CN209998417U

CN209998417U - kinds of drill bits with good safety

Info

Publication number: CN209998417U
Application number: CN201920345362.2U
Authority: CN
Inventors: 田笑
Original assignee: Individual
Current assignee: Yancheng Zhongwei Machinery Co ltd
Priority date: 2019-03-19
Filing date: 2019-03-19
Publication date: 2020-01-31
Anticipated expiration: 2029-03-19

Abstract

The utility model discloses a kind of drill bits that security is good, including the drill bit telescoping device, the side fixed mounting of drill bit telescoping device has the electric drill body, the inside fixed mounting of the electric drill body has the motor, the inside movable mounting of motor has the bull stick, the below fixed mounting of motor has the switch handle, the side movable mounting of switch handle has press switch beneficial effect is through the setting through drill bit safety device, makes the outside cover of drill bit under the condition of not using have the cover shell.

Description

kinds of drill bits with good safety

Technical Field

The utility model relates to a technical field of drill bit particularly, relates to kinds of drill bits that the security is good.

Background

The electric drill is a drilling machine using electricity as power. The electric tool is a conventional product in the electric tools and is also a product of the electric tools with the largest demand. The annual production and sale quantity accounts for 35 percent of the China electric tools. The main specifications of the electric drill are 4, 6, 8, 10, 13, 16, 19, 23, 32, 38, 49mm and the like, and the number refers to the maximum diameter of the drill bit for drilling on steel with the tensile strength of 390N/mm 2. The maximum drilling diameter of the drilling hole for materials such as nonferrous metals, plastics and the like can be 30-50% larger than the original specification. The working principle of the electric drill is that a motor rotor of an electromagnetic rotary type or electromagnetic reciprocating type small-capacity motor does magnetic field cutting work-doing operation, and the operation device is driven by a transmission mechanism to drive a gear to increase the power of a drill bit, so that the drill bit scrapes the surface of an object and better penetrates the object.

At present, when a drill bit with good safety is used, the safety performance of a common drill bit is poor, and the use danger of an -type drill bit is large.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To solve the problems in the related art, the present invention provides kinds of safe drill bits to overcome the above technical problems in the related art.

The technical scheme of the utility model is realized like this:

kinds of drill bits with good safety comprise a drill bit expansion device, an electric drill body is fixedly mounted on the side of the drill bit expansion device, a motor is fixedly mounted inside the electric drill body, a rotating rod is movably mounted inside the motor, a switch handle is fixedly mounted below the motor, a press switch is movably mounted on the side of the switch handle, a drill bit fixing mechanism is fixedly mounted on the side of the drill bit expansion device, a drill bit safety device is fixedly mounted inside the drill bit fixing mechanism, a drill bit whole is fixedly mounted inside the drill bit safety device, a support handle is fixedly mounted below the drill bit fixing mechanism, a carrying handle is fixedly mounted on the side of the electric drill body, the drill bit safety device comprises a casing, screw head fixing seats are mounted below the two sides of the casing, a screw head is movably mounted inside the screw head fixing seats, a screw thread buckle is fixedly mounted on the side of the screw head, a thread clamping groove is fixedly mounted outside the screw thread clamping groove, and a base is fixedly mounted below the thread clamping groove.

, the drill bit telescopic device comprises a rotating motor casing, a rotating motor is fixedly mounted inside the rotating motor casing, and rotating motor fixing rods are fixedly mounted on two sides of the rotating motor.

And , fixedly mounting a threaded rod below the rotating motor, and fixedly mounting a threaded rod sleeve outside the threaded rod.

, a drill connecting buckle is fixedly arranged below the threaded rod, a drill fixing groove is fixedly arranged below the drill connecting buckle, and a drill is fixedly arranged below the drill fixing groove.

, the drill bit fixing mechanism comprises an annular fixing ring, fixing rods are fixedly mounted on two sides of the lower portion of the annular fixing ring, and fixing arms are fixedly mounted on the sides of the fixing rods.

, a screw fixing plate is fixedly mounted on the side of the fixing arm, and a screw is fixedly mounted inside the screw fixing plate.

And , a key groove is formed in the threaded rod, a key is arranged in the rotary motor in a fixed mode, the key groove is matched with the key, and the threaded rod is fixedly connected with the rotary motor through the key and the key groove.

The utility model has the advantages that:

1. through the setting of drill bit safety device, make the drill bit outside cover have the cover shell under the condition of not using, strengthened the security performance.

2. Through the setting of drill bit telescoping device, make the drill bit artificially adjust the distance or need change the drill bit when using, the telescopic machanism device has not only improved the security, high-efficient convenient and fast moreover.

3. Through the arrangement of the drill bit fixing mechanism, the electric drill plays fixing roles in use, and the problems of shaking of the drill bit and danger of artificial fixing are solved.

4. The utility model discloses the security when equipment has improved the use, not only uses the convenience, and is high-efficient swift moreover.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it should be apparent that the drawings in the following description are only the embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a safety drill according to an embodiment of the present invention;

FIG. 2 is a schematic view of the interior of a drill bit safety device of a safe drill bit according to an embodiment of the present invention;

FIG. 3 is a schematic view of the interior of a drill bit retracting device of a safe drill bit according to an embodiment of the present invention;

fig. 4 is an internal schematic view of a drill fixing mechanism of a drill with good safety according to an embodiment of the present invention.

In the figure:

1. an electric drill body; 2. an electric motor; 3. a rotating rod; 4. a drill bit telescoping device; 5. a drill bit fixing mechanism; 6. the whole drill bit; 7. a drill bit safety device; 8. supporting the grip; 9. a switch grip; 10. a push switch; 11. a carrying handle; 12. a housing; 13. a screw head fixing seat; 14. screwing the head; 15. a threaded clamp groove; 16. a threaded fastener; 17. a base; 18. rotating the motor casing; 19. rotating the motor; 20. rotating a motor fixing rod; 21. a threaded rod sleeve; 22. a threaded rod; 23. a drill bit connecting buckle; 24. fixing grooves; 25. a drill bit; 26. an annular retainer ring; 27. fixing the rod; 28. a fixed arm; 29. a screw fixing plate; 30. and (4) screws.

Detailed Description

The technical solution 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 partial embodiments of the present invention , but not all embodiments.

According to the utility model discloses an embodiment provides kinds of drill bits that the security is good.

As shown in fig. 1-4, the drill bit with good safety according to the embodiment of the present invention includes a drill bit expansion device 4, an electric drill body 1 is fixedly installed on the side of the drill bit expansion device 4, an electric motor 2 is fixedly installed inside the electric drill body 1, a rotating rod 3 is movably installed inside the electric motor 2, a switch handle 9 is fixedly installed below the electric motor 2, a push switch 10 is movably installed on the side of the switch handle 9, a drill bit fixing mechanism 5 is fixedly installed on the side of the drill bit expansion device 4, a drill bit safety device 7 is fixedly installed inside the drill bit fixing mechanism 5, a drill bit whole 6 is fixedly installed inside the drill bit safety device 7, a support handle 8 is fixedly installed below the drill bit fixing mechanism 5, a carrying handle 11 is fixedly installed on the side of the electric drill body 1, the drill bit safety device 7 includes a casing 12, a screw head fixing seat 13 is installed below both sides of the casing 12, a screw head 14 is movably installed inside the screw head fixing seat 13, a screw thread buckle 16 is fixedly installed on the side of the screw head 14, a thread clamping groove 15 is fixedly installed outside the screw clamping.

The drill bit telescopic device 4 comprises a rotary motor shell 18, a rotary motor 19 is fixedly mounted inside the rotary motor shell 18, rotary motor fixing rods 20 are fixedly mounted on two sides of the rotary motor 19, a drill bit can be stretched and retracted through the mechanisms, the distance is automatically adjusted, a threaded rod 22 is fixedly mounted below the rotary motor 19, a threaded rod sleeve 21 is fixedly mounted outside the threaded rod 22, the drill bit is manually adjusted in distance or needs to be replaced when the drill bit is used through the mechanisms, a drill bit connecting buckle 23 is fixedly mounted below the threaded rod 22, a drill bit fixing groove 24 is fixedly mounted below the drill bit connecting buckle 23, a drill bit 25 is fixedly mounted below the drill bit fixing groove 24, safety is improved, efficiency, convenience and rapidness are achieved through the mechanisms, the drill bit fixing mechanism 5 comprises an annular fixing ring 26, fixing rods 27 are fixedly mounted on two sides below the annular fixing ring 26, a fixing arm 28 is fixedly mounted on the side of the fixing rod 27, the drill bit is fixed through the mechanisms, stability is improved, a screw fixing plate 29 is fixedly mounted on the side side of the fixing plate 29, a screw rod is fixedly mounted inside of the fixing plate 29, a fixing plate is provided with a key groove 52 matched with the rotary motor fixing key groove 22 when the drill bit fixing mechanism, and the rotary motor fixing key groove 22 and a safety key groove is arranged in a rotary key groove.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

The drill bits with good safety are characterized by comprising a drill bit expansion device (4), wherein an electric drill body (1) is fixedly mounted on a side of the drill bit expansion device (4), a motor (2) is fixedly mounted in the electric drill body (1), a rotating rod (3) is movably mounted in the motor (2), a switch grip (9) is fixedly mounted below the motor (2), a push switch (10) is movably mounted on a side of the switch grip (9), and a drill bit fixing mechanism (5) is fixedly mounted on a side of the drill bit expansion device (4);

the electric drill comprises a drill bit fixing mechanism (5), a drill bit safety device (7) is fixedly mounted inside the drill bit fixing mechanism (5), a drill bit whole body (6) is fixedly mounted inside the drill bit safety device (7), a supporting handle (8) is fixedly mounted below the drill bit fixing mechanism (5), a carrying handle (11) is fixedly mounted on the side of an electric drill body (1), the drill bit safety device (7) comprises a casing (12), twisting head fixing seats (13) are mounted below the two sides of the casing (12), a twisting head (14) is movably mounted inside the twisting head fixing seats (13), a thread buckle (16) is fixedly mounted on the side of the twisting head (14), a thread clamping groove (15) is fixedly mounted on the outer portion of the thread buckle (16), and a base (17) is fixedly mounted below the thread clamping groove (15).
2. kinds of safe drill bits as claimed in claim 1, wherein the drill bit telescopic device (4) comprises a rotary motor housing (18), a rotary motor (19) is fixedly installed inside the rotary motor housing (18), and rotary motor fixing rods (20) are fixedly installed on both sides of the rotary motor (19).
3. drill bit with good safety according to claim 2, characterized in that a threaded rod (22) is fixedly installed below the rotary motor (19), and a threaded rod sleeve (21) is fixedly installed outside the threaded rod (22).
4. kinds of drill bits with good safety according to claim 3, wherein a drill bit connecting buckle (23) is fixedly installed below the threaded rod (22), a drill bit fixing groove (24) is fixedly installed below the drill bit connecting buckle (23), and a drill bit (25) is fixedly installed below the drill bit fixing groove (24).
5. kinds of safe drills according to claim 1, wherein the drill fixing mechanism (5) comprises an annular fixing ring (26), a fixing rod (27) is fixedly installed on both sides of the lower part of the annular fixing ring (26), and a fixing arm (28) is fixedly installed on the side of the fixing rod (27).
6. The drill bit with good safety according to claim 5, wherein a screw fixing plate (29) is fixedly mounted on the side of the fixing arm (28), and a screw (30) is fixedly mounted inside the screw fixing plate (29).
7. drill bit of claim 3, wherein the threaded rod (22) has a key slot formed therein, the rotating motor (19) has a key fixed therein, the key slot is matched with the key, and the threaded rod (22) and the rotating motor (19) are fixedly connected through the key and the key slot.