CN212371341U - Portal frame type gear chamfering machine - Google Patents
Portal frame type gear chamfering machine Download PDFInfo
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- CN212371341U CN212371341U CN202020716924.2U CN202020716924U CN212371341U CN 212371341 U CN212371341 U CN 212371341U CN 202020716924 U CN202020716924 U CN 202020716924U CN 212371341 U CN212371341 U CN 212371341U
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- sliding plate
- driving device
- chamfering
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Abstract
The utility model discloses a portal frame type gear chamfering machine, which comprises a machine base, wherein a rotary worktable and a portal frame are arranged on the machine base, a horizontal sliding plate and a horizontal driving device capable of driving the horizontal sliding plate to move along the horizontal direction are arranged on the portal frame in a sliding manner, a vertical sliding plate and a vertical driving device capable of driving the vertical sliding plate to move along the vertical direction are arranged on the horizontal sliding plate in a sliding manner, a lower sliding plate and an upper sliding plate are arranged on the vertical sliding plate, an adjusting driving device capable of driving the upper sliding plate to move along the vertical direction is arranged on the vertical sliding plate, a lower chamfering sliding plate and a lower driving device capable of driving the lower chamfering sliding plate to move along the horizontal direction are arranged on the lower sliding plate in a sliding manner, an upper chamfering sliding plate and an upper driving device capable of driving the upper chamfering sliding plate to move along the horizontal direction are arranged on the upper sliding plate in, the upper chamfering main shaft and the lower chamfering main shaft are arranged oppositely; the gear chamfering machine is also provided with a tooth aligning device.
Description
Technical Field
The utility model relates to a gear chamfering machine especially relates to general type gear chamfering machine of outer tooth in portal frame formula.
Background
The gear chamfering is an important process in the gear machining process, burrs and sharp corners on the edge of the gear can be removed, quenching cracks can be effectively reduced, stress concentration is reduced, the meshing noise of the gear is reduced, the meshing quality of the gear is improved, and the service life of the gear is prolonged.
Patent document 201710099278.2 discloses a large gantry coordinate numerical control gear compound chamfering machine tool, in which a pair of carriages working independently are arranged on a gantry, a tool rest is arranged on each carriage, and chamfering is realized by linkage interpolation of two independent carriages and the tool rest. The chamfering machine tool in the patent document has the disadvantages of complex structure, large volume and inconvenient processing, assembly and transportation.
SUMMERY OF THE UTILITY MODEL
In order to solve the not enough among the prior art, provide a compact structure, the wholeness is good, can avoid the gear chamfering machine that spare part interferes, the utility model discloses the technical scheme who adopts is:
a portal frame type gear chamfering machine comprises a base, wherein a rotary workbench and a portal frame are arranged on the base, a horizontal sliding plate and a horizontal driving device capable of driving the horizontal sliding plate to move along the horizontal direction are arranged on the portal frame in a sliding manner, a vertical sliding plate and a vertical driving device capable of driving the vertical sliding plate to move along the vertical direction on the horizontal sliding plate are arranged on the horizontal sliding plate in a sliding manner, a lower sliding plate and an upper sliding plate are arranged on the vertical sliding plate, an adjusting driving device capable of driving the upper sliding plate to move along the vertical direction of the vertical sliding plate is arranged on the vertical sliding plate, a lower chamfering sliding plate and a lower driving device capable of driving the lower chamfering sliding plate to move along the horizontal direction are arranged on the lower sliding plate in a sliding manner, an upper chamfering sliding plate and an upper driving device capable of driving the upper chamfering sliding plate to move along the horizontal direction are arranged on the upper sliding plate, a lower chamfering main shaft is arranged on the lower sliding plate, an upper chamfering main shaft is arranged on the upper sliding plate, and the upper chamfering main shaft and the lower chamfering main shaft are arranged in an opposite manner; the gear chamfering machine is also provided with a tooth aligning device.
Furthermore, the upper chamfering main shaft and the lower chamfering main shaft are obliquely arranged.
Furthermore, the lower slide plate is fixed on the vertical slide plate.
Furthermore, the lower sliding plate is arranged on the vertical sliding plate in a sliding manner, and a fine adjustment driving device for driving the lower sliding plate to move along the vertical direction of the vertical sliding plate is arranged on the vertical sliding plate.
Furthermore, the tooth aligning device comprises a telescopic cylinder, and an induction probe is fixed at the free end of the telescopic cylinder; and one of the telescopic cylinders is fixed on the vertical sliding plate, the lower sliding plate, the upper sliding plate, the lower chamfer sliding plate or the upper chamfer sliding plate.
Furthermore, the portal frame is arranged on one side of the rotary workbench, and the horizontal sliding plate is positioned above the rotary workbench.
Furthermore, the portal frame beam is positioned above the rotary worktable.
Furthermore, a tip sliding plate and a transverse moving driving device capable of driving the tip sliding plate to horizontally move are arranged on the portal frame in a sliding mode, a longitudinal moving sliding plate and a longitudinal moving driving device capable of driving the longitudinal moving sliding plate to vertically move are arranged on the tip sliding plate in a sliding mode, and a tip capable of tightly pressing the center of the gear is arranged on the longitudinal moving sliding plate.
Further, linear guide rails are arranged on the portal frame, the horizontal sliding plate, the vertical sliding plate, the lower sliding plate, the upper sliding plate and the center sliding plate, and the horizontal driving device, the vertical driving device, the adjusting driving device, the lower driving device, the upper driving device, the fine adjusting driving device, the transverse moving driving device and the longitudinal moving driving device are all motor-driven roller screw mechanisms.
Furthermore, the upper chamfering main shaft and the lower chamfering main shaft can adjust the inclination angle respectively.
The gear chamfering machine with the structure has the advantages that the chamfering main shaft is concentrated on the stand column, the structure is more compact compared with the existing chamfering machine, mutual interference when two stand columns are adopted for chamfering is avoided, the gear chamfering processing of more specifications can be met, the traveling track of the cutter is controlled through the upper chamfering slide plate and the lower chamfering slide plate, and the action is more flexible compared with the condition that the stand columns with larger specifications and weights drive the cutter to travel.
Drawings
Fig. 1 is a schematic structural view of embodiment 1 of the present invention;
fig. 2 is a schematic structural view of embodiment 2 of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 1;
fig. 4 is a top view of fig. 1.
Detailed Description
The gear chamfering machine shown in figure 1 comprises a machine base 1, a rotary worktable 2 and a portal frame 3 are arranged on the machine base 1, the rotary worktable 2 is used for installing gears to be machined, the portal frame 3 comprises a pair of upright posts and a beam erected on the upright posts, a horizontal sliding plate 4 is arranged on the portal frame 3 in a sliding manner, a horizontal driving device 5 for driving the horizontal sliding plate 4 to move on the beam of the portal frame 3 along the horizontal direction is also arranged, a vertical sliding plate 6 and a vertical driving device 7 are arranged on the horizontal sliding plate 4 in a sliding manner, the vertical driving device 7 can drive the vertical sliding plate 6 to move on the horizontal sliding plate 4 along the vertical direction, an upper sliding plate 9 and a lower sliding plate 8 are arranged on the vertical sliding plate 6, the upper sliding plate 9 is arranged on the vertical sliding plate 6 in a sliding manner, an adjusting driving device 10 for driving the upper sliding plate 9 to move on the vertical sliding plate 6 along the, the lower slide 8 can be selectively fixed or slidably arranged on the vertical slide 6 according to actual requirements, the embodiment shown in the figure is that the lower slide 8 is slidably arranged on the vertical slide 6, the lower slide 8 is driven to move on the vertical slide 6 along the vertical direction by a fine adjustment driving device 18 arranged on the vertical slide 6, an upper chamfering slide 13 and a lower chamfering slide 11 are respectively slidably arranged on the upper slide 9 and the lower slide 8, an upper driving device 14 and a lower driving device 12 are respectively arranged on the upper slide 9 and the lower slide 8, the upper driving device 14 can drive the upper chamfering slide 13 to move on the upper slide 9 along the horizontal direction, the lower driving device 12 can drive the lower chamfering slide 11 to move on the lower slide 8 along the horizontal direction, an upper chamfering spindle 16 and a lower chamfering spindle 15 are respectively arranged on the upper chamfering slide 13 and the lower chamfering slide 11, a tool for chamfering the gear is arranged on the upper chamfering spindle 16 and the lower chamfering spindle 15, the upper chamfering main shaft 16 and the lower chamfering main shaft 15 are arranged in a face-to-face mode, so that the cutters of the upper chamfering main shaft 16 and the lower chamfering main shaft 15 are opposite, and the tooth profiles of two end faces of the gear can be chamfered simultaneously.
The chamfering machine is further provided with a tooth aligning device 17, the tooth aligning device 17 is used for detecting the positions of the top and the root of the gear to be machined, so that the feed point of a cutter is determined through a numerical control system, the upper chamfering main shaft 16 and the lower chamfering main shaft 15 achieve the position judgment of the feed point through the tooth aligning device 17, as shown in fig. 3, the tooth aligning device 17 comprises a telescopic cylinder 17-1, an induction probe 17-2 is fixed at the free end of the telescopic cylinder 17-1, the tooth top and the tooth root are identified through the induction probe 17-2, the telescopic cylinder 17-1 pushes the induction probe 17-2 to be close to the top end face of the gear tooth during working, the induction probe can identify the positions of the tooth root and the tooth top after the rotary working platform 2 rotates, the position of the feed point is determined, and a feed route is determined through. After the positioning is finished, the telescopic cylinder 17-1 withdraws the induction probe 17-2, so that the induction probe 17-2 is prevented from being damaged during chamfering, and the induction probe 17-2 is prevented from interfering with chamfering. The telescopic cylinder 17-1 can be selectively fixed on the vertical sliding plate 6, the lower sliding plate 8, the upper sliding plate 9, the lower chamfer sliding plate 11 or the upper chamfer sliding plate 13. The use of the tooth arrangement 7 is described in detail in the applicant's prior patent application No. (application No.: 201811386441.4) and will not be described in excessive detail herein.
As shown in fig. 1 and 2, in the embodiment, the upper chamfering spindle 16 and the lower chamfering spindle 15 are both arranged in an inclined manner, so that the problem of interference of the ring gear on the chamfering spindle is effectively solved, of course, a vertical arrangement manner can also be adopted in an actual structure, and in order to adapt to more forms of chamfering processing, the upper chamfering spindle 16 and the lower chamfering spindle 15 can be both mounted on the chamfering slide plate by adopting a structure capable of being rotatably adjusted (the related structure is described in the previous patent application (application No. 201811385019.7) of the applicant, and the related structure is not repeated herein).
As shown in fig. 3, in order to stabilize the gear during the external gear machining, a tip slide plate 19 is further slidably provided on a beam of the gantry 3, the tip slide plate 19 is horizontally moved by a traverse driving device 20 provided on the gantry 3, a longitudinal slide plate 21 and a longitudinal driving device 22 are further slidably provided on the tip slide plate 19, the longitudinal driving device 22 drives the longitudinal slide plate 21 to move vertically on the tip slide plate 19, and a tip 23 capable of tightly pressing the center of the gear is provided on the longitudinal slide plate 21. When the gear chamfering machine with the structure is used for machining an internal gear, the longitudinally moving sliding plate 21 retracts the tip 23, and meanwhile, the tip sliding plate 19 moves to one end of the portal frame 3, so that the interference in internal gear chamfering machining is avoided. When the chamfering machine is used for processing external teeth only, the tip sliding plate 19 can be fixed on a portal frame without moving, so that the transverse moving driving device 20 is not needed.
In the structure, linear guide rails are arranged on the portal frame 3, the horizontal sliding plate 4, the vertical sliding plate 6, the lower sliding plate 8, the upper sliding plate 9 and the tip sliding plate 19 for moving parts, and the horizontal driving device 5, the vertical driving device 7, the adjusting driving device 10, the lower driving device 12, the upper driving device 14, the fine adjusting driving device 18, the transverse moving driving device 20 and the longitudinal moving driving device 22 are all motors matched with roller screws.
The portal frame 3 in the gear chamfering machine of the above two embodiments is a structure in which a beam is erected on two upright posts, so that the beam is suspended above the rotary worktable 2, and the upper chamfering spindle 16 and the lower chamfering spindle 15 can conveniently reach a working position. The gantry 3 can also be arranged on the side of the rotary table 2 as shown in fig. 4, and the vertical slide 6 can be suspended above the rotary table 2 by means of the outwardly projecting structure of the horizontal slide 4, so that the upper chamfering spindle 16 and the lower chamfering spindle 15 can be in the working position. The structure of the portal frame (3) is not limited to the portal frame structure shown in the figure, as long as the linear guide rail can be installed to the sliding structural member of the horizontal sliding plate 4 and/or the tip sliding plate 19 (for example, a wall, a mounting frame with a T-shaped structure or a beam provided with a linear guide rail on a special-shaped bracket can be adopted).
And (3) chamfering the gear:
the horizontal driving device 5 drives the horizontal sliding plate 4 to move to a working position, the vertical driving device 7 drives the vertical sliding plate 6 to fall, the upper sliding plate 9 is driven to move through the adjusting driving device 10 according to the width of a gear to be machined, so that the distance between the upper sliding plate 9 and the lower sliding plate 8 is adjusted, it is ensured that cutters on the upper chamfering main shaft 16 and the lower chamfering main shaft 15 are respectively arranged on two end faces of the gear, after a feed point is determined for the tooth device 17, the lower driving device 12 and the upper driving device 14 respectively drive the upper chamfering sliding plate 13 and the lower chamfering sliding plate 11 to move while the rotary worktable 2 rotates, and therefore the cutters on the upper chamfering main shaft 16 and the lower chamfering main shaft 15 walk along the tooth profile to perform chamfering. When a gear with an inclined angle on the end face of the gear needs to be machined, the machining requirements can be met only by the fact that the cutters on the upper chamfering main shaft 16 and the lower chamfering main shaft 15 need to have a certain displacement in the vertical direction, the upper sliding plate 9 is driven to move by the adjusting driving device 10 to ensure the traveling track of the upper cutters, and the lower sliding plate 8 has two conditions: a. when the lower sliding plate 8 is fixed on the vertical sliding plate 6, the traveling track of the lower cutter is met through the movement of the vertical sliding plate 6, at the moment, the moving speed of the upper sliding plate 9 also needs to be considered, and the accurate control of the moving speed is realized through a numerical control system; b. when the lower sliding plate 8 is arranged on the vertical sliding plate 6 in a sliding mode, the fine adjustment driving device 18 drives the lower sliding plate to move to meet the traveling track of the lower cutter.
The above description of each part moving direction refers to the direction in the drawing, and the relative motion relation between each part is definite, consequently changes the mounting means of gear chamfering machine, and the relative motion direction also is definite all the time between each part, is vertical structure like this embodiment, if change into horizontal structure's chamfering machine, though each part moving direction can change in the space, but the relative motion direction does not change, does not destroy overall structure's form change like this still belong to the utility model discloses protection scope.
Claims (10)
1. The utility model provides a portal frame type gear beveler, includes frame (1) on be equipped with swivel work head (2) and portal frame (3), its characterized in that: portal frame (3) on slide and be provided with horizontal sliding plate (4) and can drive horizontal sliding plate (4) along horizontal direction removal horizontal drive (5) horizontal sliding plate (4) on slide and be provided with vertical sliding plate (6) and can drive vertical sliding plate (6) along vertical direction removal vertical drive (7) on horizontal sliding plate (4) vertical sliding plate (6) on be equipped with down slide (8) and upper shoe (9) vertical sliding plate (6) on be equipped with and drive upper shoe (9) along vertical sliding plate (6) vertical direction removal regulation drive arrangement (10) down slide (8) on slide and be provided with down chamfer slide (11) and can drive down lower drive arrangement (12) that chamfer slide (11) removed along the horizontal direction down chamfer slide (11) upper shoe (9) on slide be provided with upper chamfer slide (13) and can drive upper chamfer slide (13) along the upper drive of horizontal direction removal The movable device (14) is provided with a lower chamfering main shaft (15) on the lower sliding plate (8), an upper chamfering main shaft (16) on the upper sliding plate (9), and the upper chamfering main shaft (16) and the lower chamfering main shaft (15) are arranged in an opposite manner; the gear chamfering machine is also provided with a tooth aligning device (17).
2. The gantry type gear chamfering machine according to claim 1, wherein: the upper chamfering main shaft (16) and the lower chamfering main shaft (15) are obliquely arranged.
3. The gantry type gear chamfering machine according to claim 1 or 2, wherein: the lower sliding plate (8) is fixed on the vertical sliding plate (6).
4. The gantry type gear chamfering machine according to claim 1 or 2, wherein: the lower sliding plate (8) is arranged on the vertical sliding plate (6) in a sliding manner, and a fine adjustment driving device (18) for driving the lower sliding plate (8) to move along the vertical direction of the vertical sliding plate (6) is arranged on the vertical sliding plate (6).
5. The gantry type gear chamfering machine according to claim 1, wherein: the tooth aligning device (17) comprises a telescopic cylinder (17-1), and an induction probe (17-2) is fixed at the free end of the telescopic cylinder (17-1); the telescopic cylinder (17-1) is selectively fixed on the vertical sliding plate (6), the lower sliding plate (8), the upper sliding plate (9), the lower chamfer sliding plate (11) or the upper chamfer sliding plate (13).
6. The gantry type gear chamfering machine according to claim 1, wherein: the gantry (3) is arranged on one side of the rotary workbench (2), and the horizontal sliding plate (4) is positioned above the rotary workbench (2).
7. The gantry type gear chamfering machine according to claim 1 or 6, wherein: the cross beam of the portal frame (3) is positioned above the rotary workbench (2).
8. The gantry type gear chamfering machine according to claim 4, wherein: the gantry crane is characterized in that a tip sliding plate (19) and a transverse moving driving device (20) capable of driving the tip sliding plate (19) to move horizontally are further arranged on the gantry crane (3) in a sliding mode, a longitudinal moving sliding plate (21) and a longitudinal moving driving device (22) capable of driving the longitudinal moving sliding plate (21) to move vertically are arranged on the tip sliding plate (19) in a sliding mode, and a tip (23) capable of tightly jacking the center of a gear is arranged on the longitudinal moving sliding plate (21).
9. The gantry type gear chamfering machine according to claim 8, wherein: linear guide rails are arranged on the portal frame (3), the horizontal sliding plate (4), the vertical sliding plate (6), the lower sliding plate (8), the upper sliding plate (9) and the center sliding plate (19), and the horizontal driving device (5), the vertical driving device (7), the adjusting driving device (10), the lower driving device (12), the upper driving device (14), the fine adjusting driving device (18), the transverse moving driving device (20) and the longitudinal moving driving device (22) are all motor-driven roller screw mechanisms.
10. The gantry type gear chamfering machine according to claim 1 or 2, wherein: the upper chamfering main shaft (16) and the lower chamfering main shaft (15) can respectively adjust the inclination angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020716924.2U CN212371341U (en) | 2020-04-30 | 2020-04-30 | Portal frame type gear chamfering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020716924.2U CN212371341U (en) | 2020-04-30 | 2020-04-30 | Portal frame type gear chamfering machine |
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| Publication Number | Publication Date |
|---|---|
| CN212371341U true CN212371341U (en) | 2021-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020716924.2U Active CN212371341U (en) | 2020-04-30 | 2020-04-30 | Portal frame type gear chamfering machine |
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| CN (1) | CN212371341U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496325A (en) * | 2020-04-30 | 2020-08-07 | 宝鸡虢西磨棱机制造有限公司 | Portal frame type gear chamfering machine |
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2020
- 2020-04-30 CN CN202020716924.2U patent/CN212371341U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496325A (en) * | 2020-04-30 | 2020-08-07 | 宝鸡虢西磨棱机制造有限公司 | Portal frame type gear chamfering machine |
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