CN202447375U - Four-line multi-roll cold pipe mill - Google Patents
Four-line multi-roll cold pipe mill Download PDFInfo
- Publication number
- CN202447375U CN202447375U CN2011205507601U CN201120550760U CN202447375U CN 202447375 U CN202447375 U CN 202447375U CN 2011205507601 U CN2011205507601 U CN 2011205507601U CN 201120550760 U CN201120550760 U CN 201120550760U CN 202447375 U CN202447375 U CN 202447375U
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- connecting rod
- rocking bar
- line
- hinged
- cold pilger
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Abstract
The utility model discloses a four-line multi-roll cold pipe mill, and belongs to the technical field of rolling of metals. The cold pipe mill comprises slide rails and heads; the heads are connected to the slide rails in a sliding mode; and two or more heads positioned on the same slide rail are fixed together side by side. A plurality of heads are fixed together and simultaneously slide on a pair of slide rails, and each head can machine a pipeline, so a plurality of pipelines can be machined at the same time on the single pair of slide rails, and the production efficiency is greatly improved.
Description
Technical field
The utility model belongs to the rolling technical field of metal, relates to a kind of four line multiple roll cold pilger mills specifically.
Background technology
Common cold pilger mill comprises frame, and frame is provided with pair of tracks, and this is to slidely connecting a head on the track, and this cold pilger mill can only be processed a tubing at every turn, and production efficiency is low.The patent of one Chinese patent application numbers 201020662492.8 discloses a kind of four line multiple roll cold pilger mills; It has two pairs of tracks that parallel; Every pair of track is provided with a head, and a kind of like this two-wire multiple roll cold pilger mill just can be processed two tubing simultaneously, and efficient is increased to original twice.But for a pair of track, its output does not change, and still can only process a tubing simultaneously.
Summary of the invention
The utility model provides a kind of four line multiple roll cold pilger mills to deficiency of the prior art, and is single to processing many tubing simultaneously on the track, improved production efficiency greatly.
In order to solve the problems of the technologies described above; The utility model is able to solve through following technical proposals: a kind of four line multiple roll cold pilger mills; Comprise slide rail and head; Said head is slidingly connected on the said slide rail, and the two or more said head that is positioned on same the slide rail is fixed together side by side.A plurality of heads are fixed together, and on a pair of slide rail, slide simultaneously, and each head can be processed a pipeline, so list can be processed many pipelines simultaneously on the slide rail, have improved production efficiency greatly.
In the technique scheme, the uniformity of all heads that are fixed together in order to guarantee to use, the end face of the said head that all are fixed together is positioned at same plane.
In the technique scheme; Concrete a kind of mode that realizes that a plurality of heads are fixed together does; Said head comprises pipe box and the retainer that is slidingly connected in the said pipe box, is rotatably connected to roll on the said retainer, and the pipe box of a plurality of said heads is fixed in the same fixed mount.
In the technique scheme, the concrete structure of running part is also to comprise frame and transmission system; Said slide rail is arranged on the said frame; Said transmission system comprises toggle and endplay device, and said endplay device comprises rocking bar, goes up connecting rod and lower link, and said rocking bar is hinged on the said frame; A said end of going up connecting rod and lower link is movably connected on the said rocking bar; The said other end of going up connecting rod is movably connected on the said fixed mount, and the other end of said lower link and said retainer are hinged, and said toggle and said rocker bottom are hinged.
In the technique scheme; The effective length of connecting rod is gone up in adjustment for ease; To adapt to the tubing of rolling different tube diameters, be rotatably connected to limited block on the said rocking bar, a said end of going up connecting rod is provided with two nuts of screw thread and said threads engaged; The end that said upward connecting rod is provided with screw thread passes said limited block, and two said nuts clamp said limited block.
In the technique scheme, concrete a kind of toggle structure does, said toggle comprises gear and third connecting rod, and said third connecting rod one end is hinged on the end face of said gear, and the other end of said third connecting rod is hinged on the said rocking bar.
In the technique scheme; Said frame is provided with two pairs of said slide rails; Every pair of slide rail is provided with a said sliding shoe; Corresponding said transmission system includes two said toggles and two said endplay devices, and wherein the said gear in two said toggles is fixed on the same axis.
In the technique scheme, preferred, wherein the central point of the hinged place of a said third connecting rod and one of them said gear face is first line to the line in the center of circle of this gear face; The central point of the hinged place of the said third connecting rod of another root and another said gear face is second line to the line in the center of circle of this gear face, and the angle that said first line and said second line project on any one said gear face is 90 °.Design is 90 ° with reciprocating in orbit the differing of latter two slide block like this; All the time in acting, according to the mechanical balance principle, its balance of shaking force effect can reach more than 65% during machine operation; The speed of cold pilger mill can improve greatly like this, and its speed can improve more than 30% at least.Machine operation simultaneously is more steady, and the rolling accuracy of comparing a kind of four line multiple roll cold pilger mills of three roller single lines is higher, and the end product quality of seamless tubular goods is higher.And also raising greatly in the service life of machine; The energy consumption of its specific yield also reduces greatly.
The beneficial effect of the utility model is: a plurality of heads are fixed together, and on a pair of slide rail, slide simultaneously, and each head can be processed a pipeline, so list can be processed many pipelines simultaneously on the slide rail, have improved production efficiency greatly.
Description of drawings
Fig. 1 is the schematic perspective view of the utility model embodiment.
Fig. 2 removes the later sketch map of frame for Fig. 1.
Fig. 3 is the sketch map of endplay device.
Fig. 4 is the combination sketch map of fixed mount and head.
Fig. 5 is the kinematic sketch of endplay device.
Fig. 6 is that said first line, second line project to the sketch map on the gear face.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail.
Referring to Fig. 1 to Fig. 4, a kind of four line multiple roll cold pilger mills comprise frame 1, head 2 and transmission system; Frame 1 is provided with two pairs of slide rails 11,12, slidely connects a fixed mount 3 on every pair of slide rail 11,12, and head 2 comprises pipe box 21 and the retainer 22 that is slidingly connected in the pipe box 21; Be rotatably connected to roll on the retainer 22; Form two installing holes 31,32 on the fixed mount 3 side by side, be fixed with a head 2 in each installing hole 31,32, the pipe box 21 and the fixed mount 3 of head 2 fix.Head 2 in each fixed mount 3 all is same model, and end face is positioned at same plane.The top of fixed mount 3 forms lug boss 33; Form chute 331 in the lug boss 33; Be provided with sliding shoe 332 in the chute 331, swivel nut 34 is connected through the screw thread that cooperatively interacts with lug boss 33 tops, and bolt 35 is threaded through what match with swivel nut 34 and sliding shoe 332 respectively.Can change the position of sliding shoe 332 in chute 331 through rotation swivel nut 34.
Transmission system comprises two toggles 5, two endplay devices 4 and power transmission shafts 6; Endplay device comprises rocking bar 41, goes up connecting rod 42 lower links 43 and limited block 44; Rocking bar 41 comprises plate 4a, the 4b of two block-shaped and identical strips of size, and the top moulding of plate 4a, 4b is porose.The two ends of limited block 44 form protruding cylinder 441, middle processing porose 442.Cylinder 441 matches with the hole, limited block 44 is hinged on the top of rocking bar 41.One end of last connecting rod 42 be provided with screw thread and with two nuts 422,423 of threads engaged, the end that last connecting rod 42 is provided with screw thread passes 442, two nuts in hole 422,423 and clamps limited blocks 44.The other end of last connecting rod 42 is hinged on the sliding shoe 332.
Toggle comprises gear 51 and third connecting rod 52, and third connecting rod 52 1 ends are hinged on the end face of gear 51, and the other end of third connecting rod 52 is hinged on rocking bar 41 bottoms.
During use; Power transmission shaft 6 one ends link to each other with motor through shaft coupling; Rotate through driven by motor power transmission shaft 6, drive 5 motions of two toggles then simultaneously, each toggle 5 drives 4 runnings of an endplay device; Endplay device 4 drives fixed mount 3 through last connecting rod 42 and on slide rail, moves; Endplay device 4 drives retainer 22 through lower link 43 and in pipe box 21, slides, owing to pipe box 21 is fixed on the fixed mount 3, so fixed mount moves on slide rail at the mobile pipe box that just is equivalent on the slide rail.
Referring to Fig. 5; If wherein the speed of pipe box is v1; The speed of retainer is v2; Last connecting rod is La in the pivot and the distance of lower link between the pivot of active connection place on the rocking bar of active connection place on the rocking bar, and lower link is Lb in the pivot and the distance of rocking bar between the pivot of the hinged place of frame of active connection place on the rocking bar, and last connecting rod is L1 in the pivot and the distance of last connecting rod between the pivot of hinged place on the fixed mount of active connection place on the rocking bar; Lower link is L2, then v1/v2=La/Lb=L1/L2 in the pivot and the distance of lower link between the pivot of hinged place on the retainer of active connection place on the rocking bar.
Referring to Fig. 6, wherein the central point of the hinged place of a third connecting rod and one of them gear face is first line to the line in the center of circle of this gear face; The central point of the hinged place of another root third connecting rod and another gear face is second line to the line in the center of circle of this gear face, and the angle that first line and second line project on any one gear face is 90 °.
Claims (10)
1. line multiple roll cold pilger mill; Comprise slide rail (11,12) and head (2); Said head (2) is slidingly connected on the said slide rail (11,12), it is characterized in that: the two or more said head (2) that is positioned on same the slide rail (11,12) is fixed together side by side.
2. four line multiple roll cold pilger mills according to claim 1 is characterized in that: the end face of the said head (2) that all are fixed together is positioned at same plane.
3. four line multiple roll cold pilger mills according to claim 1 and 2; It is characterized in that: said head (2) comprises pipe box (21) and is slidingly connected at the retainer (22) in the said pipe box (21); Said retainer is rotatably connected to roll on (22), and the pipe box (21) of a plurality of said heads (2) is fixed in the same fixed mount (3).
4. four line multiple roll cold pilger mills according to claim 3; It is characterized in that: also comprise frame (1) and transmission system; Said slide rail (11,12) is arranged on the said frame (1); Said transmission system comprises toggle (5) and endplay device (4), and said endplay device (4) comprises rocking bar (41), goes up connecting rod (42) and lower link (43), and said rocking bar (41) is hinged on the said frame (1); A said end of going up connecting rod (42) and lower link (43) is movably connected on the said rocking bar (41); The said other end of going up connecting rod (42) is movably connected on the said fixed mount (3), and the other end of said lower link (43) and said retainer (22) are hinged, and said toggle (5) links to each other with said rocking bar (41) bottom.
5. four line multiple roll cold pilger mills according to claim 4; It is characterized in that: be rotatably connected to limited block (44) on the said rocking bar (41); A said end of going up connecting rod (42) is provided with two nuts (422,423) of screw thread and said threads engaged; The end that said upward connecting rod is provided with screw thread passes said limited block (44), and two said nuts (422,423) clamp said limited block (44).
6. four line multiple roll cold pilger mills according to claim 5, it is characterized in that: the speed of wherein said retainer (22) is v2, the speed of said pipe box (21) is v1; Pivot and the distance of said lower link (43) between the pivot of the last active connection place of said rocking bar (41) that said last connecting rod (42) is gone up the active connection place at said rocking bar (41) are La, and pivot and the distance of said rocking bar (41) between the pivot of the hinged place of said frame (1) that said lower link (43) is gone up the active connection place at said rocking bar (41) are Lb; Saidly go up connecting rod (42) goes up the active connection place at said rocking bar (41) pivot and said to go up the distance that connecting rod (42) goes up at fixed mount (3) between the pivot of hinged place be L1, said lower link (43) is gone up the active connection place at said rocking bar (41) pivot and said lower link (43) said retainer (22) upward the distance between the pivot of hinged place be L2; V1/v2=La/Lb=L1/L2 then.
7. four line multiple roll cold pilger mills according to claim 5; It is characterized in that: said fixed mount (3) top is provided with lug boss (33); Said lug boss (33) is provided with chute (331); Be connected with sliding shoe (332) in the said chute (331); One end of said lower link (43) is hinged on the sliding shoe (332), and the top of swivel nut (34) and said lug boss (33) is threaded through what match, and bolt (35) is threaded through what match with said swivel nut (34) and said sliding shoe (332) respectively.
8. according to claim 4 or 5 or 6 described a kind of four line multiple roll cold pilger mills; It is characterized in that: said toggle (5) comprises gear (51) and third connecting rod (52); Said third connecting rod (52) one ends are hinged on the end face of said gear (51), and the other end of said third connecting rod (52) is hinged on the said rocking bar (41).
9. four line multiple roll cold pilger mills according to claim 7; It is characterized in that: said frame (1) is provided with two pairs of said slide rails (11,12); Every pair of slide rail (11,12) is provided with a said fixed mount (3), and corresponding said transmission system includes two said toggles (5) and two said endplay devices (4).
10. four line multiple roll cold pilger mills according to claim 8 is characterized in that: wherein the central point of the hinged place of a said third connecting rod (52) and one of them said gear (51) end face is first line to the line in the center of circle of this gear (51) end face; The central point of the hinged place of the said third connecting rod of another root (52) and another said gear (51) end face is second line to the line in the center of circle of this gear (51) end face, and the angle that said first line and said second line project on any one said gear (51) end face is 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205507601U CN202447375U (en) | 2011-12-26 | 2011-12-26 | Four-line multi-roll cold pipe mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205507601U CN202447375U (en) | 2011-12-26 | 2011-12-26 | Four-line multi-roll cold pipe mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202447375U true CN202447375U (en) | 2012-09-26 |
Family
ID=46863270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205507601U Withdrawn - After Issue CN202447375U (en) | 2011-12-26 | 2011-12-26 | Four-line multi-roll cold pipe mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202447375U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102527723A (en) * | 2011-12-26 | 2012-07-04 | 宁波东重机械有限公司 | Four-wire multi-roll cold reducing mill |
| CN103894418A (en) * | 2012-12-27 | 2014-07-02 | 广东冠邦科技有限公司 | Cold-rolling pipe mill for machining internally-rounded square pipe |
-
2011
- 2011-12-26 CN CN2011205507601U patent/CN202447375U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102527723A (en) * | 2011-12-26 | 2012-07-04 | 宁波东重机械有限公司 | Four-wire multi-roll cold reducing mill |
| CN103894418A (en) * | 2012-12-27 | 2014-07-02 | 广东冠邦科技有限公司 | Cold-rolling pipe mill for machining internally-rounded square pipe |
| CN103894418B (en) * | 2012-12-27 | 2016-08-24 | 广东冠邦科技有限公司 | A kind of processing square-outside and round-inside tubing cold pilger mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120926 Effective date of abandoning: 20150401 |
|
| RGAV | Abandon patent right to avoid regrant |