CN200939520Y

CN200939520Y - Slotter

Info

Publication number: CN200939520Y
Application number: CN 200620045388
Authority: CN
Inventors: 傅福根
Original assignee: Shanghai Gangji Heavy Industry Co Ltd
Current assignee: Shanghai Gangji Heavy Industry Co Ltd
Priority date: 2006-08-31
Filing date: 2006-08-31
Publication date: 2007-08-29
Anticipated expiration: 2016-08-31

Abstract

The utility model discloses a slotter, which is provided with a frame cushion foundation, and a cam group arranged on the left upper part is connected with an extension end of the worm-wheel shaft in the feed power panel through a central key slot; in the other upside of the frame cushion foundation, the slotter has a trapeziform slider comprising two I-shaped frames; a slipway is positioned in the middle of the trapeziform, and an air clamp is arranged on the slipway; a small trapeziform seat formed by two I-shaped gargets is arranged near the right part of the trapeziform slider, on which a milling cutter power panel and a motor are positioned; and a shaft and a milling cutter which are arranged in parallel and extended vertically. The slotter is mainly used to make the railing steel pipe welding fork entry of the crane. Compared with the ordinary milling machine, the utility model, the productivity efficiency is improved. Besides, the slotter has the advantages of low cost, easy operation, stability, high effectiveness and good application effect.

Description

Slotter

Technical field

The utility model relates to lathe engineering field in the machinery manufacturing industry, more specifically, is meant a kind of slotter, and this slotter is used to process the steel pipe prong.

Background technology

In the harbour machinery, big machinery or jumbo have accounted for very most of, are a kind of big machinery as the harbour with the large-scale bridge type lifting machine.But when this big machinery of processing and manufacturing, also can run into the processing problems of many common or little shape parts.As the bridge-type lifting machine, in order to ensure operating personnel's safety, around guard rail is housed, guard rail steel pipe electric welding commonly used links into an integrated entity and surrounds.Large-scale bridge type lifting machine railing still is more with the quantity of steel pipe, all will process a prong to steel pipe one end and just can carry out before welding.Steel pipe one end yoke mouth processing method can adopt conventional lathe to carry out, and as adopting milling machine processing, the factor amount is more, and then processing cost is higher, and the requirement on machining accuracy of steel pipe prong is not high, has formed to waste one's talent on a petty job and non-remunerative disadvantage.Steel pipe two ends prong processing method also can adopt manual operations, as adopting the flame cutting forming, then exists and expends time in and shortcoming such as quality instability, and efficient is also very low.This shows, adopt conventional machine tooling and manual operations all to have more above-mentioned shortcomings, therefore, need the groove milling equipment of a kind of special use of design, solve the problem of steel pipe two ends prong processing, so that enhance productivity and improve the quality of products.

The utility model content

In order to solve the above-mentioned shortcoming that steel pipe prong processing exists, the utility model provides a kind of simple in structure, slotter that working (machining) efficiency is high, for bridge-type lifting machine or similar plant equipment are provided convenience with the processing of steel pipe.

The technical scheme that its technical problem that solves the utility model adopts is:

A kind of slotter, a hollow cuboid gantry base of laterally putting is a cam set on the last plane on the nearly base left side, cam set is connected with the external part that is arranged in gantry base feed headstock worm-wheel shaft by the center keyway; On the plane, connecting two trapezoidal slides that I-shaped parts constitute by bolting on all the other of gantry base, is a slide unit in the middle of the trapezoidal slide, is a secondary air-actuated jaw on the slide unit; On the last plane on the nearly the right of trapezoidal slide, connecting two little trapezoid seats that I-shaped parts constitute by bolting, is milling cutter headstock and motor on the little trapezoid seat, and the milling cutter headstock is outward two axle and milling cutters parallel to each other and vertically stretch out.

Described cam set is to be made of up big and down small two cams; Big cam is spiral yarn shaped grooved cam, and by the groove internal rotor, bearing and connecting rod are connected with slide unit, and slide unit the right has a multiple resilience spring to be connected with the trapezoidal slide left side; Little cam is the circular cam with plush copper, and there is a jettron on the circular cam limit, and jettron contact for collision on the plush copper of circular cam and the limit, all the other circular curves of circular cam partly with the limit on jettron do not contact.

One of jettron joins with source of the gas, and the gas path pipe mouth of air-actuated jaw joins on other end and the slide unit.

Because the utility model adopted above-mentioned technical scheme, in this technical scheme, this slotter is mainly used in the railing steel pipe weld yoke or the similar products of processing crane, the utility model with compare with plain-milling machine processing, improved production efficiency; In addition, this slotter low cost of manufacture, simple to operate, working stability and efficient height, result of use is good.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the structural representation of slotter described in the utility model.

Fig. 2 is that cam set structure of the present utility model is overlooked and curve synoptic diagram.

Among the figure:

1--feed headstock, 2---jettron, 3--cam set, 4--steel pipe

The 5--slide unit, the 6--air-actuated jaw, 7--milling cutter headstock, the 8--milling cutter,

The 9--motor, the 10--slide, the 11--gantry base, the multiple resilience spring of 12--,

The 13--motor, the little cam of 14--, 15--big cam, 16--rotor

The specific embodiment

See also see illustrated in figures 1 and 2.

Slotter of the present utility model comprises, the one hollow cuboid gantry base 11 of laterally putting, on plane on the nearly base left side, adorn a cam set 3, cam set 3 usefulness center keyways are connected with the external part that is arranged in gantry base 11 feed headstocks 1 worm-wheel shaft, feed headstock 1 motor 13 laterally is housed; On the plane, connecting two trapezoidal slides 10 that I-shaped parts constitute by bolting on all the other of gantry base 11, is a slide unit 5 in the middle of the trapezoidal slide 10, is a secondary air-actuated jaw 6 on the slide unit 5; The last plane on trapezoidal slide 10 nearly the right, connecting two little trapezoid seats that I-shaped parts constitute by bolting, is milling cutter headstock 7 and motor 9 on the little trapezoid seat, outside the milling cutter headstock 7, by two axle and milling cutters 8 parallel to each other and vertically stretch out, constitute a slotter.Cam set 3 is to constitute (please in conjunction with Fig. 2) by up big and down small two cams, and it is spiral yarn shaped grooved cam that big cam 15 is one, and by groove internal rotor 16, bearing and connecting rod are connected with slide unit 5, and slide unit 5 the right have a multiple resilience spring 12 to be connected with the trapezoidal slide left side; Little cam 14 is a circular cam with plush copper, and there is a jettron 2 on the circular cam limit, and jettron 2 collisions contacts on the plush copper of circular cam and the limit, and all the other circular curves of circular cam are jettron 2 contact-impact not partly and on the limit.One of jettron 2 joins with source of the gas, and the gas path pipe mouth of air-actuated jaw 6 joins on other end and the slide unit 5.Add and open air-actuated jaw 6 man-hour, put steel pipe 4, the processing of can starting shooting to locating piece.

Two cam curve shapes up and down of cam set 3 as shown in Figure 2.Big cam 15 is spiral yarn shaped grooved cams, in 360 ° of one week, rises to long radius from spiral yarn shaped minor radius and will account for 300 °, and promptly by the groove internal rotor, bearing and connecting rod move

right slide unit

5, and 8 pairs of steel pipes of two milling cutters 4 carry out groove milling processing; Reducing to nadir (least radius) from spiral yarn shaped long radius is 15 °, and promptly slide unit 5 moves to left side initial point rapidly from the right of trapezoidal slide under the effect of multiple resilience spring 12; The isometrical arc of nadir (least radius) is 45 °, i.e. 5 resting stages of slide unit, can take out manufactured steel pipe 4, puts into the new steel pipe that will process 4.Little cam 14 is the circular cams with plush copper, the circular arc line segment of its plush copper is 45 °, it is 5 resting stages of slide unit, also be plush copper with the limit on jettron 2 collisions contact the phase, jettron 2 effects, air-actuated jaw 6 unclamps, and takes out manufactured steel pipe 4, put into the action of the new steel pipe that will process 4, the arc of circle line segment of little cam and changeover portion are 315 °.

In addition, the groove of spiral yarn shaped grooved cam can be towards last; For dust protection, also can face down, promptly spiral yarn shaped grooved cam can positive and negative two kinds of connections.

After connecting power supply, feed headstock 1 and cam set 3 begin to rotate by designed direction of rotation, slide unit 5 by static → worker advance → rewind down → static form works again and again.Jettron 2 is opened when slide unit 5 is static, unclamps automatically after air-actuated jaw 6 decompressions; When slide unit 5 enters after the worker advances state, jettron 2 cuts out, and air-actuated jaw 6 is in clamped condition.Before knocking off, need not shut down in the work afterwards.

After slide unit 5 was return, under the control of cam set 3, jettron 2 leakage ports were opened, and unclamp automatically after air-actuated jaw 6 decompressions, and slide unit remained static about 5 nearly ten seconds.Can take out manufactured steel pipe 4 this moment from air-actuated jaw 6, reinstall unprocessed steel pipe 4, and loosing one's grip after steel pipe 4 is run into position block gets final product.

Slide unit 5 enters the worker and advances the stage under the promotion of cam, this moment, jettron 2 leakage ports were closed, and air-actuated jaw 6 clamps steel pipe 4 under the compressed air effect, and after the idle stroke in several seconds, two milling cutters 8 of milling cutter headstock 7 begin to process steel pipe 4 both sides prongs until finishing.Next slide unit 5 enters the rewind down stage, when slide unit 5 is in the rewind down end, will repeats foregoing and carry out.

Claims

1. slotter is characterized in that: a hollow cuboid gantry base of laterally putting is a cam set on the last plane on the nearly base left side, and cam set is connected with the external part that is arranged in gantry base feed headstock worm-wheel shaft by the center keyway; On the plane, connecting two trapezoidal slides that I-shaped parts constitute by bolting on all the other of gantry base, is a slide unit in the middle of the trapezoidal slide, is a secondary air-actuated jaw on the slide unit; On the last plane on the nearly the right of trapezoidal slide, connecting two little trapezoid seats that I-shaped parts constitute by bolting, is milling cutter headstock and motor on the little trapezoid seat, and the milling cutter headstock is outward two axle and milling cutters parallel to each other and vertically stretch out.

2. slotter according to claim 1 is characterized in that: described cam set is to be made of up big and down small two cams; Big cam is spiral yarn shaped grooved cam, and by the groove internal rotor, bearing and connecting rod are connected with slide unit, and slide unit the right has a multiple resilience spring to be connected with the trapezoidal slide left side; Little cam is the circular cam with plush copper, and there is a jettron on the circular cam limit, and jettron contact for collision on the plush copper of circular cam and the limit, all the other circular curves of circular cam partly with the limit on jettron do not contact.

3. slotter according to claim 1 and 2 is characterized in that: one of jettron joins with source of the gas, and the gas path pipe mouth of air-actuated jaw joins on other end and the slide unit.

4. slotter according to claim 1 and 2, it is characterized in that: described spiral yarn shaped grooved cam in 360 ° of one week, accounts for 300 ° from spiral yarn shaped minor radius to long radius section, from spiral yarn shaped long radius to nadir section is 15 °, and the isometrical arc of nadir is 45 °; The groove of spiral yarn shaped grooved cam can be towards last connection, and connection also can face down.

5. slotter according to claim 1 and 2 is characterized in that: described circular cam with plush copper, and its plush copper circular arc line segment accounts for 45 °, and its arc of circle line segment and changeover portion are 315 °.