CN219925007U - Automatic welding machine for magnetic core inserts - Google Patents

Abstract

The utility model discloses an automatic welding machine for magnetic core inserts, which comprises a rotating disc which is arranged in a rotating way, wherein a plurality of stations are uniformly distributed on the top surface of the rotating disc, a placing block for placing a workpiece is fixedly arranged on each station, a placing groove for accommodating a magnetic core is formed in each placing block, the shape of each placing groove corresponds to that of the magnetic core, each station comprises a welding position, and the welding end of a welding device corresponds to the welding position. The utility model aims to provide a welding device capable of efficiently and automatically welding an insert at an air gap position of an air gap magnetic core.

Description

Automatic welding machine for magnetic core inserts

Technical Field

The utility model relates to magnetic core production, in particular to an automatic welding machine for magnetic core inserts.

Background

The magnetic core is a component which is formed by rolling a high-permeability metal strip and is widely applied to a magnetic conduction loop of the current sensor, and is a core element of the current sensor.

The air gap magnetic core is one of various magnetic cores, the air gap magnetic core is formed by punching and shearing one side, the whole magnetic core is C-shaped, the effect of the air gap is to reduce the magnetic permeability of the magnetic core, and the residual magnetism and the excitation inductance coefficient are reduced due to the reduction of the magnetic permeability of the magnetic core, so that the excitation current and the excitation energy are increased.

In actual production, some products need to weld inserts on the air gap to play the effect of increasing magnetic core intensity, traditional mode relies on the manual work to weld, and its work load is bigger for workman's welding efficiency is lower, and the welding effect is unstable, probably has the rosin joint, leaks the problem of welding.

Disclosure of Invention

The utility model aims to: the utility model aims to provide a welding device capable of efficiently and automatically welding an insert at an air gap position of an air gap magnetic core.

The technical scheme is as follows: the utility model discloses an automatic welding machine for magnetic core inserts, which comprises a rotary table which is rotationally arranged, wherein a plurality of stations are uniformly distributed on the top surface of the rotary table, a placing block for placing a workpiece is fixedly arranged on each station, a placing groove for accommodating a magnetic core is formed in each placing block, the shape of each placing groove corresponds to that of the magnetic core, each station comprises a welding position, and the welding end of a welding device corresponds to the position of each placing block on the welding position.

Further, the welding device comprises a stand, a support is arranged on the stand in a sliding mode, two welding guns are symmetrically arranged on the support, and the output ends of the welding guns correspond to the placing blocks on the welding positions.

Further, two cameras are symmetrically arranged on the support, two display screens are fixedly arranged on the stand, the output ends of the cameras correspond to the placement blocks on the welding positions, and each camera is connected with one display screen. The camera is used for automatically checking the relative position between the magnetic core and the insert by the system, and the welding gun does not weld if the relative position between the magnetic core and the insert is the same, so that the generation of defective products is reduced; the display screen is used for enabling workers to observe the relative positions of the magnetic cores and the inserts.

Further, an auxiliary groove which is convenient for a worker to extend into the workpiece is formed in the placing block, and the auxiliary groove is communicated with the placing groove.

Further, the side that inserts are close to on the placing block is fixedly provided with an auxiliary plate, and the auxiliary plate plays two roles: 1. the magnetic core is positioned in an auxiliary mode, so that workers can put the magnetic core better and faster; 2. the auxiliary seat is provided with the insert so as to facilitate workers to put the insert into the notch of the magnetic core better and faster.

Further, the station further comprises a discharging position arranged behind the welding position, and the clamping end of the discharging device corresponds to the position of the placing block on the discharging position.

Further, the blanking device comprises a blanking cylinder and a reciprocating cylinder, and the output end of the blanking cylinder is fixedly connected with the blanking clamping claw; the blanking cylinder is fixedly connected with the reciprocating cylinder.

Further, a rotating motor is arranged at the bottom of the rotary table, and the output end of the rotating motor is fixedly connected with the rotary table.

The beneficial effects are that: compared with the prior art, the utility model has the following advantages: the worker only needs to be responsible for placing the magnetic core and the insert on the placement block and automatically welding by a welding device corresponding to the welding position; the camera on the welding device plays a role in welding quality inspection, and the welding is not performed if the relative position relationship between the magnetic core and the insert is poor, so that production defective products are reduced, the operation cost of enterprises is reduced, and the non-welded magnetic core and the insert can be welded in the next period after being adjusted; the automatic blanking is realized to unloader, has both improved unloading efficiency, can prevent again that the workman from being scalded by the work piece that just welds.

Drawings

Fig. 1 is a perspective view of an angle of the present utility model.

Fig. 2 is a perspective view of another angle of the present utility model.

Fig. 3 is a schematic view of a placement block in the present utility model.

Fig. 4 is a schematic view of a welding apparatus according to the present utility model.

Fig. 5 is a schematic view of a blanking apparatus in the present utility model.

Fig. 6 is a schematic view of a workpiece in accordance with the present utility model.

Wherein: 1. placing a block; 11. a placement groove; 12. an auxiliary groove; 13. an auxiliary plate; 2. a turntable; 3. a workpiece; 31. a magnetic core; 32. an insert; 4. a rotating motor; 5. a blanking device; 51. a blanking support frame; 52. a reciprocating cylinder; 53. discharging clamping jaws; 54. a blanking cylinder; 6. a welding device; 61. a display screen; 62. a vertical frame; 63. a slide block; 64. a bracket; 65. welding gun fixing frame; 66. a welding gun; 67. a camera; 68. a longitudinal motor; 69. a camera fixing frame.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings.

Referring to fig. 1-6, the automatic welding machine for magnetic core inserts comprises a rotary table 2 which is rotatably arranged, a rotary motor 4 is arranged at the bottom of the rotary table 2, the output end of the rotary motor 4 is fixedly connected with the rotary table 2, four stations are uniformly distributed on the top surface of the rotary table 2 and comprise a welding position and a blanking position, a placing block 1 for placing a workpiece 3 is fixedly arranged on each station, the welding end of a welding device 6 corresponds to the position of the placing block 1 on the welding position, and the clamping end of a blanking device 5 corresponds to the position of the placing block 1 on the blanking position.

Offer the standing groove 11 that is used for holding magnetic core 31 on the standing block 1, be convenient for workman's hand stretch into the auxiliary tank 12 of placing work piece 3, auxiliary tank 12 communicates with each other with standing groove 11, and the shape of standing groove 11 corresponds with the shape of magnetic core 31, and the fixed accessory plate 13 that sets up in one side that insert 32 is close to on the standing block 1, accessory plate 13 play two roles: a. positioning the magnetic core 31 in an auxiliary manner to facilitate a worker to put the magnetic core 31 better and faster; b. insert 32 is seated in an auxiliary seat to facilitate a worker's better and faster placement of insert 32 into the gap of core 31.

The workpiece 3 includes a core 31 and an insert 32.

The welding device 6 comprises a stand 62, a sliding block 63 is arranged on the stand 62 in a sliding manner, the bottom of the sliding block 63 is fixedly connected with the output end of a longitudinal motor 68, a support 64 is fixedly arranged on the side face of the sliding block 63, two welding gun fixing frames 65 and a camera fixing frame 69 are symmetrically arranged on the support 64, a welding gun 66 is fixedly arranged in each welding gun fixing frame 65, a camera 67 is fixedly arranged in each camera fixing frame 69, the output end of the welding gun 66 corresponds to a placing block 1 on a welding position, the output end of the camera 67 corresponds to the placing block 1 on the welding position, two display screens 61 are fixedly arranged on the stand 62, and each camera 67 is connected with one display screen 61. The camera 67 is used for automatically checking the relative position between the magnetic core 31 and the insert 32 by the system, and the welding gun 66 does not weld if the relative position between the magnetic core 31 and the insert 32 is not used for reducing the generation of inferior products; the display 61 is used for a worker to observe the relative positions of the core 31 and the insert 32.

The blanking device 5 comprises a blanking supporting frame 51, a reciprocating cylinder 52 is slidably connected with the bottom surface of the blanking supporting frame 51, a blanking cylinder 54 is fixedly arranged on the reciprocating cylinder 52, and the output end of the blanking cylinder 54 is fixedly connected with a blanking clamping claw 53. The blanking clamp claw 53 is used for clamping the welded workpiece 3 to move out of the utility model, and is driven by the reciprocating cylinder 52 to move above a basket (not shown) and to be loosened, so that the welded workpiece 3 falls into the basket.

Claims (8)

1. An automatic welding machine for magnetic core inserts is characterized in that: including carousel (2) that rotate the setting, the top surface equipartition of carousel (2) sets up a plurality of station, every fixed setting on the station is placed piece (1), set up on placing piece (1) and be used for holding standing groove (11) of magnetic core, the shape of standing groove (11) is corresponding with the shape of magnetic core (31), the station includes the welding position, welding set (6) welding end with the position of placing piece (1) on the welding position is corresponding.

2. The automatic core insert welder of claim 1, wherein: the welding device (6) comprises a stand (62), a support (64) is arranged on the stand (62) in a sliding mode, two welding guns (66) are symmetrically arranged on the support (64), and the output ends of the welding guns (66) correspond to the placing blocks (1) on the welding positions.

3. The automatic core insert welder of claim 2, wherein: two cameras (67) are symmetrically arranged on the support (64), two display screens (61) are fixedly arranged on the stand (62), the output ends of the cameras (67) correspond to the placement blocks (1) on the welding positions, and each camera (67) is connected with one display screen (61).

4. The automatic core insert welder of claim 1, wherein: an auxiliary groove (12) is formed in the placement block (1), and the auxiliary groove (12) is communicated with the placement groove (11).

5. A magnetic core insert automatic welder as claimed in claim 1 or 4, wherein: an auxiliary plate (13) is fixedly arranged on one side of the placement block (1).

6. The automatic core insert welder of claim 1, wherein: the station also comprises a discharging position arranged behind the welding position, and the clamping end of the discharging device (5) corresponds to the position of the placing block (1) on the discharging position.

7. The automatic core insert welder of claim 6, wherein: the blanking device (5) comprises a blanking cylinder (54) and a reciprocating cylinder (52), and the output end of the blanking cylinder (54) is fixedly connected with a blanking clamping claw (53); the blanking cylinder (54) is fixedly connected with the reciprocating cylinder (52).

8. The automatic core insert welder of claim 1, wherein: the rotary table is characterized in that a rotary motor (4) is arranged at the bottom of the rotary table (2), and the output end of the rotary motor (4) is fixedly connected with the rotary table (2).