CN217143181U

CN217143181U - Clamp for drilling signal hole and marking on periphery of workpiece

Info

Publication number: CN217143181U
Application number: CN202221073393.5U
Authority: CN
Inventors: 陈维山; 刘光俊; 唐增亮; 唐俊聪; 赵闯
Original assignee: Chongqing Haitong Machinery Manufacture Co ltd
Current assignee: Chongqing Haitong Machinery Manufacture Co ltd
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-08-09
Anticipated expiration: 2032-05-07

Abstract

The utility model discloses an anchor clamps that is used for work piece periphery to bore signal hole and mark, including the graduated disk that is used for fixed connection to lathe with fixed set up in bottom plate on the graduated disk, just graduated disk and the coaxial setting of bottom plate, the center department of bottom plate outwards expands and is provided with the dabber fixedly, the dabber with the bottom plate is coaxial, the detachably cover of spindle is equipped with the pressure disk, just the dabber passes the center of pressure disk, the dabber is kept away from the one end of bottom plate forms the external screw thread, and sets and be used for compressing tightly the first gland nut of pressure disk. The utility model discloses a bottom plate is fixed to the graduated disk, and the graduated disk sets up in the lathe, and wears to establish the work piece through the dabber to fix the work piece through a gland nut, and then can drive the rotation of work piece through the rotation of graduated disk, set up stably, convenient operation fixes a position accurately.

Description

Clamp for drilling signal hole and marking on periphery of workpiece

Technical Field

The application relates to the technical field of machining, in particular to a clamp for drilling a signal hole and marking on the periphery of a workpiece.

Background

When a disc-shaped workpiece is machined, a signal hole and a carving mark are required to be machined on the periphery of the disc-shaped workpiece. In order to facilitate machining, the workpiece is arranged on a machine tool, and then the machine tool drives the workpiece to rotate so as to drill a signal hole and carve a mark. Therefore, it is desirable to design a fixture for securing the workpiece to the lathe.

SUMMERY OF THE UTILITY MODEL

Based on the condition that above-mentioned work piece needs to be fixed, the utility model provides an anchor clamps that is used for work piece periphery to bore signal hole and scale mark.

The utility model provides a fixture for work piece periphery is bored signal hole and is carved mark, including the graduated disk that is used for fixed connection to lathe with fixed set up in bottom plate on the graduated disk, just graduated disk and the coaxial setting of bottom plate, the center department of bottom plate outwards extends and is provided with the dabber with fixed, the dabber with the bottom plate is coaxial, the detachably cover of spindle is equipped with the pressure disk, just the dabber passes the center of pressure disk, the dabber is kept away from the one end of bottom plate forms the external screw thread, and sets and is used for compressing tightly the first gland nut of pressure disk.

In some embodiments of the present invention, the dividing plate is provided with a sliding groove, and the sliding groove is provided with a sliding block in a sliding fit manner, the sliding groove includes a first groove-shaped portion and a second groove-shaped portion which are integrally connected, and the first groove-shaped portion is connected to the outer surface of the dividing plate, and the width of the first groove-shaped portion is smaller than the width of the second groove-shaped portion; the slider is including connecting first sliding part and second sliding part as an organic whole, the width of first sliding part is less than the width of second sliding part, just first sliding part with first flute profile portion sliding fit, the second sliding part with second flute profile portion sliding fit, first sliding part is kept away from the one end of second sliding part is provided with and is used for compressing tightly the second gland nut of bottom plate.

In some embodiments of the invention, the mandrel comprises a mandrel disk for fixing the mandrel, the mandrel disk being fixed to the base plate by bolts, so as to fix the mandrel to the base plate.

In some embodiments of the present invention, the bottom plate is close to the surface of the mandrel disk one side is formed with a disk surface groove, and the mandrel disk is abutted against the bottom surface of the disk surface groove.

In some embodiments of the invention, the mandrel comprises a mandrel seat for fixing, one end of the mandrel seat being connected to the surface of the mandrel disk and the other end being a free end; the bottom plate center is provided with the mounting hole, the dabber seat portion install in the mounting hole.

In some embodiments of the present invention, the shape and size of the mounting hole and the mandrel seat portion are the same, so that when the mandrel seat portion is mounted in the mounting hole, the outer wall of the mandrel seat portion is attached to the inner wall of the mounting hole.

The utility model discloses an in some embodiments, still including connect in the backing plate of graduated disk to raise the graduated disk, and then avoid interfering.

Has the advantages that: the utility model discloses a bottom plate is fixed to the graduated disk, and the graduated disk sets up in the lathe, and wears to establish the work piece through the dabber to fix the work piece through a gland nut, and then can drive the rotation of work piece through the rotation of graduated disk, set up stably, convenient operation fixes a position accurately.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic structural view of an embodiment of the present invention in a cross-sectional view;

fig. 2 is a schematic view of an arrangement structure near the mandrel according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

A clamp for drilling signal holes and marks on the periphery of a workpiece is used for fixing the workpiece on a machine tool, then driving the workpiece to rotate to a corresponding angle through the machine tool, and further accurately punching and marking the workpiece.

Specifically, referring to fig. 1 and 2, the jig includes an index plate 10 fixedly coupled to a lathe and a base plate 20 fixedly disposed on the index plate 10. In specific use, the indexing disc 10 is mounted on a lathe, and the indexing disc 10 is driven to rotate by the lathe. Since the bottom plate 20 is fixedly mounted on the indexing plate 10, the rotation of the indexing plate 10 drives the bottom plate 20 to rotate.

The indexing disk 10 and the base plate 20 are coaxially arranged to ensure that they both rotate at the same angular velocity.

The mandrel 30 is used to set the workpiece. Therefore, as shown in fig. 1, one end of the spindle 30 is fixedly provided to the center of the base plate 20 so as to rotate together with the base plate 20; the other end is a free end so as to be convenient for assembling the workpiece. The spindle 30 is disposed coaxially with the base plate 20 so that they rotate at the same angular velocity.

In particular use, as shown in FIG. 1, a workpiece 90 is secured to the base plate 20. In assembling, the workpiece 90 is fitted over the mandrel 30 and moved toward the base plate 20, and the workpiece 90 is press-fixed to the base plate 20 by the platen 40 provided to the mandrel 30. The platen 40 is detachably provided on the spindle 30. A through hole is provided in the center of the platen 40, and the spindle 30 passes through the center of the platen 40. To fix the pressure plate 40, pressing and fixing may be performed by a screw structure. An external thread is formed on the end of the mandrel 30 remote from the base plate 20 and is provided with a first compression nut 50 for compressing the pressure plate 40.

In particular use, the workpiece 90 is inserted through the mandrel 30, the platen 40 is used to urge the workpiece 90 against the base plate 20, and then the first compression nut 50 is rotated to tighten the platen 40 to tightly secure the workpiece 90 to the base plate 20.

In order to facilitate the assembly and the structural stability of the bottom plate 20 in the jig, in some embodiments, the indexing disk 10 is provided with a sliding groove 11, the sliding groove 11 is provided with a sliding block 60 in a sliding fit manner, the sliding groove 11 comprises a first groove-shaped part 11a and a second groove-shaped part 11b which are connected into a whole, the first groove-shaped part 11a is connected to the outer surface of the indexing disk 10, and the width of the first groove-shaped part 11a is smaller than that of the second groove-shaped part 11 b. The slider 60 includes a first sliding portion 60a and a second sliding portion 60b connected as a whole, the width of the first sliding portion 60a is smaller than the width of the second sliding portion 60b, and the first sliding portion 60a is in sliding fit with the first groove-shaped portion 11a, the second sliding portion 60b is in sliding fit with the second groove-shaped portion 11b, and a second pressing nut 70 for pressing the bottom plate 20 is disposed at one end of the first sliding portion 60a away from the second sliding portion 60 b.

As shown in fig. 2, the bottom plate 20 is provided by the sliding groove 11 and the sliding block 60 which are mutually matched, so that the fixing position of the bottom plate 20 can be conveniently adjusted, and the setting firmness of the bottom plate 20 can be adjusted.

The fixed arrangement of the mandrel 30 is the condition under which it is used to secure a workpiece. Therefore, in order to fix the spindle 30 more effectively, as shown in fig. 2, a spindle disk 31 for fixing the spindle 30 is formed on the spindle 30. The spindle disk 31 is fixed to the base plate 20 by means of bolts in such a way as to form a fixation for the spindle 30.

Further, in order to ensure the stability of the setting of the spindle disk 31, a disk surface groove 21 is formed on one side surface of the spindle disk 31, and the spindle disk 31 abuts against the groove bottom surface of the disk surface groove 21.

In order to ensure the structural stability of the mandrel 30 itself and to ensure the stable installation of the mandrel 30. In some embodiments, the spindle 30 includes a spindle seat 32 for fixing, one end of the spindle seat 32 is connected to a surface of the spindle disk 31, and the other end is a free end; the bottom plate 20 is centrally provided with a mounting hole 22, and the spindle seat 32 is mounted in the mounting hole 22.

In order to ensure a tight fit and stable positioning between the base plate 20 and the mandrel 30, in some embodiments, the shape and size of the mounting hole 22 and the mandrel seat 32 are the same, and when the mandrel seat 32 is mounted in the mounting hole 22, the outer wall of the mandrel seat 32 fits the inner wall of the mounting hole 22.

In some embodiments, a backing plate 80 is also included that is attached to the indexing disk 10 to raise the indexing disk 10 to avoid interference. Interference is avoided by providing a shim plate 80 to increase the height of the indexing disk 10.

The above examples only represent preferred embodiments of the present invention, which are described in more detail and detail, but are not to be construed as limiting the scope of the 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

1. A clamp for drilling signal holes and marking on the periphery of a workpiece is characterized in that: including be used for fixed connection to the graduated disk (10) of lathe and fixed set up in bottom plate (20) on graduated disk (10), just graduated disk (10) and bottom plate (20) coaxial arrangement, the center department of bottom plate (20) outwards stretches out and is provided with dabber (30) fixedly, dabber (30) with bottom plate (20) are coaxial, detachably the cover is equipped with pressure disk (40) on dabber (30), just dabber (30) pass the center of pressure disk (40), dabber (30) are kept away from the one end of bottom plate (20) forms the external screw thread, and is equipped with and is used for compressing tightly first gland nut (50) of pressure disk (40).

2. The jig for drilling signal holes and marking on the outer periphery of a workpiece according to claim 1, wherein: the dividing plate is characterized in that a sliding groove (11) is formed in the dividing plate (10), a sliding block (60) is arranged on the sliding groove (11) in a sliding fit mode, the sliding groove (11) comprises a first groove-shaped part (11a) and a second groove-shaped part (11b) which are connected into a whole, the first groove-shaped part (11a) is connected to the outer surface of the dividing plate (10), and the width of the first groove-shaped part (11a) is smaller than that of the second groove-shaped part (11 b); the sliding block (60) comprises a first sliding portion (60a) and a second sliding portion (60b) which are connected into a whole, the width of the first sliding portion (60a) is smaller than that of the second sliding portion (60b), the first sliding portion (60a) is in sliding fit with the first groove-shaped portion (11a), the second sliding portion (60b) is in sliding fit with the second groove-shaped portion (11b), and a second compression nut (70) used for compressing the bottom plate (20) is arranged at one end, away from the second sliding portion (60b), of the first sliding portion (60 a).

3. The jig for drilling signal holes and marking on the outer periphery of a workpiece according to claim 1, wherein: the mandrel (30) comprises a mandrel disc (31) used for fixing the mandrel (30), and the mandrel disc (31) is fixed on the bottom plate (20) through bolts so as to fix the mandrel (30) on the bottom plate (20).

4. The jig for drilling signal holes and marking on the outer periphery of a workpiece according to claim 3, wherein: the bottom plate (20) are close to the surface of one side of the mandrel disc (31) is provided with a disc surface groove (21), and the mandrel disc (31) is abutted to the bottom surface of the disc surface groove (21).

5. The jig for drilling signal holes and marking on the outer periphery of a workpiece according to claim 4, wherein: the mandrel (30) comprises a mandrel seat (32) for fixing, one end of the mandrel seat (32) is connected to the surface of the mandrel disc (31), and the other end is a free end; the center of the bottom plate (20) is provided with a mounting hole (22), and the mandrel seat part (32) is mounted in the mounting hole (22).

6. The jig for drilling signal holes and marking on the outer periphery of a workpiece according to claim 5, wherein: the shape and the size of the installation hole (22) are the same as those of the mandrel seat part (32), and when the mandrel seat part (32) is installed in the installation hole (22), the outer wall of the mandrel seat part (32) is attached to the inner wall of the installation hole (22).

7. The jig for drilling signal holes and marking on the outer periphery of a workpiece according to claim 1, wherein: also included is a backing plate (80) attached to the indexing disk (10) to raise the indexing disk (10) to avoid interference.