CN212497438U - Positioning connecting device - Google Patents
Positioning connecting device Download PDFInfo
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- CN212497438U CN212497438U CN202020809733.0U CN202020809733U CN212497438U CN 212497438 U CN212497438 U CN 212497438U CN 202020809733 U CN202020809733 U CN 202020809733U CN 212497438 U CN212497438 U CN 212497438U
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Abstract
The utility model relates to a location connecting device, including benchmark piece and connecting piece, be equipped with first location benchmark combination on the benchmark piece, first location combination includes first location benchmark, second location benchmark and third location benchmark, and wherein, first location benchmark is the round hole, the second location benchmark is the V-arrangement groove, the third location benchmark is the plane. The connecting piece is provided with a positioning part combination matched with the first positioning reference, the positioning part combination comprises three convex spheres, and when the first positioning part combination is combined with the positioning reference combination, the positioning connection device realizes positioning connection. The positioning connection device is simple in operation in the connection process and high in connection precision, and solves the problems that the traditional positioning connection is long in assembly period and wastes time and labor.
Description
Technical Field
The utility model relates to a machine parts field especially relates to a location connecting device.
Background
In the process of assembling mechanical equipment parts, assembling tool fixtures and particularly assembling parts of precision instruments, some parts need high-precision positioning connection to ensure the precision of the equipment. The assembly method has long assembly period and wastes time and labor, so that the later maintenance and assembly cost is high.
SUMMERY OF THE UTILITY MODEL
Based on this, there is a need to develop a device capable of quickly positioning and connecting to meet the requirement of mechanical positioning and assembling.
A positioning attachment, comprising:
the positioning device comprises a reference piece, a positioning device and a positioning device, wherein a first positioning reference combination is arranged on the reference piece, the first positioning reference combination comprises a first positioning reference, a second positioning reference and a third positioning reference, the first positioning reference is a round hole, the second positioning reference is a linear V-shaped groove, and the third positioning reference is a plane;
the connecting piece is provided with a positioning part combination matched with the first positioning reference combination, the positioning part combination comprises a first positioning part, a second positioning part and a third positioning part, the first positioning part, the second positioning part and the third positioning part are three convex spheres, and the connecting piece is detachably connected with the reference piece;
when the first positioning reference combination is combined with the positioning part combination, the reference piece and the connecting piece are in a first positioning connection state.
In one embodiment, a line connecting center points of the first positioning reference, the second positioning reference and the third positioning reference is a regular triangle.
In one embodiment, the fastening device further comprises a fixing part combination and a fixed part combination matched with the fixing part combination, the fixing part combination is arranged on the reference component, and the fixed part combination is arranged on the connecting component.
In one embodiment, the fixing portion is combined with a magnetic member, and the fixed portion is combined with a permanent magnet or an electromagnet.
In one embodiment, the datum part serves as a fixed part combination.
In one embodiment, the fixing portion assembly includes a first fixing portion, a second fixing portion, and a third fixing portion, and the fixed portion assembly includes a first fixed portion, a second fixed portion, and a third fixed portion.
In one embodiment, the first fixing portion, the second fixing portion, and the third fixing portion are magnetic screws.
In one embodiment, the permanent magnet is selected from any one of samarium cobalt magnet, neodymium iron boron magnet, ferrite magnet, alnico magnet, and iron chromium cobalt magnet.
In one embodiment, the reference member is further provided with a second positioning reference combination matched with the positioning portion combination, the second positioning reference combination comprises a fourth positioning reference, a fifth positioning reference and a sixth positioning reference, the fourth positioning reference is a circular hole, the fifth positioning reference is a linear V-shaped groove, the sixth positioning reference is a plane, and when the second positioning reference combination is combined with the positioning portion combination, the reference member and the connecting member are in a second positioning connection state.
In one embodiment, the reference member is provided with a first through hole, and the connecting member is provided with a second through hole, the first through hole communicating with the second through hole.
In the positioning and connecting device, one end of the reference part is fixedly connected with the fixed object, and the other end of the reference part is provided with a first positioning reference combination which comprises a first positioning reference, a second positioning reference and a third positioning reference, wherein the first positioning reference is a circular hole, the second positioning reference is a linear V-shaped groove, and the third positioning reference is a plane; the connecting piece is provided with a positioning part combination matched with the first positioning reference combination, and the positioning part combination comprises a first positioning part, a second positioning part and a third positioning part which are convex spheres. When the connecting piece needs to be connected with the reference piece in a positioning mode, the connecting piece is close to the reference piece, and the spherical shape of the first positioning part protrusion is combined with the first positioning reference circular hole; at the moment, the connecting piece can rotate on the second connecting end by taking the first positioning part as an axis until the convex sphere of the second positioning part is combined with the second positioning reference V-shaped groove; at this time, the connecting piece can rotate by taking a connecting line of the first positioning part and the second positioning part as an axis until the convex sphere of the third positioning part is combined with the third positioning reference plane, and at this time, the connecting piece is connected with the reference piece in a positioning mode.
Above-mentioned location connecting device, simple structure can realize the location fast through simple operation and connect, and connection accuracy is high, has solved traditional location and has connected the problem that the assembly cycle is long, waste time and energy.
Drawings
FIG. 1 is a schematic view of an embodiment of a positioning connection device;
FIG. 2 is a perspective view of a datum part;
FIG. 3 is a perspective view of the connector;
FIG. 4 is a schematic view of the connection between the first positioning reference and the first positioning portion in the first positioning connection state;
FIG. 5 is a schematic view of the connection between the second positioning datum and the second positioning portion in the first positioning connection state;
fig. 6 is a schematic view illustrating connection between a third positioning reference and a third positioning portion in a first positioning connection state;
FIG. 7 is a schematic view of the fastening device;
FIG. 8 is a schematic perspective view of another embodiment of a datum member;
FIG. 9 is a schematic view of the connection between the fourth positioning reference and the first positioning portion in the second positioning connection state;
fig. 10 is a schematic view illustrating a connection between a fifth positioning reference and a second positioning portion in a second positioning connection state;
fig. 11 is a schematic view illustrating connection between the sixth positioning reference and the third positioning portion in the second positioning connection state.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" 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" or "in communication with" another element, it can be directly connected to the other element or intervening elements may also be present. The terms "upper", "lower", "vertical", "horizontal", "left", "right" and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
One embodiment of a positioning and connecting device 10, please refer to fig. 1, which includes a reference member 200 and a connecting member 300.
Referring to fig. 2, the reference member 200 has a first connecting end S1 (not shown) and a second connecting end S2, the first connecting end S1 is fixedly connected to the fixture 100, and the second connecting end S2 is detachably connected to the connecting member 300.
Specifically, the second connection end S2 is provided with a first positioning reference assembly 210, the first positioning reference assembly 210 includes a first positioning reference 211, a second positioning reference 212, and a third positioning reference 213, and the first positioning reference 211 is a circular hole, the second positioning reference 212 is a V-shaped groove, and the third positioning reference 213 is a plane. The second connecting end S2 is further provided with a connecting hole, and the reference member 200 is fixedly connected to the fixed member 100 through the connecting hole.
Furthermore, the connecting lines of the central points of the first positioning reference 211, the second positioning reference 212 and the third positioning reference 213 are regular triangles, and the distances between the central points of the first positioning reference 211, the second positioning reference 212 and the third positioning reference 213 and the central point of the second connecting end S2 are equal.
In another embodiment, referring to fig. 8, a second positioning reference assembly 220 is further disposed on the reference member 200, the second positioning reference assembly 220 includes a fourth positioning reference 221, a fifth positioning reference 222 and a sixth positioning reference 223, the fourth positioning reference 221 is a circular hole, the fifth positioning reference 222 is a V-shaped groove, and the sixth positioning reference 223 is a plane. The second positioning reference assembly 220 and the second positioning reference assembly 210 are distributed in a staggered manner at an angle a, and the angle a is greater than 0 degree and less than or equal to 180 degrees.
In the present embodiment, the angle a is 90 degrees.
In some embodiments, the reference member 200 is provided with a first through hole 240, and the first through hole 240 penetrates the first connection end S1 and the second connection end S2. So that the first through hole 240 can receive an object therein.
Referring to fig. 3, the connecting member 300 has a third connecting end S3, a positioning assembly 310 matched with the first positioning reference assembly 210 is disposed on the third connecting end S3, and the positioning assembly 310 includes a first positioning portion 311, a second positioning portion 312 and a third positioning portion 313. And the first positioning portion 311, the second positioning portion 312 and the third positioning portion 313 are three convex spheres. When the positioning portion assembly 310 is combined with the first positioning reference assembly 210, the connecting member 300 and the reference member 200 are in the first positioning connection state; when the positioning assembly 310 is combined with the second positioning assembly 220, the connecting member 300 and the reference member 200 are in the second positioning connection state.
Specifically, referring to fig. 4 to 6, the spherical diameter of the first positioning portion 311 matches the diameter of the circular hole of the first positioning standard 211, and when the first positioning portion 311 is combined with the first positioning standard 211, the spherical outer surface of the first positioning portion 311 is tangent to the circumference of the inner wall of the circular hole of the first positioning standard 211; when the spherical shape of the second positioning part 312 is combined with the V-shaped groove of the second positioning reference 212, the spherical outer surface of the second positioning part 312 is tangent to both side walls of the V-shaped groove of the second positioning reference 212; when the third positioning portion 313 is spherically combined with the third positioning reference 213 plane, the vertex of the spherical surface of the third positioning portion 313 is tangent to the third positioning reference 213 plane.
Referring to fig. 9 to 11, the spherical diameter of the first positioning portion 311 matches the diameter of the circular hole of the fourth positioning reference 221, and when the first positioning portion 311 is combined with the fourth positioning reference 221, the spherical outer surface of the first positioning portion 311 is tangent to the circumference of the inner wall of the circular hole of the fourth positioning reference 221; when the spherical shape of the second positioning portion 312 is combined with the V-shaped groove of the fifth positioning reference 222, the outer surface of the second positioning portion 312 is tangent to both side walls of the V-shaped groove of the fifth positioning reference 222; when the third positioning portion 313 spherically merges with the sixth positioning reference 223 plane, the apex of the spherical surface of the third positioning portion 313 is tangent to the sixth positioning reference 223 plane.
When the connecting piece 300 needs to realize a first positioning connection state with the reference piece 200, the connecting piece 300 is close to the reference piece 200, and the convex sphere of the first positioning part 311 is combined with the circular hole of the first positioning reference 211; at this time, the connection member 300 may rotate on the second connection end S2 with the first positioning portion 311 as an axis until the convex spherical shape of the second positioning portion 312 is engaged with the V-shaped groove of the second positioning reference 212; at this time, the connecting element 300 can rotate around the connecting line of the first positioning portion 311 and the second positioning portion 312 as an axis until the convex sphere of the third positioning portion 313 is combined with the plane of the third positioning reference 213, and at this time, the connecting element 300 and the reference element 200 are connected in a positioning manner.
When the connecting piece 300 needs to achieve the second positioning connection state with the reference piece 200, the connecting piece 300 is close to the reference piece 200, and the convex sphere of the first positioning part 311 is combined with the round hole of the fourth positioning reference 221; at this time, the connection member 300 may rotate on the second connection end S2 with the first positioning portion 311 as the axis until the convex spherical shape of the second positioning portion 312 is engaged with the V-shaped groove of the fifth positioning reference 222; at this time, the connection member 300 can rotate about a line connecting the first positioning portion 311 and the second positioning portion 312 until the convex ball of the third positioning portion 313 is combined with the plane of the sixth positioning reference 223, and at this time, the connection member 300 is connected to the reference member 200 in a positioning manner.
In some embodiments, the connector 300 further has a second through hole 330, and the second through hole 330 is communicated with the first through hole 240, so that the second through hole 330 can accommodate an object therein.
Referring to fig. 7, the fastening device includes a fixing portion assembly 230 and a fixed portion assembly 320, the fixing portion assembly 230 is disposed on the reference member 200, the fixed portion assembly 320 is disposed on the connecting member 300, and when the fixing portion assembly 230 and the fixed portion assembly 320 are combined, the positioning connection between the reference member 200 and the connecting member 300 is stable.
Specifically, referring to fig. 2 and fig. 3, the fixing portion assembly 230 includes a first fixing portion 231, a second fixing portion 232 and a third fixing portion 233, the fixed portion assembly 320 includes a first fixed portion 321, a second fixed portion 322 and a third fixed portion 323, the first fixing portion 231 is matched with the first fixed portion 331, the second fixing portion 232 is matched with the second fixed portion 332, and the third fixing portion 233 is matched with the third fixed portion 333.
The fastening means may be a mechanical fastening means or a magnetic fastening means. In this embodiment, the fastening device is a magnetic fastening device, and the fixing portion assembly 230 is made of a magnetic material and can be attracted by a magnet. Alternative magnetic materials include any of iron, cobalt, nickel, manganese. The fixed part assembly 320 is a permanent magnet or an electromagnet, and can adsorb a magnetic material. The permanent magnet is selected from any one of samarium cobalt magnet, neodymium iron boron magnet, ferrite magnet, alnico magnet and iron chromium cobalt magnet.
Further, the first fixing portion 231, the second fixing portion 232, and the third fixing portion 233 are magnetic screws that fix the reference member 200 to the fixed object 100, and that generate magnetic attraction with the fixed portion assembly 320, thereby fixing the connector 300 to the reference member 200.
In some embodiments, the datum 200 serves as the retainer assembly 230.
Specifically, the reference member 200 is made of a magnetic material, and when the fixed portion-combined 320 approaches the reference member 200, the fixed portion-combined 320 magnetically attracts the reference member 200, thereby fixing the connector 300 to the reference member 200.
When the connecting piece 300 needs to be connected with the reference piece 200 in a positioning way, the connecting piece 300 is close to the reference piece 200, and the convex spherical shape of the first positioning portion 311 is combined with the circular hole of the first positioning reference 211, and at this time, the outer surface of the convex sphere of the first positioning portion 311 is tangent to the circumference of the inner wall of the circular hole of the first positioning reference 211, the connecting member 300 can rotate on the second connecting end S2 with the first positioning portion 311 as the axis until the convex sphere of the second positioning portion 312 is combined with the V-shaped groove of the second positioning reference 212, the convex sphere of the second positioning portion 312 is tangent to both sides of the V-shaped groove of the second positioning reference 212 at the same time, the connection member 300 can rotate around the connection line between the first positioning portion 311 and the second positioning portion 312 until the convex ball of the third positioning portion 313 is combined with the plane of the third positioning reference 213, and at this time, the top of the spherical shape of the third positioning portion 313 is tangent to the third positioning reference 213 plane. At this time, the connection member 300 is connected to the reference member 200 in a positioning manner.
Above-mentioned location connecting device, simple structure can realize the location fast through simple operation and connect, and connection accuracy is high, has solved traditional location and has connected the problem that the assembly cycle is long, waste time and energy.
Specific examples are as follows.
Example 1
The positioning connection device 10 of the present embodiment includes a reference member 200 and a connection member 300, and the structure thereof can be seen in fig. 1 to 7.
The reference member 200 has a first connection end S1 and a second connection end S2, the first connection end S1 is fixedly connected to the fixture 100, the second connection end S2 is provided with a first positioning reference assembly 210, the first positioning reference assembly 210 includes a first positioning reference 211, a second positioning reference 212 and a third positioning reference 213, wherein the first positioning reference 211 is a circular hole, the second positioning reference 212 is a V-shaped groove, and the third positioning reference 213 is a plane. And the connecting lines of the first positioning reference 211, the second positioning reference 212, the third positioning reference 213 and the center of the second connecting end S2 are in a Y shape, and the included angle between any two connecting lines is 120 degrees.
The connecting member 300 has a third connecting end S3, a positioning portion assembly 310 matched with the first positioning reference assembly 210 is disposed on the third connecting end S3, the positioning portion assembly 310 includes three convex spheres of a first positioning portion 311, a second positioning portion 312 and a third positioning portion 313, wherein the first positioning portion 311 is matched with the first positioning reference 211, the second positioning portion 312 is matched with the second positioning reference 212, and the third positioning portion 313 is matched with the third positioning reference 213.
When the connecting piece 300 needs to be connected with the reference piece 200 in a positioning way, the connecting piece 300 is close to the reference piece 200, and the convex spherical shape of the first positioning portion 311 is combined with the circular hole of the first positioning reference 211, and at this time, the outer surface of the convex sphere of the first positioning portion 311 is tangent to the circumference of the inner wall of the circular hole of the first positioning reference 211, the connecting member 300 can rotate on the second connecting end S2 with the first positioning portion 311 as the axis until the convex sphere of the second positioning portion 312 is combined with the V-shaped groove of the second positioning reference 212, the convex sphere of the second positioning portion 312 is tangent to both sides of the V-shaped groove of the second positioning reference 212 at the same time, the connection member 300 can rotate around the connection line between the first positioning portion 311 and the second positioning portion 312 until the convex ball of the third positioning portion 313 is combined with the plane of the third positioning reference 213, and at this time, the top of the spherical shape of the third positioning portion 313 is tangent to the third positioning reference 213 plane. At this time, the connection member 300 is connected to the reference member 200 in a positioning manner.
Above-mentioned location connecting device, simple structure can realize the location fast through simple operation and connect, and connection accuracy is high, has solved traditional location and has connected the problem that the assembly cycle is long, waste time and energy.
Example 2
The positioning and connecting device 10 of the present embodiment is similar to embodiment 1, except that a fastening device is further provided, and the structure thereof can refer to fig. 1 to 7.
The fastening device comprises a fixing portion assembly 230 and a fixed portion assembly 320, wherein the fixing portion assembly 230 is arranged at the second connecting end S2 of the reference member 200, the fastening device further comprises three magnetic screws, namely a first fixing portion 231, a second fixing portion 232 and a third fixing portion 233, the magnetic screws are arranged in the through holes, and the magnetic screws are used for fixing the reference member 200 on the fixed object 100 and generating magnetic attraction with the fixed portion assembly 320. The fixed part assembly 320 is disposed at the third connection end S3 of the connector 300, and further includes three permanent magnets, namely, a first fixed part 331, a second fixed part 332, and a third fixed part 333, in this embodiment, the first fixed part 331, the second fixed part 332, and the third fixed part 333 are electromagnets. When the connecting member 300 is connected to the reference member 200, the first fixed portion 331 is located at the first fixed portion 231, the second fixed portion 232 is located at the second fixed portion 332, and the third fixed portion 233 is located at the third fixed portion 333.
When the connecting piece 300 needs to be connected with the reference piece 200 in a positioning way, the connecting piece 300 is close to the reference piece 200, and the convex spherical shape of the first positioning portion 311 is combined with the circular hole of the first positioning reference 211, and at this time, the outer surface of the convex sphere of the first positioning portion 311 is tangent to the circumference of the inner wall of the circular hole of the first positioning reference 211, the connecting member 300 can rotate on the second connecting end S2 with the first positioning portion 311 as the axis until the convex sphere of the second positioning portion 312 is combined with the V-shaped groove of the second positioning reference 212, the convex sphere of the second positioning portion 312 is tangent to both sides of the V-shaped groove of the second positioning reference 212 at the same time, the connection member 300 can rotate around the connection line between the first positioning portion 311 and the second positioning portion 312 until the convex ball of the third positioning portion 313 is combined with the plane of the third positioning reference 213, and at this time, the top of the spherical shape of the third positioning portion 313 is tangent to the third positioning reference 213 plane. At this time, the connection member 300 is connected to the reference member 200 in a positioning manner. Due to the action of the fastening device, the reference piece 200 and the connecting piece 300 are in a relatively locked state, so that the positioning connection between the reference piece 200 and the connecting piece 300 is stable.
Above-mentioned location connecting device, simple structure can realize the location fast through simple operation and connect, and connection accuracy is high, has solved traditional location and has connected the problem that the assembly cycle is long, waste time and energy.
Example 3
The positioning connection device 10 of the present embodiment is similar to the embodiment 2, and the structure thereof can refer to fig. 3, fig. 7, fig. 8, fig. 9, fig. 10 and fig. 11, except that the reference member 200 is provided with a first positioning reference assembly 210 and a second positioning reference assembly 220.
The reference piece 200 has a first connection end S1 and a second connection end S2, the first connection end S1 is fixedly connected to the fixture 100, the second connection end S2 is provided with a first positioning reference combination 210 and a second positioning reference combination 220, the first positioning reference combination 210 includes a first positioning reference 211, a second positioning reference 212 and a third positioning reference 213, wherein the first positioning reference 211 is a circular hole, the second positioning reference 212 is a V-shaped groove, the third positioning reference 213 is a plane, a connection line between the first positioning reference 211, the second positioning reference 212 and the third positioning reference 213 and the center of the second connection end S2 is Y-shaped, and an included angle between any two connection lines is 120 degrees. The second positioning reference assembly 220 includes a fourth positioning reference 221, a fifth positioning reference 222 and a sixth positioning reference 223, wherein the fourth positioning reference 221 is a circular hole, the fifth positioning reference 222 is a V-shaped groove, and the sixth positioning reference 223 is a plane. And the connecting lines of the fourth positioning reference 221, the fifth positioning reference 222 and the sixth positioning reference 223 with the center of the second connecting end S2 are in a Y shape, and the included angle between any two connecting lines is 120 degrees. The second positioning reference assemblies 220 and the first positioning reference assemblies 210 are arranged in a staggered manner at an angle a, in this embodiment, the angle a is 90 degrees.
The connecting member 300 has a third connecting end S3, a positioning assembly 310 matching with the first positioning assembly 210 and the second positioning assembly 220 is disposed on the third connecting end S3, and the positioning assembly 310 includes three convex spheres 311, 312 and 313.
In the above positioning connection device, when the reference member 200 and the connection member 300 need to realize the first positioning connection state, the first positioning reference combination 210 and the positioning part combination 310 are combined, firstly, the convex sphere of the first positioning part 311 is combined with the circular hole of the first positioning reference 211, the outer surface of the convex sphere of the first positioning part 311 is tangent to the circumference of the inner wall of the circular hole of the first positioning reference 211, the connection member 300 can rotate on the second connection end S2 by taking the first positioning part 311 as the axis until the convex sphere of the second positioning part 312 is combined with the V-shaped groove of the second positioning reference 212, the convex sphere of the second positioning part 312 is tangent to both sides of the V-shaped groove of the second positioning reference 212, at this time, the connection member 300 can rotate by taking the connecting line of the first positioning part 311 and the second positioning part 312 as the axis until the convex sphere of the third positioning part 313 is combined with the plane of the third positioning reference, at this time, the top of the spherical shape of the third positioning portion 313 is tangent to the third positioning reference 213 plane. At this time, the connection member 300 and the reference member 200 achieve the first positioning connection state. Similarly, when the reference member 200 and the connecting member 300 need to achieve the second positioning connection state, the second positioning reference assembly 220 and the positioning assembly 310 may be combined.
When the positioning connection device 10 is switched from the first positioning connection state to the second positioning connection state, the connecting piece rotates 90 degrees around the axis, so that the angle switching is realized. This location connecting device simple structure can realize the location fast through simple operation and connect, and connection accuracy is high, has solved traditional location and has connected the problem that the assembly cycle is long, waste time and energy.
Example 4
The structure of the indicating device 10 of the present embodiment can refer to fig. 3, fig. 7, fig. 8, fig. 9, fig. 10, and fig. 11, and the present embodiment is similar to embodiment 3, except that: (1) the offset angle a between the first positioning reference combination 210 and the second positioning reference combination 220 is 180 degrees; (2) the reference member 200 serves as the fixing portion 230.
The fastening device includes a fixing portion assembly 230 and a fixed portion assembly 320, in this embodiment, the reference member 200 is made of magnetic material iron, and in this embodiment, the reference member 200 serves as the fixing portion assembly 230. The fixed part assembly 320 is disposed at the third connection end S3 of the connector 300, and further includes three permanent magnets, namely, a first fixed part 331, a second fixed part 332, and a third fixed part 333, wherein the first fixed part 331 is an ndfeb magnet, the second fixed part 332 is a ferrite magnet, and the third fixed part 333 is an alnico magnet.
The reference piece 200 has a first connection end S1 and a second connection end S2, the first connection end S1 is fixedly connected to the fixture 100, the second connection end S2 is provided with a first positioning reference combination 210 and a second positioning reference combination 220, the first positioning reference combination 210 includes a first positioning reference 211, a second positioning reference 212 and a third positioning reference 213, wherein the first positioning reference 211 is a circular hole, the second positioning reference 212 is a V-shaped groove, the third positioning reference 213 is a plane, a connection line between the first positioning reference 211, the second positioning reference 212 and the third positioning reference 213 and the center of the second connection end S2 is Y-shaped, and an included angle between any two connection lines is 120 degrees. The second positioning reference assembly 220 includes a fourth positioning reference 221, a fifth positioning reference 222, and a sixth positioning reference 223, wherein the fourth positioning reference 221 is a circular hole, the fifth positioning reference 222 is a V-shaped groove, the sixth positioning reference 223 is a plane, connecting lines between the fourth positioning reference 221, the fifth positioning reference 222, and the sixth positioning reference 223 and the center of the second connection end S2 are Y-shaped, and an included angle between any two connecting lines is 120 degrees. The second positioning reference assemblies 220 and the first positioning reference assemblies 210 are arranged in a staggered manner at an angle a, in this embodiment, the angle a is 180 degrees.
The connecting member 300 has a third connecting end S3, a positioning assembly 310 matching with the first positioning standard 210 and the second positioning standard 220 is disposed on the third connecting end S3, the positioning assembly 310 includes a first positioning portion 311, a second positioning portion 312 and a third positioning portion 313, and the first positioning portion 311, the second positioning portion 312 and the third positioning portion 313 are three convex spheres.
In the positioning and connecting device, when the reference member 200 and the connecting member 300 need to realize the first positioning and connecting state, the first positioning reference combination 210 and the positioning part combination 310 may be combined, and similarly, when the reference member 200 and the connecting member 300 need to realize the second positioning and connecting state, the second positioning reference combination 220 and the positioning part combination 310 may be combined.
When the positioning connection device 10 is switched from the first positioning connection state to the second positioning connection state, the connecting piece rotates 180 degrees around the axis, so that the angle switching is realized. This location connecting device simple structure can realize the location fast through simple operation and connect, and connection accuracy is high, has solved traditional location and has connected the problem that the assembly cycle is long, waste time and energy.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A positioning and connecting device, comprising:
the positioning device comprises a reference piece (200), a first positioning reference combination (210) is arranged on the reference piece, the first positioning reference combination (210) comprises a first positioning reference (211), a second positioning reference (212) and a third positioning reference (213), the first positioning reference (211) is a circular hole, the second positioning reference (212) is a linear V-shaped groove, and the third positioning reference (213) is a plane;
the connecting piece (300) is provided with a positioning part combination (310) matched with the first positioning reference combination (210), the positioning part combination (310) comprises a first positioning part (311), a second positioning part (312) and a third positioning part (313), the first positioning part (311), the second positioning part (312) and the third positioning part (313) are three convex spheres, and the connecting piece (300) is detachably connected with the reference piece (200);
when the first positioning reference combination (210) is combined with the positioning part combination (310), the reference piece (200) and the connecting piece (300) are in a first positioning connection state.
2. The positioning connection device according to claim 1, characterized in that the connecting lines of the center points of the first positioning reference (211), the second positioning reference (212) and the third positioning reference (213) are regular triangles.
3. The positioning and connecting device according to claim 1, further comprising a fastening device, wherein the fastening device comprises a fixing portion assembly (230) and a fixed portion assembly (320) matched with the fixing portion assembly (230), the fixing portion assembly (230) is disposed on the reference member (200), and the fixed portion assembly (320) is disposed on the connecting member (300).
4. The positioning and connecting device according to claim 3, wherein the fixed assembly (230) is a magnetic member, and the fixed assembly (320) is a permanent magnet or an electromagnet.
5. The positioning connection according to claim 4, characterized in that the reference piece (200) acts as a fixing part combination (230).
6. The positioning and connecting device of claim 3, wherein the fixed part assembly (230) comprises a first fixed part (231), a second fixed part (232) and a third fixed part (233), and the fixed part assembly (320) comprises a first fixed part (321), a second fixed part (322) and a third fixed part (323).
7. The positioning and connecting device according to claim 6, wherein the first fixing portion (231), the second fixing portion (232) and the third fixing portion (233) are magnetic screws.
8. The positioning and connecting device according to any one of claims 4 to 5, wherein the permanent magnet is selected from any one of samarium cobalt magnet, neodymium iron boron magnet, ferrite magnet, alnico magnet, and iron chromium cobalt magnet.
9. The positioning connection device according to claim 1, wherein a second positioning reference combination (220) matched with the positioning part combination (310) is further arranged on the reference member (200), the second positioning reference combination (220) comprises a fourth positioning reference (221), a fifth positioning reference (222) and a sixth positioning reference (223), the fourth positioning reference (221) is a circular hole, the fifth positioning reference (222) is a linear V-shaped groove, the sixth positioning reference (223) is a plane, and when the second positioning reference combination (220) is combined with the positioning part combination (310), the reference member (200) and the connection member (300) are in a second positioning connection state.
10. The positioning and connecting device according to claim 1, wherein the reference member (200) is provided with a first through hole (240), the connecting member (300) is provided with a second through hole (330), and the first through hole (240) communicates with the second through hole (330).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020809733.0U CN212497438U (en) | 2020-05-15 | 2020-05-15 | Positioning connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020809733.0U CN212497438U (en) | 2020-05-15 | 2020-05-15 | Positioning connecting device |
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| CN212497438U true CN212497438U (en) | 2021-02-09 |
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| CN202020809733.0U Active CN212497438U (en) | 2020-05-15 | 2020-05-15 | Positioning connecting device |
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| Country | Link |
|---|---|
| CN (1) | CN212497438U (en) |
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2020
- 2020-05-15 CN CN202020809733.0U patent/CN212497438U/en active Active
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