CN217192664U - Chuck micro-adjusting and positioning mechanism - Google Patents
Chuck micro-adjusting and positioning mechanism Download PDFInfo
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- CN217192664U CN217192664U CN202123411998.9U CN202123411998U CN217192664U CN 217192664 U CN217192664 U CN 217192664U CN 202123411998 U CN202123411998 U CN 202123411998U CN 217192664 U CN217192664 U CN 217192664U
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- chuck
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Abstract
The utility model discloses a chuck micro-adjustment positioning mechanism, which comprises a base plate, a fixed plate, a blade and a driving device; the fixed plate is connected with the substrate through a rotating shaft; one side of the driving end of the substrate is connected with a positioning pin, and the positioning pin is connected with a driving device; the device comprises a base plate, a plurality of blades, a plurality of correction pieces and a plurality of guide grooves, wherein the blades are arranged on the base plate and distributed in an annular equal angle mode at the center of the base plate; the driving device pushes the positioning pin, the positioning pin drives the base plate to move, and the upper sliding block of the base plate drives the blades to rotate towards the center of the base plate along the guide groove, so that the correcting sheet forms a clamp to clamp a central product. Compare current finger cylinder's drive mode, the utility model discloses repeatability is high, improves product quality, and equipment stability is good, life-span greatly increased.
Description
Technical Field
The utility model relates to a mechanical tooling positioner especially relates to a miniature adjustment positioning mechanism of chuck.
Background
Chucks are mechanical devices used to clamp workpieces on machine tools. The machine tool accessory clamps and positions a workpiece by utilizing the radial movement of movable clamping jaws uniformly distributed on a chuck body.
The existing chuck positioning mechanism is generally a two-position and four-edge positioning clamp, each industry can be applied to the positioning clamp, the two-point and four-point or plane positioning is unreliable, the repetition precision is not high, and the influence on the product quality is caused. The optical communication industry is used for positioning a finger cylinder, namely a two-point plane clamp. The finger cylinder positioning clamp has the problems of poor repetition precision, overlarge load of the cylinder, short service life, high processing cost, high processing difficulty and the like.
Disclosure of Invention
To above-mentioned current technical problem, the utility model provides a chuck micro-adjustment positioning mechanism, product repeated positioning accuracy improves, and stability is good.
In order to solve the technical problem, the utility model adopts the following technical scheme: a chuck micro-adjustment positioning mechanism comprises a substrate, a fixed plate, blades and a driving device; the fixed plate is connected with the substrate through a rotating shaft; one side of the driving end of the substrate is connected with a positioning pin, and the positioning pin is connected with a driving device; the device comprises a base plate, a plurality of blades, a plurality of correction pieces and a plurality of guide grooves, wherein the blades are arranged on the base plate and distributed in an annular equal-angle mode at the center of the base plate; the driving device pushes the positioning pin, the positioning pin drives the substrate to move, and the upper sliding block of the substrate drives the blade to rotate towards the center of the substrate along the guide groove, so that the correcting sheet forms a clamp to tighten a central product.
The utility model discloses a further, X axle electric platform is connected to one side of base plate X axle, X axle electric platform drive base plate moves on X axle; one side of the Y axis of the substrate is connected with a Y-axis electric platform, and the Y-axis electric platform drives the substrate to move on the Y axis.
The utility model discloses it is further, be provided with grating chi reading head in the X axle of base plate and the Y axle direction.
The utility model discloses it is further, the actuating lever is extended to base plate drive end one side, connect the locating pin on the actuating lever.
The utility model discloses it is further, blade and correction piece have three groups.
The utility model discloses it is further, the correction plate is triangle-shaped.
The utility model discloses it is further, drive arrangement is the cylinder.
The beneficial effect of adopting above-mentioned technical scheme is: the utility model discloses a cylinder air feed promotes the locating pin, and the locating pin drives the base plate and moves forward, and the base plate slider on the base plate removes in the guide way, makes the blade on the base plate rotatory towards the base plate center, and the correction piece on the blade forms the clip and steps up the product, and when cylinder reverse motion, the reverse playback of blade, the clip that the correction piece formed is opened. The X-axis electric platform and the Y-axis electric platform can drive the substrate to move in the X direction or the Y direction, and when the X-axis electric platform and the Y-axis electric platform work, a workpiece is clamped firstly, and then the clamped positioning product is finely adjusted to the optimal position through the XY electric platform. Compare current finger cylinder's drive mode, the utility model discloses repeatability is high, improves product quality, and equipment stability is good, life-span greatly increased.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the mounting structure of the power supply testing mechanism of the present invention;
in the figure: 1. the device comprises a base plate, 2, a sliding block, 3, a grating ruler reading head, 4, a guide groove, 5, blades, 6, a fixing plate, 7, a correcting sheet, 8, an X-axis electric platform, 9, a motor, 10, a Y-axis electric platform, 11, a positioning pin, 12, a driving rod, 13 and a cylinder.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
The utility model discloses an embodiment: as shown in fig. 1 and 2, a chuck micro-adjustment positioning mechanism comprises a substrate 1, a fixing plate 6, a blade 5 and a driving device; the fixed plate 6 is connected with the substrate 1 through a rotating shaft; one side of the driving end of the substrate 1 is connected with a positioning pin 11, and the positioning pin 11 is connected with a driving device; the device comprises a base plate 1, a plurality of blades 5, a sliding block 2 and a correcting piece 7, wherein the blades 5 are arranged on the base plate 1, the blades 5 are distributed in an annular shape at equal angles according to the center of the base plate 1, arc-shaped guide grooves 4 are formed in the blades 5, the sliding block 2 corresponding to the guide grooves 4 is fixed on the base plate 1, the sliding block 2 is arranged in the guide grooves 4 in a sliding mode, and one side, facing the center of the base plate 1, of each blade 5 is connected with the correcting piece 7; the driving device pushes the positioning pin 11, the positioning pin 11 drives the substrate 1 to move, and the upper sliding block 2 of the substrate 1 drives the blade 5 to rotate towards the center of the substrate 1 along the guide groove 4, so that the correcting sheet 7 forms a clamp to tighten a central product.
In other embodiments of the present invention, the rest of the embodiments are the same as the above embodiments, except that, as shown in fig. 1, one side of the X axis of the substrate 1 is connected with an X-axis electric platform 8, and the X-axis electric platform 8 drives the substrate 1 to move on the X axis; one side of the Y axis of the substrate 1 is connected with a Y-axis electric platform 10, and the Y-axis electric platform 10 drives the substrate 1 to move on the Y axis. The X-axis electric platform 8 and the Y-axis electric platform 10 are driven by a motor 9 and can drive the substrate 1 to move in the X direction or the Y direction, and when the X-axis electric platform works, a workpiece is clamped firstly, and then the clamped and positioned product is subjected to fine adjustment processing at the optimal position through the XY electric platform.
In other embodiments of the present invention, the rest of the embodiments are the same as the above embodiments, except that, as shown in fig. 1, grating scale reading heads 3 are disposed in the X-axis and Y-axis directions of the substrate 1. The distance of the displacement of the substrate 1 can be read, and the fine adjustment distance of the control substrate 1 is convenient to adjust.
In other embodiments of the present invention, the rest of the embodiments are the same as the above embodiments, except that, as shown in fig. 1, a driving rod 12 extends from one side of the driving end of the substrate 1, and a positioning pin 11 is connected to the driving rod 12. The extended position of the driving rod 12 is convenient for installing the positioning pin 11 and connecting the driving device.
In other embodiments of the present invention, the other embodiments are the same as the above embodiments, except that, as shown in fig. 1, there are three sets of the blades 5 and the correction sheet 7, and the correction sheet 7 is triangular. The number of the blades 5 and the shape of the correcting sheet 7 can be adjusted according to actual working conditions, the number of the blades 5 is 3, the correcting sheet 7 is correspondingly made into a triangle, and products can be clamped stably.
In other embodiments of the present invention, the rest of the embodiments are the same as the above embodiments, except that, as shown in fig. 2, the driving device is a cylinder 13, which is easy to install and maintain and convenient to operate. Of course, other suitable power equipment such as an electric cylinder, a motor and the like can be adopted instead according to the situation.
Synthesize above-mentioned embodiment, the utility model discloses a working process as follows: firstly, the air cylinder 13 supplies air to push the positioning pin 11, the positioning pin 11 drives the substrate 1 to move forwards, the upper sliding block 2 of the substrate 1 moves in the guide groove 4, the blade 5 on the substrate 1 rotates towards the center of the substrate 1, and the correcting sheet on the blade 5 forms a clamp to clamp a product. After the product is clamped, the clamped and positioned product is subjected to fine adjustment processing at the optimal position through the XY electric platform, when the air cylinder moves reversely, the blades return reversely, and the clamp formed by the correcting sheet is opened.
It should be understood that the above-mentioned embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the content of the present invention and implement the present invention, and the protection scope of the present invention cannot be limited thereby. All equivalent changes or modifications made according to the spirit of the main technical solution of the present invention should be covered within the protection scope of the present invention.
Claims (7)
1. The chuck micro-adjustment positioning mechanism is characterized by comprising a substrate (1), a fixing plate (6), blades (5) and a driving device; the fixed plate (6) is connected with the substrate (1) through a rotating shaft; one side of the driving end of the substrate (1) is connected with a positioning pin (11), and the positioning pin (11) is connected with a driving device; the device is characterized in that a plurality of blades (5) are arranged on the substrate (1), the blades (5) are distributed in an annular equal angle mode in the center of the substrate (1), arc-shaped guide grooves (4) are formed in the blades (5), sliding blocks (2) corresponding to the guide grooves (4) are fixed on the substrate (1), the sliding blocks (2) are arranged in the guide grooves (4) in a sliding mode, and one sides, facing the center of the substrate (1), of the blades (5) are connected with correction pieces (7); the driving device pushes the positioning pin (11), the positioning pin (11) drives the substrate (1) to move, and the upper sliding block (2) of the substrate (1) drives the blade (5) to rotate towards the center of the substrate (1) along the guide groove (4), so that the correcting sheet (7) forms a clamp to clamp a central product.
2. The micro-adjustment positioning mechanism for chuck according to claim 1, wherein an X-axis motorized stage (8) is connected to one side of the substrate (1) in the X-axis direction, and the X-axis motorized stage (8) drives the substrate (1) to move in the X-axis direction; one side of the Y axis of the substrate (1) is connected with a Y-axis electric platform (10), and the Y-axis electric platform (10) drives the substrate (1) to move on the Y axis.
3. The micro-adjustment positioning mechanism for chuck according to claim 2, wherein the substrate (1) is provided with grating scale reading heads (3) in the directions of X-axis and Y-axis.
4. The miniature adjustment positioning mechanism for chuck according to claim 1 or 2, wherein a driving rod (12) extends from one side of the driving end of the substrate (1), and the driving rod (12) is connected with a positioning pin (11).
5. A chuck micro-adjustment positioning mechanism according to claim 1 or 2, characterized in that there are three sets of said blades (5) and said calibration plates (7).
6. A chuck micro-adjustment positioning mechanism according to claim 5, characterized in that the correcting plate (7) is triangular.
7. A chuck micro-adjustment positioning mechanism according to claim 1, characterized in that the driving means is a pneumatic cylinder (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123411998.9U CN217192664U (en) | 2021-12-31 | 2021-12-31 | Chuck micro-adjusting and positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123411998.9U CN217192664U (en) | 2021-12-31 | 2021-12-31 | Chuck micro-adjusting and positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217192664U true CN217192664U (en) | 2022-08-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123411998.9U Active CN217192664U (en) | 2021-12-31 | 2021-12-31 | Chuck micro-adjusting and positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217192664U (en) |
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2021
- 2021-12-31 CN CN202123411998.9U patent/CN217192664U/en active Active
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