CN218452619U

CN218452619U - Central positioning tool of numerical control drilling machine

Info

Publication number: CN218452619U
Application number: CN202222677542.5U
Authority: CN
Inventors: 孟书羽; 周贵圆; 佟海霞
Original assignee: Shandong Gaode Cnc Machine Tool Co ltd
Current assignee: Shandong Gaode Cnc Machine Tool Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-02-07
Anticipated expiration: 2032-10-12

Abstract

The utility model relates to the technical field of numerically-controlled drilling machine, especially, relate to a numerically-controlled drilling machine center location frock, its staff operates the two-way fixture of adjustable height and carries out the fixed of both ends about to the work piece, simultaneously according to the thickness of work piece, the two-way fixture of adjustable height carries out the top to the work piece and fixes, through the position and the height of adjustable support adjustment drilling equipment, start drilling equipment and carry out drilling operation to the work piece, improve the fastness fixed to the work piece centre gripping of different thickness, further prevent the production skew of work piece, reduce the production rate of the substandard product when the work piece drilling is processed; including base station, workstation, drilling equipment and adjustable support, the base station top is provided with the workstation, and the workstation top is provided with adjustable support, and it is provided with drilling equipment to slide on the adjustable support, and the workstation top is provided with bar groove, is provided with the two-way fixture of height-adjustable in the bar groove.

Description

Central positioning tool of numerical control drilling machine

Technical Field

The utility model relates to a numerically-controlled drilling machine's technical field especially relates to a numerically-controlled drilling machine center location frock.

Background

The numerical control drilling machine is mainly used for machining of drilling, reaming, tapping and the like. It is a numerically controlled drilling-based hole machining tool, and due to the development of machining centers, most of the numerically controlled drilling machines have been replaced by machining centers.

In the prior art, chinese utility model patent with publication number CN209319319U discloses a location frock for numerical control drilling machine, including the workstation, the top fixed mounting of workstation has processing platform \8230, the left side movable mounting of threaded rod has the movable block. When the positioning tool is used, the threaded rod on the threaded block is rotated, the moving block is pushed to be in close contact with a processing workpiece and a connecting plate through the movement of the threads, so that the processing workpiece is clamped, meanwhile, the fixed round block is arranged at the top of the threaded block, the abutting stop block is pushed through the fixed round block, the rotating rod is pushed, the limiting block is arranged on the rotating plate, the rotating rod is ensured to be perpendicular to the rotating plate, so that the close contact between the compressing block and the processing workpiece is ensured, an upward force can be generated when the processing workpiece is in contact with the compressing block, the rotating rod is perpendicular to the rotating plate, so that the rotating plate is prevented from rotating on the moving block, and the precision of the compressing block and the processing workpiece in compressing is ensured.

However, in the using process, the device can clamp workpieces with different widths left and right, when the pressing block is used for fixing the top of the workpiece, according to the description of the specification, the rotating rod and the rotating plate are required to be ensured to be perpendicular, so that the pressing block is ensured to be in close contact with the workpiece to be machined, an upward force is generated when the workpiece to be machined is in contact with the pressing block, but if the thickness of the workpiece to be machined is larger than or smaller than that of a specific workpiece, the rotating rod and the rotating plate cannot be kept perpendicular, the clamping and fixing effect is poor, and the device has certain use limitation.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a be suitable for fixed numerically-controlled drilling machine center location frock of work piece centre gripping of different thickness.

The utility model discloses a numerically-controlled drilling machine center location frock, including base station, workstation, drilling equipment and adjustable support, the base station top is provided with the workstation, and the workstation top is provided with adjustable support, and the adjustable support is gone up to slide and is provided with drilling equipment, and the workstation top is provided with the bar recess, is provided with height-adjustable's two-way fixture in the bar recess; the workpiece is placed on the base station, a worker operates the height-adjustable bidirectional clamping mechanism to fix the left end and the right end of the workpiece, meanwhile, the height-adjustable bidirectional clamping mechanism is adjusted to fix the top of the workpiece according to the thickness of the workpiece, the position and the height of the drilling equipment are adjusted through the adjustable support, and the drilling equipment is started to perform drilling operation on the workpiece.

Preferably, the height-adjustable bidirectional clamping mechanism comprises a servo motor A, a bidirectional screw rod, a supporting plate, a motor base, sliding blocks and a liftable clamping mechanism, the supporting plate is installed at the left end of the base station, the servo motor A is installed at the top end of the supporting plate through the motor base, the bidirectional screw rod is installed in a strip-shaped groove in a rotating mode in the left-right horizontal direction, the output end of the servo motor A is connected with the left end of the bidirectional screw rod, the two groups of sliding blocks are installed in the strip-shaped groove in a sliding mode, the two groups of sliding blocks are respectively in threaded connection with the bidirectional screw rod, liftable clamping equipment is arranged at the top ends of the two groups of sliding blocks respectively, and the liftable clamping equipment is used for fixing the measuring end and the top end of a workpiece; put the work piece on the base station, start A servo motor to make two-way lead screw rotate in the bar groove, two-way lead screw makes two sets of sliders carry out being close to of mirror image, thereby makes the centre gripping equipment of two sets of liftable fix the left and right sides of work piece, then according to the thickness of work piece, operates height-adjustable's fixture once more and fixes the work piece top, improves stability, reduces and uses the limitation.

Preferably, the lifting clamping device comprises a feed bar, a top plate, a servo motor B, a screw rod and a pressing plate, wherein the feed bar is arranged at four corners of the top end of a group of sliding blocks respectively; thereby start A servo motor and make two-way lead screw rotate in the bar recess, two sets of sliders carry out the mirror image in the bar recess and are close to the removal, two sets of feed bars that are close to the work piece respectively on two sets of sliders are fixed both ends about the work piece, fixed back that finishes, start two sets of B servo motor, two sets of B servo motor drive corresponding lead screw rotation respectively to make the clamp plate move down under the cooperation of corresponding four sets of feed bars, thereby make two sets of clamp plate bottoms push up the work piece top respectively.

Preferably, the device also comprises a jacking mechanism, and the bottom ends of the two groups of pressing plates are respectively provided with one group of jacking mechanisms;

the jacking mechanism comprises a circular groove, a telescopic rod, a spring and a jacking plate, the bottom end of the pressing plate is provided with the circular groove, the top end of the circular groove is respectively connected with the top ends of the telescopic rod and the spring, the bottom ends of the telescopic rod and the spring are respectively connected with the top end of the jacking plate, the spring is sleeved on the outer side of the telescopic rod, and the radius of the jacking plate is smaller than that of the circular groove; when two sets of clamp plates are fixed to the work piece top, two sets of top tight boards contact with the work piece top earlier, along with the continuation decline of clamp plate, during telescopic link and spring shrink the top tight board gets into circular recess simultaneously, when the bottom of clamp plate and the top of work piece are tight, the bottom of top tight board is tight work piece top in the same top under the effect of spring force, further improves the fastness.

Preferably, the anti-skid device further comprises anti-skid pads and anti-skid lugs, the anti-skid pads are arranged at the bottom ends of the two groups of tightening plates respectively, and a plurality of groups of anti-skid lugs are arranged at the bottom end of each group of anti-skid pads respectively; the top tight board is tight to the work piece top through the cooperation of slipmat and multiunit skid proof block, further improves the fastness.

Preferably, the goose neck type automatic feeding device further comprises a goose neck rod and an illuminating lamp, the goose neck rod is arranged at the top end of the workbench, and the illuminating lamp is arranged at the free end of the goose neck rod; when light is dark, open the light, utilize the illumination angle of the bending adjustment light of gooseneck boom, improve the convenience.

Preferably, the servo motor B is a self-locking motor; the servo motor B is a self-locking motor and prevents the screw rod from rotating in a vibration state, so that the two groups of jacking plates are prevented from moving, and the stability is improved.

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

firstly, the firmness of clamping and fixing workpieces with different thicknesses is improved;

secondly, further preventing the workpiece from generating offset;

thirdly, the generation rate of defective products is reduced when the workpiece is drilled.

Drawings

FIG. 1 is a schematic view of an axial measurement structure of the present invention;

FIG. 2 is a schematic diagram of an axial structure of the height adjustable bi-directional clamping mechanism;

FIG. 3 is a schematic diagram of an axial configuration of a lifting and lowering clamping device;

FIG. 4 is a schematic view of a part A of the enlarged structure in FIG. 3;

FIG. 5 is a schematic diagram of an isometric configuration of the drilling apparatus and adjustable support structure;

in the drawings, the reference numbers: 1. a base station; 2. a work table; 3. drilling equipment; 4. an adjustable support; 5. a, a servo motor; 6. a bidirectional lead screw; 7. a support plate; 8. a motor base; 9. a slider; 10. a feed bar; 11. a top plate; 12. b, a servo motor; 13. a lead screw; 14. pressing a plate; 15. a circular groove; 16. a telescopic rod; 17. a spring; 18. a jacking plate; 19. a non-slip mat; 20. an anti-slip bump; 21. a gooseneck rod; 22. an illuminating lamp.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Examples

As shown in fig. 1 and 5, in the positioning tool for the center of the numerically-controlled drilling machine of the present invention, a working table 2 is arranged on the top end of a base table 1, an adjustable support 4 is arranged on the top end of the working table 2, a drilling device 3 is slidably arranged on the adjustable support 4, a bar-shaped groove is arranged on the top end of the working table 2, a height-adjustable bidirectional clamping mechanism is arranged in the bar-shaped groove, a gooseneck rod 21 is arranged on the top end of the working table 2, and a lighting lamp 22 is arranged at the free end of the gooseneck rod 21;

as shown in fig. 2 and 3, the height-adjustable bidirectional clamping mechanism comprises an a servo motor 5, a bidirectional screw 6, a supporting plate 7, a motor base 8, sliders 9 and a liftable clamping mechanism, wherein the supporting plate 7 is installed at the left end of the base station 1, the a servo motor 5 is installed at the top end of the supporting plate 7 through the motor base 8, the bidirectional screw 6 is rotatably installed in a strip-shaped groove in the horizontal direction, the output end of the a servo motor 5 is connected with the left end of the bidirectional screw 6, the two groups of sliders 9 are both slidably installed in the strip-shaped groove, the two groups of sliders 9 are respectively in threaded connection with the bidirectional screw 6, liftable clamping devices are respectively arranged at the top ends of the two groups of sliders 9, and the liftable clamping devices are used for fixing the measuring end and the top end of a workpiece;

as shown in fig. 2 and 3, the lifting clamping device includes a light bar 10, a top plate 11, a B servo motor 12, a lead screw 13 and a pressing plate 14, four corners of the top end of a set of slide blocks 9 are respectively provided with the light bar 10, the top ends of four sets of light bars 10 are connected with the bottom end of the top plate 11, the B servo motor 12 is installed at the top end of the top plate 11, the output end of the B servo motor 12 extends to the lower side of the top plate 11 and is connected with the top end of the lead screw 13, the bottom end of the lead screw 13 is rotatably connected with the top end of a set of slide blocks 9, the pressing plate 14 is respectively slidably installed with the four sets of light bars 10, and the pressing plate 14 is in threaded connection with the lead screw 13;

as shown in fig. 3 and 4, the pressing device further comprises a jacking mechanism, and a group of jacking mechanisms is respectively arranged at the bottom ends of the two groups of pressing plates 14;

the tightening mechanism comprises a circular groove 15, a telescopic rod 16, a spring 17 and a tightening plate 18, the circular groove 15 is arranged at the bottom end of the pressing plate 14, the top end of the circular groove 15 is respectively connected with the top ends of the telescopic rod 16 and the spring 17, the bottom ends of the telescopic rod 16 and the spring 17 are both connected with the top end of the tightening plate 18, the spring 17 is sleeved outside the telescopic rod 16, the radius of the tightening plate 18 is smaller than that of the circular groove 15,

as shown in fig. 4, the bottom ends of the two sets of tightening plates 18 are respectively provided with a non-slip mat 19, and the bottom end of each set of non-slip mat 19 is respectively provided with a plurality of sets of non-slip bumps 20.

The utility model discloses a numerical control drilling machine center location frock, it is at the during operation, start A servo motor 5 thereby make two-way lead screw 6 rotate in bar groove, two sets of sliders 9 carry out the mirror image in bar groove and are close to the removal, two sets of feed bars 10 that are close to the work piece on two sets of sliders 9 respectively are fixed to both ends about the work piece, fixed back that finishes, start two sets of B servo motor 12, two sets of B servo motor 12 drive corresponding lead screw 13 respectively and rotate, thereby make clamp plate 14 move down under the cooperation of corresponding four groups of feed bars 10, thereby make two sets of clamp plate 14 bottoms push up tight work piece top respectively, when two sets of clamp plate 14 are fixed the work piece top, two sets of tight board 18 contact with the work piece top earlier, along with clamp plate 14's continuation decline, telescopic link 16 and spring 17 shrink simultaneously push up tight board 18 and get into circular recess 15, when the top of clamp plate 14 bottom and work piece pushes up tightly, the bottom of tight board 18 pushes up tight work piece top with the same appearance under the effect of spring 17 elasticity, position and height through adjustable support 4 adjustment drilling equipment 3, start-up drilling operation equipment 3 to the work piece.

The utility model discloses a numerically-controlled drilling machine center positioning tool, the installation mode, the connection mode or the setting mode are all common mechanical modes, and the tool can be implemented as long as the beneficial effects can be achieved; the shortest length of the telescopic rod 16 is less than the thickness of the circular groove 15; the utility model discloses a drilling equipment 3, adjustable support 4, two-way lead screw 6, A servo motor 5, two-way lead screw 6, B servo motor 12, lead screw 13 and clamp plate 14 of numerical control drilling machine center location frock are purchase on the market, and technical staff only need according to its subsidiary service instruction install and operate in this industry can, and need not the technical staff in this field and pay out creative work.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items, and the terms "disposed," "mounted," "connected," and "secured" in the description of the invention are to be construed broadly and encompass, unless otherwise expressly specified or limited to, for example, fixed connections, releasable connections, or integral combinations thereof; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a numerical control drilling machine center location frock, includes base station (1), workstation (2), drilling equipment (3) and adjustable support (4), and base station (1) top is provided with workstation (2), and workstation (2) top is provided with adjustable support (4), and it is provided with drilling equipment (3) to slide on adjustable support (4), its characterized in that, and workstation (2) top is provided with the bar recess, is provided with the two-way fixture of height-adjustable in the bar recess.

2. The center positioning tool of the numerical control drilling machine according to claim 1, wherein the height-adjustable bidirectional clamping mechanism comprises an A servo motor (5), a bidirectional screw (6), a supporting plate (7), a motor base (8), sliders (9) and a lifting clamping mechanism, the supporting plate (7) is installed at the left end of the base table (1), the A servo motor (5) is installed at the top end of the supporting plate (7) through the motor base (8), the bidirectional screw (6) is installed in a strip-shaped groove in a rotating mode in the left-right horizontal direction, the output end of the A servo motor (5) is connected with the left end of the bidirectional screw (6), the two groups of sliders (9) are installed in the strip-shaped groove in a sliding mode, the two groups of sliders (9) are respectively in threaded connection with the bidirectional screw (6), the top ends of the two groups of sliders (9) are respectively provided with lifting clamping devices, and the lifting clamping devices are used for fixing the measuring end and the top end of a workpiece.

3. The center positioning tool of the numerical control drilling machine as claimed in claim 2, wherein the lifting clamping device comprises a feed bar (10), a top plate (11), a B servo motor (12), a lead screw (13) and a pressing plate (14), the feed bar (10) is arranged at four corners of the top end of one group of sliding blocks (9) respectively, the bottom ends of the top plates (11) are connected with the top ends of four groups of feed bars (10), the B servo motor (12) is installed at the top end of the top plate (11), the output end of the B servo motor (12) extends to the lower side of the top plate (11) and is connected with the top end of the lead screw (13), the bottom end of the lead screw (13) is rotatably connected with the top end of one group of sliding blocks (9), the pressing plate (14) is slidably installed with the four groups of feed bars (10) respectively, and the pressing plate (14) is in threaded connection with the lead screw (13).

4. The tool for positioning the center of the numerical control drilling machine according to claim 3, further comprising a jacking mechanism, wherein one jacking mechanism is respectively arranged at the bottom ends of the two groups of pressure plates (14);

the jacking mechanism comprises a circular groove (15), a telescopic rod (16), a spring (17) and a jacking plate (18), the bottom end of the pressing plate (14) is provided with the circular groove (15), the top end of the circular groove (15) is respectively connected with the top ends of the telescopic rod (16) and the spring (17), the bottom ends of the telescopic rod (16) and the spring (17) are respectively connected with the top end of the jacking plate (18), the spring (17) is sleeved on the outer side of the telescopic rod (16), and the radius of the jacking plate (18) is smaller than that of the circular groove (15).

5. The tool for centering a numerical control drilling machine according to claim 4, further comprising anti-slip pads (19) and anti-slip bumps (20), wherein the anti-slip pads (19) are respectively disposed at the bottom ends of the two sets of tightening plates (18), and the anti-slip bumps (20) are respectively disposed at the bottom end of each set of anti-slip pads (19).

6. The center positioning tool of the numerical control drilling machine according to claim 1, further comprising a gooseneck rod (21) and an illuminating lamp (22), wherein the gooseneck rod (21) is arranged at the top end of the workbench (2), and the illuminating lamp (22) is arranged at the free end of the gooseneck rod (21).

7. The tool for centering a numerical control drilling machine according to claim 3, characterized in that the servo motor B (12) is a self-locking motor.