CN2656048Y - New type ring shaped matter cold rolling machine - Google Patents
New type ring shaped matter cold rolling machine Download PDFInfo
- Publication number
- CN2656048Y CN2656048Y CN 03246013 CN03246013U CN2656048Y CN 2656048 Y CN2656048 Y CN 2656048Y CN 03246013 CN03246013 CN 03246013 CN 03246013 U CN03246013 U CN 03246013U CN 2656048 Y CN2656048 Y CN 2656048Y
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- core roller
- lever
- full circle
- frame
- cold rolling
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Abstract
A novel ringed cold rolling machine, comprising a whole round structure, a core roller structure, a measuring structure and a bevel force adding structure, wherein a transient wheel or a transient slant block (15) is equipped on a main sliding block (15), a core roller guide rail (28) is equipped on a bear seat (13a), the bear seat is equipped on the main sliding block, a support shaft (11) is fixed on the support shaft, and the support shaft is equipped with a couple of support wheels (12). The utility model increases the stability of the system, decreases the inner and the outer diameter size allowance range of a work piece, increases the work piece inner quality and the service life, and is suitable for the processing of a ringed piece in a bear.
Description
Technical field:
The utility model relates to the equipment of ring-shaped work pieces processing, the cold rolling machine of a kind of novel annular element.
Prior art:
Adopting cold rolling processing annular element is a kind of extremely important means that improve the product manufacture level, and this point has obtained the extensive approval of lot of domestic and foreign production firm, and cold rolling technology is also adopted by increasing manufacturing enterprise; In the application of bearing industry, compare with traditional lasso processing technology, its blanking diameter is less, thereby significantly improved raw-material utilization rate (can improve 15%-30%) according to the blank difference, blank metal streamline after spreading keeps complete simultaneously, material grains is fined, can obtain thin and the uniform tissue structure during crystallization again in subsequently heat treatment, thus the fatigue life of having improved material.
But produce the medium-term and long-term cold-rolling ring rolls that uses at present and exist many deficiencies, cause converted products and too much cause transmission error big because axle system forms, though control is workpiece diameter, it still exists the size scattered error bigger when producing in enormous quantities, and processing has increased certain degree of difficulty to later process; Multiple shafting support pattern poor reliability, mounting or dismounting difficulty; So small slide block is stressed big because of linking to each other with main shaft; The full circle device is in stationary state, bad adaptability; During the workpiece sensing internal diameter, the material of unnecessary (or not enough) is reflected on the external diameter, the external diameter tolerance is big; Otherwise when detecting the workpiece external diameter, id tolerance is big; The influence of feeding hydraulic drive mode hydraulic pressure fluctuation is big, and this is owing to when infiltrating air in the fluid, can produce noise, causes vibration and creep (movement velocity is inhomogeneous) easily, influences the steady of transmission.
Summary of the invention:
In order to address the above problem, the purpose of this utility model provides the cold rolling machine of a kind of novel annular element, focuses on and improves its design defect, improves the stability of a system, to satisfy the production demand, makes cold rolling function be widelyd popularize application.
The utility model is to adopt following technical scheme to realize:
The cold rolling machine of a kind of novel annular element is made up of main transmission, main shaft, muller, master slider, bogie wheel, control system, hydraulic system, lubricating system, full circle mechanism, core roller mechanism, measuring mechanism.Its full circle mechanism is made up of circularity roller, lever, rotating shaft, hydraulic pressure aiding support, secondary hinge, full circle upper limit screw, full circle lower limit screw; The core roller mechanism is made up of core roller, small slide block, core roller guide rail, planker, latch segment, hydraulic jack or motor A, push rod, locking skewback; Measuring mechanism is made up of gauge head, measuring staff, detecting sensor; The inclined-plane force-increasing mechanism of this lathe is made up of skewback, block bearing, push rod, hydraulic jack or motor B, transition wheel or transition skewback; Transition wheel or transition skewback are contained on the master slider, and core roller guide rail is installed on the supporting base, and supporting base is contained on the master slider, and bolster is fixed on the supporting base, and a pair of bogie wheel is housed on the bolster.
The circularity roller of full circle mechanism is installed on the lever right-hand member, lever is fixed in the frame left upper portion by the screw rod at hinge place, rotating shaft is installed in frame left upper portion, screw rod below, be positioned in the middle of the lever the hydraulic pressure aiding support by secondary hinge hold its afterbody, another secondary hinge is held its head, make hydraulic pressure aiding support inclination certain angle support lever, full circle upper limit screw is installed in the frame left upper portion, and full circle lower limit screw is installed in the right-hand member of bottom, frame left side, lever.
The core roller of core roller mechanism is supported by a pair of small slide block, one of them small slide block is connected on the planker, planker is contained on the core roller guide rail, latch segment moves with planker, on hydraulic jack or the motor A push rod is housed, the push rod head is equipped with the locking skewback, and core roller, core roller guide rail, planker integral installation are on supporting base, and supporting base is installed on the master slider; Another small slide block is fixed on the supporting base.
The gauge head of measuring mechanism is fixed on the measuring staff, and measuring staff is connected on the moving element of detecting sensor, and the retaining element of detecting sensor is fixed on the master slider.
The hydraulic jack of inclined-plane force-increasing mechanism or motor B are fixed on top, frame right side, on hydraulic jack or the motor B push rod are housed, and the push rod head is equipped with skewback, and the block bearing that closely pastes mutually with skewback is installed in the frame right side.
Full circle mechanism also can be: the circularity roller is installed on the lever right-hand member, the rotating shaft that is positioned at the lever middle part is fixed on bottom, frame left side, full circle lower limit screw is installed on the bottom, left side of frame, touch mutually with the right-hand member of lever, full circle upper limit screw is installed on the bottom, left side of frame, touch mutually with the left end of lever, secondary hinge links to each other the afterbody of lever left end with the hydraulic pressure aiding support, and another secondary hinge is fixed on the other end of hydraulic pressure aiding support on the frame.
Sliding shoe or rolling bearing and spring are installed between the core roller guide rail of core roller mechanism and the planker.
The utlity model has following superiority:
The utility model reasonable in design, reduced (outward) footpath dimensional tolerance range in the workpiece, utilizing conventional rolling expansion blank precision, hardness is in the HRB88-94 scope, the precision of the middle-size and small-size bearing ring of cold rolling, by original: (when surveying external diameter) outside dimension tolerance＜0.15mm, internal diameter size tolerance＜0.2mm, (when surveying internal diameter) internal diameter size tolerance＜0.15mm, outside dimension tolerance＜0.2mm, roundness tolerance＜0.12mm, tapering tolerance＜0.1mm, now bring up to: interior (outward) footpath dimensional tolerance＜0.15mm, roundness tolerance＜0.06mm, tapering tolerance＜0.1mm, wall thickness is poor＜0.04mm.Cold rolling processing can make the workpiece internal soundness be improved, and metal streamline is compact and complete, and grain size can improve the 3-4 level, thereby improves the service life of workpiece.
Description of drawings:
Fig. 1 is the structural representation of the cold rolling machine of a kind of novel annular element;
Fig. 2 is the core roll structure schematic diagram of the cold rolling machine of a kind of novel annular element;
Fig. 3 is the core roll structure A-A schematic diagram of the cold rolling machine of a kind of novel annular element;
Fig. 4 is the another kind of structural representation of the full circle device of the cold rolling machine of a kind of novel annular element.
Among the figure: 1-frame, 2-spindle drum, 3-rolling wheel, the 4-main shaft, 5-circularity roller, 6-core roller, 7, the 7a-small slide block, 8-gauge head, 9-measuring staff, the 10-detecting sensor, 11-bolster, 12-bogie wheel, 13, the 13a-supporting base, 14-master slider, 15-transition wheel or transition skewback, the 16-skewback, 17-block bearing, 18-push rod, 19-hydraulic jack or motor B, 20,20 '-full circle lower limit screw, 21,21a, 21 ', 21a '-secondary hinge, 22,22 '-hydraulic pressure aiding support, 23,23 '-lever, 24,24 '-rotating shaft, 25,25 '-full circle upper limit screw, 26-screw rod, 27-hinge, 28-core roller guide rail, 29-sliding shoe or rolling bearing, 30-spring, the 31-planker, 32-latch segment, 33-hydraulic jack or motor A, the 34-push rod, 35-locks skewback.
Specific embodiment:
As shown in Figure 1, the cold rolling machine of a kind of novel annular element is made up of main transmission, main shaft, rolling wheel, master slider, bogie wheel, control system, hydraulic system, lubricating system, full circle mechanism, core roller mechanism, measuring mechanism, inclined-plane force-increasing mechanism etc.
Rolling wheel (3) is fixed on the main shaft (4), the two ends of main shaft (4) are loaded on the separate type spindle drum (2) that is installed on the frame (1) with symmetrical supporting structure, main shaft (4) by motor by gear and shaft coupling driven rotary, its effect is to drive the workpiece rotation, to realize continuous spreading deformation process.
Full circle mechanism is positioned at the bottom, left side of this lathe.In the full circle mechanism, with one being the circularity roller that benchmark is installed with the main shaft, realize at work motion by lever construction, to guarantee a having active force to impose on workpiece at work, simultaneously the application point that is subjected to of workpiece is on its circumference, to guarantee the circularity of workpiece.
In the full circle mechanism, the circularity roller (5) that contacts with workpiece is installed on lever (23) right-hand member, lever (23) serves as the location benchmark with rolling wheel (3), rotatable by the rotating shaft (24) that is installed in frame (1) left upper portion, the screw rod (26) that hinge (27) is located is fixed in frame (1) left upper portion with lever (23), drive lever (23) move left and right by screw rod (26), to adapt to the workpiece of different model, secondary hinge (21) is held the afterbody of hydraulic pressure aiding support (22), another secondary hinge (21a) is fixed on the head of hydraulic pressure aiding support (22), make hydraulic pressure aiding support (22) inclination certain angle support lever (23), hydraulic pressure aiding support (22) in the middle of the lever (23) can drive lever (23) (24) rotation around the shaft with active or passive motion, to realize feeding or the yielding at work of this mechanism; Hinge (27) can make aiding support (22) freely making a concession in circularity roller (5) work, to avoid movement interference; Full circle upper limit screw (25) is installed in frame (1) left upper portion, full circle lower limit screw (20) is installed in the right-hand member of bottom, frame (1) left side, lever (23), full circle upper limit screw (25) just works circularity roller (5) to workpiece at the beginning of work, and full circle lower limit screw (20) make circularity roller (5) spreading do not leave workpiece at last, and keep the position of workpiece.
Shown in Fig. 2,3, the core roller mechanism is installed in the rolling wheel right side.In the core roller mechanism, be installed on the supporting base respectively as a pair of small slide block of core roller mount pad.Its SMIS roller is fixed in and can realizes the supporting to the core roller along on the small slide block of core roller guide rail movement, and to the channeling conduct of core roller; The core roller is connected on the planker by small slide block, planker is along core roller guide rail movement, core roller guide rail is equipped with sliding shoe or rolling bearing, planker is promoted by hydraulic jack or motor, when planker motion puts in place, under the effect of locking skewback, planker and core roller guide rail compressed fixing and the effect in place played with the latch segment of planker one.
The core roller (6) of core roller mechanism is installed in a pair of small slide block (7,7a), small slide block (7a) only allows core roller (6) its rotation relatively, one of them small slide block (7a) is connected on the planker (31), another small slide block (7) is installed on the supporting base (13), and its position is adjustable to small slide block (7a) coaxial.Planker (31) is contained on the core roller guide rail (28), core roller guide rail (28) is fixed on the supporting base (13a), sliding shoe or rolling bearing (29) and spring (30) are installed between core roller guide rail (28) and the planker (31), planker (31) moves in the mode of sliding or roll along core roller guide rail (28), when spring herein (30) guarantees planker (31) motion along guide rail movingly face move, and separate, and do not interfere during positioning and locking with guide rail stationary fit face with guide rail stationary fit face.Hydraulic jack or motor A (33) drive push rod (34) and promote planker (31) motion by spring (30), when planker (31) motion is positioned the piece prevention, push rod (34) compression spring (30), make latch segment (32) under the effect of locking skewback (35), drive planker (31) and compress, play the effect of afterwards locking of locating earlier with core roller guide rail (28) stationary fit face; Push rod during backhaul (34) drives locking skewback (35) motion back earlier and drives planker (31) motion by locking skewback (35), realizes loosening afterwards earlier moving.A pair of small slide block (7,7a) be core roller (6) location on the one hand, on the other hand as aiding support so that core roller (6) rotate; Core roller (6) and planker (31) thereof, core roller guide rail (28) integral installation are on supporting base (13a), supporting base (13a) is contained on the master slider (14), bolster (11) is fixed on the supporting base (13,13a), a pair of bogie wheel (12) is housed on the bolster (11), during work,, and main spreading power is passed in bogie wheel (12) because the motion of small slide block makes core roller (6) contact with a pair of bogie wheel (12), to reduce the bearing stride of core roller (6), improve its bearing capacity.
As shown in Figure 1, measuring mechanism is positioned at the middle part of lathe, the top of bogie wheel.Measuring mechanism is made up of gauge head, measuring staff, detecting sensor etc., this mechanism is installed on the master slider, and moves with master slider, and the value that detects workpiece is that core roller and workpiece contact point are to the external diameter of the other end, that is: inner diameter of workpiece adds a wall thickness, just the middle footpath of workpiece; This structure has reduced the influence of process system deformation, and when being reflected on the workpiece to the blank error of workpiece, the tolerance of workpiece all has distribution on interior external diameter, thereby reduces the margin of tolerance in (outward) footpath in the workpiece, the raising workpiece accuracy.
Be fixed on the measuring staff (9) with the contacted gauge head of workpiece (8) in the measuring mechanism, measuring staff (9) is connected on the moving element of detecting sensor (10), the retaining element of detecting sensor (10) is fixed on the master slider (14), because the standing part of detecting sensor (10) moves with master slider (14), gauge head (8) is a certain value just with the contacted measured value of workpiece like this, according to this value of measurement result is:
Detected value=workpiece diameter+workpiece
Like this, the workpiece size of control realizes that for wherein directly the error of part inside and outside diameter totally reduces.
As shown in Figure 1, the inclined-plane force-increasing mechanism is positioned at the right upper portion of lathe.In the inclined-plane force-increasing mechanism, promote the skewback motion by hydraulic jack or driven by motor push rod, and then promotion and contacted transition wheel of skewback or transition skewback, the bolster, the core roller that drive master slider again and be installed on the master slider are compressed into to rolling wheel, finish the spreading to the workpiece between rolling wheel and the core roller; Simultaneously, the effect through the inclined-plane reduces the influence of the fluctuation of loading system in the spreading process to the course of work.
Skewback in the inclined-plane force-increasing mechanism (16) is connected as a single entity with push rod (18), hydraulic jack on the push rod (18) or motor B (19) are fixed on the frame (1), skewback (16) is support with the block bearing (17) on the frame (1), middle continuous with rolling bearing or sliding surface, when push rod (18) moves, drive skewback (16) motion, promote and contacted transition wheel of skewback (16) or transition skewback (15), and then the master slider (14) that promotion links to each other with transition wheel or transition skewback (15) is along its guide rail movement, with the bogie wheel (12) that is installed on the master slider (14), core roller (6) is realized the spreading to workpiece together.
During the work of this lathe, start the motor of main shaft (4), the hydraulic jack of starting coil roller mechanism or motor A (33) are enclosed within workpiece blank on the core roller (6) when making core roller (6) enter in the small slide block (7) of an end.Circularity roller (5) holding workpieces blank external diameter with full circle mechanism, the hydraulic jack of starting inclined plane force-increasing mechanism or motor B (19) make bogie wheel (12) support core roller (6), simultaneously then, the gauge head (8) of measuring mechanism is contacted with workpiece blank, enter debugging and spreading duty.
Embodiment 2:
Full circle mechanism can implement another kind of scheme.As shown in Figure 4, circularity roller (5) is installed on lever (the 23 ') right-hand member, rotating shaft (24 ') is positioned at lever (23 ') middle part, be fixed on the bottom, left side of frame (1), full circle lower limit screw (20 ') is installed on the bottom, left side of frame (1), touch mutually with the right-hand member of lever (23 '), full circle upper limit screw (25 ') is installed on the bottom, left side of frame (1), touch mutually with the left end of lever (23 '), secondary hinge (21a ') lever (23 ') left end is linked to each other with the afterbody of hydraulic pressure aiding support (22 '), another secondary hinge (21 ') is fixed on the other end of hydraulic pressure aiding support (22 ') on the frame (1), circularity roller (5) serves as the location benchmark with muller (3), adjust full circle lower limit screw (20 ') and full circle upper limit screw (25 '), make circularity roller (5) keep the tram.Feeding at work of full circle mechanism and yielding can adapt to the workpiece of different model.
Claims (7)
1. the cold rolling machine of novel annular element is made up of main transmission, main shaft, muller, master slider, bogie wheel, control system, hydraulic system, lubricating system, full circle mechanism, core roller mechanism, measuring mechanism, it is characterized in that: full circle mechanism is made up of circularity roller (5), lever (23 or 23 '), rotating shaft (24 or 24 '), hydraulic pressure aiding support (22 or 22 '), secondary hinge (21,21a or 21 ', 21a '), full circle upper limit screw (25 or 25 '), full circle lower limit screw (20 or 20 '); The core roller mechanism is made up of core roller (6), small slide block (7,7a), core roller guide rail (28), planker (31), latch segment (32), hydraulic jack or motor A (33), push rod (34), locking skewback (35); Measuring mechanism is made up of gauge head (8), measuring staff (9), detecting sensor (10); The inclined-plane force-increasing mechanism of this lathe is made up of skewback (16), block bearing (17), push rod (18), hydraulic jack or motor B (19), transition wheel or transition skewback (15); Transition wheel or transition skewback (15) are contained on the master slider (14), core roller guide rail (28) is installed on the supporting base (13a), supporting base (13a) is contained on the master slider (14), and bolster (11) is fixed on the supporting base (13,13a), and a pair of bogie wheel (12) is housed on the bolster (11).
2, the cold rolling machine of a kind of novel annular element according to claim 1, it is characterized in that: the circularity roller (5) of full circle mechanism is installed on lever (22) right-hand member, the screw rod (26) that lever (23) is located by hinge (27) is fixed in frame (1) left upper portion, rotating shaft (24) is installed in frame (1) left upper portion, screw rod (26) below, be positioned at the middle hydraulic pressure aiding support (22) of lever (23) and hold its afterbody by secondary hinge (21), another secondary hinge (21a) is held its head, make hydraulic pressure aiding support (22) inclination certain angle support lever (23), full circle upper limit screw (25) is installed in frame (1) left upper portion, and full circle lower limit screw (20) is installed in bottom, frame (1) left side, the right-hand member of lever (23).
3, the cold rolling machine of a kind of novel annular element according to claim 1, it is characterized in that: the core roller (6) of core roller mechanism is by a pair of small slide block (7,7a) supporting, one of them small slide block (7a) is connected on the planker (31), planker (31) is contained on the core roller guide rail (28), latch segment (32) moves with planker (31), on hydraulic jack or the motor A (33) push rod (34) is housed, push rod (34) head is equipped with locking skewback (35), core roller (6), core roller guide rail (28), planker (31) integral installation is on supporting base (13a), and supporting base (13a) is installed on the master slider (14); Another small slide block (7) is installed on the supporting base (13).
4, the cold rolling machine of a kind of novel annular element according to claim 1, it is characterized in that: the gauge head of measuring mechanism (8) is fixed on the measuring staff (9), measuring staff (9) is connected on the moving element of detecting sensor (10), and the retaining element of detecting sensor (10) is fixed on the master slider (14).
5, the cold rolling machine of a kind of novel annular element according to claim 1, it is characterized in that: the hydraulic jack of inclined-plane force-increasing mechanism or motor B (19) are fixed on top, frame (1) right side, on hydraulic jack or the motor B (19) push rod (18) is housed, push rod (18) head is equipped with skewback (16), and the block bearing (17) that closely pastes mutually with skewback (16) is installed in frame (1) right side.
6, the cold rolling machine of a kind of novel annular element according to claim 1, it is characterized in that: full circle mechanism also can be: circularity roller (5) is installed on lever (the 23 ') right-hand member, the rotating shaft (24 ') that is positioned at lever (23 ') middle part is fixed on bottom, frame (1) left side, full circle lower limit screw (20 ') is installed on the bottom, left side of frame (1), touch mutually with the right-hand member of lever (23 '), full circle upper limit screw (25 ') is installed on the bottom, left side of frame (1), touch mutually with the left end of lever (23 '), secondary hinge (21a ') lever (23 ') left end is linked to each other with the afterbody of hydraulic pressure aiding support (22 '), secondary hinge (21 ') is fixed on the other end of hydraulic pressure aiding support (22 ') on the frame (1).
7, the cold rolling machine of a kind of novel annular element according to claim 3 is characterized in that: sliding shoe or rolling bearing (29) and spring (30) are installed between the core roller guide rail (28) of core roller mechanism and the planker (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03246013 CN2656048Y (en) | 2003-06-23 | 2003-06-23 | New type ring shaped matter cold rolling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03246013 CN2656048Y (en) | 2003-06-23 | 2003-06-23 | New type ring shaped matter cold rolling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2656048Y true CN2656048Y (en) | 2004-11-17 |
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ID=34327046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03246013 Expired - Lifetime CN2656048Y (en) | 2003-06-23 | 2003-06-23 | New type ring shaped matter cold rolling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2656048Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100404162C (en) * | 2006-09-01 | 2008-07-23 | 武汉理工大学 | Feeding rate and work-piece size controlling means during cold ring rolling process |
-
2003
- 2003-06-23 CN CN 03246013 patent/CN2656048Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100404162C (en) * | 2006-09-01 | 2008-07-23 | 武汉理工大学 | Feeding rate and work-piece size controlling means during cold ring rolling process |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130623 Granted publication date: 20041117 |