CN209953860U

CN209953860U - Drilling machine

Info

Publication number: CN209953860U
Application number: CN201920733647.3U
Authority: CN
Inventors: 杜兴; 冯利勇; 李霄晶
Original assignee: HANGZHOU CHANCEL MACHINERY Co Ltd
Current assignee: HANGZHOU CHANCEL MACHINERY Co Ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-01-17
Anticipated expiration: 2029-05-21

Abstract

The utility model relates to a drilling machine, including the headstock, fix the spindle motor in the headstock, with the drill bit of spindle motor output shaft, the drill bit stretches out outside the headstock, still includes and keeps away from headstock one with headstock sliding connection's support column, connection and serves and be used for adsorbing the headstock at workpiece surface's suction head, fix in the headstock and provide the vacuum pump of suction, connect the pipe of suction head and vacuum pump for the suction head. The utility model belongs to the technical field of the technique of spot facing work equipment and specifically relates to a rig is related to. The drilling machine can be stably connected with a workpiece during working, and the effect of improving the drilling quality is achieved.

Description

Drilling machine

Technical Field

The utility model belongs to the technical field of the technique of spot facing work equipment and specifically relates to a rig is related to.

Background

At present, when a workpiece is drilled, a radial drilling machine is needed. Radial drill usually uses in the factory building of mill, and radial drill is the equipment that contains stand, rocking arm, headstock, and the rocking arm can be around stand gyration and lift, and the headstock makes horizontal migration on the rocking arm to the cooperation work piece position carries out drilling operation on the work piece.

The existing radial drilling machine is as follows: CN201820954355.8, chinese patent discloses a radial drill, which comprises a pillar, a rocker arm, a drilling mechanism, and a clamping plate, wherein the rocker arm is rotatably connected to the pillar and can move longitudinally, the drilling mechanism is slidably connected to the rocker arm, a workpiece is fixed to the radial drill through the clamping plate, the workpiece is fixed to the radial drill during operation, the height and angle of the rocker arm are adjusted, and the drilling mechanism is moved to a required position to perform drilling operation on the workpiece.

However, when a large workpiece is machined, the workpiece is heavy and difficult to carry, so that the drilling machine is generally moved to drill holes in cooperation with the workpiece, and when the holes are drilled, once the radial drilling machine is not stably matched with the workpiece, the problem of poor drilling quality is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a with work piece stable drilling machine of being connected to improve drilling quality.

The above object of the present invention can be achieved by the following technical solutions: the utility model provides a drilling machine, including the headstock, fix the spindle motor in the headstock, with the drill bit of spindle motor output shaft, the drill bit stretches out outside the headstock, still including installing the frame of being connected with the headstock at the factory building top, support column with headstock sliding connection, connect and keep away from headstock one end and serve and be used for adsorbing the headstock at the suction head on the workpiece surface, fix in the headstock and provide the vacuum pump of suction for the suction head, connect the pipe of suction head and vacuum pump.

By adopting the technical scheme, the drill bit is aligned to the position needing drilling, and the suction head connected to the support column is adsorbed on the surface of the workpiece, so that the spindle box is stably connected with the workpiece; the spindle box slides on the support column to a required height, a spindle motor is started to drive a drill bit to rotate, and a worker pushes the spindle box to be close to a workpiece to finish drilling operation; in the process of drilling operation, the spindle box is always stably connected with the workpiece, so that the drilling quality is improved.

The utility model discloses further set up to: the lifting mechanism is characterized in that a sliding rail is arranged on the rack, a sliding plate is connected onto the sliding rail in a sliding mode, a lifting chain is connected onto the sliding plate, a lifting lug is arranged at the top of the spindle box, and one end, far away from the sliding plate, of the lifting chain is connected onto the lifting lug.

By adopting the technical scheme, the spindle box is hung on the rack through the lifting chain, the lifting chain is connected to the sliding plate, the sliding plate slides on the sliding rail, and the sliding plate drives the spindle box to move along the length direction of the rack, so that a worker can move the spindle box by moving the sliding plate when operating the drilling machine, and labor is saved; the lifting chain has high degree of freedom, so that the drilling machine can turn to different directions to perform drilling operation.

The utility model discloses further set up to: a sliding motor is fixed on the rack, a driving chain for driving the sliding plate is connected to an output shaft of the sliding motor, the driving chain reciprocates along the length direction of the rack, and the sliding plate is fixedly connected with the driving chain.

Through adopting above-mentioned technical scheme, the reciprocating work of frame length direction is followed to the sliding motor drive chain, sliding plate and drive chain fixed connection, and the drive chain drives the sliding plate and slides on the slide rail to adjust the horizontal position of headstock, when carrying out the drilling operation, can move the headstock to the horizontal position of needs through sliding motor, thereby make the staff more laborsaving.

The utility model discloses further set up to: the lifting chain is fixed on the sliding plate, a lifting motor is fixed on the sliding plate, a winch is coaxially connected to an output shaft of the lifting motor, and one end, far away from the lifting lug, of the lifting chain is fixed on the winch.

Through adopting above-mentioned technical scheme, the lifting motor drive capstan winch rotates, and the one end that the headstock was kept away from to the lifting chain is fixed on the capstan winch, and the capstan winch rotates and makes the lifting chain winding on the capstan winch to adjust the height of headstock, when carrying out the drilling operation, move the headstock to the height that needs through lifting motor, make the operation more convenient.

The utility model discloses further set up to: and a universal joint is connected between the suction head and the support column.

Through adopting above-mentioned technical scheme, be connected with the universal joint between suction head and the support column, make the angle between suction head and the support column change, when the surface texture that meets the work piece is comparatively complicated, the inclination diverse on surface is contacted to the suction head, through the angle between universal joint adjustment suction head and the support column, makes suction head can laminate with corresponding surface to with the stable connection of headstock on the work piece, reach the purpose that improves drilling quality.

The utility model discloses further set up to: and a sealing ring is arranged between the suction head and the workpiece.

By adopting the technical scheme, the suction head is connected with the workpiece through the sealing ring, the sealing ring is fixed on the suction head, and the sealing ring improves the sealing property when the suction head is connected with the workpiece, so that the spindle box is more stably connected with the workpiece, and the drilling quality is improved.

The utility model discloses further set up to: the outer wall of the spindle box is fixedly provided with a sliding block in sliding connection with the supporting column, the center of the sliding block is provided with a through hole matched with the supporting column, two ends of the supporting column are respectively provided with a limiting boss matched with the sliding block, the supporting column is provided with a damping spring, and the damping spring abuts against the supporting column and the sliding block.

By adopting the technical scheme, the supporting column penetrates through the center of the sliding block, and the two ends of the supporting column are provided with the limiting bosses, so that the sliding block cannot be separated when moving on the supporting column; when the drilling machine is in a non-working state, the damping spring is in an original state, and one end of the support column, which is far away from the workpiece, is abutted against the sliding block; when the drilling machine needs to work, the main shaft box is moved to be close to the surface of a workpiece, the suction head is contacted with the surface of the workpiece, and the damping spring is compressed by the gravity of the main shaft box; through setting up damping spring, slow down the speed that the headstock is close to the workpiece surface to avoid drill bit and work piece to bump, prevent that drill bit and work piece from taking place to damage.

The utility model discloses further set up to: the catheter is helically shaped after plastic forming.

By adopting the technical scheme, the guide pipe is a spiral guide pipe after plastic forming, and the guide pipe is in a spiral stacking shape in an original state; when the drilling machine is in a non-working state, the distance between the suction head and the vacuum pump is relatively long, and the guide pipe is in a stretching state.

When the drilling machine needs to work, the main spindle box is moved to be close to the surface of a workpiece, the distance between the vacuum pump and the suction head is reduced at the moment, and the guide pipe is in a compressed state.

Through setting up the pipe into the heliciform, make the pipe have the elasticity to both satisfied suction head and vacuum pump distance when far away to the demand of pipe length, satisfied the quick demand of retrieving the recovery spiral pile form of pipe when vacuum pump and suction head distance reduce again, thereby make the pipe not interfere with the drill bit.

To sum up, the utility model discloses a beneficial technological effect does:

1. the spindle box is stably connected with the workpiece through the suction head, so that the effect of improving the drilling quality is achieved;

2. through setting up sliding motor and elevator motor to it is more convenient to make the operation.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the spindle box of the present invention.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a top view of the spindle box structure of the present invention.

Fig. 5 is a schematic view of the frame structure of the present invention.

Fig. 6 is a top view of the frame structure of the present invention.

Fig. 7 is a schematic view of the capstan structure of the present invention.

In the figure, 1, a frame; 2. a slide rail; 3. a sliding plate; 4. a lifting chain; 5. lifting lugs; 6. a main spindle box; 7. a spindle motor; 8. a drill bit; 9. a slider; 10. a support pillar; 11. a limiting boss; 12. a damping spring; 13. a suction head; 14. a conduit; 15. a universal joint; 16. a seal ring; 17. a slide motor; 18. a drive chain; 19. a lifting motor; 20. a winch; 21. a workpiece; 22. a vacuum pump.

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 figure 1, the drilling machine comprises a machine frame 1 installed at the top of a factory building and a spindle box 6 connected with the machine frame 1, wherein a sliding rail 2 is arranged on the machine frame 1, a sliding plate 3 is connected onto the sliding rail 2 in a sliding mode, a lifting chain 4 is connected onto the sliding plate 3, a lifting lug 5 is fixed at the top of the spindle box 6, and one end, far away from the sliding plate 3, of the lifting chain 4 is connected onto the lifting lug 5.

When a worker uses the drilling machine, the spindle box 6 needs to be pulled to adjust the horizontal position of the drilling machine, and the spindle box 6 moves along the length direction of the machine frame 1 through the sliding plate 3, so that the spindle box 6 does not need to be lifted, and the aim of saving labor is fulfilled. The lifting chain 4 has a high degree of freedom in itself, so that the headstock 6 can be turned in different directions to adapt to surfaces of the workpiece 21 with different inclinations.

As shown in fig. 2 and 3, a spindle motor 7 is fixed in the spindle box 6, a drill bit 8 is connected to the spindle motor 7, the drill bit 8 extends out of the spindle box 6, and the spindle motor 7 drives the drill bit 8 to rotate, so that the drilling operation on the workpiece 21 is completed.

A sliding block 9 is fixed on the outer wall of the spindle box 6, a supporting column 10 is connected with the spindle box 6 in a sliding mode through the sliding block 9, and the sliding direction of the supporting column 10 is parallel to the length direction of the drill bit 8. The through-hole with support column 10 complex is seted up at slider 9's central authorities, and the both ends of support column 10 all are provided with spacing boss 11, and the diameter of spacing boss 11 is greater than the diameter of through-hole, does not take place the separation when making slider 9 move on support column 10.

A damping spring 12 is connected between the supporting column 10 and the sliding block 9, one end of the damping spring 12 abuts against a limiting boss 11 close to the workpiece 21, and the other end of the damping spring 12 abuts against the sliding block 9.

When the drilling machine is in a non-working state, the damping spring 12 is in an original state, and the limiting boss 11 far away from the workpiece 21 is abutted to the sliding block 9. When the drilling machine needs to work, the main spindle box 6 is moved to be close to the surface of the workpiece 21, the support columns 10 are in contact with the surface of the workpiece 21, the damping springs 12 are compressed by the gravity of the main spindle box 6, the damping springs 12 are arranged, the speed of the main spindle box 6 close to the surface of the workpiece 21 is reduced, and therefore the drill bit 8 is prevented from colliding with the workpiece 21.

A suction head 13 is connected to one end of the support column 10 close to the workpiece 21, a vacuum pump 22 for providing suction for the suction head 13 is fixed in the headstock 6, and the vacuum pump 22 is connected with the suction head 13 through a conduit 14.

The vacuum pump 22 operates to provide suction to the suction head 13 through the guide tube 14, and the suction head 13 attached to the support column 10 is sucked to the surface of the workpiece, thereby connecting the headstock 6 to the workpiece. Vacuum pump 22 is model CJD5-PC3025N, and the vacuum pump 22 is installed in a manner consistent with the specifications for its use.

The duct 14 is a helically shaped flexible tube formed by plastic forming, the wall thickness of the duct 14 is relatively thick to avoid deformation of the duct 14 during operation of the vacuum pump 22, and the duct 14 is in a coiled stack in its original state.

When the drilling machine is in a non-working state, the suction head 13 is far away from the vacuum pump 22, and the conduit 14 is in a stretching state.

When the drill is required to operate, the headstock 6 is moved closer to the surface of the workpiece 21, the distance between the vacuum pump 22 and the suction head 13 is reduced, and the guide pipe 14 is in a compressed state.

By arranging the conduit 14 in a spiral shape, the conduit 14 has elasticity, so that the requirement on the length of the conduit 14 when the distance between the suction head 13 and the vacuum pump 22 is long is met, the requirement on the rapid storage and recovery of the spiral stacking shape of the conduit 14 when the distance between the vacuum pump 22 and the suction head 13 is reduced is met, and the conduit 14 does not collide with the drill bit 8.

When the surface structure of the workpiece 21 is complex, the inclination angles of the surfaces contacted by the suction head 13 are different, so that a universal joint 15 is connected between the suction head 13 and the support column 10, the angle between the suction head 13 and the support column 10 can be changed by arranging the universal joint 15, and the suction head 13 can be attached to the corresponding surface, so that the suction head 13 can be adsorbed on the workpiece 21.

When the surface of the workpiece 21 is a curved surface, the suction head 13 and the surface of the workpiece 21 are not tightly attached, so that a sealing ring 16 is arranged at one end of the suction head 13, which is in contact with the workpiece 21, the sealing ring 16 is made of a silica gel material and is fixed on the side wall of the suction head 13, the sealing ring 16 improves the sealing performance when the suction head 13 is connected with the workpiece 21, the connection between the spindle box 6 and the workpiece 21 is more stable, and the drilling quality is improved.

As shown in fig. 4, the spindle box 6 is cylindrical, four sliding blocks 9 are uniformly distributed on the outer wall of the spindle box 6, four supporting columns 10 are corresponding to the sliding blocks 9, and the four supporting columns 10 have the same structural function.

When the surface height of the workpiece 21 is different, the distances between the ends, close to the workpiece 21, of the four support columns 10 and the spindle box 6 are different, and the sliding distances between the four support columns 10 and the spindle box 6 are independent, so that the support columns 10 and the surfaces of the corresponding workpieces 21 can be stably connected, and the spindle box 6 can be adjusted to a required position to perform drilling operation.

As shown in fig. 7, a lifting motor 19 is fixed on one surface of the sliding plate 3 facing the headstock 6, a winch 20 is rotatably connected to the sliding plate 3, an output shaft of the lifting motor 19 is connected to the winch 20, the lifting motor 19 drives the winch 20 to rotate, and one end of the lifting chain 4 away from the headstock 6 is fixed on the winch 20.

When the lifting motor 19 drives the winch 20 to rotate, the winch 20 rotates to enable the lifting chain 4 to be wound on the winch 20, so that the distance between the spindle box 6 and the sliding plate 3 is adjusted, the height of the spindle box 6 can be adjusted by the lifting motor 19, and the operation is more convenient during the drilling operation.

Example two: a drilling machine is different from the first embodiment in that: a sliding motor 17 for driving the sliding plate 3 is fixed on the frame 1, a driving chain 18 for connecting the sliding motor 17 with the sliding plate 3 is also arranged, the sliding motor 17 drives the driving chain 18 to reciprocate along the length direction of the frame 1, and the sliding plate 3 is fixedly connected with the driving chain 18.

The sliding motor 17 drives the driving chain 18 to rotate, the driving chain 18 drives the sliding plate 3 to slide on the sliding rail 2, and therefore the horizontal position of the spindle box 6 is adjusted through the sliding motor 17, and a worker can drill more labor-saving.

The slide motor 17 and the lifting motor 19 are controlled by a remote controller, so that the labor is saved when a worker operates the drilling machine.

Through the scheme, when drilling operation is carried out, the horizontal position of the spindle box 6 is adjusted by controlling the sliding motor 17, the height of the spindle box 6 is adjusted by controlling the lifting motor 19, the spindle box 6 is enabled to be close to the surface of a workpiece 21 needing drilling, and then the spindle box 6 is rotated to be adjusted to a needed angle.

Aligning the drill 8 to the position of the workpiece 21 to be drilled, attaching the suction head 13 to the supporting surface of the workpiece 21, abutting the suction head 13 against the supporting surface by the gravity of the main spindle box 6, and starting the vacuum pump 22 to stably connect the main spindle box 6 with the workpiece 21. Then, the spindle motor 7 is turned on to rotate the drill bit 8, and the worker pushes the spindle box 6 to make the drill bit 8 close to the workpiece 21 for drilling.

After the required drilling depth is reached, the worker pulls out the spindle box 6 to enable the drill bit 8 to leave the workpiece 21; turning off the spindle motor 7 to stop the drill bit 8 from rotating; turning off the vacuum pump 22 to separate the spindle box 6 from the workpiece 21; and the position of the spindle box 6 is adjusted through the sliding motor 17 and the lifting motor 19, and the spindle box is moved to the position required by the next drilling hole.

The embodiment of this detailed implementation mode is the utility model discloses a preferred embodiment is not restrict according to this the utility model discloses a protection scope, the event all the time according to the utility model discloses an equivalent change that structure, shape, principle were done all should be covered within the protection scope.

Claims

1. The utility model provides a drilling machine, includes headstock (6), fixes spindle motor (7) in headstock (6), drill bit (8) with spindle motor (7) output shaft, and outside drill bit (8) stretched out to headstock (6), its characterized in that: the device comprises a main shaft box (6), a support column (10) in sliding connection with the main shaft box (6), a suction head (13) connected to one end, far away from the main shaft box (6), of the support column (10) and used for adsorbing the main shaft box (6) on the surface of a workpiece (21), a vacuum pump (22) fixed in the main shaft box (6) and used for providing suction for the suction head (13), and a guide pipe (14) connecting the suction head (13) and the vacuum pump (22).

2. A drilling rig according to claim 1, characterized in that: the top of the factory building is provided with a rack (1) connected with a main shaft box (6), a sliding rail (2) is arranged on the rack (1), a sliding plate (3) is connected onto the sliding rail (2) in a sliding mode, a lifting chain (4) is connected onto the sliding plate (3), a lifting lug (5) is arranged at the top of the main shaft box (6), and one end, far away from the sliding plate (3), of the lifting chain (4) is connected onto the lifting lug (5).

3. A drilling rig according to claim 2, characterized in that: a lifting motor (19) is fixed on the sliding plate (3), a winch (20) is coaxially connected to an output shaft of the lifting motor (19), and one end, far away from the lifting lug (5), of the lifting chain (4) is fixed on the winch (20).

4. A drilling rig according to claim 2, characterized in that: a sliding motor (17) is fixed on the rack (1), a driving chain (18) for driving the sliding plate (3) is connected to an output shaft of the sliding motor (17), the driving chain (18) reciprocates along the length direction of the rack (1), and the sliding plate (3) is fixedly connected with the driving chain (18).

5. A drilling rig according to claim 1, characterized in that: and a universal joint (15) is connected between the suction head (13) and the support column (10).

6. A drilling rig according to claim 1, characterized in that: and a sealing ring (16) is arranged between the suction head (13) and the workpiece (21).

7. A drilling rig according to claim 1, characterized in that: a sliding block (9) which is in sliding connection with the supporting column (10) is fixed on the outer wall of the spindle box (6), a through hole which is matched with the supporting column (10) is formed in the center of the sliding block (9), and limiting bosses (11) which limit the sliding range of the sliding block (9) are arranged at two ends of the supporting column (10); still be provided with damping spring (12) between support column (10) and slider (9), damping spring (12) one end butt in support column (10), and the other end butt in slider (9).

8. A drilling rig according to claim 7, characterized in that: the catheter (14) is helically shaped after plastic forming.