CN202639424U

CN202639424U - Steering device capable of changing direction of electric drill bit

Info

Publication number: CN202639424U
Application number: CN 201220240898
Authority: CN
Inventors: 陆峰; 王冈; 莫屈
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-05-24
Filing date: 2012-05-24
Publication date: 2013-01-02
Anticipated expiration: 2022-05-24

Abstract

The utility model discloses a steering device capable of changing the direction of an electric drill bit. The electric drill is the most common tool in mechanical operation, the electric drill has the advantages of being convenient to use and flexible to operate, workpieces in complicated environment or with limited dimensions occur often in operation, and the electric drill cannot extend in the workpieces to be operated due to the fact that the length of the drill bit exceeds the dimensions. For solving the problems, an L-shaped pipe and a T-shaped pipe are utilized to be made into a shaft connector base, a series connection shaft connector formed by two pairs of 45-degree bevel gears is arranged in the shaft connector base and driven by a transmission shaft, and the hole drilling direction of an original electric drill is changed. The steering device can be assembled and disassembled on the electric drill conveniently, the drill bit can be replaced directly, the electric drill bit can rotate 360 degrees randomly without changing the existing electric drill, and the steering device enables the electric drill to perform hole drilling in complicated workpieces with limited dimensions or under complicated environment, and overcomes operation limit of a traditional electric drill.

Description

A kind of steering gear that changes the drill bit direction

Technical field

The utility model relates to a kind of steering gear that changes the drill bit direction, belong to the motor machine technical field.

Background technology

Drill bit is instrument the most frequently used in the mechanically actuated, has the characteristics of flexible operation easy to use, can be applied in the diversified environment, all can use in nearly all construction, has brought into play huge effect in mechanically actuated.But often can meet the workpiece of some complex environments or size-constrained system in the operation, existing electric drill is because the length of the bit is long, can't be placed into wherein or can't be with vertical angular hole-boring.Therefore, seeking a kind ofly can change bore angle and the length of the bit, can make the device that workpiece that electric drill faces complex environment or size-constrained system also can normal operating, is highly significant.

Summary of the invention

The purpose of this utility model just provides a kind of steering gear that changes the drill bit direction, the axle connected device that this steering gear mainly utilizes two groups of gears to form reaches the length of the bit and the bore angle that changes electric drill, so that the purpose that the electric drill after this steering gear can operate complex part or narrow environment is installed, and this steering gear can conveniently and freely be dismantled, and has overcome the shortcoming that operates inconvenience even can't operate when traditional electrical is drilled in the face of narrow environment or complex part.

The foregoing invention purpose is achieved, it is because adopted following technical scheme: a kind of steering gear that changes the drill bit direction, comprise a L-type pipe and a T-shaped pipe that is connected with the L-type pipe, one end of L-type pipe links to each other with input adapter, the other end is fixed with one with the jointing of disk, living between one end of the horizontal body of T-shaped pipe and the jointing is connected, and can do 360 ° and turn to; The other end of the horizontal body of T-shaped pipe is fixed with one with the anchor tip of disk, and corresponding fixing hole is arranged on the clutch disk of jointing and the fixed disc of anchor tip, is bolted between the fixing hole; Be fixed with the input bearing in the input adapter, be fixed with input shaft on the input bearing, input shaft stretches into L-type Guan Yiduan and is fixed with the input bevel gear; Be fixed with connection bearing in the jointing, be fixed with the connection for transmission axle on the connection bearing, the end that the connection for transmission axle gos deep into the L-type pipe is fixed with the Connectable umbrella generating gear, input bevel gear and the engagement of Connectable umbrella generating gear; The end that the connection for transmission axle gos deep into the horizontal body of T-shaped pipe is fixed with the transmission bevel gear; T-shaped pipe vertically end links to each other with out splice going splice, be fixed with the output bearing in the out splice going splice, be fixed with take-off (propeller) shaft on the output bearing, take-off (propeller) shaft is stretched into by vertical end of T-shaped pipe, an end that stretches into T-shaped pipe is fixed with the output bevel gear, transmission bevel gear and the engagement of output bevel gear, the take-off (propeller) shaft other end is fixed with an electric drill drill point.

Take the utility model of above-mentioned measure, the T-shaped pipe that utilizes the L-type pipe and link to each other with the L-type pipe is as axle connected device pedestal, two pairs of 45 ° of bevel gears are set have consisted of two axle connected devices, two-stage axle connected device is together in series and changes twice rotation direction, drive drill point by the power transmission shaft that links to each other with bevel gear simultaneously, changed the final boring direction of original electric drill.Thereby the utlity model has 360 ° of rotations of drill bit do that can make electric drill and regulate arbitrarily boring direction, need not change electric drill, conveniently detachable on electric drill, drill bit can directly be changed, the characteristics that can make electric drill under the complex part inside of size-constrained system or complex environment, hole or polish, expanded the range of application of electric drill, saved man-hour, made electric drill give play to larger effect.

For describing the utility model in detail, below in conjunction with accompanying drawing and the specific embodiment, the utility model is described in further detail.

Description of drawings

Fig. 1 is the utility model stereogram;

Fig. 2 is the utility model structural representation;

Fig. 3 is working state figure of the present utility model.

The specific embodiment

Such as Fig. 1, Fig. 2, shown in Figure 3, the utility model mainly is comprised of L-type pipe 1, T-shaped pipe 2, input adapter 3, jointing 4, anchor tip 5, out splice going splice 6, input shaft 7, connection for transmission axle 8, take-off (propeller) shaft 9, input bevel gear 10, Connectable umbrella generating gear 11, transmission bevel gear 12, output bevel gear 13, drill point 14, fixing hole 15, input bearing 16, connection bearing 17, output bearing 18, clutch disk 19, fixed disc 20, bolt 21 clamping plate 22.One end of L-type pipe 1 and input adapter 3 are fixed by screw thread, be fixed with input bearing 16 in the input adapter 3, input shaft 7 passes input bearing 16 and is fixed in the input bearing 16, the end that input shaft 7 stretches into L-type pipe 1 is fixed with input bevel gear 10, and the other end of input shaft 7 can be by the drill point clamping of electric drill.The other end of L-type pipe 1 links to each other by the jointing 4 with clutch disk 19 with an end of T-shaped pipe 2 horizontal bodys, jointing 4 is fixed on the L-type pipe 1, T-shaped pipe 2 horizontal body one end slightly larger in diameter are in jointing 4, with alive connection the between the jointing 4, can do 360 ° of rotations, realize that drill bit is to the function of any direction boring; The other end of T-shaped pipe 2 horizontal bodys is fixed with the anchor tip 5 with fixed disc 20, corresponding fixing hole 15 is arranged respectively on the clutch disk 19 of jointing 4 and the fixed disc 20 of anchor tip 5, and the fixing hole 15 that bolt 21 is passed two disks can be fixed on T-shaped pipe 2 on the jointing 4.Be fixed with connection bearing 17 in the jointing 4, connection bearing 17 is fixed wtih connection for transmission axle 8, fixed form is identical with input adapter 3.The end that connection for transmission axle 8 stretches into L-type pipe 1 is fixed with Connectable umbrella generating gear 11, input bevel gear 10 and be connected umbrella shape tooth 11 and take turns engagement, formation primary axis connected device; The end that connection for transmission axle 8 stretches into T-shaped pipe 2 horizontal bodys is fixed with transmission bevel gear 12.T-shaped pipe 2 vertically end is connected with out splice going splice 6, is fixed with in the out splice going splice 6 and exports bearing 18, exports bearing 18 and be fixed wtih take-off (propeller) shaft 9, and fixed form is identical with input adapter 3.Take-off (propeller) shaft 9 is vertically held by T-shaped pipe and is stretched into, and an end that stretches into T-shaped pipe 2 is fixed with output bevel gear 13,

transmission bevel gear

12 and 13 engagements of output bevel gear, formation secondary axle connected device; The other end of take-off (propeller) shaft 9 is fixed with an electric drill drill point 14, assigns can be used for implementing boring work after fixing drill bit.

The utility model is like this work: input shaft 7 is inserted in the drill point of electric drill, tighten fixing, adjust the drill bit direction to the angle of required probing, bolt 21 is passed the fixing hole 15 on the fixed disc 20 of the clutch disk 19 of jointing 4 and anchor tip 5, tighten fixing.After starting electric drill, the electric drill drill point rotates, and drives input shaft 7 and rotates, and input shaft 7 drives input bevel gear 10 and rotates; Input bevel gear 10 is with 11 engagements of Connectable umbrella generating gear and then drive its rotation, forms the primary axis connected device, changes rotation direction for the first time; Connectable umbrella generating gear 11 and then drive again connection for transmission axle 8 and transmission bevel gear 12 rotates, transmission bevel gear 12 is with 13 engagements of output bevel gear and then drive its rotation, forms secondary axle connected device; Export bevel gear 13 and be fixed on drive take-off (propeller) shaft 9 rotations on the take-off (propeller) shaft 9, take-off (propeller) shaft 9 is connected with drill point 14, drives drill point 14 and rotates, and is fixed with drill bit on the drill point 14, finally drives the drilling bit high-speed rotation and carries out drilling operation.Fastening for the utility model is cooperated with electric drill, be provided with clamping plate 22 on the both sides of L-type pipe 1, be used for fixing electric drill.

Claims

1. steering gear that changes the drill bit direction, comprise a L-type pipe and a T-shaped pipe that is connected with the L-type pipe, an end that it is characterized in that L-type pipe (1) links to each other with input adapter (3), the other end is fixed with a jointing with disk (4), T-shaped pipe (2) laterally between an end and the jointing (4) of body work be connected, can do 360 ° and turn to arbitrarily; T-shaped pipe (2) the laterally other end of body is fixed with an anchor tip with disk (5), corresponding fixing hole (15) is arranged on the clutch disk (19) of jointing (4) and the fixed disc (20) of anchor tip, fixing by bolt (21) between the fixing hole (15); Be fixed with input bearing (16) in the input adapter (3), be fixed with input shaft (7) on the input bearing (16), input shaft (7) stretches into L-type pipe (1) one end and is fixed with input bevel gear (10); Be fixed with connection bearing (17) in the jointing (4), be fixed with connection for transmission axle (8) on the connection bearing (17), the end that connection for transmission axle (8) gos deep into L-type pipe (1) is fixed with Connectable umbrella generating gear (11), input bevel gear (10) and Connectable umbrella generating gear (11) engagement; The end that connection for transmission axle (8) gos deep into the horizontal body of T-shaped pipe (2) is fixed with transmission bevel gear (12); T-shaped pipe (2) vertically end links to each other with out splice going splice (6), be fixed with output bearing (18) in the out splice going splice (6), be fixed with take-off (propeller) shaft (9) on the output bearing (18), take-off (propeller) shaft (9) is stretched into by vertical end of T-shaped pipe (2), an end that stretches into T-shaped pipe (2) is fixed with output bevel gear (13), transmission bevel gear (12) and output bevel gear (13) engagement, take-off (propeller) shaft (9) other end is fixed with an electric drill drill point (14).