CN103008349A - Core rod clamping and feeding mechanism - Google Patents
Core rod clamping and feeding mechanism Download PDFInfo
- Publication number
- CN103008349A CN103008349A CN2012105825321A CN201210582532A CN103008349A CN 103008349 A CN103008349 A CN 103008349A CN 2012105825321 A CN2012105825321 A CN 2012105825321A CN 201210582532 A CN201210582532 A CN 201210582532A CN 103008349 A CN103008349 A CN 103008349A
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- pinch
- drive sprocket
- pinches
- under
- clamping
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Abstract
The invention discloses a core rod clamping and feeding mechanism, which solves the problem that a core rod is easily deformed in the traditional clamping and feeding equipment. The core rod clamping and feeding mechanism comprises an upper clamping and feeding mechanism and a lower clamping and feeding mechanism which have same structure, wherein the upper clamping and feeding mechanism is respectively provided with an upper clamping and feeding master-slave chain wheel bearing seat and an upper clamping and feeding master-slave chain wheel axle on the side surface of the left end of an upper swinging rod (3); an upper clamping and feeding chain (7) and a V-shaped clamping and feeding seat (8) are arranged between an upper clamping and feeding master chain wheel (6) and an upper clamping and feeding slave chain wheel (28); an upper swinging seat (10) is arranged at the lower part at the right end of the upper swinging rod (3); a lower swinging seat (15) is arranged at the upper part of the right end of a lower swinging rod (16); an output shaft head lug ring (12) of a swinging oil cylinder (13) is hinged with an upper swinging shaft (11); an oil cylinder tail lug ring (14) of the swinging oil cylinder (13) is hinged with a lower swinging shaft; and a positioning lug ring (24) on an output shaft of a positioning oil cylinder (25) is hinged with a lower swinging rod positioning hinged shaft. The core rod clamping and feeding mechanism disclosed by the invention has the advantages that the clamping and feeding force is reasonably distributed and the core rod is uneasy to deform when being clamped and fed.
Description
Technical field
The present invention relates to a kind of seamless steel pipe production, particularly the plug pinch mechanism in a kind of roll seamless steel tube process.
Background technology
At present, in roll seamless steel tube was produced, the pinch mechanism of plug was to adopt a drive roll arranging up and down and a driven roll to carry out plug to pinch mostly, pinch roll with pinched plug for contacting, clamp force distribution is unreasonable, makes easily plug produce distortion.In addition, in order to guarantee the speed that pinches of plug, the general rotating speed of drive roll is larger, can cause the mandrel lubrication layer destroyed, thereby makes the plug serious wear.
Summary of the invention
The invention provides a kind of plug pinch mechanism, solved the existing plug generation distortion that makes easily that pinches the equipment existence and reached because lubricating layer destruction is caused the technical problem of plug serious wear.
The present invention is by the above problem of following solution:
A kind of plug pinch mechanism, comprise fixed frame, be provided with fixed axis at fixed frame, middle and lower part and the fixed axis of upper pendulum bar are hinged, middle and upper part and the fixed axis of draft link are hinged, be provided with positional cylinder at fixed frame, be respectively arranged with in the left end side of upper pendulum bar and pinch the drive sprocket bearing block and to pinch the driven sprocket bearing block, in pinching the drive sprocket bearing block, be provided with and pinch drive sprocket axle, in pinching the driven sprocket bearing block, be provided with and pinch the driven chain wheel shaft, be provided with motor at the right-hand member of upper pendulum bar, the output shaft of upper motor with on pinch drive sprocket axle right-hand member be connected, be fixedly installed at the left end that pinches drive sprocket axle and pinch drive sprocket, be fixedly installed at the left end that pinches the driven chain wheel shaft and pinch driven sprocket, pinch chain pinching drive sprocket and pinch to be provided with between the driven sprocket, be provided with V-arrangement at the end face that pinches chain and pinch seat; Under the left end side of draft link is respectively arranged with, pinch the drive sprocket bearing block and under pinch the driven sprocket bearing block, under pinch and pinch drive sprocket axle under being provided with in the drive sprocket bearing block, under pinch and pinch the driven chain wheel shaft under being provided with in the driven sprocket bearing block, right-hand member at draft link is provided with lower motor, the output shaft of lower motor is connected with the lower right-hand member that pinches drive sprocket axle, under being fixedly installed, the left end that pinches down drive sprocket axle pinches drive sprocket, under being fixedly installed, the left end that pinches down the driven chain wheel shaft pinches driven sprocket, under pinch drive sprocket and under pinch and pinch chain under being provided with between the driven sprocket, be provided with lower V-arrangement at the end face that pinches down chain and pinch seat; Right-hand member bottom at upper pendulum bar is provided with swing seat, be provided with swinging axle in upper swing seat, right-hand member top at draft link is provided with the lower swing seat, be provided with bottom moving axis at the lower swing seat, output shaft head earrings and the upper swinging axle of oscillating oil cylinder are hinged, and oil cylinder afterbody earrings and the bottom moving axis of oscillating oil cylinder are hinged; Bottom righthand side at draft link is provided with draft link location free bearing, is provided with draft link location hinge at draft link location free bearing, and the location earrings on the output shaft of positional cylinder and draft link location hinge are hinged.
The upper V-arrangement that arranges at the end face that pinches chain pinches lower V-arrangement that seat and the end face that time pinches chain arrange and pinches that activity has pinched plug between the seat.
The present invention can provide the enough large power that pinches, and pinches in the process plug and pinch chain without relative motion, and the lubricating layer of plug can be not destroyed, thereby reduced the wearing and tearing of plug.Pinching simultaneously chain is that line contacts with plug, and it is more reasonable that the power that pinches is distributed, and makes plug not yielding.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of left apparent direction of the present invention.
The specific embodiment
A kind of plug pinch mechanism, comprise fixed frame 1, be provided with fixed axis 2 at fixed frame 1, the middle and lower part of upper pendulum bar 3 and fixed axis 2 are hinged, the middle and upper part of draft link 16 and fixed axis 2 are hinged, be provided with positional cylinder 25 at fixed frame 1, be respectively arranged with in the left end side of upper pendulum bar 3 and pinch drive sprocket bearing block 4 and to pinch the driven sprocket bearing block, in pinching drive sprocket bearing block 4, be provided with and pinch drive sprocket axle 5, in pinching the driven sprocket bearing block, be provided with and pinch driven chain wheel shaft 27, be provided with motor 9 at the right-hand member of upper pendulum bar 3, the output shaft of upper motor 9 with on pinch drive sprocket axle 5 right-hand member be connected, be fixedly installed at the left end that pinches drive sprocket axle 5 and pinch drive sprocket 6, be fixedly installed at the left end that pinches driven chain wheel shaft 27 and pinch driven sprocket 28, pinch chain 7 pinching drive sprocket 6 and pinch to be provided with between the driven sprocket 28, be provided with V-arrangement at the end face that pinches chain 7 and pinch seat 8; Under the left end side of draft link 16 is respectively arranged with, pinch drive sprocket bearing block 19 and under pinch the driven sprocket bearing block, under pinch and pinch drive sprocket axle 18 under being provided with in the drive sprocket bearing block 19, under pinch and pinch driven chain wheel shaft 29 under being provided with in the driven sprocket bearing block, right-hand member at draft link 16 is provided with lower motor 17, the output shaft of lower motor 17 is connected with the lower right-hand member that pinches drive sprocket axle 18, under being fixedly installed, the left end that pinches down drive sprocket axle 18 pinches drive sprocket 20, under being fixedly installed, the left end that pinches down driven chain wheel shaft 29 pinches driven sprocket 30, under pinch drive sprocket 20 and under pinch and pinch chain 21 under being provided with between the driven sprocket 30, be provided with lower V-arrangement at the end face that pinches down chain 21 and pinch seat 22; Right-hand member bottom at upper pendulum bar 3 is provided with swing seat 10, be provided with swinging axle 11 in upper swing seat 10, right-hand member top at draft link 16 is provided with lower swing seat 15, be provided with bottom moving axis at lower swing seat 15, output shaft head earrings 12 and the upper swinging axle 11 of oscillating oil cylinder 13 are hinged, and the oil cylinder afterbody earrings 14 of oscillating oil cylinder 13 is hinged with bottom moving axis; Bottom righthand side at draft link 16 is provided with draft link location free bearing 23, is provided with draft link location hinge at draft link location free bearing 23, and the location earrings 24 on the output shaft of positional cylinder 25 is hinged with draft link location hinge.
The upper V-arrangement that the end face that pinches chain 7 arranges pinch lower V-arrangement that seat 8 and the lower end face that pinches chain 21 arrange pinch 22 between activity pinched plug 26.
Plug is when pinching, the piston rod of oscillating oil cylinder 13 and positional cylinder 25 stretches out simultaneously, upper pendulum bar 3 and draft link 16 swing, make the upper and lower chain that pinches clamp plug 26, then, upper motor 9 and lower motor 17 start simultaneously, the upper and lower chain that pinches rotates with identical speed, until after plug went out to pinch station fully, the piston rod of oscillating oil cylinder 13 and positional cylinder 25 shrank simultaneously, plug pinches work to prepare to begin next time.
Claims (2)
1. plug pinch mechanism, comprise fixed frame (1), be provided with fixed axis (2) at fixed frame (1), the middle and lower part of upper pendulum bar (3) and fixed axis (2) are hinged, the middle and upper part of draft link (16) and fixed axis (2) are hinged, be provided with positional cylinder (25) at fixed frame (1), it is characterized in that, be respectively arranged with in the left end side of upper pendulum bar (3) and pinch drive sprocket bearing block (4) and to pinch the driven sprocket bearing block, in pinching drive sprocket bearing block (4), be provided with and pinch drive sprocket axle (5), in pinching the driven sprocket bearing block, be provided with and pinch driven chain wheel shaft (27), right-hand member at upper pendulum bar (3) is provided with upper motor (9), the output shaft of upper motor (9) with on pinch drive sprocket axle (5) right-hand member be connected, be fixedly installed at the left end that pinches drive sprocket axle (5) and pinch drive sprocket (6), be fixedly installed at the left end that pinches driven chain wheel shaft (27) and pinch driven sprocket (28), pinch chain (7) pinching drive sprocket (6) and pinch to be provided with between the driven sprocket (28), be provided with upper V-arrangement at the end face that pinches chain (7) and pinch seat (8); Under the left end side of draft link (16) is respectively arranged with, pinch drive sprocket bearing block (19) and under pinch the driven sprocket bearing block, under pinch and pinch drive sprocket axle (18) under being provided with in the drive sprocket bearing block (19), under pinch and pinch driven chain wheel shaft (29) under being provided with in the driven sprocket bearing block, right-hand member at draft link (16) is provided with lower motor (17), the output shaft of lower motor (17) is connected with the lower right-hand member that pinches drive sprocket axle (18), under being fixedly installed, the left end that pinches down drive sprocket axle (18) pinches drive sprocket (20), under being fixedly installed, the left end that pinches down driven chain wheel shaft (29) pinches driven sprocket (30), under pinch drive sprocket (20) and under pinch and pinch chain (21) under being provided with between the driven sprocket (30), be provided with lower V-arrangement at the end face that pinches down chain (21) and pinch seat (22); Be provided with upper swing seat (10) in the right-hand member bottom of upper pendulum bar (3), be provided with upper swinging axle (11) in upper swing seat (10), be provided with lower swing seat (15) on the right-hand member top of draft link (16), be provided with bottom moving axis at lower swing seat (15), the output shaft head earrings (12) of oscillating oil cylinder (13) is hinged with upper swinging axle (11), and the oil cylinder afterbody earrings (14) of oscillating oil cylinder (13) is hinged with bottom moving axis; Bottom righthand side at draft link (16) is provided with draft link location free bearing (23), is provided with draft link location hinge at draft link location free bearing (23), and the location earrings (24) on the output shaft of positional cylinder (25) is hinged with draft link location hinge.
2. a kind of plug pinch mechanism according to claim 1, it is characterized in that, pinch lower V-arrangement that seat (8) and the lower end face that pinches chain (21) arrange at the upper V-arrangement that the end face that pinches chain (7) arranges and pinch that activity has pinched plug (26) between (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105825321A CN103008349A (en) | 2012-12-28 | 2012-12-28 | Core rod clamping and feeding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105825321A CN103008349A (en) | 2012-12-28 | 2012-12-28 | Core rod clamping and feeding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103008349A true CN103008349A (en) | 2013-04-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105825321A Pending CN103008349A (en) | 2012-12-28 | 2012-12-28 | Core rod clamping and feeding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103008349A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772192A (en) * | 2015-03-30 | 2015-07-15 | 中信重工机械股份有限公司 | Automatic rod adding machine of rod mill |
| CN107159713A (en) * | 2017-05-27 | 2017-09-15 | 成都诚悟钢管技术有限公司 | Hot rolled seamless steel tube skew rolling mill Foreground and Background plug supports rolling mill practice, equipment and technology entirely |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2241166B2 (en) * | 1972-08-22 | 1975-06-26 | Hans 4801 Grossdornberg Lindemann | Device for moving rod-shaped goods in the direction of its longitudinal axis |
| SU1671440A1 (en) * | 1988-11-09 | 1991-08-23 | Тульский Политехнический Институт | Apparatus for automatic change of tool blocks |
| WO2005047113A1 (en) * | 2003-11-12 | 2005-05-26 | Shikoku Kakoki Co., Ltd. | Chainless container-transporting device |
| CN101041191A (en) * | 2006-12-31 | 2007-09-26 | 李健 | Special milling machine of the pin roll milling |
| CN201644514U (en) * | 2010-03-23 | 2010-11-24 | 天津市博技机电高科技有限公司 | Oscillating pinch device |
| CN203124417U (en) * | 2012-12-28 | 2013-08-14 | 太原通泽重工有限公司 | Core rod clamping and conveying mechanism |
-
2012
- 2012-12-28 CN CN2012105825321A patent/CN103008349A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2241166B2 (en) * | 1972-08-22 | 1975-06-26 | Hans 4801 Grossdornberg Lindemann | Device for moving rod-shaped goods in the direction of its longitudinal axis |
| SU1671440A1 (en) * | 1988-11-09 | 1991-08-23 | Тульский Политехнический Институт | Apparatus for automatic change of tool blocks |
| WO2005047113A1 (en) * | 2003-11-12 | 2005-05-26 | Shikoku Kakoki Co., Ltd. | Chainless container-transporting device |
| CN101041191A (en) * | 2006-12-31 | 2007-09-26 | 李健 | Special milling machine of the pin roll milling |
| CN201644514U (en) * | 2010-03-23 | 2010-11-24 | 天津市博技机电高科技有限公司 | Oscillating pinch device |
| CN203124417U (en) * | 2012-12-28 | 2013-08-14 | 太原通泽重工有限公司 | Core rod clamping and conveying mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772192A (en) * | 2015-03-30 | 2015-07-15 | 中信重工机械股份有限公司 | Automatic rod adding machine of rod mill |
| CN107159713A (en) * | 2017-05-27 | 2017-09-15 | 成都诚悟钢管技术有限公司 | Hot rolled seamless steel tube skew rolling mill Foreground and Background plug supports rolling mill practice, equipment and technology entirely |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130403 |