CN210938228U

CN210938228U - Workpiece clamp for drilling machine

Info

Publication number: CN210938228U
Application number: CN201922029765.9U
Authority: CN
Inventors: 李国伟; 刘居康; 张扬诗
Original assignee: Qingdao Minghaoyuan Precision Machinery Co ltd
Current assignee: Qingdao Minghaoyuan Precision Machinery Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-07-07
Anticipated expiration: 2029-11-22

Abstract

The utility model relates to the technical field of workpiece fixtures, and discloses a workpiece fixture for a drilling machine, which solves the problems that the prior drilling machine can not clamp and fix round workpieces with different sizes quickly and conveniently in the using process, and simultaneously, the workpieces can rotate and deviate due to the torsion of a cutter in the processing process; this work piece holder for drilling machine can be fast convenient press from both sides tight fixedly to the circular work piece of equidimension not, and adjust operation process simple, and this work piece holder for drilling machine can carry out effectual clamp to the work piece fixedly simultaneously, the situation of rotation and skew can not appear.

Description

Workpiece clamp for drilling machine

Technical Field

The utility model belongs to the technical field of the work piece holder, specifically be a work piece holder for drilling machine.

Background

The drilling machine is a machine tool which mainly uses a drill to machine holes on a workpiece; usually, the drill bit rotates into a main motion, and the drill bit moves axially into a feed motion; the drilling machine has simple structure and relatively low processing precision, can drill through holes and blind holes, replace special cutters and perform processing such as reaming, spot facing and reaming or tapping; in the machining process, the workpiece is not moved, the cutter is moved, the center of the cutter is aligned with the center of the hole, and the cutter is rotated; the drilling machine is characterized in that a workpiece is fixed and a cutter does rotary motion.

The existing drilling machine cannot clamp and fix round workpieces with different sizes quickly and conveniently in the using process, and meanwhile, the workpieces can rotate and deviate due to the torsion of a cutter in the machining process; therefore, improvements are now needed in view of the current situation.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a workpiece fixture for drilling machine, the effectual in-process that has solved present drilling machine and using can not be fast convenient press from both sides tight fixedly to the not circular work piece of equidimension, simultaneously in the course of working because the torsion of cutter can make the work piece the problem that rotation and skew appear.

In order to achieve the above object, the utility model provides a following technical scheme: a workpiece clamp for a drilling machine comprises a base, wherein mounting seats are fixedly mounted at two ends of two sides of the bottom of the base, a first fixing block and a second fixing block are fixedly mounted at the middle parts of two ends of the top of the base respectively, a first clamping block and a second clamping block are arranged at two sides of the top of the base respectively, a bearing is fixedly mounted at one side of the first clamping block, an adjusting threaded rod is movably connected at the middle part of the first fixing block, one end of the adjusting threaded rod is fixedly connected with one side of the bearing, an inserting rod is movably inserted into the middle part of the second fixing block, one end of the inserting rod is fixedly connected with one side of the second clamping block, a spring is sleeved on the surface of the inserting rod, a limiting plate is fixedly connected at the other end of the inserting rod, a connecting block is fixedly mounted at the top of the second fixing block, a fixed threaded rod is connected between the top of the limiting, fixed clamping teeth are fixedly arranged in the bayonets at equal intervals.

Preferably, the spout has been seted up at the middle part at base top, and the escape orifice has been seted up at the middle part of spout, and the equal fixed mounting in middle part of the tight piece bottom of first clamp and the second clamp has the slider, and two slider activity joints are in the inside of spout.

Preferably, both sides of slider all activity joint has first ball, and the both sides of first clamp piece and second clamp piece bottom all activity joint has the second ball.

Preferably, the adjusting threaded rod is in threaded connection with the first fixed block, and one end of the adjusting threaded rod, which is far away from the bearing, is fixedly connected with the first manual turntable.

Preferably, fixed threaded rod threaded connection is at the top of limiting plate, and fixed threaded rod's one end fixedly connected with second manual carousel.

Preferably, one side of the connecting block, which is close to the fixed threaded rod, is provided with a threaded hole, and the other end of the fixed threaded rod is in threaded connection with the inside of the threaded hole.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) during work, the workpiece clamp for the drilling machine can quickly and conveniently clamp and fix round workpieces with different sizes by arranging the bearing, the adjusting threaded rod, the inserting rod, the spring, the limiting plate, the connecting block and the fixing threaded rod, and the adjusting operation process is simple; the round workpiece is placed on the top of the base and located between the first clamping block and the second clamping block, then the fixed threaded rod is rotated to be separated from the connecting block, then the adjusting threaded rod is rotated to be pushed to move through the bearing, the first clamping block moves to be matched with the second clamping block to clamp the workpiece, then the second clamping block is continuously rotated to enable the inserting rod to drive the spring to compress, the punching point of the workpiece and a drill bit of a drilling machine are located on the same vertical line, and finally the fixed threaded rod is rotated to be connected with the connecting block, so that the second clamping block is fixed; then, the workpieces with the same size can be continuously punched;

(2) the workpiece clamp for the drilling machine can effectively clamp and fix the workpiece by arranging the bayonet and the fixed clamping teeth, so that the rotating and offsetting conditions can be avoided; the bayonet can carry out the chucking to circular workpiece, and fixed latch can fix circular workpiece's surface to keep the effective stability of work piece.

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 cross-sectional view of the base of the present invention;

fig. 3 is a schematic top view of the first clamping block and the second clamping block of the present invention;

in the figure: 1. a base; 2. a mounting seat; 3. a first fixed block; 4. a second fixed block; 5. a first clamping block; 6. a second clamping block; 7. a bearing; 8. adjusting the threaded rod; 9. inserting a rod; 10. a spring; 11. a limiting plate; 12. connecting blocks; 13. fixing a threaded rod; 14. a bayonet; 15. fixing the latch; 16. a chute; 17. a drain port; 18. a slider; 19. a first ball bearing; 20. a second ball.

Detailed Description

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, 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.

In the first embodiment, as shown in fig. 1, 2 and 3, the present invention comprises a base 1, wherein two ends of two sides of the bottom of the base 1 are fixedly installed with a mounting seat 2, the middle parts of two ends of the top of the base 1 are respectively fixedly installed with a first fixing block 3 and a second fixing block 4, two sides of the top of the base 1 are respectively provided with a first clamping block 5 and a second clamping block 6, one side of the first clamping block 5 is fixedly installed with a bearing 7, the first clamping block 5 can effectively move through the arrangement of the bearing 7, the middle part of the first fixing block 3 is movably connected with an adjusting threaded rod 8, one end of the adjusting threaded rod 8 is fixedly connected with one side of the bearing 7, the middle part of the second fixing block 4 is movably inserted with an insertion rod 9, one end of the insertion rod 9 is fixedly connected with one side of the second clamping block 6, the surface of the insertion rod 9 is sleeved with a spring 10, the other end of the, top fixed mounting of second fixed block 4 has connecting block 12, be connected with fixed threaded rod 13 between the top of limiting plate 11 and one side of connecting block 12, through fixed threaded rod 13's setting, make it can be effectual press from both sides tight piece 6 to the second and fix, bayonet 14 has all been seted up to the tight piece 6 relative one side of the tight piece of first clamp 5 and the second clamp, bayonet 14's inside equidistance fixed mounting has fixed latch 15, through the setting of fixed latch 15, can effectually fix the work piece.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 2, a sliding groove 16 is formed in the middle of the top of the base 1, a drain opening 17 is formed in the middle of the sliding groove 16, sliding blocks 18 are fixedly mounted in the middle of the bottoms of the first clamping block 5 and the second clamping block 6, the two sliding blocks 18 are movably clamped inside the sliding groove 16, and the first clamping block 5 and the second clamping block 6 can stably move through the arrangement of the sliding groove 16 and the sliding blocks 18.

Third embodiment, on second embodiment's basis, given by fig. 2, the both sides of slider 18 all activity joint has first ball 19, and the both sides of first clamp piece 5 and the equal activity joint of second clamp piece 6 bottom have second ball 20, through the setting of first ball 19 and second ball 20, make first clamp piece 5 and the second clamp piece 6 can convenient effectual removal.

In the fourth embodiment, on the basis of the first embodiment, as shown in fig. 1 and fig. 2, the adjusting threaded rod 8 is in threaded connection with the first fixed block 3, and one end of the adjusting threaded rod 8, which is far away from the bearing 7, is fixedly connected with the first manual rotating disc, so that the adjusting threaded rod 8 can be effectively adjusted in a rotating manner.

Fifth embodiment, on the basis of the first embodiment, as shown in fig. 1 and 2, the fixed threaded rod 13 is screwed on the top of the limiting plate 11, and one end of the fixed threaded rod 13 is fixedly connected with a second manual rotating disc, so that the fixed threaded rod 13 can be effectively adjusted in rotation.

Sixth embodiment, on the basis of the first embodiment, as shown in fig. 2, a threaded hole is formed in one side of the connecting block 12 close to the fixing threaded rod 13, and the other end of the fixing threaded rod 13 is screwed inside the threaded hole, so that the fixing threaded rod 13 can be effectively connected and fixed.

The working principle is as follows: the round workpiece is placed at the top of the base 1 and located between the first clamping block 5 and the second clamping block 6, then the fixed threaded rod 13 is rotated to be separated from the connecting block 12, then the adjusting threaded rod 8 is rotated to be pushed to move the first clamping block 5 through the bearing 7, the first clamping block 5 moves to be matched with the second clamping block 6 to clamp the workpiece, then the second clamping block 6 is continuously rotated to enable the inserting rod 9 to drive the spring 10 to compress, the punching point of the workpiece and a drill bit of a drilling machine are located on a vertical line, and finally the fixed threaded rod 13 is rotated to be connected with the connecting block 12, so that the second clamping block 6 is fixed (the bayonet 14 can clamp the round workpiece, and the fixed clamping teeth 15 can fix the surface of the round workpiece, so that the effective stability of the workpiece is kept); the punching of the same size workpiece can then be continued.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a work piece holder for drilling machine, includes base (1), its characterized in that: the clamping device is characterized in that mounting seats (2) are fixedly mounted at two ends of two sides of the bottom of a base (1), a first fixing block (3) and a second fixing block (4) are fixedly mounted in the middle of two ends of the top of the base (1) respectively, a first clamping block (5) and a second clamping block (6) are arranged at two sides of the top of the base (1) respectively, a bearing (7) is fixedly mounted at one side of the first clamping block (5), an adjusting threaded rod (8) is movably connected with the middle of the first fixing block (3), one end of the adjusting threaded rod (8) is fixedly connected with one side of the bearing (7), an inserting rod (9) is movably inserted into the middle of the second fixing block (4), one end of the inserting rod (9) is fixedly connected with one side of the second clamping block (6), a spring (10) is sleeved on the surface of the inserting rod (9), a limiting plate (11) is fixedly connected with the other end of the inserting rod (9), a connecting, a fixed threaded rod (13) is connected between the top of the limiting plate (11) and one side of the connecting block (12), bayonets (14) are respectively formed in the opposite sides of the first clamping block (5) and the second clamping block (6), and fixed clamping teeth (15) are fixedly mounted in the bayonets (14) at equal intervals.

2. The workpiece clamp for the drilling machine as claimed in claim 1, wherein: the middle part at the top of the base (1) is provided with a sliding groove (16), the middle part of the sliding groove (16) is provided with a discharge opening (17), the middle parts of the bottoms of the first clamping block (5) and the second clamping block (6) are fixedly provided with sliding blocks (18), and the two sliding blocks (18) are movably clamped inside the sliding groove (16).

3. The workpiece clamp for the drilling machine as claimed in claim 2, wherein: the both sides of slider (18) all activity joint has first ball (19), and the both sides of first clamp piece (5) and second clamp piece (6) bottom all activity joint has second ball (20).

4. The workpiece clamp for the drilling machine as claimed in claim 1, wherein: adjusting threaded rod (8) and first fixed block (3) threaded connection, and adjusting threaded rod (8) keep away from the first manual carousel of one end fixedly connected with of bearing (7).

5. The workpiece clamp for the drilling machine as claimed in claim 1, wherein: fixed threaded rod (13) threaded connection is at the top of limiting plate (11), and the manual carousel of one end fixedly connected with second of fixed threaded rod (13).

6. The workpiece clamp for the drilling machine as claimed in claim 1, wherein: one side of the connecting block (12) close to the fixed threaded rod (13) is provided with a threaded hole, and the other end of the fixed threaded rod (13) is in threaded connection with the inside of the threaded hole.