CN211639509U

CN211639509U - Multipurpose electric hand drill device

Info

Publication number: CN211639509U
Application number: CN201922279548.5U
Authority: CN
Inventors: 钟鹏
Original assignee: Shandong Donghua Shijia Architectural Decoration Engineering Co ltd
Current assignee: Shandong Donghua Shijia Architectural Decoration Engineering Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-10-09
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a multipurpose electric hand drill device, including workstation, frame and quick-witted case, the inboard of frame is fixed with the support slide rail, it is provided with the slider to slide on the support slide rail, electronic jar is installed to the bottom of slider, the internally mounted of machine case has driving motor, be connected with motor shaft on driving motor's the output shaft, detachable is connected with a drill bit or the dish of polishing on the connecting clamp, the outer wall upper end of machine case is fixed with solid fixed ring, the outer wall lower extreme of machine case slides and is provided with the activity ring, through first spring coupling between solid fixed ring and the activity ring, the bottom of activity ring is fixed with the cover and establishes the splashproof in the machine case outside, the frame is fixed on the workstation. The utility model discloses, both can regard as ordinary electric drill to use of driling to the work piece, be convenient for again change the drill bit into the mill, polish the work piece as the polisher, the usage is various, very big user demand who has satisfied people.

Description

Multipurpose electric hand drill device

Technical Field

The utility model relates to an electric hand drill equipment technical field specifically is a multipurpose electric hand drill device.

Background

The electric hand drill is a product with the largest sales volume in the electric tool industry, is widely applied to the industries of buildings, decoration, furniture and the like, and is used for drilling holes or penetrating objects on workpieces. The electric hand drill of current generally is hand-held type, though the electric hand drill small in size of this kind of structure, convenient to carry, but its usage is comparatively single, mostly only has the function of drilling, can not polish the work piece with it, and the in-process of drilling, has a large amount of high temperature iron fillings to splash, scalds the staff, and the safety in utilization is relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multipurpose electric hand drill device possesses both can regard as ordinary electric drill to use, can use as the polisher again, and the usage is various, and can prevent that high temperature iron fillings from splashing the advantage of scalding staff etc., has solved current electric hand drill, and the usage is comparatively single, mostly only has the function of drilling, can not polish the problem of etc. with it to the work piece.

In order to achieve the above object, the utility model provides a following technical scheme: a multipurpose electric hand drill device comprises a workbench, a rack and a case, wherein a supporting slide rail is fixed on the inner side of the rack, a slide block is arranged on the supporting slide rail in a sliding manner, an electric cylinder is installed at the bottom of the slide block, the telescopic end of the electric cylinder is connected with the case through a piston rod, a driving motor is installed inside the case, a motor rotating shaft is connected onto an output shaft of the driving motor, the motor rotating shaft penetrates through the outer part of the case, a connecting chuck is fixed at the bottom end of the motor rotating shaft, a drill bit or a polishing disc is detachably connected onto the connecting chuck, connecting blocks are fixed on the drill bit and the polishing disc, locking screws penetrate through two sides of the connecting chuck, threaded grooves in threaded connection with the locking screws are arranged on two side walls of the connecting chuck, a fixing ring is fixed at the upper end of the outer wall of the case, the utility model discloses a quick-witted case, including solid fixed ring, activity ring, frame, drilling groove, splint, handle and extrusion piece, gu through first spring coupling between fixed ring and the activity ring, the bottom of activity ring is fixed with the splashproof cover of establishing in the quick-witted case outside, the frame is fixed on the workstation, drilling groove has been seted up to the upper surface of workstation, drilling groove's last slip is provided with two splint, and two splint are respectively through the interior wall connection of second spring with the frame, the bottom screw thread that the frame is close to splint runs through threaded rod, the both ends of threaded rod are fixed with.

Preferably, a rubber pad is bonded on the bottom surface of the workbench, a sleeve is fixed on the periphery of the outer wall of the workbench, a push-pull rod is inserted into the sleeve, and a strong sucking disc is arranged at the bottom end of the push-pull rod.

Preferably, the upper surface of workstation is located both sides around the drilling groove and is provided with the spout, the bottom both ends of splint are provided with the pulley, the pulley sliding clamping connects in the spout.

Preferably, the top wall of the inner cavity of the connecting chuck is provided with a positioning groove matched with the connecting block, and when the top end of the connecting block is inserted into the positioning groove, the locking screw on the connecting chuck is just opposite to the thread groove on the connecting block.

Preferably, a threaded through hole is formed in the side wall of the bottom end of the rack, and the threaded rod penetrates through the threaded through hole in an internal thread mode.

Preferably, the sliding block is in sliding fit with the supporting sliding rail, a fastening bolt is inserted into the top of the sliding block, and scales are arranged on the front surface of the sliding block.

Preferably, the case is of a cylindrical structure, a heat dissipation fan is installed on the top wall of the inner cavity of the case, and heat dissipation holes penetrating through the top wall of the case are formed in the periphery of the heat dissipation fan.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a mutually supporting of connecting chuck, connecting block locking screw and thread groove that sets up can install drill bit or polishing dish on motor shaft fast, can work as when installing the drill bit and use drilling to the work piece as ordinary electric drill, and when pulling down the drill bit and change into the abrasive disc of polishing, can regard as the polisher again to polish the work piece, and the usage is various, very big user demand who has satisfied people.

Two, the utility model discloses a set up the support slide rail, under the cooperation of slider and electronic jar is used, the position about the height of the adjustment drill bit of convenient to be swift or the mill of polishing, the convenience is drilled or is polished to the position department that the work piece is different, and through the fixing that sets up, first spring, activity ring and splash guard, drive the machine case when electronic jar and move down and drill or polish the in-process to the work piece, the splash guard can offset with the work piece surface through the tensile force of first spring, both played certain fixed effect to the work piece, prevent that the condition of skew from appearing in the work piece, can wrap up drill bit or mill of polishing again, the iron fillings impurity of avoiding drilling or the in-process production of polishing splashes and causes the injury to staff on every side.

Three, the utility model discloses a splint, second spring, extrusion piece, threaded rod and the handle that sets up, threaded rod and frame threaded connection rotate the handle, and the threaded rod drives the direction motion of extrusion piece towards splint, and extrusion piece extrusion splint, second spring atress are lengthened, and two splint are close to each other and clip until a work piece, make it firmly fix on the workstation to the condition of skew has been prevented to drilling or the in-process work piece of polishing from appearing.

Drawings

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

fig. 2 is a schematic view of the structure of the chassis of the present invention;

fig. 3 is a schematic structural view of a cross-sectional view of the case of the present invention;

FIG. 4 is a schematic view of the connection structure of the drill bit or the polishing disc and the connecting chuck of the present invention;

FIG. 5 is a schematic view of the structure of the polishing disc of the present invention;

fig. 6 is a schematic view of the connection structure between the clamp plate and the frame and the workbench according to the present invention.

In the figure: 1. a work table; 2. a frame; 3. supporting the slide rail; 4. a slider; 5. an electric cylinder; 6. a piston rod; 7. a chassis; 8. drilling a groove; 9. a splint; 10. a sleeve; 11. a powerful sucker; 12. a rubber pad; 13. a push-pull rod; 14. calibration; 15. a fixing ring; 16. a first spring; 17. a movable ring; 18. a splash guard; 19. heat dissipation holes; 20. a drive motor; 21. a motor shaft; 22. connecting a chuck; 23. a drill bit; 24. A heat dissipation fan; 25. connecting blocks; 26. locking the screw rod; 27. a positioning groove; 28. grinding disc; 29. a threaded groove; 30. a second spring; 31. extruding the block; 32. a threaded rod; 33. a handle; 34. a chute; 35. a pulley.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a technical solution: a multipurpose electric hand drill device comprises a workbench 1, a frame 2 and a case 7, wherein a supporting slide rail 3 is fixed on the inner side of the frame 2, a slide block 4 is arranged on the supporting slide rail 3 in a sliding manner, an electric cylinder 5 is installed at the bottom of the slide block 4, the telescopic end of the electric cylinder 5 is connected with the case 7 through a piston rod 6, the height and the left and right positions of a drill bit 23 or a polishing disk 28 can be conveniently and rapidly adjusted by using the supporting slide rail 3, the electric cylinder 4 and the electric cylinder 5 in a matching manner, drilling or polishing at different positions of a workpiece can be conveniently carried out, a driving motor 20 is installed inside the case 7, a motor rotating shaft 21 is connected onto an output shaft of the driving motor 20, the motor rotating shaft 21 penetrates through the outer part of the case 7, a connecting chuck 22 is fixed at the bottom end of the motor rotating shaft, the connecting chuck 22 is detachably connected with the, the locking screw rods 26 penetrate through two sides of the connecting chuck 22, the thread grooves 29 in threaded connection with the locking screw rods 26 are arranged on two side walls of the connecting chuck 22, the drill bit 23 or the polishing disc 28 can be rapidly installed on the motor rotating shaft 21 through the mutual matching of the connecting chuck 22, the connecting block 25, the locking screw rods 26 and the thread grooves 29, the drill bit 23 can be used as an ordinary electric drill for drilling a workpiece when being installed, the drill bit 23 can be detached and replaced by a polishing sand disc and can be used as a polishing machine for polishing the workpiece, the purposes are various, the use requirements of people are greatly met, the upper end of the outer wall of the case 7 is fixedly provided with the fixing ring 15, the lower end of the outer wall of the case 7 is slidably provided with the movable ring 17, the fixing ring 15 is connected with the movable ring 17 through the first spring 16, the bottom of the movable ring 17 is fixedly provided with the, when the electric cylinder 5 drives the case 7 to move downwards to drill or polish a workpiece, the splash guard 18 can be abutted against the surface of the workpiece through the tension force of the first spring 16, so that a certain fixing effect is achieved on the workpiece, the workpiece is prevented from deviating, the drill bit 23 or the polishing disc 28 can be wrapped, the iron filings generated in the drilling or polishing process are prevented from splashing to cause injury to surrounding workers, the frame 2 is fixed on the workbench 1, the upper surface of the workbench 1 is provided with the drilling groove 8, the drilling groove 8 is provided with two clamping plates 9 in a sliding manner, the two clamping plates 9 are respectively connected with the inner wall of the frame 2 through the second spring 30, the bottom end thread of the frame 2 close to the clamping plates 9 is penetrated with a threaded rod 32, the two ends of the threaded rod 32 are respectively fixed with a handle 33 and an extrusion block 31, when in use, the workpiece is firstly placed on the drilling groove 8, and then the handle 33 is rotated, the threaded rod 32 drives the extrusion block 31 to move towards the direction of the clamping plate 9, the extrusion block 31 extrudes the clamping plate 9, the second spring 30 is stressed to elongate, and the two clamping plates 9 are close to each other until a workpiece is clamped, so that the workpiece is firmly fixed on the workbench 1, and the condition that the workpiece deviates in the drilling or polishing process is prevented.

The bottom surface of the workbench 1 is bonded with a rubber pad 12, the periphery of the outer wall of the workbench 1 is fixed with a sleeve 10, a push-pull rod 13 is inserted in the sleeve 10, the bottom end of the push-pull rod 13 is provided with a powerful suction cup 11, the device is convenient to be adsorbed and fixed on a desktop by utilizing the adsorption effect of the powerful suction cup 11, sliding grooves 34 are arranged on the upper surface of the workbench 1 at the front side and the rear side of a drilling groove 8, pulleys 35 are arranged at the two ends of the bottom of the clamping plate 9, the pulleys 35 are slidably clamped in the sliding grooves 34, the sliding fit of the pulleys 35 and the sliding grooves 34 improves the moving smoothness of the clamping plate 9, a positioning groove 27 matched with the connecting block 25 is arranged on the top wall of the inner cavity of the connecting chuck 22, when the top end of the connecting block 25 is inserted into the positioning groove 27, a locking screw 26 on the connecting chuck 22 is just opposite, threaded rod 32 passes from this screw thread opening internal thread, slider 4 and the 3 sliding fit of support slide rail, slider 4's top cartridge has fastening bolt, slider 4's front surface is provided with scale 14, be convenient for survey drill bit 23 or the displacement of the dish 28 of polishing through scale 14, machine case 7 is the drum structure, install heat dissipation fan 24 on the inner chamber roof of machine case 7, heat dissipation fan 24 be equipped with all around and run through the louvre 19 of machine case 7 roof, heat dissipation fan 24 during operation, can accelerate the inside air flow of machine case 7, make the inside heat of machine case 7 discharge from louvre 19, the radiating effect to driving motor 20 has been played, driving motor 20 adopts common positive reverse motor on the market.

The specific linking mode of all the components in the text adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, machines, parts and equipment adopt conventional models in the prior art, electrical components appearing in the text are all electrically connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment which can control the driving motor 20, the electric cylinder 5 and the like.

The working principle is as follows: when in use, the device is connected with an external power supply, then a workpiece to be processed is placed on the drilling groove 8, then the handles 33 on the two sides of the frame 2 are rotated, the threaded rod 32 drives the extrusion block 31 to move towards the direction of the clamping plate 9, the extrusion block 31 extrudes the clamping plate 9, the second spring 30 is stressed to elongate, the two clamping plates 9 are pushed by the pushing block to approach each other along the direction of the sliding groove 34 along with the pulley 35 until the workpiece is clamped, then the connecting block 25 on the drill bit 23 is inserted into the connecting chuck 22, the top end of the connecting block 25 is inserted into the positioning groove 27 on the inner top wall of the connecting chuck 22, then the locking screws 26 on the two sides of the connecting chuck 22 are rotated, the locking screws 26 are screwed into the threaded grooves 29 of the connecting block 25, the drill bit 23 is fixed on the connecting chuck 22, then the sliding block 4 on the support sliding rail 3 is slid left and right, the, then the electric cylinder 5 and the driving motor 20 are started, the electric cylinder 5 drives the case 7 to move downwards through the piston rod 6, the splash guard 18 is firstly contacted with the surface of the workpiece, when the case 7 is continuously moved downwards, the first spring 16 is compressed under the stress, the fixing ring 15 moves upwards along the outer wall of the case 7, meanwhile, the driving motor 20 drives the drill bit 23 on the connecting chuck 22 to rotate through the motor rotating shaft 21, the drill bit 23 continuously moves downwards to complete the drilling work of the workpiece, when it is desired to grind a workpiece, the locking screw 26 is first unscrewed from the threaded recess 29, the drill bit 23 is then removed from the connecting collet 22, the abrasive disc 28 is then mounted on the adapter 22 in the manner in which the drill bit 23 is mounted, and, finally, then the electric cylinder 5 and the driving motor 20 are started, the electric cylinder 5 works to drive the machine case 7 to move downwards through the piston rod 6, so that the grinding disc 28 is contacted with the surface of the workpiece, meanwhile, the driving motor 20 works to drive the polishing disc 28 to polish the surface of the workpiece through the motor rotating shaft 21.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multipurpose electric hand drill device, includes workstation (1), frame (2) and quick-witted case (7), its characterized in that: the inboard of frame (2) is fixed with support slide rail (3), it is provided with slider (4) to support slide rail (3) to slide, electronic jar (5) are installed to the bottom of slider (4), the flexible end of electronic jar (5) is connected with quick-witted case (7) through piston rod (6), the internally mounted of machine case (7) has driving motor (20), be connected with motor shaft (21) on the output shaft of driving motor (20), motor shaft (21) run through to quick-witted case (7) outside and its bottom mounting have connect chuck (22), detachable is connected with a drill bit (23) or polishing dish (28) on connect chuck (22), all be fixed with connecting block (25) on drill bit (23) and polishing dish (28), the both sides of connecting chuck (22) run through and are equipped with locking screw (26), be equipped with on the both sides wall of connecting chuck (22) and lock screw (26) threaded connection's thread groove (29) A fixed ring (15) is fixed at the upper end of the outer wall of the case (7), a movable ring (17) is arranged at the lower end of the outer wall of the case (7) in a sliding manner, the fixed ring (15) is connected with the movable ring (17) through a first spring (16), a splash guard (18) sleeved outside the case (7) is fixed at the bottom of the movable ring (17), the frame (2) is fixed on the workbench (1), the upper surface of the workbench (1) is provided with a drilling groove (8), two clamping plates (9) are arranged on the drilling groove (8) in a sliding manner, the two clamping plates (9) are respectively connected with the inner wall of the frame (2) through second springs (30), a threaded rod (32) penetrates through the bottom end of the frame (2) close to the clamping plate (9), and a handle (33) and an extrusion block (31) are respectively fixed at two ends of the threaded rod (32).

2. A multi-purpose electric hand drill apparatus according to claim 1 wherein: the bottom surface of the workbench (1) is bonded with a rubber pad (12), the periphery of the outer wall of the workbench (1) is fixedly provided with a sleeve (10), a push-pull rod (13) is inserted in the sleeve (10), and the bottom end of the push-pull rod (13) is provided with a powerful sucker (11).

3. A multi-purpose electric hand drill apparatus according to claim 1 wherein: both sides are provided with spout (34) around the upper surface of workstation (1) is located drilling groove (8), the bottom both ends of splint (9) are provided with pulley (35), pulley (35) slip joint is in spout (34).

4. A multi-purpose electric hand drill apparatus according to claim 1 wherein: and a positioning groove (27) matched with the connecting block (25) is formed in the top wall of the inner cavity of the connecting chuck (22), and when the top end of the connecting block (25) is inserted into the positioning groove (27), a locking screw rod (26) on the connecting chuck (22) is just opposite to a threaded groove (29) on the connecting block (25).

5. A multi-purpose electric hand drill apparatus according to claim 1 wherein: the bottom end side wall of the frame (2) is provided with a threaded through hole, and the threaded rod (32) penetrates through the threaded through hole in an internal thread mode.

6. A multi-purpose electric hand drill apparatus according to claim 1 wherein: the slide block (4) is in sliding fit with the support slide rail (3), a fastening bolt is inserted into the top of the slide block (4), and scales (14) are arranged on the front surface of the slide block (4).

7. A multi-purpose electric hand drill apparatus according to claim 1 wherein: the case (7) is of a cylindrical structure, a heat dissipation fan (24) is installed on the top wall of an inner cavity of the case (7), and heat dissipation holes (19) penetrating through the top wall of the case (7) are formed in the periphery of the heat dissipation fan (24).