CN218964264U - Gear grinding tensioning mould assembly - Google Patents
Gear grinding tensioning mould assembly Download PDFInfo
- Publication number
- CN218964264U CN218964264U CN202223574812.6U CN202223574812U CN218964264U CN 218964264 U CN218964264 U CN 218964264U CN 202223574812 U CN202223574812 U CN 202223574812U CN 218964264 U CN218964264 U CN 218964264U
- Authority
- CN
- China
- Prior art keywords
- tensioning
- mould base
- top cover
- sleeve
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007704 transition Effects 0.000 claims abstract description 23
- 238000002788 crimping Methods 0.000 claims abstract description 13
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 206010006514 bruxism Diseases 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
Abstract
The utility model discloses a gear grinding tensioning mould assembly, and belongs to the technical field of gear grinding; comprises a tensioning mould base, a tensioning taper sleeve, a tensioning transition sleeve, a top cover and a locking screw; the top cover is connected to the tensioning mould base and is coaxially arranged with the tensioning mould base; the top cover is of a cylindrical ladder structure, an outer hexagon is arranged on the cylindrical surface at the upper end of the top cover, a crimping disc is arranged in the middle of the top cover, and an outer thread is arranged at the lower end of the crimping disc; the outer circular surface of the tensioning mould base is provided with a step structure, and the part above the step of the tensioning mould base is of a conical structure; the inner wall of the tensioning taper sleeve is attached to the outer wall of the conical structure of the tensioning clamping fixture base; the inner wall of the tensioning transition sleeve is attached to the outer wall of the tensioning taper sleeve; the bottom of the tensioning transition sleeve is tightly propped against the step structure of the tensioning clamping fixture base; the utility model can realize the rapid alignment and accurate positioning of the hollow gear, and greatly improves the processing precision of the hollow gear.
Description
Technical Field
The utility model belongs to the technical field of gear grinding, and particularly relates to a gear grinding tensioning mould assembly.
Background
The gear grinding machine is a metal cutting machine tool for gear finishing. The grinding wheel is used as a cutter to grind the tooth surface of the gear which is already processed, so as to improve the accuracy and surface finish of the gear, and the processing method is called as 'grinding tooth'. The method is suitable for the steel gear with higher hardness after finish quenching. The process of grinding the teeth of a gear using a gear grinding machine is called gear grinding. The method comprises the steps of grinding internal teeth of a cylindrical gear and grinding external teeth of the cylindrical gear; internal tooth grinding and external tooth grinding of bevel gears, and grinding of bevel gears.
The hollow gear shaft is usually positioned by two centers when being machined. Such a positioning structure has the following disadvantages: the process reference is not consistent with the design reference, particularly, the error of the center hole is increased due to the heat treatment deformation of a workpiece with a larger center hole, the positioning precision is affected, and the actual precision of the processed workpiece can not meet the design requirement of a product.
The prior patent CN 206937089U discloses a hollow gear shaft outer circle grinding fixture, which comprises a nut, a taper sleeve, a mandrel and an expansion sleeve, wherein one end of the mandrel is a stepped cylinder, the outer surface of the other end of the mandrel is a conical surface, the diameter of the outer side of the conical surface is larger than that of the inner side of the conical surface, the expansion sleeve is arranged on the conical surface of the mandrel, and the taper sleeve is arranged at one end of the stepped cylinder of the mandrel through the nut. The nut pushes the taper sleeve and the hollow gear shaft to move left and right, so that the expansion sleeve is in a natural state or is expanded, and the tightness of the hollow gear shaft is realized. The technology can realize the accurate positioning of the hollow gear shaft, but the tightness of the gear shaft is realized only through the outer expansion sleeve in the expansion process, so that the deviation of the laminating degree of the single taper sleeve and the gear shaft in the expansion process can cause the deviation of angles in the processing process.
Disclosure of Invention
The utility model overcomes the defects of the prior art and provides a gear grinding tensioning mould component; the problem that deviation is easy to occur to the fitting degree of the gear tensioning clamping fixture and the gear shaft in the grinding process is solved.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme.
The gear grinding tensioning mould assembly comprises a tensioning mould base, a tensioning taper sleeve, a tensioning transition sleeve, a top cover and a locking screw; the bottom of the tensioning mould base is fixed on the processing workbench, and the top cover is in threaded connection with the tensioning mould base and is coaxially arranged with the tensioning mould base; the top cover is of a cylindrical ladder structure, an outer hexagon is arranged on the cylindrical surface at the upper end of the top cover, a crimping disc is arranged in the middle of the top cover, and external threads are arranged at the lower end of the crimping disc.
The outer circular surface of the tensioning mould base is provided with a step structure, and the part above the step of the tensioning mould base is of a conical structure; the inner wall of the tensioning taper sleeve is attached to the outer wall of the conical structure of the tensioning clamping fixture base; the inner wall of the tensioning transition sleeve is attached to the outer wall of the tensioning taper sleeve; the bottom of the tensioning transition sleeve is tightly propped against the step structure of the tensioning clamping fixture base; a clamping seat is arranged at the bottom of the tensioning transition sleeve; the top cover is tightly pressed on the upper end surface of the tensioning taper sleeve and is connected with the tensioning mould base; the top cover upper end has outer hexagonal structure, has the crimping dish in the centre, and the lower extreme has outer screw thread structure, through pulling outer hexagonal, makes the crimping dish compress tightly tight taper sleeve that rises.
Further, a backing ring is arranged between the top of the tensioning mould base and the top of the tensioning taper sleeve.
Further, the top cover is connected with the backing ring through a second hexagon socket head cap screw.
Further, the bottom of the tensioning mould base is fixed on the processing workbench through a first hexagon socket head cap screw.
Further, the clamping seat protrudes out of the outer edge of the tensioning clamping fixture base.
Further, the top cover is of a cylindrical ladder structure, an outer hexagon is arranged on the cylindrical surface of the upper end of the top cover, a crimping disc is arranged in the middle of the top cover, and external threads are arranged at the lower end of the top cover.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, through the matching of the tensioning taper sleeve and the tensioning transition sleeve, the tensioning transition sleeve is always attached to the inner wall of the gear shaft up and down for tensioning in the tensioning process, and the phenomenon that oblique angles are generated up and down and are not attached when the tensioning taper sleeve is directly contacted with the gear shaft for tensioning can be avoided.
Through the crimping cooperation of top cap and tight taper sleeve that rises, make tight transition sleeve that rises more stable after the installation, can not appear crooked and lead to the difficult alignment of gear's problem. The utility model can realize the rapid alignment and accurate positioning of the hollow gear, and greatly improves the processing precision of the hollow gear.
Drawings
FIG. 1 is a side view of a gear grinding tensioner mold assembly of the present utility model.
In the figure, 1-first hexagon socket head cap screw, 2-tensioning mould base, 3-tensioning taper sleeve, 4-top cover, 40-external screw thread, 41-external hexagonal, 42-crimping disc, 5-backing ring, 6-second hexagon socket head cap screw, 8-tensioning transition sleeve, 9-processing workbench and 10-clamping seat.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail by combining the embodiments and the drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. The following describes the technical scheme of the present utility model in detail with reference to examples and drawings, but the scope of protection is not limited thereto.
As shown in fig. 1, the embodiment provides a gear grinding tensioning mould assembly, which comprises a tensioning mould base 2, a tensioning taper sleeve 3, a tensioning transition sleeve 8 and a top cover 4; the bottom of the tensioning mould base 2 is fixed on a processing workbench 9 through eight first hexagon socket head cap screws 1. The top cover 4 is in threaded connection with the tensioning mould base 2 and is coaxially arranged with the tensioning mould base 2; the top cover 4 is of a cylindrical ladder structure, an outer hexagon 41 is arranged on the cylindrical surface at the upper end of the top cover 4, a crimping disc 42 is arranged in the middle of the top cover, and an outer thread 40 is arranged at the lower end of the top cover.
The outer circular surface of the tensioning mould base 2 is provided with a step structure, and the part above the step of the tensioning mould base 2 is of a conical structure; the conical structure is a tapered structure from bottom to top; the inner wall of the tensioning taper sleeve 3 is attached to the outer wall of the conical structure of the tensioning mould base 2; the upper part of the tensioning taper sleeve 3 is pressed on the upper end surface of the tensioning mould base 2 through a pressing disc 42.
The inner wall of the tensioning transition sleeve 8 is attached to the outer wall of the tensioning taper sleeve 3; the bottom of the tensioning transition sleeve 8 is connected with the step structure of the tensioning mould base 2 in a fitting way; the bottom of the tensioning transition sleeve 8 is provided with a clamping seat 10; the clamping seat 10 protrudes out of the outer edge of the tensioning clamping fixture base 2, and the clamping seat 10 is used for clamping the bottom of the round hole in the gear to be ground. The top cover 4 is tightly pressed on the upper end face of the tensioning taper sleeve 3, and the top cover 4 is connected with the backing ring 5 through a second hexagon socket head cap screw 6. The external thread 41 is connected with the tensioning mould base 2; the lower end face of the compression joint disc 42 is tightly pressed on the upper end face of the tensioning taper sleeve 3.
The specific use method of the gear grinding tensioning mould component comprises the following steps: the bottom of the tensioning mould base 2 is fixed on a processing workbench 9 through eight first hexagon socket head cap screws 1. Then placing the backing ring 5 into the tensioning taper sleeve 3 and attaching the backing ring to the step surface in the tensioning taper sleeve 3, and connecting the top cover 4 with the backing ring 5 through a second hexagon socket head cap screw 6; then the tensioning taper sleeve 3 is sleeved on the outer conical surface of the tensioning clamping fixture, the outer hexagon 41 is pulled to enable the inner wall of the tensioning taper sleeve 3 to be attached to the outer wall of the conical structure of the tensioning clamping fixture base 2, but the tensioning taper sleeve is not screwed, and a gap is reserved between the crimping surface 42 and the upper end face of the tensioning taper sleeve 3; then sheathing the tensioning transition sleeve 8 on the outer wall of the tensioning taper sleeve 3, wherein the bottom of the tensioning transition sleeve 8 is tightly propped against the step structure of the tensioning mould base 2; then a gear to be ground is put in, an inner shaft hole of the gear is sleeved on the outer surface of the tensioning transition sleeve 8, and the bottom of the inner shaft hole of the gear is clamped on the clamping seat 10; then the locking outer hexagon 41 is screwed, and the tensioning taper sleeve 3 and the tensioning transition sleeve 8 are tensioned outwards along with the screwing of the outer thread 40, so that the gear is fixed.
While the utility model has been described in detail in connection with specific preferred embodiments thereof, it is not to be construed as limited thereto, but rather as a result of a simple deduction or substitution by a person having ordinary skill in the art to which the utility model pertains without departing from the scope of the utility model defined by the appended claims.
Claims (5)
1. The gear grinding tensioning mould assembly is characterized by comprising a tensioning mould base (2), a tensioning taper sleeve (3), a tensioning transition sleeve (8) and a top cover (4); the bottom of the tensioning mould base (2) is fixed on a processing workbench (9), and the top cover (4) is in threaded connection with the tensioning mould base (2) and is coaxially arranged with the tensioning mould base (2); the top cover (4) is of a cylindrical stepped structure, an outer hexagonal (41) is arranged on the cylindrical surface of the upper end of the top cover (4), a crimping disc (42) is arranged in the middle of the top cover, and an external thread (40) is arranged at the lower end of the crimping disc (42);
the outer circular surface of the tensioning mould base (2) is provided with a step structure, and the part above the step of the tensioning mould base (2) is of a conical structure; the inner wall of the tensioning taper sleeve (3) is attached to the outer wall of the conical structure of the tensioning clamping fixture base (2); the inner wall of the tensioning transition sleeve (8) is attached to the outer wall of the tensioning taper sleeve (3); the bottom of the tensioning transition sleeve (8) is tightly propped against the step structure of the tensioning mould base (2); a clamping seat (10) is arranged at the bottom of the tensioning transition sleeve (8); the compression joint disc (42) is tightly pressed on the upper end face of the tensioning taper sleeve (3), and the external thread (40) is connected with the tensioning mould base (2).
2. The gear grinding and tensioning mould assembly according to claim 1, wherein a backing ring (5) is arranged between the top of the tensioning mould base (2) and the top of the tensioning cone sleeve (3).
3. A gear grinding tensioner assembly according to claim 2, wherein the cap (4) is connected to the backing ring (5) by a second socket head cap screw (6).
4. A gear grinding and tensioning mould assembly according to claim 1, characterized in that the bottom of the tensioning mould base (2) is fixed to the machining table (9) by means of a first hexagon socket head cap screw (1).
5. A gear grinding tensioner assembly according to claim 1, wherein the clamping seat (10) protrudes beyond the outer edge of the tensioner base (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223574812.6U CN218964264U (en) | 2022-12-31 | 2022-12-31 | Gear grinding tensioning mould assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223574812.6U CN218964264U (en) | 2022-12-31 | 2022-12-31 | Gear grinding tensioning mould assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218964264U true CN218964264U (en) | 2023-05-05 |
Family
ID=86166983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223574812.6U Active CN218964264U (en) | 2022-12-31 | 2022-12-31 | Gear grinding tensioning mould assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218964264U (en) |
-
2022
- 2022-12-31 CN CN202223574812.6U patent/CN218964264U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205021244U (en) | A milling fixture that is used for centering clamping part axis of reference on lathe | |
| CN209774048U (en) | Clamp for hole machining of irregular thin-wall cavity part | |
| CN218964264U (en) | Gear grinding tensioning mould assembly | |
| CN106334962B (en) | A kind of turnery processing adjustable positioning device | |
| CN202062224U (en) | Special clamp for turning titanium alloy thin-wall part with complex face | |
| CN109596332B (en) | Low-speed machine oil cylinder high-pressure cavity pressure test device | |
| CN111644862A (en) | End face positioning clamp for lathe | |
| CN103350261A (en) | Gear hobbing clamp oriented by flat position of gear and installation and debugging method | |
| CN210435951U (en) | Self-tightening centering grinding clamp | |
| CN114799251A (en) | Expansion sleeve type turning and grinding mandrel clamp | |
| CN201735911U (en) | Self-centering micro-taper sleeve jig for gear | |
| CN113369953A (en) | Clamp for machining excircle of shim | |
| CN211439127U (en) | Clamping tool with concave-convex arc curved surface for alignment of parts | |
| CN209811753U (en) | Four-axis machining center frock quick change anchor clamps | |
| CN201446415U (en) | Internal thread special gripper of grinding ball screw rod nut | |
| CN205520939U (en) | Connecting rod bolt matched nut adds clamping apparatus | |
| CN213531107U (en) | Hydraulic hobbing clamp for driven gear | |
| CN110695744A (en) | Clamping tool and clamping method for alignment of part with concave-convex arc curved surface | |
| CN214080708U (en) | Milling and grinding clamp for cutting platform | |
| CN219925310U (en) | Shell type part positioning device | |
| CN111331393A (en) | Tool clamp for drilling evenly-divided hole plate | |
| CN207642672U (en) | A kind of lathe is machined into auxiliary support apparatus | |
| CN115156965B (en) | Clamp manufactured by integral alloy rod | |
| CN218785486U (en) | Auxiliary tool for non-spherical processing of tungsten steel mold core | |
| CN215510268U (en) | Device for grinding and measuring disc parts |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231123 Address after: No.7, Dachang South Road, Tanghuai Park, Taiyuan Comprehensive Reform Demonstration Zone, Taiyuan, Shanxi 030032 Patentee after: Shanxi Weida Transmission Technology Co.,Ltd. Address before: 030032 No.3, Tanghuai South Road, Taiyuan Economic and Technological Development Zone, Shanxi Province Patentee before: SHANXI WEIDA MACHINERY MANUFACTURE Co.,Ltd. |
|
| TR01 | Transfer of patent right |