CN113369524B

CN113369524B - Inverted drilling machine

Info

Publication number: CN113369524B
Application number: CN202110916651.5A
Authority: CN
Inventors: 张艳丽; 倪玉成
Original assignee: Jiangsu Yiquan Cnc Technology Co Ltd
Current assignee: Jiangsu Yiquan Cnc Technology Co Ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2021-10-29
Anticipated expiration: 2041-08-11
Also published as: CN113369524A

Abstract

The invention discloses an inverted drilling machine, which belongs to the technical field of drilling machines and comprises a drilling machine main body and a workbench arranged on the upper side of the drilling machine main body, wherein a drilling assembly, an iron scrap cleaning assembly and a driving assembly are arranged in the drilling machine main body; the driving assembly comprises a handle, a first transmission mechanism and a second transmission mechanism, wherein the first transmission mechanism and the second transmission mechanism are arranged in the drilling machine main body; the scrap iron cleaning assembly comprises a collecting tank and a cleaning mechanism which are fixedly connected in the drilling machine main body; under the action of the second transmission mechanism, the cleaning mechanism can be driven to clean the scrap iron in the collecting tank by stirring the handle. According to the invention, an inverted layout is adopted, the drill bit is positioned at the lower side of the workbench, and scrap iron generated by drilling falls into the collecting tank positioned below the workbench, so that the condition that people are injured by splashing cannot occur; still be equipped with iron fillings clearance subassembly, can carry out automatic clearance to the iron fillings in the collecting vat, it is more convenient than artifical clearance.

Description

Inverted drilling machine

Technical Field

The invention relates to the field of drilling machines, in particular to an inverted drilling machine.

Background

The drilling machine is when carrying out drilling work, and the iron fillings that produce because of the drilling rotate and splash everywhere along with the drill bit, very easily hinder the workman, also has some drilling machines that have protector among the prior art, but these protectors exist influence workman's sight, inconvenient collection iron fillings and inconvenient treat that the work piece of driling carries out the problem of clamping, consequently need design one kind can prevent that iron fillings from splashing and be convenient for collect the drilling machine of iron fillings.

Disclosure of Invention

The present invention provides an inverted drill that solves the problems noted in the background.

An inverted drilling machine comprises a drilling machine main body and a workbench arranged on the upper side of the drilling machine main body, wherein a drilling assembly, an iron scrap cleaning assembly and a driving assembly are arranged in the drilling machine main body; the driving assembly comprises a handle, a first transmission mechanism and a second transmission mechanism, wherein the first transmission mechanism and the second transmission mechanism are arranged in the drilling machine main body; the scrap iron cleaning assembly comprises a collecting tank and a cleaning mechanism which are fixedly connected in the drilling machine main body; under the action of the first transmission mechanism, the drilling assembly can be pushed to move upwards by stirring the handle, and drilling work is carried out; under the action of the second transmission mechanism, the cleaning mechanism can be driven to clean the scrap iron in the collecting tank by stirring the handle.

Preferably, the drilling assembly comprises a support plate, a drill shaft, a motor for driving the drill shaft to rotate and a drill bit arranged on the drill shaft; the collecting groove and the workbench are respectively provided with a first abdicating groove and a second abdicating groove which are used for abdicating the drill bit; the support plate is provided with a support, the drill spindle is rotatably arranged on the support, the motor is fixedly arranged on the support plate, and the output end of the motor is in transmission connection with the drill spindle through a belt transmission mechanism.

Preferably, the first transmission mechanism comprises a first transmission shaft arranged in the drilling machine main body in a rotating mode, a first gear arranged on the first transmission shaft and a first rack plate connected with the first gear in a meshing mode, and the first rack plate is fixedly installed on the lower side of the supporting plate.

Preferably, the cleaning mechanism comprises a push plate arranged in the collecting tank in a sliding manner, a screw rod arranged in the drilling machine main body in a rotatable manner and a connecting plate arranged on the screw rod in a matching manner, and the connecting plate is connected with the push plate; when the screw rod rotates, the connecting plate can move in the length direction of the screw rod.

Preferably, the second transmission mechanism comprises a second transmission shaft rotatably arranged in the drilling machine main body, a second gear arranged on the second transmission shaft, a third gear arranged on the screw rod and a transmission plate; and a second rack plate meshed with the second gear and a third rack plate meshed with the third gear are arranged on the transmission plate.

Preferably, the handle is in transmission connection with the first transmission mechanism and the second transmission mechanism through a driving mechanism; the driving mechanism comprises a driving shaft which is rotatably arranged in the drilling machine main body, an incomplete gear which is arranged on the driving shaft and two gears which can be meshed with the incomplete gear, one end of the handle is fixedly connected to the driving shaft, the other end of the handle extends out of the drilling machine main body, and the driving shaft is further sleeved with a torsion spring which plays a role in resetting; a through groove for yielding the handle is formed in the workbench; the two gears five are respectively arranged on the first transmission mechanism and the second transmission mechanism.

Preferably, the screw rod is further provided with a fourth gear, and the drilling assembly is fixedly connected with a fourth rack plate in meshed connection with the fourth gear.

Preferably, a limiting mechanism for blocking the handle is arranged on one side of the collecting tank, and the limiting mechanism comprises a stop lever arranged on the lower side of the workbench in a sliding manner, a top rod arranged on the side wall of the collecting tank in a sliding manner, and a stop block arranged at the end part of the stop lever; a guide sleeve matched with the stop lever is arranged on the lower side of the workbench, the guide sleeve is sleeved on the stop lever, and a compression spring connected with the stop lever is arranged on the side wall of the collecting tank; a positioning groove matched with the ejector rod is formed in the side wall of the collecting groove, and a compression spring connected with the ejector rod is further arranged on the side wall of the collecting groove; the drilling machine main body is provided with a discharge hole corresponding to the collecting groove, a detachable baffle is arranged at the discharge hole, and the baffle can push the ejector rod to abut against the stop lever, so that the stop block abuts against the handle and enables the handle to drive the first transmission mechanism.

Preferably, the workbench is provided with a clamp assembly for fixing a workpiece; the clamp assembly comprises two clamping blocks, a sliding groove matched with the clamping blocks is formed in the workbench, the two clamping blocks are arranged in the sliding groove in a sliding mode, and fixing bolts used for fixing a workpiece to be drilled are connected to the clamping blocks in a threaded mode; still be equipped with calibration subassembly on the workstation, calibration subassembly includes the expansion bracket and sets up locating lever on the expansion bracket, the axial lead of locating lever and the axial lead coincidence of drill bit.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, an inverted layout is adopted, the drill bit is positioned at the lower side of the workbench, and scrap iron generated by drilling falls into the collecting tank positioned below the workbench, so that the condition that people are injured by splashing cannot occur.

Still be equipped with iron fillings clearance subassembly, can carry out automatic clearance to the iron fillings in the collecting vat, it is more convenient than artifical clearance.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial structural schematic diagram I of the present invention.

FIG. 3 is a schematic view of the partial structure of the present invention II.

FIG. 4 is a schematic diagram of the internal structure of the drill press body of the present invention.

Fig. 5 is a partial enlarged view of fig. 4 a according to the present invention.

FIG. 6 is a schematic diagram of the internal structure of the drill press body of the present invention II.

Description of reference numerals: 1. the drilling machine comprises a drilling machine main body, 2, a workbench, 3, a handle, 4, a collecting groove, 5, a clamping block, 6, a sliding groove, 7, a fixing bolt, 8, a telescopic frame, 9, a positioning rod, 10, a baffle plate, 11, a supporting plate, 12, a drilling shaft, 13, a motor, 14, a drill bit, 15, a first abdicating groove, 16, a second abdicating groove, 21, a first transmission shaft, 22, a first gear, 23, a first rack plate, 31, a push plate, 32, a screw rod, 33, a connecting plate, 34, a second transmission shaft, 35, a second gear, 36, a third gear, 37, a transmission plate, 38, a second rack plate, 39, a third rack plate, 41, an incomplete gear, 42, a fifth gear, 43, a torsion spring, 44, a fourth gear, 45, a fourth rack plate, 51, a stop lever, 52, a mandril, 53, a stop dog, 54, a guide sleeve, 55 and a compression spring.

Detailed Description

An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.

As shown in fig. 1 to 6, an inverted drilling machine provided in an embodiment of the present invention includes a drilling machine main body 1 and a workbench 2 disposed on an upper side of the drilling machine main body 1, and a drilling assembly, an iron scrap cleaning assembly, and a driving assembly are disposed in the drilling machine main body 1.

The driving assembly comprises a handle 3, and a first transmission mechanism and a second transmission mechanism which are arranged in the drilling machine main body 1; under the action of the first transmission mechanism, the drilling assembly can be pushed to move upwards by stirring the handle 3, and drilling work is carried out.

The scrap iron cleaning assembly comprises a collecting tank 4 and a cleaning mechanism which are fixedly connected in the drilling machine main body 1; under the action of the second transmission mechanism, the cleaning mechanism can be driven to clean the scrap iron in the collecting tank 4 by stirring the handle 3.

As shown in fig. 4, the drilling assembly includes a support plate 11, a drill shaft 12, a motor 13 for driving the drill shaft 12 to rotate, and a drill bit 14 mounted on the drill shaft 12.

As shown in fig. 2 and 3, a yielding groove one 15 and a yielding groove two 16 for yielding the drill bit 14 are respectively formed on the collecting groove 4 and the workbench 2.

An annular brush head (not marked in the drawing) is arranged in the second yielding groove 16, bristles on the inner side of the annular brush head can clean residual scrap iron on the drill bit 14, and part of scrap iron can be prevented from falling into the drilling machine main body 1 from the second yielding groove 16 when the scrap iron cleaning assembly works.

As shown in fig. 4, a support is disposed on the support plate 11, the drill spindle 12 is rotatably disposed on the support, the motor 13 is fixedly mounted on the support plate 11, and an output end of the motor 13 is in transmission connection with the drill spindle 12 through a belt transmission mechanism.

The downside of backup pad 11 is equipped with direction subassembly and a buffering subassembly, and direction subassembly and buffering subassembly are current structure, and the event is not repeated here, and the direction subassembly is the telescopic link, plays the effect of location direction, and the buffering subassembly is the buffer.

The first transmission mechanism is in including rotating the setting transmission shaft 21 in the drilling machine main part 1, setting are in a gear 22 on the transmission shaft 21 and with a rack plate 23 that a gear 22 meshing is connected, a rack plate 23 fixed mounting be in the downside of backup pad 11.

The cleaning mechanism comprises a push plate 31 arranged in the collecting groove 4 in a sliding mode, a screw rod 32 arranged in the drilling machine body 1 in a rotating mode and a connecting plate 33 installed on the screw rod 32 in a matching mode, and the connecting plate 33 is connected with the push plate 31.

The push plate 31 is composed of a vertical plate located in the collecting groove 4 and a transverse plate located on the upper side of the collecting groove 4, as shown in fig. 4, in an initial state, the push plate 31 can block the second yielding groove 16, so that the situation that the drill bit 14 is broken due to the fact that sundries fall into the second yielding groove 16 is avoided.

When the screw 32 rotates, the link plate 33 can move in the longitudinal direction of the screw 32.

As shown in fig. 6, the second transmission mechanism includes a second transmission shaft 34 rotatably disposed in the drill press body 1, a second gear 35 disposed on the second transmission shaft 34, a third gear 36 disposed on the lead screw 32, and a transmission plate 37.

A guide slideway (the guide slideway is prior art and is not shown in the figure) for guiding the transmission plate 37 is arranged in the drilling machine body 1, and the transmission plate 37 can only move up and down under the action of the guide slideway.

As shown in fig. 6, the transmission plate 37 is provided with a second rack plate 38 engaged with the second gear 35 and a third rack plate 39 engaged with the third gear 36.

The handle 3 is in transmission connection with the first transmission mechanism and the second transmission mechanism through a driving mechanism.

As shown in fig. 3, the driving mechanism includes a driving shaft rotatably disposed in the drilling machine body 1, an incomplete gear 41 disposed on the driving shaft, and two gears five 42 capable of being engaged with the incomplete gear 41, one end of the handle 3 is fixedly connected to the driving shaft, the other end extends out of the drilling machine body 1, and the driving shaft is further sleeved with a torsion spring 43 for returning.

One end of the torsion spring 43 is connected to the drive shaft and the other end is connected to the inner wall of the drill main body 1.

And a through groove for yielding the handle 3 is formed in the workbench 2.

The two gears five 42 are respectively arranged on the first transmission mechanism and the second transmission mechanism.

The screw rod 32 is further provided with a fourth gear 44, the drilling assembly is fixedly connected with a fourth rack plate 45 which is meshed with the fourth gear 44, and the fourth rack plate 45 is connected with the support plate 11.

Under the action of the gear four 44 and the rack plate four 45, when the drilling assembly ascends, the screw rod 32 can be driven to rotate, so that the push plate 31 is moved away, namely, the avoidance groove two 16 is not blocked any more.

As shown in fig. 5, a limit mechanism for blocking the handle 3 is disposed on one side of the collecting tank 4, and the limit mechanism includes a stop lever 51 slidably disposed on the lower side of the working table 2, a push rod 52 slidably disposed on the side wall of the collecting tank 4, and a stop 53 disposed at the end of the stop lever 51.

A guide sleeve 54 matched with the stop lever 51 is arranged on the lower side of the workbench 2, the guide sleeve 54 is sleeved on the stop lever 51, and a compression spring 55 connected with the stop lever 51 is arranged on the side wall of the collecting tank 4.

The side wall of the collecting tank 4 is provided with a positioning groove matched with the ejector rod 52, the side wall of the collecting tank 4 is further provided with a compression spring 55 connected with the ejector rod 52, the ejector rod 52 is Z-shaped, one part of the ejector rod 52 is located in the positioning groove, one end of the ejector rod 52 can abut against the baffle plate 10 under the action of the compression spring 55, and the other end of the ejector rod 52 is provided with a triangular block which is in contact with the end part of the stop lever 51.

Both compression springs 55 act as return.

As shown in fig. 4, a discharge hole corresponding to the collecting groove 4 is formed in the drilling machine main body 1, a detachable baffle 10 is arranged at the discharge hole, and the baffle 10 can be installed on the side wall of the drilling machine main body 1 in a bolt fixing manner; the push rod 52 can be pushed to abut against the stop rod 51 through the baffle 10, so that the stop 53 abuts against the handle 3 and the handle 3 can drive only the first transmission mechanism.

As shown in fig. 1, a clamp assembly for fixing a workpiece is arranged on the workbench 2; the clamp assembly comprises two clamping blocks 5, a sliding groove 6 matched with the clamping blocks 5 is formed in the workbench 2, the clamping blocks 5 are arranged in the sliding groove 6 in a sliding mode, and fixing bolts 7 used for fixing workpieces to be drilled are connected to the clamping blocks 5 in a threaded mode.

Still be equipped with the calibration subassembly on the workstation 2, the calibration subassembly includes expansion bracket 8 and sets up locating lever 9 on the expansion bracket 8, expansion bracket 8 is current structure, can make locating lever 9 conflict on the work piece when pressing expansion bracket 8 to this carries out calibration work, avoids boring the staggered position, the axial lead of locating lever 9 and the axial lead coincidence of drill bit 14.

The working process is as follows: when drilling, fix the work piece earlier, start motor 13 after that, motor 13 drives the drill spindle 12 and rotates, then operating personnel stirs handle 3 and drives the five 42 rotations of gear on the transmission shaft 21 through incomplete gear 41, make the drilling subassembly rise under drive mechanism's an effect, in the in-process that the drilling subassembly rises, make lead screw 32 rotate under the effect of gear four 44 and rack plate four 45, thereby let push pedal 31 remove away, drill bit 14 passes in proper order and gives way groove two 16 and give way groove one 15 and drill the work piece, after the drilling finishes, loosen handle 3 can, handle 3 resets under torsion spring 43's effect, the drilling subassembly also descends to initial position.

At the in-process that the drilling subassembly descends, make lead screw 32 rotate under the effect of four 44 and the rack board of gear, the position department that is close to baffle 10 in pushing plate 31 will fall into iron fillings in collecting vat 4 pushes away to collecting vat 4 effectively prevents iron fillings and produces the influence to drilling work next time.

When needing to clear up the iron fillings in the collecting vat 4, open baffle 10 earlier, under two compression spring 55's effect, ejector pin 52 no longer contradicts on pin 51, the dog 53 of pin 51 tip no longer contradicts on handle 3, has relieved the spacing to handle 3 promptly, then stir handle 3 again (the opposite direction of stirring when direction and drilling), make lead screw 32 rotate under drive mechanism two's effect, push pedal 31 continues to promote iron fillings and removes until releasing iron fillings, accomplishes the clearance to iron fillings, then dial back initial position with handle 3, close baffle 10 again, baffle 10 promotes the ejector pin 52 contradicts on pin 51, thereby let dog 53 contradict handle 3 is spacing on handle 3.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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 make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims

1. An inverted drilling machine is characterized by comprising a drilling machine main body and a workbench arranged on the upper side of the drilling machine main body, wherein a drilling assembly, an iron scrap cleaning assembly and a driving assembly are arranged in the drilling machine main body;

the driving assembly comprises a handle, a first transmission mechanism and a second transmission mechanism, wherein the first transmission mechanism and the second transmission mechanism are arranged in the drilling machine main body;

the scrap iron cleaning assembly comprises a collecting tank and a cleaning mechanism which are fixedly connected in the drilling machine main body;

under the action of the first transmission mechanism, the drilling assembly can be pushed to move upwards by stirring the handle, and drilling work is carried out;

under the action of the second transmission mechanism, the cleaning mechanism can be driven to clean the scrap iron in the collecting tank by stirring the handle;

the handle is in transmission connection with the first transmission mechanism and the second transmission mechanism through a driving mechanism;

the driving mechanism comprises a driving shaft which is rotatably arranged in the drilling machine main body, an incomplete gear which is arranged on the driving shaft and two gears which can be meshed with the incomplete gear, one end of the handle is fixedly connected to the driving shaft, the other end of the handle extends out of the drilling machine main body, and the driving shaft is further sleeved with a torsion spring which plays a role in resetting; a through groove for yielding the handle is formed in the workbench;

the two gears five are respectively arranged on the first transmission mechanism and the second transmission mechanism.

2. The inverted drill press of claim 1, wherein the drill assembly includes a support plate, a drill spindle, a motor for driving the drill spindle in rotation, and a drill bit mounted on the drill spindle;

the collecting groove and the workbench are respectively provided with a first abdicating groove and a second abdicating groove which are used for abdicating the drill bit;

the support plate is provided with a support, the drill spindle is rotatably arranged on the support, the motor is fixedly arranged on the support plate, and the output end of the motor is in transmission connection with the drill spindle through a belt transmission mechanism.

3. The inverted drill press of claim 2, wherein the first transmission mechanism comprises a first transmission shaft rotatably disposed in the drill press body, a first gear disposed on the first transmission shaft, and a first rack plate engaged with the first gear, the first rack plate being fixedly mounted on the lower side of the support plate.

4. The inverted drill press of claim 1, wherein the cleaning mechanism comprises a push plate slidably disposed within the collection pocket, a lead screw rotatably disposed within the drill press body, and a connecting plate matingly mounted to the lead screw, the connecting plate being coupled to the push plate;

when the screw rod rotates, the connecting plate can move in the length direction of the screw rod.

5. The inverted drilling machine according to claim 4, wherein the second transmission mechanism comprises a second transmission shaft rotatably arranged in the drilling machine body, a second gear arranged on the second transmission shaft, a third gear arranged on the screw rod and a transmission plate;

and a second rack plate meshed with the second gear and a third rack plate meshed with the third gear are arranged on the transmission plate.

6. The inverted drilling machine according to claim 4, wherein the screw rod is further provided with a gear four, and the drilling assembly is fixedly connected with a rack plate four meshed with the gear four.

7. The inverted drilling machine according to claim 1, wherein a limit mechanism for blocking the handle is arranged on one side of the collecting tank, and the limit mechanism comprises a stop lever arranged on the lower side of the workbench in a sliding manner, an ejector rod arranged on the side wall of the collecting tank in a sliding manner, and a stop block arranged at the end part of the stop lever;

a guide sleeve matched with the stop lever is arranged on the lower side of the workbench, the guide sleeve is sleeved on the stop lever, and a compression spring connected with the stop lever is arranged on the side wall of the collecting tank;

a positioning groove matched with the ejector rod is formed in the side wall of the collecting groove, and a compression spring connected with the ejector rod is further arranged on the side wall of the collecting groove;

the drilling machine main body is provided with a discharge hole corresponding to the collecting groove, a detachable baffle is arranged at the discharge hole, and the baffle can push the ejector rod to abut against the stop lever, so that the stop block abuts against the handle and enables the handle to drive the first transmission mechanism.

8. The inverted drill press of claim 2, wherein the table is provided with a clamp assembly for securing a workpiece;

the clamp assembly comprises two clamping blocks, a sliding groove matched with the clamping blocks is formed in the workbench, the two clamping blocks are arranged in the sliding groove in a sliding mode, and fixing bolts used for fixing a workpiece to be drilled are connected to the clamping blocks in a threaded mode;

still be equipped with calibration subassembly on the workstation, calibration subassembly includes the expansion bracket and sets up locating lever on the expansion bracket, the axial lead of locating lever and the axial lead coincidence of drill bit.