CN214162208U - Numerical control drill pipe floating support device - Google Patents

Abstract

The utility model discloses a numerical control drill circular tube floating support device, which relates to the technical field of numerical control drilling machines and comprises a clamping support device, a sliding support frame and circular tube workpieces, wherein the clamping support device is arranged at the upper part of the sliding support frame, the clamping support device can clamp and support the circular tube workpieces, and the sliding support frame can be arranged on a numerical control drill power head and moves along with the numerical control drill power head; install on the power head through this device cooperation, make the frock remove along with the unit head, thereby press from both sides tight support to pipe class work piece in drilling department, this kind provides the tight mode of support clamp in drilling position department, avoid pipe class work piece to receive the drilling power influence of unit head in drilling department and warp or the activity that both ends clamp force is not enough appears, thereby improve the machining precision of drilling and the accuracy of drilling position, improve the off-the-shelf quality of drilling, thereby also can avoid in addition damaging the cutter because of the work piece warp or the activity, influence the life of cutter.

Description

Numerical control drill pipe floating support device

Technical Field

The utility model belongs to the technical field of the numerically-controlled drilling machine technique and specifically relates to a pipe floating support device is bored in numerical control.

Background

Along with the increasingly wide and improvement of processing drilling efficiency of numerically-controlled drilling machine's application, the radial drilling of some pipe class work pieces also processes with numerically-controlled drilling machine gradually now, when needing many places drilling on the radial face of pipe class work piece, directly set for numerically-controlled drilling machine's data parameter, numerically-controlled drilling machine's unit head can move on the radial face of pipe class work piece promptly under drilling machine control system's control, when reaching the settlement position, the unit head is rotatory downwards and then to pipe class work piece drilling, this kind of drilling mode machining efficiency is than higher, has obtained popularization and application in each equipment factory.

At present, when the numerical control drilling machine drills holes on the radial surface of a round pipe workpiece, the two ends of the round pipe workpiece are clamped and supported, a power head of the numerical control drilling machine moves to the position of the round pipe workpiece needing drilling, and then the power head drills the round pipe workpiece in the radial direction, but in the mode, because the round pipe workpiece does not have a clamping support point at the drilling position and is only supported at the two ends, when the power head drills at a position far away from the support point, the round pipe workpiece is easy to deform or cause round pipe movement under the action of the drilling force of the power head at the drilling position, the deformation or movement can greatly influence the drilling precision, the hole machining roughness is high, the drilling position is inaccurate, in addition, because the workpiece deforms or moves, the cutter can be damaged, the service life of the cutter is shortened, and the phenomenon is more obvious compared with that of the round pipe workpiece is long, how to improve the accuracy of drilling precision and drilling position and improve the service life of the cutter becomes a difficult problem to be solved by equipment manufacturers.

SUMMERY OF THE UTILITY MODEL

In view of the deficiencies and defects in the prior art, the utility model aims to provide a numerical control bores pipe floating support device.

In order to solve the technical problem, the utility model discloses a following technical scheme: a numerical control drill pipe floating support device: including pressing from both sides tight strutting arrangement, slip support frame and pipe class work piece, tight strutting arrangement of clamp be the tight support of pneumatic roller type clamp, set up and be in slip support frame upper portion, tight strutting arrangement of clamp can press from both sides tight support pipe class work piece, the slip support frame can install on the numerical control drill power head and slide thereupon.

As a further improvement, the clamping and supporting device of pneumatic roller type include cylinder, fixed plate, clamping part, round pin axle and gyro wheel, clamping part fix on the fixed plate, the fixed plate fix on the cylinder telescopic link, the gyro wheel through the round pin axle setting on the slip support frame, and can round the round pin axle free rotation, clamping part and gyro wheel cooperation accomplish to the support of pipe class work piece tightly.

As a further improvement, the sliding support frame include gyro wheel support, cylinder support, slide, guide rail, nut seat and nut, cylinder support and gyro wheel support fix slide upper portion, the nut seat fix the middle part of slide bottom, the nut is established on the nut seat, guide rail quantity have two and set up respectively slide bottom both sides.

As a further improvement, the clamping part is an angle steel, the roller is provided with a groove, and the inner wall surface of the angle steel and the groove form a cavity to complete clamping and supporting of the round pipe workpiece.

Compared with the prior art, the utility model discloses the beneficial effect who has does: through installing this device cooperation on the base, be equipped with servo motor and the transmission pair that makes the frock remove along with the power head on the base, make the frock remove along with the unit head, when the unit head moved the drilling position department of pipe class work piece, this device presss from both sides tight the support to pipe class work piece in drilling department, then the unit head is drilled again, this kind provides the tight mode of support clamp in drilling position department, avoid pipe class work piece to warp or the phenomenon that the both ends clamp force is not enough and moves about appears in drilling department by the drilling power influence of unit head, thereby improve the machining precision of drilling and the accuracy of drilling position, improve the off-the-shelf quality of drilling, thereby also can avoid damaging the cutter because of the work piece warp or the activity in addition, influence the life of cutter.

Drawings

The invention will be further described with reference to the accompanying drawings:

fig. 1 is a schematic plan structure view of a floating support device for a numerical control drill circular tube of the present invention;

fig. 2 is a schematic view of a three-dimensional structure of the floating support device for a round pipe of a numerical control drill of the present invention;

in the figure: the device comprises a clamping support device 1, an air cylinder 11, a fixing plate 12, a clamping part 13, a pin shaft 14, a roller 15, a groove 151, a sliding support frame 2, a roller support frame 21, an air cylinder support frame 22, a sliding seat 23, a guide rail 24, a nut seat 25, a nut 26 and a circular tube type workpiece 3.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1-2.

The embodiment of the utility model discloses numerical control bores pipe floating support device. Referring to fig. 1, a floating support device for a numerical control drill round pipe: including pressing from both sides tight strutting arrangement 1, slip support frame 2 and pipe class work piece 3, tight strutting arrangement 1 setting of clamp be in 2 upper portions of slip support frame, tight strutting arrangement 1 of clamp can press from both sides tight support pipe class work piece 3, slip support frame 2 can install on the numerical control drill power head and remove thereupon.

Clamping support device 1 include cylinder 11, fixed plate 12, step up portion 13, round pin axle 14 and gyro wheel 15, clamping portion 13 fix on fixed plate 12, fixed plate 12 fix on cylinder 11 telescopic link, gyro wheel 15 through round pin axle 14 setting on sliding support frame 2, and can round pin axle 14 free rotation. The clamping part 13 is an angle steel, the roller 15 is provided with a groove 151, and the inner wall surface of the angle steel and the groove 151 form a cavity for placing the circular tube type workpiece 3 to clamp and support the workpiece.

The sliding support frame 2 comprises a roller support 21, an air cylinder support 22, a sliding seat 23, a guide rail 24, a nut seat 25 and a nut 26, wherein the air cylinder support 22 and the roller support 21 are fixed on the upper part of the sliding seat 23, the nut seat 25 is fixed in the middle of the bottom of the sliding seat 23, the nut 26 is arranged on the nut seat 25, and the number of the guide rails 24 is two and is respectively arranged on two sides of the bottom of the sliding seat 23. The air cylinder support 22 is used for fixedly supporting the air cylinder 11, the roller support 21 is used for fixedly supporting the roller 15, the nut 26 is matched with a power head driving screw rod and is installed on the driving screw rod of the power head, when the driving screw rod of the power head rotates, the nut 26 can do linear motion along with the power head along the driving screw rod, and then the nut 26 drives the device to move along with the power head through the nut seat 25. The guide rail (24) is matched and connected with the sliding block of the power head, and when the device moves along with the power head, the guide rail (24) is matched with the sliding block of the power head to provide support and guide for the device.

The embodiment of the utility model provides a numerical control bores pipe floating support device's implementation principle does: before the work, a nut 26 of the device is arranged on a driving lead screw of a power head, a guide rail (24) is arranged on a slide block of a power head box body, a round pipe workpiece 3 is arranged in a cavity formed by a clamping part 13 and a groove 151 of a roller 15, at the moment, a telescopic rod of an air cylinder 11 retracts, the clamping part 13 is separated from the round pipe workpiece 3, the groove 151 of the roller 15 is contacted with the round pipe workpiece 3, when the device works, the power head above the round pipe workpiece 3 is controlled by a control system to move to a drilling position, the device also moves to the drilling position along with the power head, in the moving process, the roller 15 can rotate to reduce the friction between the roller 15 and the round pipe workpiece 3, when the device moves to the drilling position, the telescopic rod of the air cylinder 11 extends out, so that the clamping part 13 is pushed to be matched with the roller 15 to clamp the round pipe workpiece 3, and after the round pipe workpiece 3 is clamped, the drill bit of the power head is rotated downward to drill a workpiece. Because in drilling position department, there is the tight support of clamp of this device to drilling is more stable, avoids pipe class work piece 3 to receive the drilling power influence of unit head in drilling department and warp or the phenomenon that the both ends clamp force is not enough and the activity appears, thereby improves the machining precision of drilling and the accuracy of drilling position, improves the quality of drilling processing finished product, thereby also can avoid in addition damaging the cutter because of pipe class work piece 3 warp or the activity, influences the life of cutter.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only, not by way of limitation, since other embodiments will become apparent to those skilled in the art upon consideration of the following detailed description of the invention without any creative effort.

Claims (4)

1. The utility model provides a numerical control bores pipe floating support device which characterized in that: including pressing from both sides tight strutting arrangement (1), slip support frame (2) and pipe class work piece (3), tight strutting arrangement (1) of clamp set up slip support frame (2) upper portion, tight strutting arrangement (1) of clamp tightly support for pneumatic roller type, can press from both sides tight pipe class work piece (3) of support, slip support frame (2) can install on numerical control drill power head and remove thereupon.

2. The numerical control drill round pipe floating support device according to claim 1, characterized in that: pneumatic roller type's tight strutting arrangement of clamp (1) include cylinder (11), fixed plate (12), step up portion (13), round pin axle (14) and gyro wheel (15), step up portion (13) and fix on fixed plate (12), fixed plate (12) fix on cylinder (11) telescopic link, gyro wheel (15) set up on slip support frame (2) through round pin axle (14), and can be round pin axle (14) free rotation, step up portion (13) and gyro wheel (15) cooperation and accomplish the support of pipe class work piece (3) and press from both sides tightly.

3. The numerical control drill round pipe floating support device according to claim 2, characterized in that: slide support frame (2) include gyro wheel support (21), cylinder support (22), slide (23), guide rail (24), nut seat (25) and nut (26), cylinder support (22) and gyro wheel support (21) fix slide (23) upper portion, nut seat (25) fix the middle part of slide (23) bottom, nut (26) are established on nut seat (25), guide rail (24) quantity have two and set up respectively slide (23) bottom both sides.

4. The numerical control drill round pipe floating support device according to claim 2 or 3, characterized in that: the clamping part (13) is made of angle steel, the roller (15) is provided with a groove (151), and the inner wall surface of the angle steel and the groove (151) form a cavity for placing a circular tube workpiece (3) to clamp and support the workpiece.

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