CN2513705Y

CN2513705Y - Automatic tapper capable of processing different screw pitches

Info

Publication number: CN2513705Y
Application number: CN 01266084
Authority: CN
Inventors: 林金雄
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-11-15
Filing date: 2001-11-15
Publication date: 2002-10-02
Anticipated expiration: 2011-11-15

Abstract

The utility model provides an automatic tapping machine, which can tap different screw pitches. Except for lifting threads automatically, the tapping machine is equipped with better practical effects of regulating the lifting speed according to requirements and adapting to the requirements of different screw pitch tapping. The machine is mainly to arrange a coupled shaft which is equipped with a driving gear and a coupled gear and a driven shaft which is equipped with lifting gear and a driven gear between a collet, a spindle, a spindle with a rack and a dynamic shaft. The dynamic conduction is formed and the machine is equipped with a lifting and rotary collet. A tap, which is assembled from the collet, can automatically tap. And the coupled gear and the driven gear are designed to be replaceable. The coupled gear and the driven gear of required number and a variable speed ratio can be replaced according to the size of the screw pitch to be tapped. One machine can be applied to the tapping requirements of different screw pitches. And the tapping machine is provided with better practicality and promoted effect.

Description

Can attack the automatic tapping machine of the different pitch of system

Technical field

The utility model relates to a kind of tapping machine, especially can attack the automatic tapping machine of the different pitch of system.

Background technology

The tapping machine of traditional type, though have the function that makes the tapping of tapping-head automatic lifting, its structure difference can not one be changeed a pitch, but about the thread guiding by cutter, can produce the bad phenomenon of screw thread like this.

Summary of the invention

In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of automatic tapping machine of attacking the different pitch of system, its applicable needs of attacking the various different pitch of system, can make a tractor serves several purposes and increase practicality, and have better convenience, low cost, the good practical effect of function.

In order to achieve the above object, the utility model provides a kind of automatic tapping machine of attacking the different pitch of system, comprise body and power motor, be provided with line shaft in the body, line shaft is provided with the belt wheel of one interlock, power gear and tool chuck, the main shaft of master gear, the master gear of main shaft is engaged in power gear, the periphery of main shaft is arranged with spindle tube, this power the tip of the axis is provided with scroll gear, this tapping machine also is provided with a couple axle, driven shaft, couple axle one end is provided with the driven wheel that is meshed with the scroll gear of line shaft, the other end is provided with linked gear removably, a driven shaft then end is provided with correspondence removably, be engaged in the driven gear of couple axle linked gear, the other end then is provided with lifter wheel, one side periphery of this spindle tube is provided with the tooth bar with the engagement of the lifter wheel of driven shaft, and linked gear and driven gear are replaceable to be the gear of the two different numbers of teeth.By said structure, removable, group that its linked gear and driven gear are, and the different numbers of teeth of replaceable two gears, form different gear ratio, and then can set different main shaft chuck decrease speeds, reach and to adapt to the required difference decline tapping speed of different pitch, and have the effect of a machine applicable to different pitch tapping.

The utility model has the advantages that:

(1) be not subjected to the restriction of closely-pitched, change simple and easy, but and High Speed Threading.

(2) can be one changes and to attack a tooth (that is changes a pitch), and feed synchronously, withdrawing are therefore accurate, stablizing effect is good, and can connect the soft plastic workpiece, also can the perfect screw thread of tapping.

(3) change a pitch because of one, can withdrawing from after tapping, jumping can not can be up drawn in work, so can establish the anchor clamps of pushing down or clamping, allows the anchor clamps simplification.

(4) stable because of action effect, so can allow general layman (beginner, unskilled person) also can manipulate.

Description of drawings

Below in conjunction with drawings and Examples the utility model is elaborated:

Fig. 1 is the utility model stereo appearance figure;

Fig. 2 is the utility model solid and partial sectional view;

Fig. 3 is an action schematic diagram of the present utility model.

The specific embodiment

See also Fig. 1,2, it is a body 1, have clutch 3, power motor H up and down, be provided with line shaft 10 in it, line shaft 10 is provided with belt wheel 13, the power gear 11 of one interlock, and, be provided with the main shaft 30 of tool chuck 2, master gear 31, the master gear 31 of main shaft 30 is engaged in power gear 11, and the periphery of main shaft 30 is arranged with spindle tube 32, and can according to the control lifting, and and then make main shaft 30 and chuck 2 liftings thereof, allow the hole tapping of 4 pairs of workpiece of screw tap that chuck 2 assembled;

The end of this line shaft 10 is provided with scroll gear 12, again, be provided with a couple axle 14, driven shaft 20, scroll gear 12 engagement one, the other end that couple axle 14 1 ends are provided with driven wheel 15 and line shaft 10 are provided with linked

gear

16, and 20 one ends of driven shaft are provided with correspondence, are engaged in the driven gear 21 of couple axle 14 linked gears 16, and the other end then is provided with lifter wheel 22, in addition, one side periphery of spindle tube 32 is provided with tooth bar 33, tooth bar 33 and with the lifter wheel 22 engagement one of driven shaft 20;

By above-mentioned structure, composition, effect of the present utility model, effect, specification specified is as follows again:

As shown in Figure 3, during use, when motor M rotates, via belt and belt wheel 13, and make line shaft 10, power gear 11, scroll gear 12 rotates, form the two-way transmission, one route power gear 11 drives master gear 31, makes main shaft 30 and chuck 2 thereof, the screw tap 4 that chuck is assembled rotates, and another road is then by scroll gear 12 rotational driving gears 15, via its couple axle 14, linked gear 16, and driven gear 21 is rotated, again via driven shaft 20, the synchronous rotation of lifter wheel 22, and its tooth bar that meshes 33 is driven downwards, even spindle tube 32 and connect group main shaft 30 descend, and the screw tap 4 that allows chuck 2 be assembled descends to the hole tapping of workpiece.Otherwise tapping is finished, motor M counter-rotating, and can make each above-mentioned gear counter-rotating, even spindle tube 32, main shaft 30, chuck 1 and screw tap 4 thereof rise, treat tapping effect next time;

By above-mentioned explanation as can be known, the utlity model has the effect of automatic lifting tapping, reach splendid practical effect.

Again, the utility model has a splendid effect, that is: but the utility model is because of being set as gear type interlock lifting self-tapping, so, this linked gear 16 and driven gear 21, be removable, group, and the gear of the replaceable different number of teeth, gear ratio reaches the different rising or falling speed of control spindle tube 32, main shaft 32 and chuck thereof 2.In other words, the number of teeth of linked gear 16 can be changed into the number of teeth more than driven gear 21, make the rotating speed of driven shaft 20 very fast and be, make spindle tube 32, the decrease speed of main shaft 30 is very fast, or, with the number of teeth of linked gear 16, change the number of teeth that is less than driven gear 21 into, be slower and be the rotating speed that makes driven shaft 20, make spindle tube 32, the decrease speed of main shaft 30 is slower, therefore, the fast person of decrease speed, applicable pitch is the tapping of thick (pitch is big), the slow person of decrease speed, then applicable to the tapping of thin pitch, but and multi-purpose machine is applicable to various pitch, have practicality and splendid effect widely.

In addition, linked gear 16, the driven gear 21 of changeing of the present utility model, also extremely convenient, that is: as shown in Figure 1, the side of linked gear 16 of the present utility model, driven gear 21 seals with a capping 5 on body 1, and take capping 5 apart is replaceable required gear, and it is extremely convenient to use.

In sum, structure of the present utility model in the tapping machine field of articles, is unprecedented creation really, and the effect of being reached also has splendid practicality really and promotes effect, meets the utility model patent requirement, special proposition patent application.

Claims

1, a kind of automatic tapping machine of attacking the different pitch of system, comprise body and power motor, be provided with line shaft in the body, line shaft is provided with belt wheel, power gear and the tool chuck of one interlock, the main shaft of master gear, the master gear of main shaft is engaged in power gear, the periphery of main shaft is arranged with spindle tube, it is characterized in that:

This power the tip of the axis is provided with scroll gear, this tapping machine also is provided with a couple axle, driven shaft, couple axle one end is provided with the driven wheel, the other end that are meshed with the scroll gear of line shaft and is provided with linked gear removably, driven shaft one end is provided with correspondence removably, is engaged in the driven gear of couple axle linked gear, the other end then is provided with lifter wheel, one side periphery of this spindle tube is provided with the tooth bar with the engagement of the lifter wheel of driven shaft, and linked gear and driven gear are replaceable to be the gear of the two different numbers of teeth.