CN116921522A - Special-shaped steel pipe forming and positioning structure - Google Patents
Special-shaped steel pipe forming and positioning structure Download PDFInfo
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- CN116921522A CN116921522A CN202311187825.4A CN202311187825A CN116921522A CN 116921522 A CN116921522 A CN 116921522A CN 202311187825 A CN202311187825 A CN 202311187825A CN 116921522 A CN116921522 A CN 116921522A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 25
- 239000010959 steel Substances 0.000 title claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000001681 protective effect Effects 0.000 claims abstract description 20
- 230000001360 synchronised effect Effects 0.000 claims abstract description 20
- 238000003860 storage Methods 0.000 claims description 24
- 238000002347 injection Methods 0.000 claims description 18
- 239000007924 injection Substances 0.000 claims description 18
- 230000006698 induction Effects 0.000 claims description 10
- 230000000670 limiting effect Effects 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000033228 biological regulation Effects 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 76
- 238000007493 shaping process Methods 0.000 description 12
- 239000010687 lubricating oil Substances 0.000 description 9
- 230000005484 gravity Effects 0.000 description 5
- 238000005461 lubrication Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/08—Bending rods, profiles, or tubes by passing between rollers or through a curved die
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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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- 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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
- B21D7/167—Greasing
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention provides a special-shaped steel pipe forming and positioning structure, which relates to the field of special-shaped steel pipe processing and positioning, and comprises a main body; four groups of positioning mechanisms are arranged on the upper part of the main body in a rectangular array shape, and each group of positioning mechanisms is connected with a lower forming roller and an upper forming roller; two protective shells are arranged on each group of positioning mechanisms, and an oil return pipe is connected to the lower part between the two protective shells; according to the invention, through the arrangement of the synchronous adjusting piece, the convenience of the upper forming rollers on the left side and the right side in height adjustment is improved; through the arrangement of the locking part, the phenomenon that the driving nut and the driving screw are loosened automatically is effectively avoided; the positioning structure in the traditional roll forming equipment is in the use, needs two people to finish in step when needing to adjust the distance between two upper and lower forming rollers to the convenience of the upper forming rollers of left and right sides when height-adjusting has been reduced, and the screw rod after the regulation atress takes place the problem of automatic looseness easily.
Description
Technical Field
The invention relates to the technical field of machining and positioning of special-shaped steel pipes, in particular to a special-shaped steel pipe forming and positioning structure.
Background
The special-shaped steel pipe is a high-quality building material, has the advantages of plasticity, corrosion resistance, high temperature resistance, accurate size and the like, has a very creative design and can be manufactured into various shapes. The special-shaped steel pipes on the market at present often use rolling forming equipment during processing, and the operation principle of the rolling forming equipment is as follows: the round steel tube is extruded into the special-shaped tube through a plurality of groups of forming rollers, each group of forming rollers consists of an upper roller and a lower roller, the round steel tube passes through the two rollers, and is changed into a flat special-shaped steel tube under the extrusion action of the upper forming roller and the lower forming roller.
And the shaping roller in traditional roll-in former is when the location, generally fix a position through the location structure of frame-type, such location structure is when need adjust the distance between two upper and lower shaping rollers, because the screw rod of both sides about need rotate simultaneously, just can drive the upper shaping roller of both sides movable block about and take simultaneously and reciprocate, and the screw rod of both sides need two people synchronous cooperation to accomplish when rotating, thereby the convenience of shaping roller when height-adjusting about has been reduced (because two lower shaping rollers are fixed, and two upper shaping rollers are movable, therefore when adjusting the distance between two upper and lower shaping rollers, only need adjust the height of upper shaping roller can), and the screw rod after rotating the regulation is easily stressed and is taken place automatic loose, in this way, the reliability when will reduce the upper shaping roller location, location structure in traditional roll-in former is when maintaining in addition, often in time be difficult to carry out the lubrication operation to drive parts such as screw rod, thereby the life of drive parts such as screw rod has been reduced.
Disclosure of Invention
In view of the above, the invention provides a special-shaped steel tube forming and positioning structure, which solves the problems that in the use process of the positioning structure in the traditional roll forming equipment, when the distance between an upper forming roller and a lower forming roller needs to be adjusted, two people need to be matched synchronously, so that the convenience of the upper forming rollers on the left side and the right side in adjusting the height is reduced, and the adjusted screw is easy to be stressed to automatically loosen.
The invention provides a special-shaped steel pipe forming and positioning structure, which particularly comprises a main body; four groups of positioning mechanisms are arranged on the upper part of the main body in a rectangular array shape, and each group of positioning mechanisms is connected with a lower forming roller and an upper forming roller; two protective shells are arranged on each group of positioning mechanisms, and an oil return pipe is connected to the lower part between the two protective shells; four oil tanks are uniformly arranged at the upper part of the right end surface of the main body, and an oil injection mechanism is arranged at the rear side of each oil tank; the right end face of each protection shell on the right side is provided with a human body induction switch, the right end face of each oil storage tank is provided with a small controller, and the small controllers are electrically connected with one human body induction switch adjacent to the small controllers; and the upper end of each positioning mechanism is provided with a synchronous adjusting piece, and the front part of the upper end of each positioning mechanism is provided with a locking part.
Furthermore, a transparent window is fixedly embedded in the right end face of the oil storage tank, an oil filling pipe is arranged at the top of the oil storage tank, and the upper end of the oil filling pipe is connected with a threaded sealing cover through threads; the upper oil inlet of the oil storage tank is connected with the oil outlet of the front protective shell through an oil pipe.
Further, the positioning mechanism comprises two positioning frames, fixed supporting blocks, movable connecting blocks, driving screws and driving nuts, wherein the two positioning frames are respectively and fixedly arranged on the left side and the right side of the upper end face of the main body, the lower part of the inner side of each positioning frame is fixedly provided with one fixed supporting block, the inside of each fixed supporting block is fixedly provided with one bearing, and the two fixed supporting blocks are rotatably connected with the left end and the right end of a rotating shaft of the lower forming roller through the bearings; the upper part of the inner side of each positioning frame is slidably connected with a movable connecting block, a bearing is fixedly arranged in each of the two movable connecting blocks, the two movable connecting blocks are rotatably connected with the left end and the right end of a rotating shaft of an upper forming roller through the bearing, and strip-shaped sliding grooves are formed in the front side and the rear side of the upper part of the inner side of each positioning frame; every the equal rotation in movable connecting block up end middle part is connected with a drive screw, and drive screw runs through the positioning frame top, and every drive screw outside all has a drive nut through threaded connection, and two drive nuts rotate respectively and connect at two positioning frame top terminal surface middle parts.
Further, the oil injection mechanism comprises an oil delivery pump, an oil delivery pipe, a split pipe and an oil injection head, wherein the oil delivery pump is fixedly arranged on the front end surface of the main body, and an oil suction port of the oil delivery pump is connected with an oil outlet of the oil storage tank through an oil pipe; the oil outlet of the oil delivery pump is connected with an oil delivery pipe, the oil delivery pipe is fixedly connected to the tops of the two front and rear adjacent protective shells, two split pipes are connected to the oil delivery pipe and penetrate through the tops of the two front and rear adjacent protective shells respectively, an oil injection head is arranged at the lower end of each split pipe, and the two oil injection heads are located above the two driving screws respectively.
Further, the synchronous adjusting piece comprises a synchronous rotating rod, worms and worm gears, wherein the left end and the right end of the synchronous rotating rod are fixedly provided with one worm, and the two worms are respectively and rotatably connected to the top end surfaces of the two positioning frames; the number of the worm gears is two, the two worm gears are respectively and fixedly arranged outside the two driving nuts, the two worm gears are respectively meshed with the two worms, and the right end of one worm on the right side is provided with a rotating hand wheel.
Further, the locking part comprises a rectangular sliding cylinder, a rectangular sliding block, a limiting gear and a pulling rod, wherein the rectangular sliding cylinder is fixedly arranged at the rear side of the upper end face of a positioning frame on the right side, the rectangular sliding block is connected inside the rectangular sliding cylinder in a sliding manner, two strip-shaped locking blocks are arranged on the front end face of the rectangular sliding block, the pulling rod is arranged on the rear end face of the rectangular sliding block, the outside of the pulling rod is positioned inside the rectangular sliding cylinder in a sleeved manner, and the pulling rod penetrates through the rear side wall of the rectangular sliding cylinder; the limiting gear is arranged at the upper end outside the driving nut at the front side.
Further, when the locking part is in a locking limit state, two strip-shaped locking blocks on the front end face of the rectangular sliding block are in close contact with the peripheral face of the limit gear.
Further, the device also comprises Z-shaped trampling rod pieces, the number of the Z-shaped trampling rod pieces is four, the outer part of each Z-shaped trampling rod piece is slidably connected with two sliding sleeves, and the sliding sleeves are fixedly connected to the right end face of the main body; the lower part of the Z-shaped trample rod piece is fixedly provided with a trample pedal, the upper end of the Z-shaped trample rod piece is fixedly connected with a pull rope, the other end of the pull rope is fixedly connected with the rear end of the pull rod, the outside of the pull rope is slidably connected with a pulley, and the pulley is arranged at the right part of the front side positioning frame.
Further, when the Z-shaped trampling rod piece is in a trampling state, the stay cord pulls the rectangular sliding block and the two bar-shaped locking blocks of the front end face of the rectangular sliding block to move backwards, and at the moment, the two bar-shaped locking blocks are in a separation state with the outer peripheral face of the limiting gear.
The special-shaped steel pipe forming and positioning structure provided by the invention has the following beneficial effects:
1. according to the invention, through the arrangement of the synchronous adjusting piece, when the distance between the lower forming roller and the upper forming roller is adjusted, the two worm wheels and the two driving nuts can be synchronously rotated only by rotating the rotating hand wheel at the right end of the worm on the right side, and finally, the adjustment of the distance between the lower forming roller and the upper forming roller can be quickly completed without synchronous matching of two people in the whole adjustment process, so that the convenience of the upper forming rollers on the left side and the right side in height adjustment is improved.
2. According to the invention, through the arrangement of the locking part, after the distance between the lower forming roller and the upper forming roller is adjusted, a worker can enable the driving nut to obtain an effective locking and limiting effect only by moving the foot part away from the pedal, so that the phenomenon that the driving nut and the driving screw are automatically loosened is effectively avoided, and the reliability of the positioning structure in positioning the upper forming roller is greatly improved.
3. According to the invention, through the cooperation of the human body induction switch, the oil storage tank and the oil injection mechanism, when people arrive at the right side of one of the right side protection shells, lubricating oil can be automatically sprayed to the upper end of the driving screw rod, and then the lubricating oil flows downwards under the action of gravity, so that driving parts such as the driving screw rod, the driving nut, the worm wheel, the worm and the like are subjected to lubrication operation, and the service lives of the driving parts are prolonged.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
In the drawings:
FIG. 1 is a schematic overall structure of an embodiment of the present invention;
FIG. 2 is a schematic diagram of the structure of an embodiment of the present invention in a disassembled state;
FIG. 3 is a schematic view of the lower forming roll, upper forming roll, positioning mechanism and synchronization regulating member of an embodiment of the present invention;
FIG. 4 is a schematic view of the synchronous adjusting member and locking portion structure of an embodiment of the present invention;
FIG. 5 is a schematic view of a partial enlarged structure at A in FIG. 4 according to an embodiment of the present invention;
FIG. 6 is a schematic view of a zig-zag tread bar and pull bar configuration of an embodiment of the present invention;
fig. 7 is a partially enlarged structural schematic diagram of fig. 1 at B in accordance with an embodiment of the present invention.
List of reference numerals
1. A main body; 2. a lower forming roller; 3. an upper forming roller; 4. a protective housing; 5. an oil storage tank; 501. a transparent window; 502. a filler tube; 6. an oil injection mechanism; 601. an oil delivery pump; 602. an oil delivery pipe; 603. a shunt; 604. an oil spray head; 7. z-shaped trampling rod piece; 701. a sliding sleeve; 702. stepping on the pedal; 703. a pull rope; 704. a pulley; 8. a human body induction switch; 9. a small controller; 10. an oil return pipe; 11. a positioning mechanism; 1101. a positioning frame; 1102. fixing the supporting block; 1103. a movable connecting block; 1104. driving a screw; 1105. a drive nut; 12. a synchronization regulating member; 1201. a synchronous rotating rod; 1202. a worm; 1203. a worm wheel; 13. a locking part; 1301. a rectangular slide cylinder; 1302. a rectangular sliding block; 1303. a limit gear; 1304. pulling the rod.
Detailed Description
In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention.
Example 1: as shown in fig. 1 to 7: the invention provides a special-shaped steel pipe forming and positioning structure, which comprises a main body 1; four groups of positioning mechanisms 11 are arranged on the upper part of the main body 1 in a rectangular array shape, and each group of positioning mechanisms 11 is connected with a lower forming roller 2 and an upper forming roller 3; two protective shells 4 are arranged on each group of positioning mechanisms 11, and an oil return pipe 10 is connected to the lower part between the two protective shells 4; four oil storage tanks 5 are uniformly arranged at the upper part of the right end surface of the main body 1 and used for storing lubricating oil, and an oil injection mechanism 6 is arranged at the rear side of each oil storage tank 5; the right end face of each protection shell 4 on the right side is provided with a human body induction switch 8, the right end face of each oil storage tank 5 is provided with a miniature controller 9, and the miniature controller 9 is electrically connected with one human body induction switch 8 adjacent to the miniature controller 9; the upper end of each group of positioning mechanisms 11 is provided with a synchronous adjusting piece 12, and the front part of the upper end of each positioning mechanism 11 is provided with a locking part 13; a transparent window 501 is fixedly embedded in the right end surface of the oil storage tank 5, an oil filling pipe 502 is arranged at the top of the oil storage tank 5, and a threaded sealing cover is connected to the upper end of the oil filling pipe 502 through threads; the upper oil inlet of the oil storage tank 5 is connected with the oil outlet of the front protective shell 4 through an oil pipe and is used for storing lubricating oil, so that the waste phenomenon of the lubricating oil can be avoided.
The positioning mechanism 11 comprises two positioning frames 1101, fixed supporting blocks 1102, movable connecting blocks 1103, driving screws 1104 and driving nuts 1105, wherein the two positioning frames 1101 are fixedly arranged on the left side and the right side of the upper end face of the main body 1 respectively, one fixed supporting block 1102 is fixedly arranged on the lower part of the inner side of each positioning frame 1101, a bearing is fixedly arranged in each fixed supporting block 1102, and the two fixed supporting blocks 1102 are rotatably connected with the left end and the right end of a rotating shaft of the lower forming roller 2 through the bearings; the upper part of the inner side of each positioning frame 1101 is slidably connected with a movable connecting block 1103, a bearing is fixedly arranged in each movable connecting block 1103, the two movable connecting blocks 1103 are rotatably connected with the left end and the right end of a rotating shaft of the upper forming roller 3 through the bearing, and the front side and the rear side of the upper part of the inner side of each positioning frame 1101 are provided with strip-shaped sliding grooves; a driving screw 1104 is rotatably connected to the middle part of the upper end surface of each movable connecting block 1103, the driving screw 1104 penetrates through the top of the positioning frame 1101, a driving nut 1105 is externally connected to each driving screw 1104 through threads, and the two driving nuts 1105 are rotatably connected to the middle parts of the top end surfaces of the two positioning frames 1101 respectively; by the arrangement of the positioning mechanism 11, the lower forming roller 2 and the upper forming roller 3 are positioned.
The oil injection mechanism 6 comprises an oil delivery pump 601, an oil delivery pipe 602, a split pipe 603 and an oil injection head 604, wherein the oil delivery pump 601 is fixedly arranged on the front end face of the main body 1, and an oil suction port of the oil delivery pump 601 is connected with an oil outlet of the oil storage tank 5 through an oil pipe; the oil outlet of the oil delivery pump 601 is connected with an oil delivery pipe 602, the oil delivery pipe 602 is fixedly connected to the tops of two front and rear adjacent protective shells 4, two split pipes 603 are connected to the oil delivery pipe 602, the two split pipes 603 penetrate through the tops of the two front and rear adjacent protective shells 4 respectively, the lower end of each split pipe 603 is provided with an oil injection head 604, and the two oil injection heads 604 are respectively positioned above two driving screws 1104; through the cooperation of human inductive switch 8, oil storage tank 5 and oil injection mechanism 6, can be when people come to the right-hand one of them protective housing 4 in right side, spray the lubricating oil to drive screw 1104 upper end automatically, then lubricating oil flows down under the action of gravity and lubricates the operation.
The synchronous adjusting piece 12 comprises a synchronous rotating rod 1201, worms 1202 and worm gears 1203, wherein the left end and the right end of the synchronous rotating rod 1201 are fixedly provided with one worm 1202, and the two worms 1202 are respectively connected to the top end surfaces of the two positioning frames 1101 in a rotating way; the number of the worm gears 1203 is two, the two worm gears 1203 are respectively and fixedly arranged outside the two driving nuts 1105, the two worm gears 1203 are respectively meshed with the two worms 1202, and the right end of one worm 1202 on the right side is provided with a rotating hand wheel; through the setting of synchronous regulating part 12, can accomplish down the regulation of the distance between shaping roller 2 and the last shaping roller 3 fast, and in the whole adjustment process, need not two people and also accomplish fast in step to the convenience of the last shaping roller 3 of left and right sides when height-adjusting has been improved.
The locking part 13 comprises a rectangular sliding cylinder 1301, a rectangular sliding block 1302, a limiting gear 1303 and a pulling rod 1304, wherein the rectangular sliding cylinder 1301 is fixedly arranged at the rear side of the upper end face of a positioning frame 1101 on the right side, the rectangular sliding block 1302 is connected inside the rectangular sliding cylinder 1301 in a sliding manner, two strip-shaped locking blocks are arranged on the front end face of the rectangular sliding block 1302, the pulling rod 1304 is arranged on the rear end face of the rectangular sliding block 1302, the outside of the pulling rod 1304 is positioned inside the rectangular sliding cylinder 1301 and sleeved with a spring, and the pulling rod 1304 penetrates through the rear side wall of the rectangular sliding cylinder 1301; the limit gear 1303 is provided at the outer upper end of the front one of the drive nuts 1105.
When the locking part 13 is in a locking limit state, two bar-shaped locking blocks on the front end surface of the rectangular sliding block 1302 are in close contact with the peripheral surface of the limit gear 1303; through the arrangement of the locking part 13, the phenomenon that the driving nut 1105 and the driving screw 1104 are loosened automatically is effectively avoided, and the reliability of the positioning structure in positioning the upper forming roller 3 is improved.
Example 2: on the basis of example 1, as shown in fig. 1, 5 and 6: the device also comprises four Z-shaped pedal rods 7,Z, wherein the outer part of each Z-shaped pedal rod 7 is slidably connected with two sliding sleeves 701, and the sliding sleeves 701 are fixedly connected to the right end face of the main body 1; the lower part of the Z-shaped trampling rod piece 7 is fixedly provided with a trampling pedal 702, the upper end of the Z-shaped trampling rod piece 7 is fixedly connected with a pull rope 703, the other end of the pull rope 703 is fixedly connected with the rear end of the pull rod 1304, the outside of the pull rope 703 is slidably connected with a pulley 704, and the pulley 704 is arranged at the right part of the front positioning frame 1101; the gravity of the Z-shaped trampling rod piece 7 is smaller than the elastic force of the external spring of the pulling rod 1304;
when the Z-shaped pedal rod piece 7 is in a pedal state, the pull rope 703 pulls the rectangular sliding block 1302 and the two bar-shaped locking blocks on the front end surfaces of the rectangular sliding block 1302 to move backwards, and at the moment, the two bar-shaped locking blocks are in a separated state with the outer peripheral surfaces of the limiting gears 1303; through the setting of zigzagged pole piece 7 for the bar locking piece of rectangle sliding block 1302 front end face is when need carrying out the separation operation with spacing gear 1303 outer peripheral face, only need trample down through the pedal 702 on the foot with zigzagged pole piece 7, can easily realize.
Specific use and action of the embodiment: in the invention, when a special-shaped steel pipe is processed, firstly, the distance between a lower forming roller 2 and an upper forming roller 3 is adjusted according to the requirement, during adjustment, a worker arrives at the right side of one of the protection shells 4, then, treads a pedal 702 on a Z-shaped treading rod 7 downwards through a foot part, separates a strip-shaped locking block on the front end surface of a rectangular sliding block 1302 from the peripheral surface of a limiting gear 1303, then, rotates a rotating hand wheel on the right side of one worm 1202, synchronously rotates the right side of one worm 1202 with one worm 1202 at the left end of the synchronous rotating rod 1201, thereby synchronously rotating two worm gears 1203 and two driving nuts 1105, then, simultaneously moves up and down with two movable connecting blocks 1103 under the action of threads, thereby, moving the upper forming roller 3 up and down, completing the adjustment of the distance between the lower forming roller 2 and the upper forming roller 3, and then, processing the round steel pipe into the special-shaped steel pipe under the extrusion action of the lower forming roller 2 and the upper forming roller 3.
After the distance between the lower forming roller 2 and the upper forming roller 3 is adjusted, a worker moves the feet away from the pedal 702, so that the pull rope 703, the pull rod 1304 and the rectangular sliding block 1302 lose the pulling force, at this time, the rectangular sliding block 1302 moves forward with the two bar-shaped locking blocks on the front end surface of the rectangular sliding block 1302 under the action of the external spring force of the pull rod 1304 due to the fact that the gravity of the Z-shaped pedal rod 7 is smaller than the elastic force of the external spring of the pull rod 1304, and the driving nut 1105 is effectively locked and limited.
When people come to the right of one of the right protective shells 4, a corresponding human body induction switch 8 senses the condition that a human body exists, the human body induction switch 8 transmits a start command of an oil pump to a corresponding small controller 9, and the small controller 9 starts a corresponding oil delivery pump 601, so that lubricating oil in the oil storage tank 5 is delivered to the oil delivery pipe 602, and is split by the split pipe 603 and then sprayed to the upper end of the driving screw 1104 through the oil injection head 604, and then the lubricating oil flows downwards under the action of gravity, so that driving parts such as the driving screw 1104, the driving nut 1105, the worm wheel 1203, the worm 1202 and the like perform lubrication operation, finally flow back to the inside of the oil storage tank 5, and the driving parts such as the driving screw 1104, the driving nut 1105, the worm wheel 1203, the worm 1202 and the like can obtain circulating lubrication effect.
Claims (7)
1. A special-shaped steel tube forming and positioning structure comprises a main body (1); four groups of positioning mechanisms (11) are arranged on the upper part of the main body (1) in a rectangular array shape, and each group of positioning mechanisms (11) is connected with a lower forming roller (2) and an upper forming roller (3); the device is characterized in that each group of positioning mechanisms (11) is provided with two protective shells (4), and an oil return pipe (10) is connected to the lower part between the two protective shells (4); four oil storage tanks (5) are uniformly arranged at the upper part of the right end surface of the main body (1), and an oil injection mechanism (6) is arranged at the rear side of each oil storage tank (5); the right end face of each protection shell (4) on the right side is provided with a human body induction switch (8), the right end face of each oil storage tank (5) is provided with a miniature controller (9), and the miniature controllers (9) are electrically connected with one human body induction switch (8) adjacent to the miniature controllers; the upper end of each group of positioning mechanisms (11) is provided with a synchronous adjusting piece (12), and the front part of the upper end of each positioning mechanism (11) is provided with a locking part (13);
the positioning mechanism (11) comprises two positioning frames (1101), fixed supporting blocks (1102), movable connecting blocks (1103), driving screws (1104) and driving nuts (1105), wherein the two positioning frames (1101) are respectively and fixedly arranged on the left side and the right side of the upper end face of the main body (1), one fixed supporting block (1102) is fixedly arranged on the lower part of the inner side of each positioning frame (1101), and the two fixed supporting blocks (1102) are rotatably connected with the left end and the right end of a rotating shaft of the lower forming roller (2) through bearings; the upper part of the inner side of each positioning frame (1101) is connected with a movable connecting block (1103) in a sliding way, and the two movable connecting blocks (1103) are connected with the left end and the right end of a rotating shaft of an upper forming roller (3) in a rotating way through bearings; every movable connecting block (1103) up end middle part all rotates and is connected with one drive screw (1104) that runs through positioning frame (1101) top, and every drive screw (1104) outside all has one drive nut (1105) through threaded connection, and two drive nuts (1105) rotate respectively and connect at two positioning frame (1101) top face middle parts.
2. A profiled steel tube forming and locating structure as claimed in claim 1 wherein: a transparent window (501) is fixedly embedded in the right end face of the oil storage tank (5), and an oil filling pipe (502) is arranged at the top of the oil storage tank (5); an oil inlet at the upper part of the oil storage tank (5) is connected with an oil outlet of a protective shell (4) at the front side through an oil pipe.
3. A profiled steel tube forming and locating structure as claimed in claim 1 wherein: the oil injection mechanism (6) comprises an oil delivery pump (601), an oil delivery pipe (602), a shunt pipe (603) and an oil injection head (604), wherein the oil delivery pump (601) is fixedly arranged on the front end face of the main body (1), and an oil suction port of the oil delivery pump (601) is connected with an oil outlet of the oil storage tank (5) through an oil pipe; the oil outlet of oil transfer pump (601) is connected with oil delivery pipe (602), and oil delivery pipe (602) fixed connection is at two adjacent protective housing (4) tops around, is connected with two shunt tubes (603) on oil delivery pipe (602), and two shunt tubes (603) run through two adjacent protective housing (4) tops around respectively to every shunt tube (603) lower extreme all is equipped with one and spouts oil head (604), and two oil injection heads (604) are located two drive screw (1104) top respectively.
4. A profiled steel tube forming and locating structure as claimed in claim 1 wherein: the synchronous adjusting piece (12) comprises a synchronous rotating rod (1201), worms (1202) and worm gears (1203), wherein the left end and the right end of the synchronous rotating rod (1201) are fixedly provided with one worm (1202), and the two worms (1202) are respectively connected to the top end surfaces of the two positioning frames (1101) in a rotating way; the number of the worm gears (1203) is two, the two worm gears (1203) are respectively fixedly arranged outside the two driving nuts (1105), and the two worm gears (1203) are respectively meshed with the two worms (1202).
5. A profiled steel tube forming and locating structure as claimed in claim 1 wherein: the locking part (13) comprises a rectangular sliding cylinder (1301), rectangular sliding blocks (1302), limiting gears (1303) and a pulling rod (1304), wherein the rectangular sliding cylinder (1301) is fixedly arranged at the rear side of the upper end face of a positioning frame (1101) on the right side, the rectangular sliding blocks (1302) are connected inside the rectangular sliding cylinder (1301) in a sliding manner, two strip-shaped locking blocks are arranged on the front end face of the rectangular sliding blocks (1302), a pulling rod (1304) penetrating through the rear side wall of the rectangular sliding cylinder (1301) is arranged on the rear end face of the rectangular sliding block (1302), and a spring is sleeved outside the pulling rod (1304) and positioned inside the rectangular sliding cylinder (1301); the limiting gear (1303) is arranged at the upper outer end of a driving nut (1105) at the front side.
6. A profiled steel tube forming and locating structure as claimed in claim 5 wherein: when the locking part (13) is in a locking limit state, two strip-shaped locking blocks on the front end surface of the rectangular sliding block (1302) are in close contact with the peripheral surface of the limit gear (1303).
7. A profiled steel tube forming and locating structure as claimed in claim 5 wherein: the novel pedal device is characterized by further comprising Z-shaped pedal rod pieces (7), wherein the number of the Z-shaped pedal rod pieces (7) is four, and two sliding sleeves (701) fixedly connected to the right end face of the main body (1) are slidably connected to the outer part of each Z-shaped pedal rod piece (7); the lower part of the Z-shaped trample rod piece (7) is fixedly provided with a trample pedal (702), the upper end of the Z-shaped trample rod piece (7) is fixedly connected with a pull rope (703), the other end of the pull rope (703) is fixedly connected with the rear end of the pull rod (1304), and the outside of the pull rope (703) is slidably connected with a pulley (704) arranged on the right part of the front side positioning frame (1101).
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| CN202311187825.4A CN116921522B (en) | 2023-09-15 | 2023-09-15 | Special-shaped steel pipe forming and positioning structure |
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| CN202311187825.4A CN116921522B (en) | 2023-09-15 | 2023-09-15 | Special-shaped steel pipe forming and positioning structure |
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| CN116921522B CN116921522B (en) | 2023-12-12 |
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|---|---|
| CN116921522B (en) | 2023-12-12 |
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