CN209792795U - Disc gear tooth profile chamfering fixture - Google Patents
Disc gear tooth profile chamfering fixture Download PDFInfo
- Publication number
- CN209792795U CN209792795U CN201920337732.8U CN201920337732U CN209792795U CN 209792795 U CN209792795 U CN 209792795U CN 201920337732 U CN201920337732 U CN 201920337732U CN 209792795 U CN209792795 U CN 209792795U
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- pull rod
- supporting seat
- hole
- disc
- expansion sleeve
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Abstract
the utility model discloses a disc gear tooth profile chamfering fixture, which comprises a supporting seat, a body, an upper pull rod and a lower pull rod, wherein the upper end of the supporting seat is provided with an upper inner hole for installing the body, and the lower end of the supporting seat is provided with a lower inner hole for matching with a machine tool interface; the upper end of the body is provided with a pull rod travel hole, and the middle part of the body is provided with a pull rod guide hole; the upper pull rod extends downwards from the top of the body and enters the inside of the supporting seat; the lower end of the upper pull rod is provided with an external thread; the upper part of the body is a conical surface, a bonding expansion sleeve is sleeved on the conical surface, and a workpiece to be processed is sleeved on the outer side of the bonding expansion sleeve. The utility model discloses the chamfering anchor clamps of dish type gear flank profile, both ends flank profile chamfering processing together can realize automatic loading and unloading, only need to change the bonding cover and go up the pull rod that rises. When the disc-type gears with different apertures are machined, only the combination of the bonding expansion sleeve and the upper pull rod needs to be replaced, and the standard uniform phi 25 mounting interface is adopted, so that the rapid production change and the machining of different types of parts can be realized.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to the technical field of the derailleur processing, a dish type gear flank profile chamfering anchor clamps is related to.
[ background of the invention ]
the current development trend of domestic and foreign gearboxes is to change straight gears into helical gears with large helical angles, so that the superposition coefficient is larger, more tooth surfaces are in contact engagement, and lower noise indexes are realized. In order to effectively prevent the tooth surface from being protruded due to the collision to generate noise and damage the tooth surface of the meshing, it is necessary to chamfer the tooth profile of the disc gear. However, the conventional tooth profile chamfering method cannot realize full tooth profile chamfering, the size of the chamfer at the gear end is not controllable, and the chamfer consistency is not good. The application of the novel tooth profile chamfering process meets the requirement of a drawing of 0.5 multiplied by 45-degree mm full-tooth profile chamfer, the size of the chamfer at the gear end is controllable, and the chamfer consistency is good. The production change time and the machining time are reduced, the two cutter heads are machined simultaneously without turning, and the machining efficiency is improved by 30%. And a standard blade is adopted, and a chamfering cutter is not required to be sharpened, so that the cost is saved. Can constitute the hot front full process production line of dish class gear, reduce the transport number of times and the risk of colliding with. Therefore, a disc gear tooth profile chamfering clamp needs to be designed to meet the application of a novel tooth profile chamfering process.
[ Utility model ] content
The utility model aims to overcome above-mentioned prior art's shortcoming, provide a dish type gear flank profile chamfering anchor clamps, the utility model discloses can self-holding with loosen the part, realize that both ends flank profile is processed together and the automatic unloading of going up of robot.
in order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
A disc gear tooth profile chamfering fixture, comprising:
the supporting seat is of a hollow structure, the upper end of the supporting seat is provided with an upper inner hole used for installing the body, and the lower end of the supporting seat is provided with a lower inner hole used for being matched with a machine tool interface;
The body is of a hollow structure, the upper end of the body is provided with a pull rod stroke hole, and the middle part of the body is provided with a pull rod guide hole; during assembly, the bottom of the body is arranged in an inner hole at the upper part of the supporting seat, an installation platform is arranged on the side surface of the body, and the installation platform is fixedly connected with the top of the supporting seat;
the upper pull rod extends downwards from the top of the body and enters the inside of the supporting seat; the lower end of the upper pull rod is provided with an external thread; during assembly, the inner thread hole is matched with the inner thread hole formed in the upper part of the lower pull rod; the upper part of the body is a conical surface, a bonding expansion sleeve is sleeved on the conical surface, and a workpiece to be processed is sleeved on the outer side of the bonding expansion sleeve; and
the lower pull rod extends upwards from the bottom of the supporting seat, and an external thread used for being connected with a machine tool is arranged at the bottom of the lower pull rod.
The utility model discloses further improvement lies in:
The excircle of the pull rod head of the upper pull rod adopts a flattening structure.
And a 0.2mm gap is reserved between the positioning excircle of the bonding expansion sleeve and the inner hole of the workpiece to be processed.
The outer part of the supporting seat adopts a hollow structure, the upper end surface of the supporting seat is provided with a plurality of threaded holes, and the number and the positions of the threaded holes are the same as those of through holes arranged on an installation platform of the body; during assembly, the supporting seat is fixedly connected with the body through the matching of the bolt and the threaded hole.
The upper part of the body is also provided with a gasket, and stepped holes with the same number and positions as the through holes on the mounting table are formed in the gasket; during assembly, the bolt extends into from a step hole in the gasket, penetrates through the through hole of the body, and finally is matched with the threaded hole in the top of the supporting seat to fixedly connect the gasket, the body and the supporting seat.
4 threaded holes are uniformly formed in the end face of the upper end of the supporting seat; the lower end face is provided with 6 uniformly distributed connecting holes for being fixedly connected with a machine tool.
2 thread stepped holes are formed in the inclined surface of the supporting seat, and locking screws are arranged in the thread stepped holes; when the locking screw is screwed into the supporting seat, the upper pull rod or the lower pull rod can be tightly pushed to lock the supporting seat.
The bonding expansion sleeve is provided with 6 wide grooves, and rubber is arranged in each wide groove and used for increasing the deformation of the bonding expansion sleeve and expanding the application range of the bonding expansion sleeve.
Compared with the prior art, the utility model discloses following beneficial effect has:
The utility model discloses the chamfering anchor clamps of dish type gear flank profile, both ends flank profile chamfering processing together can realize automatic loading and unloading, only need to change the bonding cover and go up the pull rod that rises. When the disc-type gears with different apertures are machined, only the combination of the bonding expansion sleeve and the upper pull rod needs to be replaced, and the standard uniform phi 25 mounting interface is adopted, so that the rapid production change and the machining of different types of parts can be realized.
Further, the utility model discloses the supporting seat outside adopts the structure of hollowing out for dodge the cutter, prevent to add man-hour interference. And threaded stepped holes are processed on the inclined plane of the supporting seat and are respectively used for locking and preventing rotation of the upper pull rod and the lower pull rod.
Furthermore, the utility model discloses go up the tie-rod head excircle of pull rod and adopt to cut flat structure, conveniently load and unload the pull rod.
further, the utility model discloses glue into rubber in the middle of the wide groove that bonds the cover that rises, guarantee the elasticity of the cover that rises.
[ description of the drawings ]
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the support base of the present invention;
FIG. 3 is a top view of the support base of the present invention;
Fig. 4 is a schematic structural view of the upper pull rod of the present invention; wherein, (a) is a front view, and (b) is a top view;
Fig. 5 is a schematic structural view of the lower pull rod of the present invention; wherein, (a) is a main sectional view, and (b) is a top view;
fig. 6 is a schematic structural view of the utility model body; wherein, (a) is a main sectional view, and (b) is a top view;
FIG. 7 is a schematic structural view of the adhesive expanding sleeve of the present invention; wherein, (a) is a main sectional view, and (b) is a top view;
fig. 8 is a schematic structural view of the gasket of the present invention; wherein, (a) is a main sectional view, and (b) is a top view.
wherein: 1-an upper pull rod; 2-bonding an expansion sleeve; 3-a gasket; 4-body; 5-a support seat; 6-a lower pull rod; 7-a threaded stepped bore; 8-upper inner hole; 9-lower inner hole; 10-a pull rod travel hole; 11-a tie rod guide hole; 12-a mounting table; 13-a workpiece to be machined; 14-wide groove; 15-connecting hole.
[ detailed description ] embodiments
In order to make the technical solution of the present invention better understood, the following figures in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments, and do not limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Various structural schematics according to the disclosed embodiments of the invention are shown in the drawings. The figures are not drawn to scale, wherein certain details are exaggerated and possibly omitted for clarity of presentation. The shapes of various regions, layers and their relative sizes and positional relationships shown in the drawings are merely exemplary, and deviations may occur in practice due to manufacturing tolerances or technical limitations, and a person skilled in the art may additionally design regions/layers having different shapes, sizes, relative positions, according to actual needs.
in the context of the present disclosure, when a layer/element is referred to as being "on" another layer/element, it can be directly on the other layer/element or intervening layers/elements may be present. In addition, if a layer/element is "on" another layer/element in one orientation, then that layer/element may be "under" the other layer/element when the orientation is reversed.
it should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
the present invention will be described in further detail with reference to the accompanying drawings:
Aiming at chamfering the tooth profiles at two ends, an upper tool rest and a lower tool rest need to be left, the supporting seat 5 adopts a hollow design, the length of the supporting seat 5 is 340mm, and the excircle phi is 56 mm. Secondly, a 0.2mm gap is reserved between the part and the bonding expansion sleeve 2, so that the mechanical arm can grab the part. Finally, the upper pull rod 1 and the lower pull rod 6 are connected in a segmented mode, and only the upper pull rod 1 and the bonding expansion sleeve 2 need to be replaced during the process of replacement.
Referring to fig. 1, the utility model discloses dish type gear flank profile's chamfer anchor clamps, rise cover 2, gasket 3, body 4, supporting seat 5 and lower link 6 including last pull rod 1, bonding. As shown in fig. 2 and 3, in order to ensure that the tooth profiles at the two ends are chamfered together, the supporting seat 5 is of a hollow design, an upper inner hole 8 (with the size of phi 25mm) is matched with the body 4, and a lower inner hole 9 (with the size of phi 110mm) is matched with a machine tool interface. The length of the supporting seat 5 is 340mm, and the outside of the supporting seat adopts a hollow structure to avoid a cutter so as to prevent interference during processing. 4M 6 threaded holes are evenly distributed on the upper end face, and 6 connecting holes 15 with the size of phi 6 are evenly distributed on the lower end face. 2 threaded stepped holes 7 are processed on the inclined surface of the supporting seat 5 and are respectively used for preventing the rotation of the upper pull rod 1 and the lower pull rod 6. As shown in figure 4, the length of the upper pull rod 1 is 315mm, and the outer circle of the pull rod head adopts a flat-cutting structure, so that the pull rod is convenient to assemble and disassemble. As shown in figure 5, the length of the lower pull rod 6 is 170mm, one end of the pull rod is provided with an M12 internal thread hole, and the other end of the pull rod is provided with an M20 external thread, so that the pull rod does not need to be replaced.
As shown in figure 6, the body 4 is of a hollow structure, a pull rod stroke hole 10 with the size of phi 14.4mm is processed at the upper end, a pull rod guide hole 11 with the size of phi 12mm is arranged in the middle, and an excircle with the size of phi 25mm is arranged at the lower end and matched with the support seat 5. The side of body 4 is provided with mount table 12, and the equipartition has 4 holes that the size is phi 6.5mm on the mount table 12. As shown in figure 7, the bonding expansion sleeve 2 is provided with 6 wide grooves 14 with the size of 5mm, and rubber is bonded in the middle of the wide grooves 14 to ensure the elasticity of the expansion sleeve. The outer circle of the expansion sleeve and the inner hole of the workpiece have a gap of 0.2 mm. As shown in fig. 8, the spacer 3 is formed with 4 stepped holes for connecting the body 4.
The utility model discloses the application method of the chamfer anchor clamps of dish type gear flank profile, including following step:
Before machining, the disc-type gear is installed on a clamp, the end face of the gasket 3 is used for positioning, the upper pull rod 1 moves downwards to drive the bonding expansion sleeve 2 to move together, the bonding expansion sleeve 2 deforms through the conical surface of the body 4 to clamp an inner hole of a part, and the part installation is completed. After the processing is finished, the upper pull rod 1 moves upwards to drive the bonding expansion sleeve 2 to move together, the bonding expansion sleeve 2 recovers the shape, an inner hole of the part is loosened, the part is dismounted, and automatic feeding and discharging are realized.
The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.
Claims (8)
1. A disc gear tooth profile chamfering jig is characterized by comprising:
The support seat (5) is of a hollow structure, the upper end of the support seat (5) is provided with an upper inner hole (8) for mounting the body (4), and the lower end of the support seat is provided with a lower inner hole (9) for matching with a machine tool interface;
the device comprises a body (4), wherein the body (4) is of a hollow structure, the upper end of the body is provided with a pull rod travel hole (10), and the middle part of the body is provided with a pull rod guide hole (11); during assembly, the bottom of the body (4) is arranged in an upper inner hole (8) of the supporting seat (5), an installation table (12) is arranged on the side surface of the body (4), and the installation table (12) is fixedly connected with the top of the supporting seat (5);
the upper pull rod (1) extends downwards from the top of the body (4) and enters the supporting seat (5); the lower end of the upper pull rod (1) is provided with an external thread; during assembly, the inner thread hole is matched with an inner thread hole arranged at the upper part of the lower pull rod (6); the upper part of the body (4) is a conical surface, the conical surface is sleeved with the bonding expansion sleeve (2), and a workpiece (13) to be processed is sleeved on the outer side of the bonding expansion sleeve (2); and
The lower pull rod (6) is upwards stretched into from the bottom of the supporting seat (5), and an external thread used for being connected with a machine tool is arranged at the bottom of the lower pull rod (6).
2. The disc-like gear tooth profile chamfering fixture according to claim 1, wherein the outer circle of the tie rod head of the upper tie rod (1) adopts a flattened structure.
3. The disc-type gear tooth profile chamfering jig according to claim 1, wherein a gap of 0.2mm is left between the positioning outer circle of the bonding expansion sleeve (2) and the inner hole of the workpiece (13) to be machined.
4. the disc-type gear tooth profile chamfering fixture according to claim 1, wherein the support seat (5) is externally hollowed, and the upper end surface of the support seat is provided with a plurality of threaded holes, and the number and the positions of the threaded holes are the same as those of through holes formed in a mounting table (12) of the body (4); during assembly, the supporting seat (5) is fixedly connected with the body (4) through the matching of the bolt and the threaded hole.
5. The disc-type gear tooth profile chamfering fixture according to claim 4, wherein a gasket (3) is further arranged at the upper part of the body (4), stepped holes with the same number and positions as those of the through holes arranged on the mounting table (12) are arranged on the gasket (3); during assembly, the bolt extends into from a step hole in the gasket (3), penetrates through the through hole of the body (4), and finally is matched with a threaded hole in the top of the supporting seat (5) to fixedly connect the gasket (3), the body (4) and the supporting seat (5).
6. The disc-type gear tooth profile chamfering fixture according to claim 1, wherein 4 threaded holes are provided in the upper end face of the support base (5) and are uniformly arranged; the lower end face is provided with 6 uniformly distributed connecting holes for being fixedly connected with a machine tool.
7. The disc-type gear tooth profile chamfering clamp according to claim 1, 4, 5 or 6, wherein 2 thread stepped holes (7) are formed in the inclined surface of the supporting seat (5), and locking screws are arranged in the thread stepped holes; when the locking screw is screwed into the supporting seat (5), the upper pull rod (1) or the lower pull rod (6) can be tightly pushed to lock the upper pull rod or the lower pull rod.
8. The disc type gear tooth profile chamfering fixture according to claim 1, wherein the bonding expansion sleeve (2) is provided with 6 wide grooves (14), and rubber is arranged in each wide groove (14) for increasing the deformation amount of the bonding expansion sleeve (2) and expanding the use range of the bonding expansion sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920337732.8U CN209792795U (en) | 2019-03-18 | 2019-03-18 | Disc gear tooth profile chamfering fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920337732.8U CN209792795U (en) | 2019-03-18 | 2019-03-18 | Disc gear tooth profile chamfering fixture |
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| Publication Number | Publication Date |
|---|---|
| CN209792795U true CN209792795U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920337732.8U Active CN209792795U (en) | 2019-03-18 | 2019-03-18 | Disc gear tooth profile chamfering fixture |
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| CN (1) | CN209792795U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109834341A (en) * | 2019-03-18 | 2019-06-04 | 宝鸡法士特齿轮有限责任公司 | A kind of disc type gear flank profil chamfered edge fixture and its application method |
-
2019
- 2019-03-18 CN CN201920337732.8U patent/CN209792795U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109834341A (en) * | 2019-03-18 | 2019-06-04 | 宝鸡法士特齿轮有限责任公司 | A kind of disc type gear flank profil chamfered edge fixture and its application method |
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