CN105170656A - Slight-holding-type in-puncher roller for puncher - Google Patents
Slight-holding-type in-puncher roller for puncher Download PDFInfo
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- CN105170656A CN105170656A CN201510586308.3A CN201510586308A CN105170656A CN 105170656 A CN105170656 A CN 105170656A CN 201510586308 A CN201510586308 A CN 201510586308A CN 105170656 A CN105170656 A CN 105170656A
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- core roller
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Abstract
The invention relates to a slight-holding-type in-puncher roller for a puncher. According to the slight-holding-type in-puncher roller, the swing phenomenon of the tail end of a tubular billet during hole punching can be effectively controlled so that the yield can be increased, and the production cost can be reduced. The slight-holding-type in-puncher roller comprises a machine frame, a first core holding roller, a second core holding roller, a third core holding roller, a core holding roller opening-closing linking mechanism and a driving mechanism, wherein the first core holding roller, the second core holding roller and the third core holding roller are arranged on a same-radius arc at equal intervals. The core holding roller opening-closing linking mechanism comprises a first lever, a second lever, a third lever, a left connecting rod and a right connecting rod. The driving mechanism comprises a locking oil cylinder and a slight-holding oil cylinder. One end of the first lever is connected with the first core holding roller, and the other end of the first lever is rotationally connected to a lever of the locking oil cylinder and a lever of the slight-holding oil cylinder through pin shafts respectively. One end of the second lever is connected with the second core holding roller, and the other end of the second lever is connected to the first lever through the left connecting rodh. One end of the third lever is connected with the third core holding roller, and the other end of the third lever is connected to the first lever through the right connecting rod.
Description
Technical field
The present invention relates to a kind of seamless steel tube production device, particularly relate to roller in a kind of micro-armful of type punch machine.
Background technology
In punch machine, roller is one of most important equipment in hot rolled seamless steel tube production process, and in rolling process, in machine, the effect of roller is the capillary outer diameter ensureing that push rod position passes at rolling center control punch simultaneously machine.At present, in the machine be widely used, roller adopts a locking cylinder, embraces core roller and first hold push rod tightly during its work, and after punch passes hollow billet, embrace core roller open, during perforation, roller holds push rod tightly again next time.
Find in long-term production process, the hollow billet that punch passes is through increasing close to whipping during tail end one meter, cause hollow billet rear end Pian Bi, also cannot eliminate this defect, particularly during rolling heavy caliber ultra-thin tube through lower one technique, this whipping phenomenon is more obvious, the inclined wall of hollow billet tail end rolled out is serious, and often need excision one meter how long tube head, steel pipe just meets technological requirement, thus causing lumber recovery low, production cost rises.
Because above-mentioned defect, the design people, actively in addition research and innovation, to found a kind of new structure punch machine in roller, make it have more value in industry.
Summary of the invention
For solving the problems of the technologies described above, the object of this invention is to provide one can effectively control punch time hollow billet tail end whipping phenomenon thus increase lumber recovery, roller in the micro-armful of type punch machine reducing production cost.
Roller in micro-armful of type punch machine of the present invention, comprise frame, be arranged in first armful of core roller in same radius arc at equal intervals, second armful of core roller, 3rd armful of core roller, embrace core roller opening/closing linkage mechanism and driving mechanism, described armful of core roller opening/closing linkage mechanism comprises the first lever, second lever, 3rd lever, left connecting rod and right connecting rod, described driving mechanism comprises locking cylinder and micro-armful of oil cylinder, the middle part of described first lever, the middle part of the second lever and the middle part of the 3rd lever are arranged in frame respectively rotationally, one end of first lever is connected with first armful of core roller, the other end of the first lever is rotatably connected on the lever of locking cylinder and the lever of micro-armful of oil cylinder by bearing pin respectively, one end of described second lever is connected with second armful of core roller, the other end of the second lever is connected on the first lever by left connecting rod, one end of described 3rd lever is connected with the 3rd armful of core roller, the other end of the 3rd lever is connected on the first lever by right connecting rod, described locking cylinder and micro-armful of oil cylinder are fixedly installed on the left and right sides at the top of frame respectively, and the lever of the lever of locking cylinder and micro-armful of oil cylinder is relatively arranged, described locking cylinder can drive first armful of core roller by embracing core roller opening/closing linkage mechanism, the holding tightly and unclamp of second armful of core roller and the 3rd armful of core roller.
Further, roller in micro-armful of type punch machine of the present invention, also comprises base, and the number of described base is two, and two bases are welded on the end face of frame respectively, and described locking cylinder and micro-armful of oil cylinder are fixedly installed on base respectively.
Further, roller in micro-armful of type punch machine of the present invention, also comprise positioner, the number of described positioner is two, positioner comprises screw mandrel and mount pad, and described mount pad is fixedly installed on the end face of frame, and described screw mandrel is connected with mount pad by screw thread, one end of a wherein rhizoid bar of two rhizoid bars is fixedly connected on the lever of locking cylinder, and one end of another rhizoid bar of two rhizoid bars is fixedly connected on micro-armful of oil cylinder.
By such scheme, the present invention at least has the following advantages: in micro-armful of type punch machine of the present invention, roller comprises frame, first armful of core roller is provided with in frame, second armful of core roller, 3rd armful of core roller and driving first armful of core roller, second armful of core roller, the 3rd armful of opening/closing linkage mechanism that core roller is held tightly and unclamped, mechanism of folding UNICOM comprises the first lever be arranged on rotationally respectively in frame, second lever and the 3rd lever, one end of first lever is connected with first armful of core roller, the other end is rotatably connected on the lever of locking cylinder and micro-armful of oil cylinder by bearing pin respectively, one end of second lever is connected with second armful of core roller, the other end is connected on the first lever by left connecting rod, one end of 3rd lever is connected with the 3rd armful of core roller, the other end is connected on the first lever by right connecting rod.During specific works, the cylinder bar of locking cylinder is inwardly regained and is made the first lever drive the second lever and the 3rd lever motion respectively, thus drive respectively with the first lever, first armful of core roller that second lever is connected with the 3rd lever, second armful of core roller and the 3rd armful of core roller are to central motion, until push rod is embraced, then punch starts to produce, after hollow billet passes, the cylinder bar of locking cylinder is protruding, thus make first armful of core roller, second armful of core roller and the 3rd armful of core roller move to deep direction, now in micro-armful of type punch machine, roller is in open mode, when the hollow billet passed is close to tail end, the cylinder bar of micro-armful of oil cylinder is protruding thus promote the first lever rollback a bit of distance, first armful of core roller simultaneously, second armful of core roller and the 3rd armful of core roller under the driving of the first lever again to a bit of distance of central motion, thus realize micro-armful, make the tail end not easily whipping of hollow billet.Known by above description, in micro-armful of type punch machine of the present invention roller can effectively control punch time hollow billet tail end whipping phenomenon thus increase lumber recovery, reduce production cost.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of description, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present invention.
Accompanying drawing explanation
Fig. 1 is the top view of roller in the present invention's micro-armful of type punch machine;
Fig. 2 is AA direction view in Fig. 1;
Fig. 3 be in Fig. 1 AA to sectional view;
Fig. 4 is BB direction view in Fig. 1;
Fig. 5 be in Fig. 1 BB to sectional view;
Fig. 6 is the side view of roller in the present invention's micro-armful of type punch machine.
In figure, 1: frame; 2: the first armfuls of core rollers; 3: the second armfuls of core rollers; 4: the three armfuls of core rollers; 5: the first levers; 6: the second levers; 7: the three levers; 8: left connecting rod; 9: right connecting rod; 10: locking cylinder; 11: micro-armful oil cylinder; 12: base; 13: screw mandrel; 14: mount pad.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
See Fig. 1 to Fig. 6, roller in one micro-armful of type punch machine of a preferred embodiment of the present invention, comprise frame 1, be arranged in first armful of core roller 2 in same radius arc at equal intervals, second armful of core roller 3, 3rd armful of core roller 4, embrace core roller opening/closing linkage mechanism and driving mechanism, embrace core roller opening/closing linkage mechanism and comprise the first lever 5, second lever 6, 3rd lever 7, left connecting rod 8 and right connecting rod 9, driving mechanism comprises locking cylinder 10 and micro-armful of oil cylinder 11, the middle part of the first lever, the middle part of the second lever and the middle part of the 3rd lever are arranged in frame respectively rotationally, one end of first lever is connected with first armful of core roller, the other end of the first lever is rotatably connected on the lever of locking cylinder and the lever of micro-armful of oil cylinder by bearing pin respectively, one end of second lever is connected with second armful of core roller, the other end of the second lever is connected on the first lever by left connecting rod, one end of 3rd lever is connected with the 3rd armful of core roller, the other end of the 3rd lever is connected on the first lever by right connecting rod, locking cylinder and micro-armful of oil cylinder are fixedly installed on the left and right sides at the top of frame respectively, and the lever of the lever of locking cylinder and micro-armful of oil cylinder is relatively arranged, locking cylinder can drive first armful of core roller by embracing core roller opening/closing linkage mechanism, the holding tightly and unclamp of second armful of core roller and the 3rd armful of core roller.
During specific works, the cylinder bar of locking cylinder is inwardly regained and is made the first lever drive the second lever and the 3rd lever motion respectively, thus drive respectively with the first lever, first armful of core roller that second lever is connected with the 3rd lever, second armful of core roller and the 3rd armful of core roller are to central motion, until push rod is embraced, then punch starts to produce, after hollow billet passes, the cylinder bar of locking cylinder is protruding, thus make first armful of core roller, second armful of core roller and the 3rd armful of core roller move to deep direction, now in micro-armful of type punch machine, roller is in open mode, when the hollow billet passed is close to tail end, the cylinder bar of micro-armful of oil cylinder is protruding thus promote the first lever rollback a bit of distance, first armful of core roller simultaneously, second armful of core roller and the 3rd armful of core roller under the driving of the first lever again to a bit of distance of central motion, thus realize micro-armful, make the tail end not easily whipping of hollow billet.
As preferably, roller in micro-armful of type punch machine of the present invention, also comprises base 12, and the number of base is two, and two bases are welded on the end face of frame respectively, and locking cylinder and micro-armful of oil cylinder are fixedly installed on base respectively.
As preferably, roller in micro-armful of type punch machine of the present invention, also comprise positioner, the number of positioner is two, positioner comprises screw mandrel 13 and mount pad 14, and mount pad is fixedly installed on the end face of frame, and screw mandrel is connected with mount pad by screw thread, one end of a wherein rhizoid bar of two rhizoid bars is fixedly connected on the lever of locking cylinder, and one end of another rhizoid bar of two rhizoid bars is fixedly connected on micro-armful of oil cylinder.The setting of positioner, makes operating personnel can realize, to the adjustment of first armful of core roller, second armful of core roller and the 3rd armful of position of core roller in frame, making its work in the best condition by the fine setting of the lever to locking cylinder and micro-armful of oil cylinder.
The above is only the preferred embodiment of the present invention; be not limited to the present invention; should be understood that; for those skilled in the art; under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (3)
1. roller in one kind micro-armful type punch machine, it is characterized in that: comprise frame, be arranged in first armful of core roller in same radius arc at equal intervals, second armful of core roller, 3rd armful of core roller, embrace core roller opening/closing linkage mechanism and driving mechanism, described armful of core roller opening/closing linkage mechanism comprises the first lever, second lever, 3rd lever, left connecting rod and right connecting rod, described driving mechanism comprises locking cylinder and micro-armful of oil cylinder, the middle part of described first lever, the middle part of the second lever and the middle part of the 3rd lever are arranged in frame respectively rotationally, one end of first lever is connected with first armful of core roller, the other end of the first lever is rotatably connected on the lever of locking cylinder and the lever of micro-armful of oil cylinder by bearing pin respectively, one end of described second lever is connected with second armful of core roller, the other end of the second lever is connected on the first lever by left connecting rod, one end of described 3rd lever is connected with the 3rd armful of core roller, the other end of the 3rd lever is connected on the first lever by right connecting rod, described locking cylinder and micro-armful of oil cylinder are fixedly installed on the left and right sides at the top of frame respectively, and the lever of the lever of locking cylinder and micro-armful of oil cylinder is relatively arranged, described locking cylinder can drive first armful of core roller by embracing core roller opening/closing linkage mechanism, the holding tightly and unclamp of second armful of core roller and the 3rd armful of core roller.
2. roller in micro-armful of type punch machine according to claim 1, it is characterized in that: also comprise base, the number of described base is two, and two bases are welded on the end face of frame respectively, and described locking cylinder and micro-armful of oil cylinder are fixedly installed on base respectively.
3. roller in micro-armful of type punch machine according to claim 1, it is characterized in that: also comprise positioner, the number of described positioner is two, positioner comprises screw mandrel and mount pad, described mount pad is fixedly installed on the end face of frame, described screw mandrel is connected with mount pad by screw thread, and one end of a wherein rhizoid bar of two rhizoid bars is fixedly connected on the lever of locking cylinder, and one end of another rhizoid bar of two rhizoid bars is fixedly connected on micro-armful of oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510586308.3A CN105170656A (en) | 2015-09-15 | 2015-09-15 | Slight-holding-type in-puncher roller for puncher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510586308.3A CN105170656A (en) | 2015-09-15 | 2015-09-15 | Slight-holding-type in-puncher roller for puncher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105170656A true CN105170656A (en) | 2015-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510586308.3A Pending CN105170656A (en) | 2015-09-15 | 2015-09-15 | Slight-holding-type in-puncher roller for puncher |
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| CN (1) | CN105170656A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044957A (en) * | 2020-09-03 | 2020-12-08 | 鑫鹏源(聊城)智能科技有限公司 | Micro-holding type inner roller of puncher |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05154512A (en) * | 1991-12-09 | 1993-06-22 | Sumitomo Metal Ind Ltd | Method for piercing seamless metal tube |
| CN201380186Y (en) * | 2008-12-24 | 2010-01-13 | 洛阳矿山机械工程设计研究院有限责任公司 | Centering roller device |
| CN202192098U (en) * | 2011-07-26 | 2012-04-18 | 太原通泽重工有限公司 | Built-in three roller guide device |
| CN102500630A (en) * | 2011-10-26 | 2012-06-20 | 太原重工股份有限公司 | Three-roller guide device for accurate positioning |
| CN202700947U (en) * | 2012-07-24 | 2013-01-30 | 太原重工股份有限公司 | Anti-lock device of built-in roller of punching machine |
| CN103934290A (en) * | 2014-04-09 | 2014-07-23 | 太原重工股份有限公司 | Seamless steel tube production device and three-roller guide mechanism thereof |
| CN205020514U (en) * | 2015-09-15 | 2016-02-10 | 鑫鹏源智能装备集团有限公司 | Embrace type punch built -in roller a little |
-
2015
- 2015-09-15 CN CN201510586308.3A patent/CN105170656A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05154512A (en) * | 1991-12-09 | 1993-06-22 | Sumitomo Metal Ind Ltd | Method for piercing seamless metal tube |
| CN201380186Y (en) * | 2008-12-24 | 2010-01-13 | 洛阳矿山机械工程设计研究院有限责任公司 | Centering roller device |
| CN202192098U (en) * | 2011-07-26 | 2012-04-18 | 太原通泽重工有限公司 | Built-in three roller guide device |
| CN102500630A (en) * | 2011-10-26 | 2012-06-20 | 太原重工股份有限公司 | Three-roller guide device for accurate positioning |
| CN202700947U (en) * | 2012-07-24 | 2013-01-30 | 太原重工股份有限公司 | Anti-lock device of built-in roller of punching machine |
| CN103934290A (en) * | 2014-04-09 | 2014-07-23 | 太原重工股份有限公司 | Seamless steel tube production device and three-roller guide mechanism thereof |
| CN205020514U (en) * | 2015-09-15 | 2016-02-10 | 鑫鹏源智能装备集团有限公司 | Embrace type punch built -in roller a little |
Non-Patent Citations (1)
| Title |
|---|
| 李民: "提高Φ140 mm自动轧管机组薄壁定尺管成材率的措施", 《钢管》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044957A (en) * | 2020-09-03 | 2020-12-08 | 鑫鹏源(聊城)智能科技有限公司 | Micro-holding type inner roller of puncher |
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Application publication date: 20151223 |