CN211331390U

CN211331390U - Drilling machine with adjustable drilling depth

Info

Publication number: CN211331390U
Application number: CN201922110819.4U
Authority: CN
Inventors: 沈飞
Original assignee: Shanhai Jinxun Intelligent Technology Dalian Co Ltd
Current assignee: Shanhai Jinxun Intelligent Technology Dalian Co Ltd
Priority date: 2019-11-30
Filing date: 2019-11-30
Publication date: 2020-08-25
Anticipated expiration: 2029-11-30

Abstract

The utility model discloses a drilling machine with adjustable drilling depth, which relates to the technical field of drilling machines and comprises a base plate, wherein the top of the base plate is fixedly connected with a vertically arranged upright post, a lifting platform is arranged above the base plate, and the upright post passes through the lifting platform and is in sliding connection with the lifting platform; the top of the upright post is fixedly connected with a top plate, a screw rod is rotatably connected between the top plate and the base plate through a bearing, and the screw rod penetrates through the lifting table and is in threaded connection with the lifting table; the top end of the screw is also fixedly connected with a rotating handle; the front side of the lifting platform is connected with a threaded sleeve, the top of the threaded sleeve is fixedly provided with a motor, a motor shaft at the bottom end of the motor penetrates through the threaded sleeve and is rotationally connected with the threaded sleeve, the bottom end of the motor shaft of the motor is fixedly connected with a drill bit clamping device, and a drill bit is mounted at the bottom of the drill bit clamping device; the side surface of the upright post is printed with scale marks. The utility model discloses look over elevating platform bottom displacement distance during drilling and can obtain drilling depth to the convenience is adjusted drilling depth.

Description

Drilling machine with adjustable drilling depth

Technical Field

The utility model relates to a drilling machine technical field specifically is a drilling machine with adjustable drilling depth.

Background

The drilling machine is a machine tool which mainly uses a drill to machine a hole on a workpiece. Typically the drill bit is rotated into a primary motion and the drill bit is moved axially into a feed motion. The drilling machine is simple in structure, relatively low in machining precision, capable of drilling through holes and blind holes, replacing special cutters, and capable of expanding, reaming or tapping and the like. In the machining process, the workpiece is fixed, the cutter moves, the center of the cutter is aligned with the center of the hole, and the cutter rotates. The drilling machine is characterized in that a workpiece is fixed and a cutter does rotary motion.

The function of the existing small-sized non-numerical control drilling machine is single relatively, each part can not be detached and replaced easily, the specification material of a workpiece can not be changed, the drilling depth can not be adjusted, the condition that the drilling depth is insufficient or the drilling depth is too deep can be easily caused, and the drilling is not accurate enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drilling depth adjustable drilling machine to solve the problem that proposes among the above-mentioned background art.

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

a drilling machine with adjustable drilling depth comprises a base plate, wherein round holes are formed in four corners of the base plate; the top of the base plate is fixedly connected with a vertically arranged upright post, a lifting table is arranged above the base plate, and the upright post penetrates through the lifting table and is in sliding connection with the lifting table; the top of the upright post is fixedly connected with a top plate, a screw rod is rotatably connected between the top plate and the base plate through a bearing, and the screw rod penetrates through the lifting table and is in threaded connection with the lifting table; the top end of the screw is also fixedly connected with a first rotating handle;

the drill bit clamping device is characterized in that a threaded hole is formed in the front side of the lifting platform, a threaded sleeve matched with the threaded hole is connected to the threaded hole in an internal thread mode, a motor is fixedly arranged at the top of the threaded sleeve, a motor shaft at the bottom end of the motor penetrates through the threaded sleeve and is rotatably connected with the threaded sleeve, a drill bit clamping device is fixedly connected to the bottom end of the motor shaft, and a drill bit is installed at the bottom of the drill bit.

As a further aspect of the present invention: the top of the base plate is fixedly provided with a front limit stop block and a rear limit stop block below the drill bit clamping device, and a vice is clamped between the front limit stop block and the rear limit stop block.

As a further aspect of the present invention: the distance between the front and rear side limit stoppers is equal to the width of the vise.

As a further aspect of the present invention: the side surface of the upright post is printed with scale marks.

As a further aspect of the present invention: the lifting block is sleeved on the upright post and is positioned below the lifting platform and slides up and down along the upright post.

As a further aspect of the present invention: threaded through holes are formed in the left side of the stand column, fastening screws are connected to the threaded through holes in an internal thread mode, and second rotary handles are fixedly connected to the outer ends of the fastening screws.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the drilling depth is controlled through the rotation of the screw rod, and the drilling precision is high; the vice can be adjusted and moved, the workpieces with different sizes can be conveniently drilled, the drill bit can be disassembled and replaced, the workpieces made of different materials can be conveniently drilled, holes with different aperture depths can be conveniently obtained, the threaded sleeve can be disassembled and replaced, different motors can be replaced, different driving forces can be obtained, and the application range is wide;

2. scale lines are printed on the side surfaces of the upright posts; before drilling, a drill bit is attached to a workpiece, the position of the bottom of the lifting table corresponding to the scale mark is recorded, and the drilling depth can be obtained by checking the moving distance of the bottom of the lifting table during drilling, so that the drilling depth can be conveniently adjusted;

3. the upright post is sleeved with a lifting block, a drill bit is attached to a workpiece before drilling, the lifting block is moved to be attached to the lifting table and then moved downwards for a specific distance to be fixed, and the specific distance is the maximum depth of the drilled hole; the elevating platform moves downwards during drilling and butts the elevator block and stops, and the drilling depth is the specific distance that the straight line was injectd promptly, from this, can set up drilling depth in advance, need not to look at the scale mark during drilling, and drilling operation is convenient more and accurate.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a left side view structure diagram of embodiment 1 of the present invention.

Fig. 3 is a schematic structural view of a threaded sleeve according to embodiment 1 of the present invention.

Fig. 4 is a left side view structure diagram of embodiment 2 of the present invention.

Fig. 5 is a left side view structure diagram of embodiment 3 of the present invention.

Fig. 6 is a schematic view of a rear view partial structure of the lifting block in embodiment 3 of the present invention.

Notations for reference numerals: 1-base plate, 2-limit stop block, 3-vice, 4-upright post, 5-lifting platform, 6-screw, 7-top plate, 8-first rotary handle, 9-motor, 10-threaded sleeve, 11-drill bit clamp, 12-drill bit, 13-scale mark, 14-lifting block, 15-second rotary handle and 16-fastening screw.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.

Example 1

Referring to fig. 1-3, in an embodiment of the present invention, a drilling machine with adjustable drilling depth includes a substrate 1, wherein four corners of the substrate 1 are provided with round holes, and the substrate 1 can be fixed on a worktable through bolts and nuts to prevent the drilling machine from moving during drilling; the top of the base plate 1 is fixedly connected with a vertically arranged upright post 4, a lifting table 5 is arranged above the base plate 1, and the upright post 4 penetrates through the lifting table 5 and is in sliding connection with the lifting table 5; the top of the upright post 4 is fixedly connected with a top plate 7, a screw rod 6 is rotatably connected between the top plate 7 and the base plate 1 through a bearing, and the screw rod 6 penetrates through the lifting table 5 and is in threaded connection with the lifting table 5; the top end of the screw 6 is also fixedly connected with a first rotating handle 8, and the lifting of the lifting table 5 can be controlled by rotating the first rotating handle 8 to drive the screw 6 to rotate; a threaded hole is formed in the front side of the lifting platform 5, a threaded sleeve 10 matched with the threaded hole is connected in a threaded manner, a motor 9 is fixedly arranged at the top of the threaded sleeve 10, a motor shaft at the bottom end of the motor 9 penetrates through the threaded sleeve 10 and is rotatably connected with the threaded sleeve 10, a drill bit clamper 11 is fixedly connected with the bottom end of the motor shaft of the motor 9, a drill bit 12 is installed at the bottom of the drill bit clamper 11, and drill bits 12 of different specifications can be clamped by the drill bit clamper 11 for drilling;

the top of the base plate 1 is fixedly provided with a front limiting stop block and a rear limiting stop block 2 below the drill bit clamping device 11, a vice 3 is clamped between the front limiting stop block and the rear limiting stop block 2, the distance between the front limiting stop block and the rear limiting stop block 2 is equal to the width of the vice 3, and the vice 3 can slide left and right and cannot move back and forth; during drilling, a proper drill bit 12 is selected and installed at the drill bit clamp 11; then, a workpiece to be drilled is fixedly clamped through the vice 3, the position of the workpiece needing to be drilled is located under the drill bit 12, the motor 9 is started to drive the drill bit 12 to rotate, and the first rotary handle 8 is rotated to enable the height of the drill bit 12 to be reduced, so that drilling can be carried out; the drilling depth is controlled by the rotation of the screw 6, and the drilling precision is high; vice 3 can be adjusted and remove, conveniently drills to the work piece of equidimension not, and change can be dismantled to drill bit 12, conveniently drills and obtains the hole of different aperture degree of depth to the work piece of different materials, and the change can be dismantled to the threaded sleeve to trade different motors 9, obtain different drive power, application scope is wide.

Example 2

Referring to fig. 4, on the basis of embodiment 1, the side surface of the upright post 4 is printed with scale lines 13; make 12 laminating work pieces of drill bit before drilling, the corresponding scale mark 13 position in 5 bottoms of record elevating platform, look over 5 bottoms of elevating platform and remove the distance and can obtain drilling depth during drilling to the convenience is adjusted drilling depth.

Example 3

Referring to fig. 5 to 6, on the basis of embodiment 2, the upright post 4 is sleeved with a lifting block 14, and the lifting block 14 is located below the lifting platform 5 and slides up and down along the upright post 4; a threaded through hole is formed in the left side of the upright post 4, a fastening screw 16 is connected to the inner thread of the threaded through hole, a second rotating handle 15 is fixedly connected to the outer end of the fastening screw 16, and the lifting block 14 and the upright post 4 can be fixed by screwing the second rotating handle 15; before drilling, the drill bit 12 is attached to a workpiece, the movable lifting block 14 is attached to the lifting table 5 and then moves downwards for a certain distance and is fixed, and the certain distance is the maximum depth of the drilled hole; during drilling, the lifting platform 5 moves downwards to abut against the lifting block 14 to stop, the drilling depth is a specific distance limited by a straight line, therefore, the drilling depth can be set in advance, the scale mark 13 does not need to be watched during drilling, and the drilling operation is more convenient and accurate.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A drilling machine with adjustable drilling depth comprises a base plate (1), wherein round holes are formed in four corners of the base plate (1); the device is characterized in that a vertically arranged upright post (4) is fixedly connected to the top of the base plate (1), a lifting table (5) is arranged above the base plate (1), and the upright post (4) penetrates through the lifting table (5) and is in sliding connection with the lifting table (5); the top of the upright post (4) is fixedly connected with a top plate (7), a screw rod (6) is rotatably connected between the top plate (7) and the base plate (1) through a bearing, and the screw rod (6) penetrates through the lifting platform (5) and is in threaded connection with the lifting platform (5); the top end of the screw rod (6) is also fixedly connected with a first rotating handle (8);

the drill bit clamping device is characterized in that a threaded hole is formed in the front side of the lifting platform (5), a threaded sleeve (10) matched with the threaded hole is connected to the threaded hole in an internal thread mode, a motor (9) is fixedly arranged at the top of the threaded sleeve (10), a motor shaft at the bottom end of the motor (9) penetrates through the threaded sleeve (10) and is rotatably connected with the threaded sleeve (10), a drill bit clamping device (11) is fixedly connected to the bottom end of the motor shaft (9), and a drill bit (12) is installed at the bottom of the drill bit clamping device.

2. The drilling machine with the adjustable drilling depth as claimed in claim 1, wherein a front limit stop block and a rear limit stop block (2) are fixedly arranged at the top of the base plate (1) below the drill bit clamping device (11), and the vice (3) is clamped between the front limit stop block and the rear limit stop block (2).

3. Drilling machine with adjustable drilling depth according to claim 2, characterized in that the distance between the front and rear limit stops (2) is equal to the width of the vice (3).

4. The drilling machine with adjustable drilling depth according to any one of claims 1 to 3, characterized in that the side of the upright (4) is printed with graduation marks (13).

5. The drilling machine with the adjustable drilling depth as recited in claim 4, characterized in that the lifting block (14) is sleeved on the upright column (4), and the lifting block (14) is located below the lifting table (5) and slides up and down along the upright column (4).

6. The drilling machine with the adjustable drilling depth as recited in claim 5, wherein a threaded through hole is formed in the left side of the upright post (4), a fastening screw (16) is connected to the threaded through hole in an internal thread manner, and a second rotating handle (15) is fixedly connected to the outer end of the fastening screw (16).