CN210648598U

CN210648598U - Drilling machine

Info

Publication number: CN210648598U
Application number: CN201921600100.2U
Authority: CN
Inventors: 胡青山
Original assignee: Hangzhou Quxi Machinery Co Ltd
Current assignee: Hangzhou Quxi Machinery Co Ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-06-02
Anticipated expiration: 2029-09-24

Abstract

The utility model belongs to the technical field of work piece processing equipment technique and specifically relates to a drilling machine is related to. Current drilling machine drill bit is only one, it is very easily skew to appear in the course of the work to increase drill bit quantity simply, cause the machining precision not high, this scheme includes the base, be fixed with the stand on the base, sliding connection has the workstation on the stand, the stand top is connected with the gearbox, the gearbox bottom is connected with the feed box, the feed box bottom is equipped with the drive case, the drive case bottom is connected with a plurality of drill bit, be equipped with in the drive case and be used for driving a plurality of drill bit pivoted drive assembly, be equipped with the stabilizing component who is used for reducing the drive case vibration on the drive case, stabilizing component is including fixing the weight stack on drive case perisporium, fix the connecting rod on the drive case lateral wall, fix the snap ring of drive case one. The scheme has multiple drill bits, can reduce the offset of the multiple drill bits, improves the machining precision, reduces the rejection rate and improves the production efficiency of workpieces.

Description

Drilling machine

Technical Field

The utility model belongs to the technical field of work piece processing equipment technique and specifically relates to a drilling machine 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. The drilling machine is characterized in that a workpiece is fixed and a cutter does rotary motion.

The existing Chinese patent with publication number CN201217085 discloses an automatic feeding bench drilling machine, which comprises a base, wherein an upright post is fixed on the base, a workbench and a gearbox are installed on the upright post, a workbench locking hand wheel is arranged at the rear of the workbench, a lifting mechanism is arranged in the upright post, the top end of the upright post penetrates through the gearbox, a spindle wheel and a feeding wheel are arranged on one side of the upright post in the gearbox, a motor wheel is arranged on the other side of the upright post, and a gearbox locking hand wheel is arranged outside the gearbox.

The existing drilling machine has only one drill bit, and a workpiece needs to process a plurality of holes at one time in the drilling process, so that the drilling machine with multiple drill bits is needed, and the plurality of holes can be simultaneously processed, so that the processing procedures are reduced, the production efficiency is improved, but the deviation is extremely easy to occur in the working process due to the increase of the number of the drill bits, and the processing precision is not high. Therefore, the drilling machine is designed, the multi-drill-bit deviation can be reduced, the machining precision is improved, the rejection rate is reduced, and the production efficiency of workpieces is improved.

Disclosure of Invention

The utility model aims at providing a drilling machine has many drill bits and can reduce the skew of many drill bits, improves the machining precision, reduces the rejection rate, improves the production efficiency of work piece.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a drilling machine, includes the base, be fixed with the stand on the base, sliding connection has the workstation on the stand, there is the locking hand wheel on the workstation, the stand top is connected with the gearbox, the gearbox internal rotation is connected with the main shaft, the gearbox bottom is equipped with the feed box, the feed box bottom is connected with the drive case, the drive box bottom is connected with a plurality of drill bit, be equipped with in the drive case and be used for driving a plurality of drill bit pivoted drive assembly, be equipped with the stabilizing component who is used for reducing the drive case vibration on the drive case, stabilizing component is including fixing the counter weight frame on drive case perisporium, fixing the connecting rod on the drive case lateral wall, fixing the snap ring of drive case one end and butt on the stand is kept.

By adopting the technical scheme, the feeding box drives the driving box to move up and down, the driving box drives the multiple drill bits to move up and down, the driving assembly in the driving box drives the multiple drill bits to rotate, the drilling work of the multiple drill bits is realized, the processing procedures are reduced, compared with a drilling machine with one drill bit, a plurality of holes can be processed simultaneously, repeated positioning is not needed, the processing precision is also improved, and therefore the production efficiency is improved;

a counterweight frame is fixed on the peripheral wall of the driving box, so that the weight of the driving box is increased, the gravity effect on the driving box is increased, and the shaking of the driving box is reduced;

the connecting rod is fixed on the driving box, the clamping ring is fixed on the connecting rod and abuts against the stand column, and the stand column is fixed on the base, so that the stabilizing assembly provides a supporting acting force for the driving box, the vibration and the shaking of the driving box can be reduced, and the drilling precision is improved.

The utility model discloses further set up to: and the end wall of the clamping ring facing the upright post is provided with a ball for reducing friction force.

Through adopting above-mentioned technical scheme, the drive box can reciprocate, drives the snap ring and reciprocates, and the setting up of ball can reduce the frictional force of snap ring between removal in-process and stand perisporium, makes things convenient for the up-and-down feed motion of staff to the drive box.

The utility model discloses further set up to: the drive assembly is including rotating a plurality of pivots of connection in the drive case, gearbox to drive case are worn out to the main shaft, the main shaft is fixed with first gear, and is a plurality of in the one end of drive case all be fixed with the second gear in the pivot, first gear and second gear meshing, it is a plurality of the bottom of pivot is connected with the drill bit.

Through adopting above-mentioned technical scheme, first gear and second gear meshing realize that the main shaft drives a plurality of pivot and rotates, and the pivot bottom is connected with the drill bit, realizes that the main shaft drives a plurality of drill bits and rotates, realizes once boring and gets a plurality of holes.

The utility model discloses further set up to: the counterweight frame bottom can be dismantled and be provided with the gag lever post, the through-hole has been seted up on the gag lever post, the through-hole setting is passed to the pivot, be equipped with spacing pearl on the through-hole inner wall.

By adopting the technical scheme, the rotating shaft penetrates through the through hole in the limiting rod, and the through hole has the function of limiting the deviation of the rotating shaft, so that the deviation and the shaking of the drill bit are limited;

the inner wall of the through hole is provided with the limiting beads, so that the friction force generated when the inner wall of the through hole is contacted with the rotating shaft is reduced, and the normal rotation of the rotating shaft is not influenced.

The utility model discloses further set up to: the butt joint rod mechanism is characterized in that a butt plate used for butt joint of workpieces is arranged on the workbench, a butt joint rod used for butt joint of the workpieces is connected to the workbench in a sliding mode, the sliding direction of the butt joint rod is perpendicular to the length direction of the butt plate, and a locking mechanism used for locking the butt joint rod is arranged on the workbench.

By adopting the technical scheme, the workpiece is placed on the abutting plate, the workpiece is abutted against the abutting plate through the abutting rod, and the sliding direction of the abutting rod is vertical to the length direction of the abutting plate, so that the workpiece can be abutted against the abutting plate tightly by the abutting rod without offset and dislocation, and acting force in other directions can not be generated; the abutting rod is locked through the locking mechanism, so that the workpiece can be stably locked on the abutting plate, and the drilling precision can be relatively improved.

The utility model discloses further set up to: the locking mechanism comprises a base fixed on the workbench, one end of the base is fixedly connected with a sleeve, the other end of the base is rotatably connected with a handle, the butt rod is slidably connected into the sleeve, one end, far away from the butt plate, of the butt rod is rotatably connected with a first rotating piece, and one end, far away from the butt rod, of the first rotating piece is rotatably connected onto the handle.

By adopting the technical scheme, the operating handle rotates, and the handle drives the first rotating piece to move, so that the abutting rod is driven to slide in the sleeve; when placing the work piece on the butt joint board, operating handle makes the butt joint pole locking on the work piece lateral wall, and the butt joint pole is also because of receiving the interact power and being locked, easy operation convenience.

The utility model discloses further set up to: the handle is sleeved with a rubber sleeve.

Through adopting above-mentioned technical scheme, the frictional force between staff's hand and the handle surface is increased to the rubber sleeve, reduces the possibility of taking off the hand, improves the operation accuracy.

The utility model discloses further set up to: the top end of the abutting plate is fixedly connected with a top plate, and a limiting hole used for limiting the drill bit is formed in the top plate.

Through adopting above-mentioned technical scheme, spacing hole on the top is to the skew limiting action of drill bit, can reduce the skew of drill bit at the during operation, improves the drilling precision.

The utility model discloses further set up to: and a baffle plate used for enabling the workpiece to be in a proper drilling position is fixed on the side wall of one end of the abutting plate.

By adopting the technical scheme, the baffle is used for conveniently and quickly searching the drilling position of the workpiece, so that the workpiece is quickly positioned at the proper drilling position, the working time is shortened, and the production efficiency is improved.

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

1. the feeding box drives the driving box to move up and down, the driving box drives the multiple drill bits to move up and down, the driving assembly in the driving box drives the multiple drill bits to rotate, the punching work of the multiple drill bits is realized, the machining procedures are reduced, compared with a drilling machine with one drill bit, a plurality of holes can be machined at the same time, repeated positioning is not needed, the machining precision is also improved, and therefore the production efficiency is improved;

2. a counterweight frame is fixed on the peripheral wall of the driving box, so that the weight of the driving box is increased, the gravity effect on the driving box is increased, and the shaking of the driving box is reduced;

3. the connecting rod is fixed on the driving box, the clamping ring is fixed on the connecting rod and abuts against the stand column, and the stand column is fixed on the base, so that the stabilizing assembly provides a supporting acting force for the driving box, the vibration and the shaking of the driving box can be reduced, and the drilling precision is improved.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a front view of the present embodiment;

3 FIG. 33 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 32 3; 3

FIG. 4 is a schematic cross-sectional view of a snap ring;

fig. 5 is a schematic sectional view of the stopper rod.

In the figure, 1, a base; 2. a column; 3. a work table; 4. locking a hand wheel; 5. a gearbox; 6. a main shaft; 7. a motor; 8. a feed box; 9. a feed bar; 10. a drive box; 11. a drill bit; 12. a drive assembly; 13. a first rotating shaft; 14. a second rotating shaft; 15. a third rotating shaft; 16. a fourth rotating shaft; 17. a first gear; 18. a second gear; 19. a stabilizing assembly; 20. a counterweight frame; 21. a connecting rod; 22. a snap ring; 23. a ball bearing; 24. a small hole; 25. a bolt; 26. a limiting rod; 27. a through hole; 28. a limiting bead; 29. a butt joint plate; 30. a butting rod; 31. a locking mechanism; 32. a base; 33. a sleeve; 34. a handle; 35. a rubber sleeve; 36. a first rotating member; 37. a top plate; 38. a limiting hole; 39. and a baffle plate.

Detailed Description

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

As shown in fig. 1 and 3, the drilling machine comprises a base 1, wherein a stand column 2 is fixed on the base 1, a workbench 3 is connected onto the stand column 2 in a sliding manner, a locking hand wheel 4 is arranged on the workbench 3, and the locking hand wheel 4 is used for locking the position of the workbench 3 on the stand column 2. The top end of the upright post 2 is fixedly connected with a gearbox 5, the gearbox 5 is rotationally connected with a main shaft 6, the bottom end of the gearbox 5 is fixedly connected with a motor 7, and the motor 7 is used for driving the main shaft 6 to rotate.

The bottom end of the gearbox 5 is fixedly connected with a feeding box 8, the side wall of the feeding box 8 is rotatably connected with a feeding rod 9, the main shaft 6 penetrates out of the gearbox 5 to the feeding box 8, the main shaft 6 penetrates out of the feeding box 8 again, and the main shaft 6 is rotatably connected with a driving box 10 at the bottom end of the feeding box 8. The bottom end of the driving box 10 is provided with a plurality of drill bits 11, a driving assembly 12 is arranged in the driving box 10, and the driving assembly 12 is used for driving all the drill bits 11 to rotate.

The driving assembly 12 comprises a first rotating shaft 13, a second rotating shaft 14, a third rotating shaft 15 and a fourth rotating shaft 16 which are rotatably connected in the driving box 10, the four rotating shafts are arranged in a straight line, the top end of each rotating shaft is rotatably connected to the top wall of the driving box 10, and the bottom end of each rotating shaft is fixedly connected with a drill bit 11. The main shaft 6 penetrates into the driving box 10, a first gear 17 is fixedly connected to the bottom end of the main shaft 6, a second gear 18 is fixed on each rotating shaft, the first gear 17 is meshed with a second gear 18 on a second rotating shaft 14, the second gear 18 on the second rotating shaft 14 is meshed with a second gear 18 on a first rotating shaft 13, the first gear 17 is meshed with a second gear 18 on a third rotating shaft 15, and the second gear 18 on the third rotating shaft 15 is meshed with a second gear 18 on a fourth rotating shaft 16, so that the main shaft 6 drives the first rotating shaft 13, the second rotating shaft 14, the third rotating shaft 15 and the fourth rotating shaft 16 to rotate, and the four drill bits 11 are rotated simultaneously.

As shown in fig. 1, the driving box 10 is provided with a stabilizing assembly 19, and the stabilizing assembly 19 is used for reducing the vibration of the driving box 10. The stabilizing member 19 includes a weight frame 20 fixed on the peripheral wall of the driving box 10, a connecting rod 21 fixed on the side wall of the driving box 10, and a snap ring 22 fixed on one end of the connecting rod 21 away from the driving box 10 and abutting against the upright post 2, so that the stabilizing member 19 provides a supporting force for the driving box 10, and can reduce the vibration of the driving box 10. The snap ring 22 has a ball 23 (shown in fig. 4) rotatably connected to an end wall of the column 2, and the ball 23 is used to reduce the friction between the snap ring 22 and the column 2.

As shown in fig. 1 and 5, a plurality of small holes 24 are formed in the weight rack 20, bolts 25 are arranged through the small holes 24, and a limiting rod 26 is locked at the bottom end of the weight rack 20 through the bolts 25, so that the limiting rod 26 can be detachably arranged. The through hole 27 is formed in the limiting rod 26, the through hole 27 penetrates through the upper end wall and the lower end wall of the limiting rod 26, the first rotating shaft 13 penetrates through the through hole 27, the limiting ball 28 is connected to the inner wall of the through hole 27 in a rotating mode, the second rotating shaft 14 (shown in figure 3), the third rotating shaft 15 (shown in figure 3) and the fourth rotating shaft 16 (shown in figure 3) are correspondingly provided with the limiting rod 26, therefore, the deviation and the shaking of the drill bit 11 are limited, and the friction force generated when the inner wall of the through hole 27 is in contact with the rotating shafts is reduced by the limiting ball 28.

As shown in fig. 1 and 2, an abutment plate 29 is fixed to the table 3, and the abutment plate 29 is used to abut against a workpiece. The workbench 3 is slidably connected with a butting rod 30, and the butting rod 30 is used for butting against a workpiece. The sliding direction of the abutting rod 30 is perpendicular to the length direction of the abutting plate 29, a locking mechanism 31 is arranged on the workbench 3, and the locking mechanism 31 is used for locking the position of the abutting rod 30.

Locking mechanical system 31 is including fixing the base 32 on workstation 3, and the one end fixedly connected with sleeve 33 of base 32, and the other end of base 32 rotates and is connected with handle 34, and the cover is equipped with rubber sleeve 35 on handle 34, and butt pole 30 sliding connection is in sleeve 33, and butt pole 30 is kept away from butt board 29 one end and is rotated and be connected with first rotating member 36, and the one end that butt pole 30 was kept away from to first rotating member 36 rotates and is connected on handle 34. The operating handle 34 is rotated, and the handle 34 drives the first rotating member 36 to move, so as to drive the abutting rod 30 to slide in the sleeve 33; when a workpiece is placed on the abutting plate 29, the abutting rod 30 is locked on the side wall of the workpiece by operating the handle 34, and the abutting rod 30 is also locked due to the interaction force, so that the operation is simple and convenient; the rubber sleeve 35 increases the friction between the worker's hand and the surface of the handle 34, reducing the possibility of losing his hand.

The top end of the abutting plate 29 is fixedly connected with a top plate 37, a limiting hole 38 is formed in the top plate 37, and the limiting hole 38 is used for limiting the drill bit 11.

A baffle 39 is fixed on the side wall of one end of the abutting plate 29, and the baffle 39 is used for conveniently and quickly searching the drilling position of the workpiece, so that the workpiece is quickly positioned at the proper drilling position.

The working process is as follows:

placing the workpiece on the table 3, abutting the workpiece against the abutting plate 29 and the workpiece against the baffle plate 39, rotating the handle 34, and locking the workpiece position by the abutting rod 30;

the motor 7 is started, the feed rod 9 is operated to drive the drill bit 11 to move up and down, and then the workpiece can be drilled.

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, includes base (1), be fixed with stand (2) on base (1), sliding connection has workstation (3) on stand (2), there is locking hand wheel (4) on workstation (3), stand (2) top is connected with gearbox (5), gearbox (5) internal rotation is connected with main shaft (6), gearbox (5) bottom is connected with feed box (8), its characterized in that: feed case (8) bottom and be equipped with drive case (10), drive case (10) bottom is connected with a plurality of drill bit (11), be equipped with in drive case (10) and be used for driving a plurality of drill bit (11) pivoted drive assembly (12), be equipped with on drive case (10) and be used for reducing stable subassembly (19) of drive case (10) vibration, stable subassembly (19) are including fixing weight rack (20) on drive case (10) perisporium, fixing connecting rod (21) on drive case (10) lateral wall, fixing and keeping away from snap ring (22) of drive case (10) one end and butt on stand (2) in connecting rod (21).

2. A drill press as claimed in claim 1, wherein: and a ball (23) for reducing friction force is arranged on the end wall of the snap ring (22) facing the upright post (2).

3. A drill press as claimed in claim 1, wherein: drive assembly (12) are including rotating a plurality of pivots of connection in drive case (10), gearbox (5) to drive case (10) are worn out in main shaft (6), main shaft (6) are fixed with first gear (17) in the one end of drive case (10), and are a plurality of all be fixed with second gear (18) in the pivot, first gear (17) and second gear (18) meshing, a plurality of the bottom of pivot is connected with drill bit (11).

4. A drill press as claimed in claim 3, wherein: the weight rack (20) bottom can be dismantled and be provided with gag lever post (26), through-hole (27) have been seted up on gag lever post (26), the pivot passes through-hole (27) and sets up, be equipped with spacing pearl (28) on through-hole (27) inner wall.

5. A drill press as claimed in claim 1, wherein: be equipped with butt board (29) that are used for the butt work piece on workstation (3), sliding connection has butt pole (30) that are used for the butt work piece on workstation (3), butt pole (30) slip direction is perpendicular with butt board (29) length direction, be equipped with locking mechanical system (31) that are used for locking butt pole (30) on workstation (3).

6. The drill press of claim 5, wherein: locking mechanical system (31) are including fixing base (32) on workstation (3), the one end fixedly connected with sleeve (33) of base (32), the other end of base (32) is rotated and is connected with handle (34), butt joint pole (30) sliding connection is in sleeve (33), butt joint pole (30) are kept away from butt joint board (29) one end and are rotated and be connected with first rotating member (36), the one end rotation connection of butt joint pole (30) is kept away from in first rotating member (36) is on handle (34).

7. The drill press of claim 6, wherein: the handle (34) is sleeved with a rubber sleeve (35).

8. The drill press of claim 5, wherein: the top end of the abutting plate (29) is fixedly connected with a top plate (37), and a limiting hole (38) used for limiting the drill bit (11) is formed in the top plate (37).

9. The drill press of claim 5, wherein: and a baffle (39) used for enabling the workpiece to be in a proper drilling position is fixed on the side wall of one end of the abutting plate (29).