CN213196659U - Practical training device of automatic tool changing mechanism - Google Patents
Practical training device of automatic tool changing mechanism Download PDFInfo
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- CN213196659U CN213196659U CN202021772498.0U CN202021772498U CN213196659U CN 213196659 U CN213196659 U CN 213196659U CN 202021772498 U CN202021772498 U CN 202021772498U CN 213196659 U CN213196659 U CN 213196659U
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Abstract
The utility model discloses a practical training device of an automatic tool changing mechanism, which comprises a bottom plate, a servo driving mechanism and a tool changing driving mechanism; the servo driving mechanism is arranged on the bottom plate and drives the tool changing driving mechanism which is arranged on the bottom plate in a sliding mode to move horizontally; the tool changing driving mechanism comprises a box body, a first driving motor, a first helical gear, a second helical gear, an arc surface indexing cam mechanism, a tool shaft, a tool changing arm and a swing rod, wherein the arc surface indexing cam mechanism comprises an arc surface cam and a turntable. The utility model discloses simple structure, novelty improve real teaching quality and efficiency of instructing, make things convenient for the student to dismantle and install.
Description
Technical Field
The utility model relates to a real standard equipment specifically is an automatic real device of instructing of tool changing mechanism.
Background
The tool changing mechanism of the numerical control machine tool is widely applied in actual machining, the inner structure and the transmission principle of the tool changing mechanism can not be learned through dismounting a real object in actual operation teaching, only single learning theoretical knowledge can be realized, one-sided and not profound learning can be caused when the working principle of the tool changing mechanism is learned, and a real object teaching device can not meet the requirements of normal multi-person learning or practical training, so that the teaching quality is reduced.
When the working principle of the tool changing mechanism is studied, the actual teaching needs real objects to be disassembled and assembled and explained, the utilization rate of the objects is not high, the motion precision between the members after the disassembly and the assembly cannot be guaranteed, the great waste of the object resources is caused, meanwhile, the internal mechanism of the objects is too complex, the practical training project time is long, and the operability of the practical teaching is further restricted.
Most of the existing tool changing mechanisms exist in a machining center, when physical teaching is carried out, the internal structure is complex, the movement precision is high, and the tool changing mechanisms are not suitable for developing mechanical disassembly and assembly practical training items.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic real device of instructing of tool changing mechanism to solve the problem that proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a practical training device of an automatic tool changing mechanism comprises a bottom plate, a servo driving mechanism and a tool changing driving mechanism;
the servo driving mechanism is arranged on the bottom plate and drives the tool changing driving mechanism which is arranged on the bottom plate in a sliding mode to move horizontally;
the tool changing driving mechanism comprises a box body, a first driving motor, a first helical gear, a second helical gear, an arc indexing cam mechanism, a tool shaft, a tool changing arm and a swing rod, wherein the first driving motor is arranged on the upper end surface of the box body, the driving end of the first helical gear is concentrically connected with the first helical gear, the second helical gear is meshed with the first helical gear, the second helical gear is axially provided with a transmission shaft which vertically penetrates through the upper end surface of the box body, the arc indexing cam mechanism is arranged in the box body and comprises an arc cam and a turntable, the arc cam is concentrically connected with the transmission shaft, the upper end surface of the arc cam is concentrically provided with a plane cam, the turntable is axially vertical to the transmission shaft and is arranged in the box body through an indexing bearing seat, and the periphery of the turntable is symmetrically provided with a plurality of rollers which are meshed with the arc cam step, the cutter shaft axially coincides with the turntable axially, the cutter shaft is in transmission connection with the axial center hole of the turntable in a spline connection mode, one end, far away from the turntable, of the cutter shaft vertically penetrates through the front side wall of the box body and is vertically connected with the center of the cutter changing arm arranged outside the box body, the swing rod is horizontally arranged inside the box body and is perpendicular to the transmission shaft, one end of the swing rod is connected with the top end inside the box body through a rotating pin, the other end of the swing rod is in bolted connection with the cutter shaft through a cylindrical pin, a bearing abutted against the outer edge of the planar cam is erected in the middle of the swing rod, and a reset spring connected with the.
Furthermore, servo drive mechanism includes second driving motor, third helical gear, fourth helical gear, lead screw, screw nut, second driving motor passes through motor support and sets up on the box up end, and its drive end passes through the concentric connection of shaft coupling third helical gear, fourth helical gear and the meshing of third helical gear, the level of connecting with one heart of fourth helical gear erects on the bottom plate the lead screw, screw nut threaded connection is on the lead screw to the transmission is connected tool changing actuating mechanism's bottom half.
Furthermore, a sliding rail is horizontally arranged on the bottom plate, a sliding block is arranged on the sliding rail, and the sliding block is connected with the bottom of the box body of the tool changing driving mechanism.
Furthermore, a clamping jaw for simulating clamping of the tool is arranged on the tool changing arm.
The utility model has the advantages that:
the utility model provides an automatic real device of instructing of tool changing mechanism, its simple structure, novelty have simplified and integrated under the real circumstances of instructing of satisfying the teaching, and inner structure surveyability has still fused typical mechanical transmission mechanism such as two-dimensional drive mechanism, the lead screw mechanism in the lathe among the simultaneous system, richenes real project of instructing, improves real quality of teaching and efficiency of instructing to make things convenient for the student to dismantle and install.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a front sectional view of the present invention.
Fig. 2 is a sectional top view of the case body in the direction a.
In the figure: 1. the tool changing mechanism comprises a base plate, 2, a box body, 3, a first driving motor, 4, a first bevel gear, 5, a second bevel gear, 6, a cutter shaft, 7, a tool changing arm, 8, a swing rod, 9, a transmission shaft, 10, a cambered surface cam, 11, a rotary table, 12, a plane cam, 13, an indexing bearing seat, 14, a roller, 15, a rotary pin, 16, a cylindrical pin, 17, a bearing, 18, a reset spring, 19, a second driving motor, 20, a third bevel gear, 21, a fourth bevel gear, 22, a lead screw, 23, a lead screw nut, 24, a motor support, 25, a coupler, 26, a slide rail, 27, a slide block, 28 and a tool claw.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model provides a practical training device of an automatic tool changing mechanism, which comprises a bottom plate 1, a servo driving mechanism and a tool changing driving mechanism;
the servo driving mechanism is arranged on the bottom plate 1 and drives the tool changing driving mechanism which is arranged on the bottom plate 1 in a sliding mode to move horizontally;
the tool changing driving mechanism comprises a box body 2, a first driving motor 3, a first helical gear 4, a second helical gear 5, an arc indexing cam mechanism, a cutter shaft 6, a tool changing arm 7 and a swing rod 8, wherein the first driving motor 3 is arranged on the upper end surface of the box body 2, the driving end of the first helical gear is concentrically connected with the first helical gear 4, the second helical gear 5 is meshed with the first helical gear 4, the second helical gear 5 is axially provided with a transmission shaft 9 which vertically penetrates through the upper end surface of the box body 2, the arc indexing cam mechanism is arranged inside the box body 2, the arc indexing cam mechanism comprises an arc cam 10 and a rotating disc 11, the arc cam 10 is concentrically connected with the transmission shaft 9, the upper end surface of the arc cam 10 is concentrically provided with a plane cam 12, the rotating disc 11 is axially vertical to the transmission shaft 9 and is arranged inside the box body 2 through an indexing bearing seat 13, a plurality of rollers 14 which are meshed with the arc, 6 axial of arbor and 11 axial coincidence of carousel, and arbor 6 and the mode that adopts splined connection of the axial centre bore department of carousel 11 carry out the transmission and be connected, the one end that carousel 11 was kept away from to arbor 6 runs through the preceding lateral wall of box 2 perpendicularly, and connect perpendicularly and set up at the outside tool change arm 7 center of box 2, pendulum rod 8 level sets up inside box 2, and perpendicular with transmission shaft 9, the inside top of box 2 is connected through changeing round pin 15 to the one end of pendulum rod 8, the other end passes through cylindric lock 16 bolt arbor 6, the middle part of pendulum rod 8 is erect be equipped with the bearing 17 of 12 outer fringe butts of planar cam, be equipped with the reset spring 18 of connecting pendulum rod 8 on the inside back lateral wall.
Specifically, the servo driving mechanism comprises a second driving motor 19, a third bevel gear 20, a fourth bevel gear 21, a lead screw 22 and a lead screw nut 23, the second driving motor 19 is arranged on the upper end face of the box body 2 through a motor support 24, the driving end of the second driving motor is concentrically connected with the third bevel gear 20 through a coupler 25, the fourth bevel gear 21 is meshed with the third bevel gear 20, the fourth bevel gear 21 is concentrically connected with the lead screw 22 horizontally erected on the bottom plate 1, and the lead screw nut 23 is in threaded connection with the lead screw 22 and is in transmission connection with the bottom of the box body 2 of the tool changing driving mechanism.
Specifically, a slide rail 26 is horizontally arranged on the bottom plate 1, a slide block 27 is arranged on the slide rail 26, and the slide block 27 is connected with the bottom of the box body 2 of the tool changing driving mechanism.
In the present embodiment, the tool changer arm 7 is provided with a claw 28 for simulating the gripping of a tool.
Synthesize the technical scheme of the utility model, its simple structure, novelty, through servo drive mechanism, can drive tool changing actuating mechanism along slide rail translation on bottom plate 1, through typical mechanical transmission mechanism, the real project of instructing is enriched, through the drive of tool changing actuating mechanism's first driving motor 3, first helical gear 4 drives second helical gear 5, second helical gear 5 drives cambered surface cam 10 rotation of cambered surface indexing cam mechanism through transmission shaft 9, cambered surface cam 10 drives the rotation of planar cam 12, drive carousel 11 on the periphery rather than meshing roller 14, and then realize the rotation of carousel 11, carousel 11 can drive arbor 6 rotation, arbor 6 drives tool changing arm 7 rotation, when tool changing arm 7 rotates, by planar cam 12 and the bearing 17 that establishes on the pendulum rod 8 cooperate, make pendulum rod 8 swing to box 2 leading flank, pendulum rod 8 is when the swing, its one end with 6 bolted connections of arbor promotes arbor 6 and removes to box 2 leading flank, and then promotes trade knife arm 7, consequently, trade knife arm 7 is in the rotation, and take place to deviate from the motion of box 2, then first driving motor 3 back drive, the equal reverse motion of each part, and pendulum rod 8 is under reset spring 18's effect, drive 6 reverse movements of arbor, it rolls back to realize trading knife arm 7, above-mentioned tool changing actuating mechanism's motion process, the tool changing process of digit control machine tool has been simulated, simplify and integrate under the real circumstances of instructing of satisfying the teaching, inner structure surveyability, improve real teaching quality and efficiency of instructing, and make things convenient for the student to dismantle and install.
The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (4)
1. A practical training device of an automatic tool changing mechanism is characterized by comprising a bottom plate, a servo driving mechanism and a tool changing driving mechanism;
the servo driving mechanism is arranged on the bottom plate and drives the tool changing driving mechanism which is arranged on the bottom plate in a sliding mode to move horizontally;
the tool changing driving mechanism comprises a box body, a first driving motor, a first helical gear, a second helical gear, an arc indexing cam mechanism, a tool shaft, a tool changing arm and a swing rod, wherein the first driving motor is arranged on the upper end surface of the box body, the driving end of the first helical gear is concentrically connected with the first helical gear, the second helical gear is meshed with the first helical gear, the second helical gear is axially provided with a transmission shaft which vertically penetrates through the upper end surface of the box body, the arc indexing cam mechanism is arranged in the box body and comprises an arc cam and a turntable, the arc cam is concentrically connected with the transmission shaft, the upper end surface of the arc cam is concentrically provided with a plane cam, the turntable is axially vertical to the transmission shaft and is arranged in the box body through an indexing bearing seat, and the periphery of the turntable is symmetrically provided with a plurality of rollers which are meshed with the arc cam step, the cutter shaft axially coincides with the turntable axially, the cutter shaft is in transmission connection with the axial center hole of the turntable in a spline connection mode, one end, far away from the turntable, of the cutter shaft vertically penetrates through the front side wall of the box body and is vertically connected with the center of the cutter changing arm arranged outside the box body, the swing rod is horizontally arranged inside the box body and is perpendicular to the transmission shaft, one end of the swing rod is connected with the top end inside the box body through a rotating pin, the other end of the swing rod is in bolted connection with the cutter shaft through a cylindrical pin, a bearing abutted against the outer edge of the planar cam is erected in the middle of the swing rod, and a reset spring connected with the.
2. The practical training device of the automatic tool changing mechanism according to claim 1, wherein the servo driving mechanism comprises a second driving motor, a third bevel gear, a fourth bevel gear, a lead screw and a lead screw nut, the second driving motor is arranged on the upper end face of the box body through a motor support, a driving end of the second driving motor is concentrically connected with the third bevel gear through a coupler, the fourth bevel gear is meshed with the third bevel gear, the fourth bevel gear is concentrically connected with the lead screw which is horizontally erected on the bottom plate, and the lead screw nut is in threaded connection with the lead screw and is in transmission connection with the bottom of the box body of the tool changing driving mechanism.
3. The practical training device of the automatic tool changing mechanism according to claim 1, wherein a sliding rail is horizontally arranged on the bottom plate, a sliding block is arranged on the sliding rail, and the sliding block is connected with the bottom of a box body of the tool changing driving mechanism.
4. The practical training device of the automatic tool changing mechanism according to claim 1, wherein the tool changing arm is provided with a claw for simulating clamping of the tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021772498.0U CN213196659U (en) | 2020-08-24 | 2020-08-24 | Practical training device of automatic tool changing mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021772498.0U CN213196659U (en) | 2020-08-24 | 2020-08-24 | Practical training device of automatic tool changing mechanism |
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| CN213196659U true CN213196659U (en) | 2021-05-14 |
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| CN202021772498.0U Active CN213196659U (en) | 2020-08-24 | 2020-08-24 | Practical training device of automatic tool changing mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114256514A (en) * | 2021-12-27 | 2022-03-29 | 广东凯隆智能科技有限公司 | Synchronous wheel driving mechanism of lithium battery winding machine |
| CN114505697A (en) * | 2021-10-12 | 2022-05-17 | 枣庄北航机床创新研究院有限公司 | Side drive type slide block and swing rod multi-axis linkage numerical control machine tool |
-
2020
- 2020-08-24 CN CN202021772498.0U patent/CN213196659U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114505697A (en) * | 2021-10-12 | 2022-05-17 | 枣庄北航机床创新研究院有限公司 | Side drive type slide block and swing rod multi-axis linkage numerical control machine tool |
| CN114505697B (en) * | 2021-10-12 | 2023-06-09 | 枣庄北航机床创新研究院有限公司 | Side-driven type slide block swing rod multi-axis linkage numerical control machine tool |
| CN114256514A (en) * | 2021-12-27 | 2022-03-29 | 广东凯隆智能科技有限公司 | Synchronous wheel driving mechanism of lithium battery winding machine |
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