CN202155614U - Gear shaping machine tool for teaching - Google Patents
Gear shaping machine tool for teaching Download PDFInfo
- Publication number
- CN202155614U CN202155614U CN2011201578167U CN201120157816U CN202155614U CN 202155614 U CN202155614 U CN 202155614U CN 2011201578167 U CN2011201578167 U CN 2011201578167U CN 201120157816 U CN201120157816 U CN 201120157816U CN 202155614 U CN202155614 U CN 202155614U
- Authority
- CN
- China
- Prior art keywords
- gear
- drives
- workpiece
- panoramic table
- ratchet
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Gear Processing (AREA)
Abstract
The utility model relates to a gear shaping machine tool for teaching, which is used for demonstrating the process of machining a gear in teaching by a generation method. A mechanical transmission system of a gear shaping machine is driven by a motor connecting belt or outputs power manually; a main shaft is driven to rotate, move up and down and do cutter relieving motion by the mechanical transmission system; and meanwhile, a workpiece rotary table is driven to rotate and do feed motion. The gear shaping machine tool has a simple and intuitive structure and an appropriate size, is convenient to operate, and can be used for deepening the understanding of a student on the working principle of making an involute-cylindrical gear by the generation method through a gear shaping experiment during teaching. Moreover, the student can also intuitively study various mechanical transmission devices.
Description
Technical field
The utility model relates to a kind of rote teaching experimental provision, is specifically related to adopt in a kind of teaching the shaping machine of generation method processing involute cylindrical gear.
Background technology
Involute gear is most widely used gear, and at present the most frequently used a kind of method is a generation method in the Gear Processing, it is during according to a pair of meshed transmission gear, and the flank profil of the two-wheeled principle of conjugate curves is each other processed.Shaping machine promptly is a kind of lathe of typical employing generation method processing involute gear at present.
Adopting generation method processing involute gear is the important content of " theory of mechanics " and " mechanical manufacturing engineering " course, also is one of difficult point of teaching.Textbook can only be set forth from theory, and the student is difficult to understand intuitively the detailed process of generation method Machining of Gear.And produce with the shaping machine transmission system complicatedly, and and mechanical transmission mechanism all is enclosed in bed piece (casing) inside, and visuality is poor, and inconvenience is used for classroom instruction.
The utility model content
The utility model aims to provide a kind of student's of being convenient to intuitivism apprehension with generation method processing involute cylindrical gear operation principle, can deepen to learn simultaneously the machine driven system design, and can be used in the shaping machine device of classroom instruction.
The utility model comprises following technical scheme: gear shaping machine is used in a kind of teaching, comprises frame, power, first reducing gear, second reducing gear, cutter spindle and workpiece panoramic table; Said power is arranged on the frame, and its output drives first reducing gear, and the output of said first reducing gear drives second reducing gear and first cam mechanism respectively; The output of said first cam mechanism drives an end and is connected the connecting rod on the said cutter spindle; The output of said second reducing gear is divided into two-way; The said cutter spindle of first via drive controlling is made the slider-crank mechanism of axially reciprocating, and the second the tunnel drives respectively that said cutter spindle rotates and said workpiece panoramic table rotates and horizontal direction moves back and forth.
In the utility model; Said first reducing gear is a gear reduction unit; Its output shaft is connected with the input of said second reducing gear through first conical gear pair that is provided with on it, and it is secondary on its output shaft, also to be provided with the cam that drives said first cam mechanism.
In the utility model, said connecting rod one end is connected with said first cam mechanism, and the other end is sleeved on the said cutter spindle.
In the utility model, said second reducing gear is a worm type of reduction gearing, and its first via output drives through the first chain transmission and radially slides the slider-crank mechanism that is connected with said cutter spindle; The second tunnel output drives first through second conical gear is secondary, and said first output is divided into two-way, and one the road drives first worm gear, and the worm gear of said first worm gear is located on the said cutter spindle; Another road connects the second chain transmission through the alternating axis helical tooth wheel set of being located on said first, drives to be located at second worm gear on the said workpiece panoramic table; The worm gear of said second worm gear is arranged on the main shaft of said workpiece panoramic table; Drive coupled crank and rocker mechanism swing simultaneously with the worm screw of said worm gear engaged transmission; The main rod end of said crank and rocker mechanism links to each other with the ratchet of ratchet mechanism on being located at said workpiece panoramic table; The ratchet of said ratchet mechanism is installed on the said workpiece panoramic table through ratchet shaft, between said ratchet shaft and said frame, second cam mechanism is installed, and drives the ratchet driving pawl through rocking bar and does intermittent the rotation; Drive the second cam mechanism relative motion, and then realize the horizontal feed motion of workpiece panoramic table.
The utility model utilizes the process of generation method processing involute gear to be:
Gear blank is clamped on the workpiece panoramic table; Power connects the first conical gear pair through first reducing gear and is passed to second reducing gear; Second reducing gear connects first rotation of the secondary driving of second circular cone; The secondary connection chain transmission of alternating axis helical tooth wheel set that is assemblied on first reaches second worm gear with power, with the worm gear outputting power driving workpiece panoramic table rotation of the coaxial assembling of workpiece panoramic table main shaft; In the Gear Processing process; The gear and the cam shaper cutter engagement that need processing are set rotates; Second reducing gear output connects the second bevel gears transferring power and drives and be arranged at first worm gear on the cutter spindle, the rotational speed when driving the lathe main axis transmission system and then drive the cam shaper cutter of clamping on main shaft with engagement with the worm gear outputting power of the coaxial assembling of main shaft; Second reducing gear also connects the first chain transmission outputting power to radially sliding the slider-crank mechanism that is connected with cutter spindle, and the driven wheel slotting tool moves up and down to cut and is clamped in the gear blank on the workpiece panoramic table; After cam shaper cutter down-cutting once; The first reducing gear output connects first cam mechanism; Power drives the cam shaper cutter that is arranged on main shaft rollback certain distance fast through the connecting rod that is connected with first cam mechanism; Preventing the cam shaper cutter manufactured flank of tooth of in the cutter lifting process, swiping, the intermittent movement returning quickly through first cam mechanism next time before cutting movement falls; When cam shaper cutter is processed the tooth base after one week; The worm screw of second Worm gear mechanism drives coupled crank and rocker mechanism simultaneously and rotates; The ratchet of the main rod end of crank and rocker mechanism and driving pawl mechanism, ratchet are stirred ratchet and are rotated the cam rotation that further drives second cam mechanism, and the intermittent movement of second cam mechanism then drives the gear blank that is clamped on the workpiece panoramic table and advances one section cutting depth to carry out the cutting of following one-period; So repeatedly, arrive designated depth until Gear Processing.
Through the shaping machine device that the utility model provided; The shaping machine machine driven system is to be arranged on the frame; Hood is not set, and the student can clearly observe the overall process of cutting tooth process on the classroom, thereby deepens insert the understanding of system involute cylindrical gear operation principle with generation method.Simultaneously, the transmission mechanism type that the utility model adopts is many, and visual good, the student can observe the working condition of various transmission mechanisms easily, helps deepening the further study to various mechanical transmission mechanisms.
Description of drawings
Accompanying drawing 1 is the utility model transmission system schematic diagram;
Accompanying drawing 2 is the utility model cutter spindle transmission system schematic diagrams;
Accompanying drawing 3 is the utility model cutter spindle cutting movement transmission system schematic diagrams;
Accompanying drawing 4 is the utility model cutter spindle cutter relieving movement transmission schematic diagrams.
Accompanying drawing 5 is the utility model workpiece panoramic table transmission system schematic diagrams;
Accompanying drawing 6 is the utility model workpiece panoramic table feed motion transmission system schematic diagrams;
Accompanying drawing 7 is that A among Fig. 6 is to partial view.
Among the figure: the 1-motor, 2-is with transmission, the 3-gear reduction unit, 4-first cam mechanism, 5-first conical gear is secondary, and 6-second conical gear is secondary; The 7-worm type of reduction gearing, the 8-first chain transmission, 9-alternating axis helical tooth wheel set, the 10-second chain transmission, 11-second worm gear, 12-crank and rocker mechanism; 13-second cam mechanism, 14-ratchet mechanism, 15-workpiece panoramic table, 16-cam shaper cutter, 17-first worm gear, 18-slider-crank mechanism; The 19-connecting rod, 20-cutter spindle, first of 21-, 22-frame, 23-worm gear, 24-worm gear; 25-workpiece panoramic table main shaft, the 26-crank, the 27-rocking bar, the 28-cam is secondary, 29-second cam mechanism top wheel; The 30-second cam mechanism cam, 31-ratchet, 32-ratchet, 33-ratchet shaft, 34-worm screw.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Embodiment
Referring to accompanying drawing 1～6, gear shaping machine is used in a kind of teaching, comprises frame 22, motor 1, gear reduction unit 3, worm type of reduction gearing 7, cutter spindle 20 and workpiece panoramic table 15; Said motor 1 is arranged on the frame 22, gives gear reduction unit 3 through band transmission 2 outputting powers, and the output shaft of gear reduction unit 3 is connected with the input of worm type of reduction gearing 7 through first conical gear secondary 5 that is provided with on it; Referring to accompanying drawing 4; Also be provided with first cam mechanism 4 on the output shaft of gear reduction unit 3; Said first cam mechanism 4 is made up of cam secondary 28, and the output of said first cam mechanism 4 drives an end and is connected the connecting rod 19 on the cutter spindle 20, and said connecting rod 19 1 ends are connected with first cam mechanism 4; The other end is sleeved on the cutter spindle 20; Said first cam mechanism, 4 drive link 19 move back and forth, and draw said cutter spindle 20 and move back and forth perpendicular to its axis, realize the cutter relieving motion of cutter spindle;
Referring to accompanying drawing 3; The output of worm type of reduction gearing 7 is divided into two-way; First via output drives through the first chain transmission 8 and radially slides the slider-crank mechanism 18 that is connected with cutter spindle 20, and said slider-crank mechanism 18 and then drive controlling cutter spindle 20 move up and down and make cutting movement; The second tunnel output drives first 21 through second conical gear secondary 6; Referring to Fig. 2; Said first 21 output is divided into two-way; One the road drives first worm gear 17 drives cutter spindle 20 rotations, the worm gear 23 of said first worm gear 17 and cutter spindle 20 coaxial assemblings, and cam shaper cutter 16 is assemblied on the cutter spindle 20; Referring to Fig. 5; Another road drives the second chain transmission 10 through the alternating axis helical tooth wheel set of being located on first 21 9; And then driving the said workpiece panoramic table rotation of being located on the workpiece panoramic table 15 of second worm gear, 11 drivings, the worm gear 24 of said second worm gear 11 is arranged on the workpiece panoramic table main shaft 25; In conjunction with referring to Fig. 6 and Fig. 7; With the crank 26 that is connected with crank and rocker mechanism 12 on the worm screw 34 of worm gear 24 engaged transmission of second worm gear 11 simultaneously; Said crank 26 drives crank and rocker mechanism 12 motions; The rocking bar 27 of said crank and rocker mechanism 12 links to each other with the ratchet 31 of ratchet mechanism 14 on being located at workpiece panoramic table 15; The ratchet 32 of ratchet mechanism 14 is installed on the workpiece panoramic table 15 through ratchet shaft 33, and second cam mechanism 13 also is installed on said ratchet shaft 33, and said crank and rocker mechanism rocking bar 27 swings drive ratchet 31 driving pawls 32 and do intermittent the rotation; Said second cam mechanism 13 is made up of second cam mechanism top wheel 29 and second cam mechanism cam 30; Said second cam mechanism top wheel 29 is fixedly installed on the frame 22 and matees with the second cam mechanism cam 30 that is arranged on the said ratchet shaft 33, and ratchet 32 rotations drive the second cam mechanism cam 30 and rotate synchronously, utilizes the variation and wheel 29 interactions of second cam mechanism top of the second cam mechanism cam, 30 outline lines; Promote workpiece panoramic table 15 motion in the horizontal direction, and then realize the horizontal feed motion of workpiece panoramic table 15.
Claims (4)
1. gear shaping machine is used in a teaching; Comprise frame, power, first reducing gear, second reducing gear, cutter spindle and workpiece panoramic table; It is characterized in that: said power is arranged on the frame; Its output drives first reducing gear, and the output of said first reducing gear drives second reducing gear and first cam mechanism respectively; The output of said first cam mechanism drives an end and is connected the connecting rod on the said cutter spindle; The output of said second reducing gear is divided into two-way; The said cutter spindle of first via drive controlling is made the slider-crank mechanism of axially reciprocating, and the second the tunnel drives respectively that said cutter spindle rotates and said workpiece panoramic table rotates and horizontal direction moves back and forth.
2. gear shaping machine is used in a kind of teaching according to claim 1; It is characterized in that: said first reducing gear is a gear reduction unit; Its output shaft is connected with the input of said second reducing gear through first conical gear pair that is provided with on it, and it is secondary on its output shaft, also to be provided with the cam that drives said first cam mechanism.
3. gear shaping machine is used in a kind of teaching according to claim 1, it is characterized in that: said connecting rod one end is connected with said first cam mechanism, and the other end is sleeved on the said cutter spindle.
4. gear shaping machine is used in a kind of teaching according to claim 1; It is characterized in that: said second reducing gear is a worm type of reduction gearing, and its first via output drives through the first chain transmission and radially slides the slider-crank mechanism that is connected with said cutter spindle; The second tunnel output drives first through second conical gear is secondary, and said first output is divided into two-way, and one the road drives first worm gear, and the worm gear of said first worm gear is located on the said cutter spindle; Another road connects the second chain transmission through the alternating axis helical tooth wheel set of being located on said first, and the said second chain transmission drives to be located at second worm gear on the said workpiece panoramic table and then to drive said workpiece panoramic table action; The worm gear of said second worm gear is arranged on the main shaft of said workpiece panoramic table; Drive coupled crank and rocker mechanism swing simultaneously with the worm screw of the worm gear engaged transmission of said second worm gear; The main rod end of said crank and rocker mechanism links to each other with the ratchet of ratchet mechanism on being located at said workpiece panoramic table; The ratchet of said ratchet mechanism is installed on the said workpiece panoramic table through ratchet shaft, between said ratchet shaft and said frame, second cam mechanism is installed, and drives the ratchet driving pawl through rocking bar and does intermittent the rotation; Drive the second cam mechanism relative motion, and then realize the horizontal feed motion of workpiece panoramic table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201578167U CN202155614U (en) | 2011-05-17 | 2011-05-17 | Gear shaping machine tool for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201578167U CN202155614U (en) | 2011-05-17 | 2011-05-17 | Gear shaping machine tool for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202155614U true CN202155614U (en) | 2012-03-07 |
Family
ID=45763263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201578167U Expired - Fee Related CN202155614U (en) | 2011-05-17 | 2011-05-17 | Gear shaping machine tool for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202155614U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102194362A (en) * | 2011-05-17 | 2011-09-21 | 湖南长庆机电科教有限公司 | Gear shaping machine tool for teaching |
| CN104028847A (en) * | 2014-06-12 | 2014-09-10 | 南京博程数控齿轮设备有限责任公司 | Numerically-controlled gear shaper |
-
2011
- 2011-05-17 CN CN2011201578167U patent/CN202155614U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102194362A (en) * | 2011-05-17 | 2011-09-21 | 湖南长庆机电科教有限公司 | Gear shaping machine tool for teaching |
| CN102194362B (en) * | 2011-05-17 | 2013-07-17 | 湖南长庆机电科教有限公司 | Gear shaping machine tool for teaching |
| CN104028847A (en) * | 2014-06-12 | 2014-09-10 | 南京博程数控齿轮设备有限责任公司 | Numerically-controlled gear shaper |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102194362B (en) | Gear shaping machine tool for teaching | |
| CN209565514U (en) | A kind of die punching machine | |
| CN202155614U (en) | Gear shaping machine tool for teaching | |
| CN103956107A (en) | Portable gear hobbing machine for teaching demonstration | |
| CN203278532U (en) | Transmission mechanism of electric push rod | |
| CN203460188U (en) | Tandem joint mechanical arm structure | |
| CN100361769C (en) | Digital controlled high-speed rotary automatic cut off saw | |
| CN201684926U (en) | Main shaft power-transmission device of two-revolution oscillating cutter head | |
| CN203858810U (en) | New gear manufacturing experiment teaching device with integrated gear shaping and gear hobbing | |
| CN101406974B (en) | Device for processing spherical gear | |
| CN203780175U (en) | Swing head of five-axis numerical control carving machine | |
| CN203197411U (en) | Mechanism and machine tool for machining reciprocating threaded rods | |
| CN103042325B (en) | Bent pipe intersecting line cutting device | |
| CN214719630U (en) | High-efficient processingequipment of electric motor car frame return bend | |
| CN211991293U (en) | Automatic tooth machine of attacking of general type | |
| CN203918439U (en) | A kind of automatic lathe that improves structure | |
| CN204288677U (en) | A kind of gear-shaping machine for imparting knowledge to students | |
| CN102562996B (en) | Double-side complementary type mechanical power saver | |
| CN201244747Y (en) | Feed gear | |
| CN202411937U (en) | Digital control facing head for boring machine | |
| CN202137623U (en) | Novel cutter device with worm wheel-worm and gear-rack transmission | |
| CN202742122U (en) | Transmission box of vertical lathe | |
| CN202447958U (en) | Transmission device for side tool rest of vertical lathe | |
| CN201841292U (en) | Portable taper-hole boring machine for rudder blade | |
| CN2762926Y (en) | Numerical control and high speed rotating type cutting saw |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120307 Termination date: 20170517 |