CN220196536U - Gear hobbing machine with adjustable cutter head - Google Patents
Gear hobbing machine with adjustable cutter head Download PDFInfo
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- CN220196536U CN220196536U CN202321692565.1U CN202321692565U CN220196536U CN 220196536 U CN220196536 U CN 220196536U CN 202321692565 U CN202321692565 U CN 202321692565U CN 220196536 U CN220196536 U CN 220196536U
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- cutter head
- wall
- rod
- gear hobbing
- hobbing machine
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- 238000009434 installation Methods 0.000 claims abstract description 8
- 230000008859 change Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a cutter head adjustable gear hobbing machine, which comprises a base and a mounting part for exchanging a cutter head part, wherein the mounting part comprises: and (3) a mounting ring: a limiting rod is fixed on the inner wall of the circumference of the device through a pin; and (3) a bracket: the device is movably connected to the circumferential outer wall of the limiting rod, and a connecting rod is welded on the outer wall of one side of the bracket; plug head: the device is welded at one end of the connecting rod; the cutter head portion comprises a hobbing cutter head main body, a connecting block and a slot, wherein the hobbing cutter head main body is integrally formed at one end of the connecting block, and the slot is formed in the circumferential outer wall of the connecting block. According to the utility model, the transverse movement of the movable disc can be converted into the lateral movement of the plug through the threaded rod, so that a plurality of plugs can be clamped into the inner wall of the slot in the synchronous inward shrinkage process, thereby realizing the fixed installation of the cutter head, the cutter head can be driven to rotate through the driving motor, and the hobbing can be carried out on a hobbing workpiece through the rotation of the cutter head.
Description
Technical Field
The utility model relates to the technical field of gear hobbing machines, in particular to a gear hobbing machine with an adjustable cutter head.
Background
In the prior art, a gear hobbing machine is the most widely applied machine tool in gear machining machine tools, and can cut straight teeth and helical tooth cylindrical gears and also can machine worm gears, chain wheels and the like; when parts such as gears with different specifications are processed, different processing cutter heads are needed, and the manual replacement of the cutter heads is time-consuming and labor-consuming, so that a gear hobbing machine is needed to be designed, the quick replacement of the cutter heads can be realized, and the gear hobbing efficiency is improved.
Through searching, the patent with the Chinese patent application number of 202220330837.2 discloses an automatic cutter head replacing device of a gear hobbing machine, which comprises a cutter head mounting arm and a rotating replacing mechanism for storing a replacing cutter head, wherein an assembling groove is formed in the top of the replacing cutter head, openings are formed in two sides of the assembling groove, movable clamping teeth are mounted on inner walls of two sides of the bottom end of the cutter head mounting arm through third springs, and the movable clamping teeth are matched with the openings; the tool bit installation arm is fixed with the mounting disc, and sliding connection has first guide bar in the mounting disc, first guide bar is movably installed on the mounting disc through first spring, and first guide bar bottom mounting has same pushing away the frame, pushes away frame one side outer wall and is fixed with electronic locker through the support.
The automatic replacing device for the cutter head of the gear hobbing machine has the following defects: the change formula tool bit need be through rotatory hobbing, and change formula tool bit is at rotatory in-process and is associated movable latch synchronous rotation, and movable latch need receive external force such as centrifugal force when rotatory, and the opening breaks away from movable latch very easily under the effect of external force, can't guarantee the stability of change formula tool bit installation.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a hobbing machine with an adjustable cutter head.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a gear hobbing machine with adjustable tool bit, includes the base and is used for carrying out the installation department of change to the tool bit portion, the installation department includes:
and (3) a mounting ring: a limiting rod is fixed on the inner wall of the circumference of the device through a pin;
and (3) a bracket: the device is movably connected to the circumferential outer wall of the limiting rod, and a connecting rod is welded on the outer wall of one side of the bracket;
plug head: the device is welded at one end of the connecting rod;
the cutter head portion comprises a hobbing cutter head main body, a connecting block and a slot, wherein the hobbing cutter head main body is integrally formed at one end of the connecting block, and the slot is formed in the circumferential outer wall of the connecting block.
As still further aspects of the utility model: the outer wall welding of collar one side has the adapter rod, the one end welding that the adapter rod kept away from the collar has the carousel.
As still further aspects of the utility model: threaded rods are movably connected to the inner walls of the threaded holes formed in the surface of the rotary table, and handles are fixed to one ends of the threaded rods through pins.
As still further aspects of the utility model: the other end of the threaded rod is movably connected with a movable disc, and the same swing arm is movably connected between the inner wall of the movable disc and the inner wall of the bracket.
As still further aspects of the utility model: the outer wall of the top of the base is fixedly provided with a riser, the outer wall of one side of the riser is fixedly provided with a driving motor, the output end of the driving motor is connected with a rotating block through a coupling, and a bent rod is welded between the rotating block and the turntable.
As still further aspects of the utility model: the circumference outer wall of the threaded rod is connected with a first locking nut and a second locking nut through threads.
As still further aspects of the utility model: the first locking nut and the second locking nut are respectively arranged at two sides of the turntable.
As still further aspects of the utility model: the inner diameter of the slot is matched with the outer diameter of the plug head.
Compared with the prior art, the utility model provides the hobbing machine with the adjustable cutter head, which has the following beneficial effects:
1. the lateral movement of the movable disc can be converted into the lateral movement of the plug through the threaded rod, so that the plugs can be clamped into the inner walls of the corresponding slots in the synchronous inward shrinkage process, and the fixed installation of the cutter head can be realized.
2. The cutter head part can be driven to rotate by the driving motor, and the hobbing workpiece can be hobbing by utilizing the rotation of the cutter head part.
3. Through being provided with lock nut one and lock nut two can be after the threaded rod removes to the settlement position, can follow about two directions and lock between threaded rod and the carousel to guarantee the stability of cutter head when rotatory.
None of the parts of the device are the same as or can be implemented using prior art.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a cutter head adjustable gear hobbing machine according to the present utility model;
FIG. 2 is a schematic side view of a gear hobbing machine with adjustable cutter head according to the present utility model;
FIG. 3 is an exploded view of a cutter head adjustable gear hobbing machine according to the present utility model;
fig. 4 is a schematic diagram of a cutter head mounting portion of a cutter head adjustable gear hobbing machine according to the present utility model.
In the figure: 1. a base; 2. a driving motor; 3. a turntable; 4. a mounting ring; 5. a hobbing cutter head body; 6. a connecting block; 7. a connecting rod; 8. bending a rod; 9. a slot; 10. a rotating block; 11. a riser; 12. a first locking nut; 13. a limit rod; 14. a plug head; 15. a connecting rod; 16. a bracket; 17. a threaded rod; 18. a second locking nut; 19. a grip; 20. a moving tray; 21. and (3) swinging arms.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Example 1:
in order to facilitate the exchange of the cutter head, the cutter head adjustable gear hobbing machine comprises a base 1 and a mounting part for exchanging the cutter head, as shown in fig. 1-4, wherein the mounting part comprises:
mounting ring 4: the circumferential inner wall of the device is fixed with a limit rod 13 through a pin;
support 16: the sliding connection is arranged on the circumferential outer wall of the limiting rod 13, and a connecting rod 15 is welded on the outer wall of one side of the bracket 16;
plug 14: which is welded to one end of the connecting rod 15;
the cutter head comprises a hobbing cutter head main body 5, a connecting block 6 and a slot 9, wherein the hobbing cutter head main body 5 is integrally formed at one end of the connecting block 6, the slot 9 is formed on the circumferential outer wall of the connecting block 6, and the inner diameter of the slot 9 is mutually matched with the outer diameter of the plug head 14;
the hobbing cutter head main body 5 is utilized to enable the hobbing cutter head main body 5 to hobbing a hobbing workpiece in the rotating process, when the cutter head is required to be installed, the bracket 16 slides along the limiting rod 13, so that the plug head 14 can be installed and positioned after being inserted into the inner wall of the slot 9, when the cutter head is required to be exchanged, the bracket 16 slides reversely along the limiting rod 13, and when the plug head 14 is separated from the inner wall of the slot 9, the cutter head is convenient to exchange.
Further, an engagement rod 7 is welded on the outer wall of one side of the mounting ring 4, a turntable 3 is welded on one end, far away from the mounting ring 4, of the engagement rod 7, a threaded rod 17 is rotatably connected to the inner wall of a threaded hole formed in the surface of the turntable 3, a handle 19 is fixed to one end of the threaded rod 17 through a pin, a movable disc 20 is rotatably connected to the other end of the threaded rod 17, and the same swing arm 21 is rotatably connected between the inner wall of the movable disc 20 and the inner wall of the bracket 16;
through rotatory threaded rod 17 makes the movable disk 20 can transversely remove, utilizes swing arm 21 can be with the lateral motion of movable disk 20 change into the rectilinear motion of support 16 along gag lever post 13, and then when making a plurality of chock plugs 14 shrink to the inboard simultaneously, be convenient for with chock plug 14 card go into slot 9 inner wall, be convenient for carry out the dismouting to the tool bit portion.
Further, a vertical plate 11 is fixed on the outer wall of the top of the base 1 through bolts, a driving motor 2 is fixed on the outer wall of one side of the vertical plate 11 through bolts, the output end of the driving motor 2 is connected with a rotating block 10 through a coupler, and a bent rod 8 is welded between the rotating block 10 and the turntable 3;
the driving motor 2 is arranged to drive the cutter head to rotate after the cutter head is fixed, so that the cutter head can hobbing the hobbing workpiece in the rotating process.
Working principle: when the hobbing work piece is required to be hobbing, the cutter head is firstly installed, when the cutter head is installed, the threaded rod 17 is firstly rotated by the handle 19, the threaded rod 17 drives the movable disk 20 to move transversely in the rotating process, the transverse motion of the movable disk 20 can be converted into the lateral motion of the plug 14 by the swing arm 21, the plugs 14 are clamped into the inner wall of the slot 9 after being contracted inwards, so that the cutter head can be fixed, and then the cutter head is indirectly driven to rotate by the driving motor 2, so that the hobbing work piece is hobbing.
Example 2:
a hobbing machine with an adjustable cutter head, as shown in figures 3-4, for ensuring the stability of the hobbing of the cutter head; this example complements the following on the basis of example 1: the circumference outer wall of the threaded rod 17 is connected with a first locking nut 12 and a second locking nut 18 through threads, and the first locking nut 12 and the second locking nut 18 are respectively arranged on two sides of the turntable 3;
after the threaded rod 17 moves to the set position, the first locking nut 12 and the second locking nut 18 are arranged, and the threaded rod 17 and the rotary table 3 can be locked from the left direction and the right direction, so that the stability of the cutter head part during rotation is ensured.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (8)
1. The utility model provides a tool bit adjustable gear hobbing machine, includes base (1) and is used for carrying out the installation department of change to the tool bit portion, its characterized in that, the installation department includes:
mounting ring (4): a limit rod (13) is fixed on the circumferential inner wall of the bearing through a pin;
bracket (16): the device is movably connected to the circumferential outer wall of the limiting rod (13), and a connecting rod (15) is welded on the outer wall of one side of the bracket (16);
plug head (14): which is welded at one end of a connecting rod (15);
the cutter head comprises a hobbing cutter head body (5), a connecting block (6) and a slot (9), wherein the hobbing cutter head body (5) is integrally formed at one end of the connecting block (6), and the slot (9) is formed in the circumferential outer wall of the connecting block (6).
2. The cutter head adjustable gear hobbing machine according to claim 1, wherein an engagement rod (7) is welded on the outer wall of one side of the mounting ring (4), and a turntable (3) is welded at one end of the engagement rod (7) away from the mounting ring (4).
3. The cutter head adjustable gear hobbing machine according to claim 2, wherein a threaded rod (17) is movably connected to the inner wall of a threaded hole formed in the surface of the turntable (3), and a grip (19) is fixed to one end of the threaded rod (17) through a pin.
4. A cutter head adjustable gear hobbing machine according to claim 3, wherein the other end of the threaded rod (17) is movably connected with a movable disc (20), and the same swing arm (21) is movably connected between the inner wall of the movable disc (20) and the inner wall of the bracket (16).
5. The cutter head adjustable gear hobbing machine according to claim 4, wherein a riser (11) is fixed on the outer wall of the top of the base (1), a driving motor (2) is fixed on the outer wall of one side of the riser (11), a rotating block (10) is connected to the output end of the driving motor (2) through a coupling, and a bent rod (8) is welded between the rotating block (10) and the turntable (3).
6. The cutter head adjustable gear hobbing machine according to claim 5, wherein the circumferential outer wall of the threaded rod (17) is connected with a first locking nut (12) and a second locking nut (18) through threads.
7. The cutter head adjustable gear hobbing machine according to claim 6, wherein the first lock nut (12) and the second lock nut (18) are respectively arranged on two sides of the turntable (3).
8. A bit-adjustable gear hobbing machine according to claim 7, characterized in that the inside diameter of the slot (9) and the outside diameter of the plug head (14) are adapted to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321692565.1U CN220196536U (en) | 2023-06-30 | 2023-06-30 | Gear hobbing machine with adjustable cutter head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321692565.1U CN220196536U (en) | 2023-06-30 | 2023-06-30 | Gear hobbing machine with adjustable cutter head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220196536U true CN220196536U (en) | 2023-12-19 |
Family
ID=89144817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321692565.1U Active CN220196536U (en) | 2023-06-30 | 2023-06-30 | Gear hobbing machine with adjustable cutter head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220196536U (en) |
-
2023
- 2023-06-30 CN CN202321692565.1U patent/CN220196536U/en active Active
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