CN207735615U - Drilling machine - Google Patents

Abstract

The utility model discloses a kind of drilling machines,It is related to machine processing field,Clamping repeatedly is needed and the problem of influence processing efficiency processing multiple holes on longer dimension workpiece for existing drilling machine,Provide following technical scheme,Including pedestal,Pedestal lifting is provided with spindle box,Horizontal sliding is provided with the workbench for accepting workpiece on pedestal,The clamp assemblies for clamping workpiece are provided on workbench,The drive component of driving workbench sliding is additionally provided on pedestal,Workpiece is positioned on workbench,And then Workpiece clamping is fixed by clamp assemblies,And then spindle box declines and workpiece offsets and carries out bore operation,When needing conversion station to carry out the processing in other holes,Spindle box is increased,And then drive component driving workbench sliding reaches next drilling station,Then hole machined is carried out,The trouble of frequent clamping workpiece is needed when reducing large-size workpiece,Improve working efficiency.

Description

Drilling machine

Technical field

The utility model is related to machine processing fields, more specifically, it relates to a kind of drilling machine.

Background technology

Drilling machine refers to utilizing side of the tool harder, sharper keen than object by rotary cutting or rotary squeezing Formula, the machinery and equipment that cylindrical hole or hole are left on object are referred to as, and also have referred to as drilling machine, puncher, perforator, through-hole Machine etc..

Currently, be radial drilling machine in mechanical common drilling machine, radial drilling machine include mainly pedestal, inner column, outer column, The compositions such as rocking arm, spindle box and workbench, inner column are fixed on pedestal, and outer column is placed on inner column, and outer column can be around outer Column does 360 degree of revolutions, and rocking arm, which is placed on outer column, can move up and down along outer column and cannot relatively rotate with outer column, Spindle box is slidably set on the horizontal guide rail of rocking arm, and adjusts rotation of the spindle box on horizontal guide rail by handwheel.

It is tight that existing radial drilling machine needs workpiece is positioned on workbench and is carried out locating clip when in use, and works as some It needs unidirectionally to process multiple holes along straight line on the workpiece of longer dimension, and because skidding distance of the spindle box on rocking arm has Therefore limit may require that carry out multiple clamping, and then the time of clamping will add to complete all hole machineds on this workpiece The time of long entire work pieces process to influence processing efficiency, therefore has room for improvement.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of drilling machine, there is convenient add Work, advantage high in machining efficiency.

To achieve the above object, the utility model provides following technical solution：

A kind of drilling machine, including pedestal, the pedestal lifting are provided with spindle box, and horizontal slide is provided on the pedestal The workbench of workpiece is accepted, the clamp assemblies for clamping workpiece are provided on the workbench, are additionally provided on the pedestal Drive the drive component of workbench sliding；

The clamp assemblies include the first clamping plate being fixed on workbench, are parallel to first clamping plate and are slidably connected to work Make the second clamping plate of platform and drives second clamping plate close to the actuator of first clamping plate；

The driving component includes the rack for being set to workbench bottom, is rotatably dispose on pedestal and engaged with rack Transmission gear and the driving mechanism of driving transmission gear rotation.

Using above-mentioned technical proposal, when clamping workpiece, workpiece is positioned between first clamping plate and second clamping plate, and then is driven Moving part drives second clamping plate to be moved to first clamping plate, and then second clamping plate offsets with workpiece and workpiece is made to be bonded with first clamping plate admittedly It is fixed, to realize the clamping of workpiece.Start spindle box and spindle box is made to decline and bore operation is carried out to workpiece, when spindle box reaches When the mobile limit, driving mechanism drives transmission gear rotation, and then drive gears carry-over bar moves, to realize work The purpose of platform movement, it is simple in structure.Drive component drives workbench to slide certain distance, and workpiece is made to be moved to another processing work On position, and then spindle box continues the processing to next hole；The cycle above process can carry out the workpiece of longer dimension to be located at same Multiple hole machineds on straight line.Movable workbench is driven to realize by drive component, spindle box only carries out elevating movement, into And reduce repeatedly the trouble of clamping workpiece, improve the efficiency of processing.

Preferably, the actuator includes the fixed seat for being fixed on workbench and the screw rod for being threadedly connected to fixed seat, One end of the screw rod is rotatablely connected with second clamping plate, and the other end is provided with handwheel.

Using above-mentioned technical proposal, when moving second clamping plate, by handwheel rotary screw, and then screw rod is relative to fixed seat It rotates and is simultaneously moved along own axes, because one end and the second clamping plate of screw rod are rotatablely connected, and then when screw rod is moved along own axes It drives second clamping plate closer or far from first clamping plate, facilitates installation or removal workpiece.

Preferably, it is provided with the flexible mat board to offset with workpiece in the second clamping plate.

Using above-mentioned technical proposal, when clamping workpiece, the surface of flexible mat board and workpiece offsets, and then increases and clamp workpiece Stability and reduce destruction to workpiece surface when second clamping plate clamps workpiece.

Preferably, the driving mechanism includes synchronous belt drive mechanism, and the synchronous belt drive mechanism includes and driving cog The first pulley of coaxial arrangement is taken turns, the second belt wheel of pedestal is rotatably dispose in and is set around on first pulley and the second belt wheel Synchronous belt, the driving mechanism further includes the unidirectional drive portion of turn drives second tape wheel single direction rotation.

Using above-mentioned technical proposal, unidirectional drive portion drives the second belt wheel single direction rotation, and then the second belt wheel passes through synchronization Band drives first pulley rotation, to which first pulley drives the transmission gear rotation of coaxial arrangement, to which drive gears are started building Make platform to move along a straight line on pedestal unidirectionally, to realize the processing along the unidirectional mobile work platform of straight line and then converting workpiece The purpose of station.

Preferably, the unidirectional drive portion includes the handle ratchet wheel being coaxially disposed with the second belt wheel, is articulated with main drive wheel On peripheral surface and be plugged in handle ratchet wheel tooth socket pawl, be set to the elastic component to offset with pawl on main drive wheel, rotation set It is placed in the main drive wheel of pedestal and is fixedly connected on the crank of the main drive wheel, the elastic component applies far from main drive pawl The elastic force at driving wheel center.

Using above-mentioned technical proposal, under normal circumstances, pawl is offseted and is plugged in handle ratchet wheel by the elastic force of elastic component In the tooth socket of handle ratchet wheel, and then along the pointing direction rotating crank of ratchet, crank handle turns main drive wheel rotates, and then because ratchet is inserted It being connected in the tooth socket of handle ratchet wheel, the movement of main drive wheel is passed to the second belt wheel by pawl, and then turn drives second tape wheel rotates, from And indirect belt moves movable workbench；When the opposite direction rotation that crank is directed toward along pawl, pawl leave the tooth socket of handle ratchet wheel and It is slipped on the back of tooth of handle ratchet wheel, the movement of main drive wheel cannot be passed to the second belt wheel by pawl, to realize unidirectional drive Two belt wheels move.

Preferably, circular cunning edge is fixedly installed on the pedestal around the rotation center of crank, the cunning is along upper cunning It is dynamic to be provided with the limit assembly to offset with crank, the cunning along mark scale is above provided with, be fixedly installed on the pedestal with The limiting stand that the rotation center of crank is flushed and offseted with crank.

Using above-mentioned technical proposal, when needing mobile work platform, crank along pawl direction rotation until with limiting stand phase It supports；Crank is rotated along the opposite direction of the direction of pawl and is offseted until with limit assembly；Limit assembly determines limit with limiting stand Position bar rotates primary rotational travel to limiting stand, to which workbench follows gag lever post to be rotated and mobile primary position to limiting stand It moves and determines, and then by indicating that scale adjusts limit assembly sliding along upper position, can adjust and turn from limit assembly to limiting stand The stroke of movable workbench, facilitates the processing stations of workpiece on the liftoff switch operating platform of spacing when moving a gag lever post.

Preferably, the limit assembly includes and slides along the sliding block being slidably matched and the gag lever post being fixed on sliding block, The threaded fastener to offset with susceptor surface is equipped on the sliding block.

Using above-mentioned technical proposal, when adjusting limit assembly, unscrew fastener, and then threaded fastener is made to be detached from Susceptor surface, and then sliding block behind the position for determining sliding block, can be tightened threaded fastener, make screw threads for fastening along sliding along moving freely Part is abutted with the surface of pedestal, so sliding block is fixed on it is sliding along upper, it is simple in structure, facilitate adjusting.

Preferably, the return springs to offset with crank are provided on the pedestal, the return springs apply crank Add the elastic force far from limiting stand.

Using above-mentioned technical proposal, when shifting the station of workpiece, rotating crank offsets until crank and limiting stand, completes one The conversion of secondary station；When preparing next station conversion, return springs apply the elastic force far from limiting stand to crank, and then make song Handle is rotated to far from limiting stand, and then is reduced and needed to pull trouble of the crank far from limiting stand manually, easy to use.

In conclusion the utility model has the advantages that：

1. workpiece is positioned on workbench, and then Workpiece clamping is fixed by clamp assemblies, and then spindle box declines With workpiece offset carry out bore operation spindle box is increased when needing conversion station to carry out the processing in other holes, and then drive The sliding of Component driver workbench reaches next drilling station, then continues hole machined, reduces the work of processing longer dimension On part positioned at multiple holes of straight line when need the trouble of frequent clamping workpiece, improve working efficiency；

2. by the crank being set on pedestal, when workpiece in mobile work platform, worker can by rotary crank, to Movable workbench certain distance is driven, to by movable workbench, be conveniently operated；

3. by the limit assembly being set on pedestal, facilitate an adjustment crank of rotation, workbench is accordingly mobile to be determined Distance, adapt to have determine pitch of holes Workpiece boring station conversion needs, it is easy to use.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model embodiment；

Fig. 2 is the schematic internal view that drive component structure is shown in the utility model embodiment；

Fig. 3 is the enlarged drawing in the portions A in Fig. 2；

Fig. 4 is the enlarged drawing in the portions B in Fig. 2；

Fig. 5 is the schematic diagram that limit assembly structure is shown in the utility model embodiment.

In figure：1, pedestal；101, the first dovetail groove；102, limiting stand；2, the first column；3, rocking arm；4, spindle box；5, work Make platform；51, the first draw runner；52, the second dovetail groove；6, clamp assemblies；61, first clamping plate；62, second clamping plate；621, it second slides Item；622, flexible mat board；63, actuator；631, fixed seat；632, screw rod；6321, turntable；633, handwheel；7, drive component； 71, rack；72, transmission gear；73, driving mechanism；731, first pulley；732, the second belt wheel；7321, rotor plate；7322, interior Ratchet；733, synchronous belt；734, unidirectional drive portion；7341, main drive wheel；7342, pawl；7343, elastic component；8, crank；81、 Shaft；82, rocking bar；821, pedal；9, limit assembly；91, sliding edge；911, indicate scale；92, sliding block；921, threaded fastener； 93, gag lever post；10, return springs.

Specific implementation mode

With reference to the accompanying drawings and embodiments, the utility model is described in detail.

A kind of drilling machine, referring to Fig. 1, including pedestal 1, rotation is provided with the first column 2, the first column 2 vertically on pedestal 1 On be arranged with rocking arm 3, on rocking arm 3 horizontal sliding be provided with spindle box 4, which further includes that level is slideably positioned in pedestal 1 The workbench 5 of top surface is provided with several groups clamp assemblies 6 on workbench 5, and the drive that driving workbench 5 moves is provided in pedestal 1 Dynamic component 7.

Referring to Fig. 1, the top surface of pedestal 1 offers several first dovetail grooves 101.

Referring to Fig. 2 and Fig. 3, the bottom of workbench 5 is provided with several the first cunnings being slidably matched with the first dovetail groove 101 Item 51, in the present embodiment, the first dovetail groove 101 opens up two, and the first draw runner 51 is arranged two.

Referring to Fig. 2 and Fig. 3, drive component 7 includes the rack 71 for being set to 5 bottom of workbench, is rotatably dispose in pedestal 1 The driving mechanism 73 that transmission gear 72 and driving transmission gear 72 interior and engaged with rack 71 rotate, driving mechanism 73 drive Transmission gear 72 rotates, and then transmission gear 72 makes workbench 5 be slid on pedestal 1 with the movement of carry-over bar 71 further to reach Purpose.

Referring to Fig. 2 and Fig. 3, driving mechanism 73 includes synchronous belt drive mechanism（It is not shown in figure）, toothed belt transmission machine Structure include with 72 co-axially fixed first pulley 731 of transmission gear, the second belt wheel 732 being rotatably dispose in pedestal 1 and around Synchronous belt 733 in first pulley 731 and the second belt wheel 732, the second belt wheel of side upper edge 732 of the second belt wheel 732 Centerline direction extend several rotor plates 7321 being rotatably assorted with pedestal 1, several rotor plates 7321 are around the second belt wheel 732 Center is uniformly distributed, and rotor plate 7321 is rotatably assorted with pedestal 1 so that the second belt wheel 732 is relative to the relative rotation of pedestal 1, driving mechanism 73 further include the unidirectional drive portion 734 that turn drives second tape wheel 732 one-directionally rotates.

Referring to Fig. 2 and Fig. 3, the center of the second belt wheel 732 offers through-hole（It is not shown in figure）, unidirectional drive portion 734 Including be set in through-hole and be coaxially disposed with the second belt wheel 732 handle ratchet wheel 7322, be rotatably dispose on pedestal 1 and positioned at interior The center of the main drive wheel 7341 at ratchet center, main drive wheel 7341 is fixedly connected with crank 8 extended outside oriented pedestal 1, Unidirectional drive portion 734 further includes the pawl 7342 being articulated on main drive wheel 7341 and the elastic component to offset with pawl 7342 7343, elastic component 7343 applies the elastic force far from 7341 center of main drive wheel so that pawl 7342 and handle ratchet wheel to pawl 7342 7322 offset, and pawl 7342 is plugged in the tooth socket of handle ratchet wheel 7322, and in the present embodiment, elastic component 7343 is reed.

Referring to Fig. 2 and Fig. 3, crank 8 includes hanging down with 7341 co-axially fixed shaft 81 of main drive wheel and with shaft 81 Straight fixed rocking bar 82 offers the connecting hole being pierced by for shaft 81 on pedestal 1（It is not shown in figure）, 81 turns of connecting hole and shaft Dynamic cooperation, the one end of rocking bar 82 far from shaft 81 is fixed with pedal 821, operator drive rocker 82 by way of foot pedal Rotation.

Being horizontally disposed with referring to Fig. 2 and Fig. 3, on pedestal 1 has the limiting stand 102 contour with the center of connecting hole, rocking bar 82 When around rotation center rotating, pedal 821 offsets with limiting stand 102, and then limiting stand 102 limits first pole of rotation of crank 8 Limit is level；It should be pointed out that rocking bar 82 is consistent with the direction of pawl 7342 to the direction that limiting stand 102 rotates, to When reaching rocking bar 82 and being swung to limiting stand 102, pawl 7342 is plugged in the tooth socket of handle ratchet wheel 7322 with by main drive wheel 7341 Power pass to the second belt wheel 732；The limit of second pole of rotation limit for limiting crank 8 is additionally provided on pedestal 1 Component 9.

Referring to Fig. 3, circular cunning is provided centrally with along 91 around connecting hole on pedestal 1.

Referring to Fig. 5, limit assembly 9 includes being slidably connected to along 91 top shoes 92 and being fixed on sliding block 92 and and rocking bar 82 gag lever posts 93 to offset, gag lever post 93 offset to limit second rotational limitation position of crank 8 with rocking bar 82, are worn on sliding block 92 Equipped with the threaded fastener 921 that the surface with pedestal 1 offsets, the surface of threaded fastener 921 and pedestal 1 offsets with by sliding block 92 In sliding along 91；In the present embodiment, threaded fastener 921 is bolt.

Referring to Fig. 3, it is sliding along 91 around being provided centrally with mark scale 911, by indicating that scale 911 facilitates record and really The position of fixed slider 92.

Referring to Fig. 2 and Fig. 3, return springs 10 are arranged in shaft 81, bottom is fixed in one end of return springs 10 Seat 1, the other end are fixed in shaft 81, and 10 countershaft 81 of return springs applies torsion, and return springs 10 make rocking bar 82 have There is the movement tendency that separate limiting stand 102 rotates；In the present embodiment, return springs 10 are torsional spring.

Referring to Fig. 2 and Fig. 3, clamp assemblies 6 include the first clamping plate 61 that is fixed on workbench 5 and are parallel to first The second clamping plate 62 that clamping plate 61 is arranged, second clamping plate 62 are slidably connected on workbench 5, and the glide direction of second clamping plate 62 is vertical In the plate face of first clamping plate 61, clamp assemblies 6 further include driving second clamping plate 62 close to the actuator 63 of first clamping plate 61, driving Part 63 include be fixed on the fixed seat 631 of 5 top surface of workbench, screw thread is set to screw rod 632 in fixed seat 631, the one of screw rod 632 End is rotatablely connected with second clamping plate 62, and the other end is provided with handwheel 633.

Referring to Fig. 4, the one end of screw rod 632 far from handwheel 633 is provided with the turntable being rotationally connected in second clamping plate 62 6321, the top surface of workbench 5 offers several second dovetail grooves 52, second clamping plate perpendicular to the direction of the plate face of first clamping plate 61 62 bottom is provided with several the second draw runners 621 being slidably matched with the second dovetail groove 52, in the present embodiment, the second dovetail groove 52 Two are opened up, the second draw runner 621 is arranged two, and the second draw runner 621 is slided along the second dovetail groove 52, and then makes 62 edge of second clamping plate More stablize when workbench 5 slides.

Referring to Fig. 4, the one side of second clamping plate 62 towards first clamping plate 61 is provided with flexible mat board 622, and second clamping plate 62 is leaned on When nearly first clamping plate 61 clamps workpiece, flexible mat board 622 offsets with workpiece surface to reduce the damage to workpiece surface.

The use process and principle of the utility model embodiment：

In use, workpiece is positioned on workbench 5, and then handwheel 633 is shaken, so that screw rod 632 is rotated, and then make second Clamping plate 62 is close to first clamping plate 61 by Workpiece clamping.

Then, unscrew fastener 921, so that threaded fastener 921 is detached from pedestal 1, adjustment sliding block 92 is sliding along 91 Position, and then adjust rocking bar 82 when being swung one time from gag lever post 93 to limiting stand 102, the stroke that workbench 5 once moves is stubborn Tight threaded fastener 921 simultaneously makes the surface of threaded fastener 921 and pedestal 1 offset so that sliding block 92 is fixed on cunning along 91.

When workpieces processing, spindle box 4 is adjusted to corresponding station, spindle box 4 is fallen and bore operation is carried out to workpiece；It needs When converting drilling station, spindle box 4 is risen, and then steps on pedal 821, makes surface phase of the pedal 821 with limiting stand 102 It supports, when stepping on pedal 821 to limiting stand 102, rocking bar 82 drives main drive wheel 7341 to rotate, then the spine on main drive wheel 7341 Pawl 7342 is plugged in the tooth socket of handle ratchet wheel 7322, and then main drive wheel 7341 drives the rotation of the second belt wheel 732, and then the second band Wheel 732 drives first pulley 731 to rotate by synchronous belt 733, and then drives and 731 co-axially fixed transmission gear of first pulley 72 rotate a certain angle, when transmission gear 72 turns an angle, corresponding to the rack 71 that transmission gear 72 engages mobile one Fixed distance to trample primary to 102 direction of limiting stand and pedal 821 drives workbench 5 to move a certain distance, and then reaches Workpiece is set to be moved to the purpose of next drilling station.

When the foot of operator leaves pedal 821,10 shaft 81 of return springs, which applies torsion, makes rocking bar 82 far from limit The rotation of platform 102 offsets until with gag lever post 93；When rocking bar 82 rotates, shaft 81 follows rocking bar 82 to rotate, and then main drive wheel 7341 rotate backward, and the pawl 7342 on main drive wheel 7341 leaves the tooth socket of handle ratchet wheel 7322 and slips over the interior of handle ratchet wheel 7322 The back of tooth of ratchet 7322, to which main drive wheel 7341 does not drive the second belt wheel 732 to rotate, workbench 5 does not move, and unidirectionally moves work Make the purpose of platform 5.

The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.

Claims (8)

1. a kind of drilling machine, including pedestal (1), pedestal (1) lifting is provided with spindle box (4), it is characterized in that：The pedestal (1) horizontal sliding is provided with the workbench (5) for accepting workpiece on, and the folder for clamping workpiece is provided on the workbench (5) Component (6) is held, the drive component (7) that driving workbench (5) slides is additionally provided on the pedestal (1)；

The clamp assemblies (6) include the first clamping plate (61) being fixed on workbench (5), are parallel to first clamping plate (61) and slide The actuator of the dynamic second clamping plate (62) for being connected to workbench (5) and the close first clamping plate (61) of driving second clamping plate (62) (63)；

The driving component (7) include be set to workbench (5) bottom rack (71), be rotatably dispose on pedestal (1) and with The driving mechanism (73) that the transmission gear (72) and driving transmission gear (72) of rack (71) engagement rotate.

2. drilling machine according to claim 1, it is characterized in that：The actuator (63) includes being fixed on workbench (5) Fixed seat (631) and the screw rod (632) for being threadedly connected to fixed seat (631), one end of the screw rod (632) and second clamping plate (62) it is rotatablely connected, the other end is provided with handwheel (633).

3. drilling machine according to claim 2, it is characterized in that：It is provided on the second clamping plate (62) and to offset with workpiece Flexible mat board (622).

4. drilling machine according to claim 3, it is characterized in that：The driving mechanism (73) includes synchronous belt drive mechanism, The synchronous belt drive mechanism includes the first pulley (731) being coaxially disposed with transmission gear (72), is rotatably dispose in pedestal (1) The second belt wheel (732) and the synchronous belt (733) that is set around on first pulley (731) and the second belt wheel (732), the drive Motivation structure (73) further includes the unidirectional drive portion (734) of turn drives second tape wheel (732) single direction rotation.

5. drilling machine according to claim 4, it is characterized in that：The unidirectional drive portion (734) includes and the second belt wheel (732) be coaxially disposed handle ratchet wheel (7322), be articulated on the peripheral surface of main drive wheel (7341) and be plugged in handle ratchet wheel (7322) pawl (7342) of tooth socket is set to the elastic component to offset with pawl (7342) on main drive wheel (7341) (7343), it is rotatably dispose in the main drive wheel (7341) of pedestal (1) and is fixedly connected on the crank of the main drive wheel (7341) (8), the elastic component (7343) applies the elastic force far from main drive wheel (7341) center to pawl (7342).

6. drilling machine according to claim 5, it is characterized in that：Rotation center on the pedestal (1) around crank (8) is fixed It is provided with the circular sliding sliding along (91), the sliding edge (91) and is provided with the limit assembly (9) to offset with crank (8), institute It states sliding be provided on (91) and indicates scale (911), be fixedly installed on the pedestal (1) neat with the rotation center of crank (8) Limiting stand (102) that is flat and offseting with crank (8).

7. drilling machine according to claim 6, it is characterized in that：The limit assembly (9) includes matching along (91) sliding with sliding The sliding block (92) of conjunction and the gag lever post (93) being fixed on sliding block (92) are equipped on the sliding block (92) and pedestal (1) table The threaded fastener (921) that face offsets.

8. drilling machine according to claim 7, it is characterized in that：It is provided on the pedestal (1) and is answered with what crank (8) offseted Position elastic component (10), the return springs (10) apply the elastic force far from limiting stand (102) to crank (8).