CN211866634U

CN211866634U - Rocker arm type drilling machine

Info

Publication number: CN211866634U
Application number: CN202020348047.8U
Authority: CN
Inventors: 卜仲超
Original assignee: Hangzhou Double Dragon Machinery Co ltd
Current assignee: Hangzhou Double Dragon Machinery Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-11-06
Anticipated expiration: 2030-03-18

Abstract

The utility model discloses a rocking arm formula drilling machine relates to the technical field of drilling machine. In the prior art, the clamps adopted in the radial drilling machine are basically in a screw locking type, but the screw locking type clamps are complicated and time-consuming to use, and meanwhile, when the upper end face and the lower end face of a higher columnar part are machined, the end faces of the columnar part are not easy to position. The drill bit mechanism comprises a base, a vertically arranged lifting mechanism, a cantilever mechanism rotationally connected around the axis of the lifting mechanism, and a drill bit mechanism sliding along the length direction of the cantilever mechanism, wherein a clamping mechanism is arranged above the base, and comprises a clamping seat, a large bevel gear arranged in the clamping seat, and a small bevel gear meshed with the large bevel gear; the upper end face of the large bevel gear is provided with a plane spiral groove, and a plurality of clamping blocks are uniformly distributed on the upper end face of the large bevel gear around the axis of the large bevel gear. This scheme easy operation when having the centre gripping part, easily carry out the function of fixing a position to higher column part.

Description

Rocker arm type drilling machine

Technical Field

The utility model belongs to the technical field of the technique of drilling machine and specifically relates to a rocking arm formula drilling machine is related to.

Background

The rocker arm type drilling machine is hole processing equipment, can be used for drilling, reaming, tapping and scraping the processing of multiple forms such as terminal surface, and rocker arm drilling machine convenient operation, flexibility, application scope extensively can be applicable to the spot facing work that singleton or batch production have porous large-scale part, is the common lathe in general machining workshop, and anchor clamps are the essential important device of rocker arm drilling machine in the whole course of operation of drilling. During the machining process, the workpiece is clamped in the clamp and is immovable, and the drill bit moves downwards to drill through the workpiece.

However, the existing fixture adopted in the rocker arm type drilling machine is basically in a screw locking type, the structure of the fixture generally comprises a fixed block and a sliding block, a space between the fixed block and the sliding block is used for placing a workpiece, and the sliding block is controlled to move by rotating a screw so as to adjust the distance between the sliding block and the fixed block, thereby controlling the clamping and the loosening of the workpiece. However, such a screw locking type clamp is cumbersome and time-consuming to use, and it is not easy to position the end faces of the columnar parts when the upper and lower end faces of the higher columnar parts are machined.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a rocking arm formula drilling machine, easy operation when this scheme has the centre gripping part, carry out the function of fixing a position to higher column part easily.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the rocker arm type drilling machine comprises a base, a lifting mechanism vertically arranged on the base, a cantilever mechanism rotationally connected around the axis of the lifting mechanism, and a drill bit mechanism sliding along the length direction of the cantilever mechanism and vertically arranged with the base, a clamping mechanism is arranged above the base and is positioned below the drill bit mechanism, the clamping mechanism comprises a clamping seat, a large bevel gear arranged in the clamping seat and a small bevel gear meshed with the large bevel gear, the bottom of the clamping seat is provided with a columnar supporting seat, the large bevel gear is arranged at the upper end of the supporting seat and is in rotary connection with the supporting seat, the large bevel gear and the supporting seat are positioned on the same axis, the small bevel gear is positioned below the large bevel gear, a rotating rod is fixedly arranged at one end of the small bevel gear, which is close to the outer wall of the clamping seat, penetrates out of the side wall of the clamping seat, and is rotatably connected with the side wall of the clamping seat; the upper end face of the large bevel gear is provided with a plane spiral groove, a plurality of clamping blocks are uniformly distributed on the upper end face of the large bevel gear around the axis of the large bevel gear, the lower end faces of the plurality of clamping blocks are provided with meshing grooves meshed with the plane spiral groove, one end of each clamping block is abutted to a workpiece, and the other end of each clamping block penetrates out of the side wall of the corresponding clamping seat and is in sliding connection with the side wall of the corresponding clamping seat.

By adopting the technical scheme, an operator can rotate the rotating rod to drive the small bevel gear to rotate, the small bevel gear and the large bevel gear are meshed with each other to drive the large bevel gear to rotate around the axis of the supporting seat, and then the plane spiral groove on the upper end surface of the large bevel gear rotates to push the puller block to clamp a workpiece; the workpiece can be clamped by rotating the rotating rod, and the clamping block can move simultaneously to clamp the side wall of the columnar workpiece, so that the higher columnar workpiece can be clamped and positioned conveniently.

And further arranging, wherein a plurality of notches are formed in one end, in contact with the workpiece, of the clamping block in the vertical direction, and the notches are of V-shaped structures and flaring holes are arranged outwards.

Through adopting above-mentioned technical scheme, the notch that is equipped with the V-arrangement can conveniently be centering when the centre gripping of column work piece, and the probability that takes place the skew can reduce the work piece and add man-hour simultaneously to the setting of V-arrangement structure.

The rotary table is characterized in that a rotary disc is fixedly mounted on the lower end face of the clamping seat, a rotary seat is mounted on the lower end face of the rotary disc, the rotary seat is mounted on the upper end face of the base, the clamping seat, the rotary disc and the rotary seat are located on the same axis, a driving assembly for driving the rotary disc to rotate around the axis of the rotary disc is mounted below the rotary disc, a scale area is arranged on the periphery of the upper surface of the rotary disc, and a marking position is arranged on the peripheral wall of the rotary seat.

Through adopting above-mentioned technical scheme, when need set up a plurality of hole sites to the circumference of columnar work piece up end, can rotate the rolling disc through drive assembly to drive the columnar work piece and remove around its axis, rotatory angle is confirmed to rethread scale region and mark position, drills again, thereby has improved radial drill to the convenient degree of the circumference trompil of columnar work piece terminal surface.

The driving assembly comprises a worm wheel arranged below the rotating disc, the worm wheel and the rotating disc are located on the same axis, the driving assembly further comprises a worm meshed with the worm wheel, and one end of the worm penetrates out of the side wall of the rotating seat and is connected with the rotating seat in a rotating mode.

Through adopting above-mentioned technical scheme, can drive the worm wheel through rotating the worm and rotate to make worm wheel drive rolling disc rotate, because the characteristic of worm wheel and worm, can make the rolling disc have the function of auto-lock, reduce the probability that the rolling disc rotated by mistake and influenced drilling accuracy in the use.

Further, one end of the rotating rod, which is far away from the small bevel gear, and one end of the worm, which is far away from the worm gear, can be detachably connected with a handle.

Through adopting above-mentioned technical scheme, because the connection can be dismantled to the handle, so can pull down the handle after the work piece clamping finishes, avoid processing the time mistake and bump, the handle has played the effect of lever simultaneously, can make things convenient for operating personnel to press from both sides tightly the work piece.

Further, the rotating seat and the base are detachably connected.

Through adopting above-mentioned technical scheme, because the rotation seat can be dismantled with the base and be connected the setting, so when the work piece of needs holding different shapes additional, can take off radial drill's anchor clamps part and change, improved radial drill's compatibility.

Further setting, be equipped with the vertical passageway of intercommunication grip slipper up end in the fixture, the axis and the grip slipper of vertical passageway are located same axis, the lateral wall of grip slipper still is equipped with the chip removal passageway, the vertical passageway of one end intercommunication of chip removal passageway, the other end intercommunication of chip removal passageway has the chip removal hose, the one end that the chip removal passageway was kept away from to the chip removal hose communicates in proper order has fan and collecting box.

Through adopting above-mentioned technical scheme, because radial drill during operation can produce the piece, and the piece is difficult to the clearance in fixture, sets up vertical passageway and chip removal hose, can derive the piece in fixture to in the collection box is discharged through the fan.

Further, a collecting box is arranged in the collecting box, and the collecting box are detachably connected.

Through adopting above-mentioned technical scheme, set up and collect the piece that the box can be collected the collecting box and take out, make things convenient for subsequent cleaning work of operating personnel.

To sum up, the utility model discloses a following at least one useful technological effect:

1. in the scheme, the clamping mechanism is arranged, so that an operator can conveniently clamp the part, the operation is simple, and the higher columnar part is easy to position;

2. in the scheme, the rotating disc and the driving assembly are arranged, so that an operator can conveniently open a plurality of hole sites on the upper end surface of the columnar workpiece in the circumferential direction;

3. in this scheme, the setting of chip removal passageway, chip removal hose and collecting box can make things convenient for operating personnel to clear up the piece in the fixture.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;

FIG. 2 is a partial schematic view of the internal mounting of the clamping mechanism and rotating disc of FIG. 1;

fig. 3 is a partial schematic view of the collection tank and fan installation of fig. 1.

In the figure, 1, a base; 2. a lifting mechanism; 3. a cantilever mechanism; 4. a drill bit mechanism; 5. a clamping mechanism; 6. a clamping seat; 7. a large bevel gear; 8. a bevel pinion gear; 9. a supporting seat; 10. rotating the rod; 11. a planar spiral groove; 12. a clamping block; 13. an engagement groove; 14. a notch; 15. rotating the disc; 16. a rotating seat; 17. a drive assembly; 18. a scale zone; 19. a marker bit; 20. a worm gear; 21. a worm; 22. a grip; 23. a flange; 24. a vertical channel; 25. a chip removal channel; 26. a chip removal hose; 27. a fan; 28. a collection box; 29. and (4) collecting the box.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

as shown in figures 1 and 2, the rocker arm type drilling machine disclosed by the utility model comprises a base 1, a lifting mechanism 2 vertically arranged on the base 1, a cantilever mechanism 3 rotationally connected around the axis of the lifting mechanism 2, a drill bit mechanism 4 sliding along the length direction of the cantilever mechanism 3 and vertically arranged with the base 1, a clamping mechanism 5 arranged above the base 1, the clamping mechanism 5 positioned below the drill bit mechanism 4, the clamping mechanism 5 comprising a clamping seat 6, a large bevel gear 7 arranged in the clamping seat 6, and a small bevel gear 8 engaged with the large bevel gear 7, a columnar supporting seat 9 arranged at the bottom of the clamping seat 6, the large bevel gear 7 arranged at the upper end of the supporting seat 9 and rotationally connected with the supporting seat 9, the large bevel gear 7 and the supporting seat 9 positioned on the same axis, the small bevel gear 8 positioned below the large bevel gear 7, a rotating rod 10 fixedly arranged at one end of the small bevel gear 8 close to the outer wall of the clamping seat 6, the rotating rod 10 penetrates out of the side wall of the clamping seat 6 and is rotatably connected with the side wall of the clamping seat 6; the upper end face of the large bevel gear 7 is provided with a plane spiral groove 11, the upper end face of the large bevel gear 7 is uniformly provided with a plurality of clamping blocks 12 around the axis of the large bevel gear, the lower end faces of the plurality of clamping blocks 12 are provided with meshing grooves 13 meshed with the plane spiral groove 11, one end of each clamping block 12 is abutted to a workpiece, and the other end of each clamping block 12 penetrates out of the side wall of the clamping seat 6 and is in sliding connection with the side wall of the clamping seat 6; notches 14 are formed in one ends, in contact with the workpiece, of the clamping blocks 12 in the vertical direction, and the notches 14 are of V-shaped structures and flaring openings are arranged outwards. An operator can rotate the rotating rod 10 to drive the small bevel gear 8 to rotate, the small bevel gear 8 and the large bevel gear 7 are meshed with each other to drive the large bevel gear 7 to rotate around the axis of the supporting seat 9, then the plane spiral groove 11 on the upper end face of the large bevel gear 7 rotates, and further the jacking block is pushed to clamp a workpiece; because the rotating rod 10 is rotated to clamp the workpiece, and the clamping block 12 can move simultaneously to clamp the side wall of the cylindrical workpiece, the higher cylindrical workpiece can be clamped and positioned conveniently. The notch 14 of V-arrangement can conveniently carry out the centering when the centre gripping of column work piece, and the setting of V-arrangement structure simultaneously can reduce the probability that the skew takes place during the work piece processing.

End face fixed mounting has rolling disc 15 under the grip slipper 6, rolling disc 15's lower end face installs rotation seat 16, rotation seat 16 installs in base 1 up end, grip slipper 6, rolling disc 15 and rotation seat 16 all are located same axis, drive rolling disc 15 is installed around its axis pivoted drive assembly 17 below rotation disc 15, be equipped with scale division 18 around the rolling disc 15 upper surface, the position on the upper side of the perisporium of rotation seat 16 is equipped with the mark position 19 that corresponds with scale division 18, mark position 19 is the triangle-structure and one of them acute angle sets up towards vertical direction. The driving assembly 17 comprises a worm wheel 20 installed below the rotating disc 15, the worm wheel 20 and the rotating disc 15 are located on the same axis, the driving assembly 17 further comprises a worm 21 meshed with the worm wheel, the worm 21 is installed on the upper surface of the rotating seat 16, the worm 21 is rotatably connected with the rotating seat 16 around the axis, and one end of the worm 21 penetrates out of the side wall of the rotating seat 16 and is rotatably connected with the side wall of the rotating seat 16. An operator can drive the worm wheel 20 to rotate by rotating the worm 21, so that the worm wheel 20 drives the rotating disc 15 to rotate, the columnar workpiece is driven to move around the axis of the columnar workpiece by rotating the rotating disc 15, the rotating angle is determined by the scale area 18 and the mark position 19, and then drilling is carried out, and convenience is brought to the convenience degree of circumferential hole opening of the end face of the columnar workpiece. The one end that little bevel gear 8 was kept away from to dwang 10 and the one end that worm wheel was kept away from to worm 21 all can be dismantled and be connected with handle 22, and handle 22 can be dismantled the connection through the connected mode of square draw-in groove and bayonet socket (not drawn forth in the figure) with the one end that little bevel gear 8 was kept away from to dwang 10 and worm 21 respectively, because handle 22 can dismantle the connection, so can pull down handle 22 after the work piece clamping finishes, the mistake is bumped when avoiding processing, handle 22 has played the effect of lever simultaneously, can make things convenient for operating personnel to press from both sides tightly the work piece.

In addition, a square flange 23 coaxial with the rotating seat 16 is arranged on the peripheral wall below the rotating seat 16, the flange 23 is connected with the base 1 through bolts, and the bolts are respectively fixed at four corner positions of the flange 23. When workpieces in different shapes need to be clamped, the clamp part of the radial drilling machine can be taken down and replaced, and the compatibility of the radial drilling machine is improved.

The clamping mechanism 5 is internally provided with a vertical channel 24 communicated with the upper end surface of the clamping seat 6, the axis of the vertical channel 24 and the clamping seat 6 are positioned on the same axis, the side wall of the clamping seat 6 is also provided with a chip removal channel 25, one end of the chip removal channel 25 is communicated with the vertical channel 24, the other end of the chip removal channel 25 is communicated with a chip removal hose 26, and one end, far away from the chip removal channel 25, of the chip removal hose 26 is sequentially communicated with a fan 27 and a collecting box 28. A collecting box 29 (see FIG. 3) is provided in the collecting box 28, the collecting box 29 is mounted on a side wall of the collecting box 28, and the collecting box 29 is slidably connected to the collecting box 28 with the chip feeding port of the collecting box 28 being located above the collecting box 29. When it is desired to clean the debris in the collection bin 28, the collection bin 29 can be withdrawn to clean the debris.

The implementation principle of the embodiment is as follows: when an operator needs to drill the end face of a higher cylindrical workpiece, the workpiece can be placed in the vertical channel 24, the rotating rod 10 is rotated to drive the small bevel gear 8 to rotate, the small bevel gear 8 and the large bevel gear 7 are meshed with each other to drive the large bevel gear 7 to rotate around the axis of the supporting seat 9, then the plane spiral groove 11 on the upper end face of the large bevel gear 7 rotates to push the clamping block 12 to clamp and fix the side wall of the workpiece, and then the drill bit mechanism 4 is started to drill the end face of the workpiece; when drilling is needed on the circumferential direction of the end face of the cylindrical workpiece, the rotating disc 15 can be rotated through the driving assembly 17, so that the cylindrical workpiece is driven to move around the axis of the cylindrical workpiece, the rotating angle is determined through the scale area 18 and the marking position 19, and then drilling is conducted; the chips after drilling are guided through the chip discharge channel 25 and the chip discharge hose 26 and enter the collection box 28, so that the chips are cleaned.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. Rocking arm formula drilling machine includes base (1), vertical elevating system (2) that set up on base (1), rotates cantilever mechanism (3) of connecting around the axis of elevating system (2), slides and drill bit mechanism (4) that set up perpendicularly with base (1) along the length direction of cantilever mechanism (3), its characterized in that: a clamping mechanism (5) is arranged above the base (1), the clamping mechanism (5) is positioned below the drill bit mechanism (4), the clamping mechanism (5) comprises a clamping seat (6), a large bevel gear (7) arranged in the clamping seat (6), and a small bevel gear (8) meshed with the large bevel gear (7), the bottom of the clamping seat (6) is provided with a columnar supporting seat (9), the large bevel gear (7) is arranged at the upper end of the supporting seat (9) and is rotatably connected with the supporting seat, the large bevel gear (7) and the supporting seat (9) are positioned on the same axis, the small bevel gear (8) is positioned below the large bevel gear (7), a rotating rod (10) is fixedly arranged at one end of the small bevel gear (8) close to the outer wall of the clamping seat (6), the rotating rod (10) penetrates out of the side wall of the clamping seat (6) and is rotatably connected with the side wall of the clamping seat (6); the upper end face of big bevel gear (7) is equipped with plane helicla flute (11), the up end of big bevel gear (7) has a plurality of grip block (12) around its axis equipartition, and is a plurality of grip block (12) lower terminal surface is equipped with meshing groove (13) with plane helicla flute (11) meshing, grip block (12) one end and work piece butt, the other end follow grip slipper (6) lateral wall wear out and with grip slipper (6) lateral wall sliding connection setting.

2. The rocker arm drill press of claim 1, wherein: a plurality of notches (14) are formed in one end, in contact with a workpiece, of the clamping block (12) in the vertical direction, and the notches (14) are of V-shaped structures and are arranged in an outward flaring mode.

3. The rocker arm drill press of claim 1, wherein: end face fixed mounting has rolling disc (15) under holder (6), rotating seat (16) are installed to the lower terminal surface of rolling disc (15), install in base (1) up end rotating seat (16), holder (6), rolling disc (15) and rotating seat (16) all are located same axis, drive rolling disc (15) around its axis pivoted drive assembly (17) are installed to rolling disc (15) below, be equipped with scale division (18) around rolling disc (15) upper surface, the perisporium of rotating seat (16) is equipped with mark position (19).

4. The rocker arm drill press of claim 3, wherein: drive assembly (17) is including installing in worm wheel (20) of rolling disc (15) below, worm wheel (20) are located same axis with rolling disc (15), drive assembly (17) still including worm (21) with worm wheel meshing, the one end of worm (21) is worn out and is rotated with rolling seat (16) and be connected the setting from the lateral wall that rotates seat (16).

5. The rocker arm drill press of claim 4, wherein: one end of the rotating rod (10) far away from the small bevel gear (8) and one end of the worm (21) far away from the worm wheel are both detachably connected with a handle (22).

6. The rocker arm drill press of claim 3, wherein: the rotating seat (16) is detachably connected with the base (1).

7. The rocker arm drill press of claim 1, wherein: be equipped with vertical passageway (24) of intercommunication grip slipper (6) up end in fixture (5), the axis and grip slipper (6) of vertical passageway (24) are located same axis, the lateral wall of grip slipper (6) still is equipped with chip removal passageway (25), the vertical passageway (24) of one end intercommunication of chip removal passageway (25), the other end intercommunication of chip removal passageway (25) has chip removal hose (26), the one end that chip removal passageway (25) were kept away from in chip removal hose (26) communicates in proper order fan (27) and collecting box (28).

8. The rocker arm drill press of claim 7, wherein: the collecting box (28) is internally provided with a collecting box (29), and the collecting box (29) and the collecting box (28) are detachably connected.