CN113001458B - Electric bolt screwing tool and method convenient to use - Google Patents
Electric bolt screwing tool and method convenient to use Download PDFInfo
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- CN113001458B CN113001458B CN202110274985.7A CN202110274985A CN113001458B CN 113001458 B CN113001458 B CN 113001458B CN 202110274985 A CN202110274985 A CN 202110274985A CN 113001458 B CN113001458 B CN 113001458B
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- friction wheel
- nut
- sliding block
- spring
- guide rail
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
Abstract
A conveniently used electric bolt screwing tool and a method thereof comprise a handle, wherein the upper part of the handle is connected with an installation and fixing structural part, the upper part of the installation and fixing structural part is connected with an upper bolt fixing part, the lower part of the installation and fixing structural part is connected with a nut gasket mounting part through a slider connecting part, the lower part of the nut gasket mounting part is connected with a guide rail rack sliding block, and the guide rail rack sliding block is connected with the handle; the nut gasket mounting piece is provided with a semicircular annular gasket mounting and positioning structure, the nut gasket mounting piece is provided with an extended hexagonal nut mounting and positioning structure, and a cylindrical guide sliding part below the nut gasket mounting piece slides in a cylindrical slide way in the guide rail rack sliding block; the upper bolt fixing piece is used for positioning and fastening a bolt to be screwed; the invention has the advantage of high stability.
Description
Technical Field
The invention relates to the technical field of electric bolt screwing tools, in particular to a convenient electric bolt screwing tool and a convenient electric bolt screwing method.
Background
The electric bolt screwing tool is an electric tool for semi-automatically and quickly screwing bolts and nuts, can be used for edge connection of various thread fit fasteners, is provided with a torque precision adjusting screw, can screw bolts, gaskets and nuts by one-key operation, is suitable for plate fastening occasions such as factory assembly lines, households and the like, and is one of necessary tools for improving the production efficiency of enterprises, reducing the labor cost of workers and reducing the production cost. According to the use requirement, the screw fastener and the slider guide rail are special for household or enterprise, and the matching suitable for the threaded fasteners with different sizes can be produced by changing the sizes of the screw fastener and the slider guide rail. Generally, the power and the structural size of a motor are different between enterprise-specific use and household use, the motor power required by the electric Ning bolt tool special for the enterprise is larger, and the workload is relatively larger, so that higher requirements on the reliability of the tool are provided.
People can use threaded fastener cooperation part in a large number in the production life, especially in outdoor industrial production process, the manual work carries out bolt and nut complex efficiency extremely low, and the automatic pneumatic bottle opener of the automatic screw instrument of screwing on the existing market mainly comprises blade, rotor, striking part, four major part of machinery, and its theory of operation is that compressed air passes through the trachea and gets into the rifle body, and through the flow direction of gas, the blade drives the rotor and produces inertia, and the rotor drives the work of striking part and produces strength. The pneumatic screwdriver has the defects of stability of reference air pressure for torsion accuracy and the like.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide an electric bolt screwing tool and a method which are convenient to use, and have the advantages of high stability and the like.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
a conveniently-used electric bolt screwing tool comprises a handle 1, wherein the upper part of the handle 1 is connected with an installation and fixing structural part 5, the upper part of the installation and fixing structural part 5 is connected with an upper bolt fixing part 7, the lower part of the installation and fixing structural part 5 is connected with a nut gasket mounting part 9 through a slider connecting part 8, the lower part of the nut gasket mounting part 9 is connected with a guide rail rack sliding block 13, and the guide rail rack sliding block 13 is connected with the handle 1;
the nut gasket mounting piece 9 is provided with a semicircular annular gasket mounting and positioning structure, the nut gasket mounting piece 9 is provided with an extended hexagonal nut mounting and positioning structure, and a cylindrical guide sliding part below the nut gasket mounting piece 9 slides in a cylindrical slide way in the guide rail rack sliding block 13;
the upper bolt fixing piece 7 is used for positioning and fastening a bolt to be screwed.
The front of the nut gasket mounting piece 9 is provided with semicircular through holes, and a second ball 17, a second spring and a third fastener are sequentially arranged in the through holes from inside to outside to realize the placement and positioning of the gasket; the nut gasket installed part 9 bilateral symmetry is equipped with the through-hole, installs first ball 10, first spring, second fastener in the through-hole from inside to outside in proper order, realizes placing and the location to the nut.
The upper bolt fixing part 7 is provided with through holes distributed along the circumference, and a third ball 18, a third spring and a first fastener are sequentially arranged in the through holes from inside to outside and used for positioning and fastening the bolt to be screwed.
A main motor 20 is arranged above the mounting and fixing structural part 5, and the main motor 20 is connected with the upper bolt fixing part 7 and used for controlling the rotation of the upper bolt fixing part 7 to drive the bolt to be screwed to rotate; the inside cylindrical slide that is equipped with in installation fixed structure 5 below installs fifth spring 21 in the cylindrical slide, contacts through fifth spring 21 and slider connecting piece 8.
A cylindrical slide way is arranged in the guide rail rack sliding block 13, a sixth spring is arranged in the cylindrical slide way, the sixth spring is contacted with a cylindrical guide rod rack at one side of the guide rail rack sliding block 13, and a cylindrical guide sliding part at the end of the cylindrical guide rod rack slides in the cylindrical slide way in the handle 1; a fourth spring 22 is installed in the cylindrical slide way, and the fourth spring 22 is in contact with the guide rail rack sliding block 13.
And a precision adjusting screw 12 is arranged on the guide rail rack sliding block 13 and used for limiting the movement of the nut and gasket mounting piece 9 so as to achieve the effect of adjusting the tightness of the bolt to be screwed.
The handle 1 is connected with an auxiliary motor 2, a rotating shaft of the auxiliary motor 2 is connected with a third friction wheel 31, the third friction wheel 31 is connected with a second friction wheel 30 when a motor switch 3 is pressed down, the second friction wheel 30 is connected with a first friction wheel 29 when the motor switch 3 is pressed down, the first friction wheel 29 is connected with a second bevel gear 28, the second bevel gear 28 is meshed with a first bevel gear 27, the first bevel gear 27 is meshed with a straight gear 26, the straight gear 26 is connected with a guide rail rack sliding block 13, and the first friction wheel 29, the second bevel gear 28 and the first bevel gear 27 are arranged inside the handle 1;
the second friction wheel 30 is arranged on one side of the lower end of the Y-shaped labor-saving lever 24, the middle part of the Y-shaped labor-saving lever 24 is supported on a lever supporting shaft 25, the lever supporting shaft 25 is fixed inside the handle 1, the upper end of the Y-shaped labor-saving lever 24 is contacted with the motor switch 3 under the elastic force action of a seventh spring 23, and the 7 th spring 23 is arranged on a cylindrical shaft of the motor switch 3.
The handle 1 is provided with a motor switch 3, the motor switch 3 is used for controlling the rotation of the main motor 20 and the auxiliary motor 2, and the motor switch 3 is simultaneously used for controlling the second friction wheel 30 to be contacted with the first friction wheel 29 and the third friction wheel 31; the mounting and fixing structural part 5 is provided with a motor forward and reverse rotation switch 4, and the motor forward and reverse rotation switch 4 is used for controlling the forward and reverse rotation directions of the auxiliary motor 2 and the main motor 20.
The cylindrical guide sliding parts on the sliding block connecting piece 8 slide in two cylindrical slideways in the installation and fixation structural part 5, and a fifth spring 21 is respectively installed in the cylindrical slideways; be equipped with the forked tail structure on the slider connecting piece 8, the forked tail structure slides in the dovetail on nut gasket installed part 9.
The method for utilizing the electric bolt screwing tool convenient to use comprises the following steps: the handle 1 is grasped by one hand, the forward and reverse rotation switch 4 of the motor is pressed to turn properly, then the thumb is placed on the motor switch 3, the nut and the gasket are placed on the nut gasket mounting piece 9 by the other hand, and then the bolt to be screwed is placed on the upper bolt fixing piece 7; firstly, a bolt to be screwed is pushed into a through hole on a bolt to be screwed, then the motor switch 3 is pressed to start the auxiliary motor 2 and the main motor 20, the auxiliary motor 2 drives the Y-shaped labor-saving lever 24 to rotate around the lever supporting shaft 25, the Y-shaped labor-saving lever 24 pushes the second friction wheel 30 to enable the second friction wheel 30 to be in contact with the first friction wheel 29 and the third friction wheel 31, the auxiliary motor 2 drives the third friction wheel 31 connected with the auxiliary motor to rotate, the third friction wheel 31 drives the second friction wheel 30 to rotate, the second friction wheel 30 drives the first friction wheel 29 to rotate, the first friction wheel 29 is connected with the second bevel gear 28 to rotate together, the second bevel gear 28 drives the first bevel gear 27 to rotate together, the straight gear 26 drives the guide rod rack on the guide rail rack sliding block 13 to enable the guide rail rack sliding block 13 to move towards the handle 1, guide rail rack sliding block 13 drives nut gasket installed part 9 and moves to handle 1 direction together, when moving to slider connecting piece 8 and touch installation fixed structure 5, slider connecting piece 8 stop motion, guide rail rack sliding block 13 continues to move to handle 1 direction this moment, when treating to twist the bolt, the gasket, when the nut three fastening is in the same place, the nut, the gasket has broken away from the nut on nut gasket installed part 9 with for nut gasket installed part 9 upward movement, gasket location fastening structure, loosen motor switch 3 at last, guide rail rack sliding block 13 gets back to the initial position under fourth spring 22 promotes, nut gasket installed part 9 gets back to the initial position under fifth spring 21 and sixth spring promote.
The invention has the beneficial effects that: the invention adopts the positive and negative rotation switch, so the invention has the advantages of screwing and disassembling the bolt; the invention uses friction wheel to drive, so it can avoid the defect of bad gear engagement, when screwing the bolt, the bolt and nut will be separated from the device automatically, the invention has the advantage of fast and high-efficient mounting and dismounting the bolt.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a nut washer mount.
Fig. 3 is an external structure diagram of the installation and fixation structural member.
Fig. 4 is a schematic view of the internal structure of the mounting and fixing structural member.
Fig. 5 is a schematic view of the structure of the guide rail rack sliding block.
Fig. 6 is a schematic view of the internal structure of the handle.
Fig. 7 is a schematic structural view of a Y-shaped labor-saving lever.
Fig. 8 is a front view of the internal structure of the handle.
Fig. 9 is a left side view of the internal structure of the handle.
Fig. 10 is a top view of the internal mechanism of the handle.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments and the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, a conveniently used electric bolt screwing tool comprises a handle 1, wherein the handle 1 is suitable for being grasped by a single hand and can also be used as an end effector of a manipulator through a connecting device, a mounting and fixing structural part 5 is connected above the handle 1, an upper bolt fixing part 7 is connected above the mounting and fixing structural part 5, a lower part of the mounting and fixing structural part 5 is connected with a nut gasket mounting part 9 through a slider connecting part 8, a lower part of the nut gasket mounting part 9 is connected with a guide rail rack sliding block 13, and the guide rail rack sliding block 13 is connected with the handle 1;
the nut gasket mounting piece 9 is provided with a semicircular annular gasket mounting and positioning structure, the nut gasket mounting piece 9 is provided with an extended hexagonal nut mounting and positioning structure, the front of the nut gasket mounting piece 9 is provided with semicircular through holes, and a second ball 17, a second spring and a third fastener are sequentially mounted in the through holes from inside to outside to realize the placement and positioning of the gasket, the second ball 17 extrudes the spiral gasket by means of the elasticity of the second spring, and the gasket is fixed by means of friction; through holes are symmetrically formed in two sides of the nut gasket mounting piece 9, a first ball 10, a first spring and a second fastener are sequentially mounted in the through holes from inside to outside, the nut is placed and positioned, the first ball 10 extrudes the nut by means of the elasticity of the first spring, and the nut is fixed by means of friction force; the cylindrical guide sliding part below the nut gasket mounting piece 9 can slide in a cylindrical slide way in the guide rail rack sliding block 13, and a through hole is formed in the side surface of the guide rail rack sliding block 13 and communicated with the cylindrical slide way for balancing the air pressure in the cylindrical slide way;
go up and be equipped with the through-hole that distributes along the circumference on the bolt mounting 7, install third ball 18, third spring, first fastener in proper order from inside to outside in the through-hole for the bolt is waited to twist by the positioning fastening, and the elasticity that relies on the third spring makes third ball 18 extrusion wait to twist the bolt, utilizes frictional force to fix and waits to twist the bolt.
Referring to fig. 1, 3 and 4, a main motor 20 is installed above the installation and fixation structural member 5, and the main motor 20 is connected with the upper bolt fixing member 7 and used for controlling the rotation of the upper bolt fixing member 7 to drive the bolt to be screwed to rotate; a convex screwdriver bit is arranged in the middle of the upper bolt fixing piece 7, and the screwdriver bit can be hexagonal, cross-shaped, straight and the like; the inside cylindrical slide that is equipped with in installation fixed structure 5 below installs fifth spring 21 in the cylindrical slide, contacts through fifth spring 21 and slider connecting piece 8.
Referring to fig. 1 and 5, a cylindrical slide way is arranged inside the guide rail rack sliding block 13, a sixth spring is installed in the cylindrical slide way, the sixth spring is in contact with a cylindrical guide rod rack on one side of the guide rail rack sliding block 13, a cylindrical guide sliding part at the end of the cylindrical guide rod rack slides in the cylindrical slide way in the handle 1, and a through hole is formed in the side surface of the handle 1 and communicated with the cylindrical slide way for balancing air pressure in the cylindrical slide way; the sixth spring has a function of supporting the nut washer mounting member 9 with an appropriate force when the motor switch 3 is not pressed, and the sixth spring 32 is compressed by the nut washer mounting member 9 after the motor switch 3 is pressed; referring to fig. 6, 8, 9 and 10, a fourth spring 22 is installed in the cylindrical slide way, and the fourth spring 22 is in contact with the guide rail rack sliding block 13; and a precision adjusting screw 12 is arranged on the guide rail rack sliding block 13 and is used for limiting the movement of the nut gasket mounting piece 9 so as to achieve the effect of adjusting the tightness of the bolt to be screwed.
Referring to fig. 6, 8, 9 and 10, the handle 1 is connected with the auxiliary motor 2, the auxiliary motor 2 is connected with a third friction wheel 31, the third friction wheel 31 is connected with a second friction wheel 30 when the motor switch 3 is pressed, the second friction wheel 30 is connected with a first friction wheel 29 when the motor switch 3 is pressed, the first friction wheel 29 is connected with a second bevel gear 28, the second bevel gear 28 is meshed with a first bevel gear 27, the first bevel gear 27 is meshed with a straight gear 26, and the straight gear 26 is connected with the guide rail rack sliding block 13; the first friction wheel 29, the second bevel gear 28 and the first bevel gear 27 are arranged inside the handle 1.
Referring to fig. 7 and 8, the second friction wheel 30 is installed at one side of the lower end of the Y-shaped labor-saving lever 24, the middle part of the Y-shaped labor-saving lever 24 is supported on the lever support shaft 25, the lever support shaft 25 is fixed inside the handle 1, the upper end of the Y-shaped labor-saving lever 24 is contacted with the motor switch 3 under the elastic force of the seventh spring 23, and the 7 th spring 23 is installed on the cylindrical shaft of the motor switch 3; when the motor switch 3 is not pressed down, the upper end of the Y-shaped labor-saving lever 24 is close to the motor switch 3 under the elastic force of the seventh spring 23, so that the second friction wheel 30 and the third friction wheel 31 which are arranged at the lower end of the Y-shaped labor-saving lever 24 are separated, and the first friction wheel 29 and the second friction wheel 30 are separated.
Referring to fig. 1, a motor switch 3 is arranged on the handle 1, the motor switch 3 is used for controlling the rotation of the main motor 20 and the auxiliary motor 2, and the motor switch 3 is simultaneously used for controlling the second friction wheel 30 to be in contact with the first friction wheel 29 and the third friction wheel 31; the mounting and fixing structural part 5 is provided with a motor forward and reverse rotation switch 4, and the motor forward and reverse rotation switch 4 is used for controlling the forward and reverse rotation directions of the auxiliary motor 2 and the main motor 20;
the auxiliary motor 2 is used for moving the guide rail rack sliding block 13 towards the handle 1, and the transmission is that when the motor switch 3 is pressed, the auxiliary motor 2 rotates to drive the third friction wheel 31 to rotate, the third friction wheel 31 drives the second friction wheel 30 to rotate, the second friction wheel 30 drives the first friction wheel 29 to rotate, the first friction wheel 29 is connected with the second bevel gear 28 to rotate together, the second bevel gear 28 is meshed with the first bevel gear 27 to drive the first bevel gear 27 to rotate, the first bevel gear 27 is connected with the straight gear 26 to rotate together, and the straight gear 26 is meshed with the guide rod rack on the guide rail rack sliding block 13 to drive the guide rail rack sliding block 13 to move towards the handle 1.
The cylindrical guide sliding parts on the sliding block connecting piece 8 slide in two cylindrical slideways in the installation and fixing structural piece 5, the side surface of the installation and fixing structural piece 5 is provided with a through hole communicated with the cylindrical slideways and used for balancing air pressure in the cylindrical slideways, the cylindrical slideways are respectively provided with a fifth spring 21, the fifth springs 21 are shorter, the fifth springs do not act in the initial bolt screwing stage, the fifth springs are extruded by the sliding block connecting piece 8 when the bolts to be screwed are screwed into more than half of nuts, and when the bolts to be screwed are screwed and the motor switch 3 is loosened after the screwing is finished, an auxiliary thrust is given to enable the sliding block connecting piece 8 to return to the initial position more quickly; be equipped with the forked tail structure on the slider connecting piece 8, the forked tail structure slides in the dovetail on nut gasket installed part 9.
Referring to fig. 1 and 2, a method of using the power bolt driving tool for convenient use includes the steps of: before use, a user grasps the handle 1 with one hand, presses the motor forward and reverse rotation switch 4 to a proper rotation direction, then puts a thumb on the motor switch 3, puts a nut and a gasket on the nut and gasket mounting part 9 with the other hand, puts a bolt to be screwed on the upper bolt fixing part 7, only needs one-hand operation, firstly pushes the bolt to be screwed into a through hole on the bolt to be screwed, then presses the motor switch 3 to start the auxiliary motor 2 and the main motor 20, the auxiliary motor 2 drives the Y-shaped labor-saving lever 24 to rotate around the lever supporting shaft 25, the Y-shaped labor-saving lever 24 pushes the second friction wheel 30, so that the second friction wheel 30 is in contact with the first friction wheel 29 and the third friction wheel 31, the auxiliary motor 2 drives the third friction wheel 31 connected with the auxiliary motor to rotate, the third friction wheel 31 drives the second friction wheel 30 to rotate, the second friction wheel 30 drives the first friction wheel 29 to rotate, the first friction wheel 29 is connected with the second friction wheel 28 to rotate together, the second bevel gear 28 drives the first bevel gear 27 to rotate, the first bevel gear 27 is connected with the straight gear 26 to rotate together, the straight gear 26 drives a guide rod rack on a guide rail rack sliding block 13 to enable the guide rail rack sliding block 13 to move towards the direction of the handle 1, the guide rail rack sliding block 13 drives a nut gasket mounting piece 9 to move towards the direction of the handle 1 together, when the sliding block connecting piece 8 touches the mounting and fixing structural piece 5 in motion, the sliding block connecting piece 8 stops moving, at the moment, the guide rail rack sliding block 13 continues to move towards the direction of the handle 1, the nut gasket mounting piece 9 does downward oblique motion and is decomposed into linear motion towards the two directions of the handle 1 and the guide rail rack sliding block 13, at the moment, the nut and the gasket move upwards relative to the nut gasket mounting piece 9, when the bolt, the gasket and the nut are to be screwed, the nut are fastened together, the nut and the gasket move upwards relative to the nut and are separated from the nut on the nut gasket mounting piece 9, The washer is positioned and fastened, finally the motor switch 3 is loosened, the guide rail rack sliding block 13 returns to the initial position under the pushing of the fourth spring 22, and the nut and washer mounting piece 9 returns to the initial position under the pushing of the fifth spring 21 and the sixth spring.
Claims (9)
1. The utility model provides an electronic bolt tightening tool that facilitates use, includes handle (1), its characterized in that: the upper part of the handle (1) is connected with an installation and fixing structural part (5), the upper part of the installation and fixing structural part (5) is connected with an upper bolt fixing part (7), the lower part of the installation and fixing structural part (5) is connected with a nut gasket installation part (9) through a slider connecting part (8), the lower part of the nut gasket installation part (9) is connected with a guide rail rack sliding block (13), and the guide rail rack sliding block (13) is connected with the handle (1);
a semicircular annular gasket mounting and positioning structure is arranged on the nut gasket mounting piece (9), an extended hexagonal nut mounting and positioning structure is arranged on the nut gasket mounting piece (9), and a cylindrical guide sliding part below the nut gasket mounting piece (9) slides in a first cylindrical slide way in the guide rail rack sliding block (13);
the upper bolt fixing piece (7) is used for positioning and fastening a bolt to be screwed;
the handle (1) is connected with an auxiliary motor (2), a rotating shaft of the auxiliary motor (2) is connected with a third friction wheel (31), the third friction wheel (31) is connected with a second friction wheel (30) when a motor switch (3) is pressed down, the second friction wheel (30) is connected with a first friction wheel (29) when the motor switch (3) is pressed down, the first friction wheel (29) is connected with a second bevel gear (28), the second bevel gear (28) is meshed with a first bevel gear (27), the first bevel gear (27) is meshed with a straight gear (26), and the straight gear (26) is connected with a guide rail rack sliding block (13); a first friction wheel (29), a second bevel gear (28), a first bevel gear (27) and a straight gear (26) are fixedly arranged in the handle (1);
the second friction wheel (30) is installed on one side of the lower end of the Y-shaped labor-saving lever (24), the middle of the Y-shaped labor-saving lever (24) is supported on a lever supporting shaft (25), the lever supporting shaft (25) is fixed inside the handle (1), the upper end of the Y-shaped labor-saving lever (24) is in contact with the motor switch (3) under the elastic force action of a seventh spring (23), and the seventh spring (23) is installed on a cylindrical shaft of the motor switch (3).
2. A power bolting tool for convenient use according to claim 1, characterised in that: the front of the nut gasket mounting piece (9) is provided with semicircular through holes, and a second ball (17), a second spring and a third fastener are sequentially arranged in the through holes from inside to outside to realize the placement and positioning of the gasket; nut gasket installed part (9) bilateral symmetry is equipped with the through-hole, installs first ball (10), first spring, second fastener in the through-hole from inside to outside in proper order, realizes placing and the location to the nut.
3. A power bolting tool for convenient use according to claim 1, characterised in that: the upper bolt fixing piece (7) is provided with through holes distributed along the circumference, and a third ball (18), a third spring and a first fastener are sequentially arranged in the through holes from inside to outside and used for positioning and fastening the bolt to be screwed.
4. A power bolting tool for convenient use according to claim 1, characterised in that: a main motor (20) is arranged above the mounting and fixing structural part (5), and the main motor (20) is connected with the upper bolt fixing part (7); the inside second cylindrical slide way that is equipped with in installation fixed structure spare (5) below installs fifth spring (21) in the second cylindrical slide way, contacts through fifth spring (21) and slider connecting piece (8).
5. A power bolting tool for convenient use according to claim 1, characterised in that: a third cylindrical slide way is arranged in the guide rail rack sliding block (13), a sixth spring is installed in the third cylindrical slide way, the sixth spring is contacted with a cylindrical guide rod rack on one side of the guide rail rack sliding block (13), and a cylindrical guide sliding part at the end of the cylindrical guide rod rack slides in a fourth cylindrical slide way in the handle (1); and a fourth spring (22) is arranged in the fourth cylindrical slide way and is in contact with the guide rail rack sliding block (13) through the fourth spring (22).
6. A power bolting tool for convenient use according to claim 1, characterised in that: and a precision adjusting screw (12) is arranged on the guide rail rack sliding block (13) to limit the movement of the nut and gasket mounting piece (9) so as to achieve the effect of adjusting the tightness of the bolt to be screwed.
7. A power bolting tool for convenient use according to claim 4, characterised in that: the handle (1) is provided with a motor switch (3), the motor switch (3) is used for controlling the main motor (20) and the auxiliary motor (2) to rotate, and the motor switch (3) is simultaneously used for controlling the second friction wheel (30) to be in contact with the first friction wheel (29) and the third friction wheel (31); the mounting and fixing structural part (5) is provided with a motor forward and reverse rotation switch (4), and the motor forward and reverse rotation switch (4) is used for controlling the forward and reverse rotation directions of the auxiliary motor (2) and the main motor (20).
8. A power bolting tool for convenient use according to claim 1, characterised in that: the cylindrical guide sliding parts on the sliding block connecting piece (8) slide in two second cylindrical slideways in the installation and fixation structural part (5), and a fifth spring (21) is respectively installed in the second cylindrical slideways; a dovetail structure is arranged on the sliding block connecting piece (8), and the dovetail structure slides in a dovetail groove on the nut gasket mounting piece (9).
9. A method of utilizing a convenient to use electric bolt driving tool, comprising the steps of: the handle (1) is grasped by one hand, the forward and reverse rotation switch (4) of the motor is pressed to turn properly, then the thumb is placed on the motor switch (3), the nut and the gasket are placed on the nut gasket mounting piece (9) by the other hand, and then the bolt to be screwed is placed on the upper bolt fixing piece (7); firstly, a bolt to be screwed is pushed into a through hole on a bolt to be screwed, then a motor switch (3) is pressed to start an auxiliary motor (2) and a main motor (20), the auxiliary motor (2) drives a Y-shaped labor-saving lever (24) to rotate around a lever supporting shaft (25), the Y-shaped labor-saving lever (24) pushes a second friction wheel (30) to enable the second friction wheel (30) to be in contact with a first friction wheel (29) and a third friction wheel (31), the auxiliary motor (2) drives the third friction wheel (31) connected with the auxiliary motor to rotate, the third friction wheel (31) drives the second friction wheel (30) to rotate, the second friction wheel (30) drives the first friction wheel (29) to rotate, the first friction wheel (29) is connected with a gear (28) to rotate together, a second bevel gear (28) drives a first bevel gear (27) to rotate, and the first bevel gear (27) is connected with a straight gear (26) to rotate together, the straight gear (26) drives a guide rod rack on a guide rail rack sliding block (13) to enable the guide rail rack sliding block (13) to move towards the direction of the handle (1), the guide rail rack sliding block (13) drives a nut gasket mounting piece (9) to move towards the direction of the handle (1) at the same time, when the sliding block connecting piece (8) is moved to touch a mounting and fixing structural piece (5), the sliding block connecting piece (8) stops moving, at the moment, the guide rail rack sliding block (13) continues to move towards the direction of the handle (1), when a bolt to be screwed, a gasket and a nut are fastened together, the nut and the gasket move upwards relative to the nut gasket mounting piece (9) to separate from the nut on the nut gasket mounting piece (9), the gasket is positioned and fastened, finally, the motor switch (3) is loosened, and the guide rail rack sliding block (13) is pushed by a fourth spring (22) to return to the initial position, the nut washer mounting piece (9) returns to the initial position under the pushing of the fifth spring (21) and the sixth spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110274985.7A CN113001458B (en) | 2021-03-15 | 2021-03-15 | Electric bolt screwing tool and method convenient to use |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110274985.7A CN113001458B (en) | 2021-03-15 | 2021-03-15 | Electric bolt screwing tool and method convenient to use |
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| Publication Number | Publication Date |
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| CN113001458A CN113001458A (en) | 2021-06-22 |
| CN113001458B true CN113001458B (en) | 2022-03-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE4005083A1 (en) * | 1990-02-17 | 1991-08-22 | Fischer Artur Werke Gmbh | Inserting fastening bolts in cladding panels - using guide bush and torque limited nut runner to expand bolt sleeve into hole |
| US6253642B1 (en) * | 1998-09-22 | 2001-07-03 | John K. Junkers | Power tool |
| CN103831771B (en) * | 2012-11-23 | 2016-05-18 | 苏州宝时得电动工具有限公司 | Screw supporting device and screw instrument |
| KR101839543B1 (en) * | 2016-12-28 | 2018-04-26 | 동의대학교 산학협력단 | Apparatus for Fastening Nut and Bolt Automatically |
| CN110125860A (en) * | 2019-06-14 | 2019-08-16 | 国网青海省电力公司海东供电公司 | 10kV distribution network live line work nut auxiliary mounting tool and application method |
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|---|---|
| CN113001458A (en) | 2021-06-22 |
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