CN211840190U - A frock clamp for stereo set power plug beats screw - Google Patents

Abstract

The utility model relates to a frock field of stereo set power cord plug especially relates to a frock clamp that is used for stereo set power cord plug to beat screw, the on-line screen storage device comprises a base, be fixed with the installation piece on the base, be fixed with the solenoid valve on the installation piece, the one end that the solenoid valve was kept away from to the installation piece is provided with the pneumatic three-jaw chuck that is used for centre gripping column head, the trachea of pneumatic three-jaw chuck is connected on the solenoid valve, solenoid valve and external gas circuit pipeline intercommunication, be provided with the connecting piece that is used for rotating pneumatic three-jaw chuck between pneumatic three-jaw chuck and the installation piece, reduced the probability that the incident takes place, ensured operation workman's life safety.

Description

A frock clamp for stereo set power plug beats screw

Technical Field

The utility model belongs to the technical field of the frock of stereo set power cord plug and specifically relates to a frock clamp that is used for stereo set power cord plug to beat screw.

Background

As shown in fig. 1, an existing electrical component manufacturer is equipped with a swedish audio power cord plug of type NAC3FCA/NAC3FCB, which includes a cylindrical head 24, a positioning block 25 fixed to an outer wall of one end of the cylindrical head 24, and a wiring harness 26 connected to an end of the cylindrical head 24 remote from the positioning block 25.

The utility model discloses a novel electric hand drill with the bulletin number of CN208033727U, which belongs to the technical field of power tools and comprises an electric hand drill main body, wherein the front end part of the electric hand drill main body is provided with a drill bit mounting seat, the two sides of the rear end part of the electric hand drill main body are detachably provided with carbon brush mounting covers, a motor shaft is arranged in the electric hand drill main body and is connected with the drill bit mounting seat, each carbon brush mounting cover is internally provided with a carbon brush which is contacted with the motor shaft, the carbon brush mounting cover is provided with a ventilating through groove, the ventilating through groove is arranged at the upper end part and the lower end part of the carbon brush mounting cover, the electric hand drill main body is provided with a switch for controlling the rotation of the motor shaft, the electric hand drill main body is also provided with a button for controlling the positive and negative rotation of the motor shaft, reduce the dust volume of getting into, novel electric hand drill that can increase of service life.

In the process of assembling the power line plug, two screws need to be screwed on the outer wall of one end, close to the wire harness, of the columnar head, the two screws are distributed on the outer wall of the columnar head at an included angle of 120 degrees, the wire harness is fixed at one end of the columnar head through the screws, and in the existing screwing mode, the power line plug is held by one hand, and the electric hand drill is held by the other hand to directly screw the power line plug.

However, when the screw is directly drilled by using the flashlight, the plug of the known power line is a circular columnar object, the screw needs to be drilled on the outer wall of the circumference of the power line plug, the power line plug is directly placed on a flat workbench, then the flashlight is used for drilling, when the electric hand drill works, the hand of a worker shakes together with the electric hand drill, on the flat workbench surface, the power plug rolls easily, and when the flashlight is directly used for drilling, the palm of the worker holding the power line plug is easily drilled and injured, so that safety accidents occur.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a frock clamp for stereo set power plug beats screw has convenient to use, is difficult to bore workman's palm, has reduced the effect that the probability takes place for the safety.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a frock clamp for stereo set power plug beats screw, includes the base, be fixed with the installation piece on the base, be fixed with the solenoid valve on the installation piece, the one end that the solenoid valve was kept away from to the installation piece is provided with the pneumatic three-jaw chuck that is used for centre gripping column head, the trachea of pneumatic three-jaw chuck is connected on the solenoid valve, solenoid valve and external gas circuit pipeline intercommunication, be provided with the connecting piece that is used for rotating pneumatic three-jaw chuck between pneumatic three-jaw chuck and the installation piece.

Through adopting above-mentioned technical scheme, when needs are at the overhead screw of column, press the button of solenoid valve, make external gas circuit pipeline and the trachea of three-jaw chuck switch on, thereby the gas in the external gas circuit pipeline, under the effect of atmospheric pressure, drive three jack catch and open, then press the button of solenoid valve once more, make the first centre gripping of column between three jack catch, when beating the second screw, make whole pneumatic three-jaw chuck rotate through the connecting piece, can rotate the second screw to vertical position upwards, then the workman uses the electric hand drill to accomplish and beat the screw, whole process need not the workman oneself one hand hold between the fingers the column head completely, the screw is bored to the flashlight is held to the other hand, the probability that the incident takes place has been reduced, operation workman's life safety has been ensured.

The utility model discloses further set up to: the connecting piece is including fixing the first plectane that the installation piece is close to pneumatic three-jaw chuck one side, fixing the second plectane that pneumatic three-jaw chuck is close to installation piece one side, run through and set up first hole, two on first plectane and run through and set up the second hole on the second plectane, the second plectane rotates to be connected on first plectane, the axis in first hole and second hole all is parallel with the axis of first plectane, the axis coincidence of first plectane and second plectane, two the second hole is 120 degrees contained angle interval distribution on the second plectane, be provided with on the first plectane and be used for restricting second plectane pivoted bolt spare.

Through adopting above-mentioned technical scheme, fix first plectane on the installation piece for the second plectane rotates to be connected on first plectane, and when pneumatic three-jaw chuck centre gripping column head, the workman uses the flashlight to bore after having beaten first screw, then rotates one hundred twenty degrees with the second plectane, makes the position of second screw vertical up, through the bolt spare, makes the second plectane can not rotate, then reuse electric hand drill, beats second screw, convenient operation, and is simple to use.

The utility model discloses further set up to: the bolt piece is including fixing the pipe of keeping away from second plectane one side at first plectane, sliding pull rod in the pipe, fixing handle, the annular slab of coaxial fixation on the pull rod in pull rod one end, setting up the spring in the pipe, the axis of pipe and the axis coincidence in first hole, pull rod one end stretches into first hole, and the other end stretches out outside the pipe, the handle is fixed in the one end that the pull rod stretches out outside the pipe, the annular slab slides in the inner chamber of pipe, spring one end is fixed in the one side that the handle was kept away from to the annular slab, the spring other end is fixed in one side that first plectane is close to the installation piece.

Through adopting above-mentioned technical scheme, after having beaten first screw, pulling pull rod this moment, the spring is compressed for the pull rod is kept away from handle one end and is broken away from the second hole, then rotates one hundred twenty degrees with the second plectane, loosens the handle, and under the effect of spring restoring force, the pull rod inserts in the second is downthehole, thereby makes the second plectane be difficult to rotate, and the workman of being convenient for beats the second screw.

The utility model discloses further set up to: and the electromagnetic valve is electrically connected with a foot-operated switch for controlling the on-off of the electromagnetic valve.

Through adopting above-mentioned technical scheme, when needs centre gripping column head, at first step on the foot and step on formula switch for three jack catch opens, puts into the column head after, then step on the foot again and step on formula switch, makes three jack catch tighten up, and then presss from both sides the column head tightly between three jack catch, and the foot is stepped on formula switch and is accorded with human engineering design, makes the workman can use by hand and foot, and it is more convenient that two hands centre gripping column head.

The utility model discloses further set up to: the pneumatic three-jaw chuck is characterized in that one side of the claw attaching column-shaped head is provided with a positioning groove, and a positioning block on the column-shaped head is clamped between two adjacent positioning grooves.

Through adopting above-mentioned technical scheme, the locating piece chucking is between two adjacent constant head tanks for the column head is difficult to rotate more by the three jack catch centre gripping of pneumatic three-jaw chuck, and the workman of being convenient for beats the screw.

The utility model discloses further set up to: the first circular plate is close to one side of the second circular plate and is provided with a circular groove, a ball bearing is fixed in the circular groove, a rotating shaft is fixed on one side of the second circular plate close to the circular groove, and one end of the rotating shaft close to the circular groove is fixed on the inner wall of the ball bearing.

Through adopting above-mentioned technical scheme, ball bearing makes the second plectane rotate on first plectane, and ball bearing has reduced the wearing and tearing between pivot and the circular slot for the workman rotates the second plectane more easily.

The utility model discloses further set up to: the mounting block is far away from one side of the first circular plate and is provided with a third hole, a bolt is arranged in the third hole in a penetrating mode, and the bolt is connected to the first circular plate in a threaded mode.

Through adopting above-mentioned technical scheme, when needing to maintain pneumatic three-jaw chuck and first plectane and second plectane, directly rotate the bolt, with first plectane and installation piece separation, the workman of being convenient for more maintains.

The utility model discloses further set up to: an arc groove is formed in one side, close to the first circular plate, of the second circular plate, one end of the arc groove is communicated with one end of one of the second holes, the other end of the arc groove is communicated with one end of the other second hole, and one end, far away from the handle, of the pull rod slides in the arc groove.

Through adopting above-mentioned technical scheme, the pulling rod for the pull rod is located the downthehole one end of second and slides in the arc groove, rotates one hundred twenty degrees with the second plectane, and the one end of keeping away from the handle until the pull rod inserts another downthehole intracavity of second, and the second plectane can not rotate this moment, and the arc groove makes the pull rod be convenient for more insert the second downthehole.

To sum up, the utility model discloses a beneficial technological effect does: the probability of safety accidents is reduced, and the life safety of operators is guaranteed; when the second circular plate is connected to the first circular plate in a rotating mode, workers can conveniently hit a second screw, and after the second circular plate is rotated, the pull rod is inserted into the second hole through the pull rod and the spring, so that the second circular plate is difficult to rotate, and the workers can conveniently hit the second screw; by arranging the foot-operated switch, the foot-operated switch accords with the ergonomic design, so that workers can use hands and feet together, and the columnar head can be clamped by two hands more conveniently; the positioning blocks are clamped between two adjacent positioning grooves by arranging the positioning grooves, so that the columnar heads are clamped by three clamping jaws of the pneumatic three-jaw chuck and are more difficult to rotate, a worker can conveniently hit screws, and the worker can conveniently maintain the clamp by arranging the third hole and the bolt; through setting up the arc groove, the arc groove makes the pull rod insert the second downthehole more accurately.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a prior art power cord plug;

FIG. 2 is a schematic view of the overall structure of the present embodiment;

FIG. 3 is a schematic view of the overall structure of the pneumatic three-jaw chuck according to the present embodiment;

FIG. 4 is an exploded view of the connector of the present embodiment;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

fig. 6 is a schematic view of the entire structure of the second circular plate.

Reference numerals: 1. a base; 2. mounting blocks; 3. an electromagnetic valve; 4. a pneumatic three-jaw chuck; 5. a connecting member; 6. a first circular plate; 7. a second circular plate; 8. a first hole; 9. a second hole; 10. a latch member; 11. a circular tube; 12. a pull rod; 13. a handle; 14. an annular plate; 15. a spring; 16. a foot-operated switch; 17. positioning a groove; 18. a circular groove; 19. a ball bearing; 20. a rotating shaft; 21. a third aperture; 22. a bolt; 23. an arc groove; 24. a columnar head; 25. positioning blocks; 26. and (6) a wire harness.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 2, for the utility model discloses a frock clamp for stereo set power plug beats screw, including base 1, base 1 is a smooth metal sheet, is fixed with installation piece 2 on the base 1, and installation piece 2 is fixed on base 1's upper surface through the welded mode.

As shown in fig. 2 and 3, an electromagnetic valve 3 is fixed on the outer wall of one side of the mounting block 2, a pneumatic three-jaw chuck 4 for clamping a columnar head 24 (shown in fig. 1) is arranged outside one end, away from the electromagnetic valve 3, of the mounting block 2, the pneumatic three-jaw chuck 4 is connected to the gas outlet of the electromagnetic valve 3 through a gas pipe, the gas inlet of the electromagnetic valve 3 is connected to a vent pipe in a plant area through a gas pipe, the electromagnetic valve 3 is electrically connected to a plant area power supply, a pedal switch 16 for controlling the gas circuit of the electromagnetic valve 3 is electrically connected to the electromagnetic valve 3, and by stepping on the pedal switch 16, a loop of the electromagnetic valve 3 is conducted, and the electromagnetic valve 3 conducts the gas circuit in the plant area and the gas pipe of the pneumatic three-jaw chuck 4, so as.

As shown in fig. 4, one side of the claw clamping cylindrical head 24 (shown in fig. 1) of the pneumatic three-claw chuck 4 is provided with a positioning groove 17, and when the pneumatic three-claw chuck 4 clamps the cylindrical head 24 (shown in fig. 1), a positioning block 25 (shown in fig. 1) on the cylindrical head 24 (shown in fig. 1) is clamped between two adjacent positioning grooves 17, so that the cylindrical head 24 (shown in fig. 1) is clamped between three claws of the pneumatic three-claw chuck 4 and is more difficult to rotate.

As shown in fig. 4, a connecting member 5 for rotating the pneumatic three-jaw chuck 4 is disposed between the pneumatic three-jaw chuck 4 and the mounting block 2, the connecting member 5 includes a first circular plate 6, a second circular plate 7, a first hole 8 and two second holes 9, a third hole 21 is formed through one side of the mounting block 2 away from the first circular plate 6, a bolt 22 is inserted into the third hole 21, the bolt 22 is in threaded connection with the first circular plate 6, the axis of the first circular plate 6 is perpendicular to the vertical direction, the second circular plate 7 is located at one side of the first circular plate 6 away from the mounting block 2, a circular groove 18 is formed at one side of the first circular plate 6 close to the second circular plate 7, a ball bearing 19 is fixed in the circular groove 18, a rotating shaft 20 is fixed at one side of the second circular plate 7 close to the circular groove 18, one end of the rotating shaft 20 away from the second circular plate 7 is fixed on the inner wall of the ball bearing 19, the second circular plate 7 is rotatably connected to the first circular plate 6, the first hole 8 is, the axis of first hole 8 is parallel with the horizontal direction, and two second holes 9 all run through and establish in the one side that second plectane 7 is close to first plectane 6, and two second holes 9 intervals are one hundred twenty degrees contained angles and set up, and the axis of second hole 9 is parallel with the axis of first hole 8.

As shown in fig. 4 and 5, a latch member 10 for limiting the rotation of the second circular plate 7 is disposed on the first circular plate 6, the latch member 10 includes a circular tube 11, a pull rod 12, a handle 13, an annular plate 14 and a spring 15, one end of the circular tube 11 is fixed on one side of the first circular plate 6 away from the second circular plate 7, an inner cavity of the circular tube 11 is communicated with an inner cavity of the first hole 8, an axis of the circular tube 11 is overlapped with an axis of the first hole 8, the pull rod 12 slides in the inner cavity of the circular tube 11, one end of the pull rod 12 extends into the second hole 9, the other end extends out of the circular tube 11, the handle 13 is fixed on an end face of the pull rod 12, the end face of the circular tube 11 extends out of the circular tube, an inner wall of the annular plate 14 is attached to an outer wall of the pull rod 12, the annular plate 14 is fixed on the pull rod 12, an outer diameter of the annular plate 14 is smaller than an inner, the other end of the spring 15 is fixed on one side of the first round plate 6 close to the handle 13, and the spring 15 is positioned in the inner cavity of the round tube 11.

As shown in fig. 4 and 6, an arc groove 23 is formed in the outer wall of the second circular plate 7 close to the first circular plate 6, one end of the arc groove 23 is communicated with one end of one of the second holes 9 close to the first circular plate 6, the other end of the arc groove 23 is communicated with one end of the other second hole 9 close to the first circular plate 6, the radian of the arc groove 23 is one hundred twenty degrees, after a screw on the columnar head 24 (shown in fig. 1) is screwed, the pull rod 12 is pulled at this time, so that one end of the pull rod 12 located in the second hole 9 slides in the arc groove 23 until the other end is inserted into the inner cavity of the other second hole 9, and then another screw is screwed continuously.

The implementation principle of the embodiment is as follows: when two screws need to be screwed on the columnar head 24, firstly, the foot switch is stepped to open three clamping turns of the pneumatic three-jaw chuck 4, the end of the columnar head 24 far away from the wire harness 26 is clamped between the pneumatic three-jaw chuck 4, so that the positioning block 25 is positioned between the positioning grooves 17 of two adjacent claws, the pedal switch 16 is stepped, the three claws tightly clamp the columnar head 24, the positioning block 25 makes the columnar head 24 more difficult to rotate, then one of the screws is drilled by using an electric hand drill, then the pull rod 12 is pulled, so that one end of the pull rod 12 positioned in the second hole 9 slides in the arc groove 23, the second circular plate 7 is rotated by one hundred twenty degrees until one end of the pull rod 12 far away from the handle 13 is inserted into the inner cavity of the other second hole 9, at the moment, the second circular plate 7 cannot be rotated, the torch is then used again to drill another screw, at which point the entire cylindrical head 24 is screwed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a frock clamp that is used for stereo set power plug to beat screw which characterized in that: including base (1), be fixed with installation piece (2) on base (1), be fixed with solenoid valve (3) on installation piece (2), the one end that solenoid valve (3) were kept away from in installation piece (2) is provided with pneumatic three-jaw chuck (4) that are used for centre gripping column head (24), the trachea of pneumatic three-jaw chuck (4) is connected on solenoid valve (3), solenoid valve (3) and external gas circuit pipeline intercommunication, be provided with connecting piece (5) that are used for rotating pneumatic three-jaw chuck (4) between pneumatic three-jaw chuck (4) and installation piece (2).

2. The tool clamp for screwing the audio power plug according to claim 1, wherein: the connecting piece (5) comprises a first circular plate (6) fixed on one side of the mounting block (2) close to the pneumatic three-jaw chuck (4), a second circular plate (7) fixed on one side of the pneumatic three-jaw chuck (4) close to the mounting block (2), a first hole (8) formed in the first circular plate (6) in a penetrating mode, and two second holes (9) formed in the second circular plate (7) in a penetrating mode, the second circular plate (7) is rotationally connected to the first circular plate (6), the axes of the first hole (8) and the second hole (9) are parallel to the axis of the first circular plate (6), the axes of the first circular plate (6) and the second circular plate (7) are superposed, the two second holes (9) are distributed on the second circular plate (7) at intervals with an included angle of 120 degrees, the first round plate (6) is provided with a bolt piece (10) used for limiting the rotation of the second round plate (7).

3. The tool clamp for screwing the audio power plug according to claim 2, wherein: the bolt piece (10) comprises a round pipe (11) fixed on one side of the first round plate (6) far away from the second round plate (7), a pull rod (12) sliding in the round pipe (11), a handle (13) fixed at one end of the pull rod (12), an annular plate (14) coaxially fixed on the pull rod (12), and a spring (15) arranged in the round pipe (11), the axis of the round tube (11) is superposed with the axis of the first hole (8), one end of the pull rod (12) extends into the first hole (8), the other end extends out of the round tube (11), the handle (13) is fixed at one end of the pull rod (12) extending out of the circular tube (11), the annular plate (14) slides in the inner cavity of the circular tube (11), one end of the spring (15) is fixed on one side of the annular plate (14) far away from the handle (13), the other end of the spring (15) is fixed on one side of the first circular plate (6) close to the mounting block (2).

4. The tool clamp for screwing the audio power plug according to claim 3, wherein: the electromagnetic valve (3) is electrically connected with a foot-operated switch (16) for controlling the on-off of the electromagnetic valve (3).

5. The tool clamp for screwing the audio power plug according to claim 4, wherein: positioning grooves (17) are formed in one side, attached to the columnar head (24), of each clamping jaw of the pneumatic three-jaw chuck (4), and positioning blocks (25) on the columnar heads (24) are clamped between the two adjacent positioning grooves (17).

6. The tool clamp for screwing the audio power plug according to claim 5, wherein: first plectane (6) are close to second plectane (7) one side and have seted up circular slot (18), circular slot (18) internal fixation has ball bearing (19), second plectane (7) are close to circular slot (18) one side and are fixed with pivot (20), pivot (20) are close to circular slot (18) one end and fix on ball bearing (19) inner wall.

7. The tool clamp for screwing the audio power plug according to claim 6, wherein: the mounting block (2) is far away from one side of the first circular plate (6) and is provided with a third hole (21), a bolt (22) is arranged in the third hole (21) in a penetrating mode, and the bolt (22) is connected to the first circular plate (6) in a threaded mode.

8. The tool clamp for screwing the audio power plug according to claim 7, wherein: arc groove (23) have been seted up to one side that second plectane (7) are close to first plectane (6), arc groove (23) one end and one of them second hole (9) one end intercommunication, the other end and another second hole (9) one end intercommunication of arc groove (23), the one end that handle (13) were kept away from in pull rod (12) slides in arc groove (23).

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