of the second cylinder 6 is elongated and drives the slide frame 42 to slide along the slide rail 41 synchronously, so that the coil is clamped and positioned between the positioning block 7 and the compression block 421, the output end of the first cylinder 5 is elongated and drives the moving frame 2 to slide downward along the guide rod 11 synchronously, the spot welding device 3 also moves downward synchronously, the welding head of the spot welding device 3 contacts the coil and carries out spot welding treatment to the coil, after spot welding, the output end of the first cylinder 5 and the second cylinder 6 is shortened and returns to the initial position, and the staff can take down the coil.

[0028] When installing the positioning block 7, the staff inserts the inserting column 71 at the bottom of the positioning block 7 into the inserting hole 43, in the process, the guide inclined surface on the abutting block 73 is extruded by the support frame 4, and under the extrusion, the abutting block 73 is retracted into the built-in groove 72, and the compression spring 75 is contracted and the elastic force is increased under the extrusion of the abutting block 73, when the abutting block 73 is aligned with the abutting groove 44, the elastic force of the compression spring 75 is released, and the elastic force of the compression spring 75 drives the abutting block 73 into the abutting groove 44, and the abutting block 73 and the abutting groove 44 are cooperated to fix the inserting column 71 in the inserting hole 43, so that the position of the positioning block 7 is fixed.

[0029] When disassembling the positioning block 7, the staff pushes the strip-shaped plate 81 through the snap ring 85, the strip-shaped plate 81 slides along the guide rod 83, the reset spring 84 is contracted and the elastic force is increased under the extrusion of the strip-shaped plate 81, the strip-shaped plate 81 moves and drives the trigger rod 82 to move synchronously, the trigger rod 82 passes through the communication hole 45 and extrudes the abutting block 73, the abutting block 73 is separated from the abutting groove 44 and retracted into the built-in groove 72, at this time, the staff can take out the inserting column 71 from the inserting hole 43, that is, the disassembly of the positioning block 7 is completed.

[0030] Finally, the following points should be explained: first, in the description of the present application, it should be pointed out that, unless otherwise specified and limited, the terms "installation", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to represent the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0031] Secondly: the utility model discloses that in the embodiment drawing, only the structure related to the embodiment of the present disclosure is involved, other structures can refer to the usual design, in the case of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other;

[0032] Finally: the above described is only the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A spot welding head device comprising a frame (1), a moving frame (2) and a support frame (4), characterized in that, The movable frame (2) is fixedly installed with a spot welding device (3), the top of the rack (1) is fixedly installed with a first air cylinder (5), the top of the support frame (4) is fixedly installed with a second air cylinder (6), the support frame (4) is installed with a positioning block (7) and an unlocking assembly (8), the first air cylinder (5) is used for pulling the movable frame (2) and the spot welding device (3) to move in the vertical direction as a whole, the second air cylinder (6) is used for cooperating with the positioning block (7) to press and position the coil, the spot welding device (3) is used for spot welding treatment of the coil, and the unlocking assembly (8) is used for disassembling and replacing the positioning block (7).

2. A spot welding head assembly according to claim 1, wherein, The rack (1) is fixedly installed with guide rods (11), the guide rods (11) are provided with two, the movable frame (2) is sleeved on the surface of the guide rods (11), and the output end of the first air cylinder (5) is fixedly connected with one side of the movable frame (2).

3. A spot welding head assembly as defined in claim 1, wherein, The bottom of the support frame (4) is fixedly connected with the rack (1), the top of the support frame (4) is fixedly connected with a sliding rail (41), the surface of the sliding rail (41) is slidably installed with a sliding frame (42), one side of the sliding frame (42) is fixedly connected with a pressing block (421), and the output end of the second air cylinder (6) is fixedly connected with the top of the sliding frame (42).

4. A spot welding head assembly according to claim 3, wherein, The support frame (4) is provided with an inserting hole (43) penetrating through, the hole wall of the inserting hole (43) is provided with a butt joint groove (44), and the groove wall of the butt joint groove (44) is provided with a communication hole (45) penetrating through.

5. A spot welding head assembly as defined in claim 4 wherein, The bottom of the positioning block (7) is fixedly connected with an inserting column (71), the inserting column (71) is matched with the inserting hole (43), one side of the inserting column (71) is provided with an embedded groove (72), the embedded groove (72) is fixedly connected with a fixed column (74), a plurality of fixed columns (74) are uniformly arranged on the surface of the fixed column (74), the surface of the fixed column (74) is sleeved with a compression spring (75), one end of the compression spring (75) is fixedly connected with the groove bottom of the embedded groove (72), the other end of the compression spring (75) is fixedly connected with a butt joint block (73), the side, away from the groove bottom of the embedded groove (72), of the butt joint block (73) is provided with a guide inclined surface, and the butt joint block (73) is matched with the butt joint groove (44) in size and shape.

6. A spot welding head assembly according to claim 5 wherein, The unlocking assembly (8) comprises a strip-shaped plate (81) and a guide rod (83), the guide rod (83) is provided with two, one end of the guide rod (83) is fixedly connected with the support frame (4), the strip-shaped plate (81) is sleeved on the surface of the guide rod (83) at both ends, one side of the strip-shaped plate (81) is fixedly connected with a trigger rod (82), the trigger rod (82) extends into the communication hole (45), the other end of the strip-shaped plate (81) is fixedly connected with a buckle ring (85), the surface of the guide rod (83) is sleeved with a reset spring (84), one end of the reset spring (84) is fixedly connected with the side, away from the buckle ring (85), of the strip-shaped plate (81), and the other end of the reset spring (84) is fixedly connected with the side, toward the strip-shaped plate (81), of the support frame (4).

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