CN214134452U

CN214134452U - Anti-winding device for electron beam welding fixture

Info

Publication number: CN214134452U
Application number: CN202121858677.0U
Authority: CN
Inventors: 王芝桥; 汪恒兴; 施成辰
Original assignee: Shenyang Liming International Power Industry Co ltd
Current assignee: AECC Shenyang Liming Aero Engine Co Ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2021-09-07
Anticipated expiration: 2031-08-10

Abstract

The utility model provides an antiwind device for electron beam welding anchor clamps belongs to electron beam welding technical field, the utility model discloses an insulating nature is better to the wire can not twine because of the rotation of anchor clamps, has guaranteed the security that adds man-hour and the reliability of technology. The utility model discloses a body and movable sleeve, a serial communication port, the inside inner chamber that is provided with of body the inner chamber both ends just are located all are provided with the through-hole on the body, the movable sleeve sets up and can follow in the inner chamber reciprocating motion, be provided with the spout on the movable sleeve, pass the body is provided with the round pin axle, the round pin axle insert extremely in the spout, the cooperation the movable sleeve is connected with first electrode, the outside of first electrode one end is provided with the spring, the both ends of spring respectively with the body with the movable sleeve contact, the other end cooperation of first electrode is provided with the second electrode.

Description

Anti-winding device for electron beam welding fixture

Technical Field

The utility model belongs to the technical field of electron beam welding, specifically relate to an anti-winding device for electron beam welding anchor clamps.

Background

At present, the electron beam welding technology is widely applied to aeroengine parts, and the electron beam welding has higher and higher proportion of superior welding performance in welding parts. The main factor influencing the quality of the electron beam welding seam is the electron beam intensity, so the control of the electron beam intensity is particularly important.

When carrying out electron beam welding, the part is rotatory around the center under welding jig's drive, and the electron beam jets into the part from the part outer wall, produces feedback current at the part inner wall, introduces equipment with feedback current through the wire, according to feedback current's size, adjusts electron beam intensity again, and then guarantees the welding seam quality. However, if the wire is directly connected to the equipment, the wire is wound when the part is rotated, so that the anti-winding device must be installed on the clamp. However, the existing anti-winding device has poor insulation performance, and the two electrodes are likely to be separated during working, so that the distortion of feedback current is caused, and the processing effect is influenced.

Disclosure of Invention

Aiming at the problems, the utility model makes up the defects of the prior art and provides an anti-winding device for an electron beam welding fixture; the utility model discloses an insulating nature is better, and in weldment work, two electrodes can not throw off all the time to the wire can not twine because of the rotation of anchor clamps, has guaranteed the security of adding man-hour and the reliability of technology.

In order to achieve the above purpose, the utility model adopts the following technical scheme.

The utility model provides an antiwind device for electron beam welding anchor clamps, including body and movable sleeve, its characterized in that, the inside inner chamber that is provided with of body the inner chamber both ends just are located all be provided with the through-hole on the body, the movable sleeve sets up in the inner chamber and can follow inner chamber reciprocating motion, be provided with the spout on the movable sleeve, pass the body is provided with the round pin axle, the round pin axle insert to in the spout, the cooperation the movable sleeve is connected with first electrode, the outside of first electrode one end is provided with the spring, the both ends of spring respectively with the body with the movable sleeve contact, the other end cooperation of first electrode is provided with the second electrode, the outside cooperation of second electrode is provided with the dabber, the dabber pass through the bearing with this body coupling, the dabber is kept away from the one end of second electrode is passed simultaneously the body is kept away from the one end and the setting of through-hole are in the outside even of body is in The spindle and the connecting ring are detachably fixed, one end of a screw is connected to the connecting ring, the other end of the screw is connected with a balancing weight, and a mounting hole is formed in the body.

Furthermore, an elastic retainer ring is arranged on the end face of the bearing far away from the second electrode.

Further, one end of the mandrel, which is far away from the body, is detachably connected with the connecting ring through a set screw.

Further, the material of body is nylon fiber.

Further, the bearing is a deep groove ball bearing.

The beneficial effects of the utility model.

The utility model discloses can make two electrodes carry out relative rotation to the effect through the spring keeps the contact of two electrodes, the wire just can not twine because of the rotation of anchor clamps, and the body material is insulating, has improved the overall insulation nature of device, has guaranteed the security that adds man-hour and the reliability of technology.

Drawings

In order to make the technical problem, technical scheme and beneficial effect that the utility model solved more clearly understand, it is right to combine the attached drawing and detailed description mode below the utility model discloses further detailed description. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.

Fig. 1 is a side sectional view of the overall structure of the present invention.

The labels in the figure are: the device comprises a body 1, a movable sleeve 2, an inner cavity 3, a through hole 4, a sliding groove 5, a pin shaft 6, a first electrode 7, a spring 8, a second electrode 9, a mandrel 10, a bearing 11, a connecting ring 12, a screw 13, a balancing weight 14, a mounting hole 15, an elastic check ring 16, a set screw 17 and a lead 18.

Detailed Description

As shown in the attached drawings, the portable device comprises a body 1 and a movable sleeve 2, wherein the body 1 is made of nylon fibers, so that the insulation performance of the device is enhanced, and the safety is improved.

Be provided with on the body 1 with welding jig complex mounting hole 15, through passing socket head cap screw through mounting hole 15, be connected body 1 and welding jig, make body 1 rotate along with welding jig's rotation. The inside inner chamber 3 that is provided with of

body

1, 3 both ends in the inner chamber just are located and all are provided with through-hole 4 on body 1, and the movable sleeve 2 sets up in inner chamber 3 and can follow inner chamber 3 reciprocating motion, is provided with spout 5 on the movable sleeve 2, passes body 1 and is provided with round pin axle 6, and round pin axle 6 inserts to the spout 5 in. Like this through the effect between round pin axle 6 and the spout 5, can guarantee that body 1 is at rotatory in-process, movable sleeve 2 can rotate with body 1 simultaneously to movable sleeve 2 can only follow the axial motion of body 1, prevents that relative rotation between movable sleeve 2 and the body 1 and lead to the winding of wire 18, causes danger.

The cooperation movable sleeve 2 is connected with first electrode 7, and first electrode 7 can rotate along with the rotation of movable sleeve 2, and first electrode 7 one end is connected and the outside is provided with spring 8 with wire 18, and spring 8's both ends contact with body 1 and movable sleeve 2 respectively, and through spring 8's effect like this, can play the effect of buffering to the motion of movable sleeve 2, and wire 18 passes the inside that body 1 is connected to welding jig.

The other end of the first electrode 7 is provided with a second electrode 9 in a matched mode, the spring 8 can also keep the first electrode 7 and the second electrode 9 in a joint state all the time, one end of the second electrode 9 is connected with another lead 18, the whole outer portion is provided with a mandrel 10 in a matched mode, the mandrel 10 is connected with the body 1 through a bearing 11, the bearing 11 is a deep groove ball bearing 11, and when the body 1 rotates, the mandrel 10 can be kept motionless due to the effect of the bearing 11 and does not move along with the body 1. A circlip 16 is provided on the end face of the bearing 11 remote from the second electrode 9, the circlip 16 being intended to prevent, in operation, parts mounted inside the body 1 from falling out of one end of the body 1.

One end of the mandrel 10, which is far away from the second electrode 9, simultaneously penetrates through one end of the body 1, which is far away from the through hole 4, and the connecting ring 12 arranged outside the body 1, the lead 18 connected with the second electrode 9 penetrates through the connecting ring 12 inside the mandrel 10, one end of the mandrel 10, which is far away from the body 1, is detachably connected with the connecting ring 12 through the set screw 17, the connecting ring 12 plays a role in transferring, one end of the screw 13 is further connected onto the connecting ring 12, the other end of the screw 13 is connected with the balancing weight 14, the balancing weight 14 can guarantee that the connecting ring 12, the mandrel 10 and the second electrode 9 are always kept static under the action of gravity, and the lead 18 connected with the.

It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.

Claims

1. An anti-winding device for an electron beam welding fixture comprises a body (1) and a movable sleeve (2), and is characterized in that an inner cavity (3) is arranged inside the body (1), through holes (4) are formed in both ends of the inner cavity (3) and located on the body (1), the movable sleeve (2) is arranged in the inner cavity (3) and can reciprocate along the inner cavity (3), a sliding groove (5) is formed in the movable sleeve (2), a pin shaft (6) penetrates through the body (1), the pin shaft (6) is inserted into the sliding groove (5) and is matched with the movable sleeve (2) to be connected with a first electrode (7), a spring (8) is arranged outside one end of the first electrode (7), both ends of the spring (8) are respectively contacted with the body (1) and the movable sleeve (2), and a second electrode (9) is arranged at the other end of the first electrode (7), the external cooperation of second electrode (9) is provided with dabber (10), dabber (10) pass through bearing (11) with body (1) is connected, dabber (10) are kept away from the one end of second electrode (9) is passed simultaneously body (1) is kept away from the one end of through-hole (4) and setting are in body (1) outside go-between (12), dabber (10) with go-between (12) can be dismantled fixedly, still be connected with the one end of screw rod (13) on go-between (12), balancing weight (14) are connected to the other end of screw rod (13), still be provided with mounting hole (15) on body (1).

2. An anti-wind device for an electron beam welding fixture according to claim 1, characterized in that a circlip (16) is provided on the end face of the bearing (11) remote from the second electrode (9).

3. An anti-wind device for an electron beam welding fixture according to claim 1, characterized in that the end of the mandrel (10) remote from the body (1) is detachably connected to the connection ring (12) by means of a set screw (17).

4. The anti-winding device for the electron beam welding jig according to claim 1, wherein the material of the body (1) is nylon fiber.

5. An anti-wind device for electron beam welding fixture according to claim 1, characterized in that said bearing (11) is a deep groove ball bearing.