CN218926304U

CN218926304U - Inverted drilling equipment

Info

Publication number: CN218926304U
Application number: CN202221160605.3U
Authority: CN
Inventors: 颜嘉迪
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2023-04-28
Anticipated expiration: 2032-05-12

Abstract

The utility model belongs to the field of machining operations, in particular to inverted drilling equipment, which comprises a frame, a U-shaped drill arranged on the frame and a workbench vertically and slidably arranged in the frame, wherein the U-shaped drill is driven to rotate by a first power device, the workbench is positioned above the U-shaped drill, hydraulic cylinders I for driving the workbench to vertically move are respectively arranged on two sides of the workbench, cylinder barrels of the hydraulic cylinders I are fixed on the workbench, upper ends of piston rods are fixed on the frame, vertical guide rods are respectively arranged on the front side and the rear side of the hydraulic cylinders I, the upper ends and the lower ends of the vertical guide rods are respectively fixed on the frame, the workbench is slidably arranged on the vertical guide rods, a clamping device for clamping a workpiece is arranged on the workbench, and the clamping device comprises a lower tool arranged on the workbench and an upper pressing block vertically moved by a second power device for pressing the workpiece. The utility model is not easy to be involved in clothes or hair of operators, has good safety and effectively prevents sweeps from flying around.

Description

Inverted drilling equipment

Technical field:

the utility model belongs to the field of machining operation, and particularly relates to inverted drilling equipment.

The background technology is as follows:

the existing drilling equipment generally fixes a workpiece on a clamp, a drill bit is arranged above the workpiece, the drill bit drills the workpiece by moving from top to bottom, scraps fly in disorder during drilling, particularly when holes with large aperture and deep depths are drilled, and meanwhile, clothes or hair of operators are easily involved in the drill bit, so that potential safety hazards exist.

The utility model comprises the following steps:

the utility model aims to provide inverted drilling equipment which is not easy to roll into clothes or hair of operators, is good in safety and can effectively prevent sweeps from flying out.

The utility model is realized in the following way:

the utility model provides an inverted drilling equipment, includes the frame, sets up U in the frame bore and along vertical smooth workstation of establishing in the frame, U bores and is rotatory by power device one drive, the workstation is located U bore the top, and the workstation both sides are equipped with the pneumatic cylinder one of drive workstation vertical movement respectively, and the cylinder of pneumatic cylinder one is fixed on the workstation, and the piston rod upper end is fixed in the frame, the pneumatic cylinder one is equipped with vertical guide arm respectively around both sides, and the upper and lower both ends of vertical guide arm are fixed respectively in the frame, and the workstation slides and establishes on vertical guide arm, be equipped with the clamping device of clamping work piece on the workstation, clamping device is including setting up the lower frock that is used for placing the work piece on the workstation and being used for compressing tightly the last briquetting of work piece by power device two drive vertical removal.

In the inverted drilling equipment, the mounting plate fixed on the cylinder barrel of the first hydraulic cylinder is arranged above the workbench, the second power device is arranged on the mounting plate, guide cylinders with positions and numbers matched with the vertical guide rods are arranged between the mounting plate and the workbench, and the guide cylinders are arranged on the vertical guide rods in a sliding mode.

In the inverted drilling equipment, the second power device may be a second hydraulic cylinder, a cylinder barrel of the second hydraulic cylinder is fixed on the mounting plate, the upper pressing block is fixed on the piston rod, a limiting rod is vertically and slidably arranged on the mounting plate, the lower end of the limiting rod is fixedly connected with one end of the limiting block, and the other end of the limiting block is fixed on the piston rod of the second hydraulic cylinder.

In the inverted drilling apparatus, the second power device may be a linear motor, a cylinder, or a ball screw mechanism.

In the inverted drilling equipment, a chip outlet is formed in the side edge of the frame, a receiving trolley is arranged below the chip outlet, and a conveying device leading to the chip outlet and a guide inclined plane for guiding scraps to the conveying device are arranged on the front side of the U-shaped drill.

In the inverted drilling equipment, the conveying device is a screw rod driven to rotate by a third power device, and the third power device is a rotating motor or a hydraulic motor.

In the inverted drilling apparatus described above, the conveying device may be a conveyor belt.

In the inverted drilling equipment, the U drill is fixed on the rotary main shaft, the rotary main shaft is driven to rotate by the first driving device, a through hole penetrating through the rotary main shaft is formed in the rotary main shaft along the axis, a liquid outlet hole communicated with the through hole is formed in the U drill, and one end, far away from the U drill, of the rotary main shaft is connected with the liquid inlet pipe through the liquid inlet device.

In the inverted drilling equipment, the liquid inlet device comprises a shell and a hollow connecting pipe, one end of the connecting pipe is rotatably connected in the shell, the other end of the connecting pipe extends out of the shell to be connected with the rotating main shaft, and one end of the shell, far away from the connecting pipe, is connected with the liquid inlet pipe through a liquid inlet joint.

In the inverted drilling equipment, a sealing ring and a bearing are sleeved on the connecting pipe between the shell and the connecting pipe, the connecting pipe is rotationally connected with the connecting pipe through the bearing, and a gap between the shell and the connecting pipe is sealed by the sealing ring to prevent liquid leakage.

In the inverted drilling apparatus, the first power device is a rotary electric machine or a hydraulic motor.

In the inverted drilling equipment, the lower tool is provided with a machining hole for the U to drill out and a positioning inner circle matched with the outer circle surface of the step of the workpiece.

In the inverted drilling equipment, the U-shaped drill and the clamping device are both arranged in the transverse direction.

Compared with the prior art, the utility model has the outstanding advantages that:

1. compared with the existing rotary U-shaped drill which is arranged above the workbench, the rotary U-shaped drill is good in safety, and meanwhile, scraps are discharged from the U-shaped drill below the workbench, so that the workbench effectively shields the scraps and prevents the scraps from flying in disorder; according to the utility model, the U-shaped drill is adopted to drill the workpiece, so that the drilling precision is high and the service life is long; according to the utility model, the first hydraulic cylinders are respectively arranged on two sides of the workbench, so that the pressure is high, the workbench moves vertically stably, and the processing is convenient; the front side and the rear side of the hydraulic cylinder I are respectively provided with the vertical guide rods for guiding the vertical movement of the workbench, so that the moving stability of the workbench is ensured, and the machining precision of the U-shaped drill is further ensured; the clamping device comprises a lower tool and an upper pressing block, and is simple in structure, convenient to clamp and good in clamping effect;

2. the guide cylinders with positions and numbers matched with the vertical guide rods are arranged between the mounting plate and the workbench, and are arranged on the vertical guide rods in a sliding manner, so that the stability of the vertical movement of the workbench is further ensured;

3. according to the utility model, the mounting plate is vertically and slidably provided with the limiting rod, the lower end of the limiting rod is fixedly connected with one end of the limiting block, and the other end of the limiting block is fixed on the piston rod of the hydraulic cylinder II, so that the upper pressing block is effectively prevented from rotating and cannot press a workpiece;

4. according to the utility model, the through hole penetrating along the axis is arranged in the rotary main shaft, the liquid outlet hole communicated with the through hole is arranged in the U-shaped drill, one end of the rotary main shaft far away from the U-shaped drill is connected with the liquid inlet pipe through the liquid inlet device, so that the U-shaped drill and a workpiece are effectively cooled, and the service life of the U-shaped drill is prolonged.

Description of the drawings:

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a perspective view of a workpiece of the present utility model;

FIG. 3 is a perspective view of the lower tooling of the present utility model;

FIG. 4 is a perspective view of the delivery device of the present utility model;

fig. 5 is a perspective view of the liquid inlet device of the present utility model.

Reference numerals: 1. a frame; 2. u-shaped drill; 3. a work table; 4. a first hydraulic cylinder; 5. a vertical guide rod; 6. a workpiece; 7. a lower tool; 8. pressing into blocks; 9. a mounting plate; 10. a guide cylinder; 11. a second hydraulic cylinder; 12. a limit rod; 13. a limiting block; 14. a chip outlet; 15. a guide slope; 16. a screw rod; 17. a liquid outlet hole; 18. a housing; 19. a connecting pipe; 20. a liquid inlet joint; 21. processing a hole; 22. the outer circular surface of the step; 23. positioning the inner circle; 24. and (5) receiving the material trolley.

The specific embodiment is as follows:

the utility model is further described below with reference to the specific examples, see fig. 1-5:

the utility model provides an inverted drilling equipment, includes frame 1, sets up U and bore 2 and the workstation 3 of establishing in frame 1 along vertical slip on frame 1, U bores 2 and is rotated by power device one drive, workstation 3 is located U and bores 2 top, and workstation 3 both sides are equipped with the pneumatic cylinder one 4 of driving workstation 3 vertical movement respectively, and the cylinder of pneumatic cylinder one 4 is fixed on workstation 3, and the piston rod upper end is fixed on frame 1, both sides are equipped with vertical guide arm 5 respectively around pneumatic cylinder one 4, and the upper and lower both ends of vertical guide arm 5 are fixed respectively on frame 1, and workstation 3 is slided and is established on vertical guide arm 5, be equipped with the clamping device of clamping work piece 6 on workstation 3, clamping device is including setting up the lower frock 7 that is used for placing work piece 6 on workstation 3 and being used for compressing tightly work piece 6 by power device two drive vertical removal.

The working principle of the utility model is as follows: as shown in fig. 1, during processing, a workpiece 6 is placed on a lower tool 7, a power device II drives an upper pressing block 8 to move downwards to press the workpiece 6, a hydraulic cylinder I4 drives a workbench 3 to move downwards, and a power device I drives a U-shaped drill 2 to rotate to drill the workpiece 6; after the machining is finished, the first power device stops rotating, the first hydraulic cylinder 4 drives the workbench 3 to move upwards, the second power device drives the upper pressing block 8 to move upwards, and the workpiece 6 is taken out. Compared with the existing rotary U-shaped drill 2 arranged above the workbench 3, the rotary U-shaped drill 2 is good in safety, and meanwhile, scraps are discharged from the U-shaped drill below the workbench 3, and the workbench 3 effectively shields the scraps and prevents the scraps from flying in disorder; according to the utility model, the U-shaped drill 2 is adopted to drill the workpiece 6, so that the drilling precision is high and the service life is long; according to the utility model, the hydraulic cylinders I4 are respectively arranged on two sides of the workbench 3, so that the pressure is high, the workbench 3 moves vertically stably, and the processing is convenient; the front side and the rear side of the hydraulic cylinder I4 are respectively provided with a vertical guide rod 5 for guiding the vertical movement of the workbench 3, so that the moving stability of the workbench 3 is ensured, and the machining precision of the U-shaped drill 2 is further ensured; the clamping device comprises the lower tool 7 and the upper pressing block 8, and is simple in structure, convenient to clamp and good in clamping effect.

In order to further ensure the stability of the vertical movement of the workbench 3, a mounting plate 9 fixed on the cylinder barrel of the first hydraulic cylinder 4 is arranged above the workbench 3, the second power device is arranged on the mounting plate 9, guide cylinders 10 with positions and numbers matched with the vertical guide rods 5 are arranged between the mounting plate 9 and the workbench 3, and the guide cylinders 10 are slidably arranged on the vertical guide rods 5.

In order to prevent the upper pressing block 8 from rotating and not pressing the workpiece 6, the second power device is a second hydraulic cylinder 11, a cylinder barrel of the second hydraulic cylinder 11 is fixed on the mounting plate 9, the upper pressing block 8 is fixed on a piston rod, a limiting rod 12 is vertically and slidably arranged on the mounting plate 9, the lower end of the limiting rod 12 is fixedly connected with one end of a limiting block 13, and the other end of the limiting block 13 is fixed on the piston rod of the second hydraulic cylinder 11. In this embodiment, the second hydraulic cylinder 11 is a dual-output-shaft cylinder, the lower end of a piston rod of the dual-output-shaft cylinder is fixed with the upper pressing block 8, and the upper end of the piston rod extends out of the frame 1 to be connected with hydraulic equipment.

In order to realize automatic discharging of the scraps, as shown in fig. 1, a scraps outlet 14 is formed in the side edge of the frame 1, a conveying device leading to the scraps outlet 14 and a guiding inclined plane 15 for guiding the scraps to the conveying device are arranged at the front side of the U-shaped drill 2, and a receiving cart 24 for collecting the scraps is arranged below the scraps outlet 14 to prevent the scraps from scattering.

The conveying device has the structure that: as shown in fig. 4, the conveying device is a screw 16 driven to rotate by a power device three. The power means three drives the screw 16 in rotation, the rotating screw 16 pushing the waste towards the chip outlet 14. In this embodiment, the third power device is a rotating motor, and the spindle of the rotating motor rotates to drive the screw 16 to rotate.

The U bores 2 in the course of the work can produce a large amount of heat, if can not in time dispel the heat will lead to U to bore 2 wearing and tearing seriously, and then reduce the life that U bored 2, in order to cool off U bores 2 in the course of the work, as shown in fig. 3, 5, U bores 2 and fixes on rotatory main shaft, and rotatory main shaft is rotated by drive arrangement one drive, and rotatory main shaft is interior to be equipped with the through-hole of running through along the axis, is equipped with in the U bores 2 and passes through the drain hole 17 of through-hole intercommunication, and rotatory main shaft's one end that keeps away from U and bores 2 passes through the feed liquor device and connects the feed liquor pipe. The cooling liquid flows out from the liquid outlet hole 17 of the U-shaped drill 2 through the liquid inlet pipe, the liquid inlet device and the rotary main shaft, and cools the U-shaped drill 2 and the workpiece 6.

The structure of the liquid inlet device: as shown in fig. 5, the liquid inlet device comprises a housing 18 and a hollow connecting pipe 19, one end of the connecting pipe 19 is rotatably connected in the housing 18, the other end extends out of the housing 18 to be connected with a rotating main shaft, and one end of the housing 18 far away from the connecting pipe 19 is connected with a liquid inlet pipe through a liquid inlet joint 20. The cooling liquid flows into the rotary main shaft through the liquid inlet pipe, the liquid inlet joint 20, the shell 18 and the connecting pipe 19.

Further, a sealing ring and a bearing are arranged between the shell 18 and the connecting pipe 19, the sealing ring is sleeved on the connecting pipe 19, the connecting pipe 19 is rotatably connected with the connecting pipe 19 through the bearing, and the sealing ring seals a gap between the shell 18 and the connecting pipe 19 to prevent liquid leakage. In order to prevent the cooling liquid from contacting the bearing to cause rusting of the bearing, the sealing ring is positioned on the inner side of the bearing.

In order to position the machining position of the workpiece 6 and improve the drilling precision, as shown in fig. 2 and 3, the lower tool 7 is provided with a machining hole 21 for the U-drill 2 to penetrate, and a positioning inner circle 23 adapted to the step outer circle 22 of the workpiece 6.

In order to improve production efficiency, the U-shaped drill 2 and the clamping device are both transversely arranged, and the first power device is a rotary motor or a hydraulic motor. In this embodiment, the first power device is a rotating motor, and a spindle of the rotating motor drives the two U drills 2 to rotate through a belt.

In order to further prevent the sweeps from flying in disorder, the outer cover of the U-shaped drill 2 is provided with a protective cover, the upper end of the protective cover is connected to the workbench 3, and the conveying device is arranged on the inner side of the protective cover.

The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of the present utility model, therefore: all equivalent changes in shape, structure and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. An inverted drilling apparatus, characterized in that: including frame (1), U of setting on frame (1) bore (2) and along vertical smooth workstation (3) of establishing in frame (1), U bores (2) and is rotatory by power device one drive, workstation (3) are located U and bore (2) top, and workstation (3) both sides are equipped with pneumatic cylinder one (4) of drive workstation (3) vertical movement respectively, and the cylinder of pneumatic cylinder one (4) is fixed on workstation (3), the piston rod upper end is fixed on frame (1), both sides are equipped with vertical guide arm (5) respectively around pneumatic cylinder one (4), and the upper and lower both ends of vertical guide arm (5) are fixed respectively on frame (1), and workstation (3) are slided to be established on vertical guide arm (5), be equipped with the clamping device of clamping work piece (6) on workstation (3), clamping device is including setting up on workstation (3) be used for placing work piece (6) lower (7) and by power device two drive be used for compressing tightly briquetting (8) on work piece (6).

2. An inverted drilling apparatus according to claim 1, wherein: the hydraulic machine is characterized in that a mounting plate (9) fixed on a cylinder barrel of the first hydraulic cylinder (4) is arranged above the workbench (3), the second power device is arranged on the mounting plate (9), guide cylinders (10) with positions and numbers matched with the vertical guide rods (5) are arranged between the mounting plate (9) and the workbench (3), and the guide cylinders (10) are slidably arranged on the vertical guide rods (5).

3. An inverted drilling apparatus according to claim 2, wherein: the second power device is a second hydraulic cylinder (11), a cylinder barrel of the second hydraulic cylinder (11) is fixed on the mounting plate (9) and the piston rod is fixedly provided with the upper pressing block (8), a limiting rod (12) is vertically arranged on the mounting plate (9) in a sliding mode, the lower end of the limiting rod (12) is fixedly connected with one end of a limiting block (13), and the other end of the limiting block (13) is fixed on the piston rod of the second hydraulic cylinder (11).

4. An inverted drilling apparatus according to claim 1, wherein: the side of the frame (1) is provided with a chip outlet (14), and the front side of the U-shaped drill (2) is provided with a conveying device leading to the chip outlet (14) and a guide inclined plane (15) for guiding scraps to the conveying device.

5. An inverted drilling apparatus according to claim 4, wherein: the conveying device is a screw rod (16) driven by a power device III to rotate.

6. An inverted drilling apparatus according to claim 1, wherein: the U bores (2) are fixed on a rotary main shaft, the rotary main shaft is driven to rotate by a first driving device, through holes penetrating through the rotary main shaft are formed in the rotary main shaft along the axis, liquid outlet holes (17) communicated with the through holes are formed in the U bores (2), and one end, far away from the U bores (2), of the rotary main shaft is connected with a liquid inlet pipe through a liquid inlet device.

7. An inverted drilling apparatus according to claim 6, wherein: the liquid inlet device comprises a shell (18) and a hollow connecting pipe (19), one end of the connecting pipe (19) is rotatably connected in the shell (18), the other end of the connecting pipe extends out of the shell (18) to be connected with a rotating main shaft, and one end of the shell (18) far away from the connecting pipe (19) is connected with a liquid inlet pipe through a liquid inlet joint (20).

8. An inverted drilling apparatus according to claim 1, wherein: the lower tool (7) is provided with a machining hole (21) for the U-shaped drill (2) to penetrate out and a positioning inner circle (23) matched with the step outer circle surface (22) of the workpiece (6).

9. An inverted drilling apparatus according to claim 1, wherein: the U-shaped drill (2) and the clamping device are both transversely arranged.