CN113231495A - Cast iron pipe straight pipe section ellipse correcting device - Google Patents
Cast iron pipe straight pipe section ellipse correcting device Download PDFInfo
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- CN113231495A CN113231495A CN202110606058.0A CN202110606058A CN113231495A CN 113231495 A CN113231495 A CN 113231495A CN 202110606058 A CN202110606058 A CN 202110606058A CN 113231495 A CN113231495 A CN 113231495A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/10—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts between rams and anvils or abutments
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention relates to the field of cast iron pipe processing equipment, and provides a cast iron pipe straight pipe section ellipse correcting device, which comprises: the device comprises a frame body, a full-length transverse moving vehicle arranged on the frame body and a rotary lifting mechanism arranged below the frame body; the full-length transverse moving vehicle comprises: the transverse moving vehicle comprises a transverse moving vehicle speed reducing motor, a transverse moving vehicle body, a C-shaped frame and a correcting mechanism; a traverse car speed reducing motor is arranged on the traverse car body; one side of the lower end surface of the transverse moving vehicle body is provided with a transverse moving vehicle driving wheel shaft, and the other side of the lower end surface of the transverse moving vehicle body is provided with a transverse moving vehicle driven wheel shaft; wheels are respectively fixed on two sides of the driving wheel shaft of the cross sliding vehicle and the driven wheel shaft of the cross sliding vehicle; a second chain wheel is arranged on the driving wheel shaft of the transverse moving vehicle and is in transmission connection with a speed reducing motor of the transverse moving vehicle; a C-shaped frame is connected below the transverse moving vehicle body; and correcting mechanisms are respectively fixed at the correcting central positions on the two sides of the C-shaped frame. The method can correct the ellipse of any position of the straight pipe section of the cast iron pipe, and improves the production efficiency and the qualified rate of corrected products.
Description
Technical Field
The invention relates to the field of cast iron pipe processing equipment, in particular to a cast iron pipe straight pipe section ellipse correcting device.
Background
The cast iron pipe is mainly used for water supply, gas transmission, oil transmission and the like of municipal and industrial and mining enterprises. The cast iron pipe produced by the centrifuge can form a qualified crystalline phase structure and meet the use requirement after annealing heat treatment. During the annealing process, the deformation of the ovality of the straight pipe section of the cast iron pipe is often caused, and the ovality of the straight pipe section of the cast iron pipe is an important index for measuring the quality of the pipe.
The cast iron pipe becomes an unqualified product when the roundness does not meet the design requirement, and the overall yield is influenced. When the deformation exceeds the qualified standard range, the part of the cast iron pipe straight pipe section which exceeds the standard needs to be corrected, so that the use requirement is met.
At present, cast iron pipe correction work is mainly accomplished by post worker to the correction work at cast iron pipe socket position is only aimed at to most correction equipment at present, adopts manual no data correction behind the standard circle mould field inspection socket ovality, and a pipe usually needs inspection and correction many times, and work load is big, seriously influences production rhythm, wastes time and energy, and production efficiency is low, increases the processing cost, and corrects and is accurate inadequately. In addition, the pressurized rounding device on the inner wall of the cast pipe is suitable for correcting the female end of the large-size cast pipe, the correcting range is limited, and the using effect is not ideal.
Disclosure of Invention
The invention mainly solves the technical problems that the straightening of the cast iron pipe in the prior art needs to be checked and straightened for many times, the workload is large, the production efficiency is low, and the processing cost is increased.
The invention provides an ellipse correcting device for a cast iron pipe straight pipe section, which comprises: the device comprises a frame body, a full-length transverse moving vehicle 1 arranged on the frame body and a rotary lifting mechanism arranged below the frame body;
the full-length traverse car 1 includes: a traverse vehicle speed reducing motor 11, a traverse vehicle body 23, a C-shaped frame 21 and a correcting mechanism;
a traverse car speed reducing motor 11 is arranged on the traverse car body 23; one side of the lower end surface of the transverse moving vehicle body 23 is provided with a transverse moving vehicle driving wheel shaft 25, and the other side is provided with a transverse moving vehicle driven wheel shaft 22;
a C-shaped frame 21 is connected below the transverse moving vehicle body 23, an opening of the C-shaped frame 21 faces downwards, and the shape of a notch of the C-shaped frame 21 is matched with the shape of a straight pipe section of a cast iron pipe; correction mechanisms are respectively fixed at the correction center positions on the two sides of the C-shaped frame 21; a first stay wire encoder 20 is arranged in one of the correction mechanisms;
the orthotic mechanism, comprising: the straightening oil cylinder 17, the straightening clamping block 15 and the first guide rod 16; the correcting oil cylinder 17 is arranged on the C-shaped frame 21, the head of the correcting oil cylinder 17 is connected with the correcting clamping block 15, the upper end and the lower end of the correcting clamping block 15 are respectively provided with a first guide rod 16, and the first guide rods 16 penetrate into guide holes of the C-shaped frame 21;
the rotary lifting mechanism comprises: the lifting idler comprises a driving rotating lifting idler 5 and a driven rotating lifting idler 6 which is matched with the driving rotating lifting idler 5.
Preferably, the rack body includes: a guide rail beam 8 and upright posts 7 supported on both sides of the guide rail beam 8;
the wheels 10 are arranged on the guide rail beam 8;
the rotary lifting mechanism is arranged below the guide rail beam 8.
Preferably, the guard rails 3 are arranged around the platform of the guide rail beam 8.
Preferably, the traverse car body 23 is connected with the traverse car driven wheel shaft 25 through a first rolling bearing seat 9 with a bearing, and is connected with the traverse car driven wheel shaft 22 through a second rolling bearing seat with a bearing.
Preferably, a first sprocket 13 is fixed to an output shaft of the traverse car deceleration motor 11, and the first sprocket 13 and the second sprocket 14 are connected together by a first roller chain 12 to transmit power.
Preferably, the traverser body 23 is connected to the C-shaped frame 21 by an endless chain 24.
Preferably, the main body of the first stay wire encoder 20 is arranged on the first encoder lower bracket 19, and the head of the first stay wire encoder 20 is arranged on the first encoder upper bracket 18;
the first encoder lower bracket 19 is arranged on the C-shaped frame 21;
the first encoder upper carriage 18 is arranged on the leveling clamping block 15.
Preferably, the active rotary lifting idler 5 comprises: the first idler base 27, the first lifting oil cylinder 26, the first bracket 28, the second guide rod 32, the driving rotary idler 29, the first driven rotary idler 31 and the rotary idler speed reduction motor 36;
a first bracket 28 is arranged above the first carrier roller base 27; a first lifting oil cylinder 26 is arranged in the first carrier roller base 27, and the head of the first lifting oil cylinder 26 penetrates out of the first carrier roller base 27 and is connected to the lower plane of a first bracket 28;
two sides of the first lifting oil cylinder 26 are respectively provided with a second guide rod 32, and the second guide rods 32 are fixed with the lower plane of the first bracket 28;
a driving rotary carrier roller 29, a first driven rotary carrier roller 31 and a rotary carrier roller speed reducing motor 36 are fixed on the first bracket 28; a fourth chain wheel 35 is fixed on an output shaft of the rotating carrier roller speed reducing motor 36, a third chain wheel 34 is fixed on an input end of the driving rotating carrier roller 29, and the third chain wheel 34 and the fourth chain wheel 35 are connected together through a second roller chain 30 and transmit power.
Preferably, a second wire encoder 39 is arranged on one side of the first carrier roller base 27;
the main body of the second pull encoder 39 is arranged on the second encoder lower bracket 38; the second encoder lower bracket 38 is arranged on the first idler base 27;
the head of the second stay wire encoder 39 is arranged on the second encoder upper bracket 37; the second encoder upper support 37 is provided on the first support 28.
Preferably, the driven rotary lifting idler 6 comprises: a second lifting oil cylinder 40, a second carrier roller base 41, a second bracket 42, a second driven rotary carrier roller 43 and a third guide rod 44;
a second bracket 42 is arranged above the second carrier roller base 41; a second lifting oil cylinder 40 is arranged in the second carrier roller base 41, and the head of the second lifting oil cylinder 40 penetrates out of the second carrier roller base 41 and is connected to the lower plane of a second bracket 42;
two groups of second driven rotary supporting rollers 43 are fixed on the second bracket 42.
According to the cast iron pipe straight pipe section ellipse correcting device provided by the invention, the cast iron pipes 4 with different specifications are automatically lifted to the correction center through one key, and the ellipse correction can be carried out on any position of the cast iron pipe 4 with different specifications through the rotation of the active rotating lifting carrier roller 5 and the axial movement of the full-length transverse moving vehicle 1 along the cast iron pipe 4, so that the production efficiency and the product qualification rate after correction are improved, the generation of the rejection rate after annealing is reduced, the operation is simple, the labor intensity is reduced, and the maintenance cost is lower. The hydraulic devices such as the correcting oil cylinder 17 and the like are used as pressure applying devices, the hydraulic system controls the correcting oil cylinders 17 on two sides of the C-shaped frame 21 to be synchronous, the first bracing wire encoder 20 is used for feeding back the pressing position of the correcting oil cylinder 17, the correcting oil cylinder is tightly attached to the surface of the cast iron pipe to perform circle correcting operation, the flexibility is stronger, the problem that the cast iron pipe is cracked due to overvoltage is avoided, and the yield of the cast iron pipe is effectively improved. The operation panel is used for controlling, the operation is simple, the operation safety is improved, the labor intensity is reduced, and meanwhile, the maintenance cost is low.
Drawings
FIG. 1 is a schematic structural diagram of an ellipse correcting device for a cast iron pipe straight pipe section, provided by the invention;
FIG. 2 is a schematic structural view of a full length traverser provided in the present invention;
FIG. 3 is a side schematic view of a full length traverser provided in the present invention;
fig. 4 is a schematic structural view of the active rotating lifting idler provided by the invention;
fig. 5 is a schematic side view of an actively rotating lifting idler provided by the present invention;
FIG. 6 is a schematic structural view of a driven rotary lifting idler provided by the present invention;
fig. 7 is a side schematic view of a driven rotary lifting idler provided by the present invention;
reference numerals: a full-length transverse moving vehicle 1; a drag chain 2; a guardrail (3); a cast iron pipe 4; the lifting carrier roller 5 is actively rotated; the supporting roller 6 is lifted in a driven rotating mode; a column 7; a guide rail beam 8; a first rolling bearing housing 9; a wheel 10; a traverse car gear motor 11; a first roller chain 12; a first sprocket 13; a second sprocket 14; a correcting clamping block 15; a first guide bar 16; a straightening oil cylinder 17; a first encoder upper bracket 18; a first encoder lower bracket 19; a first pull encoder 20; a C-shaped frame 21; a traverser driven wheel shaft 22; a traverse vehicle body 23; a chain 24; the driving axle 25 of the cross sliding vehicle; a first lift cylinder 26; a first idler mount 27; a first bracket 28; the carrier roller 29 is actively rotated; a second roller chain 30; a first driven rotating idler 31; a second guide bar 32; a weight 33; a third sprocket 34; a fourth sprocket 35; a rotating idler gear motor 36; a second encoder upper bracket 37; a second encoder lower bracket 38; a second pull encoder 39; a second lift cylinder 40; a second idler mount 41; a second bracket 42; a second driven rotating idler 43; and a third guide bar 44.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the relevant aspects of the present invention are shown in the drawings.
As shown in fig. 1, an apparatus for straightening an ellipse of a straight pipe section of a cast iron pipe according to an embodiment of the present invention includes: the frame body, the full-length transverse moving vehicle 1 arranged on the frame body and the rotary lifting mechanism arranged below the frame body.
The support body includes: a guide rail beam 8 and upright posts 7 supported on both sides of the guide rail beam 8. Guard rails 3 are arranged around the platform of the guide rail beam 8.
As shown in fig. 2 and 3, the full-length traverse car 1 includes: a traverse car speed reducing motor 11, a traverse car body 23, a C-shaped frame 21 and a correcting mechanism.
A traverse car speed reducing motor 11 is arranged on the traverse car body 23; one side of the lower end surface of the transverse moving vehicle body 23 is provided with a transverse moving vehicle driving wheel shaft 25, and the other side is provided with a transverse moving vehicle driven wheel shaft 22; specifically, the front end and the rear end of the traverse car body 23 are connected with a traverse car driven axle 25 through a first rolling bearing seat 9 with a bearing, and are connected with a traverse car driven axle 22 through a second rolling bearing seat with a bearing. The transverse moving vehicle body 23 is provided with a drag chain 2 for convenient wiring.
The C-shaped frame 21 is connected below the transverse moving vehicle body 23, and the transverse moving vehicle body 23 is connected with the C-shaped frame 21 through an endless chain 24. The opening of the C-shaped frame 21 faces downwards, and the shape of the notch of the C-shaped frame 21 is adapted to the shape of the straight pipe section of the cast iron pipe; and correcting mechanisms are respectively fixed at the correcting central positions on the two sides of the C-shaped frame 21.
The orthotic mechanism, comprising: the straightening oil cylinder 17, the straightening clamping block 15 and the first guide rod 16; the correcting oil cylinder 17 is arranged at the correcting center position of two sides of the C-shaped frame 21, the head of the correcting oil cylinder 17 is connected with the correcting clamping block 15, the upper end and the lower end of the correcting clamping block 15 are respectively provided with a first guide rod 16, and the first guide rods 16 penetrate into guide holes of the C-shaped frame 21.
A first stay wire encoder 20 is arranged in one of the correction mechanisms; the main body of the first stay wire encoder 20 is arranged on the first encoder lower bracket 19, and the head part of the first stay wire encoder 20 is arranged on the first encoder upper bracket 18; the first encoder lower bracket 19 is arranged on the C-shaped frame 21; the first encoder upper carriage 18 is arranged on the leveling clamping block 15. In the correcting mechanism, a first stay wire encoder 20 collects a position signal that a correcting oil cylinder 17 drives a correcting clamping block 15 to stretch and clamp, after a clamping position empirical value is obtained through debugging, the position signal is input into an operation panel, when correcting work is carried out, a key behind a corresponding clamping value is selected to be automatic, the head of the correcting oil cylinder 17 stops advancing after extending to a set position, and the head automatically returns to the original position after time delay, so that one-time correcting work is realized (the value can be modified according to the actual working condition).
Rotatory lifting mechanism sets up in 8 belows on the guide rail roof beam, rotatory lifting mechanism includes: the lifting idler comprises a driving rotating lifting idler 5 and a driven rotating lifting idler 6 which is matched with the driving rotating lifting idler 5.
As shown in fig. 4 and 5, the active rotation lifting idler 5 includes: the first idler base 27, the first lifting oil cylinder 26, the first bracket 28, the second guide rod 32, the driving rotary idler 29, the first driven rotary idler 31 and the rotary idler speed reduction motor 36.
A first bracket 28 is arranged above the first carrier roller base 27; a first lifting oil cylinder 26 is arranged in the first carrier roller base 27, and a connecting flange of the first lifting oil cylinder 26 is attached to the upper plane of the first carrier roller base 27; the head of the first lifting oil cylinder 26 penetrates out of the first carrier roller base 27 and is connected to the lower plane of the first bracket 28; two sides of the first lifting oil cylinder 26 are respectively provided with a second guide rod 32, and the second guide rods 32 are fixed with the lower plane of the first bracket 28; wherein, the piston rod of the first lifting cylinder 26 extends out to drive the first bracket 28 and the components thereon to ascend, and the second guide rod 32 can guide.
A driving rotary carrier roller 29, a first driven rotary carrier roller 31 and a rotary carrier roller speed reducing motor 36 are fixed on the first bracket 28; a fourth chain wheel 35 is fixed on an output shaft of the rotating carrier roller speed reducing motor 36, a third chain wheel 34 is fixed on an input end of the driving rotating carrier roller 29, and the third chain wheel 34 and the fourth chain wheel 35 are connected together through a second roller chain 30 and transmit power. The other side of the first bracket 28 corresponding to the roller-rotating speed-reducing motor 36 is provided with a counterweight 33. In the embodiment, the rotating carrier roller speed reducing motor 36 works to drive the driving rotating carrier roller 29 to work, and the driving rotating carrier roller 29 and the first driven rotating carrier roller 31 are matched with each other to rotatably lift one end of the cast iron pipe 4.
A second stay wire encoder 39 is arranged on one side of the first carrier roller base 27; the main body of the second pull encoder 39 is arranged on the second encoder lower bracket 38; the second encoder lower bracket 38 is arranged on the first idler base 27; the head of the second stay wire encoder 39 is arranged on the second encoder upper bracket 37; the second encoder upper support 37 is provided on the first support 28.
As shown in fig. 6 and 7, the driven rotary lifting idler 6 includes: a second lifting oil cylinder 40, a second carrier roller base 41, a second bracket 42, a second driven rotary carrier roller 43 and a third guide rod 44;
a second bracket 42 is arranged above the second carrier roller base 41; a second lifting oil cylinder 40 is arranged in the second carrier roller base 41, and the head of the second lifting oil cylinder 40 penetrates out of the second carrier roller base 41 and is connected to the lower plane of a second bracket 42; third guide rods 44 are respectively arranged at two sides of the second lifting oil cylinder 40, and the third guide rods 44 are fixed with the lower plane of the second bracket 42; two groups of second driven rotary supporting rollers 43 are fixed on the second bracket 42. Wherein, the piston rod of the second lifting cylinder 40 extends out to drive the second bracket 42 and the components thereon to ascend, and the third guide rod 44 can guide.
In the rotary lifting mechanism, a second stay wire encoder 39 collects a telescopic position signal of a first lifting oil cylinder 26 on an active rotary lifting carrier roller 5, after the cast iron pipes 4 with different specifications are lifted to a correction center height position value through debugging, the telescopic position signal is input into an operation panel, and when the lifting work is carried out, after corresponding options are selected on the operation panel, the cast iron pipes 4 are automatically lifted to a correction position by one key; after correction, the lifting return button is pressed. The second lifting cylinder 40 of the driven rotary lifting idler 6 can be synchronously controlled with the first lifting cylinder 26 of the driving rotary lifting idler 5 through a hydraulic system.
In this embodiment, the driving rotary lifting carrier roller 5 and the driven rotary lifting carrier roller 6 are arranged on two sides below the guide rail beam 8, and the driving rotary lifting carrier roller 5 and the driven rotary lifting carrier roller 6 are matched with each other to lift and rotate the whole cast iron pipe 4.
The invention relates to a cast iron pipe straight pipe section ellipse correcting device, which comprises the following working processes: putting a cast iron pipe 4 needing ellipse correction on a driving rotary lifting carrier roller 5 and a driven rotary lifting carrier roller 6, wherein the driving rotary lifting carrier roller 5 and the driven rotary lifting carrier roller 6 are at the lowest points, namely the piston rods of a first lifting oil cylinder 26 and a second lifting oil cylinder 40 are completely retracted and are at zero stroke positions; then, the specification of the cast iron pipe 4 is selected on an operation panel of the control system, one key is used for automatic control, the active rotary lifting carrier roller 5 and the driven rotary lifting carrier roller 6 are controlled to ascend (synchronous ascending can be controlled by a hydraulic system) through the position feedback of a second stay wire encoder 39 on the active rotary lifting carrier roller 5, and the cast iron pipe 4 is lifted to a correction center position; then the operation panel button controls the rotation of the active rotating lifting carrier roller 5, so as to drive the cast iron pipe 4 to rotate; after the position needing to be corrected is judged through manual observation, the rotation is stopped, the full-length transverse moving vehicle 1 is controlled to move to the position needing to be corrected, parameters are set on an operation panel, one key is automatic, and a correction process is completed through position feedback of the first stay wire encoder 20 on the full-length transverse moving vehicle 1.
If one point needs to be corrected for multiple times or multiple points of the straight pipe section need to be corrected, the process is repeated. After finishing all the work needing to be corrected of the straight pipe section of the cast iron pipe 4, controlling the full-length transverse moving vehicle 1 to retreat to the original position (outside the socket of the cast iron pipe 4), then lowering the driving rotary lifting carrier roller 5 and the driven rotary lifting carrier roller 6 to the lowest point, and finishing the one-time complete correction work.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: modifications of the technical solutions described in the embodiments or equivalent replacements of some or all technical features may be made without departing from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A cast iron pipe straight pipe section ellipse correcting device is characterized by comprising: the device comprises a frame body, a full-length transverse moving vehicle (1) arranged on the frame body and a rotary lifting mechanism arranged below the frame body;
the full-length traverse car (1) comprises: a traverse vehicle speed reducing motor (11), a traverse vehicle body (23), a C-shaped frame (21) and a correcting mechanism;
a traverse car speed reducing motor (11) is arranged on the traverse car body (23); one side of the lower end surface of the transverse moving vehicle body (23) is provided with a transverse moving vehicle driving wheel shaft (25), and the other side is provided with a transverse moving vehicle driven wheel shaft (22);
wheels (10) are respectively fixed on two sides of the driving wheel shaft (25) and the driven wheel shaft (22) of the cross sliding vehicle, and the wheels (10) are arranged on the frame body and can walk on the frame body; a second chain wheel (14) is arranged on the driving wheel shaft (25) of the cross sliding vehicle, and the second chain wheel (14) is in transmission connection with a speed reducing motor (11) of the cross sliding vehicle;
a C-shaped frame (21) is connected below the transverse moving vehicle body (23), an opening of the C-shaped frame (21) faces downwards, and the shape of a notch of the C-shaped frame (21) is matched with the shape of a straight pipe section of a cast iron pipe; correction mechanisms are respectively fixed at the correction center positions at the two sides of the C-shaped frame (21); a first stay wire encoder (20) is arranged in one of the correction mechanisms;
the orthotic mechanism, comprising: the device comprises a correcting oil cylinder (17), a correcting clamping block (15) and a first guide rod (16); the correcting oil cylinder (17) is arranged on the C-shaped frame (21), the head of the correcting oil cylinder (17) is connected with the correcting clamping block (15), the upper end and the lower end of the correcting clamping block (15) are respectively provided with a first guide rod (16), and the first guide rods (16) penetrate into guide holes of the C-shaped frame (21);
the rotary lifting mechanism comprises: the lifting carrier roller (5) is rotated initiatively and the driven rotation lifting carrier roller (6) which is matched with the lifting carrier roller (5) is rotated initiatively.
2. The device for straightening an ellipse in a straight pipe section of a cast iron pipe as claimed in claim 1, wherein said frame body comprises: the guide rail comprises a guide rail beam (8) and upright posts (7) supported on two sides of the guide rail beam (8);
the wheels (10) are arranged on the guide rail beam (8);
the rotary lifting mechanism is arranged below the guide rail beam (8).
3. The device for straightening the ellipse of a straight pipe section of a cast iron pipe according to claim 2, characterized in that the guard rails (3) are arranged around the platform of the guide rail beam (8).
4. The device for straightening the ellipse of the straight pipe section of the cast iron pipe according to the claim 1, characterized in that the traverse car body (23) is connected with the traverse car driven axle (25) through a first rolling bearing seat (9) with a bearing and is connected with the traverse car driven axle (22) through a second rolling bearing seat with a bearing.
5. The cast iron pipe straight pipe section ellipse correcting device of claim 1, wherein a first chain wheel (13) is fixed to an output shaft of the traverse car gear motor (11), and the first chain wheel (13) and a second chain wheel (14) are connected together through a first roller chain (12) and transmit power.
6. The device for straightening ovality in straight pipe sections of cast iron pipes according to claim 1, characterized in that the cross-car body (23) is connected to the C-shaped frame (21) by means of an endless chain (24).
7. The cast iron pipe straight pipe section ellipse correcting device of claim 1, wherein the body of the first stay wire encoder (20) is arranged on a first encoder lower bracket (19), and the head of the first stay wire encoder (20) is arranged on a first encoder upper bracket (18);
the first encoder lower bracket (19) is arranged on the C-shaped frame (21);
the first encoder upper bracket (18) is arranged on the correcting clamping block (15).
8. The device for straightening ovality in straight sections of cast iron pipes according to claim 1, characterized in that said active rotating lifting idlers (5) comprise: the device comprises a first carrier roller base (27), a first lifting oil cylinder (26), a first bracket (28), a second guide rod (32), a driving rotary carrier roller (29), a first driven rotary carrier roller (31) and a rotary carrier roller speed reduction motor (36);
a first bracket (28) is arranged above the first carrier roller base (27); a first lifting oil cylinder (26) is arranged in the first carrier roller base (27), and the head of the first lifting oil cylinder (26) penetrates out of the first carrier roller base (27) and is connected to the lower plane of the first support (28);
two sides of the first lifting oil cylinder (26) are respectively provided with a second guide rod (32), and the second guide rods (32) are fixed with the lower plane of the first bracket (28);
a driving rotary carrier roller (29), a first driven rotary carrier roller (31) and a rotary carrier roller speed reduction motor (36) are fixed on the first bracket (28); and a fourth chain wheel (35) is fixed on an output shaft of the rotating carrier roller speed reducing motor (36), a third chain wheel (34) is fixed on an input end of the driving rotating carrier roller (29), and the third chain wheel (34) and the fourth chain wheel (35) are connected together through a second roller chain (30) and transmit power.
9. The cast iron pipe straight pipe section ellipse correcting device of claim 8, characterized in that one side of the first idler seat (27) is provided with a second stay wire encoder (39);
the main body of the second stay wire encoder (39) is arranged on a second encoder lower bracket (38); the second encoder lower bracket (38) is arranged on the first carrier roller base (27);
the head of the second stay wire encoder (39) is arranged on a second encoder upper bracket (37); the second encoder upper support (37) is arranged on the first support (28).
10. The device for straightening ovality in straight sections of cast iron pipes according to claim 8 or 9, characterized in that said driven rotating lifting idlers (6) comprise: a second lifting oil cylinder (40), a second carrier roller base (41), a second bracket (42), a second driven rotary carrier roller (43) and a third guide rod (44);
a second bracket (42) is arranged above the second carrier roller base (41); a second lifting oil cylinder (40) is arranged in the second carrier roller base (41), and the head of the second lifting oil cylinder (40) penetrates out of the second carrier roller base (41) and is connected to the lower plane of a second bracket (42);
third guide rods (44) are respectively arranged on two sides of the second lifting oil cylinder (40), and the third guide rods (44) are fixed with the lower plane of the second bracket (42);
two groups of second driven rotary supporting rollers (43) are fixed on the second bracket (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110606058.0A CN113231495B (en) | 2021-06-01 | 2021-06-01 | Oval orthotic devices of cast iron pipe straight tube section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110606058.0A CN113231495B (en) | 2021-06-01 | 2021-06-01 | Oval orthotic devices of cast iron pipe straight tube section |
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| Publication Number | Publication Date |
|---|---|
| CN113231495A true CN113231495A (en) | 2021-08-10 |
| CN113231495B CN113231495B (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110606058.0A Active CN113231495B (en) | 2021-06-01 | 2021-06-01 | Oval orthotic devices of cast iron pipe straight tube section |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116851501A (en) * | 2023-09-05 | 2023-10-10 | 河北科技大学 | Road wave-shaped beam guardrail repairing device |
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2021
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116851501A (en) * | 2023-09-05 | 2023-10-10 | 河北科技大学 | Road wave-shaped beam guardrail repairing device |
| CN116851501B (en) * | 2023-09-05 | 2023-11-03 | 河北科技大学 | Road wave-shaped beam guardrail repairing device |
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| Publication number | Publication date |
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| CN113231495B (en) | 2023-04-25 |
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