CN219443729U - Center device for gear shaping of shaft gear - Google Patents
Center device for gear shaping of shaft gear Download PDFInfo
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- CN219443729U CN219443729U CN202320399527.0U CN202320399527U CN219443729U CN 219443729 U CN219443729 U CN 219443729U CN 202320399527 U CN202320399527 U CN 202320399527U CN 219443729 U CN219443729 U CN 219443729U
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- supporting cylinder
- ejector rod
- shaft
- mounting seat
- gear shaping
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model belongs to the technical field of machining of shaft teeth, and particularly relates to a center device for machining of shaft teeth, which comprises a mounting seat arranged on a workbench of a gear shaping machine; a vertically upward ejector rod is arranged on the mounting seat, the lower end of the ejector rod is fixedly arranged on the mounting seat, and the upper end of the ejector rod is provided with a tip with an upward tip; a supporting cylinder with a cylindrical structure is sleeved outside the ejector rod in a vertically sliding way, and a supporting cylinder limiting structure is arranged between the supporting cylinder and the ejector rod and used for preventing the supporting cylinder from falling out of the upper end of the ejector rod; a spring structure is arranged between the supporting cylinder and the mounting seat, and the spring structure can push the supporting cylinder to vertically slide upwards and enable the upper end surface of the supporting cylinder to be positioned above the center; the lower ends of the gear teeth to be formed can be abutted against the upper end surface of the supporting cylinder and push the supporting cylinder to vertically slide downwards along the ejector rod against the thrust of the spring structure; the utility model has the advantages of better avoiding the collision between the lower end of the shaft tooth and the center and being more convenient for taking the workpiece.
Description
Technical Field
The utility model belongs to the technical field of shaft tooth machining, and particularly relates to a center device for shaft tooth gear shaping machining.
Background
The shaft tooth machining comprises machining of a transmission gear on a shaft tooth, and generally when the transmission gear on the shaft tooth is machined, the shaft tooth is abutted to central holes at two ends of the shaft tooth through an upper center and a lower center so as to vertically clamp the shaft tooth on a gear shaper.
The existing center clamps the shaft teeth, and after the machining is finished, the lower ends of the shaft teeth are easy to collide with the center during the workpiece taking, so that the precision of the center is reduced and the end surfaces of the shaft teeth are damaged; secondly, when the workpiece is taken down, a worker is required to operate the workpiece to vertically move upwards so that the shaft teeth are separated from the center, and then the workpiece is moved out of a processing area, so that the operation is inconvenient and labor is wasted. Moreover, when the shaft teeth are subjected to gear shaping, the whole shaft teeth are subjected to vertical downward impact force, and the center Kong Yakui of the end faces of the shaft teeth is easy to deform, so that the positioning accuracy of subsequent processing is affected.
Therefore, how to provide a tip device for machining a gear shaping of a shaft tooth, which can better avoid collision between the lower end of the shaft tooth and the tip, can more facilitate the taking operation, and can better avoid deformation of a central hole at the lower end of the shaft tooth, is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to solve the technical problems that: how to provide a can avoid axle tooth lower extreme and top collision better, can be more convenient get a operation, can avoid axle tooth lower extreme centre bore deformation's axle tooth center device for gear shaping processing better.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the center device for gear shaping of the shaft teeth comprises a mounting seat arranged on a workbench of a gear shaping machine; the device is characterized in that a vertically upward ejector rod is arranged on the mounting seat, the lower end of the ejector rod is fixedly arranged on the mounting seat, and the upper end of the ejector rod is provided with a tip with an upward tip; a supporting cylinder with a cylindrical structure is sleeved outside the ejector rod in a vertically sliding way, and a supporting cylinder limiting structure is arranged between the supporting cylinder and the ejector rod and used for preventing the supporting cylinder from falling out of the upper end of the ejector rod; a spring structure is arranged between the supporting cylinder and the mounting seat, and the spring structure can push the supporting cylinder to vertically slide upwards and enable the upper end surface of the supporting cylinder to be positioned above the center; and the lower end of the shaft tooth to be shaped can be abutted against the upper end surface of the supporting cylinder and push the supporting cylinder to vertically slide downwards along the ejector rod against the thrust of the spring structure, so that the center is correspondingly abutted in a center hole formed in the lower end surface of the shaft tooth.
Like this, adopt above-mentioned device clamping back, accomplish the gear shaping and process the time, support section of thick bamboo and top can provide vertical holding power simultaneously, can support the axle tooth better to the holding power that support section of thick bamboo provided has certain cushioning effect, can respond to the impact force that the gear shaping processing produced on the axle tooth better, avoid the centre bore of axle tooth lower extreme face to be crushed better. And when taking the piece, release the pressure that the axle tooth upper end applyed, the support section of thick bamboo can promote the axle tooth and upwards remove for the terminal surface is located top under the axle tooth, when taking the piece, can avoid top and axle tooth tip to bump better. And the labor-saving device is more convenient for workers to take the workpieces and saves more labor.
As the optimization, support a section of thick bamboo limit structure including supporting the annular spacing arch of round on the inner peripheral wall of section of thick bamboo lower extreme, the ejector pin is the step shaft structure that the big lower extreme diameter of upper end set up is little, and the step face between ejector pin big end and the tip constitutes spacing face, and the back that slides upwards is supported to the support section of thick bamboo, and spacing bellied up end can paste mutually and support on the spacing face in order to prevent to support a section of thick bamboo and deviate from the ejector pin upper end.
Like this, support a limit structure simpler, the design is more reasonable.
As optimization, the mounting seat is provided with a mounting hole corresponding to the lower end of the ejector rod, and the mounting hole is of a stepped hole structure and comprises a mounting hole large-diameter section at the upper end and a mounting hole small-diameter section at the lower end; the lower end of the ejector rod is inserted and installed in the small-diameter section of the installation hole; the spring structure comprises a spiral spring sleeved on the ejector rod, the lower end of the spiral spring is abutted on a step surface between the large-diameter section of the mounting hole and the small-diameter section of the mounting hole, and the upper end of the spiral spring is abutted on the lower end surface of the supporting cylinder.
Therefore, the whole structure is more compact, and the installation and the arrangement are more convenient. And the diameter of the supporting cylinder is matched with the diameter of the large-diameter section of the mounting hole.
As optimization, the lower end of the small-diameter section of the mounting hole is provided with a supporting block made of red copper material and in a cylindrical structure, the upper end of the supporting block is supported at the lower end of the ejector rod in a supporting mode, and the lower end face of the supporting block is flush with the lower end face of the mounting seat.
In this way, the lower end of the ejector rod can be supported, and the axial movement of the ejector rod can be better avoided.
As optimization, the upper end face of the supporting cylinder is connected with a protection gasket made of red copper material.
Thus, the lower end face of the shaft tooth can be better protected by the protective gasket.
As optimization, the shock absorption groove is transversely formed in the lower end face of the mounting seat in a penetrating mode, and the shock absorption groove is filled with a shock absorption block made of rubber materials.
Like this, through setting up damper groove and snubber block, can cushion the vibrations that produce, the design is more reasonable.
As optimization, a top tip is arranged above the upper end surface of the ejector rod, the top tip comprises a connecting rod at the lower end, the connecting rod is correspondingly inserted into a fixing hole formed in the upper end surface of the ejector rod, and the top tip further comprises a top which is of a conical structure at the upper end and is arranged with the tip upwards.
Thus, the center is an independent component, convenient to replace and low in use cost.
In summary, the center device for gear shaping of shaft teeth has the following advantages in the use process: 1. when the shaft teeth to be machined are clamped, the supporting cylinder and the center at the lower end can simultaneously provide vertical supporting force, so that the shaft teeth can be better supported when the gear shaping machining is finished, the supporting force provided by the supporting cylinder has a certain buffering effect, the impact force generated by the gear shaping machining of the transmission gear on the shaft teeth can be better responded, and the central hole of the lower end face of the shaft teeth is better prevented from being crushed; 2. after the gear shaping processing is completed, the pressure applied by the upper end of the shaft tooth is relieved, the supporting cylinder can push the shaft tooth to move upwards, the lower end surface of the shaft tooth is positioned above the center, and the collision between the center and the end part of the shaft tooth can be better avoided when a workpiece is taken out. The workpiece taking operation of workers is more convenient, and labor is saved; 3. the center is designed independently, so that the replacement is convenient, and the cost is saved; and the whole structural design is simpler and more reasonable.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the tip device for shaping a shaft tooth according to the present utility model (the shaft tooth is shown only in the lower half structure).
Fig. 2 is a partial enlarged view of the a position in fig. 1.
Fig. 3 is a schematic view of the structure of the shaft tooth to be machined in fig. 1.
Detailed Description
The utility model is further described below with reference to the drawings and examples; it should be noted that in the description of the present utility model, the positional or positional relationship indicated by the terms such as "upper", "lower", "left", "right", "inner", "outer", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific manner, and thus are not to be construed as limiting the present utility model. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
See fig. 1 to 3: the center device for gear shaping of the shaft teeth comprises a mounting seat 1 which is arranged on a workbench 12 of a gear shaping machine; a top rod 2 which is vertically upwards arranged is arranged on the mounting seat, the lower end of the top rod is fixedly arranged on the mounting seat, and the upper end of the top rod is provided with a top 3 with an upwards pointed end; a supporting cylinder 4 with a cylindrical structure is sleeved outside the ejector rod in a vertically sliding way, and a supporting cylinder limiting structure is arranged between the supporting cylinder and the ejector rod and used for preventing the supporting cylinder from falling out of the upper end of the ejector rod; a spring structure is arranged between the supporting cylinder and the mounting seat, and the spring structure can push the supporting cylinder to vertically slide upwards and enable the upper end surface of the supporting cylinder to be positioned above the center; and the lower end of the shaft tooth 5 to be shaped can be abutted against the upper end surface of the supporting cylinder and push the supporting cylinder to vertically slide downwards along the ejector rod against the thrust of the spring structure, so that the center is correspondingly abutted in a center hole formed in the lower end surface of the shaft tooth.
Like this, adopt above-mentioned device clamping back, accomplish the gear shaping and process the time, support section of thick bamboo and top can provide vertical holding power simultaneously, can support the axle tooth better to the holding power that support section of thick bamboo provided has certain cushioning effect, can respond to the impact force that the gear shaping processing produced on the axle tooth better, avoid the centre bore of axle tooth lower extreme face to be crushed better. And when taking the piece, release the pressure that the axle tooth upper end applyed, the support section of thick bamboo can promote the axle tooth and upwards remove for the terminal surface is located top under the axle tooth, when taking the piece, can avoid top and axle tooth tip to bump better. And the labor-saving device is more convenient for workers to take the workpieces and saves more labor.
Specifically, can outwards bulge at the mount pad lower extreme and form the protruding edge of round installation, can be in the same place through the detachable connection of bolt between protruding edge of installation and the gear shaper workstation.
In this concrete implementation mode, support a limit structure including supporting the annular spacing arch 6 of round on the inner peripheral wall of section of thick bamboo lower extreme, the ejector pin is the step shaft structure that the big lower extreme diameter of upper end set up is little, and the step face between ejector pin big end and the tip constitutes spacing face, and the back that slides upwards is supported to the support section of thick bamboo, and spacing bellied up end can paste mutually and support on the spacing face in order to prevent to support a section of thick bamboo and deviate from ejector pin upper end.
Like this, support a limit structure simpler, the design is more reasonable.
In the specific embodiment, the mounting seat is provided with a mounting hole corresponding to the lower end of the ejector rod, and the mounting hole is of a stepped hole structure and comprises a mounting hole large-diameter section at the upper end and a mounting hole small-diameter section at the lower end; the lower end of the ejector rod is inserted and installed in the small-diameter section of the installation hole; the spring structure comprises a spiral spring 7 sleeved on the ejector rod, the lower end of the spiral spring is abutted on a step surface between the large-diameter section of the mounting hole and the small-diameter section of the mounting hole, and the upper end of the spiral spring is abutted on the lower end surface of the supporting cylinder.
Therefore, the whole structure is more compact, and the installation and the arrangement are more convenient. And the diameter of the supporting cylinder is matched with the diameter of the large-diameter section of the mounting hole.
In the specific embodiment, a supporting block 8 made of red copper material and having a cylindrical structure is arranged at the lower end of the small-diameter section of the mounting hole, the upper end of the supporting block is supported at the lower end of the ejector rod in a supporting manner, and the lower end face of the supporting block is flush with the lower end face of the mounting seat.
In this way, the lower end of the ejector rod can be supported, and the axial movement of the ejector rod can be better avoided.
In the present embodiment, a protection washer 9 made of red copper is connected to the upper end surface of the support cylinder.
Thus, the lower end face of the shaft tooth can be better protected by the protective gasket.
In this embodiment, a shock absorption groove is provided on the lower end surface of the mounting seat in a transversely penetrating manner, and a shock absorption block 10 made of rubber material is filled in the shock absorption groove.
Like this, through setting up damper groove and snubber block, can cushion the vibrations that produce, the design is more reasonable.
In this embodiment, be equipped with the top point head above the ejector pin up end, the top point head includes the connecting rod 11 of lower extreme, and the connecting rod corresponds the grafting in the fixed orifices that the ejector pin up end had, and the top point head still includes the top 3 that is conical structure and the pointed end upwards sets up of upper end.
Thus, the center is an independent component, convenient to replace and low in use cost.
In summary, the center device for gear shaping of shaft teeth has the following advantages in the use process: 1. when the shaft teeth to be machined are clamped, the supporting cylinder and the center at the lower end can simultaneously provide vertical supporting force, so that the shaft teeth can be better supported when the gear shaping machining is finished, the supporting force provided by the supporting cylinder has a certain buffering effect, the impact force generated by the gear shaping machining of the transmission gear on the shaft teeth can be better responded, and the central hole of the lower end face of the shaft teeth is better prevented from being crushed; 2. after the gear shaping processing is completed, the pressure applied by the upper end of the shaft tooth is relieved, the supporting cylinder can push the shaft tooth to move upwards, the lower end surface of the shaft tooth is positioned above the center, and the collision between the center and the end part of the shaft tooth can be better avoided when a workpiece is taken out. The workpiece taking operation of workers is more convenient, and labor is saved; 3. the center is designed independently, so that the replacement is convenient, and the cost is saved; and the whole structural design is simpler and more reasonable.
The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (7)
1. The center device for gear shaping of the shaft teeth comprises a mounting seat arranged on a workbench of a gear shaping machine; the device is characterized in that a vertically upward ejector rod is arranged on the mounting seat, the lower end of the ejector rod is fixedly arranged on the mounting seat, and the upper end of the ejector rod is provided with a tip with an upward tip; a supporting cylinder with a cylindrical structure is sleeved outside the ejector rod in a vertically sliding way, and a supporting cylinder limiting structure is arranged between the supporting cylinder and the ejector rod and used for preventing the supporting cylinder from falling out of the upper end of the ejector rod; a spring structure is arranged between the supporting cylinder and the mounting seat, and the spring structure can push the supporting cylinder to vertically slide upwards and enable the upper end surface of the supporting cylinder to be positioned above the center; and the lower end of the shaft tooth to be shaped can be abutted against the upper end surface of the supporting cylinder and push the supporting cylinder to vertically slide downwards along the ejector rod against the thrust of the spring structure, so that the center is correspondingly abutted in a center hole formed in the lower end surface of the shaft tooth.
2. The center device for gear shaping of shaft teeth according to claim 1, wherein: the supporting cylinder limiting structure comprises a circle of annular limiting protrusions on the inner peripheral wall of the lower end of the supporting cylinder, the ejector rod is of a stepped shaft structure with the upper end of the stepped shaft structure being large in diameter and the lower end of the stepped shaft structure being small in diameter, a limiting surface is formed by a step surface between the large end and the small end of the ejector rod, and after the supporting cylinder slides upwards, the upper end faces of the limiting protrusions can be mutually supported on the limiting surface to prevent the supporting cylinder from being separated from the upper end of the ejector rod.
3. The center device for gear shaping of shaft teeth according to claim 1, wherein: the mounting seat is provided with a mounting hole corresponding to the lower end of the ejector rod, and the mounting hole is of a stepped hole structure and comprises a mounting hole large-diameter section at the upper end and a mounting hole small-diameter section at the lower end; the lower end of the ejector rod is inserted and installed in the small-diameter section of the installation hole; the spring structure comprises a spiral spring sleeved on the ejector rod, the lower end of the spiral spring is abutted on a step surface between the large-diameter section of the mounting hole and the small-diameter section of the mounting hole, and the upper end of the spiral spring is abutted on the lower end surface of the supporting cylinder.
4. The center device for gear shaping of shaft teeth according to claim 1, wherein: the lower end of the small-diameter section of the mounting hole is provided with a supporting block made of red copper material and in a cylindrical structure, the upper end of the supporting block is supported at the lower end of the ejector rod in a supporting mode, and the lower end face of the supporting block is flush with the lower end face of the mounting seat.
5. The center device for gear shaping of shaft teeth according to claim 1, wherein: the upper end face of the supporting cylinder is connected with a protective washer made of red copper material.
6. The center device for gear shaping of shaft teeth according to claim 1, wherein: the shock absorption block is arranged on the lower end face of the mounting seat in a transversely penetrating mode, and is made of rubber materials.
7. The center device for gear shaping of shaft teeth according to claim 1, wherein: the top head is arranged above the upper end face of the ejector rod and comprises a connecting rod at the lower end, the connecting rod is correspondingly inserted into a fixing hole formed in the upper end face of the ejector rod, and the top head further comprises a top which is of a conical structure at the upper end and is upwards arranged at the tip end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320399527.0U CN219443729U (en) | 2023-03-06 | 2023-03-06 | Center device for gear shaping of shaft gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320399527.0U CN219443729U (en) | 2023-03-06 | 2023-03-06 | Center device for gear shaping of shaft gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219443729U true CN219443729U (en) | 2023-08-01 |
Family
ID=87411542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320399527.0U Active CN219443729U (en) | 2023-03-06 | 2023-03-06 | Center device for gear shaping of shaft gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219443729U (en) |
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2023
- 2023-03-06 CN CN202320399527.0U patent/CN219443729U/en active Active
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