CN211304876U

CN211304876U - Drilling machine with uniform drilling function

Info

Publication number: CN211304876U
Application number: CN201922316220.6U
Authority: CN
Inventors: 金永刚; 金宝刚; 张美娜; 刘帅漠; 金臻; 金喜善
Original assignee: Qingdao Yongda Riveting Welding Co ltd
Current assignee: Qingdao Yongda Riveting Welding Co ltd
Priority date: 2019-12-21
Filing date: 2019-12-21
Publication date: 2020-08-21
Anticipated expiration: 2029-12-21

Abstract

The utility model discloses a drilling machine with even drilling function belongs to drilling machine technical field, and its technical scheme includes that the level sets up and is the base of cuboid form, the vertical rigid coupling of base one end has the stand, the stand global rotates to be connected with and carries out the rocking arm that gyrates as the center with the stand axis, it has a headstock that tends to be close to the stand direction and slide to slide on the rocking arm to be connected with, headstock lower extreme rigid coupling has a drill bit, the inside drive assembly who drives the rocking arm lift that is provided with of stand, the base upper surface rotates and is connected with a carousel, the carousel upper surface is provided with the centre gripping subassembly of centre gripping work piece, the carousel lower surface rotates and is connected with a gear rather than the coaxial line setting, base one end rigid coupling has a servo motor, servo motor output shaft rigid coupling has one and meshes. The utility model discloses a guarantee on the plectane a plurality of through-hole evenly distributed's that dashes out effect.

Description

Drilling machine with uniform drilling function

Technical Field

The utility model belongs to the technical field of the technique of drilling machine and specifically relates to a drilling machine with even drilling function is related to.

Background

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

The present patent of can refer to chinese utility model patent that patent publication number is CN206550380U discloses a rocking arm formula deep-drilling machine, belongs to machining technical field, has the advantage that makes things convenient for the drill bit to collect, reduces drill bit surface iron fillings, and its technical scheme is as follows, including base, stand, rocking arm, rig, the stand is vertical to be fixed on the base, the rocking arm rotates to be connected on the stand, rig sliding connection is on the rocking arm, be equipped with the drill bit on the rig, the rig side is equipped with the support frame, be fixed with the backup pad on the support frame, be equipped with a plurality of fixed orifices in the backup pad, the backup pad bottom is equipped with the air nozzle, the ascending elevating gear that descends in backup pad. Above-mentioned utility model has realized making things convenient for the drill bit to collect, reduced the effect of drill bit surface iron fillings.

However, the above prior art solutions have the following drawbacks: however, when a plurality of through holes 51 uniformly distributed are continuously punched in the circumferential direction of a specific circular plate 5, a worker rotates the circular plate 5 in the circumferential direction to drill a next position of the circular plate 5 every time a hole is punched, and thus the operation process is troublesome and the plurality of through holes 51 on the circular plate 5 are not uniformly distributed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a drilling machine with even drilling function reaches the beneficial effect who guarantees to dash a plurality of through-hole evenly distributed who drills out on the plectane.

The above object of the present invention is achieved by the following technical solutions:

a drilling machine with uniform drilling function comprises a base which is horizontally arranged and is in a cuboid shape, wherein one end of the base is vertically and fixedly connected with a stand column, the peripheral surface of the stand column is rotatably connected with a rocker arm which rotates by taking the axis of the stand column as the center, the rocker arm is connected with a spindle box which tends to slide close to the direction of the stand column in a sliding way, the lower end of the spindle box is fixedly connected with a drill bit, a driving component for driving the rocker arm to lift is arranged inside the stand column, the upper surface of the base is fixedly connected with two vertically arranged vertical plates, a horizontally arranged disc is fixedly connected between the two vertical plates, the disc is rotatably connected with a rotating shaft which is coaxially arranged with the disc, the upper end of the rotating shaft is fixedly connected with a horizontally arranged turntable, the lower end of the rotating shaft is fixedly connected with a gear which is coaxially arranged with the lower end, the upper surface of the turntable is provided with a clamping assembly for clamping a circular plate.

Through adopting above-mentioned technical scheme, hold the plectane through the centre gripping subassembly earlier, then open servo motor, servo motor can drive and lack the gear revolve, when lacking gear cog and rotate to with the gear teeth meshing, drive gear rotates once, thereby drive the carousel and rotate once, then continue to rotate along with lacking the gear, when lacking gear cog and gear teeth no longer mesh, the carousel stops at the current position, thereby drive assembly drive drill bit descends and punches a hole once to the plectane on the carousel simultaneously, thereby it punches a hole in succession to the plectane on the disc to continue to rotate along with lacking the gear, guarantee simultaneously on the plectane a plurality of through-hole evenly distributed's that punch out effect.

The utility model discloses further set up to: the centre gripping subassembly includes that two slide to connect in the grip block of carousel upper surface and relative setting, two the grip block can tend the direction that is close to each other and slide, two a centre gripping groove has been seted up respectively to one side that one side trend that the grip block is close to each other kept away from one side each other, two the arc mouth in centre gripping groove sets up relatively, be provided with the drive assembly that two grip blocks of drive tend to be close to the direction each other and slide on the carousel.

Through adopting above-mentioned technical scheme, during operation, place the plectane in the centre gripping inslot between two grip blocks earlier, then drive assembly can drive two grip blocks and tend the direction that is close to each other and remove, and one side that is close to each other until two grip blocks respectively with the global butt of plectane, and then grasp the plectane.

The utility model discloses further set up to: the transmission assembly comprises a pair of screw rods which are rotatably connected to two ends of the rotary table, the axis direction of the pair of screw rods is parallel to the length direction of the diameter of the rotary table, the lower end of the clamping plate is in threaded connection with screw sections opposite to two ends of the pair of screw rods, and a hand wheel for driving the pair of screw rods to rotate is arranged at one end of the pair of screw rods.

Through adopting above-mentioned technical scheme, the during operation, the hand wheel drive rotates to the silk screw rod to can drive two grip blocks and tend to the direction that is close to each other and slide, thereby can make the one side that the centre gripping groove on two plectanes is close to each other respectively the butt in the global of plectane, thereby with the plectane centre gripping between two grip blocks.

The utility model discloses further set up to: the upper surface of the rotary table is in threaded connection with a vertically arranged tightening bolt corresponding to the position of the screw rod, and the end part of the tightening bolt can rotate downwards along with the tightening bolt to be tightly pressed against the upper side of the screw rod.

Through adopting above-mentioned technical scheme, after rotating corresponding position to the silk screw rod, the tight bolt in top is rotated downwards, thereby the position that makes the tip of the tight bolt in the upside of the screw rod of top can fix the silk screw rod.

The utility model discloses further set up to: two T-shaped sliding grooves are further formed in the positions, corresponding to the two clamping plates, of the upper surface of the rotary table along the length direction of the diameter of the rotary table, and two sliding blocks capable of being connected in the sliding grooves in a sliding mode are fixedly connected to the positions, corresponding to the sliding grooves, of the lower surface of the clamping plate respectively.

Through adopting above-mentioned technical scheme, thereby spout and slider cooperation can prevent that two grip blocks from sliding the skew that the in-process takes place the position.

The utility model discloses further set up to: one thereby the grip block rotates and is connected with two and tends another grip block direction and rotate and can press the clamp plate of establishing the plectane, clamp plate one end threaded connection has a tip and can wear to establish the fixing bolt of clamp plate and vertical setting, fixing bolt's tip can be along with its upside that rotates downwards and the top is tight in another grip block.

Through adopting above-mentioned technical scheme, two grip blocks are earlier lived the plectane centre gripping, then tend to another grip block direction and rotate two clamp plates, rotate the upper surface to another clamp plate respectively until the one end of two clamp plate threaded connection have fixing bolt, then rotate two fixing bolt downwards, make the tip of two fixing bolt can push up tightly in the upper surface of another grip block respectively to the realization compresses tightly the plectane, thereby can prevent that the produced impact force in the twinkling of an eye from making the plectane upwarp when the drill bit from driling the plectane.

The utility model discloses further set up to: and rubber pads are fixedly connected at the butting positions of the two clamping grooves and the circular plate.

By adopting the technical scheme, the friction force at the abutting positions of the circumferential surface of the circular plate and the two clamping grooves can be increased, and the stability of the circular plate clamped by the two clamping plates can be improved.

To sum up, the utility model discloses a beneficial technological effect does:

1. by adopting the technical scheme, the circular plate is clamped by the clamping assembly, then the servo motor is started, the servo motor can drive the gear lacking to rotate, when the gear tooth of the gear lacking rotates to be meshed with the gear tooth of the gear, the driving gear rotates once, so that the rotary plate is driven to rotate once, then the rotary plate is driven to rotate continuously along with the gear lacking, when the gear tooth of the gear lacking is not meshed with the gear tooth of the gear, the rotary plate stops at the current position, meanwhile, the driving assembly drives the drill bit to descend so as to punch a hole on the circular plate once, the circular plate on the circular plate is continuously punched along with the continuous rotation of the gear lacking, and meanwhile, the effect that a plurality of through holes punched on the circular plate;

2. by arranging the two clamping plates, when the clamping device works, the circular plate is firstly placed in the clamping groove between the two clamping plates, then the transmission assembly can drive the two clamping plates to move towards the direction of approaching each other until one side of the two clamping grooves, which is close to each other, is respectively abutted against the circumferential surface of the circular plate, and then the circular plate is clamped;

3. through being provided with the puller bolt, after rotating corresponding position to the silk screw rod, the puller bolt is rotated downwards, thereby the position that makes the tip of puller bolt can push up tightly in the upside to the silk screw rod will be fixed to the silk screw rod.

Drawings

FIG. 1 is a schematic view showing an overall structure of a conventional circular plate in the background art;

FIG. 2 is a schematic view of the overall structure of the present embodiment;

FIG. 3 is a schematic view of the turntable mechanism in this embodiment;

fig. 4 is a schematic view of the driving mechanism in the present embodiment.

In the figure, 1, a base; 11. a column; 12. a rocker arm; 13. a main spindle box; 14. a drill bit; 15. a vertical plate; 16. a disc; 17. a rotating shaft; 18. a gear; 2. a turntable; 21. accommodating grooves; 22. a screw rod is aligned; 23. a hand wheel; 24. jacking the bolt; 25. a chute; 3. a clamping plate; 31. a clamping groove; 32. a rubber pad; 33. pressing a plate; 34. fixing the bolt; 35. a slider; 41. a connecting plate; 42. a servo motor; 43. a gear is missing; 5. a circular plate; 51. and a through hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 2, a drilling machine with even drilling function, base 1 including cuboid form and level setting, the vertical rigid coupling of 1 one end of base has a

stand

11, 11 global rotations of stand are connected with a rocking

arm

12, 12 length direction perpendicular to 11 axis directions of stand of rocking arm, rocking arm 12 can use 11 axes of stand to carry out rotary motion as the center, it is connected with the headstock 13 of a vertical setting to slide along its length on the rocking

arm

12, 13 lower extreme rigid couplings of headstock have a drill bit 14 of vertical setting, the inside drive assembly who drives 12 lifts of rocking arm that is provided with of stand 11 (here is no longer repeated for prior art). The upper surface both sides rigid coupling of base 1 has the riser 15 of two vertical settings, and the upper end rigid coupling of two risers 15 has the disc 16 of a level setting, and 16 last rotate surfaces of disc are connected with carousel 2 that a level set up, and carousel 2 sets up with 16 coaxial lines of disc, and carousel 2 can use disc 16 to carry out intermittent type along circumference as the center and rotate, and 16 lower surfaces of disc are provided with can drive 2 pivoted actuating mechanism of carousel. When the drilling machine works, the circular plate 5 is placed on the upper surface of the rotary table 2, then the driving mechanism can drive the rotary table 2 to rotate intermittently in the circumferential direction by taking the circular plate 16 as the center, and meanwhile, the driving assembly drives the rocker arm 12 to descend, so that the spindle box 13 and the drill bit 14 can be driven to descend, and the circular plate 5 on the rotary table 2 is drilled.

Referring to fig. 3, the upper surface of the turntable 2 is provided with a clamping assembly for clamping a circular plate 5, the clamping assembly comprises two clamping plates 3 connected to the upper surface of the turntable 2 in a sliding manner, the two clamping plates 3 are rectangular, the two clamping plates 3 are symmetrically distributed by taking the axis of the turntable 2 as the center, and the two clamping plates 3 can tend to slide in the direction close to each other. A T-shaped sliding groove 25 is respectively formed in the upper surface of the rotary table 2 corresponding to the two ends of the two clamping plates 3, the length directions of the two sliding grooves 25 are perpendicular to the length directions of the two clamping plates 3, the positions of the two ends of the lower surface of the two clamping plates 3 corresponding to the two sliding grooves 25 are respectively connected with a sliding block 35 in a sliding mode, the sliding blocks 35 at the two ends of the lower surface of the same clamping plate 3 can be respectively connected in the two sliding grooves 25 in a sliding mode, and therefore the two clamping plates 3 can be prevented from shifting in the sliding process. Be provided with the drive assembly that the direction that drives two grip blocks 3 trend and be close to each other on carousel 2 slided, drive assembly is including rotating a pair of screw rod 22 of connecting in carousel 2, screw rod 22 is located between two spouts 25, it is the same with the length direction of carousel 2 diameters to screw rod 22 axis direction, a holding tank 21 has still been seted up to the length direction of carousel 2 upper surface along its diameter, screw rod 22 is located holding tank 21, the corresponding rigid coupling respectively in position of screw rod 22 of two grip blocks 3 lower surfaces has the connecting block of a vertical setting (not marked in the picture), threaded connection is in the opposite screw thread section in screw rod 22 both ends respectively to two connecting blocks, screw rod 22 one end rigid coupling has a hand wheel 23, thereby rotate hand wheel 23 and can drive screw rod 22 and rotate, thereby can drive two grip blocks 3 trend the direction that is close to each other and slide. The position threaded connection that the carousel 2 upper surface corresponds to silk screw rod 22 has a puller bolt 24, and puller bolt 24 is vertical to be set up, and when rotating puller bolt 24 downwards, the tip of puller bolt 24 can push up in the upside to silk screw rod 22 to the fixed position to silk screw rod 22.

One side that two grip blocks 3 are close to each other tends to one side of keeping away from each other and has seted up a centre gripping groove 31 respectively, and two centre gripping grooves 31 all are horizontal V type, and the nock of two centre gripping grooves 31 sets up relatively, and the equal rigid coupling of two centre gripping grooves 31 and the butt department of plectane 5 has rubber pad 32 to can increase the frictional force of the plectane 5 global and two centre gripping grooves 31 butt departments, thereby stability when can improve two grip blocks 3 centre gripping plectanes 5. The upper surface both ends of a grip block 3 rotate respectively and are connected with a long banding clamp plate 33, two clamp plates 33 homoenergetic tend to the 3 direction rotations of another grip block, the equal threaded connection of two clamp plates 33 one end has a fixing bolt 34 of vertical setting, fixing bolt 34 tip can wear to establish clamp plate 33 and along with rotating and push up in the upper surface of another grip block 3, clamp plate 33 is located the top of the outer peripheral face that plectane 5 needs the drilling position this moment, thereby compress tightly the plectane 5 of centre gripping between two grip blocks 3 and can not interfere the drilling process of plectane 5 simultaneously, and then can prevent that produced instantaneous impact force makes plectane 5 upwarp when drill bit 14 drills to plectane 5.

Referring to fig. 4, the driving mechanism includes a connecting plate 41 fixedly connected to one side of the lower surface of the disc 16, a servo motor 42 is fixedly connected to one side of the connecting plate 41, an output shaft of the servo motor 42 is vertically disposed upward and fixedly connected to a gear 43, and the axial direction of the gear 43 is the same as the axial direction of the output shaft of the servo motor 42. The central position of the disc 16 is rotatably connected with a vertically arranged rotating shaft 17, the rotating shaft 17 and the disc 16 are arranged coaxially, the upper end of the rotating shaft 17 is fixedly connected with the lower surface of the turntable 2, the lower end of the rotating shaft 17 is fixedly connected with a gear 18 which is arranged coaxially with the rotating shaft, and the gear 18 can be meshed with the gear lacking 43. During operation, servo motor 42 is opened first, servo motor 42 drives and lacks gear 43 and rotates, when lacking gear 43 teeth of a cogwheel and rotate to with gear 18 teeth of a cogwheel meshing, drive gear 18 rotates once, thereby drive carousel 2 and rotate once, then along with lacking gear 43 and continue to rotate, when lacking gear 43 teeth of a cogwheel and gear 18 teeth of a cogwheel and no longer meshing, carousel 2 stops at the present position, along with lacking gear 43 and continue to rotate, until lacking gear 43 teeth of a cogwheel and rotate to with gear 18 teeth of a cogwheel meshing, drive gear 18 rotates once, thereby drive carousel 2 and rotate once, along with lacking gear 43 and continue to rotate and then can drive carousel 2 and carry out intermittent rotation.

The implementation principle of the embodiment is as follows: when the device works, the circular plate 5 is placed between the two clamping plates 3, then the hand wheel 23 is rotated, so that the screw rod 22 can be driven to rotate, the two clamping plates 3 can be driven to rotate in the direction approaching to each other until the rubber pads 32 in the two clamping grooves 31 are tightly abutted to the peripheral surface of the circular plate 5 at the same time, then the puller bolt 24 is rotated downwards, so that the end part of the puller bolt 24 can be tightly abutted to the upper side of the screw rod 22, and the position of the screw rod 22 is fixed; then, the two pressing plates 33 are rotated towards the direction of the other clamping plate 3 until one end of the pressing plate 33, which is in threaded connection with the fixing bolt 34, is rotated to the upper surface of the other clamping plate 3, at the moment, the pressing plate 33 is positioned above the circular plate 5, then the fixing bolt 34 is rotated downwards, so that the end part of the fixing bolt 34 can be tightly propped against the upper surface of the other clamping plate 3, at the moment, the pressing plate 33 is positioned above the outer peripheral surface of the circular plate 5 at the position where drilling is needed, and the circular plate 5 clamped between the two clamping plates 3 is pressed, and further the circular plate 5 can be prevented from being upwarped by instant impact force generated when the circular plate 5; then the servo motor 42 is started, the servo motor 42 drives the gear lack 43 to rotate, when the gear teeth of the gear lack 43 rotate to be meshed with the gear teeth of the gear 18, the drive gear 18 rotates once, thereby driving the turntable 2 to rotate once, then, as the missing gear 43 continues to rotate, and the teeth of the missing gear 43 are no longer meshed with the teeth of the gear 18, the turntable 2 stays at the current position, while the driving assembly drives the drill bit 14 to descend, thereby punching the circular plate 5 on the turntable 2 once, continuing to rotate along with the gear lack 43 until the gear teeth of the gear lack 43 rotate to be meshed with the gear teeth of the gear 18, the driving gear 18 rotates once, thereby drive carousel 2 and rotate, continue to rotate and then can drive carousel 2 and carry out intermittent type along with lacking gear 43, thereby it punches a hole to go on in succession to the plectane 5 on the disc 16 along with lacking gear 43, guarantees the effect that a plurality of through-holes 51 that punch out on the plectane 5 evenly distributed simultaneously.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a drilling machine with even drilling function, includes that the level sets up and is base (1) of cuboid form, the vertical rigid coupling of base (1) one end has stand (11), stand (11) global rotate be connected with use stand (11) axis to carry out rocking arm (12) that gyration as the center, it is connected with one and tends to be close to headstock (13) that stand (11) direction slided to slide on rocking arm (12), headstock (13) lower extreme rigid coupling has a drill bit (14), and stand (11) inside is provided with the drive assembly that drive rocking arm (12) go up and down, its characterized in that: base (1) upper surface rigid coupling has riser (15) of two vertical settings, two the rigid coupling has disc (16) that a level set up between riser (15), disc (16) rotate be connected with one rather than pivot (17) that the coaxial line set up, pivot (17) upper end rigid coupling has carousel (2) that a level set up, and pivot (17) lower extreme rigid coupling has a gear (18) rather than the coaxial line setting, disc (16) lower surface rigid coupling has a servo motor (42), servo motor (42) output shaft rigid coupling has a scarce gear (43) that meshes in gear (18), carousel (2) upper surface is provided with the centre gripping subassembly of centre gripping plectane (5).

2. The drilling machine with the uniform drilling function according to claim 1, wherein: the centre gripping subassembly includes that two slide to connect in grip block (3) of carousel (2) upper surface and relative setting, two grip block (3) can tend the direction that is close to each other and slide, two a centre gripping groove (31), two have been seted up respectively to one side that one side trend that grip block (3) are close to each other was kept away from each other the arc mouth of centre gripping groove (31) sets up relatively, be provided with the drive assembly that two grip blocks of drive (3) tend to be close to the direction and slide each other on carousel (2).

3. The drilling machine with the uniform drilling function according to claim 2, wherein: the transmission assembly is connected in the length direction of carousel (2) diameter, two including rotating to silk screw rod (22) that connects in carousel (2) both ends the thread connection is in the opposite screw thread section in silk screw rod (22) both ends under grip block (3), be provided with drive to silk screw rod (22) pivoted hand wheel (23) to silk screw rod (22) one end.

4. The drilling machine with the uniform drilling function according to claim 3, wherein: the upper surface of the rotary table (2) is in threaded connection with a vertically arranged tightening bolt (24) at a position corresponding to the screw rod (22), and the end part of the tightening bolt (24) can be tightly pressed against the upper side of the screw rod (22) along with the downward rotation of the tightening bolt.

5. The drilling machine with the uniform drilling function according to claim 4, wherein: two T-shaped sliding grooves (25) are further formed in the positions, corresponding to the two clamping plates (3), of the upper surface of the rotary table (2) along the length direction of the diameter of the rotary table (2), and two sliding blocks (35) which can be connected into the sliding grooves (25) in a sliding mode are fixedly connected to the positions, corresponding to the sliding grooves (25), of the lower surface of the clamping plate (3) respectively.

6. The drilling machine with the uniform drilling function according to claim 5, wherein: one thereby grip block (3) rotate be connected with two tend to another grip block (3) direction and rotate clamp plate (33) that can press and establish plectane (5), clamp plate (33) one end threaded connection has a fixing bolt (34) that a tip can wear to establish clamp plate (33) and vertical setting, the tip of fixing bolt (34) can rotate downwards along with it and push up in the upside of another grip block (3).

7. The drilling machine with the uniform drilling function according to claim 6, wherein: rubber pads (32) are fixedly connected at the butting positions of the two clamping grooves (31) and the circular plate (5).