CN113843128A - Tower crane standard knot and anti-corrosion spraying process thereof - Google Patents
Tower crane standard knot and anti-corrosion spraying process thereof Download PDFInfo
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- CN113843128A CN113843128A CN202111112814.0A CN202111112814A CN113843128A CN 113843128 A CN113843128 A CN 113843128A CN 202111112814 A CN202111112814 A CN 202111112814A CN 113843128 A CN113843128 A CN 113843128A
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- 238000005507 spraying Methods 0.000 title claims abstract description 56
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000005260 corrosion Methods 0.000 title claims abstract description 20
- 239000007921 spray Substances 0.000 claims abstract description 81
- 230000033001 locomotion Effects 0.000 claims abstract description 20
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 45
- 238000005096 rolling process Methods 0.000 claims description 17
- 238000010030 laminating Methods 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract 1
- 230000000670 limiting effect Effects 0.000 description 30
- 230000000694 effects Effects 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000004922 lacquer Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
- B05B13/0228—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the movement of the objects being rotative
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
- B05B13/0271—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the object or work standing still during the spraying operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—Arrangement or mounting of spray heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/06—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies
- B05B13/0627—Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/06—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies
- B05B13/0645—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies the hollow bodies being rotated during treatment operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/68—Arrangements for adjusting the position of spray heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/22—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes
- B05D7/222—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes of pipes
- B05D7/225—Coating inside the pipe
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Spray Control Apparatus (AREA)
Abstract
The application relates to a tower crane standard knot and an anti-corrosion spraying process thereof, wherein the anti-corrosion spraying process of the tower crane standard knot comprises the following steps of S1, determining the diameter of a square pipe: according to the diameter of the square tube, the outer spray tube is controlled to move on the rack through the adjusting device, the distance between the inner spray tube and the outer spray tube is adjusted, and the outer spray tube is ensured to be positioned on the outer side above the square tube; s2, fixing a square tube: the end part of the square tube is fixedly connected with the bracket through a fixing device; s3, rotating a square tube: the bracket is controlled to rotate intermittently on the frame through the intermittent assembly; s4, spraying: in the intermittent motion process of the inner spray pipe, the inner spray pipe and the outer spray pipe start spraying simultaneously; s5, dismantling the square tube: the square tube is detached from the bracket to finish the spraying work; the outer spray pipe and the inner spray pipe are both horizontally arranged, and the peripheral wall is provided with a plurality of spray holes distributed along the same horizontal line. This application has the work efficiency who promotes the side pipe spraying, reduces the energy consumption, saves the resource and also reduces staff intensity of labour simultaneously.
Description
Technical Field
The application relates to the technical field of machining of standard sections of tower cranes, in particular to a standard section of a tower crane and an anti-corrosion spraying process thereof.
Background
At present, a tower crane standard knot plays an important role in mechanical equipment such as cranes, tower wagons, elevators and the like, a good standard knot can not only improve the stability of heavy machines, but also improve the safety performance of the whole machine, so the tower crane standard knot is an important component of a tower crane, the tower crane standard knot generally adopts angle steel, but more and more manufacturers adopt square steel, and although the structural strength of the square steel is higher than that of the angle steel, the spraying of an anti-rust paint inside the square steel is a more difficult process of the square steel.
Chinese patent with application number CN201621180988.5 in the correlation technique provides a tower crane standard festival automatic spraying device, including motor, belt pulley, gear one, gear two, cam, pendulum rod, guide arm, send lacquer pipe, cylinder gyro wheel, the belt is installed between motor and the belt pulley, the belt pulley with gear one is coaxial, gear one is connected gear two through the meshing transmission, gear two with the cam is coaxial, the cam is through high vice connection the pendulum rod, the pendulum rod is connected through revolute pair the guide arm, gear one also is coaxial with cylinder gyro wheel, send lacquer pipe lower part to be fixed in the arc inslot of cylinder gyro wheel, send lacquer pipe upper portion with the guide arm is connected.
In view of the above-mentioned related art, the inventor believes that there is a drawback in that the paint supply pipe is used for painting the inner wall of the square pipe, but the outer wall of the square pipe needs to be painted separately, which makes the painting work troublesome.
Disclosure of Invention
In order to improve the efficiency of square tube spraying, the application provides a tower crane standard knot and an anti-corrosion spraying process thereof.
The application provides an anti-corrosion spraying process for a tower crane standard knot, which adopts the following technical scheme:
an anti-corrosion spraying process for a standard knot of a tower crane comprises the following steps,
s1, determining the diameter of the square tube: according to the diameter of the square tube, the outer spray tube is controlled to move on the rack through the adjusting device, the distance between the inner spray tube and the outer spray tube is adjusted, and the outer spray tube is ensured to be positioned on the outer side above the square tube;
s2, fixing a square tube: the end part of the square tube is fixedly connected with the bracket through a fixing device;
s3, rotating a square tube: the bracket is controlled to rotate intermittently on the frame through the intermittent assembly;
s4, spraying: in the intermittent motion process of the inner spray pipe, the inner spray pipe and the outer spray pipe start spraying simultaneously;
s5, dismantling the square tube: the square tube is detached from the bracket to finish the spraying work;
the outer spray pipe and the inner spray pipe are both horizontally arranged, and the peripheral wall is provided with a plurality of spray holes distributed along the same horizontal line.
Through adopting above-mentioned technical scheme, through the outer spray tube of adjusting device control motion in the frame, distance between spray tube and the outer spray tube in the regulation, ensure that outer spray tube is located the side pipe top outside, manage the pipe box and locate the interior spray tube outside, and manage the pipe end fixing on the support through fixing device, utilize intermittent type subassembly control support to make intermittent type motion, interior spray tube and outer spray tube carry out the spraying to the inner wall and the outer wall of square pipe respectively simultaneously, treat the spraying work and accomplish the back, manage and demolish from the support square pipe, because the work of spouting outward and interior spraying goes on simultaneously, promote the spraying efficiency of square pipe greatly.
Preferably, adjusting device includes adjusting screw, adjusting nut, adjusting block and locating part, the vertical through-hole that is provided with of frame, adjusting screw with adjusting block fixed connection, adjusting block with outer spray tube fixed connection, adjusting screw sliding connection in the through-hole, adjusting nut with the frame rotates to be connected, adjusting nut with adjusting screw threaded connection.
Preferably, the locating part sets up to the stopper, the stopper with through-hole inner wall fixed connection, the spacing groove has been seted up to the adjusting screw periphery wall, spacing groove length direction along the length direction of adjusting screw sets up, the both ends of spacing groove are closed setting, stopper sliding connection in the spacing inslot.
Through adopting above-mentioned technical scheme, the drive turning block is at the rotation inslot rotation, and adjusting nut drives adjusting screw motion, and adjusting screw moves along the through-hole internal motion, and adjusting screw drives adjusting block motion, realizes the regulation effect to outer spray tube position, and outside the pipe box was located interior spray tube to the assurance side, outer spray tube was located side's pipe top simultaneously.
Preferably, fixing device include two with the support slide the fixed block that sets up, with support rotation connects double threaded rod and with fixed block fixed connection's splint, double threaded rod's both ends respectively with two fixed block screw fit, the support is provided with the restriction fixed block pivoted restriction piece, support fixedly connected with is used for the drive double threaded rod pivoted first motor.
Preferably, the limiting piece is arranged as a limiting rod, the limiting rod is fixedly connected with the support, the fixing block is sleeved with the limiting rod in a sliding mode, and the limiting rod and the double-end threaded rod are arranged in parallel.
Through adopting above-mentioned technical scheme, first motor drive double threaded rod rotates, and relative motion or relative motion take place on the restriction pole for two fixed blocks, and then control two splint and keep away from each other or be close to each other, when two splint clamp tight side pipe, realize the fixed effect to square pipe.
Preferably, the splint are towards the lateral wall fixedly connected with rubber layer of square pipe, the lateral wall of rubber layer and square pipe butt sets up for unevenness.
Through adopting above-mentioned technical scheme, when two splint press from both sides the fastening timing to square pipe, the rubber layer is by extrusion deformation, and the fixed effect to square pipe is ensured to the frictional force between increase splint and the square pipe.
Preferably, the intermittent type subassembly include with the frame rotate the rolling disc of connecting, with the frame rotates transmission dish and the second motor of connecting, the transmission dish with the coaxial fixed connection of support, the second motor with frame fixed connection, and the output with the coaxial fixed connection of rolling disc, rolling disc fixedly connected with lug, the transmission dish is provided with a plurality of equidistant distribution's drive groove, the lug slides extremely in the drive groove, the rolling disc with be provided with control assembly between the transmission dish.
Through adopting above-mentioned technical scheme, the second motor drive rolling disc rotates, and the lug rotates to the transmission inslot back simultaneously, and the driving disc is driven to take place to rotate, and the driving disc drives the support and rotates, and then realizes that the support drives square pipe motion, accomplishes the assurance of square pipe intermittent movement.
Preferably, the control assembly includes and rotates slide and transmission slide, rotate the slide with rolling disc fixed connection, the transmission slider is located between two adjacent transmission grooves, it equals to rotate slide cross-section circular arc radius transmission slide cross-section circular arc radius, rotate the slide outer wall with the laminating of the indent wall of transmission slide slides.
Preferably, the distance between the center of the lug and the center of the transmission disc is larger than the distance between the center of the lug and the bottom wall of the transmission groove.
Through adopting above-mentioned technical scheme, the lug is earlier towards the back of transmission inslot wall motion, guarantees that the lug slides away from the transmission inslot, under the restriction effect of rotation slide and transmission slide, avoids the transmission dish because inertial motion to skew position, ensures that the lug enters into next transmission inslot.
The application also provides a tower crane standard knot, which adopts the following technical scheme:
the utility model provides a tower machine standard festival, is made by the anticorrosion spraying technology of tower machine standard festival, including a plurality of main chords, a plurality of horizontal web members and a plurality of oblique web members, horizontal web member evenly fixes on main chord member and forms the frame form, on the one end of oblique web member was fixed in horizontal web member central point and put, the other end correspondence was fixed horizontal web member with the handing-over department of main chord member.
Through adopting above-mentioned technical scheme, including a plurality of main chords, a plurality of horizontal web members and a plurality of oblique web members, and main chord, horizontal web member and oblique web member all adopt square pipe, and horizontal web member evenly fixes on main chord and forms the frame form, and on the one end of oblique web member was fixed in horizontal web member central point and put, the other end correspondence was fixed in handing-over department of horizontal web member and main chord, and two oblique web members of every frame internal fixation ground were the splayed. Wherein, the top end of the splayed inclined web member is welded on the transverse web member through a gusset plate.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the outer spray pipe is controlled to move on the rack through the adjusting device, the distance between the inner spray pipe and the outer spray pipe is adjusted, the outer spray pipe is ensured to be positioned on the outer side above the square pipe, the square pipe is sleeved outside the inner spray pipe, the end part of the square pipe is fixed on the support through the fixing device, the support is controlled to do intermittent motion by the intermittent assembly, the inner spray pipe and the outer spray pipe respectively spray the inner wall and the outer wall of the square pipe, the square pipe is detached from the support after the spraying work is finished, and the spraying efficiency of the square pipe is greatly improved as the outer spraying work and the inner spraying work are carried out simultaneously;
2. the adjusting nut drives the adjusting screw to move, the adjusting screw moves along the through hole, the adjusting screw drives the adjusting slider to move, the adjusting effect on the position of the outer spray pipe is achieved, the square pipe is ensured to be sleeved outside the inner spray pipe, and meanwhile, the outer spray pipe is positioned above the square pipe;
3. the second motor drives the rotating disc to rotate for a circle, the protruding block pushes the driving disc to rotate for a quarter of a circle, the support drives the square pipe to rotate for a quarter of a circle, the outer spraying pipe and the inner spraying pipe are started to spray at the moment, spraying work on one side face of the inner wall and the outer wall of the square pipe is completed at the moment, the second motor continues to drive the rotating disc to rotate for a circle, the driving disc drives the support to rotate for a quarter of a circle again, spraying is performed on the next side face of the inner wall and the outer wall of the square pipe at the moment, and after spraying is completed on four side faces of the inner wall and the outer wall of the square pipe, spraying work is completed at the moment.
Drawings
FIG. 1 is a flow chart of a first embodiment of the present invention;
FIG. 2 is a schematic overall structure diagram of a first embodiment of the present invention;
FIG. 3 is a cross-sectional view of a first embodiment of the present invention;
FIG. 4 is an enlarged view at A in FIG. 3;
FIG. 5 is a right side view of a first embodiment of the present invention;
fig. 6 is a schematic overall structure diagram of the second embodiment of the present invention.
Description of reference numerals: 1. a frame; 2. a support; 3. an outer nozzle; 4. an inner nozzle; 5. adjusting the screw rod; 6. adjusting the screw cap; 7. adjusting the sliding block; 8. a limiting block; 9. a limiting groove; 10. a fixed block; 11. a double-headed threaded rod; 12. a splint; 13. a first motor; 14. a restraining bar; 15. rotating the disc; 16. a second motor; 17. a drive plate; 18. a bump; 19. a transmission groove; 20. rotating the sliding plate; 21. a transmission slide plate; 22. a main chord; 23. a cross web member; 24. a diagonal web member.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
Example one
Referring to fig. 1 and 2, the embodiment of the application discloses an anti-corrosion spraying process for a standard knot of a tower crane, which comprises the following steps,
s1, determining the diameter of the square tube: according to the diameter of the square tube, the outer spray tube 3 is controlled to move on the rack 1 through the adjusting device, the distance between the inner spray tube 4 and the outer spray tube 3 is adjusted, and the outer spray tube 3 is ensured to be positioned on the outer side above the square tube; the outer spray pipe 3 and the inner spray pipe 4 are both horizontally arranged, the peripheral wall of the outer spray pipe is provided with a plurality of spray holes distributed along the same horizontal line, and the spray holes are arranged downwards; adjusting device includes adjusting screw 5, adjusting nut 6 with 5 threaded connection of adjusting screw, adjusting slide 7 and locating part, 1 vertical through-hole that is provided with of frame, adjusting screw 5 and 7 fixed connection of adjusting slide, adjusting slide 7 and 3 fixed connection of outer spray tube, 5 sliding connection of adjusting screw are in the through-hole, adjusting nut 6 rotates with frame 1 to be connected, the turning block of two "L" forms of 6 bottom fixedly connected with of adjusting nut, frame 1 is provided with the rotation groove in the through-hole opening part, it sets up to the trapezoidal form to rotate inslot wall cross-section, the turning block is at the rotation inslot rotation, thereby realize the rotation effect between adjusting nut 6 and the frame 1.
Referring to fig. 3 and 4, the limiting member is set to be a limiting block 8, the limiting block 8 is fixedly connected with the inner wall of the through hole, a limiting groove 9 is formed in the outer peripheral wall of the adjusting screw 5, the length direction of the limiting groove 9 is arranged along the length direction of the adjusting screw 5, both ends of the limiting groove 9 are closed, and the limiting block 8 is slidably connected in the limiting groove 9; under the mating reaction between stopper 8 and spacing groove 9, realize the restriction effect to adjusting screw 5, the drive turning block is at rotating the inslot rotation, and adjusting nut 6 drives adjusting screw 5 motion, and adjusting screw 5 moves along the through-hole internal motion, and adjusting screw 5 drives adjusting block 7 motion, realizes the regulation effect to outer spray tube 3 position, and outside the spray tube 4 was located to the assurance side's pipe box, outer spray tube 3 was located side's pipe top simultaneously.
S2, fixing a square tube: the end part of the square tube is fixedly connected with the bracket 2 through a fixing device; the fixing device comprises two fixing blocks 10 arranged with the support 2 in a sliding manner, a double-end threaded rod 11 connected with the support 2 in a rotating manner and a clamping plate 12 fixedly connected with the fixing blocks 10, the inner spray pipe 4 is fixedly connected with the rack 1, the support 2 is arranged in a circular ring shape, and the support 2 is connected to the rack 1 in a rotating manner and sleeved outside the inner spray pipe 4; the two ends of the double-threaded rod 11 are respectively in spiral fit with the two fixing blocks 10, the spiral directions of threads at the two ends of the double-threaded rod 11 are opposite, and the support 2 is provided with a limiting part used for limiting the rotation of the fixing blocks 10.
Referring to fig. 2 and 3, the limiting member is set to be a limiting rod 14, the limiting rod 14 is vertically arranged and is fixedly connected with the support 2, the length direction of the limiting rod 14 is parallel to the length direction of the double-threaded rod 11, the fixing blocks 10 are sleeved outside the limiting rod 14, the limiting rod 14 is used for limiting the rotation of the fixing blocks 10, the support 2 is fixedly connected with a first motor 13 used for driving the double-threaded rod 11 to rotate, the first motor 13 drives the double-threaded rod 11 to rotate, the two fixing blocks 10 move relatively or oppositely on the limiting rod 14, and further the two clamping plates 12 are controlled to be far away from or close to each other, and when the two clamping plates 12 clamp the square tube, the fixing effect on the square tube is achieved; the splint 12 side pipe lateral wall fixedly connected with rubber layer is managed towards square, and the lateral wall of rubber layer and square pipe butt sets up for unevenness, and when two splint 12 clamp the fastening timing to the side pipe, the rubber layer is extruded and is out of shape, and the fixed effect to square pipe is ensured to the frictional force between increase splint 12 and the side pipe.
Referring to fig. 2 and 5, S3, the square tube: the bracket 2 is controlled by the intermittent assembly to rotate intermittently on the frame 1; intermittent type subassembly includes the rolling disc 15 of being connected with frame 1 rotation, drive plate 17 and the second motor 16 of being connected with frame 1 rotation, second motor 16 and 1 fixed connection of frame, the coaxial fixed connection of second motor 16 output and rolling disc 15, drive plate 17 and the coaxial fixed of support 2, 15 terminal surface fixedly connected with lugs 18 of rolling disc, drive plate 17 is provided with four equidistant distribution's driving groove 19, the opening of driving groove 19 is towards rolling disc 15, when lug 18 rotates to 19 openings of driving groove, the distance of lug 18 center to drive plate 17 center equals the distance of 19 openings of driving groove to drive plate 17 center, ensure that lug 18 rotates to in the driving groove 19.
A control component is arranged between the rotating disc 15 and the transmission disc 17, the control component comprises a rotating sliding plate 20 and a transmission sliding plate 21, the section of the rotating sliding plate 20 is arranged in a convex manner, the transmission sliding plate 21 is arranged between two adjacent transmission grooves 19, the radius of the section arc of the rotating sliding plate 20 is equal to that of the section arc of the transmission sliding plate 21, the center of the end face of the lug 18 is arranged on the section circumference of the rotating sliding plate 20, the outer wall of the rotating sliding plate 20 is attached to the concave wall of the transmission sliding plate 21 to slide, when the lug 18 moves into the transmission groove 19, the lug 18 is abutted against the inner wall of the transmission groove 19, the lug 18 drives the transmission disc 17 to rotate, the lug 18 moves towards the transmission groove 19, the distance from the center of the lug 18 to the center of the transmission disc 17 is larger than the distance from the center of the lug 18 to the bottom wall of the transmission groove 19, and after the lug 18 moves towards the inner wall of the transmission groove 19, the lug 18 is ensured to slide away from the transmission groove 19, under the limiting action of the rotation sliding plate 20 and the transmission sliding plate 21, the transmission disc 17 is prevented from moving to a deviated position due to inertia, and the projection 18 is ensured to enter the next transmission groove 19.
S4, spraying: in the intermittent motion process of the inner spray pipe 4, the inner spray pipe 4 and the outer spray pipe 3 start spraying simultaneously; the second motor 16 drives the rotating disc 15 to rotate for a circle, the protruding block 18 pushes the driving disc 17 to rotate for a quarter of a circle, the support 2 drives the square pipe to rotate for a quarter of a circle, the outer spray pipe 3 and the inner spray pipe 4 are started to spray at the moment, the side spraying work of the inner wall and the outer wall of the square pipe is completed at the moment, the second motor 16 continues to drive the rotating disc 15 to rotate for a circle, the driving disc 17 drives the support 2 to rotate for a quarter of a circle again, the next side of the inner wall and the outer wall of the square pipe is sprayed at the moment, and after the four sides of the inner wall and the outer wall of the square pipe are sprayed, the spraying work is completed at the moment.
S5, dismantling the square tube: the square tube is detached from the bracket 2, and the spraying work is finished; first motor 13 drive double threaded rod 11 rotates, and fixed block 10 drives splint 12 towards the direction motion of keeping away from square pipe, accomplishes the purpose of dismantling square pipe.
The implementation principle of the embodiment is as follows: the adjusting nut 6 is driven to rotate, the adjusting screw 5 drives the adjusting slide block 7 to move under the matching action of the limiting block 8 and the limiting groove 9, the distance between the outer spray pipe 3 and the inner spray pipe 4 is adjusted, and the square pipe cover is arranged outside the inner spray pipe 4; locate the square tube cover outside spray tube 4, first motor 13 drive double threaded rod 11 rotates, fixed block 10 moves on limiting rod 14, splint 12 moves to press from both sides the square tube and presss from both sides the fastening and fixes, the rubber layer is extruded and is out of shape, accomplish the fixed effect to square tube end, second motor 16 drive rolling disc 15 rotates, lug 18 rotates to the driving groove 19 in, driving disc 17 takes place to rotate, under the limiting action of transmission slide 21 and runner slide 20, rolling disc 15 rotates the round, driving disc 17 rotates the quarter round, driving disc 17 drives support 2 and rotates the ten-tenth round, start outer spray tube 3 and interior spray tube 4 and begin the spraying this moment, accomplish a side spraying work to square tube inner wall and outer wall, accomplish the spraying work to four sides of square tube after the repeated rotation work.
Example II
Referring to fig. 6, the embodiment of the present application further discloses a tower crane standard knot, which is manufactured by using the anti-corrosion spraying process of the tower crane standard knot in the first embodiment, and includes a plurality of main chords 22, a plurality of cross web members 23, and a plurality of diagonal web members 24, wherein the main chords 22, the cross web members 23, and the diagonal web members 24 all adopt square tubes, the cross web members 23 are uniformly fixed on the main chords 22 and form a frame shape, one end of the diagonal web member 24 is fixed at the central position of the cross web member 23, the other end of the diagonal web member is correspondingly fixed at the joint of the cross web member 23 and the main chord member 22, and two diagonal web members 24 fixedly arranged in each frame are splayed. The tip of the splayed diagonal web member 24 is welded to the horizontal web member 23 via a gusset plate.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. An anti-corrosion spraying process of a tower crane standard knot is characterized in that: comprises the following steps of (a) carrying out,
s1, determining the diameter of the square tube: according to the diameter of the square pipe, the outer spray pipe (3) is controlled to move on the rack (1) through the adjusting device, the distance between the inner spray pipe (4) and the outer spray pipe (3) is adjusted, and the outer spray pipe (3) is ensured to be positioned on the outer side above the square pipe;
s2, fixing a square tube: the end part of the square tube is fixedly connected with the bracket (2) through a fixing device;
s3, rotating a square tube: the bracket (2) is controlled to rotate intermittently on the frame (1) through the intermittent assembly;
s4, spraying: in the intermittent motion process of the inner spray pipe (4), the inner spray pipe (4) and the outer spray pipe (3) start spraying simultaneously;
s5, dismantling the square tube: the square tube is detached from the bracket (2) to finish the spraying work;
the outer spray pipe (3) and the inner spray pipe (4) are both horizontally arranged, and a plurality of spray holes distributed along the same horizontal line are formed in the peripheral wall.
2. The anti-corrosion spraying process of the standard knot of the tower crane according to claim 1, characterized in that: adjusting device includes adjusting screw (5), adjusting nut (6), adjusting block (7) and locating part, frame (1) is vertical to be provided with the through-hole, adjusting screw (5) with adjusting block (7) fixed connection, adjusting block (7) with outer spray tube (3) fixed connection, adjusting screw (5) sliding connection in the through-hole, adjusting nut (6) with frame (1) rotates to be connected, adjusting nut (6) with adjusting screw (5) threaded connection.
3. The anti-corrosion spraying process of the standard knot of the tower crane according to claim 2, characterized in that: the locating part sets up to stopper (8), stopper (8) with through-hole inner wall fixed connection, spacing groove (9) have been seted up to adjusting screw (5) periphery wall, spacing groove (9) length direction along the length direction setting of adjusting screw (5), the both ends of spacing groove (9) are closed setting, stopper (8) sliding connection in spacing groove (9).
4. The anti-corrosion spraying process of the standard knot of the tower crane according to claim 1, characterized in that: fixing device include two with support (2) slide fixed block (10) that sets up, with support (2) rotate the double threaded rod (11) of being connected and with fixed block (10) fixed connection's splint (12), the both ends of double threaded rod (11) respectively with two fixed block (10) screw-thread fit, support (2) are provided with the restriction fixed block (10) pivoted restriction piece, support (2) fixedly connected with is used for the drive double threaded rod (11) pivoted first motor (13).
5. The anti-corrosion spraying process of the standard knot of the tower crane according to claim 4, characterized in that: the restriction piece sets up to restriction pole (14), restriction pole (14) with support (2) fixed connection, fixed block (10) cover establish slide in outside restriction pole (14), restriction pole (14) with double-end threaded rod (11) are parallel arrangement.
6. The anti-corrosion spraying process of the standard knot of the tower crane according to claim 5, characterized in that: the lateral wall fixedly connected with rubber layer towards square pipe of splint (12), the lateral wall of rubber layer and square pipe butt sets up for unevenness.
7. The anti-corrosion spraying process of the standard knot of the tower crane according to claim 1, characterized in that: intermittent type subassembly include with frame (1) rotate rolling disc (15) of connecting, with frame (1) rotate driving disc (17) and second motor (16) of connecting, driving disc (17) with the coaxial fixed connection of support (2), second motor (16) with frame (1) fixed connection, and the output with the coaxial fixed connection of rolling disc (15), rolling disc (15) fixedly connected with lug (18), driving disc (17) are provided with a plurality of equidistant distribution's drive groove (19), lug (18) slide extremely in drive groove (19), rolling disc (15) with be provided with control assembly between driving disc (17).
8. The anti-corrosion spraying process of the standard knot of the tower crane according to claim 7, characterized in that: the control assembly is including rotating slide (20) and transmission slide (21), rotating slide (20) with rolling disc (15) fixed connection, the transmission slider is located between two adjacent transmission grooves (19), rotating slide (20) cross-section circular arc radius equals transmission slide (21) cross-section circular arc radius, rotating slide (20) outer wall with transmission slide (21) indent wall laminating slides.
9. The anti-corrosion spraying process of the standard knot of the tower crane according to claim 8, characterized in that: the distance from the center of the lug (18) to the center of the transmission disc (17) is larger than the distance from the center of the lug (18) to the bottom wall of the transmission groove (19).
10. A tower crane standard knot manufactured by the anti-corrosion spraying process of the tower crane standard knot as claimed in any one of claims 1 to 9, comprising a plurality of main chords (22), a plurality of cross web members (23) and a plurality of diagonal web members (24), wherein the cross web members (23) are uniformly fixed on the main chords (22) and form a frame shape, one end of each diagonal web member (24) is fixed on the central position of each cross web member (23), and the other end of each diagonal web member is correspondingly fixed at the joint of each cross web member (23) and the corresponding main chord member (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111112814.0A CN113843128A (en) | 2021-09-23 | 2021-09-23 | Tower crane standard knot and anti-corrosion spraying process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111112814.0A CN113843128A (en) | 2021-09-23 | 2021-09-23 | Tower crane standard knot and anti-corrosion spraying process thereof |
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| CN113843128A true CN113843128A (en) | 2021-12-28 |
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| CN202111112814.0A Pending CN113843128A (en) | 2021-09-23 | 2021-09-23 | Tower crane standard knot and anti-corrosion spraying process thereof |
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Application publication date: 20211228 |