CN210647814U - Sizing rolling device for square tubes - Google Patents
Sizing rolling device for square tubes Download PDFInfo
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- CN210647814U CN210647814U CN201921347279.5U CN201921347279U CN210647814U CN 210647814 U CN210647814 U CN 210647814U CN 201921347279 U CN201921347279 U CN 201921347279U CN 210647814 U CN210647814 U CN 210647814U
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Abstract
The utility model belongs to the technical field of metal forming processing equipment, a side pipe sizing roll-in device is proposed, which comprises a frame, lower roll mechanism includes axostylus axostyle and bed die down, the axostylus axostyle rotates to set up in the frame down, the bed die slides and sets up on the axostylus axostyle down, it includes axostylus axostyle and last mould to go up roll mechanism, it sets up in the frame to go up the pole lift, it slides and sets up on last axostylus axostyle to go up the mould, side roll mechanism sets up two in the bed die mechanism top for the symmetry, side roll mechanism is including side subassembly and side form utensil, side subassembly removal sets up in the frame, side form utensil rotates and sets up on the subassembly is moved to. Through the technical scheme, the problems that in the prior art, the size of the extrusion space is not easy to adjust and the practicability is poor are solved.
Description
Technical Field
The utility model belongs to the technical field of metal forming and processing equipment, a square pipe sizing roll-in device is related to.
Background
The traditional square tube production adopts the steps that strip steel is cold-bent into a closed circular tube through a multi-pass forming machine frame, and after high-frequency welding, the square tube or the rectangular tube is formed through sizing and shaping; the cold roll forming has the disadvantages that each specification of pipe needs a roller with a corresponding specification, and the rollers need to be replaced when the unit changes the size of the steel pipe. The round and square forming process forms the straight strip steel into a round pipe and forms a square rectangular pipe with four straight sides through secondary forming, thereby increasing unnecessary deformation processes, and increasing deformation energy consumption and roller abrasion. Compared with the traditional square tube production process, the direct squaring unit can reduce or avoid the problems. At present, most manufacturers adopt a traditional square tube production mode, some manufacturers adopt direct squaring devices, but the square tube sizing and rolling devices in the direct squaring devices all have the problems that the size of an extrusion space is difficult to adjust and the practicability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model provides a square pipe sizing roll-in device has solved the difficult problem of adjusting, the practicality is poor of extrusion space size among the prior art.
The technical scheme of the utility model is realized like this:
a sizing and rolling device for a square tube, which comprises a frame,
the lower roll mechanism comprises a lower shaft lever and a lower die, the lower shaft lever is rotationally arranged on the machine frame, the lower die is slidably arranged on the lower shaft lever,
the upper roll mechanism comprises an upper shaft rod and an upper die, the upper shaft rod is arranged on the rack in a lifting way, the upper die is arranged on the upper shaft rod in a sliding way,
the two side roller mechanisms are symmetrically arranged above the lower roller mechanism and comprise side moving assemblies and side dies, the side moving assemblies are movably arranged on the rack, the side dies are rotatably arranged on the side moving assemblies,
the lower die, the upper die and the two side dies are staggered to form an extrusion space.
As a further technical proposal, the utility model also comprises two lifting mechanisms which are respectively positioned at the two ends of the upper shaft lever,
the lifting mechanism comprises a first motor, a first worm wheel and a first screw rod, the first motor is connected with the first worm, the first worm is meshed with the first worm wheel, a first threaded hole is formed in the first worm wheel along the direction of the central axis, the first screw rod is arranged in the first threaded hole in a penetrating mode, and the first screw rod drives the upper shaft rod to lift.
As a further technical scheme, the device also comprises two connecting sleeves which are respectively connected with the lower ends of the two first screw rods, the upper shaft rod is rotatably arranged in the connecting sleeves in a penetrating way,
one end of one of the connecting sleeves is provided with a fixed plate, and one end of the upper shaft lever penetrates through the fixed plate and is provided with a half-coupling.
As a further technical scheme, a first driving mechanism is arranged on the fixing plate, the first driving mechanism comprises a second worm, a second worm wheel and a second screw rod, the second worm is rotatably arranged on the fixing plate, the second worm is meshed with the second worm wheel, a second threaded hole is arranged on the second worm wheel along the direction of the central axis, the second screw rod is arranged in the second threaded hole in a penetrating manner, and the second screw rod drives the upper die to slide,
the number of the second worms, the number of the second worm wheels and the number of the second screw rods are two, the two second screw rods are respectively connected with the upper die, bevel gears are arranged at one ends of the two second worms, and the two bevel gears are meshed.
As a further technical scheme, a second driving mechanism is arranged on the rack, the second driving mechanism is arranged at one end, far away from the first driving mechanism, of the lower shaft rod, the second driving mechanism comprises a third worm, a third worm wheel and a third screw rod, the third worm is rotatably arranged on the rack, the third worm is meshed with the third worm wheel, a third threaded hole is formed in the third worm wheel along the direction of the central axis, the third screw rod is arranged in the third threaded hole in a penetrating mode, and the third screw rod drives the lower die to slide.
As a further technical scheme, the upper die comprises a first connecting piece and a first extrusion piece, the first extrusion piece is movably sleeved on the lower shaft rod and comprises a first extrusion roller and a first connecting part which are connected with each other, a first groove is arranged on the outer wall of the first connecting part along the circumferential direction, the first connecting piece is rotatably arranged in the first groove and is connected with the second screw rod,
the lower die comprises a second connecting piece and a second extrusion piece, the second extrusion piece is movably sleeved on the lower shaft rod and comprises a second extrusion roller and a second connecting portion which are connected with each other, a second groove is formed in the outer wall of the second connecting portion along the circumferential direction, the second connecting piece is rotatably arranged in the second groove, and the second connecting piece is connected with the third screw rod.
As a further technical scheme, the side shift assembly comprises a second motor, a fourth lead screw and a moving block, the second motor is connected with one end of the fourth lead screw, the fourth lead screw is rotatably arranged on the frame, the moving block is movably arranged on the fourth lead screw through a nut,
the moving block is provided with a mounting groove, a rotating shaft is arranged in the mounting groove in the vertical direction, and the side mold is rotatably arranged on the rotating shaft.
The utility model discloses a theory of operation and beneficial effect do:
1. the utility model discloses in the course of the work, the upper shaft lever moves down, it slides on the upper shaft lever to go up the mould, two side move the subassembly and all move to extrusion space center direction, it draws close to the center to drive the side form mould, and simultaneously, the bed die slides on the lower shaft lever, make the bed die, go up the mould and form the extrusion space that is fit for according to the size of the required length of side of square pipe between two side forms, meanwhile, the lower shaft lever rotates, make the bed die when conveying basic fashioned work piece, with last mould, two side forms together extrude basic fashioned work piece, accomplish the sizing of work piece, and reasonable design, high reliability. The lower mould, crisscross formation extrusion space between upper mould and the two side moulds, a side of upper mould contacts with a side of side mould promptly, the lower surface of upper mould contacts with the upper surface of another side mould, a side of another side mould contacts with a side of lower mould, the upper surface of lower mould contacts with the lower surface of a side mould, this kind of crisscross formation extrusion space, when required side length of pipe grow or reduce, remove each mould respectively, can change the size in extrusion space, thereby adapt to the production demand better, be convenient for adjust, therefore, the clothes hanger is strong in practicability.
2. The utility model discloses well first motor drives first worm and rotates, because first worm wheel and the meshing of first worm, makes first worm drive first worm wheel and rotates, drives first lead screw and reciprocates in the threaded hole, realizes the lift of first lead screw, and first lead screw drives and drives the upper shaft lever and reciprocate, realizes going up and down, and the design is simple reasonable, and stable practical easy maintenance. Two lifting mechanisms are provided, which is beneficial to ensuring the stability of the lifting motion of the upper shaft rod.
3. The utility model discloses the setting of well adapter sleeve is convenient for to the setting of last axostylus axostyle, makes the axostylus axostyle when realizing going up and down, can rotate the setting, and the setting of fixed plate is favorable to strengthening the stability of last axostylus axostyle elevating movement on the one hand, and on the other hand is convenient for to the installation and the fixing of other devices. The half couplers are connected with the corresponding half couplers, so that the transmission shaft is connected with the power device, the rotation of the transmission shaft is realized, and the transmission shaft drives the upper shaft rod to rotate, so that the workpieces are actively conveyed, and the automatic conveying device is reasonable in design and high in reliability.
4. The utility model discloses well second worm drives the second worm wheel and rotates, makes the second lead screw remove in the second screw hole, realizes the removal of second lead screw, and the mould slides on the drive, and simple structure is reliable reasonable.
The second worm and the second lead screw are two, and two second lead screws are connected with the both sides of last mould respectively, are favorable to guaranteeing the stability that the mould removed, two the one end of second worm all is provided with bevel gear, and two bevel gear meshes can be connected two second lead screw transmissions, just can drive two second lead screw motions with a motor, energy saving and space, and reasonable and practical also can cooperate the setting with the half-coupling simultaneously, leaves the space for the setting of half-coupling, and is ingenious reasonable.
5. The utility model discloses well third worm drives the rotation of third worm wheel, makes the third lead screw remove in the third screw hole, realizes the removal of third lead screw, and it is slip to drive the bed die, and first actuating mechanism sets up in one side of whole device, and second drive arrangement sets up at the opposite side of whole device, drives mould and bed die motion respectively, reasonable in design, and structural symmetry strengthens the stability of whole structure.
6. The utility model discloses well upper die utensil includes first extruded article and first extruded article, and first extruded article removes the cover and establishes down on the axostylus axostyle, first extruded article includes interconnect's first squeeze roll and first connecting portion, be provided with first recess along circumference on the outer wall of first connecting portion, first extruded article rotates and sets up in the first recess, first extruded article both can slide and can rotate on the axostylus axostyle down, realizes conveying panel at the extruded in-process in first connecting piece and fourth lead screw connection can be realized.
The bed die includes second connecting piece and second extruded article, and the second extruded article removes the cover and establishes down on the axostylus axostyle, the second extruded article includes interconnect's second squeeze roll and second connecting portion, be provided with the second recess along circumference on the outer wall of second connecting portion, the second connecting piece rotates and sets up in the second recess, the second connecting piece is connected with the third lead screw, can realize that the second extruded article both can slide and can rotate on the axostylus axostyle down, realizes conveying panel at the extruded in-process, and simple design is reasonable, and the practicality is strong.
7. The utility model discloses well second motor drives the fourth lead screw and rotates, makes the screw remove on the fourth lead screw, drives the movable block and removes on the fourth lead screw, realizes the purpose of side roller mechanism lateral adjustment, and the side form mould rotates and sets up in the axis of rotation, makes the side form mould rotate in work piece transportation process, reduces frictional force, increases and carries the effect, and the axis of rotation setting is favorable to saving space, reasonable in design in the mounting groove.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a first driving mechanism of the present invention;
fig. 3 is a schematic structural view of a second driving mechanism of the present invention;
in the figure: 1-a machine frame, 2-a lower roller mechanism, 21-a lower shaft lever, 22-a lower die, 221-a second connecting piece, 222-a second extruding piece, 201-a second extruding roller, 202-a second connecting part, 3-an upper roller mechanism, 31-an upper shaft lever, 32-an upper die, 321-a first connecting piece, 322-a first extruding piece, 301-a first extruding roller, 302-a first connecting part, 4-a side roller mechanism, 41-a side shifting assembly, 42-a side die, 5-a lifting mechanism, 51-a first motor, 52-a first worm, 53-a first worm wheel, 54-a first screw rod, 6-a connecting sleeve, 7-a fixing plate, 8-a first driving mechanism, 81-a second worm, 82-a second worm wheel, 83-a second screw rod, 84-bevel gear, 9-second driving mechanism, 91-third worm, 92-third worm gear, 93-third four-bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-3, a sizing and rolling device for square tubes comprises a frame 1,
the lower roll mechanism 2, the lower roll mechanism 2 comprises a lower shaft lever 21 and a lower die 22, the lower shaft lever 21 is rotationally arranged on the machine frame 1, the lower die 22 is arranged on the lower shaft lever 21 in a sliding way,
the upper roll mechanism 3, the upper roll mechanism 3 comprises an upper shaft lever 31 and an upper die 32, the upper shaft lever 31 is arranged on the frame 1 in a lifting way, the upper die 32 is arranged on the upper shaft lever 31 in a sliding way,
the side roller mechanisms 4 are symmetrically arranged above the lower roller mechanism 2, the side roller mechanisms 4 comprise side moving assemblies 41 and side dies 42, the side moving assemblies 41 are movably arranged on the rack 1, the side dies 42 are rotatably arranged on the side moving assemblies 41,
the lower die 22, the upper die 32 and the two side dies 42 are staggered to form an extrusion space therebetween.
In the working process of the embodiment, the upper shaft rod 31 moves downwards, the upper die 32 slides on the upper shaft rod 31, the two side moving assemblies 41 move towards the center of the extrusion space to drive the side dies 42 to approach towards the center, meanwhile, the lower die 22 slides on the lower shaft rod 21, so that a proper extrusion space is formed among the lower die 22, the upper die 32 and the two side dies 42 according to the required side length of the square tube, meanwhile, the lower shaft rod 21 rotates, so that the lower die 22, while conveying basically-formed workpieces, extrudes the basically-formed workpieces together with the upper die 32 and the two side dies 42, and the sizing of the workpieces is completed. The lower die 22, the upper die 32 and the two side dies 42 form an extrusion space in a staggered manner, namely, one side surface of the upper die 32 is in contact with one side surface of one side die 42, the lower surface of the upper die 32 is in contact with the upper surface of the other side die 42, one side surface of the other side die 42 is in contact with one side surface of the lower die 22, the upper surface of the lower die 22 is in contact with the lower surface of one side die 42, the extrusion space is formed in a staggered manner, when the length of the required square pipe is increased or reduced, the dies are respectively moved, the size of the extrusion space can be changed, the production requirement is better adapted, the adjustment is convenient, and the practicability.
Furthermore, the utility model also comprises two lifting mechanisms 5, the two lifting mechanisms 5 are respectively positioned at the two ends of the upper shaft lever 31,
the lifting mechanism 5 comprises a first motor 51, a first worm 52, a first worm wheel 53 and a first screw rod 54, the first motor 51 is connected with the first worm 52, the first worm 52 is meshed with the first worm wheel 53, a first threaded hole is formed in the first worm wheel 53 along the direction of the central axis, the first screw rod 54 is arranged in the first threaded hole in a penetrating mode, and the first screw rod 54 drives the upper shaft rod 31 to lift.
In this embodiment, the first motor 51 drives the first worm 52 to rotate, and since the first worm wheel 53 is meshed with the first worm 52, the first worm 52 drives the first worm wheel 53 to rotate, so as to drive the first lead screw 54 to move up and down in the threaded hole, so as to realize the lifting of the first lead screw 54, and the first lead screw 54 drives the upper shaft rod 31 to move up and down, so as to realize the lifting. The two lifting mechanisms 5 are beneficial to ensuring the stability of the lifting motion of the upper shaft lever 31.
Further comprises two connecting sleeves 6, the two connecting sleeves 6 are respectively connected with the lower ends of the two first screw rods 54, the upper shaft rod 31 is rotatably arranged in the connecting sleeves 6 in a penetrating way,
one end of one connecting sleeve 6 is provided with a fixing plate 7, one end of the upper shaft lever 31 penetrates through the fixing plate 7, and a half coupling is arranged.
The setting of adapter sleeve 6 in this embodiment is convenient for to the setting of upper shaft rod 31, makes upper shaft rod 31 when realizing going up and down, can rotate the setting, and the setting of fixed plate 7 is favorable to strengthening the stability of going up axostylus axostyle 31 elevating movement on the one hand, and on the other hand is convenient for to the installation and the fixed of other devices. The half-couplings are connected with the corresponding half-couplings, so that the transmission shaft is connected with the power device, the rotation of the transmission shaft is realized, and the transmission shaft drives the upper shaft rod 31 to rotate, so that the workpiece is actively conveyed, and the automatic conveying device is reasonable in design and high in reliability.
Further, a first driving mechanism 8 is arranged on the fixing plate 7, the first driving mechanism 8 comprises a second worm 81, a second worm wheel 82 and a second screw rod 83, the second worm 81 is rotatably arranged on the fixing plate 7, the second worm 81 is meshed with the second worm wheel 82, a second threaded hole is arranged on the second worm wheel 82 along the central axis direction, the second screw rod 83 is arranged in the second threaded hole in a penetrating manner, the second screw rod 83 drives the upper die 32 to slide,
the number of the second worms 81, the second worm gears 82 and the second screw rods 83 is two, the two second screw rods 83 are respectively connected with the upper die 32, one ends of the two second worms 81 are respectively provided with a bevel gear 84, and the two bevel gears 84 are meshed.
In this embodiment, the second worm 81 drives the second worm gear 82 to rotate, so that the second screw 83 moves in the second threaded hole, the second screw 83 moves, and the upper mold 32 is driven to slide.
The second worm 81 and the second lead screw 83 are two, two second lead screws 83 are connected with the two sides of the upper die 32 respectively, the stability of the movement of the upper die 32 is guaranteed, one ends of the two second worms 81 are provided with bevel gears 84, the two bevel gears 84 are meshed, the two second lead screws 83 can be connected in a transmission mode, one motor can be used for driving the two second lead screws 83 to move, energy and space are saved, the novel double-worm gear transmission mechanism is reasonable and practical, meanwhile, the novel double-worm gear transmission mechanism can also be matched with a half coupler to be arranged, a space is reserved for the arrangement of the half coupler, and the novel double-.
Further, a second driving mechanism 9 is arranged on the machine frame 1, the second driving mechanism 9 is arranged at one end, away from the first driving mechanism 8, of the lower shaft rod 21, the second driving mechanism 9 comprises a third worm 91, a third worm wheel 92 and a third screw rod 93, the third worm 91 is rotatably arranged on the machine frame 1, the third worm 91 is meshed with the third worm wheel 92, a third threaded hole is formed in the third worm wheel 92 along the direction of the central axis, the third screw rod 93 is arranged in the third threaded hole in a penetrating mode, and the third screw rod 93 drives the lower die 22 to slide.
In this embodiment, the third worm 91 drives the third worm wheel 92 to rotate, so that the third screw rod 93 moves in the third threaded hole, the third screw rod 93 moves, the lower mold 22 is driven to slide, the first driving mechanism 8 is arranged on one side of the whole device, the second driving mechanism is arranged on the other side of the whole device, the upper mold 32 and the lower mold 22 are respectively driven to move, the design is reasonable, the structure is symmetrical, and the stability of the whole structure is enhanced.
Further, the upper mold 32 comprises a first connecting member 321 and a first extruding member 322, the first extruding member 322 is movably sleeved on the lower shaft rod 21, the first extruding member 322 comprises a first extruding roller 301 and a first connecting portion 302 which are connected with each other, a first groove 323 is arranged on the outer wall of the first connecting portion 302 along the circumferential direction, the first connecting member 321 is rotatably arranged in the first groove 323, the first connecting member 321 is connected with the second screw rod 83,
the lower die 22 comprises a second connecting piece 221 and a second extruding piece 222, the second extruding piece 222 is movably sleeved on the lower shaft rod 21, the second extruding piece 222 comprises a second extruding roller 201 and a second connecting part 202 which are connected with each other, a second groove 223 is formed in the outer wall of the second connecting part 202 along the circumferential direction, the second connecting piece 221 is rotatably arranged in the second groove 223, and the second connecting piece 221 is connected with the third screw rod 93.
Middle and upper die 32 includes first extruded article 321 and first extruded article 322 in this embodiment, first extruded article 322 removes the cover and establishes under on axostylus axostyle 21, first extruded article 322 includes interconnect's first squeeze roll 301 and first connecting portion 302, be provided with first recess 323 along circumference on the outer wall of first connecting portion 302, first extruded article 321 rotates and sets up in first recess 323, first extruded article 321 is connected with fourth lead screw 412, can realize that first extruded article 322 both can slide and can rotate on axostylus axostyle 21 down, the realization conveys panel at the extruded in-process.
Further, the side shift assembly 41 comprises a second motor 411, a fourth lead screw 412 and a moving block 413, the second motor 411 is connected with one end of the fourth lead screw 412, the fourth lead screw 412 is rotatably arranged on the frame 1, the moving block 413 is movably arranged on the fourth lead screw 412 through a nut,
the moving block 413 is provided with an installation groove 414, a rotation shaft is arranged in the installation groove 414 along the vertical direction, and the side mold 42 is rotatably arranged on the rotation shaft.
In this embodiment, the second motor 411 drives the fourth lead screw 412 to rotate, so that the nut moves on the fourth lead screw 412, the moving block 413 is driven to move on the fourth lead screw 412, the purpose of transversely adjusting the side roller mechanism 4 is achieved, the side mold 42 is rotatably arranged on the rotating shaft, the side mold 42 is rotated in the workpiece conveying process, friction is reduced, the conveying effect is improved, the rotating shaft is arranged in the mounting groove 414, and the space saving and reasonable design are facilitated.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A sizing and rolling device for square tubes is characterized by comprising a frame (1),
the lower roll mechanism (2), the lower roll mechanism (2) comprises a lower shaft lever (21) and a lower die (22), the lower shaft lever (21) is rotationally arranged on the machine frame (1), the lower die (22) is slidably arranged on the lower shaft lever (21),
the upper roll mechanism (3) comprises an upper shaft rod (31) and an upper die (32), the upper shaft rod (31) is arranged on the rack (1) in a lifting mode, the upper die (32) is arranged on the upper shaft rod (31) in a sliding mode,
the side roller mechanisms (4) are symmetrically arranged above the lower roller mechanism (2), each side roller mechanism (4) comprises a side moving assembly (41) and a side mold (42), the side moving assemblies (41) are movably arranged on the rack (1), the side molds (42) are rotatably arranged on the side moving assemblies (41),
the lower die (22), the upper die (32) and the two side dies (42) are staggered to form an extrusion space.
2. The square tube sizing roller device according to claim 1, further comprising two lifting mechanisms (5), wherein the two lifting mechanisms (5) are respectively arranged at two ends of the upper shaft rod (31),
the lifting mechanism (5) comprises a first motor (51), a first worm (52), a first worm wheel (53) and a first screw rod (54), the first motor (51) is connected with the first worm (52), the first worm (52) is meshed with the first worm wheel (53), a first threaded hole is formed in the first worm wheel (53) along the direction of a central axis, the first screw rod (54) is arranged in the first threaded hole in a penetrating mode, and the first screw rod (54) drives the upper shaft rod (31) to lift.
3. The square tube sizing and rolling device according to claim 2, further comprising two connecting sleeves (6), wherein the two connecting sleeves (6) are respectively connected with the lower ends of the two first screw rods (54), the upper shaft lever (31) is rotatably arranged in the connecting sleeves (6),
one end of one of the connecting sleeves (6) is provided with a fixing plate (7), one end of the upper shaft lever (31) penetrates through the fixing plate (7), and a half-coupling is arranged.
4. The square tube sizing roller device according to claim 3, wherein a first driving mechanism (8) is arranged on the fixing plate (7), the first driving mechanism (8) comprises a second worm (81), a second worm wheel (82) and a second screw rod (83), the second worm (81) is rotatably arranged on the fixing plate (7), the second worm (81) is meshed with the second worm wheel (82), a second threaded hole is arranged on the second worm wheel (82) along the central axis direction, the second screw rod (83) is arranged in the second threaded hole in a penetrating manner, and the second screw rod (83) drives the upper die (32) to slide,
the number of the second worm screws (81), the number of the second worm gears (82) and the number of the second screw rods (83) are two, the two second screw rods (83) are respectively connected with the upper die (32), one ends of the two second worm screws (81) are respectively provided with a bevel gear (84), and the two bevel gears (84) are meshed.
5. The square tube sizing and rolling device according to claim 4, wherein a second driving mechanism (9) is arranged on the frame (1), the second driving mechanism (9) is arranged at one end of the lower shaft (21) far away from the first driving mechanism (8), the second driving mechanism (9) comprises a third worm (91), a third worm wheel (92) and a third lead screw (93), the third worm (91) is rotatably arranged on the frame (1), the third worm (91) is meshed with the third worm wheel (92), a third threaded hole is arranged on the third worm wheel (92) along the central axis direction, the third lead screw (93) is arranged in the third threaded hole in a penetrating manner, and the third lead screw (93) drives the lower die (22) to slide.
6. A square tube sizing roller device according to claim 5, wherein the upper die (32) comprises a first connecting member (321) and a first extruding member (322), the first extruding member (322) is movably sleeved on the lower shaft rod (21), the first extruding member (322) comprises a first extruding roller (301) and a first connecting part (302) which are connected with each other, a first groove (323) is formed in the outer wall of the first connecting part (302) along the circumferential direction, the first connecting member (321) is rotatably arranged in the first groove (323), and the first connecting member (321) is connected with the second screw rod (83),
the lower die (22) comprises a second connecting piece (221) and a second extrusion piece (222), the second extrusion piece (222) is movably sleeved on the lower shaft rod (21), the second extrusion piece (222) comprises a second extrusion roller (201) and a second connecting portion (202) which are connected with each other, a second groove (223) is formed in the outer wall of the second connecting portion (202) along the circumferential direction, the second connecting piece (221) is rotatably arranged in the second groove (223), and the second connecting piece (221) is connected with the third screw rod (93).
7. The square tube sizing rolling device according to claim 1, wherein the side shift assembly (41) comprises a second motor (411), a fourth lead screw (412) and a moving block (413), the second motor (411) is connected with one end of the fourth lead screw (412), the fourth lead screw (412) is rotatably arranged on the frame (1), the moving block (413) is movably arranged on the fourth lead screw (412) through a nut,
the moving block (413) is provided with an installation groove (414), a rotating shaft is arranged in the installation groove (414) along the vertical direction, and the side mold (42) is rotatably arranged on the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921347279.5U CN210647814U (en) | 2019-08-19 | 2019-08-19 | Sizing rolling device for square tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921347279.5U CN210647814U (en) | 2019-08-19 | 2019-08-19 | Sizing rolling device for square tubes |
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| Publication Number | Publication Date |
|---|---|
| CN210647814U true CN210647814U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921347279.5U Active CN210647814U (en) | 2019-08-19 | 2019-08-19 | Sizing rolling device for square tubes |
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| CN (1) | CN210647814U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605151A (en) * | 2020-11-27 | 2021-04-06 | 张家港市中悦冶金设备科技有限公司 | Metal pipe sizing device |
| CN115921611A (en) * | 2022-12-31 | 2023-04-07 | 苏州万拓机电设备有限公司 | High-precision C/U-shaped steel cold-bending forming machine |
-
2019
- 2019-08-19 CN CN201921347279.5U patent/CN210647814U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605151A (en) * | 2020-11-27 | 2021-04-06 | 张家港市中悦冶金设备科技有限公司 | Metal pipe sizing device |
| CN115921611A (en) * | 2022-12-31 | 2023-04-07 | 苏州万拓机电设备有限公司 | High-precision C/U-shaped steel cold-bending forming machine |
| CN115921611B (en) * | 2022-12-31 | 2023-09-26 | 苏州万拓机电设备有限公司 | High-precision C/U-shaped steel cold-bending forming machine |
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