CN216028802U - Sign indicating number frock is beaten to marking plate - Google Patents

Abstract

The utility model relates to a sign plate coding tool, which comprises a tool table, wherein a positioning structure for positioning a sign plate and a laser coder are arranged on the tool table, and the laser coder is arranged above the positioning structure and used for coding the sign plate; this sign indicating number frock is beaten to tablet, simple structure, compactness can utilize laser to beat the sign indicating number ware and beat the sign indicating number on the tablet, and not only efficient, the error rate is low, and the sign indicating number of beating is neat, pleasing to the eye moreover, in addition, does not still rely on workman's experience and proficiency, is favorable to reducing the cost of labor and realizes the automatic equipment of front shroud subassembly.

Description

Sign indicating number frock is beaten to marking plate

Technical Field

The utility model relates to the technical field of wheel set bearing assembly, in particular to a sign board code printing tool.

Background

The wheel set is an important part on a train, the wheel set generally comprises a wheel shaft, bearings need to be assembled at two ends of the wheel shaft firstly, a front cover assembly needs to be assembled at the end of the wheel shaft, the existing front cover assembly generally comprises a front cover (or called an end cover and a pressing plate), a sign plate (or called a nameplate), a stop plate and a plurality of bolts, at least three through holes are respectively arranged at corresponding positions on the front cover, the sign plate and the stop plate, and the bolts are respectively sleeved in the through holes as shown in figure 1; the ends of the shaft ends are correspondingly provided with threaded holes (typically three or more) with which, when assembled, the front cover assembly is secured to the end of the axle by means of the engagement of the bolts.

In a conventional wheel set bearing assembly system, a front cover assembly is usually assembled in advance, and in the process of assembling the front cover assembly, a mark is marked on a mark plate in advance, namely, a code is marked, and then the front cover, the mark plate, a stop plate and a bolt are assembled together to form the front cover assembly; however, in the prior art, the marker board is usually marked manually by using the electric pen, which not only has high labor cost and low efficiency, but also the marked code depends on the experience and proficiency of workers, so that the problems of incompleteness, uneven size and the like of the marked code generally exist, and a solution is needed.

Disclosure of Invention

The utility model aims to solve the problems that in the assembly process of the existing front cover component, a marker is usually manually marked on a marker board by using a test pencil, the labor cost is high, the efficiency is low, and the marked code depends on the experience and proficiency of workers, so that the marked code is usually irregular in size and the like, and provides a marker marking tool, which can automatically mark the code on the marker board, has high marking efficiency, and ensures that the marked code is more tidy and beautiful without depending on the experience and proficiency of the workers, and the main conception is as follows:

a sign plate coding tool comprises a tool table, wherein a positioning structure for positioning a sign plate is arranged on the tool table,

and the laser code printer is arranged above the positioning structure and used for printing codes on the marking plate. In this scheme, through constructing location structure, solve the restraint and the location problem of marking plate, through the top installation laser code printer at location structure, can utilize laser code printer to beat the sign indicating number on marking plate, not only efficient, the error rate is low, the sign indicating number of beating is neat, pleasing to the eye moreover, in addition, does not still rely on workman's experience and proficiency, is favorable to reducing the cost of labor and realizes the automatic equipment of front shroud subassembly.

In order to solve the positioning problem of the sign board, preferably, the positioning structure comprises at least three positioning protrusions, the positioning protrusions are uniformly distributed along the circumferential direction, and each positioning protrusion is used for corresponding to each through hole in the sign board. The surface of the tooling table can be sleeved with the mark plate through the through hole and the positioning bulge, on one hand, the positioning bulge plays a role in restraining the mark plate and prevents the mark plate from moving, and on the other hand, the positioning bulge can position the position of the mark plate, so that the mark plate can be coded in a preset position.

For adapting the through hole in the sign board, preferably, the positioning protrusions are cylindrical structures, and the outer diameter of each positioning protrusion is smaller than the diameter of the through hole in the sign board.

In order to facilitate the sheathing of the sign board into the positioning structure, further, the top of the positioning protrusion is configured with a guide part. The positioning boss is used for guiding and facilitating the sleeving of the mark plate into the positioning boss.

Preferably, the guide is a chamfer or an arc transition configured at the profile of the top of the positioning projection.

Furthermore, the positioning structure further comprises a seat body for supporting the sign board, the upper surface of the seat body is a plane, the positioning protrusions are respectively constructed on the upper surface of the seat body, and the seat body is fixed on the tooling table.

Preferably, the seat body is of a circular structure.

Preferably, the laser head of the laser coder is positioned right above the positioning structure and corresponds to the positioning structure.

Preferably, the laser code printer adopts a laser marking machine or a laser engraving machine.

For installing laser head with laser coding device directly over location structure, further, still include the frame, the frame mount in the frock platform, laser coding device install in the frame.

For solving the spacing problem between the laser head of the accurate control laser coding ware of being convenient for and the below marking plate, it is further, the frame includes fixed frame and activity frame, fixed frame fixed mounting in the frock platform, the mobilizable restraint of activity frame is in fixed frame to can follow vertical direction adjusting position, laser coding ware install in the activity frame. Therefore, the laser code printer and the movable frame can be adjusted in position along the vertical direction.

In order to solve the problem of adjustable position of the movable frame, the device further comprises a guide mechanism and a driving mechanism, wherein,

the driving mechanism comprises a transmission shaft and a transmission piece which are arranged along the vertical direction, the transmission shaft is provided with an external thread, the transmission piece is provided with a threaded hole matched with the external thread, the transmission shaft is rotationally constrained on the fixed rack, the transmission piece is connected to the movable rack, and the transmission piece is sleeved on the transmission shaft;

the guide mechanism comprises a guide part and a sliding part matched with the guide part, the guide part is arranged on the fixed rack along the vertical direction, the sliding part is fixedly connected to the movable rack, and the sliding part is constrained on the guide part and forms a sliding pair along the vertical direction together with the guide part. In this scheme, transmission shaft and driving medium can constitute screw drive mechanism to utilize the rotatory drive driving medium of lead screw to rise/fall along vertical direction, thereby can effectively adjust the height of laser coding ware.

Preferably, the transmission shaft is connected to the fixed frame through a bearing.

Preferably, the transmission shaft is a stepped shaft, and the external thread is formed on a shaft section of the stepped shaft.

Preferably, the transmission member is mounted on the movable frame, or the transmission member and the movable frame are integrally formed.

Preferably, the guide member is a guide rail, the sliding member is a sliding block, or the sliding member is a guide block configured with a guide hole, the guide member is a guide rod adapted to the guide hole, or the guide member is a sliding groove, and the sliding member is a sliding block.

In order to solve the problem of driving the screw rod to rotate, in the first scheme, the driving mechanism further comprises a motor, the motor is installed on the fixed rack, and an output shaft of the motor is in transmission connection with the transmission shaft and used for driving the transmission shaft to rotate forwards or backwards. The problem of the whole rising/falling of automatic drive movable frame and laser coding ware is solved.

In a second scheme, the driving mechanism further comprises a hand wheel, the hand wheel is mounted on the transmission shaft, or the hand wheel is mounted on the rotating shaft, and the rotating shaft is in transmission connection with the transmission shaft. The problem of the whole rising/falling of manual drive movable rack and laser coding ware is solved.

In order to solve the problem that the movable rack stays at any position in the vertical direction stably, the device further comprises a locking mechanism, and the locking mechanism is used for locking/unlocking the transmission shaft. So that the movable frame can be locked/unlocked using the locking mechanism.

Preferably, the locking mechanism comprises a clamping block, the clamping block is provided with two clamping parts, a clamping hole matched with the transmission shaft or the rotating shaft is formed between the two clamping parts, the two clamping parts are respectively provided with corresponding lock holes, and the lock holes are positioned at the outer sides of the clamping holes,

and a locking bolt pair for realizing locking/unlocking is arranged at the locking hole. That is, the distance between the two clamping portions is changed by the locking bolt pair so as to clamp or loosen the transmission shaft or the rotating shaft passing through the clamping hole, so that the movable frame can stably stay at any position in the vertical direction in the locking state.

In order to solve the problem of accurately adjusting the height of the movable rack, furthermore, the fixed rack is also provided with scales distributed along the vertical direction, and the transmission part and/or the movable rack are also provided with pointers matched with the scales. So that the worker can clearly and accurately view or adjust the height of the movable frame.

Compared with the prior art, the sign plate coding tool provided by the utility model has a simple and compact structure, can be used for coding on the sign plate by utilizing a laser coder, is high in efficiency and low in error rate, and is neat and attractive in coded appearance, in addition, the experience and proficiency of workers are not depended on, and the labor cost is reduced, and the automatic assembly of the front cover assembly is realized.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a sign board.

Fig. 2 is a schematic structural diagram of a sign indicating plate coding tool provided in embodiment 1 of the present invention.

Fig. 3 is a partial schematic view of fig. 2.

Fig. 4 is a schematic partial structural view of a sign board coding tool provided in embodiment 2 of the present invention.

Fig. 5 is a second schematic view of a partial structure of a sign board coding tool provided in embodiment 2 of the present invention.

Fig. 6 is a partial schematic view of fig. 5.

Fig. 7 is a schematic structural diagram of a clamping block provided in embodiment 2 of the present invention.

Description of the drawings

Sign board 100, through hole 101

Tooling table 200 and wheels 201

Positioning structure 300, base 301, positioning protrusion 302, chamfer or arc transition 303

Laser coding device 400

The device comprises a frame 500, a fixed frame 501, a communication hole 502, a movable frame 503, a transmission shaft 504, an external thread 505, a bearing seat 506, a transmission piece 507, a threaded hole 508, a guide part 509, a sliding part 510, a clamping block 511, a clamping part 512, a clamping hole 513, a lock hole 514 and a hand wheel 515

Scale 601, pointer 602.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 2 and 3, the present embodiment provides a sign board coding tool, which includes a tool table 200, a frame 500, and a laser coder 400, wherein,

the tooling table 200 may be an existing tooling table 200, for example, the tooling table 200 may be a box-shaped structure, a cabinet, a table, a shelf, etc., the upper surface of the tooling table 200 may be preferably configured as a plane, as shown in fig. 2, the bottom of the tooling table 200 may be configured with wheels 201 so as to transfer the entire tooling table 200;

as shown in fig. 2 and 3, in the present embodiment, the tooling table 200 is provided with a positioning structure 300 for positioning the sign board, in the present embodiment, the structure of the positioning structure 300 is adapted to the sign board, since the sign board is generally configured with at least three through holes 101, and the at least three through holes 101 are respectively and uniformly distributed along the circumferential direction, as shown in fig. 2 and 3, for example, the sign board includes three through holes 101, and the distance between any two through holes 101 in the three through holes 101 is equal; correspondingly, in this embodiment, the positioning structure 300 includes at least three positioning protrusions 302, the positioning protrusions 302 are respectively uniformly distributed along the circumferential direction, and each positioning protrusion 302 is respectively used for corresponding to each through hole 101 in the sign board, so that the sign board can be sleeved on the surface of the tooling table 200 through the cooperation of the through holes 101 and the positioning protrusions 302, on one hand, the positioning protrusions 302 play a role in restraining the sign board, so as to prevent the sign board from moving, and on the other hand, the positioning protrusions 302 can position the position of the sign board, so that the sign board can be coded in a predetermined position.

As shown in fig. 2 and 3, in the present embodiment, the laser code printer 400 is installed above the positioning structure 300 for printing codes on the sign board; as an example, the laser head of the laser code printer 400 is located right above the positioning structure 300 and corresponds to the positioning structure 300 so as to print the code at the middle position of the marking plate, and the laser code printer 400 may preferably use an existing laser marking machine or laser engraving machine.

Specifically, in this embodiment, through constructing location structure 300, solve the restraint of marking plate and location problem, through install laser code printer 400 in the top of location structure 300, can utilize laser code printer 400 to beat the sign indicating number on the marking plate, not only efficient, the error rate is low, and the sign indicating number of beating is neat, pleasing to the eye moreover, in addition, does not still rely on workman's experience and proficiency, is favorable to reducing the cost of labor and realizes the automatic equipment of protecgulum subassembly.

In order to fit the through hole 101 in the sign board, in practical implementation, the positioning protrusions 302 may preferably adopt a cylindrical structure, as shown in fig. 2 and 3, and the outer diameter of each positioning protrusion 302 is smaller than the diameter of the through hole 101 in the sign board.

In order to facilitate the sheathing of the mark plate into the positioning structure 300, in a further scheme, a guide part is configured at the top of the positioning protrusion 302, and the guide part plays a role in guiding, thereby facilitating the sheathing of the mark plate into the positioning protrusion 302; by way of example, the guide portion may be a chamfer or an arcuate transition 303 or the like configured at the top profile of the positioning boss 302, as shown in fig. 2 and 3.

In a further aspect, the positioning structure 300 further includes a base 301 for supporting the sign board, an upper surface of the base 301 is a plane so as to horizontally support the sign board, and each positioning protrusion 302 is respectively configured on the upper surface of the base 301, as shown in fig. 2 and 3, the base 301 is fixedly mounted on the tooling table 200 so as to support the sign board by the base 301; in a specific implementation, the shape of the seat 301 may be determined according to actual requirements, for example, as shown in fig. 2 or fig. 3, the seat 301 may preferably adopt a circular structure, and the material of the seat 301 may be the same as the tool table 200 or different from the tool table 200.

In order to mount the laser head of the laser code printer 400 right above the positioning structure 300, in a more sophisticated scheme, the laser code printer further includes a machine frame 500, the machine frame 500 is mounted on the tooling table 200, as shown in fig. 2, the laser code printer 400 is mounted on the machine frame 500, so that the laser head of the laser code printer 400 can be right above the positioning structure 300; the housing 500 may be configured as an existing housing 500, for example, the housing 500 may preferably be configured as an L-shaped housing 500.

In a more sophisticated embodiment, the laser coder 400 includes not only the laser head, but also a controller, a display and the like connected to the laser head, which are not illustrated herein.

Example 2

In order to solve the problem of accurately controlling the distance between the laser head of the laser code printer 400 and the marking plate below, the main difference between the present embodiment 2 and the above embodiment 1 is that, in the marking plate code printing tool provided by the present embodiment, the frame 500 includes a fixed frame 501 and a movable frame 503, wherein, as shown in fig. 4-6, the fixed frame 501 is fixedly mounted on the tool table 200, the movable frame 503 is movably constrained on the fixed frame 501 and can adjust the position in the vertical direction, and the laser code printer 400 is mounted on the movable frame 503, so that the laser code printer 400 and the movable frame 503 can adjust the position in the vertical direction as a whole to adjust the distance between the laser head and the marking plate below.

As a preferred embodiment, the coding tool further comprises a guide mechanism and a driving mechanism, wherein,

as shown in fig. 4-6, the driving mechanism comprises a driving shaft 504 and a transmission member 507 arranged along the vertical direction, the driving shaft 504 is configured with an external thread 505, the transmission member 507 is configured with a threaded hole 508 (configured with an internal thread) which is matched with the external thread 505, the driving shaft 504 is rotatably constrained to the fixed frame 501, for example, as shown in fig. 4-6, the driving shaft 504 can be connected to a bearing seat 506 through a bearing, and the bearing seat 506 is mounted to the fixed frame 501, so as to realize the rotatable mounting of the driving shaft 504;

as shown in fig. 4-6, the transmission member 507 is connected to the movable frame 503, such that the transmission member 507 and the movable frame 503 can move synchronously, and the transmission member 507 is sleeved on the transmission shaft 504, such that the internal thread and the external thread 505 can form a threaded fit;

as shown in fig. 4-6, in the present embodiment, the guiding mechanism includes a guiding component 509 and a sliding component 510 adapted to the guiding component 509, the guiding component 509 is mounted on the fixed frame 501 along the vertical direction, the sliding component 510 is fixedly connected to the movable frame 503, and the sliding component 510 is constrained to the guiding component 509 and forms a moving pair along the vertical direction together with the guiding component 509, as shown in fig. 4-6, in the present embodiment, the guiding component 509 is matched with the sliding component 510, so that the transmission shaft 504 and the transmission member 507 can form a screw transmission mechanism, so as to drive the transmission member 507 to ascend/descend along the vertical direction by using the rotation of the lead screw, thereby adjusting the height of the laser encoder 400 according to actual requirements.

In this embodiment, the transmission shaft 504 may be preferably a stepped shaft, and the external thread 505 may be formed on only one shaft section of the stepped shaft, as shown in fig. 4 to 6, to facilitate both transmission and installation of the transmission shaft 504.

In one embodiment, the driving member 507 may be mounted to the movable frame 503, for example, by a bolt, or may be an integral component with the movable frame 503.

The guide member 509 and the sliding member 510 have various embodiments, for example, the guide member 509 may be a guide rail, and in this case, the sliding member 510 may be a slider adapted thereto, as shown in fig. 4; as another example, the sliding member 510 may be a guide block configured with a guide hole, and correspondingly, the guide member 509 may be a guide rod adapted to the guide hole, such that the guide block can be sleeved on the guide rod; as another example, the guiding member 509 may be a sliding groove, and correspondingly, the sliding member 510 may be a sliding block adapted to the sliding groove.

In order to drive the screw rod to rotate, in an embodiment, the driving mechanism further includes a motor, the motor is mounted on the fixed frame 501, an output shaft of the motor is in transmission connection with the transmission shaft 504, for example, the output shaft of the motor may be connected with the transmission shaft 504 through a coupling, and the motor is configured to drive the transmission shaft 504 to rotate forward/backward so as to drive the movable frame 503 and the laser code printer 400 to ascend/descend integrally.

In another embodiment, as shown in fig. 4-6, the driving mechanism further includes a handwheel 515, and the handwheel 515 may be mounted at one end of the driving shaft 504, as shown in fig. 5, or may be mounted at a rotating shaft, and the rotating shaft is drivingly connected to the driving shaft 504, so that a worker may manually drive the movable frame 503 and the laser code printer 400 to integrally ascend/descend by rotating the handwheel 515 to drive the driving shaft 504 to rotate.

In a further aspect, as shown in fig. 4 to 6, the fixed frame 501 is further configured with a communication hole 502 such that a guide member 509 and a transmission shaft 504 can be respectively installed at both sides of the fixed frame 501, as shown in fig. 4 and 5, and the transmission member 507 is disposed in the communication hole 502, and the communication hole 502 is used to provide a space for the ascending/descending of the transmission member 507.

After the adjustment is completed, in order to enable the movable frame 503 to stably stay at any position in the vertical direction, in a further scheme, the coding tool further comprises a locking mechanism, and the locking mechanism is used for locking/unlocking the transmission shaft 504, so that the movable frame 503 can be locked/unlocked by the locking mechanism.

The locking mechanism has various embodiments, and by way of example, the locking mechanism includes a clamping block 511, the clamping block 511 is configured with two clamping portions 512, the clamping portions 512 may be plate-shaped structures, as shown in fig. 7, and a clamping hole 513 adapted to the transmission shaft 504 or the rotating shaft is configured between the two clamping portions 512, as shown in fig. 6 and 7, so as to pass through the transmission shaft 504 or the rotating shaft;

as shown in fig. 6 and 7, the two clamping portions 512 are respectively configured with locking holes 514 corresponding to each other, and the two locking holes 514 are respectively located outside the clamping hole 513, when in actual use, a locking bolt pair for realizing locking/unlocking is arranged at the locking hole 514, so that the distance between the two clamping portions 512 is changed by using the locking bolt pair, and thus the transmission shaft 504 or the rotating shaft passing through the clamping hole 513 can be clamped or loosened, and the movable frame 503 can stably stay at any position in the vertical direction in the locked state.

In order to solve the problem of accurately adjusting the height of the movable frame 503, in a more sophisticated scheme, the fixed frame 501 is further provided with scales distributed in the vertical direction, for example, as shown in fig. 5 and 6, the fixed frame 501 is further provided with a scale 601, the transmission member 507 and/or the movable frame 503 are further provided with a pointer 602 adapted to the scales, and through the matching between the pointer and the scales, a worker can clearly and accurately view or adjust the height of the movable frame 503, so that the position of the laser code printer 400 can be accurately adjusted.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention.

Claims (10)

1. A sign plate coding tool is characterized by comprising a tool table, wherein a positioning structure for positioning a sign plate is arranged on the tool table,

and the laser code printer is arranged above the positioning structure and used for printing codes on the marking plate.

2. The sign board coding tool according to claim 1, wherein the positioning structure comprises three positioning protrusions, the positioning protrusions are uniformly distributed along the circumferential direction, and each positioning protrusion is used for corresponding to each through hole in the sign board;

and/or, still include the frame, the frame install in the frock platform, laser coder install in the frame.

3. The sign board coding tool according to claim 2, wherein the positioning protrusions are cylindrical structures, and the outer diameter of each positioning protrusion is smaller than the diameter of the through hole in the sign board;

and/or the laser head of the laser coder is positioned right above the positioning structure and corresponds to the positioning structure.

4. The sign board coding tool according to claim 2, wherein the positioning structure further comprises a base body for supporting the sign board, the upper surface of the base body is a plane, the positioning protrusions are respectively constructed on the upper surface of the base body, and the base body is fixed on the tool table;

and/or the top of the positioning projection is provided with a guide part;

and/or wheels are constructed at the bottom of the tool table;

and/or the laser code printer adopts a laser marking machine or a laser engraving machine.

5. The sign board coding tool according to claim 4, wherein the base body is of a circular structure;

and/or the guide part is a chamfer or an arc transition configured at the profile of the top of the positioning projection.

6. The sign board coding tool according to any one of claims 2 to 5, wherein the rack comprises a fixed rack and a movable rack, the fixed rack is fixedly mounted on the tool table, the movable rack is movably constrained on the fixed rack and can be adjusted in position in the vertical direction, and the laser coder is mounted on the movable rack.

7. The sign board coding tool of claim 6, further comprising a guide mechanism and a drive mechanism, wherein,

the driving mechanism comprises a transmission shaft and a transmission piece which are arranged along the vertical direction, the transmission shaft is provided with an external thread, the transmission piece is provided with a threaded hole matched with the external thread, the transmission shaft is rotationally constrained on the fixed rack, the transmission piece is connected to the movable rack, and the transmission piece is sleeved on the transmission shaft;

the guide mechanism comprises a guide part and a sliding part matched with the guide part, the guide part is arranged on the fixed rack along the vertical direction, the sliding part is fixedly connected to the movable rack, and the sliding part is constrained on the guide part and forms a sliding pair along the vertical direction together with the guide part.

8. The sign board coding tool according to claim 7, wherein the transmission shaft is connected to the fixed frame through a bearing;

and/or the transmission shaft is a stepped shaft, and the external thread is configured on one shaft section of the stepped shaft;

and/or the transmission piece is arranged on the movable rack, or the transmission piece and the movable rack are integrally formed components;

and/or the guide component is a guide rail, the sliding component is a sliding block, or the sliding component is a guide block with a guide hole, the guide component is a guide rod matched with the guide hole, or the guide component is a sliding groove, and the sliding component is a sliding block;

and/or the driving mechanism further comprises a motor, the motor is arranged on the fixed rack, and an output shaft of the motor is in transmission connection with the transmission shaft and is used for driving the transmission shaft to rotate forwards or backwards; or, actuating mechanism still includes the hand wheel, the hand wheel install in the transmission shaft, or the hand wheel is installed in the pivot, the pivot transmission connect in the transmission shaft.

9. The sign board coding tool according to claim 7, further comprising a locking mechanism for locking/unlocking the transmission shaft;

and/or, the fixed frame is also provided with scales distributed along the vertical direction, and the transmission piece and/or the movable frame are also provided with pointers matched with the scales.

10. The sign board coding tool according to claim 9, wherein the locking mechanism comprises a clamping block, the clamping block is configured with two clamping portions, a clamping hole adapted to the transmission shaft or the rotating shaft is configured between the two clamping portions, the two clamping portions are respectively configured with locking holes corresponding to each other, and the locking holes are located at the outer sides of the clamping holes,

and a locking bolt pair for realizing locking/unlocking is arranged at the locking hole.

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