CN213825728U - Automatic production line for spraying flexible microcrystalline glass on inner wall of metal straight pipe - Google Patents
Automatic production line for spraying flexible microcrystalline glass on inner wall of metal straight pipe Download PDFInfo
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- CN213825728U CN213825728U CN202022716592.0U CN202022716592U CN213825728U CN 213825728 U CN213825728 U CN 213825728U CN 202022716592 U CN202022716592 U CN 202022716592U CN 213825728 U CN213825728 U CN 213825728U
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Abstract
The utility model discloses a flexible microcrystalline glass automatic production line of metal straight tube inner wall spraying, the owner is right, through powder spraying mechanism, pipe fitting positioning mechanism, cooperation of pipe fitting heating mechanism, advance with the real-time water-cooled barrel of automatic feed stretches into the metal straight tube, and adopt the real-time water-cooled high frequency heater of synchronous marcing to go up induction coil and heat shower nozzle spraying position in the metal straight tube at any time, the great many technical difficulties of the inorganic high strength coating of big length metal straight tube inner wall high temperature spraying have been overcome, the automatic continuation production of the flexible microcrystalline glass spraying of metal straight tube inner wall has been realized, the work efficiency and the coating quality of the flexible microcrystalline glass spraying of metal straight tube inner wall have been promoted greatly, application technique is many, the design level is high, wide application scope, industrial value is big.
Description
Technical Field
The utility model relates to a pipeline inner wall processing technology field, in particular to metal straight tube inner wall spraying flexible microcrystalline glass automatic production line.
Background
Important pipelines applied to construction facilities or large-scale equipment in engineering and industry have high quality requirements and service life, so that the inner wall of the pipeline needs to be sprayed to form a specific coating to prevent corrosion and corrosion, delay aging or improve the smoothness and reduce the frictional resistance.
With the development of new material technology, flexible glass-ceramic materials are developed to be used as the inner wall coating of the metal straight pipe, and the process flow is that flexible glass-ceramic particles are sprayed on the inner wall of the pipeline in a high-temperature environment to be crystallized to form a compact coating. An automated production line is now developed for this process.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides an automatic production line for spraying flexible microcrystalline glass on the inner wall of a metal straight pipe.
In order to achieve the above object, the technical solution of the present invention is: the utility model provides a flexible microcrystalline glass automatic production line of metal straight tube inner wall spraying, includes powder spraying mechanism, pipe fitting positioning mechanism, pipe fitting heating mechanism, wherein:
the powder spraying mechanism comprises a gun barrel, a pair of linear ground rails A, a movable powder spraying trolley and a pipe body positioning trolley, wherein the movable powder spraying trolley is fixed on the linear ground rails A in a sliding mode, the movable powder spraying trolley is driven by a servo motor A with a speed reducer, a pipe end fixing seat, a powder spraying material barrel, a self-sucking pump A, a circulating water tank A and an air cooler A are arranged on the movable powder spraying trolley, a pipe pressure seat is arranged at the upper end of the pipe end fixing seat, a pipe body supporting seat is arranged at the upper portion of the pipe body positioning trolley, a pair of bearing seats A are arranged at the upper end of the pipe body supporting seat, a rotating shaft A is connected between the pair of bearing seats A, a pair of limiting idler wheels are sleeved on the rotating shaft A, the gun barrel is parallel to the linear ground rails A, a spray head is arranged at a pipe orifice at one end of the gun barrel, the middle of the gun barrel is just clamped between the pair of limiting idler wheels, the other end of the gun barrel is clamped in the pipe pressure seat and is communicated with the powder spraying material barrel through a powder pipe, and a water passing cavity is formed in the interior of the gun barrel, the end face of one end of the powder pipe connected with the self-sucking pump A is respectively provided with a hole and is communicated with the self-sucking pump A and the air cooler A through water pipes, and the self-sucking pump A, the circulating water tank A and the air cooler A are sequentially communicated through water pipes;
the pipe fitting positioning mechanism comprises a metal straight pipe and two pairs of lifting rotary pipe seats arranged below two ends of the metal straight pipe respectively, the metal straight pipe and the gun barrel are coaxially arranged and are positioned outside one end of a spray head on the gun barrel, each lifting rotary pipe seat comprises an underframe and a top frame, a plurality of guide columns vertically penetrate through the upper wall of the underframe downwards, a linear air cylinder is arranged in the underframe, a piston rod of the linear air cylinder vertically penetrates through the upper wall of the underframe upwards to be connected with the lower wall of the top frame, a common motor with a speed reducer is arranged in the top frame, a pair of sliding groove seats are arranged on the top frame, a pair of bearing seats B are fixed on the sliding groove seats in a sliding mode, every two of four bearing seats B on each sliding groove seat are opposite and are respectively connected with a rotating shaft B, a rotary pipe roller is sleeved on the rotating shaft B, the pair of rotary pipe rollers are mutually abutted, one end of one rotating shaft B penetrates through the bearing seats B and is sleeved with a driven gear, an output shaft of the common motor with the speed reducer is sleeved with a driving gear, the driving gear and the driven gear are in transmission connection through a chain, and the metal straight pipe is erected between a pair of rotating pipe rollers;
pipe fitting heating mechanism includes a pair of sharp ground rail B and slides and is fixed in the high-frequency heating dolly on a pair of sharp ground rail B, sharp ground rail B is on a parallel with sharp ground rail A and lies in lift rotating-tube seat one side, the high-frequency heating dolly is by taking speed reducer servo motor B drive, is equipped with high-frequency heater, self priming pump B, circulating water tank B and air cooler B on it, high-frequency heater has stretched out induction coil outwards, induction coil entangles the metal straight tube and with the coaxial setting of metal straight tube, high-frequency heater leads to pipe intercommunication self priming pump B and air cooler B respectively, self priming pump B, circulating water tank B and air cooler B lead to pipe and communicate in proper order.
Preferably, the outer diameter of the gun tube is smaller than the inner diameter of the metal straight tube, and the movable powder spraying trolley drives the gun tube to do linear reciprocating motion, so that the motion path of the spray head penetrates through the whole metal straight tube.
Preferably, the radius of the induction coil is smaller than the distance between the upper wall of the bottom frame and the upper wall of the top frame, and the high-frequency heating trolley drives the high-frequency heater to do linear reciprocating motion, so that the motion path of the induction coil penetrates through the whole metal straight pipe.
Preferably, the spray head and the induction coil synchronously run inside and outside the metal straight pipe.
Preferably, an elastic centralizer is sleeved on the gun barrel between the spray head and the limiting roller, and the maximum outer diameter of the elastic centralizer is larger than the inner diameter of the metal straight pipe.
Preferably, the movable powder spraying trolley is provided with a master controller which is used for connecting and controlling the working states of a servo motor A with a speed reducer, a powder spraying material cylinder, a self-sucking pump A, an air cooler A, a linear air cylinder, a common motor with a speed reducer, a servo motor B with a speed reducer, a high-frequency heater, a self-sucking pump B and an air cooler B.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model has the following beneficial effect:
the utility model discloses a powder spraying mechanism, pipe fitting positioning mechanism, pipe fitting heating mechanism's cooperation in coordination, advance with the real-time water-cooled barrel of automatic feed stretches into the metal straight tube, and adopt on the real-time water-cooled high frequency heater of synchronous marcing induction coil to heat shower nozzle spraying position in the metal straight tube at all times, a great deal of technological difficulty of the inorganic high strength coating of big length metal straight tube inner wall high temperature spraying has been overcome, the automatic continuation production of the flexible microcrystalline glass spraying of metal straight tube inner wall has been realized, the work efficiency and the coating quality of the flexible microcrystalline glass spraying of metal straight tube inner wall have been promoted greatly, the application technology is many, the design level is high, wide application scope, industrial value is big.
Drawings
Fig. 1 is a perspective view of the present embodiment.
Fig. 2 is a schematic structural diagram of the gun tube for realizing the powder injection supply and circulating water cooling principles in the embodiment.
Fig. 3 is a front view of the elevating swivel base in this embodiment.
Fig. 4 is a plan view of the elevating rotary pipe base in this embodiment.
Fig. 5 is a perspective view of the pipe heating mechanism in the present embodiment.
In the figure: 1. a barrel; 2. a linear ground rail A; 3. moving the powder spraying trolley; 4. a pipe body positioning trolley; 5. a servo motor A with a speed reducer; 6. a pipe end fixing seat; 7. a powder spraying barrel; 8. a self-priming pump A; 9. a circulating water tank A; 10. an air cooler A; 11. a pipe pressing seat; 12. a pipe body supporting seat; 13. a bearing seat A; 14. a rotating shaft A; 15. limiting the idler wheel; 16. a powder tube; 17. a water passing chamber; 18. a straight metal pipe; 19. lifting the rotary pipe seat; 20. a chassis; 21. a top frame; 22. a guide post; 23. a linear cylinder; 24. a common motor of the speed reducer; 25. a chute seat; 26. a bearing seat B; 27. a rotating shaft B; 28. a pipe rotating roller; 29. a driven gear; 30. a driving gear; 31. a chain; 32. a linear ground rail B; 33. a high-frequency heating trolley; 34. a servo motor B with a speed reducer; 35. a high-frequency heater; 36. a self-priming pump B; 37. a circulating water tank B; 38. an air cooler B; 39. an induction coil; 40. an elastic centralizer; 41. a master controller; 42. a spray head; 43. a water pipe.
Detailed Description
The following detailed description is made in conjunction with specific embodiments of the present invention:
with reference to fig. 1 to 5, the embodiment is an automatic production line for spraying flexible microcrystalline glass on the inner wall of a metal straight pipe, and the automatic production line comprises a powder spraying mechanism, a pipe positioning mechanism and a pipe heating mechanism, wherein:
the powder spraying mechanism comprises a gun barrel 1, a pair of linear ground rails A2, a movable powder spraying trolley 3 and a barrel positioning trolley 4, wherein the movable powder spraying trolley 3 and the barrel positioning trolley 4 are slidably fixed on a pair of linear ground rails A2, the movable powder spraying trolley 3 is driven by a servo motor A5 with a speed reducer, a pipe end fixing seat 6, a powder spraying barrel 7, a self-sucking pump A8, a circulating water tank A9 and an air cooler A10 are arranged on the movable powder spraying trolley 3, a pressure pipe seat 11 is arranged at the upper end of the pipe end fixing seat 6, a barrel supporting seat 12 is arranged at the upper part of the barrel positioning trolley 4, a pair of bearing seats A13 are arranged at the upper end of the barrel supporting seat 12, a rotating shaft A14 is connected between the pair of the bearing seats A13, a pair of limiting rollers 15 are sleeved on the rotating shaft A14, the gun barrel 1 is parallel to the linear ground rails A2, a spray head 42 is arranged at a pipe orifice at one end of the pipe orifice, the middle part of the gun barrel is just clamped between the pair of limiting rollers 15, the other end of the gun barrel is clamped in the pressure pipe seat 11, the pipe orifice is communicated with the powder spraying barrel 7 through a powder pipe 16, a water passing chamber 17 is formed in the gun barrel 1, the end face of one end of the upper connecting powder pipe 16 is respectively provided with a hole and is communicated with a self-sucking pump A8 and an air cooler A10 through a water pipe 43, and the self-sucking pump A8, a circulating water tank A9 and the air cooler A10 are sequentially communicated through the water pipe 43;
the pipe fitting positioning mechanism comprises a metal straight pipe 18 and two pairs of lifting rotating pipe seats 19 respectively arranged below two ends of the metal straight pipe 18, the metal straight pipe 18 and a gun barrel 1 are coaxially arranged and are positioned outside one end of a spray head 42 on the gun barrel 1, each lifting rotating pipe seat 19 comprises an underframe 20 and an upper frame 21, the lower wall of the upper frame 21 is provided with a plurality of guide posts 22 vertically and downwards penetrating through the upper wall of the underframe 20, a linear air cylinder 23 is arranged in the underframe 20, a piston rod of the linear air cylinder 23 vertically penetrates through the upper wall of the underframe 20 upwards to be connected with the lower wall of the upper frame 21, a common motor 24 with a speed reducer is arranged in the upper frame 21, the upper frame 21 is provided with a pair of sliding groove seats 25, the sliding groove seats 25 are fixed with a pair of bearing seats B26 in a sliding mode, four bearing seats B26 on the pair of sliding groove seats 25 are opposite in pairs and are respectively connected with rotating shafts B27, a rotating pipe roller 28 is sleeved on the rotating shaft B27, the pair of rotating pipe rollers 28 are abutted against each other, one rotating shaft B27 is provided with a driven gear 29 in a penetrating through bearing seat B26, an output shaft of a common motor 24 with a speed reducer is sleeved with a driving gear 30, the driving gear 30 and a driven gear 29 are connected and driven through a chain 31, and a metal straight pipe 18 is erected between a pair of rotating pipe rollers 28;
the pipe fitting heating mechanism comprises a pair of linear ground rails B32 and a high-frequency heating trolley 33 which is slidably fixed on a pair of linear ground rails B32, the linear ground rails B32 are parallel to the linear ground rails A2 and are positioned on one side of the lifting rotating pipe seat 19, the high-frequency heating trolley 33 is driven by a servo motor B34 with a speed reducer, a high-frequency heater 35, a self-sucking pump B36, a circulating water tank B37 and an air cooler B38 are arranged on the high-frequency heating trolley, an induction coil 39 extends outwards from the high-frequency heater 35, the induction coil 39 is sleeved on the metal straight pipe 18 and is coaxially arranged with the metal straight pipe 18, the high-frequency heater 35 is respectively communicated with the self-sucking pump B36 and the air cooler B38 through a water pipe 43, and the self-sucking pump B36, the circulating water tank B37 and the air cooler B38 are sequentially communicated through the water pipe 43.
In this embodiment:
the outer diameter of the gun barrel 1 is smaller than the inner diameter of the metal straight pipe 18, so that the gun barrel 1 can extend into the metal straight pipe 18 to complete spraying work, the powder spraying trolley 3 is moved to drive the gun barrel 1 to do linear reciprocating motion, the motion path of the spray head 42 penetrates through the whole metal straight pipe 18, and complete spraying of the inner wall of the metal straight pipe 18 and smooth passing of the spray head 42 of the gun barrel 1 are guaranteed;
the radius of the induction coil 39 is smaller than the distance between the upper wall of the bottom frame 20 and the upper wall of the top frame 21, so that when the piston rod of the linear cylinder 23 moves downwards to drive the top frame 21 to descend, the advancing induction coil 39 can smoothly pass through the metal straight pipe 18 and a pair of rotating pipe rollers 28, the high-frequency heating trolley 33 drives the high-frequency heater 35 to do linear reciprocating motion, the motion path of the induction coil 39 penetrates through the whole metal straight pipe 18, and the real-time heating of all parts of the inner wall of the metal straight pipe 18 and the sleeving and sleeving of induction collars are guaranteed;
the spray head 42 and the induction coil 39 synchronously run inside and outside the metal straight pipe 18, namely the speed and the direction of the mobile powder spraying trolley 3 and the high-frequency heating trolley 33 are consistent, so that the induction coil 39 in the spraying work is aligned to the part, which is sprayed by the spray head 42, on the inner wall of the metal straight pipe 18 at any time to carry out induction heating;
the elastic centralizer 40 is sleeved between the spray head 42 and the limiting roller 15 on the gun barrel 1, so that the gun barrel 1 is not inclined and deviated and is always coaxial with the metal straight pipe 18, the uniform spraying of all parts of the inner wall of the metal straight pipe 18 in the circumferential direction is ensured, the formed coating is uniform in thickness, the maximum outer diameter of the elastic centralizer 40 is larger than the inner diameter of the metal straight pipe 18, the outer part of the elastic centralizer 40 is raised and fully contacted with the inner wall of the metal straight pipe 18 to be extruded mutually, the circumferential stress of the elastic centralizer 40 is balanced, and the limiting and guiding functions are ensured;
the movable powder spraying trolley 3 is provided with a master controller 41 which is used for connecting and controlling the working states of a servo motor A5 with a speed reducer, a powder spraying material barrel 7, a self-sucking pump A8, an air cooler A10, a linear air cylinder 23, a common motor 24 with a speed reducer, a servo motor B34 with a speed reducer, a high-frequency heater 35, a self-sucking pump B36 and an air cooler B38, so that the whole production line is automatically controlled;
because the bearing seat B26 is fixed on the sliding groove seat 25 in a sliding way, the position of the rotating pipe roller 28 can be finely adjusted, and four pairs of rotating pipe rollers 28 on the two pairs of lifting rotating pipe seats 19 are always arranged on the same straight line, so that the metal straight pipe 18 can rotate continuously without changing the position.
The working principle of the embodiment is as follows: the metal straight pipe 18 is horizontally placed between a pair of rotating pipe rollers 28 on each lifting rotating pipe seat 19, a common speed reducer motor 24 is driven by a gear chain 31 to enable the metal straight pipe 18 to rotate ceaselessly along with the rotating pipe rollers 28, a servo motor A5 with the speed reducer drives a movable powder spraying trolley 3 to move on a pair of linear ground rails A2 to drive a gun barrel 1 to extend into the metal straight pipe 18, the end of the gun barrel 1 is tightly pressed by an upper pressure pipe seat 11 of a pipe end fixing seat 6, the middle part of the gun barrel 1 is limited by a pair of limiting rollers 15, a powder spraying barrel 7 is pressurized to enable flexible microcrystalline glass particles to enter the gun barrel 1 and spray the flexible microcrystalline glass particles onto the inner wall of the metal straight pipe 18 from the circumferential direction of a spray head 42, a self-sucking pump A8 pumps cold water in a circulating water tank A9 into a water passing chamber 17 in the gun barrel 1, the gun barrel 1 of the cold water circumnatant is heated by absorbing heat, and is cooled by an air cooler A10 after being discharged and then returns to the circulating water tank A9 again, meanwhile, a servo motor B34 with the speed reducer drives a high-frequency heating trolley 33 to move on a pair of linear ground rails B32, the induction coil 39 is driven to sleeve the metal straight pipe 18 to move, the high-frequency heater 35 works to enable the induction coil 39 to generate strong current, the electromagnetic induction heats the part, sprayed by the spray head 42, in the metal straight pipe 18, of the flexible microcrystalline glass particles, the flexible microcrystalline glass particles are attached to and melted on the inner wall of the metal straight pipe 18 to form a compact coating, the suction pump B pumps water in the circulating water tank B37 into the high-frequency heater 35, cold water enters the machine body to absorb heat and rise in temperature, the cold water is discharged, cooled by the air cooler B38 and then returns to the circulating water tank B37, and when the induction coil 39 passes through a certain lifting rotary pipe seat 19, the piston rod of the linear air cylinder 23 descends to enable the rotary pipe roller 28 to descend and form a gap between the metal straight pipe 18 for the induction coil 39 to pass through.
Furthermore, in the utility model:
the movable powder spraying trolley 3 is provided with a power driving structure, the pipe body positioning trolley 4 is provided with a power-free driving structure, when the powder spraying mechanism works, the movable powder spraying trolley 3 is driven by a servo motor A5 with a speed reducer to do linear reciprocating motion on a pair of linear ground rails A2, the pipe body positioning trolley 4 is fixed on a pair of linear ground rails A2 to ensure the stable support of the gun pipe 1, and when gun pipes 1 with different lengths are replaced, the position of the pipe body positioning trolley 4 is properly adjusted to avoid the unbalance of the gun pipe 1;
the spray head 42 is a special spray head 42, and flexible microcrystalline glass coating particles are sprayed outwards in the circumferential direction to adhere a bonding layer on the high-temperature inner wall of the metal straight pipe 18;
the minimum number of the lifting rotary pipe seats 19 is two pairs, namely four, when one lifting rotary pipe seat 19 is lowered to enable the induction coil 39 to pass through, the three lifting rotary pipe seats 19 can always keep stable support of the metal straight pipe 18, when the length of the metal straight pipe 18 to be sprayed on the inner wall is longer and the dead weight is overlarge, the number of the lifting rotary pipe seats 19 can be increased properly, and the metal straight pipe 18 is prevented from being difficult to rotate or the lifting rotary pipe seats 19 are prevented from being damaged due to the dead weight;
the linear ground rail A2 is an I-shaped steel rail, racks are arranged on the inner wall of the I-shaped steel rail, servo motors A5 with speed reducers are arranged on two sides below the movable powder spraying trolley 3, output shafts of the servo motors with the speed reducers are downward in the vertical direction, cylindrical gears are sleeved on the end heads of the servo motors and are meshed with the racks, so that the servo motors A5 with the speed reducers can drive the movable powder spraying trolley 3 to do linear reciprocating motion on a pair of linear ground rails A2, the same transmission structure is adopted between the high-frequency heating trolley 33 and the linear ground rails B32, the application of the servo motors with the speed reducers and the transmission of the gear and the racks is favorable for accurately controlling the speed and the distance, and the working quality of spraying the inner wall of the metal straight pipe 18 is guaranteed.
The utility model discloses an innovation part is: through the cooperation of powder spraying mechanism, pipe fitting positioning mechanism, pipe fitting heating mechanism, advance with the real-time water-cooled barrel 1 of automatic feed stretches into metal straight tube 18, and adopt induction coil 39 on the real-time water-cooled high frequency heater 35 of synchronous marcing to heat shower nozzle 42 spraying position at any time in the metal straight tube 18, many technical difficulties of the inorganic high strength coating of big length metal straight tube 18 inner wall high temperature spraying have been overcome, the automatic continuation production of the flexible microcrystalline glass spraying of metal straight tube 18 inner wall has been realized, the work efficiency and the coating quality of the flexible microcrystalline glass spraying of metal straight tube 18 inner wall have been promoted greatly, the application technology is many, the design level is high, wide application scope, and the industrial value is big.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and the protection scope of the present invention can not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (6)
1. The utility model provides a metal straight tube inner wall spraying flexible microcrystalline glass automatic production line which characterized in that: including powder spraying mechanism, pipe fitting positioning mechanism, pipe fitting heating mechanism, wherein:
the powder spraying mechanism comprises a gun barrel (1), a pair of linear ground rails A (2), a movable powder spraying trolley (3) and a pipe body positioning trolley (4), wherein the movable powder spraying trolley (3) and the pipe body positioning trolley (4) are fixed on the pair of linear ground rails A (2) in a sliding mode, the movable powder spraying trolley (3) is driven by a servo motor A (5) with a speed reducer, a pipe end fixing seat (6), a powder spraying material cylinder (7), a self-sucking pump A (8), a circulating water tank A (9) and an air cooler A (10) are arranged on the movable powder spraying trolley, a pipe body supporting seat (12) is arranged on the upper portion of the pipe body positioning trolley (4), a pair of bearing seats A (13) is arranged on the upper end of the pipe body supporting seat (12), a rotating shaft A (14) is connected between the pair of bearing seats A (13), a pair of limiting idler wheels (15) are sleeved on the rotating shaft A (14), the gun barrel (1) is parallel to the linear ground rails A (2), a nozzle (42) is arranged at a nozzle at one end of the gun barrel, the middle of the gun barrel is just clamped between a pair of limiting rollers (15), the other end of the gun barrel is clamped in a pressure pipe seat (11), the nozzle is communicated with a powder spraying material barrel (7) through a powder pipe (16), a water passing cavity (17) is formed in the gun barrel (1) in a hollow mode, a hole is formed in the end face of one end, connected with the powder pipe (16), of the gun barrel, the hole is formed in the end face of one end of the powder pipe, the hole is communicated with a self-sucking pump A (8) and an air cooler A (10) through a water pipe (43), and the self-sucking pump A (8), a circulating water tank A (9) and the air cooler A (10) are sequentially communicated through the water pipe (43);
the pipe fitting positioning mechanism comprises a metal straight pipe (18) and two pairs of lifting transfer pipe seats (19) which are respectively arranged below two ends of the metal straight pipe (18), the metal straight pipe (18) and a gun barrel (1) are coaxially arranged and are positioned on the outer side of one end of an upper spray head (42) of the gun barrel (1), each lifting transfer pipe seat (19) comprises an underframe (20) and a top frame (21), the lower wall of each top frame (21) is provided with a plurality of guide pillars (22) which vertically penetrate through the upper wall of the underframe (20) downwards, a linear air cylinder (23) is arranged in the underframe (20), a piston rod of the linear air cylinder (23) vertically penetrates through the upper wall of the underframe (20) upwards to be connected with the lower wall of the top frame (21), a common motor (24) with a speed reducer is arranged in the top frame (21), a pair of sliding groove seats (25) is arranged on the top frame (21), and a pair of bearing seats B (26) is fixed on the sliding groove seats (25), the four bearing seats B (26) on the pair of sliding groove seats (25) are opposite in pairs and are respectively connected with rotating shafts B (27), rotating pipe rollers (28) are sleeved on the rotating shafts B (27), the pair of rotating pipe rollers (28) are mutually abutted, one end of one rotating shaft B (27) penetrates through the bearing seats B (26) and is sleeved with a driven gear (29), an output shaft of a common motor (24) with a speed reducer is sleeved with a driving gear (30), the driving gear (30) and the driven gear (29) are connected and driven through a chain (31), and the metal straight pipe (18) is erected between the pair of rotating pipe rollers (28);
the pipe fitting heating mechanism comprises a pair of linear ground rails B (32) and a high-frequency heating trolley (33) fixed on the pair of linear ground rails B (32) in a sliding way, the linear ground rail B (32) is parallel to the linear ground rail A (2) and is positioned at one side of the lifting rotating pipe seat (19), the high-frequency heating trolley (33) is driven by a servo motor B (34) with a speed reducer, a high-frequency heater (35), a self-priming pump B (36), a circulating water tank B (37) and an air cooler B (38) are arranged on the air-cooled water tank, the high-frequency heater (35) extends outwards to form an induction coil (39), the induction coil (39) is sleeved on the metal straight pipe (18) and is coaxial with the metal straight pipe (18), the high-frequency heater (35) is respectively communicated with a self-priming pump B (36) and an air cooler B (38) through a water pipe (43), and the self-sucking pump B (36), the circulating water tank B (37) and the air cooler B (38) are sequentially communicated through a water pipe (43).
2. The automatic production line for spraying flexible glass ceramics on the inner wall of a metal straight pipe according to claim 1, which is characterized in that: the outer diameter of the gun barrel (1) is smaller than the inner diameter of the metal straight pipe (18), the movable powder spraying trolley (3) drives the gun barrel (1) to do linear reciprocating motion, and the motion path of the spray head (42) penetrates through the whole metal straight pipe (18).
3. The automatic production line for spraying flexible glass ceramics on the inner wall of a metal straight pipe according to claim 2 is characterized in that: the radius of the induction coil (39) is smaller than the distance between the upper wall of the bottom frame (20) and the upper wall of the top frame (21), and the high-frequency heating trolley (33) drives the high-frequency heater (35) to do linear reciprocating motion, so that the motion path of the induction coil (39) penetrates through the whole metal straight pipe (18).
4. The automatic production line for spraying flexible glass ceramics on the inner wall of a metal straight pipe according to claim 3, which is characterized in that: the spray head (42) and the induction coil (39) synchronously run inside and outside the metal straight pipe (18).
5. The automatic production line for spraying flexible glass ceramics on the inner wall of a metal straight pipe according to claim 4, which is characterized in that: an elastic centralizer (40) is sleeved on the gun barrel (1) between the spray head (42) and the limiting roller (15), and the maximum outer diameter of the elastic centralizer (40) is larger than the inner diameter of the metal straight pipe (18).
6. The automatic production line for spraying flexible glass ceramics on the inner wall of a metal straight pipe according to claim 5, which is characterized in that: the mobile powder spraying trolley (3) is provided with a master controller (41) which is used for connecting and controlling the working states of a servo motor A (5) with a speed reducer, a powder spraying material barrel (7), a self-sucking pump A (8), an air cooler A (10), a linear air cylinder (23), a common motor (24) with a speed reducer, a servo motor B (34) with a speed reducer, a high-frequency heater (35), a self-sucking pump B (36) and an air cooler B (38).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022716592.0U CN213825728U (en) | 2020-11-20 | 2020-11-20 | Automatic production line for spraying flexible microcrystalline glass on inner wall of metal straight pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022716592.0U CN213825728U (en) | 2020-11-20 | 2020-11-20 | Automatic production line for spraying flexible microcrystalline glass on inner wall of metal straight pipe |
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| CN213825728U true CN213825728U (en) | 2021-07-30 |
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| CN202022716592.0U Active CN213825728U (en) | 2020-11-20 | 2020-11-20 | Automatic production line for spraying flexible microcrystalline glass on inner wall of metal straight pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112371457A (en) * | 2020-11-20 | 2021-02-19 | 无锡麦格拉斯新材料有限公司 | Automatic production line for spraying flexible microcrystalline glass on inner wall of metal straight pipe |
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2020
- 2020-11-20 CN CN202022716592.0U patent/CN213825728U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112371457A (en) * | 2020-11-20 | 2021-02-19 | 无锡麦格拉斯新材料有限公司 | Automatic production line for spraying flexible microcrystalline glass on inner wall of metal straight pipe |
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