CN217832150U - High-precision gear shaping machine - Google Patents
High-precision gear shaping machine Download PDFInfo
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- CN217832150U CN217832150U CN202222103244.5U CN202222103244U CN217832150U CN 217832150 U CN217832150 U CN 217832150U CN 202222103244 U CN202222103244 U CN 202222103244U CN 217832150 U CN217832150 U CN 217832150U
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- gear shaping
- cutter
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- positioning
- clamping device
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Abstract
The utility model discloses need switch processing station or the manual problem of repeatedly changing the gear shaping cutter influence work efficiency when cutting different parts to among the prior art gear shaping machine, provided a high accuracy gear shaping machine, belong to machining technical field, including the host computer body, be equipped with the clamping device who presss from both sides the part of treating of pressing from both sides different model specifications on the host computer body, and install the moving platform of a plurality of gear shaping sword, moving platform sets up in the clamping device below, and moving platform's below is equipped with and makes the gear shaping sword be located under the clamping device and make gear shaping sword and clamping device with the accurate positioning structure of axle center. The utility model discloses a switching of different pinion cutters is realized to the sliding movement platform, and is simple and convenient, does not need manual change cutter, has improved machining efficiency. And the accurate positioning structure can eliminate the displacement error generated by the moving platform in the moving process, and the displacement precision of the moving platform is greatly improved, so that the consistency and precision of parts machined by the gear shaping machine are better.
Description
Technical Field
The utility model belongs to the technical field of machining, concretely relates to high accuracy gear shaping machine.
Background
The gear shaper is a metal cutting machine tool, and is a gear processing machine tool for processing internal and external straight teeth, helical gears and other tooth-shaped parts by using a gear shaper cutter according to a generating method. When traditional rotatory gear shaping machine was when needs cut, like the utility model discloses a full-automatic gear shaping machine that patent number is CN201921724601.1, can produce the side direction cutting force between work piece and the cutter, the profile of tooth and work piece terminal surface will appear not be on a vertical line, cause this work piece in the use, the tooth of work piece and driving medium and tooth contact not good, cause the tooth wearing and tearing easily.
Disclosure of Invention
The utility model discloses to traditional gear shaping machine among the prior art when the cutting, can produce the side direction cutting force between work piece and the cutter, cause the problem of the tooth wearing and tearing of work piece easily, provided a high accuracy gear shaping machine.
The invention aims to be realized by the following technical scheme: the utility model provides a high accuracy gear shaping machine, includes the host computer body, is equipped with the clamping device who presss from both sides tight different model specifications of treating the processing part on the host computer body to and install the moving platform of a plurality of pinion cutters, moving platform sets up in the clamping device below, and moving platform's below is equipped with and makes the pinion cutter be located under the clamping device and make pinion cutter and clamping device with the accurate positioning structure of axle center.
In the scheme, the plurality of slotting tools of different models and specifications are installed on the moving platform, the moving platform is controlled by the controller to move to enable the corresponding slotting tools to move to positions under parts needing to be cut, the parts of different specifications on the same station are machined, and the slotting tools are switched simply and conveniently without manually replacing the tools. The processing efficiency is improved. The clamping device clamps a part to be machined and presses down on the gear shaping cutter to realize the cutting machining of the part, the cutting mode is that all teeth cut pins simultaneously and mainly bear the force in the axial direction, the pin cutting force of the side force is offset because one tooth is cut in the pin in the opposite direction, and the workpiece cannot move laterally. The accurate positioning structure can eliminate the displacement error generated by the moving platform in the moving process, so that the displacement accuracy of the moving platform is greatly improved, and the consistency and the accuracy of parts machined by the gear shaping machine are better.
Preferably, the moving platform comprises an installation plate arranged on the main machine body, a guide slide rail is arranged on the installation plate, an installation platform for installing the slotting cutter is arranged on the guide slide rail, a screw rod is arranged on one side of the guide slide rail, a connecting block is arranged on the screw rod, and the connecting block is fixedly connected with the installation platform.
Preferably, one end of the screw is provided with a driving motor for driving the screw to rotate, and the driving motor is a servo motor. The servo motor has high positioning precision and small error in the moving process of the mobile platform.
Preferably, the mounting platform comprises a basic limiting platform and a cutter mounting platform, the basic limiting platform is fixedly mounted on the guide slide rail, the cutter mounting platform is fixedly mounted on the basic limiting platform, a plurality of cutter through holes for mounting the slotting cutter are formed in the cutter mounting platform, a plurality of positioning through holes coaxial with the cutter platform are formed in the basic limiting platform, a bearing block is fixedly arranged in each positioning through hole, and a positioning sleeve is fixedly arranged below the bearing block. The bearing block can support the pinion cutter when the clamping device presses down on the pinion cutter, so that the pinion cutter is prevented from moving downwards.
Preferably, the accurate positioning structure comprises a positioning bolt arranged at the lower end of the mounting plate, a bolt hole through which the positioning bolt passes is formed in the mounting plate, the bolt hole is positioned right below the clamping device, and the positioning bolt can move up and down in the bolt hole under the driving of the driving device; and one side of the positioning sleeve facing the mounting plate is provided with a positioning hole into which the positioning bolt is inserted. At moving platform multiple removal in-process, can produce the mobile location error because of temperature variation, the location bolt inserts in the locating hole of position sleeve, if the position of position sleeve does not move directly over the location bolt, when the location bolt inserts in the locating hole of position sleeve, the location bolt can drive the position sleeve and remove and make the position sleeve move directly over the location bolt, thereby make the slotting tool be located directly over the location bolt, make the slotting tool just to clamping device, thereby the poor displacement deviation of giving birth to of slotting tool removal in-process has been corrected, thereby the machining precision of parts machining at every turn has been guaranteed.
Preferably, the driving device is a cylinder or a hydraulic cylinder or a motor.
Preferably, one side of the cutter mounting platform is provided with a fixing hole communicated with the cutter through hole, a cutter pressing plate is arranged in the fixing hole, the other end of the cutter pressing plate is connected to a tightening bolt, and the end part of the tightening bolt is positioned on the outer side of the cutter mounting platform. The cutter pressing plate presses the pinion cutter from the side surface, so that the pinion cutter is fixed more firmly, and the condition of loosening and deviation cannot occur.
Compared with the prior art, the utility model discloses following beneficial effect has:
a plurality of gear shaping cutters of different model specifications are installed on the moving platform, realize the switching of different gear shaping cutters through sliding the moving platform, realized the processing of the part of different specifications under the same station, and the switching of gear shaping cutter only need control the moving platform to slide to corresponding gear shaping cutter and correspond clamping device just, and is simple and convenient, does not need manual change cutter, has improved machining efficiency.
Drawings
FIG. 1 is a schematic structural view of a gear shaping machine;
FIG. 2 is a cross-sectional view of the mobile platform;
FIG. 3 is an exploded view of the mobile platform;
fig. 4 is an exploded view of the tool mounting platform.
The labels in the figure are: 1. A main body; 2. a slotting cutter; 3. a clamping device; 4. mounting a plate; 5. a guide slide rail; 6. a screw; 7. a drive motor; 8. a basic limiting platform; 9. a tool mounting platform; 10. a cutter through hole; 11. positioning the through hole; 12. a bearing block; 13. a positioning sleeve; 14. positioning a bolt; 15. a pin hole; 16. positioning holes; 17. a fixing hole; 18. pressing a cutter plate; 19. screwing down the bolt; 20. connecting blocks; 21. a drive device.
Detailed Description
The invention will be further described with reference to the embodiments shown in the drawings to which:
as shown in fig. 1 to 4, a high accuracy gear shaping machine, including the host computer body 1, be equipped with the clamping device 3 that presss from both sides the part of treating of the tight different model specifications on the host computer body 1, and install the moving platform of a plurality of gear shaping sword 2, moving platform sets up in clamping device 3 below, and moving platform is equipped with cutter mounting platform 9 including setting up the mounting panel 4 on the host computer body 1 on the guide slide rail 5, the last direction slide rail 5 that is equipped with of guide slide rail 5, the last cutter mounting platform 8 that is equipped with of basic limit platform 8, the last cutter through-hole 10 that is equipped with a plurality of installation gear shaping sword 2 that is equipped with of cutter mounting platform 9, the last positioning hole 11 who is equipped with a plurality of and cutter platform with the axle center that is equipped with of basic limit platform 8, positioning hole 11 internal fixation is equipped with bearing block 12, and the fixed position sleeve 13 that is equipped with in the below of bearing block 12. The bearing block can be pressed against the pinion cutter 2 when the clamping device 3 presses down on the pinion cutter 2, so that the pinion cutter 2 is prevented from moving downwards.
One side of the cutter mounting platform 9 is provided with a fixing hole 17 communicated with the cutter through hole 10, a cutter pressing plate 18 is arranged in the fixing hole 17, the other end of the cutter pressing plate 18 is connected to a tightening bolt 19, and the end part of the tightening bolt 19 is positioned outside the cutter mounting platform 9. The cutter pressing plate 18 presses the pinion cutter 2 from the side, so that the pinion cutter 2 is fixed more firmly, and the condition of loosening and deviation cannot occur.
One side of the guide sliding rail 5 is provided with a screw rod 6, the screw rod 6 is provided with a connecting block 20, the connecting block 20 is fixedly connected with the mounting platform, one end of the screw rod 6 is provided with a driving motor 7 for driving the screw rod 6 to rotate, and the driving motor 7 is a servo motor. The servo motor has high positioning precision and small error in the moving process of the mobile platform.
The lower end of the mounting plate 4 is provided with a precise positioning structure, the precise positioning structure comprises a positioning bolt 14 arranged at the lower end of the mounting plate 4, a bolt hole 15 through which the positioning bolt 14 passes is arranged on the mounting plate 4, the bolt hole 15 is positioned right below the clamping device 3, and the positioning bolt 14 can move up and down in the bolt hole 15 under the driving of a driving device 21; the side of the locating sleeve 13 facing the mounting plate 4 is provided with a locating hole 16 into which the locating bolt 14 is inserted. In the moving process of the moving platform, accumulated errors can be generated, the positioning bolt 14 is inserted into the positioning hole 16 of the positioning sleeve 13, if the position of the positioning sleeve 13 does not move right above the positioning bolt 14, and when the positioning bolt 14 is inserted into the positioning hole 16 of the positioning sleeve 13, the positioning bolt 14 can drive the positioning sleeve 13 to move so that the positioning sleeve 13 moves right above the positioning bolt 14, the slotting cutter 2 is located right above the positioning bolt 14, the slotting cutter 2 is opposite to the clamping device 3, the differential displacement deviation in the moving process of the slotting cutter 2 is corrected, and the machining precision of each part machining is guaranteed.
The driving device 21 is a cylinder or a hydraulic cylinder or a motor, and the utility model discloses in be the cylinder.
The operation principle is as follows:
the cutter mounting platform 9 is provided with the slotting tools 2 of different models and specifications, when a certain specification of the slotting tool 2 is required to cut a part, the moving platform is controlled by the controller to move, the corresponding slotting tool 2 is moved to the position under the clamping device 3, in order to ensure the position accuracy of the slotting tool 2 and the clamping device 3, the driving device 21 drives the positioning bolt 14 to move upwards, so that the positioning bolt 14 enters the positioning hole 16 of the positioning sleeve 13, if the position of the positioning sleeve 13 does not move to the position over the positioning bolt 14, and the positioning bolt 14 is inserted into the positioning hole 16 of the positioning sleeve 13, the positioning bolt 14 can drive the positioning sleeve 13 to move, so that the positioning sleeve 13 moves to the position over the positioning bolt 14, the slotting tool 2 is positioned over the positioning bolt 14, the slotting tool 2 is opposite to the clamping device 3, and accordingly, the differential displacement deviation in the moving process of the slotting tool 2 is corrected, and the machining accuracy of each part is ensured.
After the pinion cutter 2 is accurately positioned, a part with machining is installed on the clamping device 3, and the clamping device 3 presses down on the pinion cutter 2 to machine the part. When the pinion cutter 2 needs to be replaced to process parts of other specifications, the mobile platform only needs to be controlled to move to the corresponding pinion cutter 2, switching of the pinion cutter 2 is achieved conveniently and fast, and machining efficiency is greatly improved.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The utility model provides a high accuracy gear shaping machine, includes the host computer body (1), is equipped with clamping device (3) of treating the processing part of the tight different model specifications on the host computer body (1) to and install the moving platform of a plurality of gear shaping sword (2), its characterized in that, moving platform sets up in clamping device (3) below, and moving platform's below is equipped with makes gear shaping sword (2) be located clamping device (3) under and makes gear shaping sword (2) and clamping device (3) with the accurate positioning structure of axle center.
2. The high-precision gear shaping machine according to claim 1, wherein the moving platform comprises a mounting plate (4) arranged on the main machine body (1), a guide slide rail (5) is arranged on the mounting plate (4), a mounting platform for mounting the gear shaping cutter (2) is arranged on the guide slide rail (5), a screw (6) is arranged on one side of the guide slide rail (5), a connecting block (20) is arranged on the screw (6), and the connecting block (20) is fixedly connected with the mounting platform.
3. A high precision gear shaping machine according to claim 2, characterized in that one end of the screw (6) is provided with a drive motor (7) for driving the screw (6) to rotate, the drive motor (7) being a servo motor.
4. The high-precision gear shaping machine according to claim 2, wherein the mounting platform comprises a basic limiting platform (8) and a cutter mounting platform (9), the basic limiting platform (8) is fixedly mounted on the guide slide rail (5), the cutter mounting platform (9) is fixedly mounted on the basic limiting platform (8), a plurality of cutter through holes (10) for mounting the gear shaping cutter (2) are formed in the cutter mounting platform (9), a plurality of positioning through holes (11) which are coaxial with the cutter platform are formed in the basic limiting platform (8), a bearing block (12) is fixedly arranged in each positioning through hole (11), and a positioning sleeve (13) is fixedly arranged below each bearing block (12).
5. The high-precision gear shaping machine according to claim 4, wherein the precise positioning structure comprises a positioning bolt (14) arranged at the lower end of the mounting plate (4), a bolt hole (15) for the positioning bolt (14) to pass through is formed in the mounting plate (4), the bolt hole (15) is positioned right below the clamping device (3), and the positioning bolt (14) can move up and down in the bolt hole (15) through the driving of a driving device (21); one side of the positioning sleeve (13) facing the mounting plate (4) is provided with a positioning hole (16) into which a positioning bolt (14) is inserted.
6. A high precision gear shaping machine according to claim 5, characterized in that the drive means (21) is a pneumatic or hydraulic cylinder or an electric motor.
7. A high-precision gear shaping machine according to claim 4, wherein one side of the cutter mounting platform (9) is provided with a fixing hole (17) communicated with the cutter through hole (10), a cutter pressing plate (18) is arranged in the fixing hole (17), the other end of the cutter pressing plate (18) is connected to a tightening bolt (19), and the end part of the tightening bolt (19) is positioned outside the cutter mounting platform (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222103244.5U CN217832150U (en) | 2022-08-10 | 2022-08-10 | High-precision gear shaping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222103244.5U CN217832150U (en) | 2022-08-10 | 2022-08-10 | High-precision gear shaping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217832150U true CN217832150U (en) | 2022-11-18 |
Family
ID=84014501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222103244.5U Active CN217832150U (en) | 2022-08-10 | 2022-08-10 | High-precision gear shaping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217832150U (en) |
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2022
- 2022-08-10 CN CN202222103244.5U patent/CN217832150U/en active Active
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