CN106991903A - Can comprehensive Dynamic Display lathe tool teaching aid - Google Patents

Abstract

The present invention relate to it is a kind of can comprehensive Dynamic Display lathe tool teaching aid, including cutter head flip vertical and horizontal rotation unit and cutter head；The cutter head flip vertical includes motor, driving member and showing stand with the motor connection that lathe tool show stand, the motor that the driving lathe tool show stand is rotated in the horizontal plane, the driving lathe tool show stand are overturn in vertical plane with horizontal rotation unit, and the lathe tool is fixed on the lathe tool show stand；The motor is fixed on the showing stand, and the showing stand is fixed with the driving member, and the lathe tool show stand is rotatably connected with the showing stand.The present invention can the teaching aid of comprehensive Dynamic Display lathe tool rotated in the horizontal plane by motor lathe tool show stand, lathe tool show stand is driven to be overturn in vertical plane by motor, so as to drive magnetic force cutter head to rotate, in order to show each flank angle of magnetic force cutter head, student is helped intuitively to understand the parameter of each angle of turning cutter head.

Description

Can comprehensive Dynamic Display lathe tool teaching aid

Technical field

The present invention relates to the dynamic teaching aid of the processing that can demonstrate machining tool, it particularly relates to which one kind can be entirely square The teaching aid of position Dynamic Display lathe tool.

Background technology

In general, classroom instruction is the mostly important study place of theory study, it is difficult to allow student to directly contact reality Equipment and practical operation method/technique, particularly machining/machinery equipment field, such as lathe tool and milling cutter that border is used Bed.However, these machinings/plant equipment is complicated, and it is hard to understand, if only simply theory explaination, it is difficult to make student Understand.Therefore, corresponding teaching mould is very important to theory study in classroom teaching.

Student is allowed in machining/machinery equipment field, particularly associated cutter, tool cutting process, tool feeding etc. Understand that it is unusual difficult to get up.Wherein, tool geometry angle is《Metal Working Technology》Key Learns, difficult point.Teacher one As mainly explained by taking lathe tool and milling cutter as an example, its mainly explain including blades of cutting tools geometric element, cutter benchmark seat Mark plane and the definition of blades of cutting tools geometric angle.These definition are related to virtual cutter work referential and extremely taken out As content is obscure abstract.In addition, the cutter course of work, is the theoretical foundation of mechanical processing technique, its principle ability is only known about It is rational to arrange technical process.And in security consideration, current classroom instruction can not allow student directly to operate process equipment. These teaching, at present, are imparted knowledge to students by way of being the picture and text description teacher, static teaching aid or flash demo, and this A little existing modes are all directly perceived not enough, for learning and understanding that the help of definition of tool working angle is limited, cause teaching to be imitated Rate is low, and teaching efficiency is not ideal enough.

The content of the invention

It is a primary object of the present invention to provide it is a kind of can comprehensive Dynamic Display lathe tool teaching aid, to solve existing classroom It can only be described in teaching by picture and text, static teaching aid or flash demo cause teaching directly perceived, efficiency are not low, effect being imparted knowledge to students Really undesirable the problem of.

To achieve these goals, the invention provides it is a kind of can comprehensive Dynamic Display lathe tool teaching aid, including cutter head Flip vertical and horizontal rotation unit and cutter head；The cutter head flip vertical includes lathe tool show stand with horizontal rotation unit, driven Move the motor that the lathe tool show stand is rotated in the horizontal plane, the electricity for driving the lathe tool show stand to be overturn in vertical plane Machine, driving member and showing stand with the motor connection, the lathe tool are fixed on the lathe tool show stand；The motor is consolidated Be scheduled on the showing stand, the showing stand is fixed with the driving member, the lathe tool show stand rotatably with it is described Showing stand is connected.

Further, the cutter head flip vertical also includes the active with motor fixation with horizontal rotation unit Wheel and the driven pulley coordinated with the capstan drive, the end face of the driven pulley or the wheel shaft and the lathe tool from the driving wheel Show stand is fixed, and the axial line of the wheel shaft of the driven pulley is perpendicular to the ground, and the wheel shaft of the driven pulley is rotatably connected In the showing stand.

Further, the cutter head is fixed on the lathe tool show stand by magnetic adsorptive power.

Further, the generally magnet support of the lathe tool show stand or the lathe tool show stand are provided with magnet part.

Further, the driving wheel and the driven pulley engage or passed through a gear band and be connected.

Further, the driving member includes intermeshing first gear and second gear, and the first gear is fixed In the output shaft of the motor, the showing stand is fixed on the end face of the second gear or the wheel shaft of the second gear；Institute The axial line for stating the wheel shaft of second gear is vertical with the rotational plane of motor.

Further, the cutter head flip vertical also includes two relative, spaced fixations with horizontal rotation unit Arm, the wheel shaft of the second gear is pivotally mounted to one of fixed arm, the showing stand away from the second gear one End is pivotally secured to another fixed arm.

Further, the teaching aid also includes transparent display support, and the transparent display support is towards the side of the lathe tool Wall depression has collecting breach, and it is intraoral that the lathe tool can be received within the shelter.

The present invention can the teaching aid of comprehensive Dynamic Display lathe tool turned in the horizontal plane by motor lathe tool show stand It is dynamic, drive lathe tool show stand to be overturn in vertical plane by motor, so as to drive magnetic force cutter head to rotate, in order to show magnetic force knife Each flank angle of head, helps student intuitively to understand the parameter of each angle of turning cutter head.

Brief description of the drawings

Fig. 1 is the schematic perspective view of the teaching aid that can be used for dynamic demonstration lathe and/or milling machine of the present invention, and it includes lathe tool Processing model and milling cutter processing model；

Fig. 2 is the schematic perspective view of lathe tool processing model in Fig. 1；

Fig. 3 is the schematic perspective view along A directions visual angle in Fig. 2；

Fig. 4 is the schematic perspective view along B directions visual angle in Fig. 2；

Fig. 5 be Fig. 3 be right side perspective direction part-structure schematic perspective view；

Fig. 6 is the schematic perspective view of Fig. 1 milling cutter processing model；

Fig. 7 is the schematic perspective view of Fig. 6 main view view directions；

Fig. 8 is the schematic perspective view of Fig. 6 backsight view directions；

Fig. 9 is the structural representation that transparent display support in the present invention shows cutter head.

Embodiment

It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

Fig. 1 is refer to, present invention is disclosed a kind of various components that can be used in dynamic demonstration lathe and/or milling machine, ginseng The teaching aid of number and process, the teaching aid includes lathe tool processing model 1 and milling cutter processing model 2.Lathe tool processing model 1 and milling Knife processing model 2 separate can be set, so as to process teaching individually as the teaching aid or milling machine of displaying turning teaching Teaching aid；Lathe tool processing model 1 and milling cutter processing model 2 can also be connected to become an entirety, so as to be used as displaying lathe tool/milling cutter Teaching aid in correlation teaching, to facilitate contrast to explain so that teaching is more directly perceived, makes student's impression more deep.

Incorporated by reference to reference picture 2, lathe tool processing model 1 includes workpiece feed unit 11, lathe tool feed unit 13, lathe tool separation Unit 15, cutter head flip vertical (can certainly be non-magnetic cutter heads, that is to say with horizontal rotation unit 17 and magnetic force cutter head 19 Say, in other embodiments, magnetic force cutter head 19 can also be common cutter head).Magnetic force cutter head 19 is to be demonstrated in teaching The middle cutting tool used.Wherein, workpiece feed unit 11, lathe tool feed unit 13, lathe tool separative element 15 and cutter head are vertical Upset can connect into an entirety with horizontal rotation unit 17, make each angle form of Dynamic Display lathe tool and lathe process Teaching aid.

Incorporated by reference to referring to Figures 1 and 2, in the embodiment of other teaching aids, workpiece feed unit 11, lathe tool feed unit 13rd, lathe tool separative element 15 and cutter head flip vertical also can individually be set or selectable group with horizontal rotation unit 17 Close, so that the individually motion process of each separate unit of dynamic demonstration lathe tool form and lathe process.Specifically：Workpiece is fed Unit 11 and lathe tool feed unit 13 can be combined, so that dynamic demonstration lathe turning processes process；Workpiece feed unit The 11 dynamic demonstration teaching aids that can be fed separately as workpiece in Tutrning Process；Lathe tool feed unit 13 and lathe tool separation are single Member 15 can be combined, and be used as tool feeding in displaying Tutrning Process and the dynamic demonstration teaching aid of cutter separation；Cutter head is vertical Upset with horizontal rotation unit 17 can separately as displaying lathe tool each angle form dynamic demonstration teaching aid.It is above-mentioned these not Same dynamic demonstration teaching aid, can selectively be protected by a series of related applications.

Specifically, continue referring in Fig. 1, the present embodiment, workpiece feed unit 11 drives including fixed mount 110, first Part 111, the second actuator 112 and rotation screw rod 113.Fixed mount 110 is provided with screw (not shown), and fixed mount 110 passes through the spiral shell Hole is connected with rotating the formation screw mandrel of screw rod 113.First actuator 111 connects and drives rotation screw rod 113 to rotate.Second actuator 112 are fixed on fixed mount 110, and the second actuator 112 includes rotary shaft 114, treat turner 3 (shown on figure for bar) It is fixed on rotary shaft 114.When needing rectilinear movement whne turner 3, the driving of the first actuator 111 rotates screw rod 113 and rotated When, because fixed mount 110 is connected with rotating the formation screw mandrel of screw rod 113, hence in so that fixed mount 110 is straight along screw rod 113 is rotated Line is moved, and treats that turner 3 moves linearly along screw rod 113 is rotated so as to drive.And when needing when turner 3 is rotated, When second actuator 112 driving rotary shaft 114 is rotated, the rotation of turner 3 is treated so as to drive and be fixed in rotary shaft 114. It should be understood that when needing whne the rectilinear movement rotation simultaneously of turner 3, then starting the first actuator 111 and second simultaneously Actuator 112.Rotation is to add in turning while the above-mentioned rectilinear movement for treating turner 3, rotation and rectilinear movement Lathe workpiece enters process during work, can be shown completely by the workpiece feed unit 11 of the present invention, visual and understandable.

More specifically, above-mentioned second actuator 112 is electric rotating machine, rotates the axis of screw rod 113 and the lathe tool of lathe Direction of feed it is vertical.So as to, when carrying out lathe process, axial-movement of the turner 3 along rotation screw rod 113 is treated, with It is easy to lathe tool to carry out turnery processing with treating turner 3 to contact when feeding.

In order to more steady when turner 3 moves linearly, workpiece feed unit 11 also includes at least one guide rod 115, and guide rod 115 is parallel with rotating screw rod 113.Guide rod 115 passes through fixed mount 110, and fixed mount 110 can be along guiding Bar 115 moves linearly.As shown in figure 1, in the present embodiment, workpiece feed unit 11 includes two guide rods 115, and this two are led It is parallel with rotating screw rod 113 to bar 115, and it is located at the both sides for rotating screw rod 113 respectively.Two guide rods 115 are with rotating The spacing of screw rod 113 is identical.

Workpiece feed unit 11 also includes two supporting tables 116, and two supporting table 116 is relative, be arranged at intervals.Guide rod 115 Opposite end be separately fixed in corresponding supporting table 116；The opposite end for rotating screw rod 113 is rotatably installed on respectively In correspondence supporting table 116.Treat that turner 3 is in concordant (i.e. in same plane) with lathe tool.

Incorporated by reference to referring to Figures 1 and 2, in order that rotating the stability of rotation of screw rod 113, above-mentioned first actuator 111 includes electricity Machine 117 and transmission mechanism 118, the rotation of motor 117 drive rotation screw rod 113 to rotate again after being driven by transmission mechanism 118, and one Aspect causes the rotation stability of rotation of screw rod 113, and still further aspect is also to cause to rotate screw rod 113 by the speed change of transmission mechanism 118 Rotate at the appropriate speed.Specifically, transmission mechanism 118 include installed in motor 117 output shaft on driving wheel 119, with Rotate driven pulley 122 and gear band 121 that screw rod 113 is fixed.Driving wheel 119 and driven pulley 122 are connected by gear band 121 to be passed It is dynamic.

Further, in the present embodiment, the first actuator 111 also includes equipment gear 120, driving wheel 119, driven pulley 122 and equipment gear 120 pass through gear band 121 connection transmission.In other embodiments, can also not have without gear band 121 There is equipment gear 120, but driving wheel 119 and driven pulley 122 is directly intermeshed, carry out gear drive.In the present embodiment, Equipment gear 120 and driven pulley 122 are fixed on one of supporting table 116 by various gear shafts (being label) respectively.

Further, in order to protect and fix motor 117, workpiece feed unit 11 also includes motor fixing frame 123, electricity Machine 117 is arranged in motor fixing frame 123.

When carrying out lathe process, turner 3 is treated along the axial-movement for rotating screw rod 113, in order to which lathe tool is fed When carry out turnery processing with treating turner 3 to contact.Specifically, start the actuator 112 of motor 117 and second, therefore treat car The rotation of turning work piece 3, and simultaneously along rotate screw rod 113 move linearly, when being fed in order to lathe tool with treat turner 3 to contact and Carry out turnery processing.Or the actuator 112 of motor 117 and second is activated individually, treat that turner 3 is straight along screw rod 113 is rotated Line is moved or rotation.Rotation is in turnery processing while the above-mentioned rectilinear movement for treating turner 3, rotation and rectilinear movement During lathe workpiece enter process, can be shown completely by the workpiece feed unit 11 of the present invention, it is visual and understandable.

Incorporated by reference to referring to figs. 1 to Fig. 5, lathe tool feed unit 13 includes driver element 131, two baffle plates 133, is fixed on two gears Magnetic handle of a knife 134 and cam 135 on plate 133.Driver element 131 is connected to cam 135, is rotated for driving cam 135.Magnetic Power cutter head 19 is separable to be fixed on magnetic handle of a knife 134.Cam 135 is located between two baffle plates 133, and between two baffle plates 133 Distance is more than or equal on cam 135 between farthest two ends from so that cam 135 can be promoted wherein during rotation One baffle plate 133 is moved.When needing to carry out lathe tool feeding, the driving cam 135 of driver element 131 is rotated, the edge of cam 135 A wherein baffle plate 133 is promoted to move, to drive magnetic handle of a knife 134 and magnetic force cutter head 19 away from or close to treating turner 3, so that Complete the displaying of tool feeding in Tutrning Process.

For the stable movement of baffle plate 133, so that the motion of magnetic force cutter head 19 is more steady, lathe tool feed unit 13 also includes At least one guide rod 136.Two baffle plates 133 both pass through guide rod 136, and can be slided along guide rod 136.In the present embodiment, lathe tool feeding Unit 13 includes two guide rods 136, and two guide rods 136 are spaced and be arranged in parallel along on vertical direction；It is preferred that Ground, two guide rods 136 are located at the upper and lower ends of baffle plate 133 respectively, are rocked so as to reduce the vertical of baffle plate 133.

Specifically, lathe tool feed unit 13 also includes fixed arm 137, and fixed arm 137, which is located at, deviates from the position of magnetic force cutter head 19. Fixed arm 137 is fixed in one end of the remote magnetic force cutter head 19 of guide rod 136, and other end is free end.Preferably, in order to prevent Baffle plate 133 departs from from the free end of guide rod 136, and the free end of each guide rod 136 is provided with a stop block (not shown).

Certainly, baffle plate 133 is driven by cam 135, (is with the radius of gyration of cam 135 when baffle plate 133 is moved to The maximum position of the distance of the Edge Distance cam rotation axle of cam 135), cam 135 just can not possibly drive baffle plate 133 to continue to transport again Move.Therefore, in other embodiments, the free end of each guide rod 136 can also be without setting stop block, but makes each The free end of guide rod 136 is more than the radius of gyration of cam 135 and the thickness of baffle plate 133 apart from the distance of the rotary shaft of cam 135 Sum.

Incorporated by reference to reference picture 3 to Fig. 5, driver element 131 includes electric rotating machine 140, driving wheel 141, driven pulley 142 and driven Moving axis 143.Driving wheel 141 is installed on the output shaft of electric rotating machine 140, and driving wheel 141 is intermeshed with driven pulley 142.From Driving wheel 142 and cam 135 are fixedly mounted in drive shaft 143.When electric rotating machine 140 starts work, the band of electric rotating machine 140 Dynamic driving wheel 141 is rotated, so as to drive driven pulley 142 to rotate.Driven pulley 142 drives drive shaft 143 to rotate, so that cam 135 rotate.Obvious, in other embodiments, can be without driving wheel 141, driven pulley 142 and drive shaft 143, but incite somebody to action Cam 135 is directly fixed on the output shaft of electric rotating machine 140, so as to be directly driven by electric rotating machine 140.Implement other In mode, driving wheel 141 can not also be engaged with driven pulley 142, but use driving belt drive connection.

It is stability, lathe tool feed unit 13, which also includes support, to be used to electric rotating machine is fixedly mounted incorporated by reference to reference picture 5 140 fixed support 144.Lathe tool feed unit 13 also includes support frame 145, and the two ends of drive shaft 143 are rotatably worn respectively Fixed support 144 and support frame 145 are crossed, so as to avoid drive shaft 143 from rocking.In the present embodiment, cam 135 and driven pulley 142 It is located at the opposite flank of support frame 145 respectively.

When needing the lathe tool feed motion of dynamic demonstration lathe, start the electric rotating machine 140 of driver element 131, from And driving cam 135 is rotated, the edge of cam 135 promotes a wherein baffle plate 133 to move, to drive magnetic handle of a knife 134 and magnetic force Cutter head 19 is away from or close to treat turner 3, so as to complete the Dynamic Display of tool feeding in Tutrning Process.In lathe plus During work, it is sometimes desirable to remove lathe tool, then need first by lathe tool, that is to say that magnetic force cutter head 19 is removed from magnetic handle of a knife 134 Upper separation.Lathe tool separative element 15 is the mechanism for being automatically separated magnetic force cutter head 19 and magnetic handle of a knife 134, lathe tool separative element 15 concrete structure is as follows：

Incorporated by reference to reference to 2, Fig. 3 and Fig. 5, lathe tool separative element 15 includes drive mechanism 150, crank 151 and crank 151 The sliding shoe 152 fixed of first end and be fixed on the separating plate 153 of sliding shoe 152.Drive mechanism 150 includes eccentric setting Connecting rod 154, connecting rod 154 is fixed on second end relative with sliding shoe 152 of crank 151.Now, drive mechanism 150, company Extension bar 154, crank 151 and sliding shoe 152 together constitute a toggle.When drive mechanism 150 starts rotation, The driving sliding shoe 152 of crank 151 is driven to move up and down, so that sliding shoe 152 drives separating plate 153 closer or far from magnetic knife The junction of handle 134 and magnetic force cutter head 19, separating plate 153 separates magnetic handle of a knife 134 and magnetic as sliding shoe 152 moves to promotion The junction of power cutter head 19.Separating plate 153 separates magnetic handle of a knife 134 and magnetic force cutter head 19 as sliding shoe 152 moves to promotion. Specifically, in the present embodiment, the first end of crank 151 is connected by a steady arm 156 with sliding shoe 152.

In order that more steady during the movement of sliding shoe 152, lathe tool separative element 15 also includes at least one guide rod 155, And guide rod 115 and horizontal plane.Guide rod 155 passes through sliding shoe 152, and sliding shoe 152 can be along the straight line of guide rod 155 Move up and down.As shown in figure 1, in the present embodiment, lathe tool separative element 15 includes two guide rods 155, and two guide rods 155 are parallel to each other, and are located at the position close to the two sides of sliding shoe 152 respectively.

Specifically, Fig. 5 is continued referring to, driving wheel 160 that above-mentioned drive mechanism 150 includes being fixed in drive shaft 143, Driven pulley 161 and gear band 162.Driving wheel 160 and driven pulley 161 are connected by gear band 162.Connecting rod 154 is eccentric It is arranged on driven pulley 161.When electric rotating machine 140 starts work, electric rotating machine 140 drives driving wheel 141 to rotate, so that band Dynamic driven pulley 142 is rotated.Driven pulley 142 drives drive shaft 143 to rotate, and driving wheel 160 follows drive shaft 143 to rotate, and passes through Gear band 162 drives driven pulley 161 to rotate, so as to drive crank 151 to drive sliding shoe 152 to move up and down, separation is driven with this Plate 153 moves up and down and separates magnetic force cutter head 19 and magnetic handle of a knife 134.Obvious, in other embodiments, can be without tooth Wheel belt 162, but make driving wheel 160 and the direct engaged transmission of driven pulley 161.

Obvious, in other embodiments, the rotation of lathe tool feed unit 13 can also need not be shared by drive shaft 143 Rotating motor 140.But a crank drive motor (not shown) is separately provided, and driving wheel 160 is directly fixed on crank driving The output shaft of motor.Certainly, it should be apparent that, in other embodiments, motor fixing frame (not shown) can also be set, with It is easy to fixed crank motor.

In order to support driven pulley 161；More specifically, lathe tool separative element 15 also includes fixed station 163 and fixing axle (not Label).Fixing axle is fixed on fixed station 163, and driven shaft 161 is fixed on fixing axle.

Above-mentioned lathe tool feed unit 13 and lathe tool separative element 15 dynamically can be illustrated in during lathe process, and lathe tool enters To process and lathe tool separation process；It is specific, drive magnetic handle of a knife 134 to drive magnetic force cutter head 19 to treating by driver element 131 Turner 3 closer or far from, you can imitate, demonstration lathe process in, the feeding of magnetic force cutter head 19 and withdrawing process.Such as Fruit adds above-mentioned workpiece feed unit 11, you can the process for treating turner 3 is processed in dynamic demonstration lathe grinding.When need by When magnetic force cutter head 19 is separated from magnetic handle of a knife 134, the driving crank 151 of driving structure 150 of lathe tool separative element 15, which drives, to be slided Motion block 152 is closer or far from the junction of magnetic handle of a knife 134 and magnetic force cutter head 19, and separating plate 153 moves to sliding shoe 152 Promote and separate magnetic handle of a knife 134 and magnetic force cutter head 19, so that magnetic force cutter head 19 be separated from magnetic handle of a knife 134.

Shape, the parameter of lathe tool are more, and simple theory is told about, and are not easy to understand.Therefore, the cutter head of lathe tool processing model 1 Flip vertical can drive lathe tool (being the magnetic force cutter head 19 in the present embodiment) to be carried out in horizontal plane with horizontal rotation unit 17 360 ° rotate and flip vertical are carried out in vertical plane, so as to show lathe tool from all angles.Specifically, incorporated by reference to ginseng According to Fig. 1 to Fig. 5, cutter head flip vertical includes lathe tool show stand 171, motor (not shown) and biography with horizontal rotation unit 17 Moving part 173.Lathe tool show stand 171 is used to fix magnetic force cutter head 19, it is envisaged that, lathe tool show stand 171 can also be magnetic Material is made or certain part makes magnetic, and magnetic force cutter head 19 is so fixed using the adsorptivity of magnetic material. Motor can drive lathe tool show stand 171 to rotate by driving member 173, so as to drive magnetic force cutter head 19 to rotate, in order to open up Show each flank angle of magnetic force cutter head 19, help student intuitively to understand the parameter of each angle of turning cutter head.

Specifically, driving member 173 includes driving wheel 175 and driven pulley 177, driving wheel 175 and driven pulley in the present embodiment 177 can direct engaged transmission, gear band connection transmission can also be passed through.Motor connects driving wheel 175, driven pulley 177 End face or the wheel shaft of driven pulley 177 fixed with lathe tool show stand 171, and the axial line of the wheel shaft of driven pulley 177 hangs down with ground Directly.It is also conceivable that, in other embodiments, without driving member 173, and it is so that the output shaft of motor directly and car Knife show stand 171 is fixed, and keeps the axial line of the output shaft of motor perpendicular to the ground.

It was found from foregoing description, motor and driving member 173 can simply cause magnetic force cutter head 19 parallel to lathe tool exhibition Show platform 171 top surface plane in (being horizontal plane) rotate.And for the displaying magnetic force cutter head 19 from all angles completely, knife Head flip vertical also includes motor 180, driving member 181 and showing stand 182 with horizontal rotation unit 17.Wherein, showing stand 182 with Driving member 181 is fixed, and lathe tool show stand 171 is rotatably connected with showing stand 182, and lathe tool show stand 171 is vertical Flip vertical in face, that is, realize the flip vertical of cutter head.Specifically, driving member 181 includes intermeshing first gear 183 With second gear 184.First gear 183 is fixed on the output shaft of motor 180, and showing stand 182 is fixed on the end of second gear 184 Face or the wheel shaft of second gear 184.The axial line of the wheel shaft of second gear 184 is vertical with the axial line of the wheel shaft of driven pulley 177.Drive Dynamic motor is fixed on showing stand 182, and the wheel shaft of driven pulley 177 is rotatablely connected with showing stand 182.When 180 turns of motor When dynamic, first gear 183 and second gear 184 are and then rotated, and drive showing stand 182 also with the flip vertical in vertical plane, So that by the magnetic force cutter head 19 on lathe tool show stand 171 in vertical rotation in surface so that student can also intuitively watch magnetic force The shape at each visual angle in bottom surface of cutter head 19, helps to understand the parameter of each angle at the turning cutter head position.

Briefly, the rotational plane of motor 180 and the rotational plane of motor are mutually perpendicular to.Motor is by passing The driving lathe tool of moving part 173 show stand 171 horizontally rotates, and motor 180 drives lathe tool show stand 171 vertically to turn over by driving member 181 Turn, so as to drive magnetic force cutter head 19 to rotate and overturn.After cutter head 17 is observed that anterior angle and relief angle, cutter head 17 are overturn after rotating It is observed that tool cutting edge angle and auxiliary angle.

It is envisioned that, installation base (not shown) is convexly equipped with showing stand 182, installation base is provided with blind hole, driven The wheel shaft of wheel 177 coordinates with the blind hole.In other embodiments, first gear 183 and second gear 184 can also pass through Gear band connection transmission.It is also conceivable that, in other embodiments, without driving member 181, and it is so that the defeated of motor 180 Shaft is directly fixed with showing stand 182, and keeps the axial line of the axial line of the output shaft of motor and the output shaft of motor It is vertical.

Further, in order to protect and fix motor 180, cutter head flip vertical also includes electricity with horizontal rotation unit 17 Machine fixed mount 185, motor 180 is arranged in motor fixing frame 185.

In order to which drive motion is steady, specifically, cutter head flip vertical also includes fixed arm 186 with horizontal rotation unit 17, The wheel shaft of second gear 184 is pivotally mounted to fixed arm 186.Fixed arm 186 can also be two, and two fixed arms 186 Relative, interval setting.The wheel shaft of second gear 184 is pivotally mounted to one of fixed arm 186, and showing stand 182 is away from second One end of gear 184 is pivotally secured to another fixed arm 186.

For safety, cutter head flip vertical also includes transparent display support 187, transparent display branch with horizontal rotation unit 17 Frame 187 is close to magnetic force cutter head 19, and the side walls collapse of transparent display support 187 towards magnetic force cutter head 19 has collecting breach, magnetic force It is intraoral that cutter head 19 can be received within shelter.Specifically, referring to Fig. 9, cutter head 19 includes major and minor cutting edge (not shown), preceding Knife face 191, it is main after knife face 192 and minor flank 193, transparent display support 187 include three orthogonal transparent panels 1871, 1872nd, 1873, wherein, three transparent panels 1871,1872,1873 represent basal plane, tool major cutting edge plane and assumed working plane respectively, For the ease of observation, three mutually perpendicular transparent panels 1871,1872,1873 are represented with the transparent panel of different colours respectively, from Cutting edge inclination can be observed directly in cutter model.Simultaneously the right flank of cutter head cutter head 19 be section plane cutting cutter head after The surface of formation.

Incorporated by reference to reference picture 1, Fig. 6 to Fig. 8, various components, parameter in the dynamic demonstration milling machine that the present invention is disclosed and add The teaching aid of work process, is the milling cutter processing model 2 that can be separately provided, and it includes workpiece mobile unit 21, milling cutter control section 23 and milling cutter 25.

Workpiece mobile unit 21 includes workpiece holder 211, artifact-driven part 212 and rotates screw rod 213.Workpiece holder 211 are provided with rotating the screw (not shown) that screw rod 213 coordinates, and workpiece holder 211 is formed by screw with rotating screw rod 213 Screw mandrel is connected.Artifact-driven part 212 connects and drives rotation screw rod 213 to rotate.(the workpiece for bulk shown on figure of workpiece 5 Cushion block and workpiece) it is fixed on workpiece holder 211.When needing travelling workpiece 5, the driving of artifact-driven part 212 rotates screw rod 213 During rotation, due to workpiece holder 211 with rotate screw rod 213 formation screw mandrel be connected, hence in so that workpiece holder 211 along turn Dynamic screw rod 213 moves linearly, and is being moved through in milling machine workpiece so as to drive workpiece 5 to be moved linearly along screw rod 213 is rotated Journey.Therefore, worked by opening artifact-driven part 212, you can open up the moving process of milling machine workpiece in process completely Show to come, it is visual and understandable.

More steady when being moved for workpiece 5, workpiece mobile unit 21 also includes at least one guide rod 215, and is oriented to Bar 215 is parallel with rotating screw rod 213.Guide rod 215 passes through workpiece holder 211, and workpiece holder 211 can be along guide rod 215 movements.As shown in figure 1, in the present embodiment, workpiece mobile unit 21 includes two guide rods 215, and two guide rods 215 is parallel with rotating screw rod 213, and is located at the both sides for rotating screw rod 213 respectively.Two guide rods 215 are with rotating screw rod 213 spacing is identical.

Workpiece mobile unit 21 also includes two supporting tables 216, and two supporting table 216 is relative, be arranged at intervals.Guide rod 215 Opposite end be separately fixed in corresponding supporting table 216；The two ends for rotating screw rod 213 are rotatably installed on supporting table 216。

Incorporated by reference to reference picture 6 to Fig. 8, more specifically, in the present embodiment, above-mentioned artifact-driven part 212 includes motor 220 And transmission mechanism 221, the rotation of motor 220 by driving rotation screw rod 213 to rotate again after the transmission of transmission mechanism 221, on the one hand So that rotating the stability of rotation of screw rod 213, still further aspect is also by the speed change of transmission mechanism 221 so that rotating screw rod 213 to close Suitable speed is rotated.Specifically, transmission mechanism 221 includes the driving wheel 222 on the output shaft of motor 220 and rotated Driven pulley 223 and gear band 224 that screw rod 213 is fixed.Driving wheel 222 and driven pulley 223 are connected by gear band 224 to be driven.

Further, in the present embodiment, artifact-driven part 212 also includes equipment gear 225, driving wheel 222, driven pulley 223 and equipment gear 225 pass through gear band 224 connection transmission.In other embodiments, can also there is no gear band 224, There is no equipment gear 225, but driving wheel 222 and driven pulley 223 is directly intermeshed, carry out gear drive.

Incorporated by reference to reference picture 8, in the present embodiment, workpiece mobile unit 21 also includes fixed mount 226.The He of equipment gear 225 Driven pulley 223 is fixed on fixed mount 226 by various gear shafts (being label) respectively.Specifically, fixed mount 226 sets in office One supporting table 216 of meaning dorsad rotates the lateral surface of screw rod 213.Equipment gear 225 and driven pulley 223 are each attached to fixed mount 226 towards supporting table 216 medial surface.

Further, in order to protect and fix motor 220, workpiece mobile unit 21 also includes motor fixing frame 227, electricity Machine 220 is arranged in motor fixing frame 227.

In milling machine process, removed for travelling workpiece to operating position or by the workpiece processed, workpiece movement Unit 21 is started working.Now, motor 220 is controlled to rotate forward or backwards, you can drive workpiece holder 211 or so to transport It is dynamic, make workpiece towards or away from milling cutter 25, in order to process or remove workpiece., can be straight by the work of workpiece mobile unit 21 That sees shows milling machine in process, and how workpiece 5 is moved, and student is known by this dynamic demonstration binding isotherm Know, be more readily understood.

Milling cutter control section 23 includes milling cutter fixed mount 231, motor 233 and transmission component 235.Milling cutter 25 is installed on milling cutter Fixed mount 231.Motor 223 connects transmission component 235, the connection transmission component 235 of milling cutter fixed mount 231.When motor 223 starts, Transmission component 235 drives milling cutter fixed mount 231 to rotate, so that milling cutter 25 is driven in the vertical rotation in surface perpendicular to ground, with It is easy to show milling cutter 25 from all angles in vertical plane.Specifically, transmission component 235 includes the active being connected with motor 233 Wheel 240 and the driven pulley 241 coordinated with driving wheel 240；Wherein, driving wheel 240 and driven pulley 241 can direct engaged transmission, Can also connect to be driven by gear band.Milling cutter fixed mount 231 is fixed with driven pulley 241, the wheel shaft of driven pulley 241 and ground It is parallel.In the present embodiment, driven pulley 241 includes wheel shaft 243, and the wheel shaft 243 of milling cutter fixed mount 231 and driven pulley 241 is fixed.It is aobvious So, in other embodiments, transmission component 235 can also need not be set, but be directly fixed on milling cutter fixed mount 231 The output shaft of motor 233.

More specifically, milling cutter fixed mount 231 is U-shaped frame, and it includes two installation feet 244 and connects two installation feet The fixed beam 245 of 244 corresponding end.Milling cutter 25 is installed on fixed beam 245.Driven pulley 241 be located at wheel shaft 243 opposite end it Between position.Two installation feet 244 are connected pivotally to the opposite two ends of wheel shaft 243 respectively.

For stability, milling cutter control section 23 also includes two support arms 237, and the two ends difference of wheel shaft 243 is pivotally Support arm 237 is installed on, and each installation foot 244 is located between correspondence support arm 237 and driven pulley 241 respectively.

For more comprehensive displaying milling cutter 25, milling cutter control section 23 also includes electric rotating machine 238, electric rotating machine 238 are fixed on fixed beam 245.Milling cutter 25 is fixed on the output shaft of electric rotating machine 238.When electric rotating machine 238 starts, it can drive The rotation of milling cutter 25.

Further, in order to protect and fix motor 233, milling cutter control section 23 also includes motor fixing frame 239, electricity Machine 233 is arranged in motor fixing frame 239.

When carrying out milling cutter and milling machine processing teaching, student understands the structure of milling cutter for convenience, makes milling cutter control section 23 work, drive milling cutter to be rotated or rotation in perpendicular, so that all angles of milling cutter be shown respectively.Specifically, Start motor 233, milling cutter fixed mount 231 drives milling cutter 25 to be rotated in perpendicular, existed in order to observe milling cutter lateral parts The shape of all angles.Simultaneously or when milling cutter fixed mount 231 turns to correct position, electric rotating machine 238 is started so that milling cutter 25 rotations, so as to show shape of the plane of milling cutter 25 in all angles.

Meanwhile, in milling machine processing, start motor 233, milling cutter fixed mount 231 drives milling cutter 25 to be rotated in perpendicular, So as to adjust the processing mode of milling cutter 25, such as：Vertical milling or sleeping milling；Start electric rotating machine 238 so that the rotation of milling cutter 25, so that Show climb cutting or the upmilling of milling machine.

In addition, contacted with reference to the driving workpiece of artifact-driven part 212 as milling cutter, then by controlling milling cutter control section 23, Can be with dynamic demonstration vertical milling or the process of sleeping milling, the process of climb cutting or upmilling so that milling cutter and milling machine teaching are visual Change, consequently facilitating student understands.Specifically, when in use, motor 233 and/or electric rotating machine 238 are started so that milling cutter 25 is adjusted It is whole or be vertical milling/sleeping milling and climb cutting/upmilling.Start motor 220, when driving rotates the rotation of screw rod 213, due to workpiece holder 211 are connected with rotating the formation screw mandrel of screw rod 213, hence in so that workpiece 5 is straight along screw rod 213 is rotated with workpiece holder 211 Line is moved.In the process, the motion of milling cutter 25 combines the linear motion of workpiece 5, you can the dynamic of dynamic demonstration milling machine processing Process.

In the present embodiment, for the sake of security, specifically, milling cutter processing model 2 also includes transparent display support 27, transparent Exhibition stand 27 is located at the side of milling cutter 25, and the side walls collapse of transparent display support 27 towards milling cutter 25 has collecting breach 271, milling Knife 25 can be received within collecting breach 271.Specifically, when in use, electric rotating machine 238 is started so that milling cutter is turned to accordingly Angle, restarts motor 233 so that milling cutter turns to corresponding angle i.e. observable blade shapes.Under milling cutter inactive state, One cutter head of milling cutter 25 or milling cutter 25 is put into collecting breach 271, using each face of display frames as the angle with reference to observation cutter.

It should be evident that for safety, and for the protection present invention's can be used for dynamic demonstration lathe and/or milling The teaching aid of various components, parameter and process in bed, teaching aid of the invention includes a transparent display frame (not shown), and Lathe tool processing model 1 and milling cutter processing model 2 are housed together.As needed, transparent display frame can also be two, point Shou Rong not lathe tool processing model 1 and milling cutter processing model 2.Certainly, transparent display frame can also be multiple, and lathe tool is housed respectively and is added Each single unit of work model 1, each single unit of milling cutter processing model 2.In other embodiments, in order to save Cost-saving and space, transparent display frame can also only be two, only by milling cutter 25, magnetic force cutter head 19 the two than relatively hazardous ground Side's cover lid.

It should be noted that the present invention Fig. 1 shown in structure in, the He of workpiece mobile unit 21 of milling cutter processing model 2 The workpiece feed unit 11 of lathe tool processing model 1 shares a drive system, that is to say and only needs to the first actuator 111 and workpiece Any one of actuator 212, because when lathe tool processing model 1 and milling cutter processing model 2 are made into integral, can To save space and part.It is obvious, when regarding lathe tool processing model 1 and milling cutter processing model 2 as two independent unit lists When solely setting, the first actuator 111 and artifact-driven part 212 are set simultaneously, and correspondence drives workpiece mobile unit 21 and workpiece Feed unit 11.

The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies Change, equivalent substitution, improvement etc., should be included in the scope of the protection.

Claims (8)

1. it is a kind of can comprehensive Dynamic Display lathe tool teaching aid, it is characterised in that it is single including cutter head flip vertical and horizontal rotation Member and cutter head；The cutter head flip vertical includes lathe tool show stand with horizontal rotation unit, drives the lathe tool show stand in water Motor that the motor of rotation with surface, the driving lathe tool show stand are overturn in vertical plane, with the motor connection Driving member and showing stand, the lathe tool are fixed on the lathe tool show stand；The motor is fixed on the showing stand, institute State showing stand to fix with the driving member, the lathe tool show stand is rotatably connected with the showing stand.

2. teaching aid according to claim 1, it is characterised in that the cutter head flip vertical also includes with horizontal rotation unit With the motor fix driving wheel and with the capstan drive coordinate driven pulley, the end face of the driven pulley or from The wheel shaft of the driving wheel is fixed with the lathe tool show stand, and the axial line of the wheel shaft of the driven pulley is perpendicular to the ground, and described The wheel shaft of driven pulley is rotatablely connected with the showing stand.

3. teaching aid according to claim 2, it is characterised in that the cutter head is fixed on the lathe tool by magnetic adsorptive power Show stand.

4. teaching aid according to claim 3, it is characterised in that the generally magnet support or described of the lathe tool show stand Lathe tool show stand is provided with magnet part.

5. teaching aid according to claim 2, it is characterised in that the driving wheel and the driven pulley engage or passed through one Gear band is connected.

6. teaching aid according to claim 1, it is characterised in that the driving member includes intermeshing first gear and the Two gears, the first gear is fixed on the output shaft of the motor, and the showing stand is fixed on the end face of the second gear Or the wheel shaft of the second gear；The axial line of the wheel shaft of the second gear is vertical with the rotational plane of motor.

7. teaching aid according to claim 6, it is characterised in that the cutter head flip vertical also includes with horizontal rotation unit Two relative, spaced fixed arms, the wheel shaft of the second gear is pivotally mounted to one of fixed arm, the displaying The one end of frame away from the second gear is pivotally secured to another fixed arm.

8. teaching aid according to claim 1, it is characterised in that the teaching aid also includes transparent display support, described transparent The side walls collapse of exhibition stand towards the lathe tool has collecting breach, and it is intraoral that the lathe tool can be received within the shelter.