CN112692364A - Automatic adjusting device for machining tooth hub T-shaped groove broaching groove - Google Patents
Automatic adjusting device for machining tooth hub T-shaped groove broaching groove Download PDFInfo
- Publication number
- CN112692364A CN112692364A CN202011578955.7A CN202011578955A CN112692364A CN 112692364 A CN112692364 A CN 112692364A CN 202011578955 A CN202011578955 A CN 202011578955A CN 112692364 A CN112692364 A CN 112692364A
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- China
- Prior art keywords
- bottom plate
- broaching
- transposition
- positioning
- groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D37/00—Broaching machines or broaching devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D41/00—Broaching machines or broaching devices characterised only by constructional features of particular parts
- B23D41/06—Broaching machines or broaching devices characterised only by constructional features of particular parts of devices for feeding, clamping, or ejecting workpieces
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
The invention discloses an automatic adjusting device for broaching a T-shaped groove of a gear hub, which comprises an installation bottom plate fixedly installed on a frame of a broaching machine, wherein a cutter positioning seat is arranged on the installation bottom plate at a position corresponding to a broaching tool of the broaching machine; the other end of the mounting bottom plate is slidably provided with a movable bottom plate, the bottom of the mounting bottom plate is provided with a transposition cylinder along the sliding direction of the movable bottom plate, and a telescopic rod of the transposition cylinder is connected with one end of the movable bottom plate, which is far away from the cutter positioning seat; the tool positioning device is arranged at one end, close to the tool positioning seat, of the movable bottom plate, a triangular plate is fixedly arranged at the side end of the movable bottom plate, a transposition air cylinder is arranged on the triangular plate, and the telescopic end of the transposition air cylinder is hinged to one end of the swinging bottom plate. The rotary switching mechanism can automatically complete rotary switching of each groove position of a workpiece in the groove broaching process of three T-shaped grooves of a gear hub workpiece, and ensures positioning and fastening of the workpiece during groove broaching, thereby reducing labor input and improving processing efficiency.
Description
Technical Field
The invention relates to the technical field of gear hub machining, in particular to an automatic adjusting device for machining a T-shaped groove broaching groove of a gear hub.
Background
In the machining of the gear hub, three uniformly arranged T-shaped grooves on the outer peripheral wall thereof are generally formed by broaching with a broaching machine. At the present stage, a workpiece is arranged on a broaching machine, after positioning and fastening are completed, the broaching tool is used for carrying out grooving processing on a single T-shaped groove on the workpiece, then an operator is required to manually rotate the workpiece, position and fasten the workpiece, and then processing of the next groove is carried out. Therefore, when one gear hub workpiece is subjected to groove drawing processing, a worker needs to successively perform positioning and fastening operation on the workpiece three times, so that the labor investment is large, and the working efficiency is low.
Disclosure of Invention
The invention aims to provide an automatic adjusting device for tooth hub T-shaped groove broaching, which solves the technical problems of high labor input and low working efficiency in tooth hub T-shaped groove broaching at the present stage.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention relates to an automatic adjusting device for broaching a T-shaped groove of a gear hub, which comprises an installation bottom plate fixedly installed on a frame of a broaching machine, wherein a cutter positioning seat is arranged on the installation bottom plate at a position corresponding to a broaching tool of the broaching machine; a movable bottom plate is arranged at the other end of the mounting bottom plate in a sliding mode, a transposition cylinder is arranged at the bottom of the mounting bottom plate along the sliding direction of the movable bottom plate, and a telescopic rod of the transposition cylinder is connected with one end, far away from the cutter positioning seat, of the movable bottom plate; the movable bottom plate is provided with a workpiece positioning device at one end close to the cutter positioning seat, a gear hub workpiece to be machined is mounted on the workpiece positioning device, a triangular plate is fixedly arranged at the side end of the movable bottom plate, a transposition air cylinder is arranged on the triangular plate, the telescopic end of the transposition air cylinder is hinged to one end of the swinging bottom plate, the other end of the swinging bottom plate is movably connected with the workpiece positioning device, a bolt air cylinder is arranged in the middle of the swinging bottom plate, and a positioning bolt matched with a gear groove of the gear hub workpiece is fixedly arranged at the free end of a telescopic rod of the bolt air cylinder.
Furthermore, the front end of the mounting bottom plate at the cutter positioning seat is provided with a cutter guide groove key.
Furthermore, the workpiece positioning device comprises a positioning seat fixedly arranged on the movable bottom plate, a positioning mandrel is fixedly arranged on the upper portion of the positioning seat, the other end of the swinging bottom plate is movably connected with the lower half portion of the positioning mandrel, a centering sleeve with a peripheral wall matched with the middle hole of the gear hub workpiece is sleeved on the upper half portion of the positioning mandrel, and a centering sleeve pressing cover used for fixing the centering sleeve is fixedly arranged at the top end of the positioning mandrel.
Furthermore, the swing bottom plate is arranged into an r-shaped structure, one end of the swing bottom plate is uniformly provided with a plurality of pin holes, and the swing bottom plate is hinged with the telescopic end of the transposition air cylinder through a plurality of connecting pins matched with the pin holes; the other end of the swing bottom plate is provided with a connecting hole matched with the lower half part of the positioning mandrel and movably sleeved outside the lower half part of the positioning mandrel through the connecting hole; the middle part of the swing bottom plate is provided with an installation groove, and the bolt cylinder is fixedly connected with the swing bottom plate through a bolt group matched with the installation groove.
Furthermore, a transposition air cylinder mounting seat is fixedly arranged at the bottom of the mounting bottom plate, and the transposition air cylinder is fixedly arranged on the transposition air cylinder mounting seat.
Furthermore, a transposition air cylinder rod mounting seat perpendicular to the movable bottom plate is arranged at one end of the movable bottom plate, which is far away from the cutter positioning seat, and a telescopic rod of the transposition air cylinder is fixedly connected with the transposition air cylinder rod mounting seat.
Furthermore, a first proximity switch for detecting the position of the bolt cylinder is arranged on the triangle.
Furthermore, a second proximity switch for detecting the position of the movable bottom plate is arranged at the position, close to the cutter positioning seat, of the mounting bottom plate.
Compared with the prior art, the invention has the beneficial technical effects that:
the rotary switching mechanism can automatically complete rotary switching of each groove position of a workpiece in the groove broaching process of three T-shaped grooves of a gear hub workpiece, and ensures positioning and fastening of the workpiece during groove broaching, thereby reducing labor input and improving processing efficiency.
Drawings
The invention is further illustrated in the following description with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a sectional view taken along line A-A of FIG. 2;
FIG. 5 is a schematic view of a swing floor structure;
description of reference numerals: 1. mounting a bottom plate; 2. a cutter positioning seat; 3. a tool guide channel key; 4. a movable bottom plate; 5. a transposition air cylinder; 6. a transposition air cylinder mounting seat; 7. a transposition cylinder rod mounting seat; 8. a gear hub workpiece; 9. a set square; 10. a transposition air cylinder; 11. a swing floor; 12. a bolt cylinder; 13. positioning a bolt; 14. positioning seats; 15. positioning the mandrel; 16. a centering sleeve; 17. a centering sleeve gland; 18. a pin hole; 19. connecting holes; 20. mounting grooves; 21. a first proximity switch; 22. a second proximity switch.
Detailed Description
As shown in fig. 1-5, an automatic adjusting device for processing a T-shaped groove broach of a gear hub includes a mounting base plate 1 fixedly mounted on a frame of a broaching machine, the mounting base plate 1 is provided with a tool positioning seat 2 at a position corresponding to a broach of the broaching machine, in addition, the mounting base plate 1 is provided with a tool guiding groove key 3 at a front end of the tool positioning seat 2, the tool positioning seat 2 and the tool guiding groove key adopt a tool positioning structure for the broach matched with the broaching machine in the prior art, and the description is omitted herein. .
The other end of the mounting base plate 1 is provided with a movable base plate 4 in a sliding manner, the bottom of the mounting base plate 1 is provided with a transposition cylinder 5 along the sliding direction of the movable base plate 4, and an expansion rod of the transposition cylinder 5 is connected with one end, far away from the cutter positioning seat 2, of the movable base plate 4. Specifically, the bottom of the mounting base plate 1 is fixedly provided with a transposition cylinder mounting seat 6, and the transposition cylinder 5 is fixedly mounted on the transposition cylinder mounting seat 6. One end of the movable bottom plate 4, which is far away from the cutter positioning seat 2, is fixedly provided with a transposition air cylinder rod mounting seat 7 which is perpendicular to the movable bottom plate, and an expansion rod of the transposition air cylinder 5 is fixedly connected with the transposition air cylinder rod mounting seat 7.
The utility model discloses a cutter positioning seat, including activity bottom plate 4, cutter positioning seat 2, work piece positioner, the last installation of work piece positioner is close to the one end of cutter positioning seat 2 is provided with workpiece positioning device, the last tooth hub work piece 8 that remains to be processed of workpiece positioning device, the fixed set-square 9 that is provided with of side of activity bottom plate 4, install transposition cylinder 10 on the set-square 9, the flexible end of transposition cylinder 10 is connected with the one end of swing bottom plate 11 is articulated, the other end of swing bottom plate 11 with workpiece positioning device swing joint, the mid-mounting of swing bottom plate 11 has bolt cylinder 12, the telescopic link free end fixed mounting of bolt cylinder 12 has the location bolt 13 with the tooth's socket.
In this embodiment, the workpiece positioning device includes a positioning seat 14 fixedly mounted on the movable bottom plate 4, a positioning mandrel 15 is fixedly mounted on an upper portion of the positioning seat 14, and the other end of the swinging bottom plate 11 is movably connected with a lower half portion of the positioning mandrel 15. The upper half part of the positioning mandrel 15 is sleeved with a centering sleeve 16, and the outer peripheral wall of the centering sleeve 16 is matched with a middle hole of the gear hub workpiece 8, so that the gear hub workpiece 8 can be sleeved on the outer side of the centering sleeve 16. In addition, a centering sleeve gland 17 for fixing the centering sleeve 16 is fixedly arranged at the top end of the positioning mandrel 15.
The swing bottom plate 11 is specifically designed to be of an r-shaped structure, one end of the swing bottom plate is uniformly provided with a plurality of pin holes 18, and the swing bottom plate is hinged to the telescopic end of the indexing cylinder 10 through a plurality of connecting pins matched with the pin holes 18. The other end of the swing bottom plate 11 is provided with a connecting hole 19 matched with the lower half part of the positioning mandrel 15, and the swing bottom plate is movably sleeved outside the lower half part of the positioning mandrel 15 through the connecting hole 19. The middle part of the swing bottom plate 11 is provided with a mounting groove 20, and the bolt cylinder 12 is fixedly connected with the swing bottom plate 11 through a bolt group matched with the mounting groove 20.
In addition, a first proximity switch 21 for detecting the position of the bolt cylinder 12 is installed on the triangle 9, and a second proximity switch 22 for detecting the position of the movable bottom plate 4 is installed at the position, close to the cutter positioning seat 2, of the installation bottom plate 1.
The action process of the invention is as follows:
firstly, sleeving a gear hub workpiece on the centering sleeve, enabling the bottom of the gear hub workpiece to be in contact with the top of the positioning seat, pushing the movable bottom plate to move towards the cutter positioning seat through the transposition air cylinder, stopping the transposition air cylinder after the second proximity switch detects an in-place signal of the movable bottom plate, extending the inserting pin air cylinder to enable the positioning inserting pin to be inserted into a tooth groove of the gear hub workpiece, so that the gear hub workpiece is fixed, then starting a broaching machine, and machining a T-shaped groove in the gear hub through a broaching tool. After the first T-shaped groove is machined, after the transposition air cylinder contracts and resets, the transposition air cylinder begins to contract, so that the swing bottom plate rotates and deviates along the positioning mandrel, and meanwhile, the gear hub workpiece rotates together under the action of the positioning bolt. When the first proximity switch detects an in-place signal of the swinging bottom plate, the swinging bottom plate and the gear hub workpiece rotate by 120 degrees, then the bolt cylinder and the transposition cylinder reset sequentially, the transposition cylinder pushes the movable bottom plate to move towards the direction of the cutter positioning seat again, and then the circulation is repeated, so that the processing operation of a second T-shaped groove and a third T-shaped groove of the gear hub workpiece can be finished sequentially.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (8)
1. The utility model provides an automatic regulating apparatus that is used for processing of tooth hub T type groove broach which characterized in that: the broaching machine tool comprises a mounting bottom plate fixedly mounted on a frame of a broaching machine, wherein a tool positioning seat is arranged on the mounting bottom plate at a position corresponding to a broaching tool of the broaching machine; a movable bottom plate is arranged at the other end of the mounting bottom plate in a sliding mode, a transposition cylinder is arranged at the bottom of the mounting bottom plate along the sliding direction of the movable bottom plate, and a telescopic rod of the transposition cylinder is connected with one end, far away from the cutter positioning seat, of the movable bottom plate; the movable bottom plate is provided with a workpiece positioning device at one end close to the cutter positioning seat, a gear hub workpiece to be machined is mounted on the workpiece positioning device, a triangular plate is fixedly arranged at the side end of the movable bottom plate, a transposition air cylinder is arranged on the triangular plate, the telescopic end of the transposition air cylinder is hinged to one end of the swinging bottom plate, the other end of the swinging bottom plate is movably connected with the workpiece positioning device, a bolt air cylinder is arranged in the middle of the swinging bottom plate, and a positioning bolt matched with a gear groove of the gear hub workpiece is fixedly arranged at the free end of a telescopic rod of the bolt air cylinder.
2. The automatic adjusting device for the broaching of the T-shaped groove of the gear hub as claimed in claim 1, characterized in that: the mounting base plate is provided with a cutter guide groove key at the front end of the cutter positioning seat.
3. The automatic adjusting device for the broaching of the T-shaped groove of the gear hub as claimed in claim 1, characterized in that: the workpiece positioning device comprises a positioning seat fixedly arranged on the movable bottom plate, a positioning mandrel is fixedly arranged on the upper portion of the positioning seat, the other end of the swinging bottom plate is movably connected with the lower half portion of the positioning mandrel, a centering sleeve with the outer peripheral wall matched with the middle hole of the gear hub workpiece is sleeved on the upper half portion of the positioning mandrel, and a centering sleeve pressing cover used for fixing the centering sleeve is fixedly arranged at the top end of the positioning mandrel.
4. The automatic adjusting device for the broaching of the T-shaped groove of the gear hub as claimed in claim 3, characterized in that: the swing bottom plate is arranged into an r-shaped structure, one end of the swing bottom plate is uniformly provided with a plurality of pin holes, and the swing bottom plate is hinged with the telescopic end of the transposition air cylinder through a plurality of connecting pins matched with the pin holes; the other end of the swing bottom plate is provided with a connecting hole matched with the lower half part of the positioning mandrel and movably sleeved outside the lower half part of the positioning mandrel through the connecting hole; the middle part of the swing bottom plate is provided with an installation groove, and the bolt cylinder is fixedly connected with the swing bottom plate through a bolt group matched with the installation groove.
5. The automatic adjusting device for the broaching of the T-shaped groove of the gear hub as claimed in claim 1, characterized in that: the bottom of mounting plate is fixed and is provided with the transposition cylinder mount pad, the transposition cylinder is fixed set up in on the transposition cylinder mount pad.
6. The automatic adjusting device for the broaching of the T-shaped groove of the gear hub as claimed in claim 5, characterized in that: one end of the movable bottom plate, which is far away from the cutter positioning seat, is provided with a transposition air cylinder rod mounting seat which is perpendicular to the movable bottom plate, and a telescopic rod of the transposition air cylinder is fixedly connected with the transposition air cylinder rod mounting seat.
7. The automatic adjusting device for the broaching of the T-shaped groove of the gear hub as claimed in claim 1, characterized in that: and a first proximity switch for detecting the position of the bolt cylinder is arranged on the triangular plate.
8. The automatic adjusting device for the broaching of the T-shaped groove of the gear hub as claimed in claim 1, characterized in that: and a second proximity switch for detecting the position of the movable bottom plate is arranged at the position, close to the cutter positioning seat, of the mounting bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011578955.7A CN112692364A (en) | 2020-12-28 | 2020-12-28 | Automatic adjusting device for machining tooth hub T-shaped groove broaching groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011578955.7A CN112692364A (en) | 2020-12-28 | 2020-12-28 | Automatic adjusting device for machining tooth hub T-shaped groove broaching groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112692364A true CN112692364A (en) | 2021-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011578955.7A Pending CN112692364A (en) | 2020-12-28 | 2020-12-28 | Automatic adjusting device for machining tooth hub T-shaped groove broaching groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112692364A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117601548A (en) * | 2023-12-27 | 2024-02-27 | 苏州市华扬电子有限公司 | High-precision die cutting laminating device and automatic laminating method |
-
2020
- 2020-12-28 CN CN202011578955.7A patent/CN112692364A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117601548A (en) * | 2023-12-27 | 2024-02-27 | 苏州市华扬电子有限公司 | High-precision die cutting laminating device and automatic laminating method |
| CN117601548B (en) * | 2023-12-27 | 2024-05-28 | 苏州市华扬电子有限公司 | High-precision die cutting laminating device and automatic laminating method |
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