CN201807935U - Constant-temperature lead screw - Google Patents
Constant-temperature lead screw Download PDFInfo
- Publication number
- CN201807935U CN201807935U CN2010205877303U CN201020587730U CN201807935U CN 201807935 U CN201807935 U CN 201807935U CN 2010205877303 U CN2010205877303 U CN 2010205877303U CN 201020587730 U CN201020587730 U CN 201020587730U CN 201807935 U CN201807935 U CN 201807935U
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- CN
- China
- Prior art keywords
- cooling
- cooling medium
- temperature sensor
- band temperature
- inlet joint
- 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 - Fee Related
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- Motor Or Generator Cooling System (AREA)
- Automatic Control Of Machine Tools (AREA)
Abstract
The utility model discloses a constant-temperature lead screw, which belongs to the technical field of machine tools. A control system (13) controls a cooling motor (16) according to a predetermined program; the cooling motor (16) controls the flow rate of a cooling medium; the cooling medium is respectively input into a cooling medium inlet joint A (18) with a temperature sensor and a cooling medium inlet joint B (11) with the temperature sensor by the cooling motor (16); the cooling medium is circulated in a cooling hole tube (21) of a lead screw (7) and an annular cooling groove (10) of a motor base (20) so as to finish heat exchange of the heat produced by an end bearing of a servo motor (1) and the lead screw (7) as well as groups of bearings (4); therefore, the lead screw (7) and the end bearing of the servo motor (1) work at a constant temperature. The constant temperature lead screw can ensure the machining precision and the machining stability of machine tools, and has the advantages that: the constant-temperature lead screw has a simple structure, is convenient to operate and is stable and reliable.
Description
One, technical field
The utility model is a kind of constant temperature leading screw, belongs to the machine tool technology field.
Two, technical background
The high speed machine cutting technology adopts than high 5～10 times cutting speed and the feed speed of conventional processing and processes, in the high-speed driving system, contact area such as feed screw nut, bearing etc., can produce a large amount of heat, cause the transmission system thermal deformation errors and influence machine finish and the feed system transmission stiffness reduces.
Three, summary of the invention
Add (subtracting) speed characteristics for what improve transmission system, raising is to the quick follow-up control of movement instruction, must improve the system stiffness of transmission system, reduce starting and stop immediate elastic deformation, the effective way of dealing with problems is the heating problem that solves transmission system, promptly leading screw and bearing support part are effectively cooled off, to guarantee the positioning accuracy and the stability of machine tool feed.The utility model has proposed a kind of constant temperature leading screw at the problems referred to above, it is characterized in that motor cabinet (20), bearing block (9) is installed on the base support, shaft coupling (3) is connected servomotor (1) line shaft with leading screw (7), leading screw (7) is by bearing (4) support in groups, bearing (4) is installed in the bearing block (9) in groups, leading screw (7) central shaft is to having cooling hole pipe (21) and radially having cross bore (6), locate to be equipped with seal ring set (5) in cross bore (6), sealing ring (5) is equipped with the cooling medium inlet joint B (11) of band temperature sensor, the other end of leading screw (7) is equipped with sealing axle head cover (22), the cooling medium outlet connection B (8) of band temperature sensor is installed on the axle head cover (22), the cooling medium outlet connection B (8) of band temperature sensor feeds in the cooling system (17) by cooling tube (23), in the link of motor cabinet (20) and servomotor (1), have sealing cooling cannelure (10), the cooling medium inlet joint A (18) of band temperature sensor and the cooling medium outlet connection A (2) of band temperature sensor are installed at the two ends up and down of sealing cooling cannelure (10), the cooling medium outlet connection A (2) of band temperature sensor feeds in the cooling system (17) by cooling tube (23), cooling system (17) is connected with cooler bin (15) by cooling tube (23), cooling motor (16) is connected with cooler bin (15), valve group (14) is connected with cooling motor (16), valve group (14) is connected with the cooling medium inlet joint A (18) of band temperature sensor and the cooling medium inlet joint B (11) of band temperature sensor respectively, the cooling medium inlet joint A (18) of band temperature sensor links to each other with temperature CL Compare Logic device (19) by data wire (24) with the cooling medium outlet connection A (2) of band temperature sensor, the cooling medium inlet joint B (11) of band temperature sensor links to each other with temperature CL Compare Logic device (12) by data wire (24) with the cooling medium outlet connection B (8) of band temperature sensor, temperature CL Compare Logic device (19) links to each other with control system (13) by data wire (24) with temperature CL Compare Logic device (12), and control system (13) links to each other with cooling motor (16).The utility model is work like this, in the machine tooling course of work, the cooling medium outlet connection A (2) of the cooling medium inlet joint A (18) of band temperature sensor and band temperature sensor is sent to temperature CL Compare Logic device (19) with detected temperature data, the cooling medium outlet connection B (8) of the cooling medium inlet joint B (11) of band temperature sensor and band temperature sensor is sent to temperature CL Compare Logic device (12) with detected temperature data, temperature CL Compare Logic device (19) and temperature CL Compare Logic device (12) are sent to control system (13) with the data that collect, control system (13) is according to predefined programme-control cooling motor (16), the flow size of cooling motor (16) control cooling medium, cooling medium is input to the cooling medium inlet joint A (18) of band temperature sensor and the cooling medium inlet joint B (11) of band temperature sensor respectively by cooling motor (16), cooling medium circulates in the cooling cannelure (10) of the cooling hole of leading screw (7) pipe (21) and motor cabinet (20), the heat of finishing servomotor (1) end bearing and leading screw (7) and bearing (4) generation in groups carries out heat exchange, reach the purpose that leading screw (7) and servomotor (1) end bearing cool, leading screw (7) and servomotor (1) end bearing are worked under constant temperature, and overheated cooling medium cools off by cooling system (17).The utility model can detect respectively servomotor (1) end bearing and leading screw (7) temperature of coordinate axis systems such as lathe X, Y, Z, control system is according to the flow size of input data by predefined programme-control cooling motor (16) and cooling medium, reach servomotor (1) end bearing and leading screw (7) temperature control requirement, ensure machine finish and processing stability, have simple in structure, easy to operate, reliable and stable advantage.
Four, description of drawings
Fig. 1 is the utility model structural representation
Among the figure: 1, servomotor 2, the cooling medium outlet connection A 3 of band temperature sensor, shaft coupling 4, bearing 5 in groups, seal ring set 6, cross bore 7, leading screw 8, the cooling medium outlet connection B 9 of band temperature sensor, bearing block 10, cooling cannelure 11, the cooling medium inlet joint B 12 of band temperature sensor, temperature CL Compare Logic device 13, control system 14, valve group 15, cooler bin 16, cooling motor 17, cooling system 18, the cooling medium inlet joint A 19 of band temperature sensor, temperature CL Compare Logic device 20, motor cabinet 21, cooling hole pipe 22, axle head cover 23, cooling tube 24, data wire.
Five, the specific embodiment
Embodiment 1: a kind of constant temperature leading screw, motor cabinet (20), bearing block (9) is installed on the base support, shaft coupling (3) is connected servomotor (1) line shaft with leading screw (7), leading screw (7) is by bearing (4) support in groups, bearing (4) is installed in the bearing block (9) in groups, leading screw (7) central shaft is to having cooling hole pipe (21) and radially having cross bore (6), locate to be equipped with seal ring set (5) in cross bore (6), sealing ring (5) is equipped with the cooling medium inlet joint B (11) of band temperature sensor, the other end of leading screw (7) is equipped with sealing axle head cover (22), the cooling medium outlet connection B (8) of band temperature sensor is installed on the axle head cover (22), the cooling medium outlet connection B (8) of band temperature sensor feeds in the cooling system (17) by cooling tube (23), in the link of motor cabinet (20) and servomotor (1), have sealing cooling cannelure (10), the cooling medium inlet joint A (18) of band temperature sensor and the cooling medium outlet connection A (2) of band temperature sensor are installed at the two ends up and down of sealing cooling cannelure (10), the cooling medium outlet connection A (2) of band temperature sensor feeds in the cooling system (17) by cooling tube (23), cooling system (17) is connected with cooler bin (15) by cooling tube (23), cooling motor (16) is connected with cooler bin (15), valve group (14) is connected with cooling motor (16), valve group (14) is connected with the cooling medium inlet joint A (18) of band temperature sensor and the cooling medium inlet joint B (11) of band temperature sensor respectively, the cooling medium inlet joint A (18) of band temperature sensor links to each other with temperature CL Compare Logic device (19) by data wire (24) with the cooling medium outlet connection A (2) of band temperature sensor, the cooling medium inlet joint B (11) of band temperature sensor links to each other with temperature CL Compare Logic device (12) by data wire (24) with the cooling medium outlet connection B (8) of band temperature sensor, temperature CL Compare Logic device (19) links to each other with control system (13) by data wire (24) with temperature CL Compare Logic device (12), and control system (13) links to each other with cooling motor (16).
Claims (1)
1. constant temperature leading screw, it is characterized in that motor cabinet (20), bearing block (9) is installed on the base support, shaft coupling (3) is connected servomotor (1) line shaft with leading screw (7), leading screw (7) is by bearing (4) support in groups, bearing (4) is installed in the bearing block (9) in groups, leading screw (7) central shaft is to having cooling hole pipe (21) and radially having cross bore (6), locate to be equipped with seal ring set (5) in cross bore (6), sealing ring (5) is equipped with the cooling medium inlet joint B (11) of band temperature sensor, the other end of leading screw (7) is equipped with sealing axle head cover (22), the cooling medium outlet connection B (8) of band temperature sensor is installed on the axle head cover (22), the cooling medium outlet connection B (8) of band temperature sensor feeds in the cooling system (17) by cooling tube (23), in the link of motor cabinet (20) and servomotor (1), have sealing cooling cannelure (10), the cooling medium inlet joint A (18) of band temperature sensor and the cooling medium outlet connection A (2) of band temperature sensor are installed at the two ends up and down of sealing cooling cannelure (10), the cooling medium outlet connection A (2) of band temperature sensor feeds in the cooling system (17) by cooling tube (23), cooling system (17) is connected with cooler bin (15) by cooling tube (23), cooling motor (16) is connected with cooler bin (15), valve group (14) is connected with cooling motor (16), valve group (14) is connected with the cooling medium inlet joint A (18) of band temperature sensor and the cooling medium inlet joint B (11) of band temperature sensor respectively, the cooling medium inlet joint A (18) of band temperature sensor links to each other with temperature CL Compare Logic device (19) by data wire (24) with the cooling medium outlet connection A (2) of band temperature sensor, the cooling medium inlet joint B (11) of band temperature sensor links to each other with temperature CL Compare Logic device (12) by data wire (24) with the cooling medium outlet connection B (8) of band temperature sensor, temperature CL Compare Logic device (19) links to each other with control system (13) by data wire (24) with temperature CL Compare Logic device (12), and control system (13) links to each other with cooling motor (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205877303U CN201807935U (en) | 2010-10-21 | 2010-10-21 | Constant-temperature lead screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205877303U CN201807935U (en) | 2010-10-21 | 2010-10-21 | Constant-temperature lead screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201807935U true CN201807935U (en) | 2011-04-27 |
Family
ID=43890883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205877303U Expired - Fee Related CN201807935U (en) | 2010-10-21 | 2010-10-21 | Constant-temperature lead screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201807935U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102398188A (en) * | 2011-06-01 | 2012-04-04 | 兰州理工大学 | Hollow ball-screw gas-liquid binary cooling system |
| CN107962189A (en) * | 2017-11-30 | 2018-04-27 | 广州义同机械实业有限公司 | A kind of gantry Machining Center of anti-leading screw thermal stretching |
| CN109623461A (en) * | 2019-02-01 | 2019-04-16 | 重庆大学 | A kind of heat dissipating method, device and the Ball-screw Drive Systems that the device is set |
| CN110064958A (en) * | 2019-04-18 | 2019-07-30 | 福建省正丰数控科技有限公司 | A kind of screw rod and its cooling system |
| CN110227966A (en) * | 2019-07-12 | 2019-09-13 | 段广游 | A kind of high-speed machine tool drive lead screw temperature compensation means |
| CN110757244A (en) * | 2019-10-11 | 2020-02-07 | 珠海格力智能装备有限公司 | Spindle temperature cooling control method and device, storage medium and control equipment |
-
2010
- 2010-10-21 CN CN2010205877303U patent/CN201807935U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102398188A (en) * | 2011-06-01 | 2012-04-04 | 兰州理工大学 | Hollow ball-screw gas-liquid binary cooling system |
| CN107962189A (en) * | 2017-11-30 | 2018-04-27 | 广州义同机械实业有限公司 | A kind of gantry Machining Center of anti-leading screw thermal stretching |
| CN109623461A (en) * | 2019-02-01 | 2019-04-16 | 重庆大学 | A kind of heat dissipating method, device and the Ball-screw Drive Systems that the device is set |
| CN109623461B (en) * | 2019-02-01 | 2021-10-22 | 重庆大学 | Heat dissipation method and device and ball screw feeding system with device |
| CN110064958A (en) * | 2019-04-18 | 2019-07-30 | 福建省正丰数控科技有限公司 | A kind of screw rod and its cooling system |
| CN110227966A (en) * | 2019-07-12 | 2019-09-13 | 段广游 | A kind of high-speed machine tool drive lead screw temperature compensation means |
| CN110757244A (en) * | 2019-10-11 | 2020-02-07 | 珠海格力智能装备有限公司 | Spindle temperature cooling control method and device, storage medium and control equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110427 Termination date: 20161021 |