CN215356983U - Multifunctional welding test piece fixing device - Google Patents

Abstract

The utility model provides a multifunctional welding test piece fixing device which comprises a base, wherein a vertical rod is vertically fixed at the upper center of the base, a sleeve is sleeved above the vertical rod in a sliding mode, a first spiral fixing piece penetrates through the sleeve, and the first spiral fixing piece is used for fixing the sleeve on the vertical rod; the upper end and the lower end of the cylinder wall of the sleeve are fixedly provided with an upper fixing seat and a lower fixing seat, a limiting plate is horizontally arranged below the lower fixing seat, the upper fixing seat and the lower fixing seat are respectively connected with the upper end and the lower end of the first clamping plate device through pin shafts, the upper tail end of the sleeve is fixedly provided with a rotary table, the rotary table is provided with a plurality of groups of positioning holes, and the connecting part of a second clamping plate device is connected with the corresponding positioning holes on the rotary table through pin shafts. The utility model can realize various requirements for fixing a pipe and plate welding test piece, is light and flexible, can accurately fix the welding position, has stronger applicability and is convenient for finishing welding work.

Description

Multifunctional welding test piece fixing device

[ technical field ] A method for producing a semiconductor device

The utility model relates to a multifunctional welding test piece fixing device.

[ background of the utility model ]

Welding, also known as fusion, welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, by heating, at high temperature or pressure, and is therefore an important process in industrial enterprises. The energy source for welding is widely varied and includes gas flame, electric arc, laser, electron beam, friction, ultrasonic, and the like. At present, when various welding test pieces are welded, a steel pipe or an angle iron is fixed on a welding platform to be used as a support, and then the test pieces are spot-welded on the steel pipe or the angle iron to perform welding operation. Because the electric welding objects are different, the welding positions are different, the welding directions are different, and the like, the welding difficulty difference is large. The existing fixture is heavy and inflexible, and the welding position cannot be accurately fixed on the positions of flat, horizontal, vertical, elevation, 45-degree inclination and the like.

[ Utility model ] content

The utility model aims to solve the technical problem of providing a multifunctional welding test piece fixing device which can meet various requirements for fixing a tube and plate welding test piece, is light and flexible, can accurately fix a welding position, has stronger applicability and is convenient for finishing welding work.

The utility model is realized by the following steps:

a multifunctional welding test piece fixing device comprises a base, wherein a vertical rod is vertically fixed at the center of the base, a sleeve is slidably sleeved above the vertical rod, a first spiral fixing piece penetrates through the sleeve, and the first spiral fixing piece is used for fixing the sleeve on the vertical rod;

an upper fixing seat and a lower fixing seat are fixedly arranged at the upper end and the lower end of the cylinder wall of the sleeve, a limiting plate is horizontally arranged below the lower fixing seat, the upper fixing seat and the lower fixing seat are respectively connected with the upper end and the lower end of a first clamping plate device through pin shafts, a first clamping groove is formed in the middle of the first clamping plate device in a penetrating mode, and a second spiral fixing piece is formed in the side wall of the middle of one side of the first clamping groove in a penetrating mode;

the upper end of the sleeve is fixedly provided with a rotary table, a plurality of groups of positioning holes are formed in the rotary table, a connecting portion of a second clamping plate device is connected with the corresponding positioning holes in the rotary table through a pin shaft, a second clamping groove penetrates through the middle of the second clamping plate device, and a third spiral fixing piece penetrates through the middle of the upper side wall of the second clamping groove.

Furthermore, a sealing plate is welded at the end, far away from the rotary disc, of the second clamping plate device, an air inlet pipe is arranged at the lower end of the sealing plate, close to the rotary disc, a sleeved air outlet pipe is fixedly arranged at the lower end of the sealing plate, far away from the rotary disc, and the air inlet pipe is communicated with the sleeved air outlet pipe; a positioning plate is arranged above the sleeved air outlet pipe, one end of the positioning plate is fixed on the sealing plate, and a fourth spiral fixing piece is arranged on the positioning plate in a penetrating mode.

Furthermore, the first spiral fixing piece, the second spiral fixing piece, the third spiral fixing piece and the fourth spiral fixing piece are all composed of a screw rod and a hand wheel, and the screw rod is fixedly connected with the hand wheel.

The utility model has the advantages that:

the device has simple structure and easy operation, can be used for vertical welding and horizontal welding of steel plates with various thicknesses, can be suitable for fixing horizontal, vertical and overhead welding test plates with 4 angles of steel plates with various thicknesses, and can also be used for argon arc welding of steel pipes. In a word, can realize fixed multiple requirement to geminate transistors, board welding test piece, light nimble, but welding position accuracy is fixed, and the suitability is stronger, the completion of the weldment work of being convenient for.

[ description of the drawings ]

The utility model will be further described with reference to the following examples with reference to the accompanying drawings.

Fig. 1 is a front view of a multifunctional welding specimen fixing device according to the present invention.

Fig. 2 is a top view of a multi-functional welding test piece fixing device according to the present invention.

Fig. 3 is a schematic diagram illustrating the effect of adjusting the first clamping device and the second clamping device to different positions of the multifunctional welding test piece fixing device according to the present invention.

In the figure:

1. a base; 2. erecting a rod; 3. a sleeve; 4. a first helical fastener; 5. a lower fixed seat; 6. a limiting plate; 7. a first clamping plate device; 8. a second helical fastener; 9. an upper fixed seat; 10. a turntable; 11. a third helical fastener; 12. a second cleat device; 13. a fourth helical fastener; 14. closing the plate; 15. an air inlet pipe; 16. positioning a plate; 17. sleeving an air outlet pipe; 18. a pin shaft; 19. positioning holes; 20. a screw; 21. a hand wheel; 121. a connecting portion; 122. a second clamping groove.

[ detailed description ] embodiments

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings and the detailed description. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the multifunctional welding test piece fixing device of the present invention includes a base 1, wherein an upright rod 2 is vertically fixed at the center of the base 1, a sleeve 3 is slidably sleeved above the upright rod 2, a first spiral fixing member 4 is disposed on the sleeve 3 in a penetrating manner, and the first spiral fixing member 4 is used for fixing the sleeve 3 on the upright rod;

an upper fixing seat 9 and a lower fixing seat 5 are fixedly arranged at the upper end and the lower end of the cylinder wall of the sleeve 3, a limiting plate 6 is horizontally arranged below the lower fixing seat 5, the upper fixing seat 9 and the lower fixing seat 5 are respectively connected with the upper end and the lower end of a first clamping plate device 7 through a pin shaft 18, a first clamping groove is formed in the middle of the first clamping plate device 7 in a penetrating mode, and a second spiral fixing part 8 is formed in the side wall of the middle of one side of the first clamping groove in a penetrating mode;

the upper end of the sleeve 3 is fixedly provided with a rotary table 10, the rotary table 10 is provided with a plurality of groups of positioning holes 19, a connecting portion 121 of a second clamping plate device 12 is connected with the corresponding positioning holes 19 on the rotary table 10 through a pin shaft, a second clamping groove 122 penetrates through the middle of the second clamping plate device 12, and a third spiral fixing member 11 penetrates through the middle of the upper side wall of the second clamping groove 122.

In the implementation, a preferred embodiment is as follows: a sealing plate 14 is welded at the end, far away from the rotary table 10, of the second clamping plate device 12, an air inlet pipe 15 is arranged at the lower end of the sealing plate 14, close to the rotary table 10, a sleeved air outlet pipe 17 is fixedly arranged at the lower end of the sealing plate 14, far away from the rotary table 10, and the air inlet pipe 15 is communicated with the sleeved air outlet pipe 17; a positioning plate 16 is arranged above the sleeved air outlet pipe 17, one end of the positioning plate 16 is fixed on the sealing plate 14, and a fourth spiral fixing piece 13 is arranged on the positioning plate 16 in a penetrating mode.

In the implementation, a preferred embodiment is as follows: the first spiral fixing part 4, the second spiral fixing part 8, the third spiral fixing part 11 and the fourth spiral fixing part 13 are all composed of a screw rod 20 and a hand wheel 21, and the screw rod 20 is fixedly connected with the hand wheel 21.

The working process of the utility model is as follows:

when the device is used, firstly, after the sleeve 3 is adjusted to a proper height in the vertical rod 2, the screw 21 is rotated by the hand wheel 21 on the first spiral fixing piece 4 until the end part of the screw 21 is tightly propped against the vertical rod 2, so that the sleeve 3 is fixed on the vertical rod 2;

at the moment, the device can be used according to welding requirements, a first clamping groove is formed in the middle of the first clamping plate device 7 in a penetrating mode and used for placing a welding test piece, and the welding test piece is fixed on the first clamping plate device 7 through the second spiral fixing piece 8; when the first clamping plate device 7 is vertically placed, the vertical welding device can be used for fixing vertical welding of steel plates with various thicknesses, and when the horizontal welding device is horizontally placed (the pin shaft 18 connecting the upper fixing seat 9 and the first clamping plate device 7 is taken down, the first clamping plate device 7 can rotate along the pin shaft 18 on the lower fixing seat 5 and is horizontally placed on the limiting plate 6), the horizontal welding device can be used for horizontal welding of steel plates with various thicknesses;

a second clamping groove 122 is formed in the middle of the second clamping plate device 12 in a penetrating manner and is also used for placing a welding test piece, and the welding test piece is fixed on the second clamping plate device 12 through a third spiral fixing piece 11; the second clamping plate device 2 is adjusted through a pin shaft 18 to be connected with a plurality of groups of positioning holes 19 arranged on the rotary table 10, the self fixing angle can be adjusted, and the device can be suitable for fixing flat, vertical and overhead welding test plates with various angles for various thickness steel plates;

the air inlet pipe 15 and the sleeved air outlet pipe 17 are used for filling argon gas during argon arc welding of the steel pipe; sleeving the steel pipe to be welded on the sleeving air outlet pipe 17, screwing and fixing the steel pipe through the fourth spiral fixing part 13, and allowing argon to enter through the air inlet pipe and enter into the steel pipe through the sleeving air outlet pipe 17.

The device has simple structure and easy operation, can be used for vertical welding and horizontal welding of steel plates with various thicknesses, can be suitable for fixing horizontal, vertical and overhead welding test plates with 4 angles of steel plates with various thicknesses, and can also be used for argon arc welding of steel pipes. In a word, can realize fixed multiple requirement to geminate transistors, board welding test piece, light nimble, but welding position accuracy is fixed, and the suitability is stronger, the completion of the weldment work of being convenient for.

Although specific embodiments of the utility model have been described above, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the utility model, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the utility model, which is to be limited only by the appended claims.

Claims (3)

1. The utility model provides a multi-functional welding test piece fixing device which characterized in that: the device comprises a base (1), wherein an upright rod (2) is vertically fixed at the upper center of the base (1), a sleeve (3) is sleeved above the upright rod (2) in a sliding manner, a first spiral fixing piece (4) penetrates through the sleeve (3), and the first spiral fixing piece (4) is used for fixing the sleeve (3) on the upright rod;

an upper fixing seat (9) and a lower fixing seat (5) are fixedly arranged at the upper end and the lower end of the cylinder wall of the sleeve (3), a limiting plate (6) is horizontally arranged below the lower fixing seat (5), the upper fixing seat (9) and the lower fixing seat (5) are respectively connected with the upper end and the lower end of a first clamping plate device (7) through pin shafts (18), a first clamping groove is formed in the middle of the first clamping plate device (7) in a penetrating mode, and a second spiral fixing piece (8) is formed in the side wall of the middle of one side of the first clamping groove in a penetrating mode;

the last end of sleeve (3) is fixed and is provided with carousel (10), be provided with multiunit locating hole (19) on carousel (10), connecting portion (121) of a second splint device (12) through the round pin axle with corresponding locating hole (19) on carousel (10) are connected, second clamp groove (122) are worn to be equipped with in the middle part of second splint device (12), third spiral mounting (11) are worn to be equipped with in the middle part of the last lateral wall of second clamp groove (122).

2. The multifunctional welding test piece fixing device of claim 1, wherein: a sealing plate (14) is welded at the end, far away from the rotary table (10), of the second clamping plate device (12), an air inlet pipe (15) is arranged at the lower end of the sealing plate (14) close to the rotary table (10), a sleeved air outlet pipe (17) is fixedly arranged at the lower end of the sealing plate (14) far away from the rotary table (10), and the air inlet pipe (15) is communicated with the sleeved air outlet pipe (17); a positioning plate (16) is arranged above the sleeved air outlet pipe (17), one end of the positioning plate (16) is fixed on the sealing plate (14), and a fourth spiral fixing piece (13) penetrates through the positioning plate (16).

3. The multifunctional welding test piece fixing device of claim 2, wherein: the first spiral fixing piece (4), the second spiral fixing piece (8), the third spiral fixing piece (11) and the fourth spiral fixing piece (13) are all composed of a screw rod (20) and a hand wheel (21), and the screw rod (20) is fixedly connected with the hand wheel (21).

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