CN2873417Y - Synchronous screw and its feeding mechanism - Google Patents
Synchronous screw and its feeding mechanism Download PDFInfo
- Publication number
- CN2873417Y CN2873417Y CN 200520046467 CN200520046467U CN2873417Y CN 2873417 Y CN2873417 Y CN 2873417Y CN 200520046467 CN200520046467 CN 200520046467 CN 200520046467 U CN200520046467 U CN 200520046467U CN 2873417 Y CN2873417 Y CN 2873417Y
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- CN
- China
- Prior art keywords
- screw nut
- screw mandrel
- guide screw
- feed screw
- slide unit
- 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.)
- Expired - Lifetime
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Abstract
The utility relates to a synchronizing guide screw and its feeding device. The synchronizing guide screw comprises a guide screw body, a right-handed thread (1) on the right end of the body, a left-handed thread (5) on the left end of the body, a first guide screw nut (2) and a second guide screw nut (4) on the inner sides of the right-handed thread (1) and the left-handed thread (5) respectively. The feeding device includes a connector (7) ,a servo-motor (6) ,a work sliding table (8) , finisher sliding table (9) ,a supporting base (11) and a synchronizing guide screw, wherein the left end of the synchronizing guide screw is connected with the servo-motor(6) through the connector (7) ,the right end of which is supported by the supporting base (11) , the first guide screw nut (2) and the second guide screw nut (4) are connected with the work sliding table (8) and the finisher sliding table (9) respectively. The model has the advantages that the guide screw protection is simple and reliable, which is long in life by adopting spring steel material and simple in structure, the axiality between the work sliding table (8) and the finisher sliding table (9) is easily guaranteed. The model is convenient to mount.
Description
Technical field
The utility model relates to a kind of outer surface grinding machine machine of bearing ring process equipment, relates in particular to synchronous screw mandrel and feed mechanism thereof in this grinding machine machine.
Background technology
Existing outer surface grinding machine (comprising cylindrical grinder and septal fossula grinding machine) all is to adopt centerless grinder layout crush grinding mode: grinding carriage is fixed on the lathe bed motionless, trimmer and workpiece are distributed in the both sides of emery wheel and advance and retreat synchronously, promptly simultaneously near or away from emery wheel, just the direction of motion of workpiece and trimmer is opposite, drive with same servomotor, the hand of thread spiral of the two rhizoid bars that promptly drive trimmer and workpiece feeding and retreat is opposite, the intermediate bearing Connection Block couples together two rhizoid bars with shaft joint, realizes the synchro-feed of trimmer and workpiece.
But this structure has following defective: the axiality between trimmer slide unit and workpiece slide unit and the middle Connection Block three is difficult to guarantee, relatively difficulty is installed, and the protection of screw mandrel is complicated and unreliable, and service life is shorter.
Summary of the invention
The utility model technical issues that need to address have provided a kind of synchronous screw mandrel, are intended to solve above-mentioned defective;
The utility model also provides a kind of feed mechanism that comprises above-mentioned synchronous screw mandrel;
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions:
Synchronous screw mandrel of the present utility model comprises: a rhizoid bar body; On described body left end and right-hand member, process right-handed thread and left hand thread respectively, install first feed screw nut and second feed screw nut respectively additional in the inboard of right-handed thread and left hand thread;
A screw mandrel protective cover is arranged between described first feed screw nut and second feed screw nut;
Feed mechanism of the present utility model comprises: shaft joint, servomotor, workpiece slide unit, trimmer slide unit, bearing; Also comprise a synchronous screw mandrel; Described synchronous screw mandrel comprises: a rhizoid bar body; On described body left end and right-hand member, process right-handed thread and left hand thread respectively, install first feed screw nut and second feed screw nut respectively additional in the inboard of right-handed thread and left hand thread; The left end of described synchronous screw mandrel links to each other with servomotor by shaft joint, and right-hand member passes through seat supports; Described first feed screw nut links to each other with the trimmer slide unit with the workpiece slide unit respectively with second feed screw nut;
Compared with prior art, the beneficial effects of the utility model are: the protection of screw mandrel is more simple and reliable, adopts the spring steel material life-span longer, and structure is simpler and more direct; Workpiece slide unit and trimmer slide unit axiality between the two guarantee easily, and be easy for installation,
Description of drawings
Fig. 1 is synchronous screw structure figure in the utility model;
Fig. 2 is a feed mechanism structure chart in the utility model;
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:
As seen from Figure 1: synchronous screw mandrel of the present utility model comprises: a rhizoid bar body; On described body left end and right-hand member, process right-handed thread 1 and left hand thread 5 respectively, install first feed screw nut 2 and second feed screw nut 4 in the inboard of right-handed thread 1 and left hand thread 5 respectively additional;
Between described first feed screw nut 2 and second feed screw nut 4, a screw mandrel protective cover 3 is arranged;
The effect of screw mandrel protective cover is: prevent that cooling water and dirt from entering in the feed screw nut and cause corroding screw mandrel body, nut and inner steel ball thereof, play the effect of protection screw mandrel, make screw mandrel keep operating accuracy and increase the service life;
Described screw mandrel protective cover 3 is protective covers of spring steel material;
By Fig. 1, Fig. 2 as seen: feed mechanism of the present utility model comprises: shaft joint 7, servomotor 6, workpiece slide unit 8, trimmer slide unit 9, bearing 11; Also comprise a synchronous screw mandrel; Described synchronous screw mandrel comprises: a rhizoid bar body; On described body left end and right-hand member, process right-handed thread 1 and left hand thread 5 respectively, install first feed screw nut 2 and second feed screw nut 4 in the inboard of right-handed thread 1 and left hand thread 5 respectively additional; The left end of described synchronous screw mandrel links to each other with servomotor 6 by shaft joint 7, and right-hand member supports by bearing 11; Described first feed screw nut 2 links to each other with trimmer slide unit 9 with workpiece slide unit 8 respectively with second feed screw nut 4;
The left end of screw mandrel links to each other with servomotor 6 with a shaft joint 7 synchronously, and on the motor bearing, support with a cover bearing, right-hand member bearing 11 and another set of bearings, first feed screw nut 2 is connected workpiece slide unit 8 and trimmer slide unit 9 respectively with second feed screw nut 4,3 places have cancelled original connection bearing and bearing between two feed screw nuts, install the protective cover of a spring steel material additional; When servomotor 6 positive and negative rotations, drive screw mandrel by shaft joint 7, drive the feeding of workpiece slide unit 8 and trimmer slide unit 9 and retreat the realization synchronizing function; Use the utility model, can guarantee the axiality of workpiece slide unit 8 and trimmer slide unit 9 effectively for a long time, and easy for installation, the protection of screw mandrel is more simple and reliable, adopts the spring steel material life-span longer, and structure is simpler and more direct.
Claims (4)
1. a synchronous screw mandrel is characterized in that comprising: a rhizoid bar body; On described body left end and right-hand member, process right-handed thread (1) and left hand thread (5) respectively, install first feed screw nut (2) and second feed screw nut (4) respectively additional in the inboard of right-handed thread (1) and left hand thread (5).
2. synchronous screw mandrel according to claim 1 is characterized in that: between described first feed screw nut (2) and second feed screw nut (4) a screw mandrel protective cover (3) is arranged.
3. synchronous screw mandrel according to claim 2 is characterized in that: described screw mandrel protective cover (3) is the protective cover of spring steel material.
4. a feed mechanism comprises: shaft joint (7), servomotor (6), workpiece slide unit (8), trimmer slide unit (9), bearing (11); It is characterized in that: also comprise a synchronous screw mandrel; Described synchronous screw mandrel comprises: a rhizoid bar body; On described body left end and right-hand member, process right-handed thread (1) and left hand thread (5) respectively, install first feed screw nut (2) and second feed screw nut (4) respectively additional in the inboard of right-handed thread (1) and left hand thread (5); The left end of described synchronous screw mandrel links to each other with servomotor (6) by shaft joint (7), and right-hand member supports by bearing (11); Described first feed screw nut (2) links to each other with trimmer slide unit (9) with workpiece slide unit (8) respectively with second feed screw nut (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520046467 CN2873417Y (en) | 2005-11-11 | 2005-11-11 | Synchronous screw and its feeding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520046467 CN2873417Y (en) | 2005-11-11 | 2005-11-11 | Synchronous screw and its feeding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2873417Y true CN2873417Y (en) | 2007-02-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520046467 Expired - Lifetime CN2873417Y (en) | 2005-11-11 | 2005-11-11 | Synchronous screw and its feeding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2873417Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102152235A (en) * | 2011-03-31 | 2011-08-17 | 昆山艾思迪机械科技有限公司 | Linear axis driver for grinding machine of five-axis interlocking tool |
| CN102328260A (en) * | 2011-07-01 | 2012-01-25 | 南通星维油泵油嘴有限公司 | Processing device for directly grinding inclined groove and straight groove of plunger piston |
| CN102581197A (en) * | 2012-03-06 | 2012-07-18 | 浙江博雷重型机床制造有限公司 | Feeding manipulator used for hot forging production line |
| CN102581212A (en) * | 2012-03-06 | 2012-07-18 | 浙江博雷重型机床制造有限公司 | Feeding manipulator |
| CN102601285A (en) * | 2012-03-06 | 2012-07-25 | 浙江博雷重型机床制造有限公司 | Forging production line |
| CN103015215A (en) * | 2012-12-19 | 2013-04-03 | 青岛科惠锅炉压力容器有限公司 | High temperature-resistant casting tin bronze-cast rubbing cylinder rail wheels of graining machine |
| CN103240663A (en) * | 2013-05-10 | 2013-08-14 | 江西铜业股份有限公司 | Shaft part double-wheel symmetrical grinding device and process |
| CN104646714A (en) * | 2015-02-15 | 2015-05-27 | 中州大学 | Digitized-automatic-control hydraulic multihole drilling machine |
-
2005
- 2005-11-11 CN CN 200520046467 patent/CN2873417Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102152235A (en) * | 2011-03-31 | 2011-08-17 | 昆山艾思迪机械科技有限公司 | Linear axis driver for grinding machine of five-axis interlocking tool |
| CN102328260A (en) * | 2011-07-01 | 2012-01-25 | 南通星维油泵油嘴有限公司 | Processing device for directly grinding inclined groove and straight groove of plunger piston |
| CN102581197A (en) * | 2012-03-06 | 2012-07-18 | 浙江博雷重型机床制造有限公司 | Feeding manipulator used for hot forging production line |
| CN102581212A (en) * | 2012-03-06 | 2012-07-18 | 浙江博雷重型机床制造有限公司 | Feeding manipulator |
| CN102601285A (en) * | 2012-03-06 | 2012-07-25 | 浙江博雷重型机床制造有限公司 | Forging production line |
| CN103015215A (en) * | 2012-12-19 | 2013-04-03 | 青岛科惠锅炉压力容器有限公司 | High temperature-resistant casting tin bronze-cast rubbing cylinder rail wheels of graining machine |
| CN103240663A (en) * | 2013-05-10 | 2013-08-14 | 江西铜业股份有限公司 | Shaft part double-wheel symmetrical grinding device and process |
| CN104646714A (en) * | 2015-02-15 | 2015-05-27 | 中州大学 | Digitized-automatic-control hydraulic multihole drilling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG RIFA DIGITAL PRECISION MACHINERY CO., LTD Free format text: FORMER OWNER: SHANGHAI RIFA DIGITAL SYSTEMS CO., LTD. Effective date: 20111206 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201201 PUDONG NEW AREA, SHANGHAI TO: 312500 SHAOXING, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20111206 Address after: 312500, Zhejiang province Xinchang provincial high-tech industrial park, the date of Digital Technology Park Patentee after: Zhejiang Rifa Digital Precision Machinery Co., Ltd. Address before: Pudong Heqing town Shanghai City Qing Road No. 585 201201 Patentee before: Shanghai Rifa Digital Systems Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG RIFA PRECISION MACHINERY CO., LTD. Free format text: FORMER NAME: ZHEJIANG RIFA DIGITAL PRECISION MACHINERY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 312500, Zhejiang province Xinchang provincial high-tech industrial park, the date of Digital Technology Park Patentee after: Zhejiang Rifa Precision Machinery Co., Ltd. Address before: 312500, Zhejiang province Xinchang provincial high-tech industrial park, the date of Digital Technology Park Patentee before: Zhejiang Rifa Digital Precision Machinery Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070228 |
|
| EXPY | Termination of patent right or utility model |