CN114918845B - High-precision positioning device - Google Patents
High-precision positioning device Download PDFInfo
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- CN114918845B CN114918845B CN202210393398.4A CN202210393398A CN114918845B CN 114918845 B CN114918845 B CN 114918845B CN 202210393398 A CN202210393398 A CN 202210393398A CN 114918845 B CN114918845 B CN 114918845B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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Abstract
The application relates to the technical field of positioning devices, in particular to a high-precision positioning device which comprises a base, an adsorption mechanism and a limiting mechanism, wherein the base comprises a fixed plate, a movable plate and a first spring, a first groove and a second groove are formed in the fixed plate, and the limiting mechanism comprises a threaded rod, a limiting plate, a supporting seat and a second spring. The high-precision positioning device provided by the application has the advantages that the positioning function of the first component with any size can be quickly completed at any position on the fixed plate through the matching of the movable plate, the first spring, the limiting plate and the second spring, and the defect that the positioning pin is required to be carefully aligned to prevent damage to the first component when the first component is placed due to the fact that the positioning pin is positioned when the positioning pin is used is overcome, and the original positioning pin cannot be used when the size of the first component is changed is overcome.
Description
Technical Field
The application relates to the technical field of positioning devices, in particular to a high-precision positioning device.
Background
Part of the parts in industrial production cannot be formed at one time by stamping or injection molding and the like, so that the assembly becomes an indispensable step in industrial production, and in the assembly process, the first part and the second part are often positioned by using positioning workpieces respectively, and then the first part and the second part are assembled.
Chinese patent CN202010833978.1 discloses a positioning device, which positions a second component through an adsorption mechanism, and then positions a first component through a base and a plurality of positioning pins, but this solution, when in use, because the positioning of the first component is completed through the positioning pins, needs to be carefully aligned to prevent the positioning pins from damaging the first component when the first component is placed, and secondly, the original positioning pins cannot be used when the size of the first component is changed.
Disclosure of Invention
Based on this, it is necessary to provide a positioning device with high accuracy against the problems of the prior art.
In order to solve the problems in the prior art, the application adopts the following technical scheme:
the utility model provides a positioner of high accuracy, the on-line screen storage device comprises a base, adsorption equipment and stop gear, the base includes the fixed plate, fly leaf and first spring, first recess and second recess have been seted up on the fixed plate, first recess and second recess all are rectangular shape, first recess and second recess all set up the same end on the fixed plate, the length direction of first recess and second recess keeps perpendicular, all be provided with stop gear in first recess and the second recess, the fly leaf slides and sets up the one end of keeping away from stop gear on the fixed, the slip direction of fly leaf keeps parallel with fixed plate thickness direction, first spring setting is in the one side of fly leaf down, the axis of first spring keeps parallel with the slip direction of fly leaf, stop gear includes the threaded rod, the limiting plate, supporting seat and second spring, the axis of threaded rod respectively with corresponding first recess, the length direction of second recess keeps parallel, limiting plate and screw thread fit, the one end up of limiting plate is higher than the fixed plate, the supporting seat sliding arrangement keeps away from the position of center department on the fixed plate, the slip direction and the fixed plate direction keeps parallel with the supporting seat, supporting seat and rotation plate thickness direction parallel with the second spring setting up axis, the supporting seat parallel with the second spring setting.
Preferably, the base further comprises a plurality of balls, the balls are movably arranged on one surface of the movable plate far away from the first spring, and all the balls are uniformly arranged on the movable plate.
Preferably, the movable plate is arranged inside the fixed plate in a sliding manner, a plurality of first limiting holes are formed in the fixed plate, and the number of the first limiting holes is equal to that of the balls and the positions of the first limiting holes are in one-to-one correspondence.
Preferably, two side walls of the supporting seat, which are parallel to each other, are provided with limiting strips, the length direction of the limiting strips is parallel to the sliding direction of the supporting seat, and the fixing plate is provided with a first limiting chute matched with the limiting strips.
Preferably, the first groove and the second groove are respectively provided with a limiting shaft, the axes of the limiting shafts are respectively parallel to the length directions of the corresponding first groove and second groove, the limiting plate is provided with a second limiting chute matched with the limiting shaft, and one end of the second limiting chute close to the limiting shaft is communicated with the limiting plate.
Preferably, the rotatable pressing mechanism that is provided with in a pair of parallel lateral wall center department of base, pressing mechanism includes the rotor plate, the press plate, third spring and torsional spring, the rotor plate is "L" type, the rotatable side wall center department of connection on the fixed plate of one end of rotor plate, the press plate slides and sets up the other end at the rotor plate, the slip direction of press plate keeps parallel with the extending direction of rotor plate, the one end that the rotor plate was kept away from to the press plate is provided with the fixed axle, the axis of fixed axle keeps parallel with the length direction of fixed plate, the third spring sets up the one end that is close to the rotor plate at the press plate, the axis of third spring keeps parallel with the slip direction of press plate, the torsional spring sets up the one end of being connected at rotor plate and fixed plate.
Preferably, the pressing mechanism further comprises a positioning plate and a positioning pin, the positioning plate is arranged inside the rotating plate in a sliding mode, the positioning plate is connected with one end of the third spring, which is far away from the pressing plate, a through hole for matching the positioning pin to work is formed in the positioning plate, a third limiting chute for matching the positioning pin to work is formed in the upward side of the rotating plate, a plurality of through holes which are uniformly formed in the downward side of the rotating plate along the length direction of the third limiting chute are formed in the downward side of the rotating plate, and a fixing strip is arranged at the upward end of the positioning pin.
Preferably, a limiting rod is arranged at one end, close to the pressing plate, of the positioning plate, a second limiting hole matched with the second limiting hole is formed in the pressing plate, and the third spring is sleeved on the limiting rod.
Preferably, the first limiting protrusions are arranged on the two parallel side faces of the positioning plate, and the fourth limiting sliding grooves matched with the first limiting protrusions are formed in the rotating plate.
Preferably, the first through hole of the positioning plate is provided with a second limiting protrusion, and the positioning pin is provided with a fifth limiting chute matched with the second limiting protrusion to work.
Compared with the prior art, the application has the beneficial effects that:
1. the high-precision positioning device provided by the application has the advantages that the positioning function of the first component with any size can be quickly completed at any position on the fixed plate through the matching of the movable plate, the first spring, the limiting plate and the second spring, and the defect that the positioning pin is required to be carefully aligned to prevent damage to the first component when the first component is placed due to the fact that the positioning pin is positioned when the positioning pin is used is overcome, and the original positioning pin cannot be used when the size of the first component is changed is overcome.
2. The high-precision positioning device provided by the application has the advantages that the function of reducing the friction force received by the first component during movement is realized through the ball, and the defect that the first component is possibly damaged due to friction with the ball during movement is overcome.
3. The high-precision positioning device provided by the application has the advantages that the function of limiting the working range of the ball is realized by limiting the position of the movable plate and arranging the first limiting hole, and the defect that the ball possibly falls off from the movable plate is overcome.
4. According to the high-precision positioning device provided by the application, the function that the support seat drives the threaded rod to be stable in any state is realized through the cooperation of the limiting strip and the first limiting chute, and the defect that the limiting mechanism is possibly unstable due to shaking when being movably arranged on the fixed plate is overcome.
5. The high-precision positioning device provided by the application has the advantages that the function of always keeping the same state when the limiting plate moves in the up-down direction is realized through the cooperation of the second limiting chute and the limiting shaft, and the defect that the position of the limiting plate can be changed along with the up-down movement of the limiting mechanism is overcome.
6. The high-precision positioning device provided by the application has the advantages that the function of always keeping the first part placed in parallel with the base is realized through the pressing mechanism, and the defect that the first part can be inclined when moving is overcome.
7. The high-precision positioning device provided by the application realizes the function that the pressing end of the pressing mechanism can change position according to the requirement through the matching of the positioning plate, the positioning pin and the pressing plate, and overcomes the defect that the pressing end of the pressing mechanism can not touch the first component.
8. The high-precision positioning device provided by the application has the advantages that the function of always keeping connection between the pressing plate and the positioning plate is realized through the cooperation of the limiting rod and the second limiting hole, and the defect that the pressing plate can be separated from the cooperation work with the positioning plate after moving to a certain position is overcome.
9. According to the high-precision positioning device, the function of limiting the moving distance of the positioning plate is achieved through the cooperation of the first limiting protrusion and the fourth limiting chute, and the defect that the pressing plate cannot work normally due to the fact that the positioning plate possibly breaks away from the rotating plate is overcome.
10. According to the high-precision positioning device, the function of limiting the moving distance of the positioning pin is achieved through the cooperation of the second limiting protrusion and the fifth limiting chute, and the defect that the positioning pin can fall off from the positioning plate when the rotating plate rotates is overcome.
Drawings
FIG. 1 is a perspective view of the application in a first overall use state;
FIG. 2 is a perspective view of the application in a second overall use state;
FIG. 3 is a schematic top view of the entirety of the present application;
FIG. 4 is a schematic perspective view of the base of the present application;
FIG. 5 is an exploded perspective view of the base of the present application;
FIG. 6 is a schematic perspective view of a spacing mechanism of the present application;
FIG. 7 is an exploded perspective view of the spacing mechanism of the present application;
fig. 8 is a perspective view of the pressing mechanism of the present application;
fig. 9 is an exploded perspective view of the pressing mechanism of the present application; '
Fig. 10 is a schematic exploded perspective view of the pressing mechanism of the present application.
The reference numerals in the figures are:
1-a base; 1 a-a fixing plate; 1a 1-a first groove; 1a 2-a second groove; 1a 3-a first limiting hole; 1a 4-a first limit chute; 1a 5-limiting shaft; 1 b-a movable plate; 1 c-a first spring; 1 d-ball;
2-an adsorption mechanism;
3-a limiting mechanism; 3 a-a threaded rod; 3 b-a limiting plate; 3b 1-a second limit chute; 3 c-a supporting seat; 3c 1-limit strips; 3 d-a second spring;
4-a pressing mechanism; 4 a-a rotating plate; 4a 1-a third limit chute; 4a 2-fourth limit sliding groove; 4 b-pressing plate; 4b 1-a fixed shaft; 4b 2-a limit rod; 4 c-a third spring; 4 d-torsion spring; 4 e-positioning plates; 4e 1-a second limiting hole; 4e 2-a first limit protrusion; 4e 3-second limit protrusions; 4 f-locating pins; 4f 1-fixing the strip; 4f 2-a fifth limit chute.
Detailed Description
The application will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the application and the specific objects and functions achieved.
As shown in fig. 1 to 10, the present application provides:
the utility model provides a positioner of high accuracy, including base 1, adsorption equipment 2 and stop gear 3, base 1 includes fixed plate 1a, fly leaf 1b and first spring 1c, first recess 1a1 and second recess 1a2 have been seted up on the fixed plate 1a, first recess 1a1 and second recess 1a2 all are rectangular shape, first recess 1a1 and second recess 1a2 all set up the same end on fixed plate 1a, the length direction of first recess 1a1 and second recess 1a2 keeps vertically, all be provided with stop gear 3 in first recess 1a1 and the second recess 1a2, the one end of keeping away from stop gear 3 on the fixed, the slip direction of fly leaf 1b keeps parallel with fixed plate 1a thickness direction, first spring 1c sets up in the one side of fly leaf 1b down, the axis of first spring 1c keeps parallel with the slip direction of fly leaf 1b, stop gear 3 includes 3a, stop plate 3b, supporting seat 3d and second spring 3d, the corresponding in the corresponding position of supporting seat 3d and the first recess 3a of 3a and the second recess 3d keeps parallel with the fixed plate 3c of the fixed plate, the corresponding position of the first recess 3a of 3d and the fixed plate 3d, the fixed plate is kept parallel with the first axial direction of the fixed plate 1a 3d, the fixed plate is kept parallel with the fixed plate 3d, the fixed plate 3d is kept parallel with the fixed plate 3 d.
Based on the above embodiment, the technical problem to be solved by the present application is that the positioning pin 4f is used to position the first component, which results in that the positioning pin 4f needs to be carefully aligned to prevent damage to the first component when the first component is placed, and then the original positioning pin 4f cannot be used when the size of the first component is changed. Therefore, the application is characterized in that the second component is firstly placed on the adsorption mechanism 2, then the second component is fixed through the adsorption mechanism 2, then the first component is placed on the base 1, when the first component is placed on the fixed plate 1a and the limiting mechanism 3 is not covered by the first component, the first component is pushed by the worker to slide on the movable plate 1b so that two vertical side surfaces of the first component respectively collide with the two limiting mechanisms 3 to complete the positioning work of the first component, when the first component is placed on the fixed plate 1a and the limiting mechanism 3 is covered by the first component, the worker pushes the first component to slide on the movable plate 1b to enable the limiting plate 3b to protrude out of the first component under the working of the second spring 3d, and then the first component is moved again by the worker so that the two vertical side surfaces respectively collide with the two limiting mechanisms 3 to complete the positioning work of the first component.
Further:
the base 1 further comprises a plurality of balls 1d, the balls 1d are arranged in a plurality, the balls 1d are movably arranged on one surface, far away from the first spring 1c, of the movable plate 1b, and all the balls 1d are uniformly arranged on the movable plate 1 b.
Based on the above embodiments, the present application is intended to solve the technical problem that the first member may be damaged by friction with the ball 1d when moving. For this reason, the present application makes contact with the balls 1d when the first member moves, and the balls 1d arbitrarily rotate with the movement of the first member, and the movable plate 1b of the present application reduces the friction force received when the first member moves by providing the balls 1d, compared to the prior art.
Further:
the movable plate 1b is arranged inside the fixed plate 1a in a sliding manner, a plurality of first limiting holes 1a3 are formed in the fixed plate 1a, and the number of the first limiting holes 1a3 is equal to that of the balls 1d and the positions of the first limiting holes are in one-to-one correspondence.
Based on the above embodiment, the technical problem to be solved by the present application is that the balls 1d may be separated from the movable plate 1 b. For this reason, the present application can only allow the balls 1d to protrude from the fixed plate 1a through the first limiting holes 1a3 by disposing the movable plate 1b inside the fixed so as to be in contact with the first member, and the fixed plate 1a of the present application limits the working range of the balls 1d by defining the position of the movable plate 1b and disposing the first limiting holes 1a3, compared to the prior art.
Further:
two mutually parallel side walls of the supporting seat 3c are provided with limit strips 3c1, the length direction of the limit strips 3c1 is parallel to the sliding direction of the supporting seat 3c, and the fixed plate 1a is provided with a first limit chute 1a4 matched with the limit strips 3c 1.
Based on the above embodiment, the technical problem to be solved by the present application is that the limit mechanism 3 may shake unstably due to the movable arrangement on the fixed plate 1 a. Therefore, the application limits the moving state of the supporting seat 3c by the cooperation of the limiting strip 3c1 and the first limiting chute 1a4, and compared with the prior art, the moving seat of the application can keep stable under any state by the supporting seat 3c driving the threaded rod 3a by the cooperation of the limiting strip 3c1 and the first limiting chute 1a4.
Further:
the first groove 1a1 and the second groove 1a2 are respectively provided with a limiting shaft 1a5, the axes of the limiting shafts 1a5 are respectively parallel to the length directions of the corresponding first groove 1a1 and second groove 1a2, the limiting plate 3b is provided with a second limiting chute 3b1 matched with the limiting shaft 1a5, and one end of the second limiting chute 3b1 close to the limiting shaft 1a5 is communicated with the limiting plate 3 b.
Based on the above embodiment, the technical problem to be solved by the present application is that the position of the limiting plate 3b may be changed along with the up-and-down movement of the limiting mechanism 3. Therefore, in the application, the limit plate 3b keeps the same state with the second limit sliding groove 3b1 all the time when the limit plate 3b moves along the threaded rod 3a in the up-down direction, and compared with the prior art, the limit plate 3b keeps the same state all the time when the limit plate 3b moves along the up-down direction through the cooperation of the second limit sliding groove 3b1 and the limit shaft 1a 5.
Further:
the base 1 is rotatably provided with a pressing mechanism 4 at a pair of parallel side wall centers, the pressing mechanism 4 comprises a rotating plate 4a, a pressing plate 4b, a third spring 4c and a torsion spring 4d, the rotating plate 4a is in an L shape, one end of the rotating plate 4a is rotatably connected to the side wall center on the fixed plate 1a, the pressing plate 4b is slidably arranged at the other end of the rotating plate 4a, the sliding direction of the pressing plate 4b is parallel to the extending direction of the rotating plate 4a, one end of the pressing plate 4b far away from the rotating plate 4a is provided with a fixed shaft 4b1, the axis of the fixed shaft 4b1 is parallel to the length direction of the fixed plate 1a, the third spring 4c is arranged at one end of the pressing plate 4b close to the rotating plate 4a, the axis of the third spring 4c is parallel to the sliding direction of the pressing plate 4b, and the torsion spring 4d is arranged at one end of the rotating plate 4a connected to the fixed plate 1 a.
Based on the above embodiments, the technical problem to be solved by the present application is that a tilting state may occur when the first member moves. Therefore, according to the application, the pressing mechanism 4 on one side is firstly turned on, then the first component is placed on the fixed plate 1a, and then the pressing mechanism 4 is released, and the pressing mechanisms 4 on the two sides are matched to press the first component to keep the first component in a horizontal state.
Further:
the pressing mechanism 4 further comprises a positioning plate 4e and a positioning pin 4f, the positioning plate 4e is arranged inside the rotating plate 4a in a sliding mode, the positioning plate 4e is connected with one end, away from the pressing plate 4b, of the third spring 4c, a through hole matched with the positioning pin 4f to work is formed in the positioning plate 4e, a third limiting sliding groove 4a1 matched with the positioning pin 4f to work is formed in one face of the rotating plate 4a, a plurality of through holes which are uniformly formed in the length direction of the third limiting sliding groove 4a1 are formed in the face of the rotating plate 4a, and a fixing strip 4f1 is arranged at one end, facing upwards, of the positioning pin 4 f.
Based on the above embodiment, the technical problem to be solved by the present application is that the pressing end of the pressing mechanism 4 does not necessarily touch the first member. For this reason, the pressing mechanism 4 of the present application changes the pressing end of the pressing mechanism 4 by inserting the positioning pin 4f into the through holes of the positioning plate 4e and the rotating plate 4a to complete fixation after sliding the pressing plate 4b to a certain distance, and compared with the prior art, the pressing mechanism 4 of the present application allows the pressing end of the pressing mechanism 4 to change position as required by the cooperation of the positioning plate 4e, the positioning pin 4f and the pressing plate 4 b.
Further:
the locating plate 4e is provided with the gag lever post 4e1 near the one end of pressing plate 4b, has offered the second spacing hole 4b2 of cooperation gag lever post 4e1 work on the pressing plate 4b, and the third spring 4c cover is established on gag lever post 4e 1.
Based on the above embodiment, the technical problem to be solved by the present application is that the pressing plate 4b may be separated from the cooperation with the positioning plate 4e after moving to a certain position. Therefore, the application ensures that the positioning plate 4e and the pressing plate 4b are always parallel through the cooperation of the limiting rod 4e1 and the second limiting hole 4b2, and compared with the prior art, the pressing plate 4b of the application always maintains the connection between the pressing plate 4b and the positioning plate 4e through the cooperation of the second limiting hole 4b2 and the limiting rod 4e 1.
Further:
the two parallel side surfaces of the positioning plate 4e are provided with first limiting protrusions 4e2, and the rotating plate 4a is provided with fourth limiting sliding grooves 4a2 matched with the first limiting protrusions 4e 2.
Based on the above embodiment, the technical problem to be solved by the present application is that the positioning plate 4e may be separated from the rotating plate 4a, so that the pressing plate 4b cannot work normally. Therefore, after the positioning plate 4e moves to a certain distance, the first limiting protrusion 4e2 is abutted against one end of the fourth limiting chute 4a2 so as to prevent the movement of the positioning plate 4e, and compared with the prior art, the positioning plate 4e limits the movement distance of the positioning plate 4e through the cooperation of the first limiting protrusion 4e2 and the fourth limiting chute 4a2.
Further:
the first through hole of the positioning plate 4e is provided with a second limiting protrusion 4e3, and the positioning pin 4f is provided with a fifth limiting chute 4f2 matched with the second limiting protrusion 4e3 to work.
Based on the above embodiment, the technical problem to be solved by the present application is that the rotation of the rotation plate 4a may cause the positioning pin 4f to be separated from the positioning plate 4 e. Therefore, after the positioning pin 4f moves to a certain distance, the second limiting protrusion 4e3 is abutted with one end of the fifth limiting chute 4f2, so that the positioning pin 4f is prevented from moving continuously.
The foregoing examples merely illustrate one or more embodiments of the application, which are described in greater detail and are not to be construed as limiting the scope of the application. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.
Claims (8)
1. The utility model provides a positioner of high accuracy, including base (1), adsorption equipment (2) and stop gear (3), a serial communication port, base (1) is including fixed plate (1 a), fly leaf (1 b) and first spring (1 c), first recess (1 a 1) and second recess (1 a 2) have been seted up on fixed plate (1 a), first recess (1 a 1) and second recess (1 a 2) all are rectangular shape, same end on fixed plate (1 a) is all set up to first recess (1 a 1) and second recess (1 a 2), the length direction of first recess (1 a 1) and second recess (1 a 2) keeps perpendicular, all be provided with stop gear (3) in first recess (1 a 1) and second recess (1 a 2), the one end of stop gear (3) is kept away from on the fixed plate to the slip setting in fly leaf (1 b), the slip direction and fixed plate (1 a) thickness direction keep parallel, first spring (1 c) set up at the same end on fixed plate (1 a) on the fixed plate (1 a), the same end of first recess (1 a) and second recess (1 a) that the axis (3) is kept parallel with first recess (3 b), the corresponding screw rod (3) is kept to first recess (1 a) and second recess (3 a) in the first recess (1 a 2), the axial line (3 d) is kept parallel with the first axis (3 d) of the screw rod (3 b) respectively The length direction of the second groove (1 a 2) is kept parallel, the limiting plate (3 b) is in threaded fit with the threaded rod (3 a), one upward end of the limiting plate (3 b) is higher than the fixed plate (1 a), the supporting seat (3 c) is slidably arranged at a position, far away from the center, on the fixed plate (1 a), the sliding direction of the supporting seat (3 c) is kept parallel to the thickness direction of the fixed plate (1 a), the supporting seat (3 c) is in rotary fit with the threaded rod (3 a), the second spring (3 d) is arranged below the supporting seat (3 c), and the axis of the second spring (3 d) is kept parallel to the sliding direction of the supporting seat (3 c);
a pressing mechanism (4) is rotatably arranged at the centers of a pair of parallel side walls of the base (1), the pressing mechanism (4) comprises a rotating plate (4 a), a pressing plate (4 b), a third spring (4 c) and a torsion spring (4 d), the rotating plate (4 a) is in an L shape, one end of the rotating plate (4 a) is rotatably connected to the centers of the side walls on the fixed plate (1 a), the pressing plate (4 b) is slidably arranged at the other end of the rotating plate (4 a), the sliding direction of the pressing plate (4 b) is parallel to the extending direction of the rotating plate (4 a), one end of the pressing plate (4 b) far away from the rotating plate (4 a) is provided with a fixed shaft (4 b 1), the axis of the fixed shaft (4 b 1) is parallel to the length direction of the fixed plate (1 a), the third spring (4 c) is arranged at one end of the pressing plate (4 b) close to the fixed plate (1 a), the axis of the third spring (4 c) is parallel to the sliding direction of the pressing plate (4 b), and the torsion spring (4 d) is arranged at one end of the rotating plate (4 a) connected to the fixed plate (1 a);
pressing mechanism (4) still include locating plate (4 e) and locating pin (4 f), locating plate (4 e) slip sets up inside rotor plate (4 a), locating plate (4 e) are connected with the one end that pressing plate (4 b) was kept away from to third spring (4 c), the through-hole of cooperation locating pin (4 f) work has been seted up on locating plate (4 e), third spacing spout (4 a 1) of cooperation locating pin (4 f) work has been seted up to rotor plate (4 a) up one side, a plurality of through-holes that all are provided with along third spacing spout (4 a 1) length direction evenly are seted up to rotor plate (4 a) one end that locating pin (4 f) up is provided with fixed rectangular (4 f 1).
2. A high precision positioning device according to claim 1, characterized in that the base (1) further comprises a plurality of balls (1 d), the balls (1 d) are arranged in a plurality, the balls (1 d) are movably arranged on one surface of the movable plate (1 b) far away from the first spring (1 c), and all the balls (1 d) are uniformly arranged on the movable plate (1 b).
3. The high-precision positioning device according to claim 2, wherein the movable plate (1 b) is slidably arranged inside the fixed plate (1 a), a plurality of first limiting holes (1 a 3) are formed in the fixed plate (1 a), and the number of the first limiting holes (1 a 3) is equal to that of the balls (1 d) and the positions of the first limiting holes are in one-to-one correspondence.
4. A high-precision positioning device according to claim 3, characterized in that two mutually parallel side walls of the supporting seat (3 c) are provided with limiting strips (3 c 1), the length direction of the limiting strips (3 c 1) is kept parallel to the sliding direction of the supporting seat (3 c), and the fixing plate (1 a) is provided with a first limiting chute (1 a 4) matched with the limiting strips (3 c 1).
5. The high-precision positioning device according to claim 4, wherein the first groove (1 a 1) and the second groove (1 a 2) are respectively provided with a limiting shaft (1 a 5), the axes of the limiting shafts (1 a 5) are respectively parallel to the length directions of the corresponding first groove (1 a 1) and second groove (1 a 2), the limiting plate (3 b) is provided with a second limiting chute (3 b 1) matched with the limiting shaft (1 a 5), and one end of the second limiting chute (3 b 1) close to the limiting shaft (1 a 5) is communicated with the limiting plate (3 b).
6. The high-precision positioning device according to claim 1, wherein a limiting rod (4 e 1) is arranged at one end of the positioning plate (4 e) close to the pressing plate (4 b), a second limiting hole (4 b 2) matched with the limiting rod (4 e 1) to work is arranged on the pressing plate (4 b), and a third spring (4 c) is sleeved on the limiting rod (4 e 1).
7. The high-precision positioning device according to claim 6, wherein the first limiting protrusions (4 e 2) are arranged on two parallel side surfaces of the positioning plate (4 e), and the fourth limiting sliding groove (4 a 2) matched with the first limiting protrusions (4 e 2) to work is formed in the rotating plate (4 a).
8. The high-precision positioning device according to claim 7, wherein the first through hole of the positioning plate (4 e) is provided with a second limiting protrusion (4 e 3), and the positioning pin (4 f) is provided with a fifth limiting chute (4 f 2) matched with the second limiting protrusion (4 e 3) to work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210393398.4A CN114918845B (en) | 2022-04-14 | 2022-04-14 | High-precision positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210393398.4A CN114918845B (en) | 2022-04-14 | 2022-04-14 | High-precision positioning device |
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| Publication Number | Publication Date |
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| CN114918845A CN114918845A (en) | 2022-08-19 |
| CN114918845B true CN114918845B (en) | 2023-10-20 |
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| CN202210393398.4A Active CN114918845B (en) | 2022-04-14 | 2022-04-14 | High-precision positioning device |
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