A kind of turning device for gas generator general assembly
Technical field
The invention belongs to gas generator mounting technology, relate to a kind of turning device for big-and-middle-sized gas generator general assembly.
Background technology
At present, big-and-middle-sized gas generator totally assembles and overturns with complete machine is generally separate operation, namely first completes overall assembling, then realizes switching process by two cranes by manual adjustment angle of inclination.Its shortcoming is: the first, because gas generator volume, weight are all larger, turning operation process stability is poor, easily causes damage parts, poor reliability.The second, in turning operation process, employment is many, operation sequence is complicated, workload is large, inefficiency, there is potential safety hazard.
Summary of the invention
The object of the invention is: a kind of turning device for big-and-middle-sized gas generator general assembly is provided, to ensure that turning operation process stabilization is reliable, avoid damage parts; Meanwhile, reduce operating personnel and workload, simplify procedures, increase work efficiency, eliminate safe hidden trouble.
Technical scheme of the present invention is: a kind of turning device for gas generator general assembly, is characterized in that: it is made up of base assembly, upset assembly and driven unit, base assembly is made up of base plate 1a, two support plate 1b, a support and retaining mechanisms, base plate 1a is a flat board, the structure of two support plate 1b is identical and be parallel to each other, the lower end of two support plate 1b is connected for overall by welding or screw connection with the middle part of base plate 1a upper surface, a support plate axis hole is had on the top of support plate 1b, two support plate axis holes are coaxial, and the axis of support plate axis hole keeps level, support is by two riser 4a, a side plate 4b, a top board 4c, first ears 5, first binaural axis 5a, band earrings bolt 6 and locking nut 7 form, the structure of two riser 4a is identical and be parallel to each other, the lower end of two riser 4a is connected for overall by welding or screw connection with base plate 1a upper surface, two riser 4a are positioned at the left side of two support plate 1b, top board 4c is positioned at above two riser 4a, the upper side of the lower surface of top board 4c and two riser 4a is welded as entirety, the position of side plate 4b close top board 4c between two riser 4a, the inner surface of the front and back sides of side plate 4b and two riser 4a is welded as entirety, the upper side of side plate 4b and the lower surface of top board 4c are welded as entirety, first ears 5 are welded on the middle part of side plate 4b, first binaural axis 5a is through in the axis hole of the first ears 5, earrings with earrings bolt 6 to be enclosed within the first binaural axis 5a between the auricle of the first ears 5, locking nut 7 is screwed on the screw rod of band earrings bolt 6, upset assembly is made up of roll-over table 8, roll-over table ears 8a, adapter ring 9, roll-over table hinge axis 10, adapter ring set bolt 11, second ears 12 and the second binaural axis 12a, roll-over table 8 is disks, roll-over table ears 8a is positioned at below roll-over table 8, middle part roll-over table ears 8a being fixed on roll-over table 8 lower surface is connected by welding or screw, the position of roll-over table ears 8a and the position correspondence of two support plate 1b, roll-over table ears 8a is between two support plate 1b, roll-over table hinge axis 10 forms chain connection through making roll-over table ears 8a and two support plate 1b after the roll-over table ears axis hole on support plate axis hole and roll-over table ears 8a, the rear end of roll-over table hinge axis 10 is with convex shoulder, the front end of roll-over table hinge axis 10 is with annular groove, by being arranged on snap ring 13 in annular groove by the axial location of roll-over table hinge axis 10, adapter ring 9 is annulus, and it is fixed on the upper surface of roll-over table 8 by the adapter ring set bolt 11 be uniformly distributed along the circumference, and adapter ring 9 and roll-over table 8 keep coaxial, and adapter ring 9 has the screwed hole for installing gas generator be uniformly distributed along the circumference, second ears 12 are fastened on the lower surface of roll-over table 8, near the position of right hand edge by welding or screw, the circumference side of roll-over table 8 left end has locking ears 8b, the position of locking ears 8b and the position correspondence of the first ears 5, locking ears 8b and roll-over table 8 integrally shape, driven unit is made up of two executor supports 2 and actuator 3, the structure of two executor supports 2 is identical and be parallel to each other, the lower end of two executor supports 2 is connected by screw and is connected for overall with base plate 1a upper surface, an executor support axis hole is respectively had on the top of two executor supports 2, two executor support axis holes are coaxial, roll-over table ears axis hole on the axis of two executor support axis holes and roll-over table ears 8a and the axis being parallel of the second ears 12 upper shaft hole, two executor supports 2 are between two support plate 1b and support, an annular boss 3a is had at the middle part of actuator 3 cylindrical shell, a minor axis 3b is respectively had in the both sides, front and back of annular boss 3a, two minor axis 3b are coaxial, the axis of two minor axis 3b and the axis vertical take-off of actuator 3, actuator 3 is between two executor supports 2, two minor axis 3b from inside to outside pass from the executor support axis hole on two executor support 2 tops respectively and keep being rotatably assorted, the earrings of actuator 3 piston rod end is between the auricle of the second ears 12, the termination of actuator 3 piston rod and the second ears 12 are made to form chain connection by the second binaural axis 12a, when the piston rod of actuator 3 is positioned at the extreme position of retraction, roll-over table 8 is positioned at the extreme position be tilted to the right, when the piston rod of actuator 3 is positioned at the extreme position stretched out, roll-over table 8 is positioned at horizontal level, and the upper surface of top board 4c and the lower surface of roll-over table 8 are fitted, now, can rotate up between the auricle entering locking ears 8b with earrings bolt 6, screwing locking nut 7 can lock roll-over table 8.
Advantage of the present invention: provide a kind of turning device for big-and-middle-sized gas generator general assembly, can ensure that turning operation process stabilization is reliable, avoid damage parts; Meanwhile, decrease operating personnel and workload, simplify operation sequence, improve operating efficiency, eliminate potential safety hazard.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.In Fig. 1, in paper, direction is rear, and the outer direction of paper is front, up and down unchanged direction.For support plate 1b, its inner surface towards roll-over table ears 8a, its outer surface roll-over table ears 8a dorsad.
Fig. 2 is the left view of Fig. 1.In Fig. 2, drawing left is rear, and drawing right is front, and in paper, direction is right, and the outer direction of paper is left.
Detailed description of the invention
Below the present invention is described in further details.See Fig. 1,2, a kind of turning device for gas generator general assembly, is characterized in that: it is made up of base assembly, upset assembly and driven unit, base assembly is made up of base plate 1a, two support plate 1b, a support and retaining mechanisms, base plate 1a is a flat board, the structure of two support plate 1b is identical and be parallel to each other, the lower end of two support plate 1b is connected for overall by welding or screw connection with the middle part of base plate 1a upper surface, a support plate axis hole is had on the top of support plate 1b, two support plate axis holes are coaxial, and the axis of support plate axis hole keeps level, support is by two riser 4a, a side plate 4b, a top board 4c, first ears 5, first binaural axis 5a, band earrings bolt 6 and locking nut 7 form, the structure of two riser 4a is identical and be parallel to each other, the lower end of two riser 4a is connected for overall by welding or screw connection with base plate 1a upper surface, two riser 4a are positioned at the left side of two support plate 1b, top board 4c is positioned at above two riser 4a, the upper side of the lower surface of top board 4c and two riser 4a is welded as entirety, the position of side plate 4b close top board 4c between two riser 4a, the inner surface of the front and back sides of side plate 4b and two riser 4a is welded as entirety, the upper side of side plate 4b and the lower surface of top board 4c are welded as entirety, first ears 5 are welded on the middle part of side plate 4b, first binaural axis 5a is through in the axis hole of the first ears 5, earrings with earrings bolt 6 to be enclosed within the first binaural axis 5a between the auricle of the first ears 5, locking nut 7 is screwed on the screw rod of band earrings bolt 6, upset assembly is made up of roll-over table 8, roll-over table ears 8a, adapter ring 9, roll-over table hinge axis 10, adapter ring set bolt 11, second ears 12 and the second binaural axis 12a, roll-over table 8 is disks, roll-over table ears 8a is positioned at below roll-over table 8, middle part roll-over table ears 8a being fixed on roll-over table 8 lower surface is connected by welding or screw, the position of roll-over table ears 8a and the position correspondence of two support plate 1b, roll-over table ears 8a is between two support plate 1b, roll-over table hinge axis 10 forms chain connection through making roll-over table ears 8a and two support plate 1b after the roll-over table ears axis hole on support plate axis hole and roll-over table ears 8a, the rear end of roll-over table hinge axis 10 is with convex shoulder, the front end of roll-over table hinge axis 10 is with annular groove, by being arranged on snap ring 13 in annular groove by the axial location of roll-over table hinge axis 10, adapter ring 9 is annulus, and it is fixed on the upper surface of roll-over table 8 by the adapter ring set bolt 11 be uniformly distributed along the circumference, and adapter ring 9 and roll-over table 8 keep coaxial, and adapter ring 9 has the screwed hole for installing gas generator be uniformly distributed along the circumference, second ears 12 are fastened on the lower surface of roll-over table 8, near the position of right hand edge by welding or screw, the circumference side of roll-over table 8 left end has locking ears 8b, the position of locking ears 8b and the position correspondence of the first ears 5, locking ears 8b and roll-over table 8 integrally shape, driven unit is made up of two executor supports 2 and actuator 3, the structure of two executor supports 2 is identical and be parallel to each other, the lower end of two executor supports 2 is connected by screw and is connected for overall with base plate 1a upper surface, an executor support axis hole is respectively had on the top of two executor supports 2, two executor support axis holes are coaxial, roll-over table ears axis hole on the axis of two executor support axis holes and roll-over table ears 8a and the axis being parallel of the second ears 12 upper shaft hole, two executor supports 2 are between two support plate 1b and support, an annular boss 3a is had at the middle part of actuator 3 cylindrical shell, a minor axis 3b is respectively had in the both sides, front and back of annular boss 3a, two minor axis 3b are coaxial, the axis of two minor axis 3b and the axis vertical take-off of actuator 3, actuator 3 is between two executor supports 2, two minor axis 3b from inside to outside pass from the executor support axis hole on two executor support 2 tops respectively and keep being rotatably assorted, the earrings of actuator 3 piston rod end is between the auricle of the second ears 12, the termination of actuator 3 piston rod and the second ears 12 are made to form chain connection by the second binaural axis 12a, when the piston rod of actuator 3 is positioned at the extreme position of retraction, roll-over table 8 is positioned at the extreme position be tilted to the right, when the piston rod of actuator 3 is positioned at the extreme position stretched out, roll-over table 8 is positioned at horizontal level, and the upper surface of top board 4c and the lower surface of roll-over table 8 are fitted, now, can rotate up between the auricle entering locking ears 8b with earrings bolt 6, screwing locking nut 7 can lock roll-over table 8.
Using method of the present invention is: during assembling, is first fixed by bolts to by the front housing of gas generator lowermost end in the screwed hole that adapter ring 9 is uniformly distributed along the circumference, then assembles; To be assembled complete after upset time, first the frock on crane and gas generator top is connected and fixed by lifting rope, and tensioning lifting rope, unclamp locking nut 7 again and open band earrings bolt 6, by the direction slowly movement of crane to upset, gas generator is made to rotate to upset level around roll-over table hinge axis 10 under crane booster action; Unclamp the adapter ring set bolt 11 between roll-over table 8 and adapter ring 9, adapter ring 9 together shifts out with gas generator; Open air-path control system switch, utilize actuator 3 that roll-over table 8 is pushed back to level, then band earrings bolt 6 is rotated up enter locking ears 8b auricle between, screw locking nut 7 and roll-over table 8 locked, and close air-path control system switch; After gas generator is steadily placed, then the bolt be uniformly distributed along the circumference between adapter ring 9 and gas generator is unclamped, remove adapter ring 9, and be fixed on adapter ring set bolt 11 on the upper surface of roll-over table 8.