CN218110092U

CN218110092U - High-precision rotary fixture

Info

Publication number: CN218110092U
Application number: CN202222652715.8U
Authority: CN
Inventors: 贾旭; 夏留江; 陈希斌
Original assignee: Suzhou Promax Communication Technology Co ltd
Current assignee: Suzhou Promax Communication Technology Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2022-12-23
Anticipated expiration: 2032-10-08

Abstract

The utility model belongs to the technical field of anchor clamps, especially, be high accuracy rotary fixture, the on-line screen storage device comprises a base, base one side upper end is provided with the slip table, the base sets up the homonymy upper surface fixed of slip table and is provided with the slide rail, the slip table slides on the slide rail, the inside fixed mounting of slip table has the hydro-cylinder, the flexible end of hydro-cylinder installs pivoted back anchor clamps, base upper end opposite side has servo motor through support fixed mounting, base upper end homonymy still has the speed reducer through support fixed mounting, speed reducer output end fixed mounting has preceding anchor clamps, still by the work piece of centre gripping between back anchor clamps and the preceding anchor clamps, the utility model discloses the front end adopts servo motor and reduction gear rotatory, and the afterbody adopts the hydro-cylinder fixed, and the bottom adopts cylinder and conical column to fix a position, can realize super high accurate rotation according to the angle that needs the trompil through servo motor and speed reducer man-hour, and one set of anchor clamps accomplishes the processing of many faces, effectively improves machining efficiency.

Description

High-precision rotary fixture

Technical Field

The utility model belongs to the technical field of anchor clamps, concretely relates to high accuracy rotary fixture.

Background

The jig is a device for fixing a processing object to take a correct position to receive construction or inspection in a machine manufacturing process, and is a device for quickly, conveniently and safely mounting a workpiece in any process in a broad sense.

The fixture generally comprises a positioning element (for determining the correct position of a workpiece in the fixture), a clamping device, a tool setting guide element (for determining the relative position of the tool and the workpiece or guiding the direction of the tool), an indexing device (for enabling the workpiece to complete the processing of a plurality of stations in one-time installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a fixture body (fixture base) and the like.

When the surface of a cylindrical part is required to be processed with a through hole, the traditional fixing clamp is poor in flexibility, and a plurality of through holes cannot be processed on the same clamp in an annular mode on the cylindrical part.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a high accuracy rotary fixture has the precision height, improves machining efficiency's characteristics.

In order to achieve the above purpose, the utility model provides a following technical scheme: high accuracy rotating jig, the on-line screen storage device comprises a base, base one side upper end is provided with the slip table, the base sets up the homonymy upper surface fixation of slip table and is provided with the slide rail, the slip table slides on the slide rail, the inside fixed mounting of slip table has the hydro-cylinder, the flexible end of hydro-cylinder installs pivoted back anchor clamps, base upper end opposite side has servo motor through support fixed mounting, base upper end homonymy still has the speed reducer through support fixed mounting, anchor clamps before speed reducer output fixed mounting, the work piece by the centre gripping in addition between back anchor clamps and the preceding anchor clamps, fixed mounting has the holder in the middle of the base upper surface, the bedplate of two symmetries is installed to the screw thread on the holder, the base upper surface is located inside the bottom fixed establishment that still is provided with of holder.

As the utility model discloses a preferred technical scheme of high accuracy rotary fixture, bottom fixed establishment include fixed mounting at the cylinder of base upper surface and fix the circular cone post at the flexible end of cylinder, department offers in the middle of the holder upper surface and is used for the ejecting through-hole of circular cone post.

As the utility model discloses a preferred technical scheme of high accuracy rotary fixture, one side of pedestal mounting slide rail is still connected, installs through support and hydro-cylinder rear end still fixed mounting has the connecting strip between the support of servo motor, speed reducer and hydro-cylinder.

As the utility model discloses a preferred technical scheme of high accuracy rotary fixture, servo motor, speed reducer, preceding anchor clamps and hydro-cylinder, back anchor clamps to and the work piece is all coaxial.

As the utility model discloses a preferred technical scheme of high accuracy rotary fixture, the servo motor output is fixed with the speed reducer input.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the front end adopts servo motor and reduction gear rotatory, and the afterbody adopts the hydro-cylinder fixed, and the bottom adopts cylinder and circular cone post to fix a position, and the angle that can trompil as required through servo motor and reduction gear in man-hour realizes super high accurate rotatory, and the processing of a plurality of faces is accomplished to one set of anchor clamps, effectively improves machining efficiency.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention from the side;

FIG. 3 is a schematic view of the structure of the present invention partially exploded from FIG. 1;

FIG. 4 is a schematic view of a partial half-section of the middle bottom positioning mechanism of the present invention;

in the figure: 1. a base; 2. a sliding table; 3. a slide rail; 4. an oil cylinder; 5. a rear clamp; 6. a servo motor; 7. a speed reducer; 8. a front clamp; 9. a workpiece; 10. a connecting strip; 11. a holder; 12. a seat plate; 13. a cylinder; 14. a conical column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: high accuracy rotating jig, including

base

1, 1 one side upper end of base is provided with slip table 2, base 1 sets up slip table 2's homonymy fixed surface and is provided with slide rail 3, slip table 2 slides on slide rail 3, the inside fixed mounting of slip table 2 has hydro-cylinder 4, the flexible end of hydro-cylinder 4 installs pivoted back anchor clamps 5, base 1 upper end opposite side has servo motor 6 through support fixed mounting, 1 upper end homonymy still has speed reducer 7 through support fixed mounting, 7 output end fixed mounting of speed reducer has preceding anchor clamps 8, still by the work piece 9 of centre gripping between back anchor clamps 5 and the preceding anchor clamps 8, fixed mounting has holder 11 in the middle of the upper surface of base 1, two symmetrical bedplate 12 are installed to the screw thread on

holder

11, 1 upper surface of base is located inside still being provided with bottom fixed establishment of clamp 11, the anchor clamps front end adopts servo motor and speed reducer rotation in this embodiment, the afterbody adopts the hydro-cylinder to fix, the bottom adopts cylinder and the circular cone post to fix a position, can realize super high accuracy rotation through the angle that servo motor and speed reducer trompil as required when adding man-hour, one set of anchor clamps accomplishes the processing of many faces, effectively improve machining efficiency.

Specifically, bottom fixed establishment includes fixed mounting at the cylinder 13 of base 1 upper surface and fixes the circular cone post 14 at the flexible end of cylinder 13, and the department offers in the middle of the 11 upper surfaces of holder is used for the ejecting through-hole of circular cone post 14, and positioning mechanism plays the secondary location effect in this embodiment to guarantee stability and precision during trompil processing.

Specifically, one side of the base 1, on which the sliding rail 3 is mounted, is further connected with the rear end of the oil cylinder 4 through a support, a connecting strip 10 is further fixedly mounted between the supports for mounting the servo motor 6, the speed reducer 7 and the oil cylinder 4, and the support for mounting the oil cylinder 4 and the connecting strip 10 for combining both have a structure reinforcing effect in the embodiment.

Specifically, the servo motor 6, the speed reducer 7, the front clamp 8, the oil cylinder 4, the rear clamp 5 and the workpiece 9 are coaxial.

Specifically, the output end of the servo motor 6 is fixed with the input end of the speed reducer 7, and the servo motor 6 is matched with the speed reducer 7 in the embodiment, so that good rotation precision is achieved.

The utility model discloses a theory of operation and use flow: the method comprises the steps of firstly determining the size of a workpiece 9, selecting a rear clamp 5 and a front clamp 8 with proper models, adjusting an oil cylinder 4 to a proper position through a sliding table 2 and a sliding rail 3, placing the workpiece 9 between two seat plates 12 on a clamp seat 11, preferentially butting one end of the workpiece with the front clamp 8, then starting the oil cylinder 4, driving the rear clamp 5 to move forwards to clamp the other end of the workpiece 9 by the oil cylinder 4, controlling an air cylinder 13 to push a conical column 14 upwards and extrude the bottom of the workpiece 9 at the moment, using a hole opening device to open a hole, loosening the workpiece 9 from the conical column 14 through the air cylinder 13 after the hole is opened in one direction, controlling a servo motor 6 to rotate, driving the front clamp 8 to rotate through a speed reducer 7 by the servo motor 6, simultaneously driving the workpiece 9 clamped at one end and the rear clamp 5 at the other end to rotate synchronously, adjusting the servo motor 6 to a precise position, then positioning the workpiece 9 for the second time through the air cylinder 13 and the conical column 14, then processing, and loosening the rear clamp 5 after the processing is finished, namely taking the workpiece 9 down on the clamp.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. High accuracy rotating jig, its characterized in that: including base (1), base (1) one side upper end is provided with slip table (2), fixed surface is provided with slide rail (3) on the homonymy that base (1) set up slip table (2), slip table (2) slide on slide rail (3), the inside fixed mounting of slip table (2) has hydro-cylinder (4), pivoted back anchor clamps (5) are installed to hydro-cylinder (4) flexible end, there are servo motor (6) base (1) upper end opposite side through support fixed mounting, base (1) upper end homonymy still has speed reducer (7) through support fixed mounting, anchor clamps (8) before speed reducer (7) output fixed mounting, still by work piece (9) of centre gripping between back anchor clamps (5) and preceding anchor clamps (8), fixed mounting has holder (11) in the middle of base (1) upper surface, base (11) are gone up the screw thread and are installed bedplate (12) of two symmetries, base (1) upper surface is located inside still is provided with bottom fixed establishment in holder (11).

2. The high-precision rotary jig according to claim 1, characterized in that: the bottom fixing mechanism comprises an air cylinder (13) fixedly installed on the upper surface of the base (1) and a conical column (14) fixed at the telescopic end of the air cylinder (13), and a through hole used for ejecting the conical column (14) is formed in the middle of the upper surface of the clamping seat (11).

3. The high-precision rotary jig according to claim 1, characterized in that: one side of the base (1) provided with the sliding rail (3) is connected with the rear end of the oil cylinder (4) through a support, and a connecting strip (10) is fixedly arranged among the supports of the servo motor (6), the speed reducer (7) and the oil cylinder (4).

4. The high-precision rotary jig according to claim 1, characterized in that: the servo motor (6), the speed reducer (7), the front clamp (8), the oil cylinder (4), the rear clamp (5) and the workpiece (9) are coaxial.

5. The high-precision rotary jig according to claim 1, characterized in that: and the output end of the servo motor (6) is fixed with the input end of the speed reducer (7).