CN105033360A - Easy tool changing mechanism of numerical control gear hobbing machine - Google Patents

Easy tool changing mechanism of numerical control gear hobbing machine Download PDF

Info

Publication number
CN105033360A
CN105033360A CN201510565410.5A CN201510565410A CN105033360A CN 105033360 A CN105033360 A CN 105033360A CN 201510565410 A CN201510565410 A CN 201510565410A CN 105033360 A CN105033360 A CN 105033360A
Authority
CN
China
Prior art keywords
cylinder
oil
shaft
piston
main shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510565410.5A
Other languages
Chinese (zh)
Inventor
颜拴岐
顾吉
刘山
张瑞武
吴增峰
梅雪松
运侠伦
王方成
杨永强
黄宁玲
郝思宇
牟军录
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yancheng Qinchuan Huaxing Machine Tool Co Ltd
Original Assignee
Yancheng Qinchuan Huaxing Machine Tool Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yancheng Qinchuan Huaxing Machine Tool Co Ltd filed Critical Yancheng Qinchuan Huaxing Machine Tool Co Ltd
Priority to CN201510565410.5A priority Critical patent/CN105033360A/en
Publication of CN105033360A publication Critical patent/CN105033360A/en
Pending legal-status Critical Current

Links

Abstract

The invention belongs to the technical field of grinding, and in particular, provides an easy tool changing mechanism of a numerical control gear hobbing machine. The easy tool changing mechanism comprises a hob shaft, wherein a first hydraulic cylinder comprises a first cylinder body capable of moving and a first piston arranged in the first cylinder body; the first cylinder body is slidingly arranged on a guide rail, and is fixedly connected with a rotating shaft; a bearing is mounted outside the rotating shaft; one end of the hob shaft is connected into the bearing, and the other end is connected with a frustum; a pull nail is fixed at the top end of the frustum; a moving main shaft is arranged in a bracket; the front end of the moving main shaft is exposed outside the bracket, and is coated with a disc spring; the back end of the moving main shaft is fixedly connected with a clamping sleeve; and a second hydraulic cylinder comprises a fixed second cylinder body and a movable second piston inserted in the second cylinder body. The tool changing mechanism, provided by the invention, is convenient for operation, adopts a hydraulic locking mechanism, enables the whole mechanism to be simpler, saves the tool changing time, improves the tool changing efficiency, and is strong in practicability.

Description

A kind of easy cutter-exchange mechanism of chain digital control gear hobbing machine
Technical field
The invention belongs to machining equipment technical field, be specifically related to a kind of easy cutter-exchange mechanism of chain digital control gear hobbing machine.
Background technology
Along with the development of industry, the application of Digit Control Machine Tool is more and more extensive, especially the machining accuracy of numerical control equipment and working (machining) efficiency are had higher requirement, chain digital control gear hobbing machine has been one of most important equipment of Gear Processing, because different gears processed by gear-hobbing machine, so often need to change hobboing cutter, cutter-exchange mechanism is for exchanging new and old cutter to adapt to different machining status, and the cutter-exchange mechanism of gear-hobbing machine directly affects the production efficiency of gear hobbing.
But the loose cutter of traditional gear-hobbing machine cutter-exchange mechanism and tool changing action more complicated, operation inconvenience, loses time, reduces the working (machining) efficiency of gear-hobbing machine.In addition, traditional piston mechanism is fixed by cylinder body, makes piston movement carry out execution by hydraulic system, greatly reduces the working range of hydraulic piston mechanism.
Summary of the invention
The object of the invention is the defect overcoming above-mentioned prior art, provide a kind of structure simple, the easy cutter-exchange mechanism of the chain digital control gear hobbing machine that tool changing efficiency is high.
For this reason, the invention provides a kind of easy cutter-exchange mechanism of chain digital control gear hobbing machine, comprise cutter shaft, also comprise pedestal and be arranged on the first hydraulic cylinder on pedestal, second hydraulic cylinder, guide rail and mobile main shaft, described first hydraulic cylinder comprises moveable first cylinder body and is arranged on the first piston in the first cylinder body, described first piston is fixed on pedestal, first cylinder body is slidably arranged on guide rail, first cylinder body is fixedly connected with turning cylinder, outside turning cylinder, bearing is installed, one end of described cutter shaft is connected in bearing, the other end is connected with frustum, the top of described frustum is fixedly installed blind rivet, fixed by first piston, HYDRAULIC CONTROL SYSTEM first movement of cylinder block carrys out execution, can install other moving component, greatly extend the working range of hydraulic piston mechanism, also provide condition for some parts are arranged on inside lathe on the first cylinder body.The tapering of described frustum is 4:27.
Described mobile main shaft is arranged in bracket, is exposed at bracket outer and be arranged with dish outside the front end of mobile main shaft
Spring, the rear end of mobile main shaft is fixedly connected with cutting ferrule; Described second hydraulic cylinder comprises the second fixing cylinder body and is located in moveable second piston in the second cylinder body.It should be noted that, when hobboing cutter is in clamped condition, blind rivet is clamped in cutting ferrule, and the second piston slides and withstands mobile main shaft.
As structural improvement, the end of described first piston and sidepiece be respectively provided with the first oil-in and
Second oil-in, described first oil-in is communicated with the first cylinder body respectively with the second oil-in.Hydraulic oil is passed into respectively the first oil-in and the second oil-in, the moving direction of the first cylinder body can be controlled.
As structural improvement, the side of described second cylinder body is provided with the 3rd oil-in, and described 3rd oil-in is communicated with the second cylinder body.Hydraulic oil is passed into the 3rd oil-in, the second piston can be controlled and move.
As structural improvement, described mobile main shaft is provided with axle sleeve and shaft end ring, and described axle sleeve is positioned at the inner side of shaft end ring, and disc spring is arranged on outside axle sleeve.Under disc spring is in compressive state when mounted, can by the screw sets elastic force of shaft end ring.
Beneficial effect of the present invention: the easy cutter-exchange mechanism of this chain digital control gear hobbing machine provided by the invention, easy to operate, adopt hydraulic locking mechanism, make whole mechanism more simple, save tool change time, improve tool changing efficiency, practical.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Description of reference numerals: 1, the first oil-in; 2, pedestal; 3, the second oil-in; 4, first piston; 5, the first cylinder body; 6, cutter shaft; 7, frustum; 8, blind rivet; 9, cutting ferrule; 10, mobile main shaft; 11, disc spring; 12, the 3rd oil-in; 13, the second piston; 14, bearing; 15, axle sleeve; 16, shaft end ring; 17, the second cylinder body; 18, guide rail; 19, bracket.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further.
Embodiment:
Present embodiments provide a kind of easy cutter-exchange mechanism of chain digital control gear hobbing machine, as shown in Figure 1, comprise cutter shaft 6, the first hydraulic cylinder also comprising pedestal 2 and arrange on the base 2, second hydraulic cylinder, guide rail and mobile main shaft 10, described first hydraulic cylinder comprises moveable first cylinder body 5 and is arranged on first piston 4 in the first cylinder body 5, described first piston 4 is fixing on the base 2, first cylinder body 5 is slidably arranged on guide rail 18, the end of first piston 4 and sidepiece are respectively provided with the first oil-in 1 and the second oil-in 3, described first oil-in 1 is communicated with the first cylinder body 5 respectively with the second oil-in 3.Hydraulic oil is passed into respectively the first oil-in 1 and the second oil-in 3, the moving direction of the first cylinder body 5 can be controlled.First cylinder body 5 is fixedly connected with turning cylinder, is provided with bearing 14 outside turning cylinder, and one end of described cutter shaft 6 is connected in bearing 14, and the other end is connected with frustum 7, and the top of described frustum 7 is fixedly installed blind rivet 8;
Described mobile main shaft 10 is arranged in bracket 19, is exposed at bracket 19 outside the front end of mobile main shaft 10
Outer and be arranged with disc spring 11, the rear end of mobile main shaft 10 is fixedly connected with cutting ferrule 9; Moveable second piston 13 that described second hydraulic cylinder comprises the second fixing cylinder body 17 and is located in the second cylinder body 17.The side of described second cylinder body 17 is provided with the 3rd oil-in 12, and described 3rd oil-in 12 is communicated with the second cylinder body 17.Hydraulic oil is passed into the 3rd oil-in 12, the second piston 13 can be controlled and move.It should be noted that, when hobboing cutter is in clamped condition, blind rivet 8 is clamped in cutting ferrule 9, and the second piston 13 slides and withstands mobile main shaft 10.Mobile main shaft 10 is provided with axle sleeve 14 and shaft end ring 16, described axle sleeve 15 is positioned at the inner side of shaft end ring 16, and disc spring 11 is arranged on outside axle sleeve 15.Disc spring 11 can, by the screw sets elastic force of shaft end ring 16, make it be in compressive state when mounted.
The loose cutter process of the above-mentioned cutter-exchange mechanism that the present embodiment provides is as follows: be passed in the second cylinder body 17 by hydraulic oil by the 3rd oil-in 12, the second piston 13 is impelled to be moved to the left, second piston 13 promotes mobile main shaft 10 and is moved to the left, the disc spring 11 being set in mobile main shaft 10 front end is further compressed, due to the movement of mobile main shaft 10, the cutting ferrule 9 of mobile main shaft 10 rear end opens, cutting ferrule 9 discharges blind rivet 8, digital control system controls the second oil-in oil-feed, promote the first cylinder body 5 to be moved to the left, cutter shaft 6 spins off in turning cylinder, now, loosening cutter shaft 6 is taken off, reach the process of loose cutter.
The process of tool changing clamping is as follows, cutter shaft 6 is assemblied in turning cylinder, hydraulic oil is passed into the first oil-in 1, the first cylinder body 5 is impelled to move right, along with the movement of the first cylinder body 5, promotion cutter shaft 6 and frustum 7 move right, blind rivet 8 on frustum 7 snaps in the cutting ferrule 9 that opens, simultaneously, digital control system is moved right by hydraulic pressure HYDRAULIC CONTROL SYSTEM second piston 13, second piston 13 no longer applies pressure to mobile main shaft 10, place's disc spring 11 under compression rebounds, mobile main shaft 10 is driven to move right, now blind rivet 8 clamps by cutting ferrule 9, frustum 7 has coordinated with mobile main shaft 10, thus achieve tool changing clamping process.
It is important to note that mention in this description " on ", D score, "left", "right" with in Figure of description 1 " on ", D score, "left", "right" be consistent.
More than exemplifying is only illustrate of the present invention, does not form the restriction to protection scope of the present invention, everyly all belongs within protection scope of the present invention with the same or analogous design of the present invention.

Claims (4)

1. the easy cutter-exchange mechanism of a chain digital control gear hobbing machine, comprise cutter shaft (6), it is characterized in that: also comprise pedestal (2) and be arranged on the first hydraulic cylinder (5) on pedestal (2), second hydraulic cylinder, guide rail and mobile main shaft (10), the first piston (4) that described first hydraulic cylinder comprises moveable first cylinder body (5) and is arranged in the first cylinder body (5), described first piston (4) is fixed on pedestal (2), first cylinder body (5) is slidably arranged on guide rail (18), first cylinder body (5) is fixedly connected with turning cylinder, bearing (14) is installed outside turning cylinder, one end of described cutter shaft (6) is connected in bearing (14), the other end is connected with frustum (7), the top of described frustum (7) is fixedly installed blind rivet (8),
Described mobile main shaft (10) is arranged in bracket (19), and be exposed at bracket (19) outside the front end of mobile main shaft (10) and be arranged with disc spring (11) outward, the rear end of mobile main shaft (10) is fixedly connected with cutting ferrule (9); Described second hydraulic cylinder comprises fixing the second cylinder body (17) and is located in moveable second piston (13) in the second cylinder body (17).
2. the easy cutter-exchange mechanism of a kind of chain digital control gear hobbing machine as claimed in claim 1, it is characterized in that: the end of described first piston (4) and sidepiece are respectively provided with the first oil-in (1) and the second oil-in (3), described first oil-in (1) is communicated with the first cylinder body (5) respectively with the second oil-in (3).
3. the easy cutter-exchange mechanism of a kind of chain digital control gear hobbing machine as claimed in claim 1, is characterized in that: the side of described second cylinder body (17) is provided with the 3rd oil-in (12), and described 3rd oil-in (12) is communicated with the second cylinder body (17).
4. the easy cutter-exchange mechanism of a kind of chain digital control gear hobbing machine as claimed in claim 1, it is characterized in that: described mobile main shaft (10) is provided with axle sleeve (15) and shaft end ring (16), described axle sleeve (15) is positioned at the inner side of shaft end ring (16), and disc spring (11) is arranged on axle sleeve (15) outward.
CN201510565410.5A 2015-09-08 2015-09-08 Easy tool changing mechanism of numerical control gear hobbing machine Pending CN105033360A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510565410.5A CN105033360A (en) 2015-09-08 2015-09-08 Easy tool changing mechanism of numerical control gear hobbing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510565410.5A CN105033360A (en) 2015-09-08 2015-09-08 Easy tool changing mechanism of numerical control gear hobbing machine

Publications (1)

Publication Number Publication Date
CN105033360A true CN105033360A (en) 2015-11-11

Family

ID=54440648

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510565410.5A Pending CN105033360A (en) 2015-09-08 2015-09-08 Easy tool changing mechanism of numerical control gear hobbing machine

Country Status (1)

Country Link
CN (1) CN105033360A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105436631A (en) * 2015-12-21 2016-03-30 宜昌长机科技有限责任公司 Device for automatically regulating travel of gear slotting machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105436631A (en) * 2015-12-21 2016-03-30 宜昌长机科技有限责任公司 Device for automatically regulating travel of gear slotting machine

Similar Documents

Publication Publication Date Title
CN201516523U (en) Clamping fixture for shaving gears by elastically pressing and centring
CN204108324U (en) A kind of servo-hydraulic tail frame device
CN103028906A (en) Process for processing fixed clamping block
CN204234905U (en) A kind of gear teeth clamp
CN103737124B (en) Electro spindle direct-drive type hobbing knife rest
CN201969879U (en) Continuous turning device of machine tool
CN204248510U (en) A kind of fixture of New Type Milling carbide alloy end face of shaft bush
CN105033360A (en) Easy tool changing mechanism of numerical control gear hobbing machine
CN204735988U (en) A press from both sides tight frock for processing bent axle
CN204934753U (en) A kind of easy cutter-exchange mechanism of chain digital control gear hobbing machine
CN102848031A (en) Gear grinding clamp
CN203292895U (en) Milling floating self-positioning clamping device
CN204194979U (en) Process slim roller gear part gear grinding clamp
CN203956249U (en) Double tapered internal expanding gear-hobbing clamp
CN204658034U (en) A kind of air-actuated jaw of fast clamp crankshaft-link rod
CN203936391U (en) A kind of biasing torsion beam elasticity tailstock
CN202845525U (en) Rolling hemming shaping tool
CN203636127U (en) Motorized spindle direct-driven hob rest
CN201357329Y (en) Locating and clamping device utilizing thread mandrel or thread sleeve
CN203509650U (en) Special-shaped piece clamp and double-end machine tool with same
CN203003553U (en) Fixture used for drilling inner hole of joint body
CN205184350U (en) Relative clamping device of gear shift pendulum rod wavy surface processing
CN202934144U (en) Tailstock built-in structure of numerically controlled lathe
CN204800024U (en) Compound milling cutter that takes shape of dustproof groove of automotive brake caliper casing seal groove
CN105689738A (en) Camshaft machining lathe

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20151111

WD01 Invention patent application deemed withdrawn after publication