CN215509108U

CN215509108U - Drilling bench drill

Info

Publication number: CN215509108U
Application number: CN202121986821.9U
Authority: CN
Inventors: 魏爽
Original assignee: Dalian Huayang Precision Mould Manufacturing Co ltd
Current assignee: Dalian Huayang Precision Mould Manufacturing Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-01-14
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses a drilling bench drill which comprises a base, wherein a drilling assembly is installed above the base, a platform is arranged below the left side of the drilling assembly, the lower end of the platform is fixedly connected with a transverse plate through a thick rod, vertical rods are fixedly connected to the inner portions of two sides of the outer wall of the transverse rod, a third spring is installed at the rotating connection position of a fixture block and the vertical rods, a second spring is arranged below the outer wall of the vertical rods, a lifting assembly is installed on the right side of a transverse beam, and a positioning assembly is installed inside the lifting assembly. This drilling bench drill, through the cooperation between motor, drill bit, transmission case, commentaries on classics handle, carousel, worm, clamp plate and the worm wheel, make the motor pass through the transmission case and drive the drill bit and rotate, the user also can rotate simultaneously and order about the high decline of drill bit through rotating, restriction between carousel and the clamp plate and the restriction between worm wheel and the worm all provide the bearing capacity, the bearing structure singleness of having avoided current drill bit platform to go up and down leads to easy impaired problem.

Description

Drilling bench drill

Technical Field

The utility model relates to the technical field of drilling machines, in particular to a drilling bench drill.

Background

The bench drilling machine can be placed on an operation table, and the main shaft is vertically arranged. The vertical drilling machine is characterized in that a main shaft box and a workbench of the vertical drilling machine are arranged on a stand column, and the main shaft is vertically arranged. The radial drilling machine can rotate and lift around the upright column, a spindle box can move horizontally on the radial arm, a milling and drilling machine workbench can move longitudinally and transversely, a drill spindle is arranged vertically, milling can be performed, the deep hole drilling machine uses a special deep hole drill bit, a workpiece rotates, and the drilling machine can drill deep holes, although the existing bench drill can drill the workpiece.

However, in the use process of the bench drill in the prior art, the problem that the supporting structure for lifting the drill platform is single and easy to damage exists, and when the height is not required to be adjusted, the problem of height change caused by no collision easily exists, and the problem that the efficiency is poor due to the fact that the handle is required to rotate for multiple circles when a workpiece is replaced easily exists.

Disclosure of Invention

The present invention provides a drilling bench drill, which solves the problem of the prior art that the supporting structure for lifting the drill platform is single and easy to be damaged.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a drilling bench drill, includes the base, the drilling subassembly is installed to the top of base, the left side below of drilling subassembly is provided with the platform, the lower extreme of platform passes through thick pole and the diaphragm is fixed links to each other, the inside equal rigid coupling in outer wall both sides of horizontal pole has the montant, the end of montant runs through the crossbeam, the inside rotation in top of montant links to each other there are a plurality of fixture blocks, the third spring is installed with the rotation junction of montant to the fixture block, the outer wall below of montant is provided with the second spring, the right side installation lifting unit of crossbeam, lifting unit's internally mounted has locating component.

Preferably, the lifting assembly comprises a handle, a sleeve, a rack, a worm wheel, a worm crank and a bearing;

the sleeve is located the top of base, the inside worm wheel that links to each other that rotates in telescopic right side, the outer wall top meshing of worm wheel has the worm, the outer wall both sides of worm all rotate with the sleeve through the bearing and link to each other, the terminal rigid coupling of worm has the crank, the terminal outer wall rigid coupling of crank has the handle, the outer wall left side meshing of worm wheel links to each other there is the rack.

Preferably, the drilling assembly comprises a motor, a top plate, a stand column, a rotating handle, a transmission case and a drill bit;

the lower extreme of roof passes through the stand and links to each other with the base is fixed, transmission case and motor are installed respectively to the lower extreme both sides of roof, the output shaft of motor passes through the transmission case and rotates with the drill bit and link to each other, the transmission case front end is installed and is changeed the handle, the outer wall and the sleeve clearance fit of stand, and the outer wall processing of stand has the rack.

Preferably, the positioning assembly comprises a rotary disc, a pressure plate, a first spring, a cross bar and a ball body;

the carousel rigid coupling is in the front portion of worm wheel axis of rotation, the outer wall right side of carousel closely laminates and has the clamp plate, the right-hand member of clamp plate passes through horizontal pole and spheroid fixed linking to each other, the outer wall of horizontal pole is provided with first spring, the both sides of first spring are fixed linking to each other with sleeve and clamp plate respectively.

Preferably, the lower end of the transverse plate is fixedly connected with a handle.

Compared with the prior art, the utility model has the beneficial effects that: this drilling bench drill:

through the matching among the motor, the drill bit, the transmission case, the rotating handle, the rotary table, the worm, the pressing plate and the worm gear, the motor drives the drill bit to rotate through the transmission case, and meanwhile, a user can drive the drill bit to descend in height through rotating the rotating handle, so that the workpiece is machined by the drill bit, the worm gear and the worm can generate self-locking capacity to avoid descending in height in the machining process, the rotary table is pressed by the pressing plate to be dead and cannot rotate, in the machining process, the limit between the rotary table and the pressing plate and the limit between the worm gear and the worm provide supporting capacity, and the problem that the existing drill bit platform is easy to damage due to the fact that the lifting supporting structure is single is solved;

when the height adjustment of a workpiece is not needed, the limitation between the rotary table and the pressing plate requires a large force to drive even if a user manually rotates the handle, and the ball body is pulled outwards to release the tight fit at the pressing plate when the height adjustment is needed, and then the handle can be rotated, so that the problem of height change easily caused by no collision when the height adjustment is not needed in the prior art is solved;

through the handle, the fixture block, the diaphragm, the platform, the drill bit, cooperation between fixture block and the crossbeam, after work piece processing is accomplished, can inwards extrude a plurality of fixture blocks in this scheme, remove the joint of fixture block department, make diaphragm and platform receive one section distance of elasticity downstream of second spring, the work piece is also along with descending a segment distance and break away from the scope of drill bit, the user can take it away from, then upwards promote the diaphragm again, the fixture block receives stopping of crossbeam earlier and opening after running through and resumes the joint, compare in traditional the many rings of handles that rotate, required handle need carry out the relatively poor problem of many rings of rotational efficiency when having avoided changing the work piece in this kind of method.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a left side view of the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 2.

In the figure: 1. the base, 2, drilling subassembly, 201, motor, 202, the roof, 203, stand, 204, change the handle, 205, transmission case, 206, drill bit, 3, lifting unit, 301, handle, 302, the sleeve, 303, the rack, 304, the worm wheel, 305, the worm, 306, the crank, 307, the bearing, 4, locating component, 401, the carousel, 402, clamp plate, 403, first spring, 404, horizontal pole, 405, the spheroid, 5, the platform, 6, the montant, 7, the diaphragm, 8, the crossbeam, 9, the handle, 10, the fixture block, 11, second spring, 12, thick pole, 13, the third spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a drilling bench drill, the on-line screen storage device comprises a base 1, drilling subassembly 2 is installed to base 1's top, drilling subassembly 2's left side below is provided with platform 5, platform 5's lower extreme is fixed continuous with diaphragm 7 through thick pole 12, diaphragm 7 accessible thick pole 12 drives platform 5 and removes, the inside equal rigid coupling in outer wall both sides of horizontal pole 7 has montant 6, the end of montant 6 runs through crossbeam 8, the inside rotation in top of montant 6 links to each other there are a plurality of fixture blocks 10, fixture block 10 forms the joint with crossbeam 8, crossbeam 8 is fixed continuous with sleeve 302, third spring 13 is installed with montant 6's rotation junction to fixture block 10, montant 6's outer wall below is provided with second spring 11, second spring 11's coefficient of elasticity K is 800N/m's volute spiral spring, crossbeam 8's right side installation lifting unit 3.

The inside of the lifting component 3 is provided with a positioning component 4, the lifting component 3 comprises a grip 301, a sleeve 302, a rack 303, a worm wheel 304, a worm 305, a crank 306 and a bearing 307, the sleeve 302 is positioned above the base 1, the right side of the sleeve 302 is rotatably connected with the worm wheel 304, the worm 305 is meshed above the outer wall of the worm wheel 304, the worm 305 can drive the worm wheel 304 to transmit, self-locking capacity exists between the worm wheel 304 and the worm 305, two sides of the outer wall of the worm 305 are rotatably connected with the sleeve 302 through the bearing 307, the tail end of the worm 305 is fixedly connected with the crank 306, the grip 301 is fixedly connected with the outer wall of the tail end of the crank 306, the left side of the outer wall of the worm wheel 304 is meshed with the rack 303, and the worm wheel 304 can move upwards under the reaction force of the rack 303.

The drilling assembly 2 comprises a motor 201, a top plate 202, an upright column 203, a rotating handle 204, a transmission box 205 and a drill bit 206, the lower end of the top plate 202 is fixedly connected with the base 1 through the upright column 203, the transmission box 205 and the motor 201 are respectively installed on two sides of the lower end of the top plate 202, the motor 201 is in a BLD-09 model, an output shaft of the motor 201 is rotatably connected with the drill bit 206 through the transmission box 205, the rotating handle 204 is installed at the front end of the transmission box 205, the outer wall of the upright column 203 is in clearance fit with a sleeve 302, the sleeve 302 can move on the outer wall of the upright column 203, and a rack 303 is machined on the outer wall of the upright column 203.

Locating component 4 includes carousel 401, clamp plate 402, first spring 403, horizontal pole 404 and spheroid 405, carousel 401 rigid coupling is in the front portion of worm wheel 304 axis of rotation, carousel 401's outer wall right side closely laminates and has clamp plate 402, the right-hand member of clamp plate 402 passes through horizontal pole 404 and spheroid 405 is fixed links to each other, the end of clamp plate 402 is the rubber material can produce great frictional force with carousel 401, the outer wall of horizontal pole 404 is provided with first spring 403, the both sides of first spring 403 are fixed continuous with sleeve 302 and clamp plate 402 respectively, the lower extreme rigid coupling of diaphragm 7 has handle 9.

When the drilling bench drill is required to be used, firstly, a user can place a workpiece to be machined on the platform 5 and align the position of the workpiece to the position of the drill bit 206, then the handle 301 is manually rotated, the handle 301 drives the worm 305 to rotate through the crank 306, the worm 305 can drive the worm wheel 304 to rotate and generate a reaction force under the blocking of the rack 303, the sleeve 302 and the platform 5 can move upwards through the reaction force, after the sleeve and the platform are moved to the machining height, the user can start the motor 201, the motor 201 drives the drill bit 206 to rotate through the transmission box 205, meanwhile, the user can drive the drill bit 206 to descend through rotating the rotating handle 204, the workpiece is machined by the drill bit 206, the worm wheel 304 and the worm 305 can generate self-locking capacity to avoid height descending in the machining process, meanwhile, the rotary disc 401 is dead-pressed by the pressing plate 402 and cannot rotate, and in the machining process, the limit between the rotary disc 401 and the pressing plate 402 and the limit between the worm wheel 304 and the worm 305 both provide supporting capacity The problem that the existing drill platform is easy to damage due to single lifting support structure is solved, meanwhile, when the height adjustment of a workpiece is not needed, even if a user manually rotates the handle 301 due to the limitation between the rotary disc 401 and the pressing plate 402, the user needs to drive the handle 301 with a large force, when the height adjustment is needed, the ball 405 is pulled outwards to release the tight fit at the pressing plate 402, and then the handle 301 can be rotated, so that the problem that the height is easy to change due to no collision when the height adjustment is not needed is solved, after the workpiece is processed, the workpiece is usually required to be lowered by the hand handle 301, a plurality of clamping blocks 10 can be inwards extruded in the scheme, the clamping at the clamping blocks 10 is released, the transverse plate 7 and the platform 5 are moved downwards for a certain distance under the elastic force of the second spring 11, the workpiece is separated from the range of the drill 206 along with a small distance, and the user can take the workpiece away the workpiece, then, the transverse plate 7 is pushed upwards, the clamping block 10 is blocked by the transverse beam 8 firstly and is opened and restored to be clamped after penetrating, and compared with the traditional multi-turn rotating handle 301, the problem that the efficiency is poor due to the fact that the handle needs to rotate for multiple turns when a workpiece is replaced is solved by the method.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A drilling bench drill, includes base (1), its characterized in that: drilling subassembly (2) are installed to the top of base (1), the left side below of drilling subassembly (2) is provided with platform (5), the lower extreme of platform (5) passes through thick pole (12) and is fixed continuous with diaphragm (7), inside equal rigid coupling in outer wall both sides of diaphragm (7) has montant (6), crossbeam (8) are run through to the end of montant (6), the top internal rotation of montant (6) links to each other there are a plurality of fixture blocks (10), third spring (13) are installed with the rotation junction of montant (6) in fixture block (10), the outer wall below of montant (6) is provided with second spring (11), right side installation lifting unit (3) of crossbeam (8), the internally mounted of lifting unit (3) has locating component (4).

2. The drilling bench drill of claim 1, wherein: the lifting assembly (3) comprises a grip (301), a sleeve (302), a rack (303), a worm wheel (304), a worm (305), a crank (306) and a bearing (307);

sleeve (302) are located the top of base (1), the inside rotation in right side of sleeve (302) is linked together worm wheel (304), the outer wall top meshing of worm wheel (304) has worm (305), the outer wall both sides of worm (305) all rotate with sleeve (302) through bearing (307) and link to each other, the terminal rigid coupling of worm (305) has crank (306), the terminal outer wall rigid coupling of crank (306) has handle (301), the outer wall left side meshing of worm wheel (304) links together rack (303).

3. The drilling bench drill of claim 1, wherein: the drilling assembly (2) comprises a motor (201), a top plate (202), a stand column (203), a rotating handle (204), a transmission case (205) and a drill bit (206);

the lower extreme of roof (202) passes through stand (203) and base (1) fixed the linking to each other, transmission case (205) and motor (201) are installed respectively to the lower extreme both sides of roof (202), the output shaft of motor (201) passes through transmission case (205) and rotates with drill bit (206) and link to each other, transmission case (205) front end is installed and is changeed handle (204), the outer wall and sleeve (302) clearance fit of stand (203), and the outer wall processing of stand (203) has rack (303).

4. The drilling bench drill of claim 1, wherein: the positioning assembly (4) comprises a turntable (401), a pressing plate (402), a first spring (403), a cross bar (404) and a ball body (405);

carousel (401) rigid coupling is in the front portion of worm wheel (304) axis of rotation, the outer wall right side of carousel (401) closely laminates and has clamp plate (402), the right-hand member of clamp plate (402) passes through horizontal pole (404) and spheroid (405) is fixed links to each other, the outer wall of horizontal pole (404) is provided with first spring (403), the both sides of first spring (403) are fixed continuous with sleeve (302) and clamp plate (402) respectively.

5. The drilling bench drill of claim 1, wherein: the lower end of the transverse plate (7) is fixedly connected with a handle (9).