CN103624558A - Large linkage digital control rotation equipment for bolt drawing machine - Google Patents
Large linkage digital control rotation equipment for bolt drawing machine Download PDFInfo
- Publication number
- CN103624558A CN103624558A CN201310715189.8A CN201310715189A CN103624558A CN 103624558 A CN103624558 A CN 103624558A CN 201310715189 A CN201310715189 A CN 201310715189A CN 103624558 A CN103624558 A CN 103624558A
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- China
- Prior art keywords
- workbench
- brake block
- working platform
- piston
- worm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q16/00—Equipment for precise positioning of tool or work into particular locations not otherwise provided for
- B23Q16/02—Indexing equipment
- B23Q16/04—Indexing equipment having intermediate members, e.g. pawls, for locking the relatively movable parts in the indexed position
- B23Q16/06—Rotary indexing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention provides large linkage digital control rotation equipment for a bolt drawing machine. The large linkage digital control rotation equipment comprises a body, wherein a main shaft and a sensor are arranged on the body, a worm wheel is arranged on the main shaft and meshed with a worm rod, a working platform is arranged at the uppermost end of the body, the worm rod is connected with a servo motor through a coupler, and is a dual-screw pitch gradually-thickening worm rod, a worm wheel hub is fixedly arranged on the worm wheel and fixedly connected with the working platform, a coder is arranged on the working platform, a guide rail is arranged at the lower end of the working platform, a wear plate is arranged between the guide rail and the body, a plurality of pairs of brake blocks are uniformly arranged below the working platform and are fixedly connected with the working platform, a piston rod is arranged at the upper ends of the brake blocks and penetrates through the brake blocks to be connected with a piston in a hydraulic cylinder, a disc spring is arranged between the piston rod and the brake blocks, and a brake column is arranged between the brake blocks and the piston. The rotation equipment provided by the invention is capable of meeting processing requirements on bolt drawing machines for a nuclear power plant and other various large-size and super-heavy workpieces.
Description
Technical field
The invention belongs to mechanical field, relate 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 also seldom, is generally 10 tons, for weight, surpasses the large workpiece that 10 tons, diameter surpass 2.5m, cannot realize processing needs, the range of work of numerical control borer and milling machine is restricted.The bolt stretching machine of used in nuclear power station particularly, 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.
Summary of the invention
The invention 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.
Technical scheme of the present invention is achieved in that large-scale interlocked numerical controlled apparatus for rotating for 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 invention has the beneficial effects as follows: the workbench maximum rotating diameter of apparatus for rotating of the present invention 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 invention;
Fig. 2 is that the A of Fig. 1 of the present invention is to schematic diagram;
Fig. 3 is the local enlarged diagram of Fig. 1 of the present invention.
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 invention will be further described: 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 and worm screw 9 engagements, 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 has just formed relative motion with 1 of body on being fixed on base surface, 1 of guide rail 5 and body are fixed with wear plate 4, after being used a period of time, equipment just has the wearing and tearing of certain procedures, by changing the wear plate 4 of 1 of guide rail 5 and body, just can, both facilitated maintenance, saved again maintenance cost.
When 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 and by a series of electromagnetic component, reach the object of fastening system, whole locking device is fixed on body 1, the epicoele cut-in pressure of hydraulic cylinder 17 oil, under the effect of pressure oil, piston 12 moves downward, thereby drive piston rod 16 also to move downward together, piston rod 16 is when 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, when 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 next step running again.
Claims (2)
1. 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) and worm screw (9) engagement, 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 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 |
|---|---|---|---|
| CN201310715189.8A CN103624558A (en) | 2013-12-23 | 2013-12-23 | Large linkage digital control rotation equipment for bolt drawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310715189.8A CN103624558A (en) | 2013-12-23 | 2013-12-23 | Large linkage digital control rotation equipment for bolt drawing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103624558A true CN103624558A (en) | 2014-03-12 |
Family
ID=50206197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310715189.8A Pending CN103624558A (en) | 2013-12-23 | 2013-12-23 | Large linkage digital control rotation equipment for bolt drawing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103624558A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942775A (en) * | 2015-06-01 | 2015-09-30 | 东南大学 | Servo-type multi-station rotary table and precision property testing device thereof |
| CN105345491A (en) * | 2015-12-24 | 2016-02-24 | 浙江博雷重型机床制造有限公司 | Rotary working table |
| CN105382558A (en) * | 2015-12-24 | 2016-03-09 | 浙江博雷重型机床制造有限公司 | Integrated high-accuracy servo revolving platform |
| CN105414996A (en) * | 2015-12-24 | 2016-03-23 | 浙江博雷重型机床制造有限公司 | Vertical lathe |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4274773A (en) * | 1978-05-03 | 1981-06-23 | Ex-Cell-O Gmbh | Rotary index table |
| CN201618971U (en) * | 2010-03-06 | 2010-11-03 | 营口重型机床集团有限公司 | Numerical-control rotary table |
| JP2010280034A (en) * | 2009-06-04 | 2010-12-16 | Nikken Kosakusho Works Ltd | Rotary table device |
| CN101954597A (en) * | 2010-10-11 | 2011-01-26 | 烟台环球机床附件集团有限公司 | Heavy-load numerical control rotating table |
| CN203636372U (en) * | 2013-12-23 | 2014-06-11 | 烟台通用机械设备制造有限公司 | Large-scale linkage numerically-controlled revolution equipment for bolt stretcher |
-
2013
- 2013-12-23 CN CN201310715189.8A patent/CN103624558A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4274773A (en) * | 1978-05-03 | 1981-06-23 | Ex-Cell-O Gmbh | Rotary index table |
| JP2010280034A (en) * | 2009-06-04 | 2010-12-16 | Nikken Kosakusho Works Ltd | Rotary table device |
| CN201618971U (en) * | 2010-03-06 | 2010-11-03 | 营口重型机床集团有限公司 | Numerical-control rotary table |
| CN101954597A (en) * | 2010-10-11 | 2011-01-26 | 烟台环球机床附件集团有限公司 | Heavy-load numerical control rotating table |
| CN203636372U (en) * | 2013-12-23 | 2014-06-11 | 烟台通用机械设备制造有限公司 | Large-scale linkage numerically-controlled revolution equipment for bolt stretcher |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942775A (en) * | 2015-06-01 | 2015-09-30 | 东南大学 | Servo-type multi-station rotary table and precision property testing device thereof |
| CN105345491A (en) * | 2015-12-24 | 2016-02-24 | 浙江博雷重型机床制造有限公司 | Rotary working table |
| CN105382558A (en) * | 2015-12-24 | 2016-03-09 | 浙江博雷重型机床制造有限公司 | Integrated high-accuracy servo revolving platform |
| CN105414996A (en) * | 2015-12-24 | 2016-03-23 | 浙江博雷重型机床制造有限公司 | Vertical lathe |
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Application publication date: 20140312 |