CN214722099U - Three-degree-of-freedom positioning mechanism - Google Patents
Three-degree-of-freedom positioning mechanism Download PDFInfo
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- CN214722099U CN214722099U CN202121023412.9U CN202121023412U CN214722099U CN 214722099 U CN214722099 U CN 214722099U CN 202121023412 U CN202121023412 U CN 202121023412U CN 214722099 U CN214722099 U CN 214722099U
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Abstract
This reality is new to be related to and locks screw equipment technical field, concretely relates to three degrees of freedom positioning mechanism, including bottom plate and the workstation that is used for holding and puts the product, at least three telescopic machanism is rotationally installed to the top surface of bottom plate, and each telescopic machanism all includes the telescopic link, and the work end of three telescopic machanism's telescopic link is all articulated through the bottom surface of ball pivot subassembly with the workstation. Because the work end of the telescopic link of three telescopic machanism all is articulated through the bottom surface of ball pivot subassembly with the workstation, through the flexible volume of adjusting three telescopic link, can make the workstation in order to incline with multiple angle on a plurality of directions to the inclined hole perpendicular to electricity of waiting to lock the screw is criticized, has replaced the mode of adopting artifical manual inclined hole lock screw in the past, thereby has improved work efficiency.
Description
Technical Field
This reality is new and is related to lock screw equipment technical field, concretely relates to three degree of freedom positioning mechanism.
Background
In the field of screw locking equipment, screws of products with inclined holes are often required to be locked, for example, a notebook computer is required, because the edge part of a bottom plate of the notebook computer is generally provided with an arc surface in order to meet the requirement of a consumer on attractive appearance, and the screw holes are arranged along with the arc surface to incline to different degrees.
Because the screwdriver of current lock screw equipment all is vertical setting to the screwdriver can't incline, because even the screwdriver can incline, nevertheless because the relation of gravity, the screw that the screwdriver was taken is all vertical state all the time, consequently, can't adopt current lock screw mechanism to lock the screw to the inclined hole, generally all adopt artifical manual lock screw to the lock screw process of this kind of inclined hole among the prior art, there is the slow characteristics of work efficiency in this kind of processing mode.
SUMMERY OF THE UTILITY MODEL
The present invention aims to provide a three-degree-of-freedom positioning mechanism with high working efficiency, aiming at the existing defects.
The novel purpose is realized by the following technical scheme: the application provides a three degree of freedom positioning mechanism, including the bottom plate with be used for holding the workstation of putting the product, at least three telescopic machanism is rotationally installed to the top surface of bottom plate, and each telescopic machanism all includes the telescopic link, and the work end of three telescopic machanism's telescopic link is all articulated through the bottom surface of ball pivot subassembly with the workstation.
Wherein, three telescopic machanism arranges on the bottom plate with the triangle-shaped.
The telescopic mechanism further comprises a telescopic motor and a motor actuator, the telescopic motor is connected with the motor actuator, the telescopic rod is slidably mounted in the motor actuator, and the telescopic motor can drive the telescopic rod to do telescopic motion.
The bottom surface of the motor actuator is fixedly provided with a hinged support, the top surface of the bottom plate is fixedly provided with a hinged seat, and the hinged support is hinged with the hinged seat through a rotating shaft and a hinged bearing.
The telescopic mechanism further comprises an inverted C-shaped frame, a first sliding piece is fixedly mounted on the outer side face of the motor actuator, a second sliding piece in sliding fit with the first sliding piece is fixedly mounted at the end of the C-shaped frame, and the telescopic rod penetrates through the middle of the C-shaped frame and can slide along the C-shaped frame.
The spherical hinge assembly comprises a spherical hinge support fixedly arranged on the bottom surface of the workbench and a spherical hinge part fixedly arranged at the end part of the telescopic rod, and the spherical hinge part is arranged in the spherical hinge support.
Wherein, the workstation still is equipped with the hold-down mechanism who is used for compressing tightly the product.
The pressing mechanism comprises a pressing plate and two pressing cylinders, the pressing plate is located above the workbench, the two pressing cylinders are fixedly installed on two sides of the bottom surface of the workbench respectively, piston rods of the pressing cylinders penetrate out of the workbench and are fixedly connected with an installation part, and the bottom surface of the pressing plate is fixedly connected with the top surface of the installation part.
Wherein, the periphery side of each telescopic link all is equipped with a nut of equal height.
The beneficial effect of this reality is new: the utility model provides a three degree of freedom positioning mechanism, because the work end of three telescopic machanism's telescopic link is all articulated through the bottom surface of ball pivot subassembly with the workstation, through the flexible volume of adjusting three telescopic link, can make the workstation in order to incline with multiple angle on a plurality of directions to the inclined hole perpendicular to electricity of screw is criticized to the messenger, has replaced the manual mode to inclined hole lock screw that adopts in the past, thereby has improved work efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the three-degree-of-freedom positioning mechanism in this embodiment.
Fig. 2 is an exploded view of the three-degree-of-freedom positioning mechanism in this embodiment.
Fig. 3 is a schematic structural diagram of the telescoping mechanism in this embodiment.
Fig. 4 is an exploded view of the telescoping mechanism in this embodiment.
Reference numerals: the device comprises a bottom plate 100, a workbench 201, a pressing plate 202, a mounting part 203, a pressing cylinder 204, a telescopic mechanism 300, a spherical hinge support 301, a spherical hinge 302, a C-shaped frame 303, an equal-height nut 304, a telescopic rod 305, a second sliding part 306, a first sliding part 307, a motor actuator 308, a telescopic motor 309, a hinged support 310, a rotating shaft 311 and a hinged seat 312.
Detailed Description
This example is further described in conjunction with the following examples.
Fig. 1 to 4 show a specific embodiment of a three-degree-of-freedom positioning mechanism, which includes a bottom plate 100 and a worktable 201 for supporting a product. In the present embodiment, the inclined hole of the notebook computer is taken as an example for explanation.
As a modification, three telescoping mechanisms 300 are rotatably mounted on the top surface of the base plate 100, and it should be noted that, if the mounting inclined hole is needed to be single, only one telescoping mechanism 300 or two telescoping mechanisms 300 may be provided, which may be specifically selected according to actual requirements.
In this embodiment, please refer to fig. 2, each telescoping mechanism 300 includes a telescoping rod 305, a telescoping motor 309, and a motor actuator 308, and the telescoping motor 309 is connected to the motor actuator 308, and may specifically adopt a gear or a synchronous belt to perform linkage. The telescopic rod 305 is slidably installed in the motor actuator 308, and the telescopic motor 309 can drive the telescopic rod 305 to perform telescopic motion, it should be noted that the electric telescopic rod 305 is a conventional electric push rod in the market, and is mainly controlled and driven by a servo motor, so that the transmission precision is high, automatic control can be performed, and high-precision adjustment can be performed.
In this embodiment, referring to fig. 2, the working ends of the telescopic rods 305 of the three telescopic mechanisms 300 are all hinged to the bottom surface of the workbench 201 through a spherical hinge assembly, the spherical hinge assembly includes a spherical hinge support 301 fixedly mounted on the bottom surface of the workbench 201 and a spherical hinge 302 fixedly mounted on the end of the telescopic rod 305, the spherical hinge 302 is embedded in the spherical hinge support 301, the spherical hinge assembly is also a conventional spherical hinge bearing on the market, and for those skilled in the art, the specific structure and working principle can be easily known. In addition, the three telescoping mechanisms 300 are arranged on the bottom plate 100 in a triangular shape, which can be selected according to actual requirements as long as the three telescoping mechanisms 300 are not in the same straight line. Because the work end of the telescopic link 305 of three telescopic machanism 300 all is articulated through the bottom surface of ball pivot subassembly with workstation 201, through the flexible volume of adjusting three telescopic link 305, can make workstation 201 in order to incline with multiple angle on a plurality of directions to the inclined hole perpendicular to electricity of the screw of waiting to lock is criticized, has replaced the manual mode to inclined hole lock screw that adopts in the past, thereby has improved work efficiency.
In this embodiment, a hinge bracket 310 is fixedly mounted on the bottom surface of the motor actuator 308, a hinge seat 312 is fixedly mounted on the top surface of the base plate 100, and the hinge bracket 310 is hinged to the hinge seat 312 through a rotating shaft 311 and a hinge bearing. This rotatable mounting enables the entire telescoping mechanism 300 to swing, and when the telescoping rod 305 is retracted or extended, the entire telescoping mechanism 300 can tilt and swing relative to the base plate 100, thereby tilting the table 201 at different angles in different directions.
In order to make the swing process of the telescopic mechanism 300 smoother, the telescopic mechanism 300 further includes an inverted C-shaped frame 303, a first sliding member 307 is fixedly mounted on an outer side surface of the motor actuator 308, a second sliding member 306 slidably engaged with the first sliding member 307 is fixedly mounted on an end portion of the C-shaped frame 303, and the telescopic rod 305 passes through a middle portion of the C-shaped frame 303 and can slide along the C-shaped frame 303. In order to keep the workbench 201 horizontal in a flat state, the peripheral side surface of each telescopic rod 305 is sleeved with a nut 304 with equal height, and the workbench 201 can be restored to an initial state when being returned through the matching of the nut 304 with the C-shaped frame 303, so that the automatic control is facilitated.
In this embodiment, the table 201 is further provided with a pressing mechanism for pressing the product. The pressing mechanism comprises a pressing plate 202 positioned above the workbench 201 and two pressing air cylinders 204 fixedly installed on two sides of the bottom surface of the workbench 201 respectively, piston rods of the pressing air cylinders 204 penetrate through the workbench 201 and are fixedly connected with a mounting piece 203, and the bottom surface of the pressing plate 202 is fixedly connected with the top surface of the mounting piece 203. By replacing the pressing plates 202 with different specifications, the screw locking device can be suitable for locking screws of products with different specifications, and has high applicability.
The three-degree-of-freedom positioning mechanism of the embodiment has the advantages that the working ends of the telescopic rods 305 of the three telescopic mechanisms 300 are hinged to the bottom surface of the workbench 201 through the spherical hinge assembly, the workbench 201 can be inclined at multiple angles in multiple directions by adjusting the telescopic amount of the three telescopic rods 305, and therefore inclined holes of screws to be locked are perpendicular to an electric screwdriver, the mode that screws are locked in inclined holes manually in the prior art is replaced, and working efficiency is improved.
The above embodiments are only used for illustrating the present novel technical solution, and should not be taken as a limitation to the present novel structure. Through the embodiment, a person skilled in the art can obtain a technical manner with an equivalent use effect through simple modification or equivalent replacement, and the technical manner should be considered to fall within the scope of the claims of the present novel technology.
Claims (9)
1. A three-degree-of-freedom positioning mechanism is characterized in that: including the bottom plate with be used for holding the workstation of putting the product, at least three telescopic machanism is rotationally installed to the top surface of bottom plate, and each telescopic machanism all includes the telescopic link, and is three the work end of telescopic machanism's telescopic link all through the ball pivot subassembly with the bottom surface of workstation is articulated.
2. The three-degree-of-freedom positioning mechanism of claim 1, wherein: the three telescopic mechanisms are arranged on the bottom plate in a triangular shape.
3. The three-degree-of-freedom positioning mechanism of claim 1, wherein: the telescopic mechanism further comprises a telescopic motor and a motor actuator, the telescopic motor is connected with the motor actuator, the telescopic rod is slidably mounted in the motor actuator, and the telescopic motor can drive the telescopic rod to do telescopic motion.
4. The three-degree-of-freedom positioning mechanism of claim 3, wherein: the bottom surface fixed mounting of motor executor has articulated support, the top surface fixed mounting of bottom plate has articulated seat, articulated support through pivot and hinge bearing with articulated seat is articulated.
5. The three-degree-of-freedom positioning mechanism of claim 3, wherein: the telescopic mechanism further comprises an inverted C-shaped frame, a first sliding piece is fixedly mounted on the outer side face of the motor actuator, a second sliding piece in sliding fit with the first sliding piece is fixedly mounted at the end of the C-shaped frame, and the telescopic rod penetrates through the middle of the C-shaped frame and can slide along the C-shaped frame.
6. The three-degree-of-freedom positioning mechanism of claim 1, wherein: the spherical hinge assembly comprises a spherical hinge support fixedly arranged on the bottom surface of the workbench and a spherical hinge part fixedly arranged at the end part of the telescopic rod, and the spherical hinge part is arranged in the spherical hinge support.
7. The three-degree-of-freedom positioning mechanism of claim 1, wherein: the workbench is also provided with a pressing mechanism for pressing the product.
8. The three-degree-of-freedom positioning mechanism of claim 7, wherein: the pressing mechanism comprises a pressing plate and two pressing cylinders, the pressing plate is located above the workbench, the two pressing cylinders are fixedly installed on two sides of the bottom surface of the workbench respectively, piston rods of the pressing cylinders penetrate out of the workbench and are fixedly connected with an installation piece, and the bottom surface of the pressing plate is fixedly connected with the top surface of the installation piece.
9. The three-degree-of-freedom positioning mechanism of claim 1, wherein: the periphery side of each telescopic link all is equipped with a nut of equal height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121023412.9U CN214722099U (en) | 2021-05-13 | 2021-05-13 | Three-degree-of-freedom positioning mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121023412.9U CN214722099U (en) | 2021-05-13 | 2021-05-13 | Three-degree-of-freedom positioning mechanism |
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| CN214722099U true CN214722099U (en) | 2021-11-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102987A (en) * | 2021-05-13 | 2021-07-13 | 广东贝迪机器人有限公司 | Three-degree-of-freedom positioning mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102987A (en) * | 2021-05-13 | 2021-07-13 | 广东贝迪机器人有限公司 | Three-degree-of-freedom positioning mechanism |
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