CN201493561U

CN201493561U - reaming machine

Info

Publication number: CN201493561U
Application number: CN2009203053128U
Authority: CN
Inventors: 刘瑞锋; 黄平; 柳新庆
Original assignee: WUCHANG SHIPBUILDING INDUSTRY Co Ltd
Current assignee: Wuchang Shipbuilding Industry Group Co Ltd
Priority date: 2009-06-30
Filing date: 2009-06-30
Publication date: 2010-06-02
Anticipated expiration: 2019-06-30

Abstract

The utility model relates to a large-sized circular-hole reaming device, and provides a rearming machine, which comprises a cutting mechanism, a feeding mechanism and a power device, wherein the cutting mechanism comprises a box body, a box cover, a worm, a worm gear, a rotating shaft, a reamer shaft, a guide key, a retainer ring and a large end cover; the feeding mechanism comprises a screw rod, a cylinder body, a cylinder cover, a driving nut, a guide lantern ring, a guide loop bar, a roller bearing, a bearing retainer ring, a shaft sleeve, a hand wheel and a handle, and the power device comprises a motor, an electromagnetic starter and an elastic coupler. The rearming machine has compact structure and good heat radiation performance; all parts are connected with each other in a detachable way, so the rearming machine is convenient to handle, to install and to disassemble, and is convenient to perform the drilling and the reaming operation in a narrow space.

Description

Broach(ing) machine

Technical field

The utility model relates to the plant equipment field, the particularly on-the-spot large-scale circular hole reaming apparatus that usefulness is installed.

Background technology

Enterprise carries out the erecting bed in construction, for example cuts with scissors out large-scale circular hole in the boats and ships production installation process on abutted flange, needs to use broach(ing) machine.Existing broach(ing) machine is serious in the heating of work a period of time rear transmission gear box body, needs to shut down to treat could continue operate as normal after its cooling, and job schedule is affected greatly.The installation of this broach(ing) machine in addition, adjustment need the secondary location, and workload is big, use inconvenient.And existing universal portable broach(ing) machine, its reamer diameter is little, processes the stroke deficiency, does not possess the working ability of large-scale circular hole.

The utility model content

Technical problem to be solved in the utility model provides a kind of broach(ing) machine, overcomes existing large aperture broach(ing) machine weak heat-dissipating, and build is big, Heavy Weight, the defective of carrying and installation difficulty.

For solving the problems of the technologies described above, the utility model provides a kind of broach(ing) machine, comprises cutting mechanism, feed mechanism, power set, it is characterized in that, described cutting mechanism comprises casing, case lid, worm screw, worm gear, turning cylinder, reamer axle, feather key; Described worm gear, worm gear pair are assemblied in the described casing, and described worm screw is rotated and drives the worm gear rotation, and described worm gear is connected with described turning cylinder by key, and drives the rotation of described turning cylinder by the rotation of worm gear; Described turning cylinder is connected with described reamer axle by described feather key, drives the rotation of described reamer axle, finishes machining thereby drive the reamer that is assemblied in reamer axle front end; This feather key is carry-over moment both, makes turning cylinder drive the rotation of reamer axle, has guide effect again, and the reamer axle is moved forward and backward along feather key; Described reamer axle front end has the reamer hole, and reamer can be installed; Described turning cylinder is installed on the casing by clutch shaft bearing, makes turning cylinder can bear axial load, can bear radial load again, and described clutch shaft bearing is by described end cap stationary positioned on casing;

Described feed mechanism comprises screw mandrel, cylindrical shell, cover, transmission nut, the guiding collar, guiding loop bar, roller bearing, end ring, axle sleeve, handwheel, handle, described cylindrical shell is installed on the described casing by bolt, described screw mandrel, transmission nut, reamer shaft tail end all are positioned at described cylindrical shell, described transmission nut is connected with described screw mandrel by screw thread and can moves axially along screw mandrel, and described transmission nut connects described reamer axle by described roller bearing; Described fairlead ring set and connects described guiding loop bar on described transmission nut, described guiding loop bar is connected on the described fairlead ring set by bolt, and an end of guiding loop bar elongation embeds in the cracking of described cylindrical shell; The tail end of described screw mandrel is connected with described cover by described axle sleeve, and the part that described screw mandrel tail end stretches out described cylindrical shell is connected with described handwheel axle center, and described handle is installed on the described handwheel; By rotating handwheel,, thereby finish the feeding of reamer when wanting feed because the restriction of guiding loop bar is advanced transmission nut driving reamer axle.

Described power set comprise motor, electromagnetic starter, yielding coupling, described motor output shaft is vertical with described reamer direction of principal axis, described electromagnetic starter is controlled described motor start and stop, described motor is connected with described worm screw by described yielding coupling, and drive the rotation of described worm screw, and then drive the motion of worm gear and cutting mechanism.

As improvement, described broach(ing) machine also comprises seat board, and described casing and motor all are fixedly mounted on the seat board, makes whole broach(ing) machine form an integral module, is convenient to install, adjusts and moves.

As optimization, described roller bearing is installed in described transmission nut head and the tail two ends respectively, and the head end taper roll bearing withstands on the described reamer axle, and the tail end taper roll bearing withstands on the described end ring, and described end ring is fixedly mounted on the described reamer axle:

Further, described broach(ing) machine also comprises big end cap, back-up ring, and described casing adopts cast form, is tightly connected with sealing ring between described big end cap and the clutch shaft bearing, and described turning cylinder stretches out the end face of described casing described back-up ring is installed.

More optimize, be marked with lubricating oil in the described casing, described bottom half is provided with the draining plug screw, the top is provided with bleed screw, conveniently to install and use.

The transmission of the utility model broach(ing) machine, infeed mean compact conformation are convenient to bore in the small space, ream operation, and can be adopted electronic and the manual working dual mode, the operating efficiency height, and precision is controlled well, has shortened construction period, has improved economic benefit.Simultaneously, its power section and transmission, infeed mean adopt the detachable load of belt to connect, and make things convenient for carrying, installation, the dismounting of this device, have alleviated working strength of workers greatly.

Description of drawings

Below in conjunction with the drawings and specific embodiments the technical solution of the utility model is further described in detail.

Fig. 1 is a main cutaway view of the present utility model.

Fig. 2 is that the A of the utility model Fig. 1 is to cutaway view.

The specific embodiment

As shown in Figure 1, casing 4 is installed on the base 1 by bolt pair 44,45, and worm gear 19, worm screw 6 pairs are assemblied in the casing 4, and worm screw 6 is rotated and drives worm gear 19 rotations, worm gear 19 is connected with turning cylinder 20 by key 10, and drives the rotation of turning cylinder 20 by the rotation of worm gear 19; Turning cylinder 20 is connected with reamer axle 25 by feather key 22, drives the rotation of reamer axle 25, finishes machining thereby drive the reamer that is assemblied in reamer axle 25 front ends; Feather key 22 is carry-over moment both, makes turning cylinder 20 drive 25 rotations of reamer axle, has guide effect again, and reamer axle 25 is moved forward and backward along feather key 22; Reamer axle 25 front ends have mohs tapered bore 14, and Morse taper reamer can be installed; Turning cylinder 20 is installed on the casing 4 by a pair of angular contact ball bearing 13 and a pair of deep groove ball bearing 59, make turning cylinder 25 can bear axial load, can bear radial load again, angular contact ball bearing 13 and deep groove ball bearing 59 pass through end cap 17 stationary positioned on casing 4; Casing 4 adopts cast form, and structure adopts hermetically-sealed construction, adopts lip-type packing 12 to be connected and sealed between big end cap 8 and the turning cylinder 20.The end face of turning cylinder 20 is by back-up ring 11 sealings.Be marked with lubricating oil in the casing 4, and the design draining plug screw 2, bleed screw 21, oil ga(u)ge 5 are arranged, conveniently to install and use.

Feed mechanism comprises: cylindrical shell 23 is installed on the casing 4 by bolt 57,15, screw mandrel 24, transmission nut 27, reamer axle 25 tail ends all are positioned at cylindrical shell 23, transmission nut 27 is connected with screw mandrel 24 by screw thread and can moves axially along screw mandrel 24, and transmission nut 27 connects reamer axle 25 by roller bearing 26; Roller bearing 26 is installed in transmission nut 27 head and the tail two ends respectively, and the head end taper roll bearing withstands on the reamer axle 25, and the tail end taper roll bearing withstands on the end ring 28, and end ring 28 is fixedly mounted on the reamer axle 25 by

bolt pair

29,30; The guiding collar 31 is enclosed within on the transmission nut 27, and connects guiding loop bar 32, and guiding loop bar 32 connects the guiding collar 31 by bolt, and an end of guiding loop bar 32 elongations embeds in the cracking of cylindrical shell; The tail end of screw mandrel 24 is connected with cover 43 by axle sleeve 38, and screw mandrel 24 tail ends stretch out cover 43 and are connected with handwheel 36 axle center, and handle 37 is installed on the handwheel 36; By rotating handwheel 36,, thereby finish the feeding of reamer when wanting feed because the restriction of guiding loop bar 32 is advanced transmission nut 27 driving reamer axles 25.Handwheel 36 rotates a circle can promote reamer feed 3mm.The impulse stroke of this broach(ing) machine reaches 425mm.

As shown in Figure 2, in conjunction with Fig. 1, power set comprise motor 58, electromagnetic starter 60, yielding coupling 54, described motor 58 output shafts are vertical with reamer axle 25 directions, 58 start and stop of electromagnetic starter 60 control motors, motor 58 is connected with worm screw 6 by yielding coupling 54, and drives the rotation of worm screw 6, and then drives the motion of worm gear 19 and cutting mechanism.Worm screw end cap 47 adopts O-ring seals 46 to seal with the junction of casing 4.Casing 4 and motor 58 all are fixedly mounted on the seat board 1, make whole broach(ing) machine form an integral module, are convenient to install, adjust and move.

It should be noted last that, the above specific embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.

Claims

1. a broach(ing) machine comprises cutting mechanism, feed mechanism, power set, it is characterized in that,

Described cutting mechanism comprises casing, case lid, worm screw, worm gear, turning cylinder, reamer axle, feather key, back-up ring, big end cap; Described worm gear, worm gear pair are assemblied in the described casing, and described worm screw is rotated and drives the worm gear rotation, and described worm gear is connected with described turning cylinder by key, and drives the rotation of described turning cylinder by the rotation of worm gear; Described turning cylinder is connected with described reamer axle by described feather key, drives the rotation of described reamer axle, finishes machining thereby drive the reamer that is assemblied in reamer axle front end; Described reamer axle front end has the reamer hole, and reamer can be installed; Described turning cylinder is installed on the casing by clutch shaft bearing, and described clutch shaft bearing is by described end cap stationary positioned on casing;

Described feed mechanism comprises screw mandrel, cylindrical shell, cover, transmission nut, the guiding collar, guiding loop bar, roller bearing, end ring, axle sleeve, handwheel, handle, described cylindrical shell is installed on the described casing by bolt, described screw mandrel, transmission nut, reamer shaft tail end all are positioned at described cylindrical shell, described transmission nut is connected with described screw mandrel by screw thread and can moves axially along screw mandrel, and described transmission nut connects described reamer axle by described roller bearing; Described fairlead ring set and connects described guiding loop bar on described fairlead ring set, described guiding loop bar is connected on the described transmission nut by bolt, and an end of guiding loop bar elongation embeds in the cracking of described cylindrical shell; The tail end of described screw mandrel is connected with described cover by described axle sleeve, and the part that described screw mandrel tail end stretches out described cylindrical shell is connected with described handwheel axle center, and described handle is installed on the described handwheel;

Described power set comprise motor, electromagnetic starter, yielding coupling, described motor output shaft is vertical with described reamer direction of principal axis, described electromagnetic starter is controlled described motor start and stop, and described motor is connected with described worm screw by described yielding coupling, and drives the rotation of described worm screw.

2. broach(ing) machine according to claim 1 is characterized in that, also comprises seat board, and described casing and motor all are fixedly mounted on the seat board.

3. broach(ing) machine according to claim 1 and 2, it is characterized in that, described roller bearing is installed in transmission nut head and the tail two ends respectively, the head end taper roll bearing withstands on the described reamer axle, the tail end taper roll bearing withstands on the described end ring, and described end ring is fixedly mounted on the described reamer axle.

4. broach(ing) machine according to claim 1 and 2, it is characterized in that also comprising big end cap, back-up ring, described casing adopts cast form, is tightly connected with sealing ring between described big end cap and the clutch shaft bearing, and described turning cylinder stretches out the end face of described casing described back-up ring is installed.

5. broach(ing) machine according to claim 4 is characterized in that, is marked with lubricating oil in the described casing, and described bottom half is provided with the draining plug screw, the top is provided with bleed screw.