CN204135357U - The tailstock mechanism of gear-hobbing machine - Google Patents
The tailstock mechanism of gear-hobbing machine Download PDFInfo
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- CN204135357U CN204135357U CN201420615604.2U CN201420615604U CN204135357U CN 204135357 U CN204135357 U CN 204135357U CN 201420615604 U CN201420615604 U CN 201420615604U CN 204135357 U CN204135357 U CN 204135357U
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Abstract
The utility model relates to a kind of parts of gear-hobbing machine, particularly a kind of tailstock mechanism of gear-hobbing machine, comprise tailstock workbench, tailstock main shaft, cylinder component and tailstock centre, in described cylinder component, an end of cylinder piston rod is in transmission connection mutually with tailstock main shaft, its the other end runs through the corresponding end face of cylinder body equally, and extension outside cylinder body after running through is socketed with one group of tailstock inductor, above-mentioned tailstock workbench is also connected with mounting bracket, this mounting bracket is fixed with one group of proximity switch, the corresponding above-mentioned tailstock inductor of this group of proximity switch, and when above-mentioned cylinder piston rod transmission tailstock main shaft moves to its dead-center position, above-mentioned proximity switch senses the tailstock inductor on cylinder piston rod.Which solve whether top gear-hobbing machine first anticipation before processing workpiece is top puts in place; process tool is carried out to the technical problem of protection automatically; therefore, the gear-hobbing machine that have employed the tailstock mechanism of said structure has possessed the function of automatic protection process tool.
Description
Technical field
The utility model relates to a kind of parts of gear-hobbing machine, particularly a kind of tailstock mechanism of gear-hobbing machine.
Background technology
Gear-hobbing machine (gear hobbing machine) is most widely used a kind of lathe in gear cutting machine.Its structure is roughly moved left and right six parts such as workbench assembly, work spindle assembly and tailstock assembly formed by knife rest assembly, knife rest holder assembly, knife rest Feed table assembly, knife rest.Wherein, above-mentioned tailstock assembly mainly includes again the tailstock workbench be arranged on lathe base, to be installed on this tailstock workbench and the tailstock main shaft that can do reciprocating linear motion along tailstock workbench, to be arranged on the parts such as the drive unit of tailstock centre on the axle head of this tailstock main shaft and this tailstock main shaft.The axle central point of above-mentioned tailstock centre becomes same linearity with the workpiece center be clamped on work spindle, when gear-hobbing machine is adding man-hour to the workpiece of overlength, top apical grafting can play certain supporting role on one end of workpiece, can not process to prevent workpiece disalignment under the effect of cutter from crossing far away.
At present, in existing design, the structure of the tailstock assembly of gear-hobbing machine is numerous, but does not all possess nothing more than and realize automatic protection functions to the hobboing cutter of gear-hobbing machine.Such as, a kind of Pneumatic tailstock of machine tool is just provided in the document of announcement Chinese patent application that the patent No. is " 201310264143.9 ", it comprises top, barrel of tail stock and tailstock body, barrel of tail stock is arranged on tailstock body, one end of barrel of tail stock is provided with top, described Pneumatic tailstock of machine tool also comprises cylinder, described cylinder is fixed on the afterbody of tailstock body by cylinder flange dish, the piston rod of cylinder stretches in tailstock body through cylinder flange dish, the first connector is provided with in tailstock body, transmission guide post, second connector, piston rod is by the second connector, pin is connected with transmission guide post, the other end of transmission guide post is by the first connector, screw is connected with barrel of tail stock.The Pneumatic tailstock of machine tool of said structure adopts piston rod to drive transmission guide post fore-aft travel, drive barrel of tail stock and top, realize clamping and release to workpiece, but its cannot anticipation cutter before workpiece is processed, described top whether apical grafting on workpiece.Therefore automatic protection functions cannot be realized to cutter.
Utility model content
The purpose of this utility model is the tailstock mechanism providing a kind of gear-hobbing machine in order to solve above-mentioned the deficiencies in the prior art.Whether can detect in real time at dead-center position place tailstock main shaft in the structure of above-mentioned tailstock mechanism.
To achieve these goals, the tailstock mechanism of a kind of gear-hobbing machine designed by the utility model, comprise tailstock workbench, tailstock main shaft, cylinder component and tailstock centre, wherein said tailstock workbench offers horizontal through hole, and before this horizontal through hole, before in metapore opening's edge, corresponding lid is connected to, rear end cap, drive end bearing bracket is run through in the leading section of described tailstock main shaft, and have additional sealing ring at both through parts, the front end face of above-mentioned tailstock main shaft is provided with bellmouth, the tail end grafting of described tailstock centre enters above-mentioned bellmouth, described cylinder component is primarily of cylinder body, oil cylinder piston and cylinder piston rod three part composition, described cylinder body is fixed on the outer face of above-mentioned rear end cap, described oil cylinder piston is positioned at above-mentioned cylinder body, and by the bore seal of cylinder body every being set as two separate movable accumulators, above-mentioned cylinder body is also connected with two oil connections, and each oil connection is all connected with corresponding movable accumulator, described cylinder piston rod horizontal seal runs through oil cylinder piston, and one end runs through the corresponding end face of cylinder body and above-mentioned rear end cap successively, and be in transmission connection mutually with tailstock main shaft, its the other end runs through the corresponding end face of cylinder body equally, and extension outside cylinder body after running through is socketed with one group of tailstock inductor, above-mentioned tailstock workbench is also connected with mounting bracket, this mounting bracket is fixed with one group of proximity switch, the corresponding above-mentioned tailstock inductor of this group of proximity switch, and when above-mentioned cylinder piston rod transmission tailstock main shaft moves to its dead-center position, above-mentioned proximity switch senses the tailstock inductor on cylinder piston rod.
The tailstock mechanism of above-mentioned a kind of gear-hobbing machine, an end direct-drive tailstock main shaft of cylinder piston rod in its structure, and one group of tailstock inductor has been installed on its other end, on tailstock workbench, fixedly mounted one group of proximity switch matched with above-mentioned tailstock inductor by mounting bracket simultaneously, and when above-mentioned cylinder piston rod transmission tailstock main shaft moves to its dead-center position, above-mentioned proximity switch senses the tailstock inductor on cylinder piston rod, thus above-mentioned proximity switch and warning components and parts can be combined into a security alarm circuit in actual use, and series/parallel is in the main shaft drives circuit of gear-hobbing machine, when tailstock main shaft is also at dead-center position, the main shaft realizing gear-hobbing machine starts reports to the police.This makes it possible to the process tool of anticipation gear-hobbing machine before workpiece is processed; whether described top apical grafting on workpiece; avoid occurring on workpiece, causing process tool to collapse the generation of cutter situation because of the top non-apical grafting in tailstock mechanism, the gear-hobbing machine of the tailstock mechanism that have employed said structure the is possessed function of automatic protection process tool.
When cylinder piston rod is when promoting tailstock main shaft and carrying out reciprocating action back and forth, cycling action is carried out around its central shaft in order to tailstock main shaft can be avoided, thus affect the effective sealing of tailstock main shaft and drive end bearing bracket sealing place between the two, above-mentioned tailstock workbench also offers with above-mentioned horizontal through hole the perpendicular bolt hole run through, described tailstock main shaft also has additional stopper slot, this stopper slot horizontal-extending on the length direction of above-mentioned tailstock main shaft, and corresponding above-mentioned bolt hole; In above-mentioned bolt hole, be connected with bolt, the bottom of this bolt extends into in above-mentioned stopper slot.
The tailstock mechanism of a kind of gear-hobbing machine that the utility model obtains; its tailstock main shaft can realize dead-center position and detect in real time; this makes it possible to the process tool of anticipation gear-hobbing machine before workpiece is processed; whether described top apical grafting on workpiece; avoid occurring on workpiece, causing process tool to collapse the generation of cutter situation because of the top non-apical grafting in tailstock mechanism, the gear-hobbing machine of the tailstock mechanism that have employed said structure the is possessed function of automatic protection process tool.
Accompanying drawing explanation
Fig. 1 be embodiment 1 a kind of structural representation of tailstock mechanism of gear-hobbing machine is provided;
Fig. 2 be embodiment 2 a kind of structural representation of tailstock mechanism of gear-hobbing machine is provided;
Fig. 3 is A place close-up schematic view in Fig. 2.
In figure: tailstock workbench 1, tailstock main shaft 2, cylinder component 3, tailstock centre 4, horizontal through hole 5, drive end bearing bracket 6, rear end cap 7, sealing ring 8, bellmouth 9, cylinder body 10, oil cylinder piston 11, cylinder piston rod 12, movable accumulator 13, oil connection 14, extension 15, tailstock inductor 16, mounting bracket 17, proximity switch 18, bolt hole 19, stopper slot 20, bolt 21.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Embodiment 1:
As shown in Figure 1, the tailstock mechanism of a kind of gear-hobbing machine provided in the present embodiment, comprise tailstock workbench 1, tailstock main shaft 2, cylinder component 3 and tailstock centre 4, wherein said tailstock workbench 1 offers horizontal through hole 5, and before this horizontal through hole 5, before in metapore opening's edge, corresponding lid is connected to, rear end cap 6, 7, drive end bearing bracket 6 is run through in the leading section of described tailstock main shaft 2, and have additional sealing ring 8 at both through parts, the front end face of above-mentioned tailstock main shaft 2 is provided with bellmouth 9, the tail end grafting of described tailstock centre 4 enters above-mentioned bellmouth 9, described cylinder component 3 is primarily of cylinder body 10, oil cylinder piston 11 and cylinder piston rod 12 3 part composition, described cylinder body 10 is fixed on the outer face of above-mentioned rear end cap 7, described oil cylinder piston 11 is positioned at above-mentioned cylinder body 10, and by the bore seal of cylinder body 10 every being set as two separate movable accumulators 13, above-mentioned cylinder body 10 is also connected with two oil connections 14, and each oil connection 14 is all connected with corresponding movable accumulator 13, described cylinder piston rod 12 horizontal seal runs through oil cylinder piston 11, and one end runs through the corresponding end face of cylinder body 10 and above-mentioned rear end cap 7 successively, and be in transmission connection mutually with tailstock main shaft 2, its the other end runs through the corresponding end face of cylinder body 10 equally, and extension 15 outside cylinder body 10 after running through is socketed with one group of tailstock inductor 16, above-mentioned tailstock workbench 1 is also connected with mounting bracket 17, this mounting bracket 17 is fixed with one group of proximity switch 18, the corresponding above-mentioned tailstock inductor 16 of this group of proximity switch 18, and when above-mentioned cylinder piston rod 12 transmission tailstock main shaft 2 moves to its dead-center position, above-mentioned proximity switch 18 senses the tailstock inductor 16 on cylinder piston rod 12.
The tailstock mechanism of above-mentioned a kind of gear-hobbing machine, an end direct-drive tailstock main shaft 2 of cylinder piston rod 12 in its structure, and one group of tailstock inductor 16 has been installed on its other end, on tailstock workbench 1, fixedly mounted one group of proximity switch 18 matched with above-mentioned tailstock inductor 16 by mounting bracket 17 simultaneously, and when above-mentioned cylinder piston rod 12 transmission tailstock main shaft 2 moves to its dead-center position, above-mentioned proximity switch 18 senses the tailstock inductor 16 on cylinder piston rod 12, thus above-mentioned proximity switch 18 can be combined into a security alarm circuit with warning components and parts in actual use, and series/parallel is in the main shaft drives circuit of gear-hobbing machine, when tailstock main shaft 2 is also at dead-center position, the main shaft realizing gear-hobbing machine starts reports to the police.This makes it possible to the process tool of anticipation gear-hobbing machine before workpiece is processed; whether described top apical grafting on workpiece; avoid occurring on workpiece, causing process tool to collapse the generation of cutter situation because of the top non-apical grafting in tailstock mechanism, the gear-hobbing machine of the tailstock mechanism that have employed said structure the is possessed function of automatic protection process tool.
Embodiment 2:
The tailstock mechanism of a kind of gear-hobbing machine provided in the present embodiment, its general structure is consistent with embodiment 1, but when cylinder piston rod 12 is when promoting tailstock main shaft 2 and carrying out reciprocating action back and forth, cycling action is carried out around its central shaft in order to tailstock main shaft 2 can be avoided, thus affect the effective sealing of tailstock main shaft 2 and drive end bearing bracket 6 sealing place between the two, as shown in Figures 2 and 3, tailstock workbench 1 in the present embodiment also offers the perpendicular bolt hole 19 run through with above-mentioned horizontal through hole 5, described tailstock main shaft 2 also has additional stopper slot 20, this stopper slot 20 horizontal-extending on the length direction of above-mentioned tailstock main shaft 2, and corresponding above-mentioned bolt hole 19, in above-mentioned bolt hole 19, be connected with bolt 21, the bottom of this bolt 21 extends into in above-mentioned stopper slot 20.
Claims (2)
1. the tailstock mechanism of a gear-hobbing machine, comprise tailstock workbench (1), tailstock main shaft (2), cylinder component (3) and tailstock centre (4), wherein said tailstock workbench (1) offers horizontal through hole (5), and before this horizontal through hole (5), before in metapore opening's edge, corresponding lid is connected to, rear end cap (6), (7), drive end bearing bracket (6) is run through in the leading section of described tailstock main shaft (2), and have additional sealing ring (8) at both through parts, the front end face of above-mentioned tailstock main shaft (2) is provided with bellmouth (9), the tail end grafting of described tailstock centre (4) enters above-mentioned bellmouth (9), it is characterized in that described cylinder component (3) is primarily of cylinder body (10), oil cylinder piston (11) and cylinder piston rod (12) three part composition, described cylinder body (10) is fixed on the outer face of above-mentioned rear end cap (7), described oil cylinder piston (11) is positioned at above-mentioned cylinder body (10), and by the bore seal of cylinder body (10) every being set as two separate movable accumulators (13), above-mentioned cylinder body (10) is also connected with two oil connections (14), and each oil connection (14) is all connected with corresponding movable accumulator (13), described cylinder piston rod (12) horizontal seal runs through oil cylinder piston (11), and one end runs through corresponding end face and the above-mentioned rear end cap (7) of cylinder body (10) successively, and be in transmission connection mutually with tailstock main shaft (2), its the other end runs through the corresponding end face of cylinder body (10) equally, and cylinder body (10) extension outward (15) after running through is socketed with one group of tailstock inductor (16), above-mentioned tailstock workbench (1) is also connected with mounting bracket (17), this mounting bracket (17) is fixed with one group of proximity switch (18), the corresponding above-mentioned tailstock inductor (16) of this group of proximity switch (18), and when above-mentioned cylinder piston rod (12) transmission tailstock main shaft (2) moves to its dead-center position, above-mentioned proximity switch (18) senses the tailstock inductor (16) on cylinder piston rod (12).
2. the tailstock mechanism of a kind of gear-hobbing machine according to claim 1, it is characterized in that also offering on described tailstock workbench (1) with above-mentioned horizontal through hole (5) the perpendicular bolt hole (19) run through, described tailstock main shaft (2) also has additional stopper slot (20), this stopper slot (20) horizontal-extending on the length direction of above-mentioned tailstock main shaft (2), and corresponding above-mentioned bolt hole (19); In above-mentioned bolt hole (19), be connected with bolt (21), the bottom of this bolt (21) extends into in above-mentioned stopper slot (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420615604.2U CN204135357U (en) | 2014-10-23 | 2014-10-23 | The tailstock mechanism of gear-hobbing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420615604.2U CN204135357U (en) | 2014-10-23 | 2014-10-23 | The tailstock mechanism of gear-hobbing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204135357U true CN204135357U (en) | 2015-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420615604.2U Expired - Fee Related CN204135357U (en) | 2014-10-23 | 2014-10-23 | The tailstock mechanism of gear-hobbing machine |
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| CN (1) | CN204135357U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107470656A (en) * | 2017-08-08 | 2017-12-15 | 英伟达（江苏）机床有限公司 | A kind of novel hydraulic tailstock core shaft structure |
| CN108746677A (en) * | 2018-08-02 | 2018-11-06 | 林子尊 | It is a kind of pneumatically can it is automatic locking and with insurance function lathe |
| CN111842945A (en) * | 2020-08-25 | 2020-10-30 | 西安巨浪精密机械有限公司 | Hydraulic tailstock structure of machine tool |
| CN112475481A (en) * | 2020-09-30 | 2021-03-12 | 宁波夏拓智能科技有限公司 | Integrated machine tool tailstock used in gear hobbing machine |
-
2014
- 2014-10-23 CN CN201420615604.2U patent/CN204135357U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107470656A (en) * | 2017-08-08 | 2017-12-15 | 英伟达（江苏）机床有限公司 | A kind of novel hydraulic tailstock core shaft structure |
| CN108746677A (en) * | 2018-08-02 | 2018-11-06 | 林子尊 | It is a kind of pneumatically can it is automatic locking and with insurance function lathe |
| CN108746677B (en) * | 2018-08-02 | 2023-09-19 | 邹红波 | Pneumatic lathe capable of automatically locking and having safety function |
| CN111842945A (en) * | 2020-08-25 | 2020-10-30 | 西安巨浪精密机械有限公司 | Hydraulic tailstock structure of machine tool |
| CN112475481A (en) * | 2020-09-30 | 2021-03-12 | 宁波夏拓智能科技有限公司 | Integrated machine tool tailstock used in gear hobbing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: NINGBO HAITAI PRECISION MACHINERY CO., LTD. Free format text: FORMER NAME: NINGBO SENBO PRECISION MACHINERY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: Fenghua City, Zhejiang province 315101 Ningbo City Economic Development Zone Huiming Road No. 98 building 2-2 (Ningbo Haitai Seiko Machinery Co., Ltd.) Patentee after: Ningbo Hai Tai Seiko Machinery Co., Ltd. Address before: Fenghua City, Zhejiang province 315101 Ningbo City Economic Development Zone Huiming Road No. 98 building 2-2 (Ningbo morinami Pml Precision Mechanism Ltd) Patentee before: NINGBO SENBO PRECISION MACHINERY CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20191023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |