CN203636372U - Large-scale linkage numerically-controlled revolution equipment for bolt stretcher - Google Patents
Large-scale linkage numerically-controlled revolution equipment for bolt stretcher Download PDFInfo
- Publication number
- CN203636372U CN203636372U CN201320852307.5U CN201320852307U CN203636372U CN 203636372 U CN203636372 U CN 203636372U CN 201320852307 U CN201320852307 U CN 201320852307U CN 203636372 U CN203636372 U CN 203636372U
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- workbench
- worm
- worm gear
- brake block
- piston
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Abstract
The utility model provides large-scale linkage numerically-controlled revolution equipment for a bolt stretcher. The equipment comprises a body. A main shaft and a sensor are arranged on the body. A worm gear is mounted on the main shaft and engaged with a worm. The upper end of the body is equipped with a workbench. The worm is connected with a servo motor by a shaft coupling. The worm is a double-pitch gradually-thickened worm. A worm gear hub is fixedly mounted on the worm gear and fixedly connected with the workbench. The workbench is equipped with an encoder, and the lower end of the workbench is equipped with a guide rail. A wear resistant sheet is mounted between the guide rail and the body. Multiple pairs of brake discs are uniformly distributed below the workbench and fixedly connected with the workbench. A piston rod is arranged on the upper end of the brake discs and penetrates through the brake discs to be connected with a piston in a hydraulic cylinder. A disk spring is arranged between the piston rod and the brake discs, and a brake column is arranged between the brake discs and the piston. The revolution equipment of the utility model can satisfy processing requirements of the bolt stretcher for a nuclear power station as well as processing requirements of other various large-size and super-heavy workpieces.
Description
Technical field
The utility model belongs to mechanical field, relates in particular to large-scale interlocked numerical controlled apparatus for rotating for a kind of bolt stretching machine.
Background technology
Utilize at present numerical control borer and milling machine to carry out parts machining, the digital control platform that part numerical control borer and milling machine adopt and equipment matches is rotated calibration processing, but the diameter of platform is less, be generally 2.5m, the weight can bear is also little, is generally 10 tons, exceedes for weight the large workpiece that 10 tons, diameter exceed 2.5m, cannot realize processing needs, the range of work of numerical control borer and milling machine is restricted.The particularly bolt stretching machine of used in nuclear power station, requirement on machining accuracy is high, requirement on machining accuracy reaches 0.15mm, and concentricity need reach 0.1mm, and the depth of parallelism need reach 0.2mm, appearance and size maximum gauge is 4800 mm, blank weight is about 43 tons, and domestic do not have equipment can reach processing request, can only rely on external import, the cost that has strengthened product drops into, and has also restricted the development of nuclear power.
Utility model content
The utility model provides large-scale interlocked numerical controlled apparatus for rotating for a kind of bolt stretching machine, solved the shortcoming that rotary table in background technology cannot machining large workpiece.
The technical solution of the utility model is achieved in that large-scale interlocked numerical controlled apparatus for rotating for a kind of bolt stretching machine, comprise body, body is provided with main shaft and sensor, on main shaft, be equipped with worm gear, worm gear and worm engaging, body is equipped with workbench topmost, worm screw is connected with servomotor by shaft coupling, worm screw is gradually thick worm screw of two pitch airscrew, on worm gear, be fixedly equipped with worm gear hub, worm gear hub is fixedly connected with workbench, on workbench, be equipped with encoder, workbench lower end is equipped with guide rail, between guide rail and body, be equipped with wear plate, workbench below is evenly equipped with multipair brake block, brake block is fixedly connected with workbench, brake block upper end is provided with piston rod, piston rod is connected with the piston in hydraulic cylinder through brake block, between piston rod and brake block, be provided with dish spring, between brake block and piston, be provided with braking column,
Described brake block is 12 pairs.
The beneficial effects of the utility model are: the workbench maximum rotating diameter of apparatus for rotating of the present utility model reaches 5000mm, the maximum of whole apparatus for rotating is capable of carrying a load of 60T, can realize the processing request to used in nuclear power station bolt stretching machine and other various large scales, excess weight workpiece, angle of revolution is 0-360 °, rotating accuracy is 0.01 °, thereby realizes the accurate processing request of multi-angle.
Accompanying drawing explanation
Fig. 1 is generalized section of the present utility model;
Fig. 2 is that the A of the utility model Fig. 1 is to schematic diagram;
Fig. 3 is the local enlarged diagram of the utility model Fig. 1.
Part explanation: 1, body, 2, worm gear, 3, worm gear hub, 4, wear plate, 5, guide rail, 6, workbench, 7, encoder, 8, sensor, 9, worm screw, 10, shaft coupling, 11, servomotor, 12, piston, 13, braking column, 14, brake block, 15, dish spring, 16, piston rod, 17, hydraulic cylinder, 18, main shaft.
The specific embodiment
For Comprehension and Implementation better, below in conjunction with accompanying drawing, the utility model is further described: large-scale interlocked numerical controlled apparatus for rotating for a kind of bolt stretching machine, comprise body 1, body 1 is provided with main shaft 18 and sensor 8, on main shaft 18, be equipped with worm gear 2, worm gear 2 engages with worm screw 9, body 1 is equipped with workbench 6 topmost, worm screw 9 is connected with servomotor 11 by shaft coupling 10, worm screw 9 is gradually thick worm screw of two pitch airscrew, on worm gear 2, be fixedly equipped with worm gear hub 3, worm gear hub 3 is fixedly connected with workbench 6, on workbench 6, be equipped with encoder 7, workbench 6 lower ends are equipped with guide rail 5, between guide rail 5 and body 1, be equipped with wear plate 4, workbench 6 belows are evenly equipped with 12 pairs of brake blocks 14, brake block 14 is fixedly connected with workbench 6, brake block 14 upper ends are provided with piston rod 16, piston rod 16 is connected with the piston 12 in hydraulic cylinder 17 through brake block 14, between piston rod 16 and brake block 14, be provided with dish spring 15, between brake block 14 and piston 12, be provided with braking column 13.
The workpiece that need are processed fixes on the workbench 6 of apparatus for rotating, on the PLC of numerical control borer and milling machine, finish operational order, then instruction is sent to the encoder 7 of apparatus for rotating, also send servomotor 11 simultaneously to, servomotor 11 starts startup work after receiving instruction, motor 11 is connected by shaft coupling 10 with worm screw 9, motor 11 drives worm screw 9 to rotate together, and then worm screw 9 drives worm gear 2 to rotate together, on worm gear 2, be fixed with worm gear hub 3, worm gear 2 drives worm gear hub 3 to rotate together, workbench 6 is fixed on worm gear hub 3, when worm gear hub 3 rotates, workbench 6 also rotates together, the rotation of respective angles is done in the instruction that the rotation of workbench 6 is also just driving the workpiece on workbench 6 to send by encoder 7, guide rail 5 is fixed together with workbench 6, when workbench 6 rotates along with apparatus for rotating, guide rail 5 also rotates together, like this by the effect of guide rail 5, workbench 6 be fixed on base surface on body 1 between just formed relative motion, between guide rail 5 and body 1, be fixed with wear plate 4, after using a period of time, equipment just has the wearing and tearing of certain procedures, just can by the wear plate 4 of changing between guide rail 5 and body 1, both facilitated maintenance, save again maintenance cost.
In the time that equipment turns to suitable position, sensor 8 can feed back to PLC instruction area by information, the information feeding back to is received in PLC instruction area like this, just send instruction reaches fastening system object by a series of electromagnetic component, whole locking device is fixed on body 1, the epicoele cut-in pressure oil of hydraulic cylinder 17, under the effect of pressure oil, piston 12 moves downward, thereby drive piston rod 16 also to move downward together, piston rod 16 is in moving downward, also by the dish spring 15 being fixed thereon in compressive state, under dish spring 15 and tight post 13 actings in conjunction of stopping, clamp brake block 14, the effect of frictionally between brake block 14 and workbench 6, make workbench in locking state, in the time that workbench 6 need to turn round, first make the epicoele of hydraulic cylinder 17 connect oil return line, pressure oil is discharged, the epicoele of hydraulic cylinder 17 has not had pressure, piston 12 just drives piston rod 16 to rise, and dish spring 15 is in relaxed state, and brake block 14 unclamps with the tight post 13 of stopping, there is no frictional force, workbench 6 just can carry out by the instruction of encoder 7 again next step running.
Claims (2)
1. a large-scale interlocked numerical controlled apparatus for rotating for bolt stretching machine, comprise body (1), body (1) is provided with main shaft (18) and sensor (8), on main shaft (18), be equipped with worm gear (2), worm gear (2) engages with worm screw (9), body (1) is equipped with workbench (6) topmost, it is characterized in that worm screw (9) is connected with servomotor (11) by shaft coupling (10), worm screw (9) is gradually thick worm screw of two pitch airscrew, the upper worm gear hub (3) that is fixedly equipped with of worm gear (2), worm gear hub (3) is fixedly connected with workbench (6), on workbench (6), be equipped with encoder (7), workbench (6) lower end is equipped with guide rail (5), between guide rail (5) and body (1), be equipped with wear plate (4), workbench (6) below is evenly equipped with multipair brake block (14), brake block (14) is fixedly connected with workbench (6), brake block (14) upper end is provided with piston rod (16), piston rod (16) is connected with the piston (12) in hydraulic cylinder (17) through brake block (14), between piston rod (16) and brake block (14), be provided with dish spring (15), between brake block (14) and piston (12), be provided with braking column (13).
2. large-scale interlocked numerical controlled apparatus for rotating for a kind of bolt stretching machine according to claim 1, is characterized in that described brake block (14) is 12 pairs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320852307.5U CN203636372U (en) | 2013-12-23 | 2013-12-23 | Large-scale linkage numerically-controlled revolution equipment for bolt stretcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320852307.5U CN203636372U (en) | 2013-12-23 | 2013-12-23 | Large-scale linkage numerically-controlled revolution equipment for bolt stretcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203636372U true CN203636372U (en) | 2014-06-11 |
Family
ID=50867651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320852307.5U Expired - Fee Related CN203636372U (en) | 2013-12-23 | 2013-12-23 | Large-scale linkage numerically-controlled revolution equipment for bolt stretcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203636372U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103624558A (en) * | 2013-12-23 | 2014-03-12 | 烟台通用机械设备制造有限公司 | Large linkage digital control rotation equipment for bolt drawing machine |
-
2013
- 2013-12-23 CN CN201320852307.5U patent/CN203636372U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103624558A (en) * | 2013-12-23 | 2014-03-12 | 烟台通用机械设备制造有限公司 | Large linkage digital control rotation equipment for bolt drawing machine |
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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: 20140611 Termination date: 20151223 |
|
| EXPY | Termination of patent right or utility model |