CN212350666U - Smooth silk repair instrument of screw thread - Google Patents
Smooth silk repair instrument of screw thread Download PDFInfo
- Publication number
- CN212350666U CN212350666U CN202021829373.7U CN202021829373U CN212350666U CN 212350666 U CN212350666 U CN 212350666U CN 202021829373 U CN202021829373 U CN 202021829373U CN 212350666 U CN212350666 U CN 212350666U
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- tapping
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- 230000008439 repair process Effects 0.000 title claims abstract description 31
- 238000010079 rubber tapping Methods 0.000 claims abstract description 107
- 238000003825 pressing Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to an automobile manufacturing technical field discloses a smooth silk repair instrument of screw thread, including the rifle body, screw tap, pneumatic drive ware, air valve switch and spacing subassembly. The pneumatic driver is installed in the gun body. The tap is connected with the driving end of the pneumatic driver. The air valve switch is arranged on the gun body and used for controlling the pneumatic driver to be communicated or disconnected with an external air source. The limiting assembly is mounted on the gun body and used for limiting the tapping stroke of the screw tap. When the tap moves to the tapping stop position, the limiting assembly can close the air valve switch so that the pneumatic driver is disconnected from an external air source. The utility model provides a smooth silk repair instrument of screw thread can control the tapping stroke of screw tap, avoids the screw tap to appear the overstroke in tapping process and supports the inner structure spare and produce the flat rotation, ensures the accuracy nature of tapping length, prevents that damages such as pitch widen and screw thread angle grow from appearing in the nut, guarantees smooth silk repair mass, improves repair efficiency.
Description
Technical Field
The utility model relates to an automobile manufacturing technical field especially relates to a smooth silk repair instrument of screw thread.
Background
The occurrence of thread slipping of nuts on automobile bodies is a common phenomenon and can not be avoided. Because some nuts with sliding wires are directly welded on the vehicle body and are inconvenient to replace, the nuts with sliding wires need to be repaired.
In the prior art, the nut sliding wire needs to be subjected to repair welding, hole expanding and tapping in the repairing process to obtain a new thread. Repair personnel often use pneumatic wrenches to connect the tap to tap in the repair process. The following problems are liable to occur during tapping: the tap threading process is not assisted by positioning, so that the tap can pass through a nut to exceed the stroke, the tapping stroke cannot be accurately controlled, the tap can not be withdrawn according to the original thread when being withdrawn, and the tap can damage the repaired new thread; the internal structural part of the automobile body is more, and the tap tapping passes through the nut after the overtravel and pushes up the screw tap that can't advance to the internal structural part screw tap and flat turn in the twinkling of an eye, leads to nut pitch widen and screw thread angle grow damage. When any one of the problems occurs, the nut threads need to be repaired again repeatedly, a large amount of working hours are wasted, and the repair efficiency is seriously influenced.
Therefore, a need exists for a thread slipping repair tool that addresses the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a smooth silk repair instrument of screw thread can control the tapping stroke of screw tap, avoids the screw tap to appear the overstroke in tapping process and supports the inner structure spare and produce the flat rotation, ensures the accuracy nature of tapping length, prevents that damages such as pitch widen and screw thread angle grow from appearing in the nut, guarantees smooth silk repair mass, improves repair efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a thread slip repair tool comprising:
a gun body;
the pneumatic driver is arranged in the gun body;
the screw tap is connected with the driving end of the pneumatic driver;
the air valve switch is arranged on the gun body and used for controlling the pneumatic driver to be communicated or disconnected with an external air source;
the limiting assembly is mounted on the gun body and used for limiting the tapping stroke of the screw tap;
when the tap moves to the tapping stop position, the limiting assembly can close the air valve switch so that the pneumatic driver is disconnected from an external air source.
As a preferable aspect of the thread slipping repair tool, the stopper assembly includes:
the tapping limiting stopper is movably sleeved on the screw tap along the axial direction of the screw tap, and is positioned at a tapping starting position before tapping is started;
the switch trigger is connected with the tapping limiting stopper and is positioned above the air valve switch;
during tapping, the end face of the repaired piece pushes the tapping limiting stopper to move from the tapping starting position to the rear end of the gun body, the tapping limiting stopper drives the switch trigger to move towards the rear end of the gun body, and when the tapping limiting stopper moves to the tapping stopping position, the switch trigger closes the air valve switch.
As the preferable scheme of the thread sliding thread repairing tool, the tapping limiter comprises a mounting seat, a bearing and a sliding bore tube, the mounting seat is slidably connected with the gun body, the bearing is installed in the mounting seat, the sliding bore tube is installed in an inner ring of the bearing, and the sliding bore tube is slidably sleeved on the screw tap.
As a preferable scheme of the thread sliding wire repairing tool, the switch trigger includes a flat plate portion and a groove portion, the flat plate portion can press the air valve switch downward to open the air valve switch, and the groove portion can release the pressing of the air valve switch to close the air valve switch.
As a preferable scheme of the thread sliding repairing tool, the limit assembly further includes a guide rail, the guide rail is slidably mounted on the gun body in the axial direction of the tap, the first end of the guide rail is connected to the tapping limit stopper, and the switch trigger is mounted on the guide rail.
As a preferable scheme of the thread sliding repairing tool, the limiting assembly further comprises a limiting driver, the limiting driver is mounted on the gun body, and a driving end of the limiting driver is connected with a second end of the guide rail so as to drive the guide rail to slide along the axial direction of the screw tap.
As a preferable scheme of the threaded sliding wire repairing tool, the limiting assembly further comprises a connecting piece and an elastic piece, the second end of the guide rail is connected with the connecting piece, the driving end of the limiting driver penetrates through the connecting piece, the elastic piece is sleeved on the driving end of the limiting driver, one end of the elastic piece is abutted to the connecting piece, and the other end of the elastic piece is abutted to the end part of the driving end of the limiting driver.
As a preferable scheme of the threaded sliding wire repairing tool, the limiting assembly further comprises a forward and backward position switch, the forward and backward position switch is mounted on the gun body, and the forward and backward position switch is used for controlling the extension or contraction of the driving end of the limiting driver.
As a preferable scheme of the thread sliding repairing tool, a steering switch is arranged on the gun body and used for controlling the pneumatic driver to drive the screw tap to rotate forwards or backwards.
As a preferable scheme of the thread sliding repairing tool, a main control switch is arranged on the gun body and used for controlling the pneumatic driver to drive the screw tap to rotate or stop rotating.
The utility model provides a smooth silk repair instrument of screw thread, when carrying out the tapping restoration, open air valve switch earlier, make pneumatic drive ware and outside air supply intercommunication, then pneumatic drive ware drive screw tap rotates, the screw tap carries out the tapping, when the screw tap removes to tapping stop position, air valve switch is closed to spacing subassembly, the power source of disconnection pneumatic drive ware, make pneumatic drive ware stop-drive, the screw tap stall, reach the purpose of control screw tap tapping stroke, avoid the screw tap to appear the stroke and support the inner structure and produce the concora crush at the tapping in-process, thereby ensure the accuracy nature of tapping length, prevent that damages such as pitch widen and screw thread angle grow appear in the nut, guarantee smooth silk repair quality, avoid repeated restoration, improve repair efficiency. The utility model provides a smooth silk repair instrument of screw thread, simple structure, light in weight facilitates the operation and uses, and it is easy to dismantle, and the practicality is high, and application scope is wide, and the tapping precision is high, and the durability is good.
Drawings
Fig. 1 is a schematic structural diagram of a thread slipping repairing tool provided by an embodiment of the present invention at a first angle;
FIG. 2 is an enlarged view at A in FIG. 1;
fig. 3 is a schematic structural view of a thread slipping repairing tool provided by an embodiment of the present invention at a second angle;
FIG. 4 is an enlarged view at B in FIG. 3;
fig. 5 is a schematic structural diagram of a tapping limiter according to an embodiment of the present invention.
In the figure:
1-gun body; 11-a handle; 12-a steering switch; 13-a master switch;
2-a screw tap;
3-air valve switch;
4-a limiting component; 41-tapping limiters; 411-a mount; 412-a bearing; 413-a smooth bore tube; 42-switch trigger; 421-a flat plate portion; 422-groove part; 43-a guide rail; 44-limit driver; 45-a connector; 46-an elastic member; 47-a forward and backward position switch;
5-a sleeve;
6-air pipe joint.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-4, the present embodiment provides a screw thread repairing tool, which includes a gun body 1, a tap 2, a pneumatic driver (not shown), a gas valve switch 3 and a limit assembly 4. The pneumatic driver is mounted in the gun body 1. The tap 2 is connected to the drive end of a pneumatic driver. And the air valve switch 3 is arranged on the gun body 1 and is used for controlling the connection or disconnection of the pneumatic driver and an external air source. The limiting assembly 4 is arranged on the gun body 1 and used for limiting the tapping stroke of the tap 2. When the tap 2 is moved to the tapping stop position, the stop block 4 can close the gas valve switch 3 to disconnect the pneumatic drive from the external gas source.
It should be noted that the smooth thread repairing tool provided by the embodiment is not only suitable for repairing a nut with a smooth thread, but also suitable for directly tapping a workpiece. Meanwhile, the tap 2 can be replaced by a drill bit and the like to perform operations such as drilling and the like.
The smooth silk repair instrument of screw thread that this embodiment provided, when carrying out the tapping repair, open air valve switch 3 earlier, make pneumatic drive and outside air supply intercommunication, then pneumatic drive screw tap 2 rotates, screw tap 2 carries out the tapping, when screw tap 2 removes to the tapping stop position, air valve switch 3 is closed to spacing subassembly 4, the power source of disconnection pneumatic drive, make pneumatic drive stop-drive, screw tap 2 stall, reach the purpose of the 2 tapping strokes of control screw tap, avoid screw tap 2 to appear the overstroke at the tapping in-process and support inner structure spare and produce the concora crush, thereby ensure the accuracy nature of tapping length, prevent that the nut from appearing damages such as pitch widen and screw thread angle grow, guarantee smooth silk repair quality, avoid repeated repair, the efficiency of repairing is improved. The smooth silk repair instrument of screw thread that this embodiment provided, simple structure, light in weight, convenient operation uses, and it is easy to dismantle, and the practicality is high, and application scope is wide, and the tapping precision is high, and the durability is good.
The smooth silk repair instrument of screw thread that this embodiment provided still includes sleeve 5, and the one end suit of sleeve 5 is on the drive end of pneumatic driver, and the other end suit is on the installation department of screw tap 2. I.e. the coupling of the driving end of the pneumatic driver to the tap 2 is achieved by means of the sleeve 5.
The threaded sliding wire repairing tool provided by the embodiment further comprises an air pipe connector 6, and the air pipe connector 6 is communicated with an external air source.
The present embodiment provides a stop assembly 4 comprising a tapping stop 41 and a switch trigger 42. The tapping stopper 41 is movably fitted around the tap 2 in the axial direction of the tap 2, and before tapping starts, the tapping stopper 41 is located at a tapping start position. The switch trigger 42 is connected with the tapping limiter 41 and is positioned above the gas valve switch 3. During tapping, the end face of the repaired piece pushes the tapping limiting stopper 41 to move from the tapping starting position to the rear end of the gun body 1, the tapping limiting stopper 41 drives the switch trigger 42 to move towards the rear end of the gun body 1, and when the tapping limiting stopper 41 moves to the tapping stopping position, the switch trigger 42 closes the air valve switch 3. Before tapping begins, the tapping limiting stopper 41 is moved to a tapping starting position along the screw tap 2, during tapping, along with the fact that the screw tap 2 continuously enters the repaired piece, the end face of the repaired piece pushes the tapping limiting stopper 41 to move towards the rear end of the gun body 1, meanwhile, the switch trigger 42 is driven to move towards the rear end of the gun body 1, when the tapping limiting stopper 41 moves to a tapping stopping position, the switch trigger 42 closes the air valve switch 3, an external air source is disconnected, the pneumatic driver stops driving, and the screw tap 2 stops rotating.
As shown in fig. 5, the tapping limiter 41 provided in this embodiment includes a mounting seat 411, a bearing 412 and a bore tube 413, the mounting seat 411 is slidably connected to the gun body 1, the bearing 412 is installed in the mounting seat 411, the bore tube 413 is installed in an inner ring of the bearing 412, and the bore tube 413 is slidably sleeved on the tap 2. Through utilizing the smooth bore pipe 413, be favorable to reducing the centrifugal force that produces when screw tap 2 is rotatory, utilize bearing 412 to be favorable to reducing the frictional force that smooth bore pipe 413 produced to screw tap 2, make screw tap 2 both can guarantee the moment of torsion in the rotatory in-process of tapping and also can reduce the shake, improve the rotatory stability of screw tap 2, prevent to rotate when the screw tap 2 in the process of advancing eccentric and cause the nut internal diameter grow.
As shown in fig. 2 and 4, the switch trigger 42 provided in this embodiment includes a flat plate portion 421 and a groove portion 422, the flat plate portion 421 can press the air valve switch 3 downward to open the air valve switch 3, and the groove portion 422 can release the pressing of the air valve switch 3 to close the air valve switch 3. When the flat plate part 421 moves to the upper part of the air valve switch 3, the air valve switch 3 is pressed downwards, at the moment, the air valve switch 3 is opened, an external air source can be introduced into the pneumatic driver, when the groove part 422 moves to the upper part of the air valve switch 3, the pressing of the air valve switch 3 is released, the air valve switch 3 is closed, and the external air source stops being introduced into the pneumatic driver.
Further, the number of the flat plate portions 421 and the groove portions 422 is plural, and the flat plate portions 421 and the groove portions 422 are alternately arranged in the axial direction of the tap 2. Through the cooperation of a plurality of flat plate portions 421 and a plurality of recess portions 422, not only can satisfy the demand of control tapping stroke during the short distance tapping, can satisfy the demand of control tapping stroke during the long distance tapping moreover, and then realize the tapping stroke control of many gears.
In this embodiment, the stop assembly 4 further comprises a guide rail 43, the guide rail 43 is slidably mounted on the gun body 1 along the axial direction of the tap 2, a first end of the guide rail 43 is connected with a mounting seat 411 of the tapping stop 41, and the switch trigger 42 is mounted on the guide rail 43. That is, the switch trigger 42 is connected to the tapping stopper 41 via the guide rail 43, and when the tapping stopper 41 moves, the guide rail 43 is moved, and then the switch trigger 42 is moved via the guide rail 43, so that the switch trigger 42 opens or closes the gas valve switch 3.
Further, a guide rail channel is arranged on the cylindrical surface of the gun body 1, and the guide rail 43 is slidably arranged in the guide rail channel in a penetrating manner. The matching of the guide rail 43 and the guide rail channel is beneficial to ensuring the accuracy of the moving path of the tapping limit stopper 41 and the switch trigger 42 and the smoothness in the moving process.
Preferably, the number of the guide rails 43 is plural, and the plural guide rails 43 are distributed along the circumference of the tapping stopper 41. Specifically, in the present embodiment, the number of the guide rails 43 is four, two of the guide rails are spaced apart from each other at the top of the gun body 1, and the other two guide rails are respectively located at two sides of the lower portion of the gun body 1. In this embodiment, the switch trigger 42 is mounted between two guide rails 43 on the top of the gun body 1.
As shown in fig. 1 and 3, the stop assembly 4 further comprises a stop driver 44, the stop driver 44 is mounted on the gun body 1, and the driving end of the stop driver 44 is connected with the second end of the guide rail 43 to drive the guide rail 43 to slide along the axial direction of the tap 2. Before tapping, the limit driver 44 pushes the guide rail 43 forward, so that the guide rail 43 carries the tapping limit stopper 41 and the switch trigger 42 forward until the tapping limit stopper 41 moves to the tapping start position.
Specifically, in the present embodiment, the limit driver 44 is an air cylinder. Further, the cylinder is installed at the rear end of the gun body 1, and the piston rod of the cylinder extends in the direction away from the rear end of the gun body 1. When the piston rod is extended, the guide rail 43 moves backwards, and when the piston rod is retracted, the guide rail 43 moves forwards.
Further, the limiting assembly 4 further comprises a connecting piece 45 and an elastic piece 46, the second end of the guide rail 43 is connected with the connecting piece 45, the driving end of the limiting driver 44 penetrates through the connecting piece 45, the elastic piece 46 is sleeved on the driving end of the limiting driver 44, one end of the elastic piece 46 is abutted to the connecting piece 45, and the other end of the elastic piece is abutted to the end of the driving end of the limiting driver 44. During tapping, as the tap 2 continuously enters the repaired piece, the end face of the repaired piece pushes the tapping stopper 41 to move towards the rear end of the gun body 1, and simultaneously drives the guide rail 43 and the connecting piece 45 to move backwards, and the elastic piece 46 is arranged, so that a space for the guide rail 43 and the connecting piece 45 to move backwards can be reserved under the condition that the driving end of the limit driver 44 is not moved.
The limit assembly 4 provided by this embodiment further includes a forward/backward position switch 47, the forward/backward position switch 47 is installed on the gun body 1, and the forward/backward position switch 47 is used for controlling the driving end of the limit driver 44 to extend or contract. When the advance-retreat switch 47 is shifted to the advance position, the driving end of the limit driver 44 contracts and drives the guide rail 43, the tapping limit 41 and the switch trigger 42 to move forward, and when the advance-retreat switch 47 is shifted to the retreat position, the driving end of the limit driver 44 extends and drives the guide rail 43, the tapping limit 41 and the switch trigger 42 to move backward.
Preferably, the lower part of the gun body 1 is provided with a handle 11. By holding the handle 11, the whole tapping process of the tool is kept stable, and the generation of shaking is reduced.
As shown in fig. 1 and 3, the gun body 1 is further provided with a steering switch 12, and the steering switch 12 is used for controlling the pneumatic driver to drive the tap 2 to rotate forward or backward, that is, the steering switch 12 is used for controlling the pneumatic driver to drive the tap 2 to rotate clockwise or counterclockwise. When the screw tap 2 needs to rotate forwards, the steering switch 12 can be shifted to a forward rotation gear, and the pneumatic driver drives the screw tap 2 to rotate forwards to tap. When the screw tap 2 needs to rotate reversely, the steering switch 12 can be shifted to a reverse gear, and the pneumatic driver drives the screw tap 2 to rotate reversely to withdraw the screw.
Further, the gun body 1 is further provided with a main control switch 13, and the main control switch 13 is used for controlling a pneumatic driver to drive the screw tap 2 to rotate or stop rotating. When the main control switch 13 is pressed, the pneumatic driver drives the tap 2 to rotate, and when the main control switch 13 is released, the pneumatic driver stops driving the tap 2 to rotate.
The use principle of the thread slipping repair tool provided by the embodiment is as follows:
(1) connecting the air pipe joint 6 with an external air source;
(2) the steering switch 12 is shifted to a forward rotation gear, the advance-retreat position switch 47 is shifted to a carry position, the driving end of the limit driver 44 is contracted, the guide rail 43, the tapping limit stopper 41 and the switch trigger 42 are driven to move forward, the tapping limit stopper 41 is moved to a tapping start position, and the position relation between the switch trigger 42 and the air valve switch 3 is shown in fig. 2 at the moment, namely, the second flat plate part 421 at the front end of the switch trigger 42 is positioned above the air valve switch 3, the air valve switch 3 is opened, and an external air source is connected;
(3) the handle 11 is held by hand to enable the screw tap 2 to be abutted against the center of the inner diameter of a repaired piece, the main control switch 13 is pressed, the screw tap 2 rotates forwards to tap, along with the fact that the screw tap 2 continuously enters the repaired piece, the end face of the repaired piece pushes the tapping limiting stopper 41 to move towards the rear end of the gun body 1, meanwhile, the guide rail 43 and the switch trigger 42 are driven to move towards the rear end of the gun body 1, when the tapping limiting stopper 41 moves to a tapping stop position, the first groove portion 422 in the front end of the switch trigger 42 is located above the air valve switch 3, the air valve switch 3 is closed by the switch trigger 42, an external air source is disconnected, the pneumatic driver stops driving, and the screw tap 2 stops rotating;
(4) the forward-backward position switch 47 is shifted to a backward position, so that the driving end of the limit driver 44 extends, and drives the guide rail 43, the tapping limit stopper 41 and the switch trigger 42 to move backwards, so that the switch trigger 42 moves to a wire-withdrawing position, at this time, the first flat plate part 421 at the front end of the switch trigger 42 is positioned above the air valve switch 3, and the steering switch 12 is shifted to a reverse gear;
(5) and pressing the main control switch 13, and reversing the tap 2 to withdraw the thread until the tap 2 completely withdraws from the repaired piece to release the main control switch 13.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. A thread slipping repair tool, comprising:
a gun body (1);
the pneumatic driver is arranged in the gun body (1);
the screw tap (2) is connected with the driving end of the pneumatic driver;
the air valve switch (3) is arranged on the gun body (1) and is used for controlling the pneumatic driver to be communicated or disconnected with an external air source;
the limiting assembly (4) is mounted on the gun body (1) and used for limiting the tapping stroke of the screw tap (2);
when the screw tap (2) moves to a tapping stop position, the limiting assembly (4) can close the air valve switch (3) so that the pneumatic driver is disconnected from an external air source.
2. A threaded slick line repair tool according to claim 1, wherein the stop assembly (4) comprises:
the tapping limiting stopper (41) is movably sleeved on the tap (2) along the axial direction of the tap (2), and before tapping is started, the tapping limiting stopper (41) is located at a tapping starting position;
the switch trigger (42) is connected with the tapping limiting stopper (41) and is positioned above the air valve switch (3);
during tapping, the end face of the repaired piece pushes the tapping limiting stopper (41) to move from the tapping starting position to the rear end of the gun body (1), the tapping limiting stopper (41) drives the switch trigger (42) to move to the rear end of the gun body (1), and when the tapping limiting stopper (41) moves to the tapping stopping position, the switch trigger (42) closes the air valve switch (3).
3. The threaded smooth thread restoration tool according to claim 2, characterized in that the tapping stopper (41) comprises a mounting seat (411), a bearing (412) and a smooth bore tube (413), the mounting seat (411) is slidably connected with the gun body (1), the bearing (412) is installed in the mounting seat (411), the smooth bore tube (413) is installed in an inner ring of the bearing (412), and the smooth bore tube (413) is slidably sleeved on the tap (2).
4. A screw-thread slick wire restoration tool according to claim 2, wherein the switch trigger (42) comprises a flat plate portion (421) and a groove portion (422), the flat plate portion (421) being capable of pressing the air valve switch (3) downward to open the air valve switch (3), the groove portion (422) being capable of releasing the pressing of the air valve switch (3) to close the air valve switch (3).
5. The threaded slick line repair tool according to claim 2, wherein the stop assembly (4) further comprises a guide rail (43), the guide rail (43) is slidably mounted on the gun body (1) along the axial direction of the tap (2), and a first end of the guide rail (43) is connected with the tapping stop (41), and the switch trigger (42) is mounted on the guide rail (43).
6. The threaded smooth thread repairing tool according to claim 5, characterized in that the limiting component (4) further comprises a limiting driver (44), the limiting driver (44) is installed on the gun body (1), and the driving end of the limiting driver (44) is connected with the second end of the guide rail (43) to drive the guide rail (43) to slide along the axial direction of the tap (2).
7. The threaded smooth thread repairing tool according to claim 6, characterized in that the limiting component (4) further comprises a connecting piece (45) and an elastic piece (46), the second end of the guide rail (43) is connected with the connecting piece (45), the driving end of the limiting driver (44) passes through the connecting piece (45), the elastic piece (46) is sleeved on the driving end of the limiting driver (44), one end of the elastic piece (46) is abutted to the connecting piece (45), and the other end is abutted to the end of the driving end of the limiting driver (44).
8. The threaded slick line restoration tool according to claim 6, wherein the limit assembly (4) further comprises a forward and backward position switch (47), the forward and backward position switch (47) is mounted on the gun body (1), and the forward and backward position switch (47) is used for controlling the driving end of the limit driver (44) to extend or retract.
9. The threaded smooth thread restoration tool according to any one of claims 1 to 8, characterized in that a steering switch (12) is arranged on the gun body (1), and the steering switch (12) is used for controlling the pneumatic driver to drive the screw tap (2) to rotate forwards or backwards.
10. The threaded smooth thread repairing tool according to any one of claims 1 to 8, characterized in that a main control switch (13) is arranged on the gun body (1), and the main control switch (13) is used for controlling the pneumatic driver to drive the screw tap (2) to rotate or stop rotating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021829373.7U CN212350666U (en) | 2020-08-27 | 2020-08-27 | Smooth silk repair instrument of screw thread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021829373.7U CN212350666U (en) | 2020-08-27 | 2020-08-27 | Smooth silk repair instrument of screw thread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212350666U true CN212350666U (en) | 2021-01-15 |
Family
ID=74143502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021829373.7U Active CN212350666U (en) | 2020-08-27 | 2020-08-27 | Smooth silk repair instrument of screw thread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212350666U (en) |
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2020
- 2020-08-27 CN CN202021829373.7U patent/CN212350666U/en active Active
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