CN218460904U - Chuck positioning device - Google Patents
Chuck positioning device Download PDFInfo
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- CN218460904U CN218460904U CN202222172741.0U CN202222172741U CN218460904U CN 218460904 U CN218460904 U CN 218460904U CN 202222172741 U CN202222172741 U CN 202222172741U CN 218460904 U CN218460904 U CN 218460904U
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- chuck
- jaw
- positioning
- positioner
- positioning block
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Abstract
The utility model relates to a chuck positioning device, belonging to the technical field of machining; including discoid chuck locator (1) of being connected with lathe three-jaw chuck, three draw-in groove is seted up to the equipartition on chuck locator (1), width, position with the three-jaw matches, is used for the three-jaw passes, central quotation diameter with hole matching between the three-jaw for shelter from the piece of work piece man-hour. Contrast prior art, the utility model discloses simple structure through sheltering from of central disc, can ensure in the work piece course of working that iron fillings can not splash to headstock, feed box, carriage apron in, promote work piece machining efficiency, ensure lathe life. Furthermore, the positioning block is used for positioning the workpiece, so that the positioning efficiency is improved, the workpiece is not required to be clamped and positioned by a measuring means during workpiece processing, the processing efficiency is greatly improved particularly under the condition of batch processing, and errors caused by multiple times of measurement are reduced.
Description
Technical Field
The utility model relates to a chuck positioner belongs to machining technical field.
Background
In machine manufacturing, a lathe is indispensable as a workpiece to be machined. At present, when a common lathe is used for processing parts, a turning tool which is used for feeding the lathe cuts the parts which are used for rotating main motion, in the processing process, due to the existence of a three-jaw central through hole of the lathe, cut metal scraps can splash into a main shaft box, a feeding box and a slide carriage box through the turning tool, the scrap irons in the main shaft box, the feeding box and the slide carriage box need to be thoroughly cleaned after one process is finished, and if the scrap irons are not thoroughly cleaned, the service life of the common lathe can be shortened. In addition, when a part is machined, the machining position of the part needs to be determined, so that the clamping position of the part needs to be measured when the part is clamped by three claws, which causes low efficiency when the part is machined in batches and cannot meet the machining requirement.
Disclosure of Invention
The present invention is directed to overcome the above-mentioned drawbacks of the prior art, and to provide a chuck positioning device.
The purpose of the utility model is realized through the following technical scheme.
The utility model provides a chuck positioner, includes the discoid chuck locator of being connected with lathe three-jaw chuck, three draw-in groove is seted up to the equipartition on the chuck locator, width, position with the three-jaw matches, is used for the three-jaw passes, central quotation diameter with hole matching between the three-jaw for shelter from the piece that the work piece was processed man-hour.
Preferably, the disc surface of the chuck positioner is provided with a threaded through hole matched with the three-jaw chuck, and the threaded through hole is used for fixing the chuck positioner to the three-jaw chuck through a connecting piece.
Preferably, the clamping device further comprises a positioning block connected with the chuck positioner and used for positioning the workpiece clamping position.
Preferably, the positioning block is coaxial with the chuck positioner.
Preferably, the positioning block is fixed to the chuck positioner by a connecting member.
Preferably, the center of the positioning block is provided with a threaded counter bore, and the center of the chuck positioner is provided with a threaded through hole matched with the threaded counter bore.
Preferably, the connecting piece is a countersunk head screw.
Preferably, the connecting piece is a hexagon countersunk head bolt.
Advantageous effects
The utility model provides a device, contrast prior art, through sheltering from of central disc, can ensure in the work piece course of working that iron fillings can not splash to headstock, feed box, carriage apron case, promote work piece machining efficiency, ensure lathe life. Furthermore, the positioning block is used for positioning the workpiece, so that the positioning efficiency is improved, the workpiece is not required to be clamped and positioned by a measuring means during workpiece processing, the processing efficiency is greatly improved particularly under the condition of batch processing, and errors caused by multiple times of measurement are reduced.
Drawings
FIG. 1 is a front view of a chuck positioner;
FIG. 2 is a left side view of the chuck positioner;
FIG. 3 is a front view of the locating block;
FIG. 4 is a left side view of the locating block;
FIG. 5 is a front view of the chuck positioning device;
FIG. 6 is a left side view of the chuck positioning device;
reference numerals: 1-a chuck positioner; 2-a connector; and 3, positioning blocks.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art in light of these embodiments are intended to be within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 by those of ordinary skill in the art through specific situations.
For the purpose of illustrating the objects, technical solutions and advantages of the embodiments of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
The utility model provides a chuck positioner, including chuck locator 1, it is connected with the lathe three-jaw chuck, and basic shape is discoid, and three draw-in groove is seted up to the equipartition on the chuck locator 1, width, position and the three-jaw matches, be used for the three-jaw passes, central quotation diameter with hole matching between the three-jaw is used for sheltering from the piece that the work piece adds man-hour. The chuck positioner 1 is shaped as shown in fig. 1 and 2.
This chuck positioner maintenance is connected in the three-jaw chuck of lathe, steps down through 3 sizes and three-jaw assorted draw-in grooves, does not influence three-jaw clamping work piece, simultaneously, shelters from the hole between the three-jaw through central quotation, prevents that the metalworking piece of work piece from splashing to the headstock of lathe, feed case, carriage apron incasement through this hole, brings abluent extra work, or shortens center lathe's life.
Preferably, as shown in fig. 1, the disk surface of the chuck positioner 1 is provided with a threaded through hole matched with the three-jaw chuck, see the through holes on the three fan-shaped petals in the figure, and the threaded through hole is used for fixing the chuck positioner 1 to the three-jaw chuck through the connecting piece 2, as shown in fig. 5.
The chuck positioner 1 and the three-jaw chuck of the lathe can adopt a fixed connection mode and a movable connection mode, preferably adopts a movable connection mode, and the chuck positioner 1 is fixedly connected to the three-jaw chuck of the lathe through a connecting piece 2 (such as a self-tapping bolt). The chuck positioner 1 is convenient to replace according to the use scene.
Preferably, the chuck positioning device further comprises a positioning block 3 connected with the chuck positioner 1 and used for positioning a workpiece clamping position.
When the work piece adds man-hour, according to the difference of processing position, often need adjust the position that the work piece clamping was in three-jaw chuck, this application is through setting up the locating piece 3 with the relevant thickness in work piece clamping position, withstands the work piece tip through locating piece 3, can the diameter with three-jaw clamping work piece, avoids for the loaded down with trivial details measurement work of confirming work piece clamping position to and measure the error that the clamping introduced many times. The arrangement of the positioning block 3 is particularly effective when batch workpiece processing is carried out, and the processing efficiency of workpieces can be greatly improved.
Preferably, the positioning block 3 is arranged coaxially with the chuck positioner 1, and the positioning block 3 is disc-shaped, as shown in fig. 3 and 4.
The positioning block 3 is coaxial with the chuck positioner 1, so that the processing difficulty of the positioning block 3 and the chuck positioner 1 can be reduced, and the positioning precision of a workpiece can be improved.
Preferably, the positioning block 3 is fixed to the chuck positioner 1 by a connecting member 2.
The positioning block 3 and the chuck positioner 1 can be integrated or separated. The split structure is movably connected through the connecting piece 2, so that the positioning block 3 or the chuck positioner 1 can be replaced according to different use scenes, and if a workpiece clamping part is close to the end part, the thicker positioning block 3 can be replaced; otherwise, the thinner positioning block 3 is used instead.
The center of the positioning block 3 is provided with a thread counter bore, and the center of the chuck positioner 1 is provided with a thread through hole matched with the thread counter bore.
The positioning block 3 and the chuck positioner 1 are arranged through the same threaded hole in the center, and the connecting block 2 and the chuck positioner are conveniently connected through the connecting piece. Meanwhile, the arrangement of the thread counter bore in the center of the positioning block 3 can avoid the influence on the clamping and positioning of the workpiece caused by the fact that the connecting piece is higher than the surface of the connecting piece.
Specifically, the connecting piece 2 is a countersunk screw matched with the thread counter bore.
The connecting piece 2 uses a countersunk screw matched with the thread counter bore, so that the connection between the positioning block 3 and the chuck positioner 1 is more stable.
Specifically, the connecting piece 2 is a countersunk hexagon bolt. The connecting piece 2 adopts a countersunk head hexagon bolt to facilitate the connection between the positioning block 3 and the chuck positioner 1 by using a standard component and a standard tool, so that the selection cost of parts is reduced.
Fig. 5 and 6 are schematic diagrams showing connection relations of the chuck positioning device during operation, before a workpiece is machined, according to the size of the workpiece, a chuck positioner 1 with a proper specification is selected to enable a central disc to be matched with the diameter of the workpiece, the chuck positioner 1 is fixedly connected to a three-jaw chuck of a lathe through a connecting piece 2, three jaws penetrate through three clamping grooves, according to the clamping position of the workpiece, a positioning block 3 with a proper specification is selected, and the positioning block 3 is fixedly connected to the chuck positioner 1 through the connecting piece 2; one end of the workpiece is propped against the positioning block 3, and the workpiece is clamped and fixed by three claws; and then, the tool can be set and processed.
In order to illustrate the content and mode of carrying out the invention, specific examples are given in the specification. The details introduced in the examples are not intended to limit the scope of the claims but to assist in understanding the present invention. Those skilled in the art will understand that: although the description is given in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art will recognize that the embodiments described herein may be combined as a whole to form other embodiments as would be understood by those skilled in the art. And that various modifications, changes, or alterations to the steps of the preferred embodiments are possible without departing from the spirit and scope of the invention and appended claims. Therefore, the present invention should not be limited to the disclosure of the preferred embodiments and the accompanying drawings.
Claims (8)
1. A chuck positioning device is characterized in that: including discoid chuck locator (1) of being connected with lathe three-jaw chuck, three draw-in groove is seted up to the equipartition on chuck locator (1), width, position with the three-jaw matches, is used for the three-jaw passes, central quotation diameter with hole matching between the three-jaw for shelter from the piece of work piece man-hour.
2. The apparatus of claim 1, wherein: the chuck positioner (1) disc surface is provided with a thread through hole matched with the three-jaw chuck, and the thread through hole is used for fixing the chuck positioner (1) on the three-jaw chuck through a connecting piece (2).
3. The apparatus of claim 1 or 2, wherein: the clamping device also comprises a positioning block (3) connected with the chuck positioner (1) and used for positioning the clamping position of a workpiece.
4. The apparatus of claim 3, wherein: the positioning block (3) is coaxial with the chuck positioner (1), and the positioning block (3) is disc-shaped.
5. The apparatus of claim 4, wherein: the positioning block (3) is fixed on the chuck positioner (1) through a connecting piece (2).
6. The apparatus of claim 5, wherein: the center of the positioning block (3) is provided with a thread counter bore, and the center of the chuck positioner (1) is provided with a thread through hole matched with the thread counter bore.
7. The apparatus of claim 6, wherein: the connecting piece (2) is a countersunk screw matched with the thread counter bore.
8. The apparatus of claim 7, wherein: the connecting piece (2) is a countersunk hexagon bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222172741.0U CN218460904U (en) | 2022-08-18 | 2022-08-18 | Chuck positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222172741.0U CN218460904U (en) | 2022-08-18 | 2022-08-18 | Chuck positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218460904U true CN218460904U (en) | 2023-02-10 |
Family
ID=85136964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222172741.0U Active CN218460904U (en) | 2022-08-18 | 2022-08-18 | Chuck positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218460904U (en) |
-
2022
- 2022-08-18 CN CN202222172741.0U patent/CN218460904U/en active Active
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