CN113681091A - Gear tooth's socket self-centering anchor clamps - Google Patents
Gear tooth's socket self-centering anchor clamps Download PDFInfo
- Publication number
- CN113681091A CN113681091A CN202111007876.5A CN202111007876A CN113681091A CN 113681091 A CN113681091 A CN 113681091A CN 202111007876 A CN202111007876 A CN 202111007876A CN 113681091 A CN113681091 A CN 113681091A
- Authority
- CN
- China
- Prior art keywords
- round bar
- gear tooth
- centering
- hole
- tooth grooves
- 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.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/02—Loading, unloading or chucking arrangements for workpieces
- B23F23/06—Chucking arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/103—Retention by pivotal elements, e.g. catches, pawls
Abstract
The invention discloses a gear tooth socket automatic centering clamp, which relates to the technical field of clamps and solves the technical problems that the prior art can only grind a reference through a manual correction method and has lower efficiency, and comprises three clamping mechanisms, wherein the clamping mechanisms are respectively fixed on clamping jaws on a machine tool automatic centering three-jaw chuck, and three clamping mechanisms are arranged, polar shafts are uniformly distributed and are respectively connected with the clamping jaws on the machine tool automatic centering three-jaw chuck; the specific structure is that three circular arc annular clamping mechanisms are fixed on a chuck of a machine tool, each clamping mechanism is provided with two round rods pressed on tooth grooves, one direction is controlled by two points, and the three directions form the automatic centering of a circle formed by the round rods, so that the rapid positioning and clamping of the gear after quenching are realized.
Description
Technical Field
The invention relates to the technical field of clamps, in particular to the technical field of a gear tooth groove automatic centering clamp, which realizes regular irregular surface positioning uniformly distributed along the circumference.
Background
In the machined parts, the deformation of the gear after quenching cannot be avoided, and the gear needs to be corrected in a gear grinding mode; the detection reference after gear grinding is the central axis of the gear, and the reference converted by the central axis comprises an inner hole of the gear, tip holes at two ends of the gear, excircles at two ends of the gear and the like; because the conversion reference of the gear is also deformed after quenching, correction is needed, the pitch circle of the gear needs to be corrected firstly, the gear grinding allowance is ensured to be uniform, and theoretically, the circular runout formed by the round rods of all tooth grooves is less than 0.05 mm; at present, the benchmark is ground by a manual correction method, and the efficiency is low.
Disclosure of Invention
The invention aims to: in order to solve the technical problem, the invention provides a gear tooth groove automatic centering clamp.
The technical scheme adopted by the invention is as follows: the invention relates to a gear tooth socket automatic centering clamp, which comprises three clamping mechanisms, wherein the clamping mechanisms are respectively fixed on jaws on a machine tool automatic centering three-jaw chuck, polar shafts are uniformly distributed and are respectively connected with the jaws on the machine tool automatic centering three-jaw chuck, the invention has the structural design that the circular runout formed by round bars of all tooth sockets of a gear is less than 0.05 for positioning and clamping, the circular automatic centering can be realized by uniformly distributing three points, the three jaws are automatically centered and converted into a circle formed by the round bars, and the circle is tightly attached to the round bars to position and compress the tooth sockets; the three-jaw gear clamping mechanism is fixed on a three-jaw chuck of a machine tool through three clamping mechanisms, two round rods pressed on tooth grooves are designed on each clamping mechanism, one direction is controlled through two points, the three directions form a circle formed by the round rods to be automatically centered, and the gear is rapidly positioned and clamped after quenching.
Clamping mechanism includes mount, pole support, pole, connecting bolt, tie bolt, sliding connection has the pole support on the mount, and the circular arc anchor ring of this pole support passes through tie bolt and is connected with the pole, the mount passes through connecting bolt and is connected with the jack catch on the automatic centering three-jaw chuck, specifically by the pole support through the loosening of tie bolt, makes the pole support slide in the mount, after the position of adjusting the pole, makes the pole fully contact flank of tooth and fastens and compresses tightly through screwing up tie bolt, realizes the location clamping gear.
Two waist groove through-holes have been seted up side by side to the one end of mount, and connecting hole has been seted up to other end lug department, and every mount sliding connection has two pole supports, and the pole support sets up in waist groove through-hole, slides in waist groove through-hole through unscrewing tie bolt.
The round bar support is arranged in the through hole of the waist groove, an arc ring surface is arranged on the inner side of the round bar support, a through hole is formed in the radial direction of the middle of the round bar support, the arc ring surface is in contact with the round bar and is connected with the round bar through a tensioning bolt, and the round bar support plays a role in compressing and fixing the round bar.
The round bar corresponds to the circular arc ring surface, the middle part of the round bar is provided with an internal thread hole in the radial direction, and the internal thread hole corresponds to the through hole; the contact area between the round bar and the round bar support is larger, the connection fixing effect is better, and the structure is more stable.
The internal thread hole corresponds to the tension bolt, the tension bolt penetrates through the through hole to be connected with the internal thread hole, and the tension bolt is used for fixing and adjusting the round bar.
The connecting holes correspond to the connecting bolts, and the two connecting holes are used for being connected with clamping jaws of the three-jaw chuck of the machine tool.
The distance between two round rods positioned on the same clamping mechanism is the tooth space distance of 1-2 gears, and the gear position is adjusted to ensure that the pitch circle runout is less than 0.05 mm.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
the invention carries out the structural design of positioning and clamping by the principle that the circle runout formed by the round rods of all tooth sockets is less than 0.05, can realize the automatic centering of the circumference due to the uniform distribution of three points, converts the automatic centering of the jaws of the three-jaw chuck into the circle formed by the round rods, and the circle is tightly attached to the round rods to position and press the tooth sockets; the three circular arc annular clamping mechanisms are fixed on a machine tool chuck, two round rods pressed on tooth grooves are designed on each clamping mechanism, one direction is controlled by two points, the three directions form a circle formed by the round rods for automatic centering, and the gear is quickly positioned and clamped after quenching.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of a clamp gear configuration of the present invention;
FIG. 2 is a schematic view of the clamping mechanism of the present invention;
FIG. 3 is an enlarged partial view of the clamping mechanism of the present invention in a gear clamping position;
FIG. 4 is a schematic view of the structure of the fixing frame of the present invention;
FIG. 5 is a schematic view of another embodiment of the fixing frame of the present invention;
FIG. 6 is a schematic view of a round bar structure of the present invention;
FIG. 7 is a schematic view of the structure of the rod support of the present invention;
FIG. 8 is a schematic view of another perspective of the rod holder of the present invention;
labeled as: 1-gear, 2-clamping mechanism, 21-fixing frame, 22-round bar support, 23-round bar, 24-connecting bolt, 25-tensioning bolt, 26-waist groove through hole, 27-internal thread hole, 28-through hole, 29-circular arc ring surface and 30-connecting hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1-8, a gear tooth socket automatic centering fixture comprises three clamping mechanisms 2, wherein the clamping mechanisms 2 are respectively fixed on jaws on a machine tool automatic centering three-jaw chuck, three clamping mechanisms 2 are arranged, polar axes are uniformly distributed and are respectively connected with the jaws on the machine tool automatic centering three-jaw chuck, the invention carries out positioning and clamping structural design on the principle that the circle runout formed by round bars 23 of all tooth sockets of a gear 1 is less than 0.05, and as three points are uniformly distributed, the circumference automatic centering can be realized, the three jaws are automatically centered and converted into a circle formed by the round bars 23, and the circle is tightly attached to the round bars 23 to position and compress the tooth sockets; the three-jaw gear wheel quenching machine tool is fixed on a three-jaw chuck of a machine tool through three clamping mechanisms 2, two round rods 23 pressed on tooth grooves are designed on each clamping mechanism 2, one direction is controlled through two points, the three directions form a circle formed by the round rods 23 to be automatically centered, and the gear wheel 1 is rapidly positioned and clamped after quenching.
Example 2
On the basis of embodiment 1, the clamping mechanism 2 includes a fixed frame 21, a round bar support 22, a round bar 23, a connecting bolt 24 and a tightening bolt 25, the fixed frame 21 is connected with the round bar support 22 in a sliding manner, an arc ring surface 29 of the round bar support 22 is connected with the round bar 23 through the tightening bolt 25, the fixed frame 21 is connected with a jaw on the self-centering three-jaw chuck through the connecting bolt 24, specifically, the round bar support 22 can slide in the fixed frame 21 through loosening of the tightening bolt 25, and after the position of the round bar 23 is adjusted, the round bar 23 is fully contacted with a tooth surface and tightly tightened through tightening the tightening of the tightening bolt 25, so that the gear 1 is positioned and clamped.
Example 3
On the basis of embodiment 2, two waist groove through holes 26 are arranged side by side at one end of the fixing frame 21, a connecting hole is arranged at a convex block at the other end, each fixing frame 21 is connected with two round bar supports 22 in a sliding manner, the round bar supports 22 are arranged in the waist groove through holes 26, and the round bar supports 22 slide in the waist groove through holes 26 by unscrewing the tensioning bolts 25.
Example 4
On the basis of embodiment 3, the round bar support 22 is arranged in the waist groove through hole 26, the inner side of the round bar support 22 is provided with an arc ring surface 29, the middle part of the round bar support is provided with a through hole 28 in the radial direction, the arc ring surface 29 is in contact with the round bar 23 and is connected with the round bar through a tension bolt 25, and the round bar support 22 plays a role in compressing and fixing the round bar 23.
Example 5
On the basis of embodiment 4, the round rod 23 corresponds to the arc ring surface 29, the middle part of the round rod 23 is provided with an internal threaded hole 27 in the radial direction, and the internal threaded hole 27 corresponds to the through hole 28; the contact area between the round bar 23 and the round bar support 22 is larger, the connection and fixation effect is better, and the structure is more stable.
Example 6
On the basis of the embodiment 5, the internal thread hole 27 corresponds to the tension bolt 25, the tension bolt 25 passes through the through hole 28 to be connected with the internal thread hole 27, and the tension bolt 25 is used for fixing and adjusting the round bar 23.
Example 7
On the basis of embodiment 3, the connecting holes correspond to the connecting bolts 24, and two connecting holes are arranged for connecting with the clamping jaws of the three-jaw chuck of the machine tool.
Example 8
On the basis of embodiment 2, the distance between two round rods 23 positioned on the same clamping mechanism 2 is the distance of 1-2 tooth grooves, and the position of the gear 1 is adjusted to enable the pitch circle runout to be less than 0.05 mm.
When the fixture is used, the fixing frame 21 is fixed on the jaws of the three-jaw chuck through the connecting bolts 24, the tensioning bolts 25 are loosened to enable the round rods 23 to be pressed in the tooth grooves (the two adjacent round rods 23 are separated by two tooth grooves at most), the position of the gear 1 is adjusted to enable the pitch circle of the gear to jump less than 0.05mm, then the round rods 23 are enabled to fully contact the tooth surface, and the tensioning bolts 25 and the connecting bolts 24 are fastened (screwed), so that the fixture can be used; when the gear 1 is added subsequently, the automatic and quick positioning can be realized only by enabling the round rod 23 to enter the tooth groove and then enabling the clamping jaws of the three-jaw chuck to automatically clamp.
Claims (8)
1. The utility model provides a gear tooth's socket self-centering anchor clamps, includes clamping mechanism (2), clamping mechanism (2) are fixed respectively on the jack catch on the lathe self-centering three-jaw chuck, its characterized in that, clamping mechanism (2) are provided with threely, and utmost point axle evenly distributed is connected with the jack catch on the lathe self-centering three-jaw chuck respectively.
2. The automatic centering fixture for gear tooth grooves according to claim 1, characterized in that the clamping mechanism (2) comprises a fixing frame (21), a round bar support (22), a round bar (23), a connecting bolt (24) and a tension bolt (25), the round bar support (22) is connected onto the fixing frame (21) in a sliding mode, an arc ring surface (29) of the round bar support (22) is connected with the round bar (23) through the tension bolt (25), and the fixing frame (21) is connected with a clamping jaw on the automatic centering three-jaw chuck through the connecting bolt (24).
3. The automatic centering fixture for gear tooth grooves as claimed in claim 2, wherein one end of the fixing frame (21) is provided with two waist groove through holes (26) side by side, and a connecting hole (30) is formed at a convex block at the other end.
4. The automatic centering fixture for gear tooth grooves according to claim 3, characterized in that the round bar support (22) is arranged in the waist groove through hole (26), the inner side of the round bar support (22) is provided with a circular arc ring surface (29), and the middle part is provided with a through hole (28) in the radial direction.
5. The jig for automatically centering gear tooth grooves according to claim 4, characterized in that the round bar (23) corresponds to the circular arc ring surface (29), the middle part of the round bar (23) is provided with an internal threaded hole (27) in the radial direction, and the internal threaded hole (27) corresponds to the through hole (28).
6. The jig for automatically centering gear tooth grooves according to claim 5, characterized in that the internally threaded hole (27) corresponds to a tie bolt (25), and the tie bolt (25) passes through the through hole (28) to be connected with the internally threaded hole (27).
7. The jig for automatically centering gear tooth grooves according to claim 3, wherein the connecting holes (30) correspond to the connecting bolts (24), and two connecting holes (30) are provided.
8. The fixture for automatically centering the gear tooth grooves as claimed in claim 2, wherein the distance between the two round rods (23) of the same clamping mechanism (2) is 1-2 tooth groove distances of the gears (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111007876.5A CN113681091A (en) | 2021-08-30 | 2021-08-30 | Gear tooth's socket self-centering anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111007876.5A CN113681091A (en) | 2021-08-30 | 2021-08-30 | Gear tooth's socket self-centering anchor clamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113681091A true CN113681091A (en) | 2021-11-23 |
Family
ID=78584108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111007876.5A Pending CN113681091A (en) | 2021-08-30 | 2021-08-30 | Gear tooth's socket self-centering anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113681091A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115255973A (en) * | 2022-08-09 | 2022-11-01 | 共青科技职业学院 | Disc workpiece clamping tool |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102398053A (en) * | 2010-09-07 | 2012-04-04 | Smw-奥托布洛克紧固系统有限责任公司 | Diaphragm Chuck |
| CN202861552U (en) * | 2012-09-06 | 2013-04-10 | 江麓机电集团有限公司 | Fixture of internal grinding machine for tooth profile location |
| CN202964395U (en) * | 2012-11-22 | 2013-06-05 | 綦江齿轮传动有限公司 | Rapid die changing clamp for numeral-controlled internal grinder |
| CN205009052U (en) * | 2015-09-29 | 2016-02-03 | 河南省东方昀达动力传动系统有限公司 | Thin wall gear grinds hole anchor clamps |
| CN105415178A (en) * | 2015-11-24 | 2016-03-23 | 宿州市祁南工贸有限责任公司 | User-defined retainer |
| CN106078354A (en) * | 2016-08-18 | 2016-11-09 | 中钢集团西安重机有限公司 | A kind of frock and alignment method thereof determining that pinion cutter initiates cutter location |
| JP3224149U (en) * | 2019-09-18 | 2019-11-28 | 内田工業株式会社 | Gear chuck device |
-
2021
- 2021-08-30 CN CN202111007876.5A patent/CN113681091A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102398053A (en) * | 2010-09-07 | 2012-04-04 | Smw-奥托布洛克紧固系统有限责任公司 | Diaphragm Chuck |
| CN202861552U (en) * | 2012-09-06 | 2013-04-10 | 江麓机电集团有限公司 | Fixture of internal grinding machine for tooth profile location |
| CN202964395U (en) * | 2012-11-22 | 2013-06-05 | 綦江齿轮传动有限公司 | Rapid die changing clamp for numeral-controlled internal grinder |
| CN205009052U (en) * | 2015-09-29 | 2016-02-03 | 河南省东方昀达动力传动系统有限公司 | Thin wall gear grinds hole anchor clamps |
| CN105415178A (en) * | 2015-11-24 | 2016-03-23 | 宿州市祁南工贸有限责任公司 | User-defined retainer |
| CN106078354A (en) * | 2016-08-18 | 2016-11-09 | 中钢集团西安重机有限公司 | A kind of frock and alignment method thereof determining that pinion cutter initiates cutter location |
| JP3224149U (en) * | 2019-09-18 | 2019-11-28 | 内田工業株式会社 | Gear chuck device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115255973A (en) * | 2022-08-09 | 2022-11-01 | 共青科技职业学院 | Disc workpiece clamping tool |
| CN115255973B (en) * | 2022-08-09 | 2023-09-12 | 共青科技职业学院 | Disc workpiece clamping tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102873494B (en) | Umbrella-type inner support clamp for annular welding of elongated cylindrical workpieces | |
| CN202701848U (en) | Numerical-control machining positioning clamp of generator aluminum cap | |
| CN205021244U (en) | A milling fixture that is used for centering clamping part axis of reference on lathe | |
| CN113681091A (en) | Gear tooth's socket self-centering anchor clamps | |
| CN110744326A (en) | Clamp structure for numerical control machine tool | |
| CN106424994A (en) | Universal clamp achieving slow wire winding | |
| CN113752162A (en) | Centre surrounding clamping type driving clamp | |
| CN103350261A (en) | Gear hobbing clamp oriented by flat position of gear and installation and debugging method | |
| CN105290678A (en) | Flexible combined clamp for crane welding | |
| CN214826912U (en) | A location clamping device placed in middle for automatic material loading | |
| CN205008595U (en) | Knuckle finish turning excircle anchor clamps | |
| CN205271448U (en) | Anchor clamps of ultra -thin shape work piece of high -efficient processing | |
| CN203330535U (en) | Finish turning combined fixture for internal spline gear blank | |
| CN207447520U (en) | The gear-hobbing clamp of unthreaded hole gear | |
| CN219617155U (en) | Special fixture for rapidly machining photovoltaic power generation sensor shell | |
| CN212264559U (en) | Turning clamp | |
| CN217394345U (en) | Lathe fixture | |
| CN200981118Y (en) | Duplex bearing gear rotor vehicle clamp | |
| CN215035597U (en) | Three-large-surface positioning seat for machining wind power hub | |
| CN216632884U (en) | Convenient to use's gear shaping sword tooth top adds clamping apparatus | |
| CN216176741U (en) | Frock clamp for bearing retainer | |
| CN218532851U (en) | Combined multi-jaw chuck of lathe | |
| CN220074368U (en) | Grinder clamp capable of meeting use requirements of circular ring parts with different specifications | |
| CN220613033U (en) | Special fixture for machining cambered surface of locomotive connecting rod body | |
| CN210255708U (en) | Clamp for grinding cylindrical roller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |