CN106812816B - Roller ring clamping device of three-roller mill with driving disc - Google Patents
Roller ring clamping device of three-roller mill with driving disc Download PDFInfo
- Publication number
- CN106812816B CN106812816B CN201710206811.0A CN201710206811A CN106812816B CN 106812816 B CN106812816 B CN 106812816B CN 201710206811 A CN201710206811 A CN 201710206811A CN 106812816 B CN106812816 B CN 106812816B
- Authority
- CN
- China
- Prior art keywords
- disc
- clamping
- driving disc
- clamping disc
- pull rod
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- 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.)
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- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
- F16D1/076—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end by clamping together two faces perpendicular to the axis of rotation, e.g. with bolted flanges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B35/00—Drives for metal-rolling mills, e.g. hydraulic drives
- B21B35/14—Couplings, driving spindles, or spindle carriers specially adapted for, or specially arranged in, metal-rolling mills
- B21B35/141—Rigid spindle couplings, e.g. coupling boxes placed on roll necks
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Abstract
The invention discloses a roll collar clamping device of a three-roller mill with a driving disc, which comprises a pull rod, a first clamping disc, a second clamping disc, a roll collar and a driving disc, wherein the pull rod is arranged on the first clamping disc; the center of the roll collar is provided with a through hole, and the driving disc is arranged in the roll collar through hole and is in sliding connection with the roll collar; the first clamping disc is axially fixed, one end of the first clamping disc is in transmission connection with the transmission shaft, the other end of the first clamping disc is in transmission connection with the driving disc, and the second clamping disc is in transmission connection with the driving disc; the centers of the first clamping disc and the driving disc are provided with through holes, the pull rod is arranged in the through holes in the centers of the first clamping disc and the driving disc in a penetrating way, and one end of the pull rod is fixedly connected with the second clamping disc; when the other end of the pull rod is tensioned, the first clamping disc and the second clamping disc clamp the roll collar; the invention realizes that the clamping discs on two sides of the roll collar can transmit torque through adding the driving disc, and has no influence on other parts of the equipment.
Description
Technical Field
The invention relates to a roll collar clamping device with a driving disc.
Background
The three-high rolling mill has the characteristics of small expansion, high deformation efficiency, low energy consumption, uniform section deformation and the like, and the rolled product has high precision, good quality and wider application.
In a triple-roll mill, the collars are clamped by two clamping discs positioned on the left side and the right side of the triple-roll mill and transmit torque, and when the input torque of the left clamping disc rotates, the contact surface of the collars and the left clamping disc transmits torque. Because the right clamping disc and the roll collar do not have relative rotation trend, the contact surface of the roll collar and the right clamping disc does not participate in transmitting torque, and only plays a role in clamping the roll collar.
Disclosure of Invention
In view of the foregoing, the present invention provides a collar clamping device with a drive plate that enables both side clamping plates to transmit torque.
In order to achieve the above purpose, the invention provides a roll collar clamping device with a driving disc, which comprises a pull rod, a first clamping disc, a second clamping disc, a roll collar and a driving disc;
the center of the roll collar is provided with a through hole, and the driving disc is arranged in the roll collar through hole and is in sliding connection with the roll collar; one end face of the first clamping disc is in transmission connection with a transmission shaft, the other end face of the first clamping disc is in transmission connection with one end face of the driving disc, and the other end face of the driving disc is in transmission connection with one end face of the second clamping disc; the center of the first clamping disc and the center of the driving disc are provided with through holes, the diameters of the through holes in the centers of the first clamping disc and the driving disc are larger than those of the pull rod, the pull rod is arranged in the through holes in the centers of the first clamping disc and the driving disc in a penetrating mode, one end of the pull rod is fixedly connected with the center of the second clamping disc, and the first clamping disc is axially fixed;
when the other end of the pull rod is tensioned, the first clamping disc and the second clamping disc clamp the roll collar.
Preferably, the ball spring lock comprises a plurality of ball spring lock pins, wherein the outer ring of the ball spring lock pin is provided with a blind hole at the center of a thread, the outlet end of the blind hole of the ball spring lock pin is provided with a steel ball, and a spring is arranged between the steel ball and the bottom of the blind hole; the middle part of the through hole in the center of the roll collar is provided with a groove matched with the steel ball, the edge of the driving disc is provided with a threaded hole matched with the outer ring thread of the ball spring lock pin, and the roll collar is in sliding connection with the driving disc through the ball spring lock pin.
Preferably, a first boss is arranged on the end surface of the first clamping disc, which is in transmission connection with the driving disc, a first groove is arranged on the first boss, a second boss is arranged on the end surface of the second clamping disc, which is in transmission connection with the driving disc, a second groove is arranged on the second boss, and the first groove is perpendicular to the second groove; the diameter of the first boss and the diameter of the second boss are equal to the diameter of the roller ring through hole, bosses are respectively arranged on two end faces of the driving disc, and key protrusions matched with the first groove and the second groove are respectively arranged on the bosses.
Preferably, the device further comprises a thread sleeve, wherein an external thread is arranged on the outer wall of the thread sleeve, an internal thread is arranged on the inner wall of the external thread, and a round hole and a threaded hole matched with the external thread of the thread sleeve are sequentially formed in the center of the end face, in transmission connection with the driving disc, of the second clamping disc along the axial direction; the diameter of the round hole is larger than that of the pull rod, the pull rod is provided with a threaded section matched with the internal threads of the threaded sleeve, and the pull rod is in threaded connection with the second clamping disc through the threaded sleeve.
According to the invention, the driving disc is added to realize that the first clamping disc transmits torque to the second clamping disc, so that the clamping discs at two sides of the roll collar can transmit torque, and the device has no influence on other parts of the device, so that the performance of the device is improved.
Drawings
FIG. 1 is a schematic cross-sectional view of a collar clamping device with a drive disk of the present invention.
Detailed Description
The invention is further described below with reference to the drawings.
Example 1
As shown in fig. 1, the roller ring clamping device with a driving disc of the embodiment comprises a pull rod 1, a first clamping disc 2, a second clamping disc 6, a roller ring 4 and a driving disc 3;
the center of the roll collar 4 is provided with a through hole, and the driving disc 3 is arranged in the through hole of the roll collar 4 and is in sliding connection with the roll collar 4; one end face of the first clamping disc 2 is in transmission connection with a transmission shaft, the other end face of the first clamping disc 2 is in transmission connection with one end face of the driving disc 3, and one end face of the second clamping disc 6 is in transmission connection with the other end face of the driving disc 3; the center of the first clamping disc 2 and the center of the driving disc 3 are provided with through holes, the diameters of the through holes in the centers of the first clamping disc 2 and the driving disc 3 are larger than the diameter of the pull rod 1, the pull rod 1 is arranged in the through holes in the centers of the first clamping disc 2 and the driving disc 3 in a penetrating way, one end of the pull rod 1 is fixedly connected with the center of the second clamping disc 6, and the first clamping disc 2 is axially fixed along the pull rod 1;
when the other end of the pull rod 1 is pulled tightly, the first clamping disc 2 and the second clamping disc 6 clamp the roll collar 4;
according to the embodiment, the first clamping disc 2 and the second clamping disc 6 are clamped by the pull rod 1, meanwhile, the driving disc 3 is respectively in transmission connection with the first clamping disc 2 and the second clamping disc 6, so that the first clamping disc 2 and the second clamping disc 6 synchronously rotate, the torque of the first clamping disc 2 is transmitted to the second clamping disc 6, and the clamping discs at two sides of the roll collar 4 have relative rotation trend, so that the two sides of the roll collar 4 can transmit the torque.
Example 2
Based on the above embodiment, the embodiment further includes a plurality of ball spring lock pins 5, wherein the outer ring of the ball spring lock pins 5 is provided with a blind hole at the center of the thread, the outlet end of the blind hole of the ball spring lock pins 5 is provided with a steel ball, and a spring is arranged between the steel ball and the bottom of the blind hole; the middle part of the through hole in the center of the roll collar 4 is provided with a groove matched with the steel balls, the edge of the driving disc 3 is provided with a threaded hole matched with the outer ring threads of the ball spring lock pins 5, and the roll collar 4 is in sliding connection with the driving disc 3 through the ball spring lock pins 5.
In this embodiment, the ball spring lock pin 5 is adopted to slidingly connect the driving disc 3 with the roll collar 4, and the driving disc 3 and the roll collar 4 are connected into a whole through the cooperation of the ball spring lock pin 5 and the groove.
Example 3
Based on the above embodiment, in this embodiment, a first boss is disposed on an end surface of the first clamping disc 2 in transmission connection with the driving disc 3, a first groove is disposed on the first boss, a second boss is disposed on an end surface of the second clamping disc 6 in transmission connection with the driving disc 3, a second groove is disposed on the second boss, and the first groove is disposed perpendicular to the second groove; the diameters of the first boss and the second boss are equal to the diameter of the through hole of the roll collar 4, bosses are respectively arranged on two end faces of the driving disc 3, and key protrusions matched with the first groove and the second groove are respectively arranged on the bosses.
In this embodiment, the first clamping disc 2 and the second clamping disc 6 are in transmission connection with the driving disc 3 by adopting a mode of matching the grooves and the key protrusions, so that the first clamping disc 2 transmits torque to the second clamping disc 6, and both clamping discs on two sides of the roll collar 4 can transmit torque.
Example 4
Based on the above embodiment, the present embodiment further includes a threaded sleeve 7, an external thread is provided on an outer wall of the threaded sleeve 7, an internal thread is provided on an inner wall of the external thread, and a circular hole and a threaded hole matched with the external thread of the threaded sleeve 7 are sequentially provided in the axial direction at the center of the end surface of the second clamping disk 6 in transmission connection with the driving disk 3; the diameter of the round hole is larger than that of the pull rod 1, the pull rod 1 is provided with a threaded section matched with the internal threads of the threaded sleeve 7, and the pull rod 1 and the second clamping disc 6 are in threaded connection through the threaded sleeve 7;
in this embodiment, the pull rod 1 is in threaded connection with the second clamping disc 6 through the threaded sleeve 7, and the pull rod 1 and the second clamping disc 6 can be separated through threads, and the pull rod 1 is arranged in the central through holes of the first clamping disc 2 and the driving disc 3 in a penetrating manner to tighten the other end of the pull rod 1, so that the roller ring 4 is clamped, thereby being convenient and fast.
The present invention is not limited to the above embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the scope of the present invention are intended to be included in the scope of the present invention. Therefore, the protection scope of the present invention should be defined by the claims.
Claims (3)
1. A roll collar clamping device of a three-roller mill with a driving disc is characterized in that: comprises a pull rod, a first clamping disc, a second clamping disc, a roll collar and a driving disc;
the center of the roll collar is provided with a through hole, and the driving disc is arranged in the roll collar through hole and is in sliding connection with the roll collar; one end face of the first clamping disc is in transmission connection with a transmission shaft, the other end face of the first clamping disc is in transmission connection with one end face of the driving disc, and the other end face of the driving disc is in transmission connection with one end face of the second clamping disc; the center of the first clamping disc and the center of the driving disc are provided with through holes, the diameters of the through holes in the centers of the first clamping disc and the driving disc are larger than those of the pull rod, the pull rod is arranged in the through holes in the centers of the first clamping disc and the driving disc in a penetrating mode, one end of the pull rod is fixedly connected with the center of the second clamping disc, and the first clamping disc is axially fixed;
when the other end of the pull rod is tensioned, the first clamping disc and the second clamping disc clamp the roll collar; the ball spring lock pin comprises a ball spring lock pin body, and is characterized by further comprising a plurality of ball spring lock pins, wherein the outer ring of the ball spring lock pin is provided with a threaded center provided with a blind hole, the outlet end of the blind hole of the ball spring lock pin is provided with a steel ball, and a spring is arranged between the steel ball and the bottom of the blind hole; the middle part of the through hole in the center of the roll collar is provided with a groove matched with the steel ball, the edge of the driving disc is provided with a threaded hole matched with the outer ring thread of the ball spring lock pin, and the roll collar is in sliding connection with the driving disc through the ball spring lock pin.
2. The roll collar clamping device of a triple-roll mill with a drive plate as claimed in claim 1, wherein: a first boss is arranged on the end face of the first clamping disc, which is in transmission connection with the driving disc, a first groove is arranged on the first boss, a second boss is arranged on the end face of the second clamping disc, which is in transmission connection with the driving disc, a second groove is arranged on the second boss, and the first groove is perpendicular to the second groove; the diameter of the first boss and the diameter of the second boss are equal to the diameter of the roller ring through hole, bosses are respectively arranged on two end faces of the driving disc, and key protrusions matched with the first groove and the second groove are respectively arranged on the bosses.
3. The roll collar clamping device of a triple-roll mill with a drive plate as claimed in claim 1, wherein: the second clamping disc is in transmission connection with the driving disc, and a round hole and a threaded hole matched with the external threads of the threaded sleeve are sequentially formed in the center of the end face of the second clamping disc, which is in transmission connection with the driving disc, along the axial direction; the diameter of the round hole is larger than that of the pull rod, the pull rod is provided with a threaded section matched with the internal threads of the threaded sleeve, and the pull rod is in threaded connection with the second clamping disc through the threaded sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710206811.0A CN106812816B (en) | 2017-03-31 | 2017-03-31 | Roller ring clamping device of three-roller mill with driving disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710206811.0A CN106812816B (en) | 2017-03-31 | 2017-03-31 | Roller ring clamping device of three-roller mill with driving disc |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106812816A CN106812816A (en) | 2017-06-09 |
| CN106812816B true CN106812816B (en) | 2023-08-29 |
Family
ID=59116479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710206811.0A Active CN106812816B (en) | 2017-03-31 | 2017-03-31 | Roller ring clamping device of three-roller mill with driving disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106812816B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3578363A (en) * | 1969-04-28 | 1971-05-11 | Sier Bath Gear Co Inc | Locking key for coupling |
| US5175963A (en) * | 1988-07-15 | 1993-01-05 | Robert Bosch Gmbh | Clamping device for axially clamping of a tool, especially a disc |
| US6526795B1 (en) * | 2000-05-09 | 2003-03-04 | Mario Fabris | Expanding spline drive for high torque |
| CN101052562A (en) * | 2004-10-26 | 2007-10-10 | 马林维斯特工程股份有限公司 | Coupling for propulsion system |
| CN103228940A (en) * | 2010-03-31 | 2013-07-31 | 因维尼恩有限公司 | Coupling |
| CN103470941A (en) * | 2013-09-02 | 2013-12-25 | 新疆八一钢铁股份有限公司 | High-speed drive shaft oil-return device |
| CN206626110U (en) * | 2017-03-31 | 2017-11-10 | 中冶华天南京工程技术有限公司 | Collars clamping device with drive disk |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005042839A1 (en) * | 2005-09-09 | 2007-03-15 | Mtu Friedrichshafen Gmbh | propeller shaft |
-
2017
- 2017-03-31 CN CN201710206811.0A patent/CN106812816B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3578363A (en) * | 1969-04-28 | 1971-05-11 | Sier Bath Gear Co Inc | Locking key for coupling |
| US5175963A (en) * | 1988-07-15 | 1993-01-05 | Robert Bosch Gmbh | Clamping device for axially clamping of a tool, especially a disc |
| US6526795B1 (en) * | 2000-05-09 | 2003-03-04 | Mario Fabris | Expanding spline drive for high torque |
| CN101052562A (en) * | 2004-10-26 | 2007-10-10 | 马林维斯特工程股份有限公司 | Coupling for propulsion system |
| CN103228940A (en) * | 2010-03-31 | 2013-07-31 | 因维尼恩有限公司 | Coupling |
| CN103470941A (en) * | 2013-09-02 | 2013-12-25 | 新疆八一钢铁股份有限公司 | High-speed drive shaft oil-return device |
| CN206626110U (en) * | 2017-03-31 | 2017-11-10 | 中冶华天南京工程技术有限公司 | Collars clamping device with drive disk |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106812816A (en) | 2017-06-09 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20230731 Address after: 210019 the Fuchun River East Street, Jianye District, Nanjing, Jiangsu 18 Applicant after: HUATIAN NANJING ENGINEERING & TECHNOLOGY CORPORATION, MCC Applicant after: HUATIAN ENGINEERING & TECHNOLOGY CORPORATION, MCC Address before: 210019 18 East Street, Fuchunjiang, Jianye District, Nanjing City, Jiangsu Province Applicant before: HUATIAN NANJING ENGINEERING & TECHNOLOGY CORPORATION, MCC |
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