CN211966012U

CN211966012U - Blank drilling device

Info

Publication number: CN211966012U
Application number: CN202020542552.6U
Authority: CN
Inventors: 刘朴
Original assignee: Baoding Lianyu Machinery Manufacturing Co ltd
Current assignee: Baoding Lianyu Machinery Manufacturing Co ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-11-20
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a blank drilling device, which comprises a workbench, a lifting platform, a mounting platform, a lead screw for controlling the lifting platform to move up and down, a spraying assembly and a drilling mechanism; the lower end surface of the lifting platform is fixedly connected with a fixed seat; the upper part of the spraying assembly is detachably connected with the outer side wall of the lower end of the fixed seat, the upper part of the spraying assembly is provided with a fluid channel, and the inlet of the fluid channel is connected with the water tank; the lower part of the spraying assembly is provided with an impeller, a shaft sleeve of the impeller is in threaded connection with the drill bit fixing seat, and a water inlet of the impeller is connected with an outlet of a fluid channel at the upper part of the spraying assembly; the side wall of the lower part of the spraying component is provided with a spray head. The cooling liquid of the utility model is sprayed out of the spray component through the spray head under the action of centrifugal force generated by the rotation of the impeller, so as to cool the drill bit in rotation in all directions; after the drilling work is finished, the drill bit stops rotating, the impeller also stops moving, and water flow stops spraying, so that the water consumption is reduced while the noise is reduced, dust is reduced, the drill bit is protected by cooling.

Description

Blank drilling device

Technical Field

The utility model relates to a machine tool machining equipment field especially relates to a blank drilling equipment.

Background

The drilling machine is a machine and equipment generally called as a drilling machine, a punching machine, a through hole machine and the like which are used for drilling precise parts by using a tool harder and sharper than a target object in a rotary cutting or rotary extrusion mode to achieve an expected effect, and the drilling machine includes a semi-automatic drilling machine and a full-automatic drilling machine. The hole processing of various parts, except that a part is finished by lathing, boring, milling and other machine tools, a great part is finished by a bench worker by utilizing a drilling machine and drilling tools, such as a drill bit, a reamer bit, and the like, when the drilling machine drills holes, the drill bit generally simultaneously finishes two movements; the primary motion, i.e. the rotary motion of the drill about the axis, is the cutting motion, and the secondary motion, i.e. the linear telemotion of the drill in the direction of the axis towards the workpiece, is the feed motion. When present drilling equipment drills to the part, in order to noise abatement, reduce dust and cooling protection drill bit, often can utilize the method of water-cooling, but often there is an external water pipe or utilizes the squirt to spray it, will have the water stroke overlength like this, shortcoming such as water consumption is big to remote spraying can lead to the dirty and disorderly of whole operational environment ten minutes, inconvenient clearance.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a blank drilling equipment to solve the problem that above-mentioned prior art exists, when noise abatement, reduction dust and cooling protection drill bit, the water consumption is reduced.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides a blank drilling device, which comprises a workbench, a lifting platform, a mounting platform, a lead screw for controlling the lifting platform to move up and down, a spraying assembly and a drilling mechanism; the lead screw is driven by a first motor, and the drilling mechanism is driven by a second motor.

The lower end face of the lifting platform is fixedly connected with a fixed seat; the drilling mechanism comprises a drill bit, a drill bit fixing seat and an insertion body, and the insertion body rotates in the fixing seat.

The spray assembly is detachable and split, the upper part of the spray assembly is detachably connected with the outer side wall of the lower end of the fixed seat, a fluid channel is formed in the upper part of the spray assembly, and an inlet of the fluid channel is connected with the water tank; an impeller is arranged at the inner lower part of the spraying assembly, a shaft sleeve of the impeller is in threaded connection with the drill bit fixing seat, and a water inlet of the impeller is connected with a fluid channel outlet at the upper part of the spraying assembly; and a spray head for spraying water to the drill bit is arranged on the side wall of the lower part of the spray assembly.

Preferably, the nozzle has been seted up to the terminal surface bottom edge under the spray assembly, and the coolant liquid after the impeller pressurization forms cylindrical or round platform shape arc edge through nozzle blowout spray assembly, stops the smear metal that splashes and remove, prevents that the smear metal from causing the injury to personnel and equipment.

Preferably, the drill bit fixing seat is split, the upper portion and the lower portion are detachably connected, when a drill bit needs to be replaced, the drill bit fixing seat only needs to be separated, and the lower portion of the drill bit fixing seat with the drill bit is replaced, so that the operation is convenient.

Preferably, a blank fixing assembly is mounted on the workbench.

Preferably, the blank fixing assembly comprises a hydraulic cylinder and a pressure head, the cylinder body of the hydraulic cylinder is fixed on the workbench, and the upper end of the hydraulic rod is fixedly connected with the bottom edge of the pressure head. The hydraulic cylinder is controlled to rotate and move up and down, so that the purpose of fixing a blank workpiece is achieved, the contact part of the pressure head and the workpiece is a flexible bulge, and the blank workpiece cannot be damaged in the fixing process.

Preferably, the first motor and the second motor are fixed on the mounting table.

Preferably, the upper end surface of the workbench is provided with a dirt collecting groove with a slope.

The utility model discloses a following technological effect: the utility model stores the cooling liquid into the water tank in the using process, the cooling liquid in the fluid channel moves to the outside under the action of the centrifugal force of the rotation of the impeller and is pressurized by the impeller and then is sprayed out of the spray component through the spray head, the shape of the spray head is aligned to the drill bit, and the drill bit in the rotation is cooled in all directions by spraying the cooling liquid; the utility model discloses a drill bit and the coaxial setting of impeller can make drilling work and cooling work go on in step, need not extra control, and promptly after accomplishing drilling work, the drill bit stops rotatoryly, and the impeller also stop motion, rivers stop the blowout, and the coolant liquid sprays when reaching only drilling, stops spraying at once after stopping drilling to when noise abatement, dust reduction and cooling protection drill bit, the reduction water consumption.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural view of the blank drilling device of the present invention;

FIG. 2 is a top view of the table;

FIG. 3 is an enlarged view of a portion B of FIG. 1;

FIG. 4 is a schematic view of a drilling mechanism;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 3;

fig. 6 is a bottom view of the spray assembly.

Wherein, 1 is the stand, 2 is the lead screw, 3 is first motor, 4 is the second motor, 5 is the workstation, 6 is the fixed subassembly of blank, 7 is drilling mechanism, 701 is the drill bit, 702 is the drill bit fixing base, 703 is the plug body, 8 is the subassembly that sprays, 801 is the impeller, 802 is the shower nozzle, 803 is the spout, 9 is the elevating platform, 901 is the fixing base, 10 is the mount table.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1-5, the utility model provides a blank drilling device, which comprises a workbench 5, a lifting platform 9, a mounting platform 10, a lead screw 2 for controlling the lifting platform 9 to move up and down, a spraying component 8 and a drilling mechanism 7; the screw rod 2 is driven by a first motor 3, and the drilling mechanism 7 drives the first motor 3 and a second motor 4 to be fixed on the mounting table 10 through the second motor 4.

The lower end surface of the lifting platform 9 is fixedly connected with a fixed seat 901; the drilling mechanism 7 comprises a drill bit 701, a drill bit fixing seat 702 and an insertion body 703, wherein the insertion body 703 rotates in the fixing seat 901; the drill bit fixing seat 702 is split, the upper portion and the lower portion are detachably connected, when the drill bit 701 needs to be replaced, the drill bit fixing seat 702 only needs to be separated, and the lower portion of the drill bit fixing seat 702 with the drill bit 701 is replaced, so that the operation is convenient.

The spray component 8 is detachable and split, the upper part of the spray component 8 is detachably connected with the outer side wall of the lower end of the fixed seat 901, the upper part of the spray component 8 is provided with a fluid channel, and the inlet of the fluid channel is connected with the water tank; an impeller 801 is arranged at the lower part of the spraying assembly 8, a shaft sleeve of the impeller 801 is in threaded connection with the drill bit fixing seat 702, and a water inlet of the impeller 801 is connected with a fluid channel outlet at the upper part of the spraying assembly 8; the side wall of the lower part of the spray assembly 8 is provided with a spray head 802. The bottom edge of the lower end surface of the spraying component 8 is provided with a nozzle 803. The upper end surface of the workbench 5 is of a convex structure, and a blank workpiece is arranged on the uppermost working surface; the sinking position of the upper end face of the two-end workbench 5 is provided with a dirt collecting groove with a slope, cooling liquid sprayed by the spray head 802 and the spray nozzle 803 flows through the dirt collecting groove, and due to the slope design of the cooling liquid, the cooling liquid mixed with cutting scraps flows out of the workbench and is collected and processed.

A blank fixing assembly 6 is arranged on the working table 5. The blank fixing assembly 6 comprises a hydraulic cylinder and a pressure head, the cylinder body of the hydraulic cylinder is fixed on the workbench 5, the upper end of the hydraulic rod is fixedly connected with the bottom edge of the pressure head, the hydraulic cylinder is controlled to rotate and move up and down, so that the purpose of fixing a blank workpiece is achieved, the contact part of the pressure head and the workpiece is a flexible bulge, and the blank workpiece cannot be damaged in the fixing process.

The utility model discloses a work flow: firstly, connecting an inlet of a fluid channel with a water tank filled with cooling liquid, and fixing a blank workpiece through a blank fixing component 6; the first motor 3 and the second motor 4 are started, after the first motor 3 and the second motor 4 are aligned to the hole opening position, the first motor 3 and the second motor 4 start to work, the drilling mechanism 7 starts to rotate, the impeller 801 in threaded connection with the drill bit fixing seat 702 also starts to rotate, and the cooling liquid in the fluid channel moves outwards under the action of centrifugal force generated by rotation of the impeller 801; because the outlet of the spray nozzle 802 is over against the drill bit 701, the cooling liquid pressurized by the impeller 801 is sprayed out of the spray component 8 through the spray nozzle 802 to cool the rotating drill bit 701 in all directions; and the nozzles 803 are uniformly distributed at the edge part of the bottom edge of the spray assembly 8, and the cooling liquid pressurized by the impeller is sprayed out of the spray assembly 8 through the nozzles 803 to form a cylindrical or truncated cone-shaped arc edge, so that splashed chips are blocked, and the chips are prevented from damaging personnel and equipment. The coolant sprayed from the spray head 802 and the spray nozzle 803 and the carried chips flow to the dirt collecting groove, and due to the slope design of the coolant, the coolant mixed with the chips flows out of the workbench and is collected and processed. After the drilling work is finished, the drill bit 701 stops rotating, the impeller 801 stops moving, water flow stops spraying, cooling liquid spraying is achieved when only drilling is conducted, spraying is stopped immediately after the drilling is stopped, and therefore noise is reduced, dust is reduced, the drill bit is protected through cooling, and meanwhile water consumption is reduced.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. A blank drilling equipment which characterized in that: comprises a working table (5), a lifting table (9), a mounting table (10), a lead screw (2) for controlling the lifting table (9) to move up and down, a spraying assembly (8) and a drilling mechanism (7); the screw rod (2) is driven by a first motor (3), and the drilling mechanism (7) is driven by a second motor (4);

the lower end face of the lifting platform (9) is fixedly connected with a fixed seat (901); the drilling mechanism (7) comprises a drill bit (701), a drill bit fixing seat (702) and an insertion body (703), wherein the insertion body (703) rotates in the fixing seat (901);

the spray assembly (8) is detachable and split, the upper part of the spray assembly (8) is detachably connected with the outer side wall of the lower end of the fixed seat (901), a fluid channel is formed in the upper part of the spray assembly (8), and an inlet of the fluid channel is connected with a water tank; an impeller (801) is arranged at the inner lower part of the spraying assembly (8), a shaft sleeve of the impeller (801) is in threaded connection with the drill bit fixing seat (702), and a water inlet of the impeller (801) is connected with a fluid channel outlet at the upper part of the spraying assembly (8); and a spray head (802) used for spraying water to the drill bit (701) is arranged on the side wall of the lower part of the spray assembly (8).

2. A blank boring device according to claim 1, wherein: and the bottom edge of the lower end surface of the spraying assembly (8) is provided with a nozzle (803).

3. A blank boring device according to claim 1, wherein: the drill bit fixing seat (702) is split, and the upper part and the lower part are detachably connected.

4. A blank boring device according to claim 1, wherein: and a blank fixing component (6) is arranged on the workbench (5).

5. A blank boring device according to claim 4, wherein: the blank fixing assembly (6) comprises a hydraulic cylinder and a pressure head, the cylinder body of the hydraulic cylinder is fixed on the workbench (5), and the upper end of the hydraulic rod of the hydraulic cylinder is fixedly connected with the pressure head.

6. A blank boring device according to claim 1, wherein: the first motor (3) and the second motor (4) are fixed on the mounting table (10).

7. A blank boring device according to claim 1, wherein: the upper end surface of the working table (5) is provided with a dirt collecting groove with a slope.