CN217253404U - Holding hobbing clamp - Google Patents
Holding hobbing clamp Download PDFInfo
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- CN217253404U CN217253404U CN202220345323.4U CN202220345323U CN217253404U CN 217253404 U CN217253404 U CN 217253404U CN 202220345323 U CN202220345323 U CN 202220345323U CN 217253404 U CN217253404 U CN 217253404U
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- chuck
- hole
- connecting seat
- taper
- groove
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a hold hobbing clamp tightly belongs to the machining field. Comprises a clamping head, a centre, a taper sleeve, a connecting seat and a tensioning mechanism; the connecting seat is arranged on a machine tool, an upper groove and a lower groove are respectively arranged on the upper end surface and the lower end surface of the connecting seat, and the upper groove and the lower groove are communicated with a plurality of connecting holes which are uniformly distributed along the circumferential direction of the central hole through a central hole; the bottom of the centre passes through the central hole and is fixed on the connecting seat; the taper sleeve is arranged on the connecting seat and coaxially sleeved on the periphery of the center, and the upper end part of the taper sleeve is provided with a tapered hole; the chuck is positioned between the inner wall of the taper sleeve and the outer wall of the tip, and the front end part of the chuck is provided with a taper hole matched with the taper hole; the tensioning mechanism is used for tensioning the chuck. The utility model discloses an among the gear hobbing anchor clamps of holding tightly, top and chuck are detached, can produce an axial force toward the inside when the work piece is held tightly, make the work piece closely laminate with the location top, guaranteed the stability of work piece.
Description
Technical Field
The utility model relates to an axle type part gear hobbing processing field especially relates to an embrace gear hobbing anchor clamps.
Background
The existing shaft hobbing processing clamping fixture has the advantages that the center and the clamping sleeve are integrated, the machine tool pulls the clamping sleeve through the pulling center, the center and the clamping sleeve move together, the center of the fixture can move when clamped, the center and a workpiece are prone to being separated, the positioning precision of the workpiece is affected, and the machined workpiece is unstable.
Disclosure of Invention
In order to solve the above-mentioned defect that current axle type gear hobbing processing held tightly anchor clamps exist, the utility model provides a top can not hold tightly gear hobbing anchor clamps with work piece throw off.
The utility model adopts the following technical scheme:
a holding hobbing clamp comprises a chuck, a tip, a taper sleeve, a connecting seat and a tensioning mechanism;
the connecting seat is arranged on a machine tool, an upper groove and a lower groove are respectively arranged on the upper end surface and the lower end surface of the connecting seat, and the upper groove and the lower groove are communicated with a plurality of connecting holes which are uniformly distributed along the circumferential direction of the central hole through a central hole; the bottom of the center passes through the center hole and is fixed on the connecting seat;
the taper sleeve is arranged on the connecting seat and coaxially sleeved on the periphery of the tip, and the upper end part of the taper sleeve is provided with a tapered hole; the chuck is positioned between the inner wall of the taper sleeve and the outer wall of the center, and the front end part of the chuck is provided with a taper hole matched with the taper hole; the tensioning mechanism penetrates through the lower groove, the connecting hole and the upper groove of the connecting seat from bottom to top and is fixedly connected with the rear end of the chuck.
Preferably, the rear end of the chuck is provided with a thread for clamping.
Preferably, the tensioning mechanism comprises a pull rod, a chuck nut and a transition rod;
the pull rod is arranged in the lower groove of the connecting seat, and the bottom of the pull rod is connected with a machine tool hydraulic mechanism; the chuck nut is arranged in an upper groove of the connecting seat, is connected to the pull rod through a transition rod and is used for connecting the clamping chuck and the pull rod; the pull rod and the chuck nut are respectively provided with threads/holes which are in one-to-one correspondence with the connecting holes, and the transition rod penetrates through the connecting holes, so that the pull rod is connected with the chuck nut through the transition rod.
As the utility model discloses an prefer, the connecting hole in be equipped with the transition cover.
As the utility model discloses a preferred, the length of transition cover is greater than the length of connecting hole, and the connecting hole is all stretched out at the upper and lower both ends of transition cover.
As the utility model discloses a preferred, chuck nut's lower terminal surface and the tank bottom of upper groove between leave the distance, chuck nut's up end is higher than the height of upper groove.
As the utility model discloses a preferred, the taper sleeve outer wall on be equipped with the screw hole of the top direction of perpendicular to, set screw is installed to the screw hole, prevents that the chuck from rotating.
The utility model discloses an embrace tight gear hobbing anchor clamps in, top and chuck are detached, top fixing on the connecting seat, draw the chuck to the lining through straining mechanism, the conical surface of rethread taper sleeve makes the chuck hole reduce and reaches the function of embracing tightly, can produce an axial force toward the lining when the work piece is embraced tightly, makes work piece and the top inseparable laminating in location, has guaranteed the stability of work piece.
Drawings
Fig. 1 is a schematic structural view of a clasping hobbing fixture according to an embodiment of the present invention;
fig. 2 is a schematic view of a connecting seat structure according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of FIG. 2;
in the figure: 1-workpiece, 2-chuck, 3-taper sleeve, 4-tip, 5-chuck nut, 6-transition rod, 7-gasket, 8-connecting seat and 9-pull rod.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings, and the embodiments of the present invention are based on the technical solution of the present invention and provide detailed embodiments and specific operation processes, but the scope of the present invention is not limited to the following embodiments.
As shown in fig. 1, the present embodiment shows a clasping hobbing clamp, which comprises a chuck 2, a tip 4, a taper sleeve 3, a connecting seat 8 and a tensioning mechanism;
connecting seat 8 install on the lathe, for the location preparation, this embodiment sets up the tapering at connecting seat 8 at the outer wall for adopt taper fit with the lathe mounting hole, the rigidity is good, and the location is accurate.
As shown in fig. 2-3, the upper end surface and the lower end surface of the connecting seat are respectively provided with an upper groove and a lower groove, and the upper groove and the lower groove are communicated through a central hole and four connecting holes which are uniformly distributed along the circumferential direction of the central hole; the bottom of the center passes through the center hole and is fixed on the connecting seat, the center is upward and used for positioning a workpiece to be processed, and the center does not move along with the chuck when being held tightly.
The taper sleeve 3 is arranged on the connecting seat 8 and coaxially sleeved on the periphery of the center, and the upper end part of the taper sleeve 3 is provided with a tapered hole; the chuck is positioned between the inner wall of the taper sleeve and the outer wall of the tip, and the front end part of the chuck is provided with a taper hole matched with the taper hole; the tensioning mechanism penetrates through the lower groove, the connecting hole and the upper groove of the connecting seat 8 from bottom to top and is fixedly connected with the rear end of the chuck. The inner hole, the taper hole and the chuck of the taper sleeve need to be precisely matched, and the holding of different workpieces is realized by replacing chucks of different specifications.
In order to facilitate the tensioning of the chuck, the rear end of the chuck is provided with a thread for clamping, and the tensioning is realized by utilizing the threaded connection of a tensioning mechanism. In the embodiment, the tensioning mechanism comprises a pull rod 9, a chuck nut 5 and a transition rod 6; the pull rod 9 is arranged in a lower groove of the connecting seat 8, and the bottom of the pull rod is connected with a machine tool hydraulic mechanism; the chuck nut 5 is arranged in an upper groove of the connecting seat 8, is connected to the pull rod 9 through the transition rod 6 and is used for connecting the clamping chuck 2 and the pull rod 9; pull rod 9 and chuck nut 5 on all be equipped with the screw thread/hole with the connecting hole one-to-one, transition rod 6 run through the connecting hole for the pull rod is connected with chuck nut 5 through the transition rod, through lathe hydraulic pressure mechanism pulling pull rod, rethread transition rod transmits chuck nut to the pulling force, realizes the inside taut purpose of chuck.
The interior of the tensioning mechanism is required to be provided with a space for tensioning, for example, a transition sleeve with the length larger than that of the connecting hole is arranged in the connecting hole, and the upper end and the lower end of the transition sleeve extend out of the connecting hole. Under the support of the transition sleeve, a distance is reserved between the lower end face of the chuck nut and the bottom of the upper groove, and the upper end face of the chuck nut is higher than the upper groove.
The utility model discloses an in a concrete implementation, in order to prevent that the chuck from rotating, set up the screw hole of the top direction of perpendicular to on the taper sleeve outer wall, threaded hole installs set screw, and is corresponding, and chuck department that corresponds at the screw hole sets up the inner groovy, stretches into the recess with set screw and can effectively prevent in the chuck from rotating, and simultaneously, the recess is equipped with sufficient length on following the axial direction, guarantees that the chuck can the downstream under the taut effect of axial force.
The working process of the utility model is as follows: a workpiece is arranged on a clamping head 2, and the bottom of the workpiece is positioned through a tip 4; the pull rod 9 is pulled downwards through a machine tool hydraulic mechanism, the pull rod 9 transmits pulling force to the chuck nut 5 through the transition rod 6, the chuck nut 5 pulls the chuck 2 downwards, an inner hole of the chuck 2 is reduced through a taper hole of the taper sleeve 3, and the function of holding tightly is achieved. The work piece can produce a decurrent axial force when being held tightly, because top is fixed and is not removed along with the pull rod on the connecting seat, consequently the work piece can further closely laminate with the top of location, has guaranteed the stability of work piece.
The foregoing descriptions have been directed to embodiments of the present invention. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications within the scope of the appended claims may be made by those skilled in the art.
Claims (7)
1. The clasping hobbing clamp is characterized by comprising a chuck (2), a tip (4), a taper sleeve (3), a connecting seat (8) and a tensioning mechanism;
the connecting seat (8) is arranged on a machine tool, an upper groove and a lower groove are respectively arranged on the upper end surface and the lower end surface of the connecting seat, and the upper groove and the lower groove are communicated with a plurality of connecting holes which are uniformly distributed along the circumferential direction of the central hole through a central hole; the bottom of the center passes through the center hole and is fixed on the connecting seat;
the taper sleeve (3) is arranged on the connecting seat (8), is coaxially sleeved on the periphery of the tip, and the upper end part of the taper sleeve (3) is provided with a taper hole; the chuck is positioned between the inner wall of the taper sleeve and the outer wall of the tip, and the front end part of the chuck is provided with a taper hole matched with the taper hole; the tensioning mechanism penetrates through the lower groove, the connecting hole and the upper groove of the connecting seat (8) from bottom to top and is fixedly connected with the rear end of the chuck.
2. The clasping hobbing clamp of claim 1, wherein the rear end of the collet is provided with connecting threads for tightening.
3. The hug hobbing clamp of claim 2, wherein said tensioning mechanism comprises a tie rod (9), a collet nut (5) and a transition bar (6);
the pull rod (9) is arranged in a lower groove of the connecting seat (8), and the bottom of the pull rod is connected with a machine tool hydraulic mechanism; the chuck nut (5) is arranged in an upper groove of the connecting seat, is connected to the pull rod (9) through a transition rod (6) and is used for connecting and clamping the chuck and the pull rod; the pull rod (9) and the chuck nut (5) are respectively provided with threads/holes corresponding to the connecting holes one by one, and the transition rod (6) penetrates through the connecting holes, so that the pull rod is connected with the chuck nut (5) through the transition rod.
4. The clasping hobbing clamp of claim 3, wherein a transition sleeve is provided in the attachment hole.
5. The hug hobbing clamp of claim 4, wherein the length of the transition sleeve is greater than that of the connecting hole, and the upper end and the lower end of the transition sleeve extend out of the connecting hole.
6. The clasping hobbing clamp of claim 3, wherein the distance is left between the lower end surface of the collet nut and the bottom of the upper groove, and the upper end surface of the collet nut is higher than the height of the upper groove.
7. The clasping hobbing clamp of claim 1, wherein the taper sleeve is provided with a threaded hole on the outer wall perpendicular to the tip direction, and a positioning screw is arranged in the threaded hole to prevent the chuck from rotating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220345323.4U CN217253404U (en) | 2022-02-21 | 2022-02-21 | Holding hobbing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220345323.4U CN217253404U (en) | 2022-02-21 | 2022-02-21 | Holding hobbing clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217253404U true CN217253404U (en) | 2022-08-23 |
Family
ID=82857775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220345323.4U Active CN217253404U (en) | 2022-02-21 | 2022-02-21 | Holding hobbing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217253404U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114989955A (en) * | 2022-05-30 | 2022-09-02 | 四川轻化工大学 | Implant microorganism real-time corrosion dynamic test system |
-
2022
- 2022-02-21 CN CN202220345323.4U patent/CN217253404U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114989955A (en) * | 2022-05-30 | 2022-09-02 | 四川轻化工大学 | Implant microorganism real-time corrosion dynamic test system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 317600 Yucheng street, Yuhuan City, Taizhou, Zhejiang. Patentee after: Zhejiang Huandong Robot Joint Technology Co.,Ltd. Address before: 317600 Yucheng street, Yuhuan City, Taizhou, Zhejiang. Patentee before: Zhejiang environmental Robot Joint Technology Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |