CN215356259U

CN215356259U - Auxiliary clamp for drilling

Info

Publication number: CN215356259U
Application number: CN202121850230.9U
Authority: CN
Inventors: 张同良
Original assignee: Tianjin Hangchao Machinery Manufacturing Co ltd
Current assignee: Tianjin Hangchao Machinery Manufacturing Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2021-12-31
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses an auxiliary clamp for drilling, which relates to the technical field of drilling processing equipment and comprises a base, wherein an installation seat is rotatably arranged on the base, a positioning column is arranged in the middle of the installation seat, an inner supporting seat is slidably arranged on the positioning column, a locking part for locking the inner supporting seat is arranged on the positioning column, a holding ring groove is formed in the installation seat, a locking screw rod is rotatably arranged on one side of the base, a holding block in threaded connection with the locking screw rod is slidably arranged in the base, the holding block partially extends into the holding ring groove and is in tight fit with the side wall of the holding ring groove in a supporting manner, a support frame is fixed on one side of the base, and a guide cylinder is arranged on the support frame. The auxiliary fixture for drilling is provided by the utility model, a workpiece is positioned by using the positioning column and the inner supporting seat, and the drill bit is positioned by using the guide cylinder so as to effectively improve the drilling precision and the drilling efficiency.

Description

Auxiliary clamp for drilling

Technical Field

The utility model relates to the technical field of drilling processing equipment, in particular to an auxiliary clamp for drilling.

Background

A drill press refers to a machine tool that uses a drill bit to form a hole in a workpiece, and usually the drill bit rotates as a primary motion and the drill bit moves axially as a feed motion. The drilling machine is simple in structure, relatively low in machining precision, capable of drilling through holes and blind holes, replacing special cutters, and capable of expanding, reaming or tapping and the like.

The prior Chinese utility model patent with the publication number of CN201579456U discloses a radial drilling machine with an expansion workbench, a stand column, a workbench and a base, wherein one side of the stand column is provided with an expansion workbench mounting groove, the expansion workbench is mounted in the expansion workbench mounting groove, the expansion workbench mainly comprises a vertical platform and a horizontal platform which are perpendicular to each other, the vertical platform is mounted on the side surface of the expansion workbench mounting groove and is perpendicular to the workbench of the radial drilling machine body, and the horizontal platform is mounted at the bottom of the expansion workbench mounting groove and is parallel to the workbench of the radial drilling machine body; the table surfaces of the vertical platform and the horizontal platform are provided with T-shaped grooves.

By adopting the technical scheme, when the drilling machine works, a workpiece is placed on the workbench, and the drilling machine body is used for drilling the workpiece; however, when the rotary workpiece has a high requirement on the drilling precision, the worker needs to expend great energy to find and position, the operation difficulty of the worker is high, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an auxiliary fixture for drilling, which is used for performing basic positioning on a workpiece by using a positioning column and an inner supporting seat and limiting a drill bit by using a guide cylinder, so that the difficulty of alignment and positioning of workers is effectively reduced, and the production efficiency is improved.

The technical purpose of the utility model is realized by the following technical scheme:

the utility model provides an auxiliary fixture for drilling, includes the base, it is provided with the mount pad to rotate on the base, the mount pad middle part is provided with the reference column, slide on the reference column and be provided with interior supporting seat, be provided with the retaining member that is used for locking interior supporting seat on the reference column, the shaping has the hold ring groove of holding tightly on the mount pad, base one side is rotated and is provided with locking screw, the internal slipping of base is provided with the piece of holding tightly with locking screw threaded connection, hold tightly the piece part and stretch into in holding tightly the ring groove and support the tight fit in holding tightly the ring groove lateral wall, base one side is fixed with the support frame, be provided with the guide cylinder on the support frame.

By adopting the technical scheme, when the rotary workpiece punching machine works, a workpiece is placed on the mounting seat, the middle part of the rotary workpiece is limited by the positioning column and the inner supporting seat, the inner supporting seat is locked by the locking part, and then the drill bit penetrates through the guide cylinder, so that punching operation can be performed on the rotary workpiece; when one hole is drilled, the locking screw rod is only required to be rotated to separate the holding block from the holding annular groove, the mounting seat is rotated until another drilling point moves to the position below the guide cylinder, and the locking screw rod is rotated reversely, so that the holding block is abutted against the holding annular groove; through this kind of mode, utilize the guide cylinder effectively to save staff's counterpoint step, effectively improve production efficiency.

The utility model is further configured to: the supporting frame slides on and is provided with the lifter plate, threaded connection has the locking spanner that supports tight complex with the supporting frame on the lifter plate, the guide cylinder sets up on the lifter plate.

Through adopting above-mentioned technical scheme, utilize the lifter plate and the locking spanner cooperation that slide to set up, can adapt to the gyration work piece drilling operation of different thickness.

The utility model is further configured to: the lifting plate is provided with an adjusting plate, the adjusting plate is formed with two sliding grooves, two positioning blocks are arranged in the sliding grooves in a sliding mode, wing plates in abutting fit with the adjusting plate are formed on the positioning blocks, locking bolts matched with the lifting plate in a locking mode are connected to the positioning blocks in a rotating mode, and the guide cylinders are arranged on the adjusting plate.

By adopting the technical scheme, the sliding of the adjusting plate can be accurately limited by matching the two groups of sliding grooves with the positioning blocks; the adjusting plate can be locked by matching the locking bolt with the wing plate; and the guide cylinder is arranged on the adjusting plate, so that the relative position between the guide cylinder and the positioning column can be adjusted, and the drilling operation of rotary workpieces with different diameters can be adapted.

The utility model is further configured to: the adjusting plate is characterized in that an insertion hole is formed in the end portion of the adjusting plate, the guide cylinder is inserted into the insertion hole, a limiting table abutted against the adjusting plate is formed on the upper portion of the guide cylinder, and a locking nut abutted against the adjusting plate is connected to the outer wall of the guide cylinder in a threaded mode.

Through adopting above-mentioned technical scheme, utilize the detachable guide cylinder to make things convenient for the staff to change it to adapt to different drilling diameter's spacing, improve the adaptability that the device used.

The utility model is further configured to: the positioning column slides and is arranged on the mounting seat, and the lower part of the mounting seat is rotatably provided with a locking sleeve in threaded connection with the positioning column.

Through adopting above-mentioned technical scheme, utilize the lock sleeve can adjust the height that the reference column stretches out the mount pad, further adapt to the revolving part location operation of different specifications.

The utility model is further configured to: the mounting seat is provided with a plurality of guide edges in a forming mode, and the positioning column is provided with a plurality of guide grooves in sliding fit with the guide edges in a forming mode.

By adopting the technical scheme, the positioning column is limited by matching the guide edges and the guide grooves, so that the rotation of the positioning column is effectively prevented, and by adopting the mode, on one hand, the positioning precision of the positioning column can be improved, and the use reliability of the device is improved; on the other hand, can make things convenient for the staff to carry out the locking operation of interior supporting seat and retaining member, improve the convenience that the device used.

The utility model is further configured to: the outer portion of the mounting seat is formed with an index plate, and the lower portion of the supporting frame is fixedly provided with a pointer.

Through adopting above-mentioned technical scheme, utilize graduated disk and pointer cooperation, can further make things convenient for the staff to the location of mount pad turned angle, improve the convenience that the device used.

In conclusion, the beneficial technical effects of the utility model are as follows:

(1) the positioning column and the inner supporting seat are used for basic positioning of the workpiece, and the guide cylinder is used for limiting the drill bit, so that the difficulty of alignment and positioning of workers is effectively reduced, and the production efficiency is improved;

(2) the position of the guide cylinder is adjusted by utilizing the adjustable lifting plate and the adjusting plate so as to adapt to the limiting operation of the drill bit during the drilling of the rotary members with different specifications; the positioning columns arranged in a lifting mode can adapt to positioning and clamping operations of rotary workpieces with different thicknesses, and the use applicability of the device is improved.

(3) The guide edges and the guide grooves are utilized, so that the inner supporting seat can be conveniently locked by workers; utilize graduated disk and pointer, make things convenient for the angle location of staff's mount pad, improve the convenience that the device used.

Drawings

FIG. 1 is an axial schematic view of the overall structure of one embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the overall structure of an embodiment of the present invention, showing the connection relationship of the components inside the mounting seat;

fig. 3 is a partially enlarged schematic view of a portion a in fig. 1, showing a positional connection relationship of components on the adjustment seat.

Reference numerals: 1. a base; 2. a mounting seat; 3. an index plate; 4. tightly holding the ring groove; 5. a positioning column; 6. a locking sleeve; 7. a guide edge; 8. a guide groove; 9. an inner support seat; 10. a conical surface; 11. a locking member; 12. locking the screw rod; 13. a hugging block; 14. a support frame; 15. a lifting plate; 16. locking the wrench; 17. an adjustment plate; 18. a chute; 19. positioning blocks; 20. a wing plate; 21. locking the bolt; 22. inserting holes; 23. a guide cylinder; 24. a limiting table; 25. locking the nut; 26. a pointer.

Detailed Description

The present invention will now be described more fully hereinafter with reference to the accompanying examples.

Referring to the attached drawing 1, the auxiliary clamp for drilling comprises a base 1, wherein the base 1 can be a disc seat-shaped structure with supporting legs, an installation seat 2 is coaxially and rotatably arranged in the middle of the base 1, and an index plate 3 is formed outside the installation seat 2; combine the attached figure 2, 2 lower surface shaping of mount pad have be the annular ring groove 4 of holding tightly of holding, and 2 middle parts of mount pad are slided along its axis direction and are provided with reference column 5, and 2 lower parts of mount pad pass base 1 and rotate and be provided with 5 threaded connection's of reference column lock sleeve 6, and 2 middle parts of mount pad have a plurality of direction arriss 7 around its axis direction interval shaping, and the shaping has a plurality of and direction arriss 7 sliding fit's guide way 8 on the reference column 5. The height of the positioning column 5 extending out of the surface of the mounting seat 2 can be adjusted through the locking sleeve 6 so as to adapt to the positioning operation of rotary workpieces with different thicknesses.

Referring to fig. 2, an inner supporting seat 9 is slidably disposed on the positioning column 5 along the axial direction thereof, the outer circular surface of the inner supporting seat 9 is a conical surface 10, and the inner supporting seat 9 can be replaced according to rotating members with different shapes. The upper end of the positioning column 5 is in threaded connection with a locking part 11 for locking the inner supporting seat 9, and the locking part 11 can be a nut; base 1 one side is rotated and is provided with the locking screw 12 that stretches into in the base 1, slides along its radial direction in the base 1 and is provided with and locks 12 threaded connection hold tightly piece 13, holds tightly piece 13 and can be arc block structure, holds tightly piece 13 upper portion stretch into hold tightly annular 4 inside and be used for and hold the lateral wall of annular 4 tightly, wherein hold tightly the width of piece 13 and be less than the width of holding tightly annular 4.

Referring to fig. 1 and 3, a support frame 14 is fixed on one side of the base 1 in the radial direction, and the support frame 14 may be a door-shaped frame structure; a lifting plate 15 is arranged on the support frame 14 in a sliding manner along the height direction of the support frame, and a locking wrench 16 which is tightly matched with the support frame 14 is connected to one side of the lifting plate 15 in a threaded manner; adjusting plate 17 is arranged in the middle of the upper surface of lifting plate 15, two sliding grooves 18 are formed in adjusting plate 17 along the length direction in a staggered manner, positioning blocks 19 are arranged in two sliding grooves 18 in a sliding manner along the length direction, two wing plates 20 matched with adjusting plate 17 in an abutting manner are fixed on the upper portions of positioning blocks 19, locking bolts 21 matched with lifting plate 15 in a locking manner are rotatably connected to positioning blocks 19, two positioning blocks 19 are arranged in a staggered manner along the length direction of adjusting plate 17, and the stability for fixing adjusting plate 17 can be effectively improved by utilizing staggered sliding grooves 18 and positioning blocks 19.

An inserting hole 22 is formed in the end portion, close to the positioning column 5, of the adjusting plate 17, a guide cylinder 23 used for guiding the drill bit is inserted and connected into the inserting hole 22, a limiting table 24 in abutting fit with the upper surface of the adjusting plate 17 is formed in the upper portion of the guide cylinder 23, and a locking nut 25 in abutting fit with the lower surface of the adjusting plate 17 is in threaded connection with the outer wall of the guide cylinder 23; the guide cylinders 23 with different inner diameters can be replaced according to the size of the drill bit so as to adapt to different drilling specifications; the lower part of the supporting frame 14 is fixedly provided with a pointer 26, and the pointer 26 points in parallel with the radial direction of the guide cylinder 23 and the indexing disc 3.

The working principle of the embodiment is as follows: before the drilling machine works, the height of the positioning column 5 extending out of the mounting seat 2 is adjusted according to the specification of a rotary workpiece, the initial positions of the lifting plate 15 and the adjusting plate 17 are adjusted, the guide cylinder 23 can be ensured to be in a relative position of drilling, and then the guide cylinder 23 is selected according to the specification of a drill and is fixedly arranged at the end part of the adjusting plate 17.

During working, a rotary workpiece is placed on the mounting seat 2, the rotary workpiece is positioned by the positioning column 5 and the inner supporting seat 9, and the inner supporting seat 9 and the workpiece are locked by the locking part 11; then, the drill bit penetrates through the guide cylinder 23, so that the rotary workpiece can be punched; when one hole is drilled, the locking screw 12 is only required to be rotated to separate the holding block 13 from the holding ring groove 4, the mounting seat 2 is rotated until another drilling point moves to the position below the guide cylinder 23, and the locking screw 12 is rotated reversely to enable the holding block 13 to abut against the holding ring groove 4; through this kind of mode, utilize guide cylinder 23 effectively to save staff's counterpoint step, effectively improve production efficiency.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a drilling is with supplementary anchor clamps, includes base (1), its characterized in that: rotate on base (1) and be provided with mount pad (2), mount pad (2) middle part is provided with reference column (5), it is provided with interior seat (9) of propping to slide on reference column (5), be provided with retaining member (11) that are used for locking interior seat (9) on reference column (5), the shaping has on mount pad (2) and embraces ring groove (4) tightly, base (1) one side is rotated and is provided with locking screw (12), base (1) internal slipping is provided with and tightly blocks (13) with locking screw (12) threaded connection's armful, it stretches into in embracing ring groove (4) tightly and supports the cooperation tightly in embracing ring groove (4) lateral wall to embrace tightly block (13) part, base (1) one side is fixed with support frame (14), be provided with guide cylinder (23) on support frame (14).

2. The auxiliary jig for drilling according to claim 1, characterized in that: the supporting frame (14) is provided with a lifting plate (15) in a sliding mode, the lifting plate (15) is connected with a locking wrench (16) in a supporting mode and tightly matched with the supporting frame (14) in a threaded mode, and the guide cylinder (23) is arranged on the lifting plate (15).

3. An auxiliary jig for drilling according to claim 2, wherein: be provided with adjusting plate (17) on lifter plate (15), the shaping has two spout (18) on adjusting plate (17), two spout (18) internal slipping is provided with locating piece (19), the shaping has and supports tight complex pterygoid lamina (20) with adjusting plate (17) on locating piece (19), it has locking bolt (21) with lifter plate (15) locking complex to rotate to be connected with on locating piece (19), guide cylinder (23) set up on adjusting plate (17).

4. An auxiliary jig for drilling according to claim 3, wherein: the end part of the adjusting plate (17) is formed with an inserting hole (22), the guide cylinder (23) is inserted into the inserting hole (22), the upper part of the guide cylinder (23) is formed with a limiting table (24) abutted against the adjusting plate (17), and the outer wall of the guide cylinder (23) is in threaded connection with a locking nut (25) abutted against the adjusting plate (17) in tight fit.

5. The auxiliary jig for drilling according to claim 1, characterized in that: the positioning column (5) is arranged on the mounting seat (2) in a sliding mode, and the lower portion of the mounting seat (2) is rotatably provided with a locking sleeve (6) in threaded connection with the positioning column (5).

6. An auxiliary jig for drilling according to claim 5, wherein: a plurality of guide edges (7) are formed on the mounting seat (2), and a plurality of guide grooves (8) in sliding fit with the guide edges (7) are formed on the positioning column (5).

7. The auxiliary jig for drilling according to claim 1, characterized in that: an index plate (3) is formed outside the mounting seat (2), and a pointer (26) is fixedly arranged on the lower portion of the support frame (14).