CN202893809U - Double-end, multi-line and multi-roll cold reducing mill - Google Patents
Double-end, multi-line and multi-roll cold reducing mill Download PDFInfo
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- CN202893809U CN202893809U CN 201220521507 CN201220521507U CN202893809U CN 202893809 U CN202893809 U CN 202893809U CN 201220521507 CN201220521507 CN 201220521507 CN 201220521507 U CN201220521507 U CN 201220521507U CN 202893809 U CN202893809 U CN 202893809U
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- reducing mill
- roll
- cold reducing
- dolly
- double end
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Abstract
The utility model relates to a double-end, multi-line and multi-roll cold reducing mill. The double-end, multi-line and multi-roll cold reducing mill comprises a machine head, a main motor, a feeding device and a core bar clamping device. The feeding device comprises a middle lathe bed and a rotary feeding box. The machine head comprises two parallel guide rails. Each guide rail is provided with a trolley. One or more holders are arranged in each trolley. A set of mill roll devices are arranged in each holder. One side of each trolley is provided with a rocking bar, wherein the bottom ends of the rocking bars are movably fixed on a base seat of the machine head. The top ends of the rocking bars are connected with the trolleys through upper pull bars. The middle portions of the rocking bars are movably connected with the holders through middle pull bars. The other sides of the trolleys are respectively connected with a crank gear through a connecting bar. The two crank gears are connected with two concentric driving gears through gear meshing. One ends of the concentric driving gears are provided with a large belt pulley. The large belt pulley is connected with the main motor through a belt. The double-end, multi-line and multi-roll cold reducing mill can drive multiple sets of mill roll devices to work at the same time, and therefore efficacy is improved.
Description
Technical field
The utility model relates to the multi-thread multi-roll cold reducing mill of a kind of double end.
Background technology
Cold pilger mill is that common pipe is rolled into accurate pipe, pay-off on it is in the roll of common pipe on being transported to dolly, dolly is driven by connecting rod it is moved back and forth at guide rail, and reciprocal roll compacting becomes accurate tubing to roll on the surface of common pipe.But the traditional cold pipe mill is to come converted products by one group of roll, and efficient is low, waste of manpower, wastes energy.
The utility model content
For solving the problems of the technologies described above, the utility model provides a kind of double end simple in structure, easy to use multi-thread multi-roll cold reducing mill.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, comprise head, main motor, pay-off and core bar clamping device, lathe bed and revolution feeding box in the middle of described pay-off comprises, pay-off one end is the core bar clamping device, the other end of pay-off is head, head comprises two pairs of parallel guide rails, be provided with a dolly on every pair of guide rail, be equipped with one or more retainers in each dolly, be equipped with a cover roll device in each retainer, one side of dolly is equipped with the bottom and is movably fixed to rocking bar on the machine head base, the top of rocking bar is connected with dolly by upper connecting rod, the middle part of rocking bar is flexibly connected by middle pull bar and retainer, the opposite side of dolly connects a crank gear by a connecting rod respectively, two crank gears are by gear two the coaxial main moving gears that are connected with a joggle, and an end of coaxial main moving gear is provided with big belt pulley, and big belt pulley is connected with main motor by belt.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described dolly quantity is two.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described roll device comprise three, four or five rolls that are circularly and evenly distributed.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described pay-off has two covers, the corresponding dolly of every cover pay-off, every cover pay-off can give one or more pipe.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described pay-off and core bar clamping device also can be put two covers successively, can realize continuous rolling.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described revolution feeding box can be concentrated and be made of one, and also can separately make two.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described in the middle of lathe bed can concentrate make one the cover also can separately make two covers.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described rocking bar are integrated rocker or split type rocking bar, and integrated rocker is connected with dolly by a upper connecting rod; Split type rocking bar is connected with dolly by a plurality of upper connecting rods, and when only having a cover roll device in the dolly, rocking bar adopts half of split type rocking bar.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, the junction of described upper connecting rod and dolly is provided with slide block adjustment device.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described two crank gears also can be designed to bent axle.
Also can be connected by decelerator between the multi-thread multi-roll cold reducing mill of double end of the present utility model, described coaxial main moving gear and main motor.
Compared with prior art the beneficial effects of the utility model are: the multi-thread multi-roll cold reducing mill of double end of the present utility model is simple in structure, can drive two overlaps or overlaps roll device more and work simultaneously, so just can deliver to two or many common pipes respectively in the corresponding roll device by pay-off and process, improved effect, reduced production cost, suited to apply on a large scale.
Description of drawings
Fig. 1 is the side view of the multi-thread multi-roll cold reducing mill of the described a kind of double end of the utility model embodiment:
Fig. 2 is the top view of the multi-thread multi-roll cold reducing mill of the described a kind of double end of the utility model embodiment;
Fig. 3 is the structural representation of dolly in the multi-thread multi-roll cold reducing mill of the described a kind of double end of the utility model embodiment;
Fig. 4 is the structural representation that has the roll device of three rolls in the multi-thread multi-roll cold reducing mill of the described a kind of double end of the utility model embodiment;
Fig. 5 is the structural representation that has the roll device of four rolls in the multi-thread multi-roll cold reducing mill of the described a kind of double end of the utility model embodiment;
Fig. 6 is the structural representation that has the roll device of five rolls in the multi-thread multi-roll cold reducing mill of the described a kind of double end of the utility model embodiment;
Fig. 7 is the structural representation of integrated rocker in the multi-thread multi-roll cold reducing mill of the described a kind of double end of the utility model embodiment;
Fig. 8 is the side view of integrated rocker in the multi-thread multi-roll cold reducing mill of the described a kind of double end of the utility model embodiment;
Fig. 9 is the top view of integrated rocker in the multi-thread multi-roll cold reducing mill of the described a kind of double end of the utility model embodiment;
Figure 10 is the structural representation of split type rocking bar in the multi-thread multi-roll cold reducing mill of the described a kind of double end of the utility model embodiment;
Figure 11 is the side view of split type rocking bar in the multi-thread multi-roll cold reducing mill of the described a kind of double end of the utility model embodiment;
Figure 12 is the top view of split type rocking bar in the multi-thread multi-roll cold reducing mill of the described a kind of double end of the utility model embodiment.
Among the figure:
1, head; 2, main motor; 3, pay-off; 4, core bar clamping device; 5, middle lathe bed; 6, revolution feeding box; 7, guide rail; 8, dolly; 9, retainer; 10, roll device; 11, rocking bar; 12, upper connecting rod; 13, middle pull bar; 14, connecting rod; 15, crank gear; 16, coaxial main moving gear; 17, big belt pulley; 18, roll; 19, slide block adjustment device.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
Shown in Fig. 1-12, the multi-thread multi-roll cold reducing mill of a kind of double end, comprise head 1, main motor 2, pay-off 3 and core bar clamping device 4, lathe bed 5 and revolution feeding box 6 in the middle of described pay-off 3 comprises, pay-off 3 one ends are core bar clamping devices 4, the other end of pay-off 3 is heads 1, head 1 comprises two pairs of parallel guide rails 7, be provided with a dolly 8 on every pair of guide rail 7, be equipped with one or more retainers 9 in each dolly 8, be equipped with a cover roll device 10 in each retainer 9, one side of dolly 8 is equipped with the bottom and is movably fixed to rocking bar 11 on head 1 base, the top of rocking bar 11 is connected with dolly 8 by upper connecting rod 12, the middle part of rocking bar 11 is flexibly connected by middle pull bar 13 and retainer 9, and the opposite side of dolly 8 connects 15, two crank gears 15 of crank gears by gear two the coaxial main moving gears 16 that are connected with a joggle by a connecting rod 14 respectively, one end of coaxial main moving gear 16 is provided with big belt pulley 17, and big belt pulley 17 is connected with main motor 2 by belt.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described dolly 8 quantity are two.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described roll device 10 comprise three, four or five rolls 18 that are circularly and evenly distributed.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described pay-off 3 has two covers, every cover pay-off 3 corresponding dollies, every cover pay-off 3 can give one or more pipe.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described pay-off 3 and core bar clamping device 4 also can be put two covers successively, can realize continuous rolling.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described revolution feeding box 6 can be concentrated and be made of one, and also can separately make two.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described in the middle of lathe bed 5 can concentrate make one the cover also can separately make two covers.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described rocking bar 11 is integrated rocker or split type rocking bar, integrated rocker is connected with dolly 8 by a upper connecting rod 12; Split type rocking bar is connected with dolly 8 by a plurality of upper connecting rods 12, and when only having a cover roll device 10 in the dolly 8, rocking bar adopts half of split type rocking bar.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described upper connecting rod 12 is provided with slide block adjustment device 19 with the junction of dolly 8.
The multi-thread multi-roll cold reducing mill of double end of the present utility model, described two crank gears 15 also can be designed to bent axle.
Also can be connected by decelerator between the multi-thread multi-roll cold reducing mill of double end of the present utility model, described coaxial main moving gear 16 and main motor 2.
The multi-thread multi-roll cold reducing mill of double end of the present utility model is when specific works, and roll device is placed in the retainer, and retainer moves back and forth and drives roll device in plain end pipe surface spreading, thereby is processed into desired tube outer diameter
The above only is preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (11)
1. multi-thread multi-roll cold reducing mill of double end, comprise head (1), main motor (2), pay-off (3) and core bar clamping device (4), it is characterized in that: lathe bed (5) and revolution feeding box (6) in the middle of described pay-off (3) comprises, pay-off (3) one ends are core bar clamping device (4), the other end of pay-off (3) is head (1), head (1) comprises two pairs of parallel guide rails (7), be provided with a dolly (8) on every pair of guide rail (7), be equipped with one or more retainers (9) in each dolly (8), be equipped with a cover roll device (10) in each retainer (9), one side of dolly (8) is equipped with the bottom and is movably fixed to rocking bar (11) on head (1) base, the top of rocking bar (11) is connected with dolly (8) by upper connecting rod (12), the middle part of rocking bar (11) is flexibly connected by middle pull bar (13) and retainer (9), the opposite side of dolly (8) connects a crank gear (15) by a connecting rod (14) respectively, two crank gears (15) are by gear two the coaxial main moving gears (16) that are connected with a joggle, one end of coaxial main moving gear (16) is provided with big belt pulley (17), and big belt pulley (17) is connected with main motor (2) by belt.
2. the multi-thread multi-roll cold reducing mill of double end according to claim 1, it is characterized in that: described dolly (8) quantity is two.
3. the multi-thread multi-roll cold reducing mill of double end according to claim 1, it is characterized in that: described roll device (10) comprises three, four or five rolls (18) that are circularly and evenly distributed.
4. the multi-thread multi-roll cold reducing mill of double end according to claim 1, it is characterized in that: described pay-off (3) has two covers, the corresponding dolly of every cover pay-off (3), every cover pay-off (3) can give one or more pipe.
5. the multi-thread multi-roll cold reducing mill of double end according to claim 1, it is characterized in that: described pay-off (3) and core bar clamping device (4) also can be put two covers successively, can realize continuous rolling.
6. the multi-thread multi-roll cold reducing mill of double end according to claim 1, it is characterized in that: described revolution feeding box (6) can be concentrated and be made of one, and also can separately make two.
7. the multi-thread multi-roll cold reducing mill of double end according to claim 1 is characterized in that: lathe bed (5) can be concentrated and make a cover and also can separately make two covers in the middle of described.
8. the multi-thread multi-roll cold reducing mill of double end according to claim 1, it is characterized in that: described rocking bar (11) is integrated rocker or split type rocking bar, integrated rocker is connected with dolly (8) by a upper connecting rod (12); Split type rocking bar is connected with dolly (8) by a plurality of upper connecting rods (12), and when only having a cover roll device (10) in the dolly (8), rocking bar adopts half of split type rocking bar.
9. the multi-thread multi-roll cold reducing mill of double end according to claim 1 is characterized in that: described upper connecting rod (12) is provided with slide block adjustment device (19) with the junction of dolly (9).
10. the multi-thread multi-roll cold reducing mill of double end according to claim 1, it is characterized in that: described two crank gears (15) also can be designed to bent axle.
11. the multi-thread multi-roll cold reducing mill of double end according to claim 1 is characterized in that: also can be connected by decelerator between described coaxial main moving gear (16) and the main motor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220521507 CN202893809U (en) | 2012-10-12 | 2012-10-12 | Double-end, multi-line and multi-roll cold reducing mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220521507 CN202893809U (en) | 2012-10-12 | 2012-10-12 | Double-end, multi-line and multi-roll cold reducing mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202893809U true CN202893809U (en) | 2013-04-24 |
Family
ID=48114529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220521507 Expired - Fee Related CN202893809U (en) | 2012-10-12 | 2012-10-12 | Double-end, multi-line and multi-roll cold reducing mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202893809U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108607883A (en) * | 2018-06-26 | 2018-10-02 | 中国重型机械研究院股份公司 | A kind of two-wire multi-roll cold reducing mill and cold reduction of tubes method |
| CN108723100A (en) * | 2018-06-26 | 2018-11-02 | 中国重型机械研究院股份公司 | A kind of milling method of multi-roll cold reducing mill and highorder accuracy schemes |
| CN112222191A (en) * | 2020-09-19 | 2021-01-15 | 太原科技大学 | Six-roller cold rolling mill for difficult-to-deform metal seamless pipe |
-
2012
- 2012-10-12 CN CN 201220521507 patent/CN202893809U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108607883A (en) * | 2018-06-26 | 2018-10-02 | 中国重型机械研究院股份公司 | A kind of two-wire multi-roll cold reducing mill and cold reduction of tubes method |
| CN108723100A (en) * | 2018-06-26 | 2018-11-02 | 中国重型机械研究院股份公司 | A kind of milling method of multi-roll cold reducing mill and highorder accuracy schemes |
| CN112222191A (en) * | 2020-09-19 | 2021-01-15 | 太原科技大学 | Six-roller cold rolling mill for difficult-to-deform metal seamless pipe |
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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 |
Granted publication date: 20130424 Termination date: 20161012 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |