CN114800386A

CN114800386A - Rotatable self-adaptive screw locking assembly and locking control method thereof

Info

Publication number: CN114800386A
Application number: CN202210535886.4A
Authority: CN
Inventors: 黄峰
Original assignee: Dongguan Minerobo Co ltd
Current assignee: Dongguan Minerobo Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-07-29

Abstract

The invention relates to the technical field of screw locking devices, and discloses a rotatable self-adaptive screw locking assembly and a locking control method thereof, wherein the rotatable self-adaptive screw locking assembly comprises a support, the support is connected with a handheld locking device, the handheld locking device comprises a power connecting device, a shaft transmission device and a handheld mechanism, the handheld mechanism is movably connected with the power connecting device, and the handheld mechanism can rotate relative to the power connecting device by an angle; the shaft transmission device is arranged on the inner side of the handheld mechanism and can rotate relative to the handheld mechanism, and the power connection device is provided with a port which can be connected with an external power device; the invention has the following advantages: 1. the device can replace a handheld intelligent screwdriver, so that the production cost is greatly reduced; 2. the handle part can rotate at any angle according to the operation requirement, so that the use is more convenient and labor-saving; 3. the support is provided with the real-time record handle position of encoder, improves the lock and pays the precision and prevents that the screw lock from paying the order and making mistakes, effectively improves the lock and pays the quality.

Description

Rotatable self-adaptive screw locking assembly and locking control method thereof

Technical Field

The invention relates to the technical field of screw locking devices, in particular to a rotatable self-adaptive screw locking assembly and a locking control method thereof.

Background

An intelligent screwdriver, also called an electric screwdriver, consists of three parts, namely an electron part, a motor part and a machine part, and is provided with a mechanism for adjusting and limiting torque. In industrial production, the intelligent screwdriver is mainly used for assembling and disassembling screws of products, and is one of indispensable electric tools in the assembly industry due to high precision and high efficiency and capability of greatly reducing labor cost.

The intelligent screwdriver can be divided into a fixed intelligent screwdriver and a handheld intelligent screwdriver according to different use principles. The fixed type intelligent screwdriver is much lower in cost than a handheld type intelligent screwdriver, the cost of the fixed type intelligent screwdriver is about half of that of the handheld type intelligent screwdriver, but the existing screw tightening device still has the problems of overhigh cost, inconvenience in use and the like due to the fact that the fixed type screwdriver cannot be used by a user in a handheld mode, and therefore the inventor conducts a new invention.

Disclosure of Invention

The invention aims to provide a rotatable self-adaptive screw locking assembly and a locking control method thereof aiming at the defects of the prior art, and the rotatable self-adaptive screw locking assembly has the characteristics of low cost and convenience in use.

In order to achieve the purpose, the invention relates to a rotatable self-adaptive screw locking assembly, which comprises a bracket, wherein the bracket is connected with a handheld locking device, the handheld locking device comprises a power connecting device, a shaft transmission device and a handheld mechanism, the handheld mechanism is movably connected with the power connecting device, and the handheld mechanism can rotate relative to the power connecting device by a rotating angle; the shaft transmission device is arranged on the inner side of the handheld mechanism and can rotate relative to the handheld mechanism, the power connection device is provided with a port capable of being connected with an external power device, and the upper end of the shaft transmission device extends to the power connection device for transmission.

Furthermore, the power connecting device is movably connected with the hand mechanism through a first bearing.

Preferably, the first bearing is a composite bearing, and the composite bearing includes a first needle bearing and a first ball bearing.

Further, the shaft transmission device is connected with the handheld mechanism through a second bearing.

Preferably, the second bearing is a composite bearing, the composite bearing comprises a second needle bearing, a connecting piece and a second ball bearing, the upper end of the connecting piece is connected with the second needle bearing, and the lower end of the connecting piece is sleeved with the second ball bearing.

Furthermore, the handheld locking device further comprises a control circuit, wherein the control circuit comprises a first flexible circuit board, a second flexible circuit board and a connecting wire, and the connecting wire is communicated with the first flexible circuit board and the second flexible circuit board.

Further, the handheld mechanism is provided with a control button, and the control button is electrically connected with the first flexible circuit board.

Preferably, the lower end of the handheld mechanism is connected with a display device for assisting in locking, and the display device is electrically connected with the second flexible circuit board.

Still further, the support includes fixed axle bed, and fixed axle bed includes base, fixed axle and last base down, base and last base set up respectively in the fixed axle both ends down, but fixed axle swing joint has the first extension arm of up-and-down motion and first extension arm can wind fixed axle rotation angle, first extension arm outer end be provided with can with power connecting device fixed connection's installation department, it still is provided with the balancer that is used for first extension arm to reset to go up the base, fixed axle bed still is provided with the first encoder that is used for acquireing first extension arm position.

The invention also comprises a locking control method, which comprises the following steps:

(1) acquiring coordinates: respectively acquiring coordinates A1, A2 and A3 … An of screw points to be locked on a locking object;

(2) setting a locking sequence: arranging the obtained coordinate parameters according to the lock payment process requirement and inputting the coordinate parameters into a control center;

(3) and (3) locking and processing: operating the screw locking assembly to perform locking operation; when the locking sequence is the same as the set locking sequence, the screw locking assembly is completed in sequence; when the locking sequence is different from the set locking sequence, the current locking assembly is in a pause state, and the locking operation is stopped;

(4) restoring the lock pair: if the current locking operation is stopped, the screw locking assembly gives a stopping signal to prompt, and after the correct locking sequence is determined again, the control center automatically releases the stopping state.

Has the beneficial effects that: compared with the prior art, the invention discloses a rotatable self-adaptive screw locking assembly and a locking control method thereof, wherein the rotatable self-adaptive screw locking assembly comprises a support, the support is connected with a handheld locking device, the handheld locking device comprises a power connecting device, a shaft transmission device and a handheld mechanism, the handheld mechanism is movably connected with the power connecting device, and the handheld mechanism can rotate relative to the power connecting device by a rotation angle; the shaft transmission device is arranged on the inner side of the handheld mechanism and can rotate relative to the handheld mechanism, the power connection device is provided with a port capable of being connected with an external power device, and the upper end of the shaft transmission device extends to the power connection device for transmission; the invention has the following advantages: 1. the device can replace a handheld intelligent screwdriver, so that the production cost is greatly reduced; 2. the handle part can rotate at any angle according to the operation requirement, so that the locking environment is adapted, and the use is more convenient and labor-saving; 3. the support is provided with the real-time record handle position of encoder, improves the lock and pays the precision and prevents that the screw lock from paying the order and making mistakes, effectively improves the lock and pays the quality.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic structural diagram of the handheld locking device of the present invention.

Fig. 3 is a schematic top view of the hand-held locking device of the present invention.

Fig. 4 is a schematic cross-sectional view of the hand-held locking device of the present invention.

Fig. 5 is a schematic structural view of the shaft transmission device of the present invention.

Fig. 6 is a schematic view of a first bearing structure according to the present invention.

Fig. 7 is a schematic structural diagram of the hand-held mechanism of the present invention.

Fig. 8 is a schematic structural diagram of a control button according to the present invention.

Fig. 9 is a schematic diagram of a control circuit structure according to the present invention.

Fig. 10 is a schematic structural diagram of a second bearing according to the present invention.

Fig. 11 is a schematic structural view of an embodiment of the second extension arm of the present invention.

Fig. 12 is a schematic structural view of another embodiment of the second extension arm of the present invention.

Fig. 13 is a schematic structural view of the fixed shaft seat of the present invention.

The reference numerals include:

a bracket-1, a fixed shaft seat-11, a lower base-111, a fixed shaft-112, an upper base-113, an auxiliary shaft-114, a connecting block-115, a movable block-116, a second linear bearing-117, a limiting block-118, a first extension arm-12, a mounting part-121, a balancer-13, a first encoder-14, a second extension arm-15, a second encoder-151, a magnet-152, a movable component-16, a first linear bearing-161, a hollow tube-162, a handheld locking device-2, a power connecting device-21, a port-211, a shaft transmission device-22, a locking head 221, a hand-held mechanism 23, a hand-held portion 231, an extension portion 232, a rubber ring 233, a first bearing 3, a first needle bearing 31, a first ball bearing 32, a second bearing 4, a second needle bearing 41, a connecting member 42, a second ball bearing 43, a control circuit 5, a first flexible circuit board 51, a hall element 511, a second flexible circuit board 52, a connecting wire 53, an output wire 54, a control button 6, a forward driving button 61, a handle 611, a button 612, a button seat 613, a reset spring-614, a magnet-615, a mounting hole-616, a reverse driving button-62, a display device-7, a lighting indicator-71, a status display lamp-72 and an external power device-8.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 13.

The invention relates to a rotatable self-adaptive screw locking assembly which comprises a support 1, wherein the support 1 is connected with a handheld locking device 2, the handheld locking device 2 comprises a power connecting device 21, a shaft transmission device 22 and a handheld mechanism 23, the handheld mechanism 23 is movably connected with the power connecting device 21, and the handheld mechanism 23 can rotate relative to the power connecting device 21 by a certain angle; the shaft transmission device 22 is arranged inside the handheld mechanism 23 and can rotate relative to the handheld mechanism 23, the power connection device 21 is provided with a port 211 which can be connected with the external power device 8, and the upper end of the shaft transmission device 22 extends to the power connection device 21 for transmission. When the locking device is used, the external power device 8 is connected with the port 211 of the power connecting device 21, then a hand holds the handheld mechanism 23 and moves to a specified position under the coordination of the bracket 1, and finally the external power device 8 drives the shaft transmission device 22 to rotate to carry out locking operation. In this technical solution, the port 211 of the power connection device 21 can be externally connected with different forms of external power devices 8, only different connecting pieces 42 need to be replaced, and the external power devices 8 are not limited.

Compared with the traditional locking device, the invention has the following advantages: one is as follows: the device can replace a handheld intelligent screwdriver after being connected with an external power device 8, thereby greatly reducing the production cost of enterprises; the second step is as follows: the hand-held mechanism 23 of the present invention is rotatable relative to the power linkage 21. When the hand-held locking device 2 is operated to move the locking device, the hand-held mechanism 23 can rotate relative to the power connecting device 21 by an angle, so that an operator does not need to change gestures constantly to adapt to operation requirements, and the hand-held locking device is more convenient and labor-saving to use; and thirdly: the hand-held locking device 2 has a compact overall structure and does not occupy a large area.

In the technical scheme, the power connection device 21 is movably connected with the handheld mechanism 23 through the first bearing 3. The first bearing 3 is utilized to separate the power connecting device 21 from the handheld mechanism 23, so that the handheld mechanism 23 can rotate relative to the power connecting device 21 by an angle without influencing the power connecting device 21, and the structure is simple and compact.

Preferably, the first bearing 3 is a composite bearing, and the composite bearing includes a first needle bearing 31 and a first ball bearing 32. As shown in fig. 6, the handheld mechanism 23 includes a grip portion 231 and an extension portion 232, which are integrally disposed, the extension portion 232 extends into the power connection device 21 and is movably connected with the power connection device 21, the first bearing 3 is sleeved on the extension portion 232, the first bearing 3 is a composite bearing, the first bearing 3 includes a first ball bearing 32, the first ball bearing 32 is provided with an end surface abutting against the grip portion 231, and the handheld mechanism 23 is fixed and spaced from the power connection device 21, so that the handheld mechanism 23 can rotate with respect to the power connection device 21. However, since the contact area between the first ball bearing 32 and the hand-held mechanism 23 is limited, in order to further fix and improve the stability of the hand-held mechanism 23, the first ball bearing 32 is combined with the first needle bearing 31, so that the contact area between the bearing and the hand-held mechanism 23 is increased, and the stability is improved. On the other hand, the grip portion 231 is a main part held by a human hand, and in order to improve comfort of use and increase friction between the hand and the grip portion 231, a rubber ring 233 is further fitted to the outside of the grip portion 231.

In the present invention, the shaft drive 22 is connected to the handle 23 via the second bearing 4. Since the shaft transmission 22 is a main locking part and needs to be connected to the external power unit 8 and perform a rotational movement, the shaft transmission 22 needs to be separated from the hand-held mechanism 23 by the second bearing 4 and enables the shaft transmission 22 to perform an independent rotational movement in the hand-held mechanism 23. The locking head 221 for locking the lower end of the shaft transmission device 22 may be provided integrally with the shaft transmission device 22 or may be provided as an assembly, and the locking head 221 may have a square or hexagonal shape.

Preferably, the second bearing 4 is a composite bearing, the composite bearing includes a second needle bearing 41, a connecting member 42 and a second ball bearing 43, the upper end of the connecting member 42 is connected with the second needle bearing 41, and the lower end of the connecting member 42 is sleeved with the second ball bearing 43. Referring to fig. 4, similar to the first bearing 3, in order to improve the stability of the rotation of the shaft transmission 22, the second bearing 4 combines a second needle bearing 41 and a second ball bearing 43, except that the second bearing 4 further comprises a connecting member 42, the connecting member 42 partially abuts against the inner wall of the hand-held mechanism 23 to fix the positions of the second needle bearing 41 and the second ball bearing 43, and on the other hand, the connecting member 42 can also limit the position of the shaft transmission 22 to improve the stability of the shaft transmission 22.

Further, the handheld locking device 2 further comprises a control circuit 5, the control circuit 5 comprises a first flexible circuit board 51, a second flexible circuit board 52 and a connecting wire 53, and the connecting wire 53 is communicated with the first flexible circuit board 51 and the second flexible circuit board 52. The handheld mechanism 23 is further provided with an output line 54 connected with an external control device, and the output line 54 is electrically connected with the control circuit 5, so that the external control device can conveniently set a locking sequence.

In an embodiment, the handheld device 23 is provided with a control button 6, and the control button 6 is electrically connected to the first flexible circuit board 51. The control button 6 comprises a forward driving button 61 and a reverse driving button 62, wherein the forward driving button 61 is used for locking the screw, and the reverse driving button 62 is used for dismounting the screw. In this technical solution, the first flexible circuit board 51 is attached to the connecting member 42 of the second bearing 4, and the first flexible circuit board 51 is provided with a plurality of hall elements 511, the forward driving button 61 includes a handle 611, a button 612, a button seat 613, a return spring 614 and a magnet 615, the button seat 613 is fixedly disposed on the handheld mechanism 23, the button seat 613 is provided with a mounting hole 616 communicating with the inside of the handheld mechanism 23, the button 612 is movably disposed on the mounting hole 616, the front end of the button 612 is provided with the magnet 615, the return spring 614 is sleeved between the button 612 and the magnet 615, and the button 612 can drive the magnet 615 to be electrically connected with the first flexible circuit board 51. When the handheld locking device 2 needs to be started, the handle 611 is pressed downwards until the button 612 is pressed, the magnet 615 connected to the front end of the button 612 is driven by the button 612 to be close to the hall element 511 on the first flexible circuit board 51, a starting signal is transmitted to the hall element 511 through the electromagnetic induction principle, the control equipment is further started for use, and the reverse driving button 62 and the forward driving button 61 are identical in structure. Compared with a mechanical button, the control button 6 has longer service life, is provided with the handle 611, has the function of amplifying the control button 6, and is convenient to control by hands.

Preferably, the lower end of the handheld mechanism 23 is connected with a display device 7 for assisting the locking, and the display device 7 is electrically connected with the second flexible circuit board 52. The display device 7 comprises a plurality of illumination indicator lamps 71 and a plurality of state display lamps 72, the illumination indicator lamps 71 are arranged downwards, and when the handheld locking device 2 is started, the illumination indicator lamps 71 are started simultaneously to help people to observe the locking condition. The status indicator light 72 displays the locking status in different colors, for example, red represents the locking status, green represents the locking status, and the status indicator light 72 is a side display light source, so that workers can see the color of the indicator light conveniently, and can judge the locking status, thereby effectively improving the locking quality. In the technical scheme, the inventor is provided with three status indicator lamps 72 at the bottom, and the meaning represented by the color can be defined by the user. For use with the display device 7, the second flexible circuit board 52 is provided with LED lamps and the like, respectively.

In this technical scheme, support 1 is including fixed axle seat 11, and fixed axle seat 11 includes base 111, fixed axle 112 and last base 113 down, base 111 and last base 113 set up respectively in fixed axle 112 both ends down, but fixed axle 112 swing joint has first extension arm 12 and first extension arm 12 of up-and-down motion to wind fixed axle 112 rotation angle, first extension arm 12 outer end is provided with installation department 121 that can be with power connecting device 21 fixed connection, it still is provided with the equalizer 13 that is used for first extension arm 12 to reset to go up base 113, fixed axle seat 11 still is provided with the first encoder 14 that is used for acquireing first extension arm 12 position. During the use, will be connected with the handheld locking of external power device 8 and pay device 2 and fix and set up on the installation department 121 of first extension arm 12, the handheld locking of staff is paid device 2 and is used first extension arm 12 as the radius, and upper and lower, rotary motion beat the screw, and support 1 and handheld locking pay device 2 cooperation flexibility ratio height and can directly replace traditional handheld intelligent screwdriver, greatly reduction in production cost. On the other hand, the first extension arm 12 is provided with the first encoder 14 to obtain the position, the user can set the screw locking sequence in advance, when in use, the first encoder 14 positions the position of the first extension arm 12 according to the set locking sequence, only when the position of the first extension arm 12 is correct, the screwdriver can be started for use, so that a worker is driven to process the product strictly according to the assembly sequence of the product, and the quality of the product is improved; go up base 113 and still be provided with equalizer 13, can be used to the weight of balanced screwdriver, the workman only needs to exert oneself gently, alright drive first extension arm 12 motion, effectively uses manpower sparingly, simultaneously, electric screwdriver passes to fixed axle bed 11 at the first extension arm 12 of during operation moment of torsion accessible to absorb most reaction force by fixed axle bed 11, effectively solve because electric screwdriver when using the moment of torsion great, damage workman's wrist easily and the unstable scheduling problem of staff, improve lock and pay stability.

Preferably, the first extension arm 12 includes an articulating second extension arm 15. On the basis of first extension arm 12, add second extension arm 15, enlarge screwdriver operation scope for equipment application scope is wider, certainly, also can continue to add a plurality of extension arms according to actual demand. According to the above technical solution, the mounting portion 121 disposed at the outer end of the first extension arm 12 is also correspondingly moved to the outer end of the second extension arm 15. Likewise, the second extension arm 15 is provided with a second encoder 151 for acquiring the position of the second extension arm 15. The effect of second encoder 151 is the same with the effect of first encoder 14, and two encoders mutually support, and the handheld locking of location is paid device 2 and then is injectd and beat the screw order for equipment mistake proofing performance is good.

As an embodiment, the second extension arm 5 may be a linear type telescopic arm, when the operation range exceeds the length of the first extension arm 12, the second extension arm 15 is used as an extension arm to pull out the radius from the first extension arm 12, and when not in use, the second extension arm is pushed forward into the first extension arm 12 to meet the production requirement, and the second encoder 151 is correspondingly a linear type encoder.

As another embodiment, the second extension arm 15 can also be a folding arm, and similarly, when the operation range exceeds the length of the first extension arm 12, the folding extension arm can be used as an extension arm of the first extension arm 12 to increase the operation radius, and at the same time, the folding arm can redefine an operation range with a different circular radius by using the outer end of the first extension arm 12 as a center of a circle, which is wider in application range compared to the linear type telescopic arm embodiment. Since the folding arm is rotationally moved along the first extension arm 12, the second encoder 151 is correspondingly a rotary encoder in this embodiment.

Preferably, the first extension arm 12 is provided with a magnet 152 for attracting the second extension arm 15. The extension arm is generally made of metal materials, when the locking support 1 is not used, in order to take up the extension arm and not occupy the position, the inventor arranges a magnet 152 for adsorbing the second extension arm 15 on the first extension arm 12, and when the second extension arm 15 is a linear type telescopic arm, see fig. 12, the magnet 152 is arranged at the outer end position of the first extension arm 12; when the second extension arm 15 is a foldable arm, the magnet 152 is disposed at the side of the first extension arm 12.

In the present invention, the first extension arm 12 is movably connected to the fixed shaft 112 via the movable assembly 16. Further, the movable assembly 16 includes a first linear bearing 161 and a hollow tube 162, the first linear bearing 161 is movably connected to the fixed shaft 112, the hollow tube 162 is fixedly sleeved on the first linear bearing 161, and the connecting end of the first extension arm 12 is fixedly connected to the hollow tube 162. According to the technical scheme, the first extension arm 12 is driven to move up and down along the fixed shaft 112 in a manner of arranging the linear bearing in the hollow tube 162, and the first extension arm 12 can rotate along the fixed shaft 112, so that the stability is good.

In this embodiment, the balancer 13 is fixedly disposed on the upper base 113 and connected to the movable assembly 7. The balancer 13 is capable of driving the first extension arm 12 to return, except that one end of the balancer 13 is fixedly disposed on the upper base 113, the other end of the balancer 13 needs to be connected to the first extension arm 12, and one end of the balancer 13 is fixedly connected to the hollow tube 162 for simplifying the structure.

As shown in fig. 13, the fixed shaft seat 11 is further provided with an auxiliary shaft 114, the upper end of the auxiliary shaft 114 is fixedly connected with the upper base 113, the lower end of the auxiliary shaft 114 is fixedly connected with the fixed shaft 112 through a connecting block 115, a movable block 116 is arranged in the middle of the auxiliary shaft 114, the movable block 116 is connected with the auxiliary shaft 114 through a second linear bearing 117, and the other end of the movable block 116 is fixedly connected with a hollow pipe 162. The fixing shaft 112 is used as a part for supporting the first extension arm 12 to move, when the moving speed of the first extension arm 12 is too fast or the connected electric laser head is too heavy, in order to further improve the stability of the locking bracket 1, the inventor further provides an auxiliary shaft 114 on the fixing shaft seat 11, the auxiliary shaft 114 is parallel to the fixing shaft 112, and the movable block 116 is arranged to assist the fixing shaft 112, so as to improve the stability of the device.

Preferably, the fixed shaft 112 is provided with a stop block 118 for defining the position of the hollow tube 162. When the locking bracket 1 is used, the hollow tube 162 continuously moves up and down according to the use requirement, in order to prevent the hollow tube 162 from colliding with the balancer 13 and damaging the equipment, the position corresponding to the fixed shaft 112 is provided with the limiting block 118, the position of the limiting block 118 is adjustable, and the position of the limiting block 118 can be adjusted according to the actual requirement.

The locking control method can not only strictly limit the operators to lock screws according to the preset locking sequence and standardize the operation, but also effectively improve the quality of products and the yield.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.

Claims

1. The utility model provides an assembly is paid to rotatable self-adaptation screw lock, includes support (1), its characterized in that: the support (1) is connected with a handheld locking device (2), the handheld locking device (2) comprises a power connecting device (21), a shaft transmission device (22) and a handheld mechanism (23), the handheld mechanism (23) is movably connected with the power connecting device (21), and the handheld mechanism (23) can rotate relative to the power connecting device (21); the shaft transmission device (22) is arranged on the inner side of the handheld mechanism (23) and can rotate relative to the handheld mechanism (23), the power connection device (21) is provided with a port (211) capable of being connected with an external power device (8), and the upper end of the shaft transmission device (22) extends to the power connection device (21) to perform transmission.

2. A rotatable adaptive screw locking assembly as claimed in claim 1 wherein: the power connecting device (21) is movably connected with the handheld mechanism (23) through the first bearing (3).

3. A rotatable adaptive screw locking assembly as set forth in claim 2 wherein: the first bearing (3) is a composite bearing, which comprises a first needle bearing (31) and a first ball bearing (32).

4. A rotatable adaptive screw locking assembly as claimed in claim 1 wherein: the shaft transmission device (22) is connected with the handheld mechanism (23) through a second bearing (4).

5. A rotatable adaptive screw locking assembly as set forth in claim 4 wherein: the second bearing (4) is a composite bearing, the composite bearing comprises a second needle bearing (41), a connecting piece (42) and a second ball bearing (43), the upper end of the connecting piece (42) is connected with the second needle bearing (41), and the lower end of the connecting piece (42) is sleeved with the second ball bearing (43).

6. A rotatable adaptive screw locking assembly as claimed in claim 1 wherein: the handheld locking device (2) further comprises a control circuit (5), the control circuit (5) comprises a first flexible circuit board (51), a second flexible circuit board (52) and a connecting wire (53), and the connecting wire (53) is communicated with the first flexible circuit board (51) and the second flexible circuit board (52).

7. A rotatable adaptive screw locking assembly as set forth in claim 6 wherein: the handheld mechanism (23) is provided with a control button (6), and the control button (6) is electrically connected with the first flexible circuit board (51).

8. A rotatable adaptive screw locking assembly as set forth in claim 6 wherein: the lower end of the handheld mechanism (23) is connected with a display device (7) used for assisting locking, and the display device (7) is electrically connected with the second flexible circuit board (52).

9. A rotatable adaptive screw locking assembly according to any one of claims 1 to 8 wherein: support (1) is including fixed axle seat (11), and fixed axle seat (11) is including lower base (111), fixed axle (112) and last base (113), lower base (111) and last base (113) set up respectively in fixed axle (112) both ends, fixed axle (112) swing joint has first extension arm (12) and first extension arm (12) that can the up-and-down motion can wind fixed axle (112) rotation angle, first extension arm (12) outer end be provided with can with power connecting device (21) fixed connection's installation department (121), it still is provided with balancer (13) that are used for first extension arm (12) to reset to go up base (113), fixed axle seat (11) still is provided with first encoder (14) that are used for obtaining first extension arm (12) position.

10. A locking control method is characterized by comprising the following steps: