CN217992321U - Clamping device - Google Patents

Abstract

The utility model discloses a clamping device, which comprises a moving main body, a position fine adjustment mechanism, a rotating mechanism and a clamping mechanism; the mobile main body is provided with a lifting support, the position fine adjustment mechanism is connected to the lifting support and can move along the vertical direction along with the lifting support; the rotating mechanism is connected to the position fine adjustment mechanism and can move along the horizontal direction along with the position fine adjustment mechanism; the fixture mechanism is arranged on the rotating mechanism, can rotate along with the rotating mechanism, and is provided with a clamping structure capable of placing and locking a workpiece. Anchor clamps mechanism can solve the convenience regulation problem in the work piece transportation, can realize the removal of work piece, go up and down, rotatory and the fast switch-over of anchor clamps.

Description

Clamp device

Technical Field

The utility model relates to a mechanical assembly equipment technical field especially relates to a fixture device.

Background

In the assembly process of mechanical or electrical products, actions such as clamping, transferring, rotating, lifting and the like of the workpiece are often used so as to install the workpiece into a corresponding assembly. The existing devices mainly comprise a force-assisting arm, a manipulator and the like, are driven by pneumatic, electric or hydraulic modes and the like, and mainly comprise an air source or a power supply, an air cylinder or a hydraulic cylinder, a control device, a lifting mechanism, a clamping mechanism, a rotating mechanism, other connecting mechanisms and the like. The use of the device needs to comprehensively consider factors such as production line characteristics, cost, operation space, operation convenience and flexibility.

However, the devices of this type mainly have the following disadvantages:

1. the design difficulty is large and the cost is high. The power assisting arm or the mechanical arm is complex in structure, the formed parts comprise a controller, a cylinder or a hydraulic cylinder, a motor, a mechanical mechanism and the like, the whole set of device meeting specific requirements is designed and completed by cooperation of multiple professional technicians, the design difficulty is high, and the overall design and the manufacturing cost are also high.

2. Large occupied space and poor use flexibility. The power assisting arm or the mechanical arm is mostly fixed on the ground or on the wall, even if the power assisting arm or the mechanical arm can be designed to be movable, a large balance weight needs to be used, meanwhile, the power assisting arm or the mechanical arm needs to be installed at a fixed position on a production line, a large area is occupied, and even in the working range, safety fences are used for being separated to guarantee safety. The product types and the working conditions of multiple personnel participating in common operation are frequently required to be switched on certain open production lines with certain flexibility, other equipment cannot interfere operation in a working space, a manipulator or a power-assisted arm cannot meet the requirement of flexibility of moving at any time, and the applicability is not strong.

3. The requirements for distribution and positioning of parts are high. The assembly of parts must satisfy relative accurate position relation, and this just requires assembly and part to have fixed position, guarantees that manipulator or helping hand arm snatch, transport and accurate installation location, and this needs the supporting special technological equipment of design preparation to guarantee, has increased overall design and manufacturing cost intangibly.

4. The later use and maintenance are inconvenient. The power assisting arm or the mechanical arm mechanism has more components, not only has mechanical and electrical structures, but also has a software controller and the like, and the later maintenance and the repair all need great manpower and material cost.

5. The existing mature small-sized electro-hydraulic lifting device mainly comprises a forklift type device, and mainly structurally comprises a single column type or a double column type; the function is single, only the pile-up lifting action can be realized, and the functions of holding, rotating and the like of parts are not needed; in addition, the lifting speed control mode is provided with a fast and slow speed double-gear adjusting mode and a single speed adjusting mode, the function is single, and the lifting speed cannot be adjusted according to requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fixture device for solve the convenience regulation problem in the work piece transportation, can realize the removal, lift, rotation and the fast switch-over of work piece.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a fixture device, include:

a moving body having a lifting bracket;

the position fine adjustment mechanism can be vertically movably connected to the lifting bracket;

the rotating mechanism can be horizontally movably connected to the position fine adjustment mechanism;

and the clamp mechanism is arranged on the rotating mechanism and is provided with a clamping structure capable of placing and locking a workpiece.

The clamping device as described above, further, the position fine-tuning mechanism includes a front connecting plate, a rear connecting plate and a moving mechanism located between the front connecting plate and the rear connecting plate, the front connecting plate is connected to the lifting support capable of moving vertically, and the rear connecting plate is horizontally movably disposed through the moving mechanism.

The fixture device as described above, further, the moving structure includes a screw and at least one guide rail, at least one of the guide rails is connected to the front connecting plate, the rear connecting plate is provided with a fixing portion for rotationally connecting the screw, and the rear connecting plate can be horizontally connected to the front connecting plate along the at least one guide rail under the rotational action of the screw.

The clamping device further comprises a connecting plate and a turntable bearing connected to the connecting plate, wherein the turntable bearing is connected with the rear connecting plate.

In the clamping device, a rotation locking structure capable of fixing the position of the rotating mechanism is further arranged between the position fine adjustment mechanism and the rotating mechanism.

The clamping device as described above, further, the rotation locking structure includes a rotation locking elastic pin and a rotation locking block, the rotation locking elastic pin can be embedded into the rotation locking block; wherein,

the rotary locking elastic pin is connected to the rear connecting plate, and the rotary locking block is connected to the connecting plate; or,

the rotary locking elastic pin is connected to the connecting plate, and the rotary locking block is connected to the rear connecting plate.

The clamp device as described above, further, the clamp mechanism includes a clamp main body, wherein the clamp main body is provided with a press-type locking pin.

The fixture device as described above, further, a positioning structure is disposed between the rotating mechanism and the fixture mechanism, the positioning structure includes a positioning pin hole and a positioning pin, and the positioning pin can be inserted into the positioning pin hole.

In the clamping device, the positioning pin hole is formed in the connecting plate, and the positioning pin is connected to the clamping device main body; or the positioning pin hole is formed in the clamp body, and the positioning pin is connected to the connecting plate.

The fixture device as described above, further, the two positioning pins are provided at intervals along the horizontal direction of the fixture main body, and one of the positioning pins is a flat pin.

The fixture device as described above, further, a fixing structure is provided between the rotating mechanism and the fixture mechanism, the fixing structure includes a pressing type locking nut and a pressing type locking pin, and the pressing type locking nut can be fastened and connected with the pressing type locking pin.

The clamp device as described above, further, said press type lock nut is provided on said connection plate, said press type lock pin is provided on said clamp body; or the pressing type locking nut is arranged on the clamp body, and the pressing type locking pin is arranged on the connecting plate.

Compared with the prior art, the utility model discloses a fixture device has following characteristics and advantage:

1. the utility model discloses a fixture device, complete set of device take up an area of for a short time, compact structure, the flexible operation is particularly suitable for in narrow space operation, can the shift position at any time when needs, does not occupy the operation space.

2. The utility model discloses a fixture device, the location of assembly and part need not accurate control among the assembly operation process, during the operation through fixture device lift, upset, control the fine setting can accomplish the assembly with the accurate location of part, the convenience and the operating efficiency of very big improvement operation.

3. The utility model discloses an anchor clamps device, the device have stronger commonality and expansibility, and the elevating gear platform, position fine-tuning and rotary mechanism who reforms transform can regard as a basic platform, just can realize different application operating modes after connecting relevant anchor clamps mechanism, reach fine universalization application effect. Through utilizing fixed knot structure and locking structure, greatly improved the efficiency that anchor clamps switched.

4. The utility model discloses an anchor clamps device has reduced use and maintenance cost, and for mechanical helping hand arm or manipulator, this anchor clamps device is modular structure, and simple to use need not special skill and can operate, and the maintenance in later stage only needs simple operation such as charging, grease lubrication, whether the inspection bolt is not hard up.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts. In the drawings:

fig. 1 is a schematic view of the overall structure of the clamping device of the present invention;

fig. 2 is a schematic structural view of the moving body of the clamp of the present invention;

fig. 3 is a schematic structural view of the position fine-tuning mechanism of the clamp of the present invention;

fig. 4 is a schematic structural view of a guide rail of the clamp of the present invention;

fig. 5 is a schematic structural view of a screw rod of the clamp of the present invention;

fig. 6 is a schematic structural view of a rotating mechanism of the clamp of the present invention;

fig. 7 is a schematic structural view of a clamping mechanism of the clamp of the present invention;

figure 8 position the utility model discloses a rotary mechanism and anchor clamps mechanism cooperation structure sketch map of anchor clamps.

The reference numbers illustrate:

10. a moving body; 11. a lifting support; 12. a power box; 13. a one-way throttle valve; 14. a lifting plate; 20. a position fine adjustment mechanism; 21. a front connection plate; 22. a rear connecting plate; 23. a moving structure; 231. a lead screw; 232. a fixed part; 233. a guide rail; 234. a slider; 235. a handle; 24. a rotation locking structure; 241. rotating the locking spring pin; 242. a rotation lock block; 30. a rotation mechanism; 31. a connecting plate; 32. a turntable bearing; 33. a handle; 34. a positioning structure; 341. a positioning pin hole; 342. positioning pins; 35. a fixed structure; 351. pressing type locking nuts; 352. a press type locking pin; 40. a clamp mechanism; 41. a clamp body; 42. safe locking pin.

Detailed Description

In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a single embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The utility model provides a fixture device, as shown in figure 1 and figure 2, this fixture device is including removing main part 10, position fine-tuning 20, rotary mechanism 30 and fixture mechanism 40. Wherein the moving body 10 has a lifting bracket 11; the position fine adjustment mechanism 20 is connected to the lifting bracket 11 in a vertically movable manner; the rotating mechanism 30 is connected to the fine position adjustment mechanism 20 in a horizontally movable manner; the chucking mechanism 40 is mounted on the rotating mechanism 30, and the chucking mechanism 40 has a holding structure capable of placing and locking a workpiece.

The utility model provides an anchor clamps device can realize moving, operation such as go up and down and rotation to the work piece on the fixture mechanism 40 through the removal main part 10, the fine-tuning of position mechanism 20, rotary mechanism 30 and fixture mechanism 40 that mutually support and connect, can carry out fast switch-over to fixture mechanism 40 according to the shape of work piece simultaneously to the work demand of adaptation different scenes.

Specifically, please refer to fig. 1 and 2, the mobile main body 10 is a small-sized electric fork lift truck commonly used in the market, and is modified to design a basic platform with a continuously adjustable lifting speed function. The electric push-up car is provided with a power box 12, a hydraulic power loop is arranged in the power box 12 and is in driving connection with a lifting support 11, a lifting plate 14 is arranged on the lifting support 11, and the lifting plate 14 can ascend or descend under the action of the hydraulic power loop; meanwhile, in order to ensure that the ascending or descending speed of the lifting plate 14 is adjustable, a one-way throttle valve 13 is arranged in the hydraulic power circuit, and the one-way throttle valve 13 can control the one-way flow of the hydraulic power circuit, so that the ascending or descending speed of the lifting plate 14 can be adjusted according to requirements.

In this embodiment, the electric cart used for moving the main body 10 may be an electric luggage cart; one side surface of the position fine adjustment mechanism 20 is connected with the lifting plate 14 on the moving body 10 through a bolt, and the position fine adjustment mechanism 20 can adjust the position of the workpiece on the clamp mechanism 40 in the horizontal direction; one end surface of the rotating mechanism 30 is connected with the other side surface of the position fine-tuning mechanism 20, and the rotating mechanism 30 can rotate the workpiece on the fixture mechanism 40; the fixture mechanism 40 is connected with the other end face of the rotating mechanism 30 through a connecting piece, the fixture mechanism 40 can clamp a workpiece, and meanwhile, the fixture mechanism 40 can be rapidly replaced according to actual needs. In summary, the moving body 10, the position fine-tuning mechanism 20, the rotating mechanism 30, and the clamping mechanism 40 connected in sequence can achieve rapid positioning and installation of the workpiece, and increase the efficiency of assembling the workpiece to some extent.

According to the utility model discloses an embodiment, as shown in fig. 3, position fine-tuning 20 includes preceding connecting plate 21, back connecting plate 22 and is located the removal structure 23 between preceding connecting plate 21 and the back connecting plate 22, and preceding connecting plate 21 is connected on the lift support 11 that can vertical removal, and back connecting plate 22 can connect with horizontal migration through removing structure 23 on preceding connecting plate 21.

The utility model provides a position fine-tuning 20 is through setting up removal structure 23 in the front between connecting plate 21 and the back connecting plate 22 for back connecting plate 22 can carry out the displacement adjustment on the horizontal direction for preceding connecting plate 21, thereby the fine setting of controlling the position when realizing the work piece installation makes things convenient for the installation of work piece, especially to the work piece that some great work pieces and installation accuracy are higher, and installation time has been saved to a certain extent to this position fine-tuning 20.

Specifically, referring to fig. 1 and fig. 3, the front connecting plate 21 and the rear connecting plate 22 of the position fine adjustment mechanism 20 are both rectangular plate-shaped structures, and are arranged oppositely, and the moving structure 23 is located between the front connecting plate 21 and the rear connecting plate 22 and can drive the rear connecting plate 22 to move horizontally relative to the front connecting plate 21; the front connection plate 21 is connected to the lifting plate 14 of the moving body 10 by bolts, and the rear connection plate 22 is connected to the rotating mechanism 30.

As shown in fig. 3, in the present embodiment, the moving structure 23 includes a lead screw 231 and at least one guide rail 233, the at least one guide rail 233 is connected to the front connecting plate 21, the fixing portion 232 rotatably connected to the lead screw 231 is connected to the rear connecting plate 22, and the rear connecting plate 22 can horizontally move along the at least one guide rail 233 under the rotation of the lead screw 231.

Specifically, referring to fig. 3 to 5, the guide rail 233 is fixed to the front connecting plate 21 by bolts, the slide block 234 sliding along the guide rail 233 is mounted on the guide rail 233, the slide block 234 is fixed to the rear connecting plate 22, and the rear connecting plate 22 can move along the guide rail 233 along with the slide block 234; of course, in other embodiments of the present invention, the number of the guide rail 233 and the sliding block 234 may be adjusted according to actual needs, and is not limited herein.

The lead screw 231 is installed between the front connecting plate 21 and the rear connecting plate 22, in this embodiment, the lead screw 231 is fixedly installed on the front connecting plate 21, the lead screw 231 is installed with a fixing portion 232 capable of moving along the lead screw 231, and the fixing portion 232 is connected with the rear connecting plate 22 through a bolt, so that the rear connecting plate 22 can move along the lead screw 231 along with the fixing portion 232 under the rotation of the lead screw 231. One end of the screw 231 is connected with a handle 235, so that an operator can conveniently hold the screw 231, the screw 231 can be driven to rotate by rotating the handle 235, then a fixing part 232 on the screw 231 is driven to move along the screw, and the rear connecting plate 22 connected with the fixing part 232 is further driven to move along the guide rail 233, so that the horizontal displacement of a workpiece can be adjusted. Of course, in this embodiment, only the case where the rear connecting plate 22 moves along the guide rail 233 is shown, and in other embodiments of the present invention, the installation positions of the screw 231 and the guide rail 233 may be adjusted, so that the front connecting plate 21 moves along the guide rail 233, which is not limited herein.

According to an embodiment of the present invention, as shown in fig. 6, the rotating mechanism 30 includes a connecting plate 31 and a turntable bearing 32 connected to the connecting plate 31, and the turntable bearing 32 is connected to the rear connecting plate 22 of the fine adjustment mechanism 20.

Rotary mechanism 30 can realize the rotation of work piece on fixture mechanism 40 through the turntable bearing 32 of installing between back connecting plate 22 and connecting plate 31, can satisfy the installation operating mode of the different angles of work piece.

Specifically, as shown in fig. 1 and 6, the rotating mechanism 30 includes a plate-shaped connecting plate 31, handles 33 are mounted at upper and lower ends of the connecting plate 31, the rotating mechanism 30 can be conveniently controlled to rotate by the handles 33, and a turntable bearing 32 is connected to the center of the connecting plate 31. The turntable bearing 32 allows the rotation mechanism 30 to rotate at an arbitrary angle with respect to the fine position adjustment mechanism 20, thereby driving the workpiece to rotate around the center line of the rotation mechanism 30.

According to an embodiment of the present invention, as shown in fig. 1 and fig. 8, a rotation locking structure 24 capable of fixing the position of the rotation mechanism 30 is disposed between the fine adjustment mechanism 20 and the rotation mechanism 30, the rotation locking structure 24 includes a rotation locking pin 241 and a rotation locking block 242, and the rotation locking pin 241 can be embedded into the rotation locking block 242.

The utility model discloses a rotatory locking structure 24 can realize rotary mechanism 30's automatic locking location, when rotary mechanism 30 drove the work piece rotation to certain angle, rotatory locking structure 24 can automatic locking, and then restriction rotary mechanism 30's rotation realizes the fixed of work piece space angle.

Specifically, in a possible embodiment, the rotation locking elastic pin 241 is connected to the rear connecting plate 31 of the fine position adjustment mechanism 20, and the rotation locking block 242 is connected to the connecting plate 31 of the rotation mechanism 30; in another possible embodiment, the rotation locking elastic pin 241 is connected to the connection plate 31 of the rotation mechanism 30, and the rotation locking block 242 is connected to the rear connection plate 31 of the fine position adjustment mechanism 20.

Referring to fig. 8, the rotary locking elastic pin 241 is designed to have a round head shape, and automatically contracts and rebounds after being touched, so as to have an automatic locking function, the rotary locking block 242 is a semicircular plate-shaped structure provided with a groove, and after the rotary locking elastic pin 241 and the rotary locking block 242 form a position state of being arranged relatively, the rotary locking elastic pin 241 is embedded into the groove of the rotary locking block 242 by touching the rotary locking elastic pin 241, so as to achieve locking and positioning of the rotary locking elastic pin 241 and the rotary locking block 242. In the present embodiment, the rotation locking elastic pin 241 is installed on the rear connecting plate 22 of the position fine adjustment mechanism 20 and is located on one side of the rear connecting plate 22 close to the turntable bearing 32; the number of the rotation locking blocks 242 may be multiple, and the rotation locking blocks 242 are connected to the connecting plate 31 of the rotation mechanism 30 at intervals along the circumferential direction of the turntable bearing 32, and are located on one side of the connecting plate 31 where the turntable bearing 32 is located, in this embodiment, two rotation locking blocks 242 are arranged on the connecting plate 31 and are located on two sides of the turntable bearing 32, respectively, and the rotation mechanism 30 may be locked and positioned at two positions corresponding to the rotation locking blocks 242 through the rotation locking elastic pins 241; of course, in other embodiments, the installation positions of the rotation locking elastic pin 241 and the rotation locking block 242 may be interchanged and adjusted according to the actual application scenario, which is not limited herein. According to one embodiment of the present invention, as shown in fig. 7, the clamp mechanism 40 includes a clamp main body 41, and a safety locking pin 42 is provided on the clamp main body 41.

Anchor clamps mechanism 40 can realize setting up safety locking pin 42 to the centre gripping of work piece on anchor clamps mechanism 40, can prevent that the work piece from droing when assembling, eliminating the potential safety hazard.

Specifically, referring to fig. 7, the clamp main body 41 is a groove-shaped fork structure with a certain width, a PC polycarbonate plate is used for protection in the groove, a safety locking pin 42 is installed on one side of the fork-shaped clamp main body 41, and the safety locking pin 42 can lock and fix the clamped workpiece to prevent the workpiece from falling off.

According to an embodiment of the present invention, as shown in fig. 1 and 8, a positioning structure 34 is disposed between the rotating mechanism 30 and the clamping mechanism 40, the positioning structure 34 includes a positioning pin hole 341 and a positioning pin 342, and the positioning pin 342 can be inserted into the positioning pin hole 341.

The utility model discloses a location structure 34 can realize the location of fixture mechanism 40 on rotary mechanism 30, carries out preliminary fixed to fixture mechanism 40 simultaneously.

Specifically, as shown in fig. 8, a positioning pin hole 341 is formed in the connecting plate 31, and a positioning pin 342 is connected to the jig main body 41; of course, in other embodiments, the positioning pin hole 341 may be opened in the jig main body 41, and the positioning pin 342 may be connected to the connecting plate 31. Further, referring to fig. 6 and 7, in the present embodiment, two positioning pins 342 are provided and are spaced apart from each other along the horizontal direction of the fixture main body 41, wherein one of the positioning pins 342 is a flat pin, and the flat pin has a square structure. When the rotating mechanism 30 is connected and positioned with the clamping mechanism 40, the positioning pin 342 and the positioning pin hole 341 cooperate to achieve positioning and initial fixing of the clamping mechanism 40.

According to an embodiment of the present invention, as shown in fig. 1, 6 to 8, a fixing structure 35 is disposed between the rotating mechanism 30 and the clamping mechanism 40, the fixing structure 35 includes a pressing type locking nut 351 and a pressing type locking pin 352, and the pressing type locking nut 351 can be tightly connected to the pressing type locking pin 352. Fixed knot construct 35 can realize that the locking of fixture mechanism 40 on rotary mechanism 30 is fixed.

Specifically, the pressing type locking nut 351 is provided on the connecting plate 31, and the pressing type locking pin 352 is provided on the jig main body 41; of course, in other embodiments, the press-type locking nut 351 may be provided on the holder body 41, and the press-type locking pin 352 may be provided on the connecting plate 31. Further, referring to fig. 6 and 7, in the present embodiment, after the rotating mechanism 30 and the clamping mechanism 40 are connected and positioned by the positioning pin 342 and the positioning pin hole 341, the clamping mechanism 40 can be locked and fixed by the cooperation of the pressing type locking pin 352 and the pressing type locking nut 351.

The utility model discloses a location structure 34 adopts the little clearance fit location of two round pins in one side, combines the clamp mechanism 40 that push type fitting pin 352 and push type lock nut 351 on the fixed knot constructs 35 can realize the front end and connecting plate 31 high-speed joint or the dismantlement of rotary mechanism 30, and then can be according to the different clamp mechanism 40 of the type quick replacement of different work pieces.

The above embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (12)

1. A clamp device, comprising:

a moving body having a lifting bracket;

the position fine adjustment mechanism can be vertically movably connected to the lifting support;

the rotating mechanism can be horizontally movably connected to the position fine adjustment mechanism;

and the clamp mechanism is arranged on the rotating mechanism and is provided with a clamping structure capable of placing and locking a workpiece.

2. The clamp device recited in claim 1, wherein the fine position adjustment mechanism comprises a front connection plate, a rear connection plate, and a moving structure located between the front connection plate and the rear connection plate, the front connection plate being vertically movably connected to the lifting bracket, the rear connection plate being horizontally movably connected to the front connection plate through the moving structure.

3. The clamping apparatus as claimed in claim 2, wherein the moving structure comprises a screw and at least one guide rail, at least one of the guide rails is connected to the front connecting plate, the rear connecting plate is provided with a fixing portion for rotatably connecting the screw, and the rear connecting plate can be horizontally moved along at least one of the guide rails under the rotation of the screw.

4. The fixture device of claim 2, wherein the rotation mechanism comprises a connection plate and a turntable bearing connected to the connection plate, the turntable bearing being connected to the rear connection plate.

5. The jig device according to claim 4, wherein a rotation locking structure capable of fixing a position of the rotation mechanism is provided between the fine position adjustment mechanism and the rotation mechanism.

6. The clamp device recited in claim 5, wherein the rotational locking structure comprises a rotational locking pin and a rotational locking block, the rotational locking pin being insertable into the rotational locking block; wherein,

the rotary locking elastic pin is connected to the rear connecting plate, and the rotary locking block is connected to the connecting plate; or,

the rotary locking elastic pin is connected to the connecting plate, and the rotary locking block is connected to the rear connecting plate.

7. The clamp device recited in claim 4, wherein the clamp mechanism includes a clamp body having a safety locking pin disposed thereon.

8. The fixture device according to claim 7, wherein a positioning structure is provided between the rotation mechanism and the fixture mechanism, the positioning structure comprising a positioning pin hole and a positioning pin, the positioning pin being insertable into the positioning pin hole.

9. The fixture apparatus of claim 8,

the positioning pin hole is formed in the connecting plate, and the positioning pin is connected to the clamp main body; or,

the positioning pin hole is formed in the clamp body, and the positioning pin is connected to the connecting plate.

10. The clamp device recited in claim 9, wherein the two locating pins are spaced apart along a horizontal direction of the clamp body, and wherein one of the locating pins is a flat pin.

11. The fixture device according to claim 7, wherein a fixing structure is disposed between the rotating mechanism and the fixture mechanism, the fixing structure includes a pressing-type locking nut and a pressing-type locking pin, and the pressing-type locking nut can be tightly connected to the pressing-type locking pin.

12. The fixture apparatus of claim 11,

the pressing type locking nut is arranged on the connecting plate, and the pressing type locking pin is arranged on the clamp main body; or,

the pressing type locking nut is arranged on the clamp body, and the pressing type locking pin is arranged on the connecting plate.

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