CN208303928U - A kind of drilling machine - Google Patents

Abstract

The utility model discloses a drilling machine, which belongs to drilling equipment; the technical scheme of the utility model includes a clamp arranged on a base below a drill bit, the clamp comprises a backing plate fixedly connected with the base, and a raised beam is fixed on the backing plate. The upper sliding connection is connected with a mobile table that can slide along the length direction of the beam, and the mobile table is slidingly connected with a worktable perpendicular to the longitudinal direction of the beam, and the sliding direction of the worktable is perpendicular to the sliding direction of the mobile table; A backing plate is provided, a card slot is opened at the center of the upper surface of the backing plate, a bump is fixed on the surface of the backing plate at the card slot, and a positioning groove is formed on the bottom surface of the bump, and the positioning groove and the card groove can be matched to clamp the cross bar; A groove that can fit with the surface of the vertical rod is opened on the side wall of the bump away from the support column; it solves the problem of inaccurate positioning of the workpiece and affects the machining accuracy, and achieves the convenience of positioning, ensuring the machining accuracy and improving the quality of the workpiece. Effect.

Description

A kind of drilling machine

Technical field

The utility model relates to a kind of drilling device, in particular to a kind of drilling machine.

Background technique

It needs to drill to workpiece 1 as shown in Figure 1 now, workpiece 1 includes horizontal cross bar 11 and vertical vertical bar 12, cross bar 11 and 12 one end of vertical bar are integrally formed, and the cross sectional shape of vertical bar 12 and cross bar 11 is hexagon, in vertical bar 12 Prebored hole 13 is offered on separate and 11 coupling part of cross bar end face, needs to process prebored hole 13 by drilling machine, it will The shape of needs is processed into prebored hole 13.

The Chinese utility model patent that now can refer to Authorization Notice No. CN203541629U, it discloses a kind of Novel drills Bed, its key points of the technical solution are that the motor, which connect the opposite other end with drilling machine fuselage, is fixed with the master across drilling machine fuselage Axis, the motor are equipped with the first belt pulley, and second belt pulley opposite with the first belt pulley is equipped with above the main shaft, described Main shaft is outside upper to be equipped with propulsion device, and the propulsion device packet crosses fixed plate, propulsion cylinder and air pipe interface, and the fixed plate is symmetrical It is fixed on outside main shaft, is symmetrically arranged on the locating rack and promotes cylinder parallel with main shaft, phase is connected to motor in the drilling machine fuselage Pair the other side be equipped with the hydraulic damper parallel with motor, the fixed plate is arranged right below feed pushing plate.This is practical new Type is intended to provide a kind of drilling machine that is laborsaving, accepting the uniform and suitable thick product of jig drill head brill.

Above-mentioned drilling machine is only with conventional fixture or tooling, fixed inconvenient when workpiece 1 is fixed, and because 1 periphery of workpiece is hexagon, causes to be easy to happen offset when positioning workpiece 1, influences the precision of processing.

Utility model content

The purpose of the utility model is to provide a kind of drilling machine, have the advantages that guarantee machining accuracy.

The above-mentioned technical purpose of the utility model has the technical scheme that

A kind of drilling machine, the pedestal below the drill bit are equipped with fixture, and the fixture includes the pad being fixedly connected with pedestal Plate is fixed with the crossbeam of protrusion on the backing plate, and sliding is connected with and can slide along crossbeam length direction on the crossbeam Mobile station, sliding is connected with the workbench vertical with crossbeam length direction, the glide direction of the workbench in the mobile station It is vertical with the glide direction of mobile station；

The worktable upper surface is installed with backing plate, and the backing plate upper surface offers card slot at center, at card slot Convex block is fixed on pad surfaces, the convex block bottom surface offers locating slot, and locating slot and card slot cooperation can block cross bar；

In the separate groove that is provided with and can be bonded with vertical bar surface on the convex block side wall of support column.

By using above scheme, the shape of workpiece is more special, and conventional fixture is inconvenient to fix workpiece, and is easy to make At position inaccurate, the precision of processing is influenced；Therefore it is equipped with special fixture, card slot and locating slot can block cross bar, guarantee work Part will not occur mobile and position simultaneously to workpiece, and groove can be fitted on the side wall of vertical bar, further to workpiece into Row positioning, therefore fixture facilitates fixed workpiece, and can accurately be positioned to workpiece, and the volume precision of processing is improved；And it can be with The workbench mobile to both direction, the position of convenient alignment jig at the beginning, guarantees the initial precision of fixture, further protects Demonstrate,prove the precision of processing.

Preferably, being equipped with fillet at the vertical two edges of the groove.

By using above scheme, the lower part of groove and locating slot are communicated, when being put into workpiece, the upper part of cross bar Groove can be passed through, and groove is with vertical bar in order to be bonded, therefore the section of groove is trapezoidal, so the side wall and vertical bar of groove can Fitting, but vertical bar is identical with cross bar size shape, therefore when being put into workpiece between card slot and locating slot, it is easy to be stuck in groove Outside, needing to be aligned can just be put into, and influence the efficiency of processing, therefore be equipped with fillet in the vertical edge of groove, convenient for workpiece It is quickly put into, improves the efficiency of work.

Preferably, the upper surface of the crossbeam is fixed with dove-tail form sliding block, the lower surface of mobile station, which offers, can accommodate swallow The dovetail groove of tail type sliding block；

The mobile station upper surface offers two wedge grooves, and the workbench lower surface is fixed with can be in wedge groove The wedge block of sliding.

By using above scheme, because mobile station and crossbeam sliding connection, workbench and mobile station sliding connect, and work The length direction for making platform and crossbeam is vertical, during sliding, it may occur that mobile station is detached from crossbeam or workbench is detached from movement The problem of platform；This problem occurs in order to prevent, therefore mobile station is connected by dove-tail form sliding block and the sliding of dovetail groove and crossbeam, Mobile station upper surface offers wedge groove, and workbench is equipped with the wedge block that can be slided in wedge groove；It can guarantee While sliding, the problem of preventing mobile station or workbench to be detached from.

Preferably, offering sliding slot on the center line of dove-tail form sliding block upper surface, cross is rotatably connected in the sliding slot To screw rod, link block is threaded on the transverse screw, the link block is fixedly connected with mobile station lower surface；

The both ends of the workbench are respectively and fixedly provided with connecting plate, are equipped with both ends between two connecting plates and connect respectively with two The longitudinal screw of plate rotation connection, the longitudinal screw are passed through and are threadedly connected in mobile station.

By using above scheme, mobile station moves on crossbeam, workbench moves on a mobile station, passes through transverse screw And longitudinal screw controls, and keeps mobile distance controllable, facilitates the position for adjusting workbench, and then guarantees that fixture is located at drill bit Lower section, guarantee processing when precision, improve the quality of workpieces processing.

Preferably, one end of the transverse screw is fixedly connected with longitudinal hand-operated wheel；

Lateral hand-operated wheel is fixed in one end of the longitudinal screw far from support column.

By using above scheme, whether the surface of longitudinal screw or transverse screw is curved surface, it has not been convenient to turned It exerts a force when dynamic longitudinal screw or transverse screw, therefore is equipped with lateral hand-operated wheel and longitudinal hand-operated wheel, it is convenient to longitudinal screw or cross It exerts a force to screw rod, facilitates rotation longitudinal screw or transverse screw, improve the efficiency of work.

Preferably, the backing plate and workbench are detachably connected.

By using above scheme, if backing plate is fixedly connected with workbench, the use scope of drilling machine is limited, is caused Drilling machine is merely able to process a kind of this workpiece, will cause the wasting of resources；Therefore backing plate is detachably connected, it can be according to workpiece Difference replace different fixtures, widened the use scope of drilling machine, increased the utilization rate of resource.

Preferably, offering deep gouge hole on the backing plate, dormant bolt, the dormant bolt are plugged in the deep gouge hole End and workbench be threadedly coupled.

By using above scheme, if backing plate is connected simply by common bolt, bolt can be convex The surface of backing plate out will lead to operator when working, and be easy to cause scratch；It is bolted using dormant bolt, Ke Yibao It demonstrate,proves on pad surfaces without protrusion, prevents the scratch of operator.

Preferably, being embedded with baffle close to the convex block of support column and the end of backing plate, and baffle can be with cross bar End fitting.

Higher precision is needed when toward installation workpiece on fixture by using above scheme, guarantees the workpiece of processing Quality；Therefore baffle is embedded on convex block and backing plate, baffle can be bonded with the end of cross bar, and baffle plays the positioning of workpiece Auxiliary positioning effect increases workpiece and is mounted on the precision on fixture, guarantees the quality of workpieces processing.

In conclusion the utility model has the following beneficial effects:

1. locating slot and card slot can fit together with the surface of cross bar, workpiece is blocked, and workpiece is determined Position, groove can be bonded with the side wall of vertical bar, and baffle can be bonded with the end of cross bar, carried out auxiliary positioning to workpiece, increased The precision of positioning improves quality when workpieces processing；

2. mobile station can be slided on crossbeam along the length direction of crossbeam, workbench can slide on a mobile station, And the glide direction of workbench and mobile station is orthogonal, can arbitrarily adjust the position of workbench, facilitates the first of alignment jig Beginning position makes the prebored hole on workpiece be in the underface of drill bit, guarantees the precision of processing, improves the processing quality of workpiece.

Detailed description of the invention

Fig. 1 is the overall schematic of workpiece in background technique；

Fig. 2 is the overall schematic of drilling machine in embodiment；

Fig. 3 is the portion A enlarged drawing in Fig. 1；

Fig. 4 is the schematic diagram that wedge block and wedge groove are highlighted in embodiment；

Fig. 5 is the cross-sectional view that deep gouge hole is highlighted in embodiment；

Fig. 6 is the schematic diagram that locating slot and card slot are highlighted in embodiment.

In figure, 1, workpiece；11, cross bar；12, vertical bar；13, prebored hole；2, support frame；3, drilling machine；31, pedestal；32, it props up Dagger；33, rack；34, shaft；341, drill bit；35, motor；4, fixture；41, backing plate；42, crossbeam；421, dove-tail form sliding block； 422, sliding slot；423, transverse screw；4231, link block；424, longitudinal hand-operated wheel；425, mobile station；4251, wedge groove；426, Dovetail groove；43, workbench；431, wedge block；432, connecting plate；433, longitudinal screw；434, lateral hand-operated wheel；44, bottom plate； 441, deep gouge hole；442, dormant bolt；443, card slot；444, convex block；445, locating slot；446, groove；447, fillet；448, it keeps off Plate.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.The wherein identical attached drawing of identical components Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry The direction at center.

Embodiment: a kind of drilling machine, as shown in Fig. 2, including support frame 2, the drilling machine 3 on support frame 2 and being set to Fixture 4 on drilling machine 3；Support frame 2 is placed on the ground, and drilling machine 3 is set on support frame 2, and support frame 2 plays drilling machine 3 The effect of support；Workpiece 1 is mounted on fixture 4, drilling machine 3 carries out the prebored hole 13 on the workpiece 1 being fixed on fixture 4 Processing.

As shown in Fig. 2, drilling machine 3 includes the pedestal 31 being fixed on 2 surface of support frame, 31 upper surface of pedestal is fixed with branch Dagger 32, fixture 4 are set on 31 surface of pedestal of 32 front side of support column；The fixed organic frame 33 in the upper end of support column 32, is being located at The end lower surface of the rack 33 of 4 top of fixture is equipped with the shaft 34 that straight down and can move up and down, the end of shaft 34 It is fixed with drill bit 341；The motor 35 that drill bit 341 can be driven to work is fixed in the end of the rack 33 far from drill bit 341；Work Part 1 is mounted on fixture 4, and motor 35 drives shaft 34 to rotate, so that the drill bit 341 being fixedly connected in shaft 34 is rotated, Control shaft 34 decline (control shaft 34 decline mode be current technology, details are not described herein), make drill bit 341 to be fixed on folder Prebored hole 13 on tool 4 on workpiece 1 is processed.

As shown in Figures 2 and 3, fixture 4 includes the backing plate 41 being fixed on 32 front side pedestal of support column, 31 surface, backing plate 41 On be fixed with the crossbeam 42 of protrusion, 42 upper surface of crossbeam is fixed with dove-tail form sliding block 421, and 421 upper surface of dove-tail form sliding block opens up There is sliding slot 422, transverse screw 423 is rotatably connected in sliding slot 422, one end of transverse screw 423 is fixed with longitudinal hand-operated wheel 424；Link block 4231, and link block 4231 and transverse screw 423 are arranged on the transverse screw 423 in displacement sliding slot 422 It is threadedly coupled；The upper surface of link block 4231 is fixed with mobile station 425；Transverse screw 423 can be made by rotating longitudinal hand-operated wheel 424 Rotation, to make link block 4231 move along the length direction of transverse screw 423, because of mobile station 425 and link block 4231 It is fixedly connected, therefore mobile station 425 can move together with link block 4231；Cooperation is offered in the lower surface of mobile station 425 The dovetail groove 426 of dove-tail form sliding block 421, the cooperation of dovetail groove 426 and dove-tail form sliding block 421 can make mobile station 425 in crossbeam It is slided on 42 and without departing from crossbeam 42.

As shown in figure 4, the sliding of 425 upper surface of mobile station is connected with workbench 43, and the length of workbench 43 and crossbeam 42 Direction is vertical, and 425 upper surface of mobile station offers two wedge grooves 4251, and 43 lower surface of workbench is fixed with can be in wedge groove The wedge blocks 431 slided in 4251, workbench 43 can be in the slidings in mobile station 425, and because wedge block 431 and wedge groove 4251 cooperation can prevent workbench 43 in moving process and mobile station 425 is detached from.

As shown in Figure 1 and Figure 4,43 both ends of workbench are respectively and fixedly provided with connecting plate 432, are equipped between two connecting plates 432 Longitudinal screw 433, the both ends of longitudinal screw 433 are rotatablely connected respectively with two connecting plates 432 and longitudinal screw 433 is in two Between wedge block 431；Longitudinal screw 433 passes through and is threadedly connected to mobile station 425；Cross is fixed in 433 one end of longitudinal screw To hand-operated wheel 434, and lateral hand-operated wheel 434 is located remotely from one end of the longitudinal screw 433 of support column 32；Rotate lateral hand-operated wheel 434 can be such that longitudinal screw 433 rotates, and move in mobile station 425 to control workbench 43.

As shown in figure 5, the upper surface of workbench 43 is equipped with bottom plate 44, deep gouge hole 441, deep gouge hole 441 are provided on bottom plate 44 It is inside plugged with dormant bolt 442, and the lower end of dormant bolt 442 and 43 upper surface of workbench are threadedly coupled；Turn dormant bolt 442 can bottom plate 44 easy to disassemble and fixed, and dormant bolt 442 will not protrude the upper surface of bottom plate 44, therefore can prevent from grasping Make personnel's scratch.

As shown in fig. 6, offering card slot 443 at 44 centre of surface line of bottom plate, the cross sectional shape of card slot 443 is inverted trapezoidal energy Enough and cross bar 11 surface fitting, therefore workpiece 1 can slide in card slot 443；It is fixed on 44 surface of bottom plate at card slot 443 There is convex block 444, the bottom surface of convex block 444 offers locating slot 445, and locating slot 445 and the mutual cooperation of card slot 443 can block work Cross bar 11 on part 1；It offers and can be bonded with 12 side wall of work vertical bar on 444 side wall of convex block close to lateral hand-operated wheel 434 Groove 446, workpiece 1 can be prevented to be subjected to displacement during processing, guarantee processing precision；Two in groove 446 are perpendicular Straight edge offers fillet 447, can guarantee quickly being put into for workpiece 1 when being put into workpiece 1；Far from lateral hand-operated wheel Be embedded with baffle 448 on 434 bottom plate 44 and the side wall of convex block 444, the insertion of workpiece 1 determine card slot 443 and locating slot 445 it Between after, 11 end of cross bar of workpiece 1 and baffle 448 are bonded, and carry out auxiliary positioning to workpiece 1.

Specifically used mode: being put into workpiece 1 between card slot 443 and locating slot 445, and enables the vertical bar 12 of workpiece 1 It is fitted in groove 446；Then the lateral hand-operated wheel 434 of rotation and longitudinal hand-operated wheel 424, mobile work platform 43 all around, Therefore the workpiece 1 being mounted on workbench 43 is adjusted, it is directed at prebored hole 13 and drill bit 341 on workpiece 1, then control drill bit 341 Decline, observes whether the prebored hole 13 on workpiece 1 is aligned with drill bit 341, if be not aligned, is rotated further by lateral hand-operated wheel 434 Or longitudinal hand-operated wheel 424 is adjusted, and controls the decline of drill bit 341 after adjusting again, observes prebored hole 13 and whether drill bit 341 is aligned, If without adjusting again, until drill bit 341 and prebored hole 13 are aligned.

After confirmation alignment, starting drilling machine 3, control drill bit 341 declines, processes to prebored hole 13, after processing is completed, It observes whether the hole processed meets the requirements, if met, does not just need to adjust, the processing for carrying out workpiece 1 can be continued, If not meeting the position for adjusting workbench 43 again；After processing finished piece(s) 1, the workpiece 1 completed the process is taken away, in card slot It is put into new workpiece 1 between 443 and locating slot 445, is processed again；The step of processing is taken in processing away is repeated, because The cooperation of card slot 443 and locating slot 445 can block workpiece 1, and groove 446 can be such that the side wall of workpiece 1 is bonded, therefore can protect Demonstrate,prove the precision of processing.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (8)

1. A drilling machine, comprising a support frame (2) and a drilling machine (3) arranged on the support frame (2); The drilling machine (3) comprises a base (31) fixed on the surface of the support frame (2) and a support column (32) fixed on the base (31), the upper end of the support column (32) being fixed with the base (31) ) parallel frame (33), a drill bit (341) that is vertically downward and can move up and down is fixed at one end of the frame (33), and is fixed at the other end of the support frame (2) away from the drill bit (341). A motor (35) for driving a drill bit (341) to work, characterized in that a clamp (4) is provided on the base (31) below the drill bit (341), and the clamp (4) includes a fixed connection with the base (31). The backing plate (41) is fixed with a raised beam (42) on the backing plate (41), and a mobile platform ( 425), the mobile platform (425) is slidably connected with a workbench (43) that is perpendicular to the length direction of the beam (42), and the sliding direction of the workbench (43) is the same as that of the mobile platform (425). vertical direction; A backing plate (41) is fixed on the upper surface of the worktable (43), a clamping groove (443) is opened at the center of the upper surface of the backing plate (41), and the backing plate (41) at the clamping groove (443) A convex block (444) is fixed on the surface, and a positioning groove (445) is formed on the bottom surface of the convex block (444), and the positioning groove (445) and the clamping groove (443) cooperate to be able to clamp the cross bar (11); A groove (446) capable of being fitted with the surface of the vertical rod (12) is provided on the side wall of the protruding block (444) away from the support column (32). 2 . The drilling machine according to claim 1 , wherein the two vertical edges of the groove ( 446 ) are provided with rounded corners ( 447 ). 3 . 3 . The drilling machine according to claim 1 , wherein a dovetail slider ( 421 ) is fixed on the upper surface of the beam ( 42 ), and a dovetail type slider ( 425 ) that can accommodate a dovetail is provided on the lower surface of the moving table ( 425 ). 4 . dovetail groove (426) of slider (421); Two wedge-shaped grooves (4251) are formed on the upper surface of the moving table (425), and a wedge-shaped block (431) capable of sliding in the wedge-shaped grooves (4251) is fixed on the lower surface of the work table (43). 4. The drilling machine according to claim 3, characterized in that: a chute (422) is provided on the center line of the upper surface of the dovetail slider (421), and a chute (422) is rotatably connected with a transverse screw (423), a connection block (4231) is threadedly connected to the transverse screw (423), and the connection block (4231) is fixedly connected to the lower surface of the mobile platform (425); Connecting plates (432) are fixed at both ends of the worktable (43), and longitudinal screws (433) whose ends are respectively rotatably connected to the two connecting plates (432) are arranged between the two connecting plates (432). , the longitudinal screw (433) passes through and is threadedly connected to the mobile platform (425). The drilling machine according to claim 4, characterized in that: a longitudinal hand wheel (424) is fixedly connected to one end of the transverse screw (423); A transverse hand wheel (434) is fixed at one end of the longitudinal screw (433) away from the support column (32). 6 . The drilling machine according to claim 1 , wherein the backing plate ( 41 ) and the worktable ( 43 ) are detachably connected. 7 . 7. The drilling machine according to claim 6, characterized in that: the backing plate (41) is provided with a countersunk hole (441), and a countersunk head bolt (441) is inserted into the countersunk hole (441). 442), and the end of the countersunk head bolt (442) is screwed with the workbench (43). 8 . The drilling machine according to claim 1 , wherein a baffle plate ( 448 ) is embedded at the end of the bump ( 444 ) close to the support column ( 32 ) and the backing plate ( 41 ). 8 . The plate (448) can fit with the end of the cross bar (11).