CN111421154A

CN111421154A - Drilling equipment

Info

Publication number: CN111421154A
Application number: CN202010437660.1A
Authority: CN
Inventors: 黄博; 钱龙华; 李路娜; 顾航
Original assignee: Nanjing Institute of Mechatronic Technology
Current assignee: Nanjing Institute of Mechatronic Technology
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-07-17
Anticipated expiration: 2040-05-21
Also published as: CN111421154B

Abstract

The drilling equipment provided by the invention comprises a workbench, a drilling driving part and a clamp fixing part, wherein the clamp fixing part is used for clamping round components such as steel pipes and the like and preventing the round components from rotating and sliding when being drilled, the drilling driving part drives a motor and a drill bit on the motor through external driving force to automatically drill the components, the problems of low working efficiency, poor drilling verticality and easy deviation of a handheld drill bit are reduced, the production automation is realized, the production efficiency is greatly improved, and the drilling efficiency and the drilling precision are greatly improved.

Description

Drilling equipment

Technical Field

The invention relates to the technical field of electric drills, in particular to drilling equipment.

Background

In the manufacturing industry, when punching work is carried out on a workpiece, especially a circular workpiece such as a steel pipe, special punching equipment is generally adopted, such as a handheld electric drill, because the handheld electric drill has the characteristics of sensitive operation, convenience in carrying and the like, although the handheld electric drill can be used for punching the workpiece, the punching precision is lower, especially the stability is poor, the swinging in the drilling process is easily caused, an operator can guarantee the perpendicularity of an axial lead of the handheld electric drill and a punching plane by experience and feeling, or the perpendicularity of the handheld electric drill and the punching plane is guaranteed by other people in a side-by-side auxiliary observation mode, the problems of the handheld electric drill are that the working efficiency is low, the punching perpendicularity is poor, the deviation is easy, and the improvement is necessary for the problems.

Disclosure of Invention

In order to solve the above problems, the present invention provides a drilling apparatus, comprising a table, a drilling driving part and a clamp fixing part, wherein the table is divided into an upper table top and a lower table top, the upper table top is provided with a first limiting rail and a first hydraulic rod, the first limiting rail and the first hydraulic rod are arranged in two pairs and symmetrically arranged on two sides of the drilling driving part, the drilling driving part comprises a drill bit, a motor, an electric drill lifting frame, an electric drill supporting frame, a limiting shaft, a limiting groove and a second hydraulic rod, the drill bit is used for drilling a component, the motor is positioned below the drill bit and connected with the drill bit so as to provide driving force for the drill bit, the electric drill lifting frame is detachably fixed on the lower table top, the electric drill supporting frame is positioned right above the electric drill lifting frame and used for supporting the motor and the drill bit, the limiting shaft is at least one and vertically arranged between the electric drill supporting frame and the electric drill lifting frame, and is detachably installed on the electric drill lifting frame, the limiting groove is positioned in the center of the electric drill supporting frame and used for installing and limiting the position of the motor, the second hydraulic rod is arranged below the motor and used for pushing the motor, so that the drill bit moves upwards, the two clamp fixing parts are arranged on the upper table board and symmetrically arranged on two sides of the drilling driving part, each clamp fixing part comprises a clamp translation frame, a limiting groove, a screw rod, a second limiting rail and a clamp sleeved on the screw rod and in threaded connection with the screw rod, the limiting groove is arranged on the lower surface of the clamp translation frame and is installed in a matching way with the first limiting rail, so that the clamp fixing part can move on the upper table board along the first limiting rail, the screw rod is installed in the second limiting track on the clamp translation frame and is perpendicular to the first limiting track, the clamp comprises a left clamp and a right clamp, when a component is clamped, the component is located between the left clamp and the right clamp, the screw rod is rotated, the distance between the left clamp and the right clamp is adjusted, the component is clamped tightly, a drilling procedure can be carried out, and the first hydraulic rod is arranged in parallel with the first limiting track and located on one side of the clamp translation frame. The drill bit controls the vertical movement through the second hydraulic rod, and performs drilling work on the part positioned on the upper part of the drill bit and clamped by the clamp through the driving force given by the motor, so that the problems of low working efficiency, poor drilling verticality and easy deviation of the handheld drill bit are solved, the production automation is realized, the production efficiency is greatly improved, and the drilling efficiency and the drilling precision are greatly improved.

As a further improvement of the present invention, the present invention further comprises a clamp driving portion located on one side of the worktable, wherein the clamp driving portion comprises a driving motor, a synchronizing wheel and a synchronous belt, the synchronizing wheel is coupled to one end of the screw rod, one end of the synchronous belt is connected to the synchronizing wheel, and the other end of the synchronous belt is connected to the driving motor, so that when the driving motor rotates, the driving motor drives the synchronous belt to move, thereby driving the screw rod to rotate. The clamping position of the clamp can be manually adjusted in the clamping step of the clamp, and the clamp can be automatically clamped through the clamp driving part, so that the drilling efficiency is greatly improved due to the automatic design.

As a further improvement of the invention, the clamping surfaces of the left clamp and the right clamp are rough surfaces, so that the part cannot rotate or move after being clamped. The rough surface is arranged, so that the friction force is increased, the part is prevented from slipping, and the effect of fixing the part by the clamp is improved.

As a further improvement of the present invention, the synchronizing wheels include a first synchronizing wheel, a second synchronizing wheel, a third synchronizing wheel, a fourth synchronizing wheel, a fifth synchronizing wheel and a sixth synchronizing wheel, each synchronizing wheel is connected by the synchronizing belt, the first synchronizing wheel is connected to one end of the lead screw, the second synchronizing wheel is connected to one end of the other lead screw, the third synchronizing wheel, the fourth synchronizing wheel and the fifth synchronizing wheel are coaxially disposed on one side of the worktable and located right above the driving motor, the sixth synchronizing wheel is connected to one side of the driving motor, when the driving motor is in operation, the driving motor drives the sixth synchronizing wheel to rotate, and then drives the fourth synchronizing wheel to rotate, and then drives the third synchronizing wheel and the fifth synchronizing wheel which are coaxial to rotate, so that the second synchronizing wheel connected with the third synchronizing wheel through the synchronizing belt rotates, and the second synchronizing wheel connected with the fifth synchronizing wheel through the synchronous belt rotates, so that the screw rods on two sides of the drilling driving part are driven to rotate. Through the connection arrangement of a plurality of synchronizing wheels and a synchronous belt, the power of the motor is stably converted into the clamping force of the clamp, so that the drilling process of the whole device is more stable.

As a further improvement of the present invention, a limiting block is disposed at a terminal of the first limiting rail, so that when the fixture fixing portion moves on the upper table along the first limiting rail, a minimum distance between the two fixtures is limited. The distance between the two clamp fixing parts is adjusted according to the length of the part, the moving distance of the clamp fixing parts is determined by the length of the first limiting track, and the limiting blocks are arranged, so that the moving stroke of the clamp fixing parts is limited to a certain extent, and the clamp fixing parts are prevented from derailing and colliding with a drill bit.

As a further improvement of the invention, the threads of the left clamp and the right clamp sleeved on the screw rod are reversely arranged. The reverse setting for anchor clamps on two lead screws can realize synchronous centre gripping and fixed part, and whole equipment stability increases.

The invention has the beneficial effects that: the drilling equipment comprises a workbench, a drilling driving part and a clamp fixing part, wherein the clamp fixing part is used for clamping round components such as steel pipes and the like and preventing the round components from rotating and sliding when the round components are drilled, the drilling driving part drives a motor and a drill bit on the motor through external driving force to automatically drill the components, the problems of low working efficiency, poor drilling verticality and easiness in deviation of a handheld drill bit are solved, the production automation is realized, the production efficiency is greatly improved, and the drilling efficiency and the drilling precision are greatly improved.

Drawings

FIG. 1 is a schematic side view of the drilling apparatus of the present invention;

FIG. 2 is another schematic structural view of the drilling apparatus of the present invention;

FIG. 3 is a schematic view of a fixture fixing portion of the drilling apparatus of the present invention.

Reference numerals;

1. a work table; 8. a first limit track; 12. a first hydraulic lever; 2. an electric drill lifting frame; 3. a limiting shaft; 4. an electric drill support frame; 5. a limiting groove; 6. a motor; 7. a drill bit; 20. a second hydraulic rod; 9. a clamp translation frame; 10. a screw rod; 17. a limiting groove; 18. a second limit track; 11. a clamp; 19. rough surface; 16. a drive motor; 13. a synchronizing wheel; 13a, a first synchronous wheel; 13b, a second synchronizing wheel; 13c, a third synchronizing wheel; 13d, a fourth synchronizing wheel; 13e, a fifth synchronizing wheel; 13f, a sixth synchronizing wheel; 14. a synchronous belt; 15. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 3, the present invention provides a drilling device, which comprises a workbench 1, a drilling driving part and a clamp fixing part, wherein the workbench 1 is divided into an upper table surface 1a and a lower table surface 1b, the upper table surface 1a is provided with a first limiting rail 8 and a first hydraulic rod 12, the first limiting rail 8 and the first hydraulic rod 12 are arranged in two pairs and symmetrically arranged at two sides of the drilling driving part, the drilling driving part comprises a drill bit 7, a motor 6, an electric drill lifting frame 2, an electric drill supporting frame 4, a limiting shaft 3, a limiting groove 5 and a second hydraulic rod 20, the drill bit 7 is used for drilling a component, the motor 6 is positioned below the drill bit 7 and is connected with the drill bit 7 so as to provide a driving force for the drill bit 7, the electric drill lifting frame 2 is detachably fixed on the lower table surface 1b, the electric drill support frame 4 is positioned over the electric drill lifting frame 2 and used for supporting the motor 6 and the drill bit 7, the limiting shafts 3 are at least 3 and vertically stand on the electric drill support frame 4 and between the electric drill lifting frame 2, and are detachably installed on the electric drill lifting frame 2, the limiting grooves 5 are positioned at the center of the electric drill support frame 4 and used for installing and limiting the position of the motor 6, the second hydraulic rod 20 is arranged below the motor 6 and used for pushing the motor 6 so as to enable the drill bit 7 to move upwards, the two clamp fixing parts are arranged on the upper table board 1a and symmetrically arranged at the two sides of the drilling driving part, each clamp fixing part comprises a clamp translation frame 9, a limiting groove 17, a screw rod 10, a second limiting rail 18 and a clamp 11 which is sleeved on the screw rod 10 and is in threaded connection with the screw rod 10, the limiting groove 17 is formed in the lower surface of the jig translation frame 9 and is fittingly mounted to the first limiting rail 8, so that the jig fixing portion can move on the upper table 1a along the first limiting rail 8, the lead screw 10 is mounted in the second limiting rail 18 on the jig translation frame 9 and is perpendicular to the first limiting rail 8, the jig 11 includes a left jig 11a and a right jig 11b, when clamping a component, the component is positioned between the left jig 11a and the right jig 11b, the lead screw 10 is rotated to adjust the distance between the left jig 11a and the right jig 11b, so as to clamp the component, that is, the drilling process can be performed, and the first hydraulic rod 12 is arranged in parallel to the first limiting rail 8 and is positioned on one side of the jig translation frame 9. The drill bit controls the vertical movement through the second hydraulic rod, and performs drilling work on the part positioned on the upper part of the drill bit and clamped by the clamp through the driving force given by the motor, so that the problems of low working efficiency, poor drilling verticality and easy deviation of the handheld drill bit are solved, the production automation is realized, the production efficiency is greatly improved, and the drilling efficiency and the drilling precision are greatly improved.

The drilling equipment further comprises a clamp driving part positioned on one side of the workbench 1, wherein the clamp driving part comprises a driving motor 16, a synchronous wheel 13 and a synchronous belt 14, the synchronous wheel 13 is connected to one end of the screw rod 10, one end of the synchronous belt 14 is connected with the synchronous wheel 13, and the other end of the synchronous belt 14 is connected with the driving motor 16, so that when the driving motor 16 rotates, the synchronous belt 14 is driven to move, and the screw rod 10 is driven to rotate. The clamping position of the clamp can be manually adjusted in the clamping step of the clamp, and the clamp can be automatically clamped through the clamp driving part, so that the drilling efficiency is greatly improved due to the automatic design.

The clamping surfaces of the left clamp 11a and the right clamp 11b are rough surfaces 19, so that the components cannot rotate or move after being clamped. The rough surface 19 is arranged, so that the friction force is increased, the part is prevented from slipping, and the effect of fixing the part by the clamp is improved.

The synchronizing wheels 13 comprise a first synchronizing wheel 13a, a second synchronizing wheel 13b, a third synchronizing wheel 13c, a fourth synchronizing wheel 13d, a fifth synchronizing wheel 13e and a sixth synchronizing wheel 13f, each synchronizing wheel is connected with the other synchronizing wheel by a synchronous belt 14, the first synchronizing wheel 13a is connected with one end of the screw rod 10, the second synchronizing wheel 13b is connected with one end of the other screw rod 10, the third synchronizing wheel 13c, the fourth synchronizing wheel 13d and the fifth synchronizing wheel 13e are coaxially arranged on one side of the worktable 1 and are positioned right above the driving motor 16, the sixth synchronizing wheel 13f is connected with one side of the driving motor 16, when the synchronous machine works, the driving motor 16 drives the sixth synchronizing wheel 13f to rotate so as to drive the fourth synchronizing wheel 13d to rotate, and then drives the third synchronizing wheel 13c and the fifth synchronizing wheel 13e which are coaxial to rotate, so that the second synchronizing wheel 13b coupled to the third synchronizing wheel 13c through the timing belt 14 rotates, and the second synchronizing wheel 13a coupled to the fifth synchronizing wheel 13e through the timing belt 14 rotates, thereby driving the lead screw 10 at both sides of the drilling driving part to rotate. Through the connection arrangement of a plurality of synchronizing wheels and a synchronous belt, the power of the motor is stably converted into the clamping force of the clamp, so that the drilling process of the whole device is more stable.

The end of the first limiting rail 8 is provided with a limiting block 15, which is positioned on the upper table surface 1a of the workbench 1, so that when the fixture fixing part moves on the upper table surface 1a along the first limiting rail 8, the minimum distance between the two fixtures 11 for clamping the components is limited. The distance between the two clamp fixing parts is adjusted according to the length of the part, the length of the first limiting track 8 determines the moving distance of the clamp fixing parts, and a limiting block is arranged, so that the moving stroke of the clamp fixing parts is limited to a certain extent, and the clamp fixing parts are prevented from derailing and colliding with a drill bit.

The threads of the screw rod 10 sleeved with the left clamp 11a and the right clamp 11b are reversely arranged. The reverse setting for anchor clamps on two lead screws can realize synchronous centre gripping and fixed part, and whole equipment stability increases.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, but any modifications or equivalent variations made according to the technical spirit of the present invention are within the scope of the present invention as claimed.

Claims

1. The utility model provides a drilling equipment, includes workstation (1), drilling drive division and anchor clamps fixed part, its characterized in that, workstation (1) divide into mesa (1a) and lower mesa (1b), it is equipped with first spacing track (8) and first hydraulic stem (12) to go up mesa (1a), first spacing track (8) with first hydraulic stem (12) are two pairs, the symmetry set up in the both sides of drilling drive division, drilling drive division includes drill bit (7), motor (6), electric drill lifting machine frame (2), electric drill support frame (4), spacing axle (3), spacing groove (5) and second hydraulic stem (20), drill bit (7) are used for driling the part, motor (6) are located drill bit (7) below, and hookup drill bit (7) so that give drill bit (7) drive power, the electric drill lifting frame (2) is detachably fixed on the lower table top (1b), the electric drill support frame (4) is positioned over the electric drill lifting frame (2) and used for supporting the motor (6) and the drill bit (7), the limiting shaft (3) is at least 3 and vertically arranged between the electric drill support frame (4) and the electric drill lifting frame (2), the limiting shaft is detachably installed on the electric drill lifting frame (2), the limiting groove (5) is positioned at the central position of the electric drill support frame (4) and used for installation and limitation of the position of the motor (6), the second hydraulic rod (20) is arranged below the motor (6) and used for pushing the motor (6), so that the drill bit (7) moves upwards, the clamp fixing parts are two and are installed on the upper table top (1a), and symmetrically arranged at both sides of the drilling driving part, the clamp fixing part comprises a clamp translation frame (9), a limit groove (17), a screw rod (10), a second limit track (18) and a clamp (11) sleeved on the screw rod (10) and in threaded connection with the screw rod (10), the limit groove (17) is arranged on the lower surface of the clamp translation frame (9) and is installed in a manner of being matched with the first limit track (8), so that the clamp fixing part can move on the upper table board (1a) along the first limit track (8), the screw rod (10) is installed in the second limit track (18) on the clamp translation frame (9) and is arranged perpendicular to the first limit track (8), the clamp (11) comprises a left clamp (11a) and a right clamp (11b), and when clamping the component, the component is positioned between the left clamp (11a) and the right clamp (11b), and rotating the screw rod (10) to adjust the distance between the left clamp (11a) and the right clamp (11b) so as to clamp the component, namely, performing a drilling process, wherein the first hydraulic rod (12) is arranged in parallel with the first limiting rail (8) and is positioned on one side of the clamp translation frame (9).

2. The drilling device as claimed in claim 1, further comprising a clamp driving part located at one side of the workbench (1), wherein the clamp driving part comprises a driving motor (16), a synchronous wheel (13) and a synchronous belt (14), the synchronous wheel (13) is coupled to one end of the screw rod (10), one end of the synchronous belt (14) is connected to the synchronous wheel (13), and the other end of the synchronous belt (14) is connected to the driving motor (16), so that when the driving motor (16) rotates, the synchronous belt (14) is driven to move, and the screw rod (10) is driven to rotate.

3. A drilling apparatus according to claim 1 or 2, wherein the clamping surfaces of the left clamp (11a) and the right clamp (11b) are roughened (19) so that the components cannot rotate or move when clamped.

4. A drilling device as claimed in claim 3, characterized in that said synchronizing wheels (13) comprise a first synchronizing wheel (13a), a second synchronizing wheel (13b), a third synchronizing wheel (13c), a fourth synchronizing wheel (13d), a fifth synchronizing wheel (13e) and a sixth synchronizing wheel (13f), each of which is coupled by said timing belt (14), said first synchronizing wheel (13a) is coupled to one end of said screw (10), said second synchronizing wheel (13b) is coupled to one end of another of said screw (10), said third synchronizing wheel (13c), said fourth synchronizing wheel (13d) and said fifth synchronizing wheel (13e) are coaxially arranged on the side of said table (1) and directly above said driving motor (16), said sixth synchronizing wheel (13f) is coupled to the side of said driving motor (16), and in operation, the driving motor (16) drives the sixth synchronizing wheel (13f) to rotate, then drives the fourth synchronizing wheel (13d) to rotate, and then drives the third synchronizing wheel (13c) and the fifth synchronizing wheel (13e) to rotate coaxially, so that the third synchronizing wheel (13c) rotates through the second synchronizing wheel (13b) connected with the synchronous belt (14), and the fifth synchronizing wheel (13e) rotates through the second synchronizing wheel (13a) connected with the synchronous belt (14), thereby driving the screw rods (10) on the two sides of the drilling driving part to rotate.

5. A drilling device as claimed in claim 4, characterized in that the first stop rail (8) is provided with a stop (15) at its end, so that the clamp holder limits the minimum distance of the clamping part between the two clamps (11) when moving along the first stop rail (8) on the upper table (1 a).

6. A drilling device as claimed in claim 5, characterized in that the threads of the left clamp (11a) and the right clamp (11b) on the screw (10) are arranged in opposite directions.