CN116020950B - Flaring device for hollow rattan iron pipe orifice - Google Patents
Flaring device for hollow rattan iron pipe orifice Download PDFInfo
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- CN116020950B CN116020950B CN202310253785.2A CN202310253785A CN116020950B CN 116020950 B CN116020950 B CN 116020950B CN 202310253785 A CN202310253785 A CN 202310253785A CN 116020950 B CN116020950 B CN 116020950B
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Abstract
The invention relates to the technical field of stamping metal equipment, in particular to a flaring device of a hollow rattan iron pipe orifice, which is used for flaring the rattan iron pipe orifice and comprises a frame, a control system, a fixing component, a cover body, a sliding component, a heating component, a driving component and a stamping component, wherein the control system, the fixing component, the cover body, the sliding component, the heating component, the driving component and the stamping component are arranged on the frame, the fixing component is provided with a clamping station for clamping the hollow rattan iron pipe, the sliding component is arranged on the periphery of the fixing component, the cover body is arranged on the sliding component, the heating component is arranged in the cover body, the cover body is provided with a feeding port, the driving component is arranged on the other transverse side of the fixing component, the stamping component is arranged at the output end of the driving component, the stamping component is provided with a primary stamping structural component, a turnover structural component, a secondary stamping structural component, a turnover structural component and a secondary stamping structural component are sequentially distributed, and the primary stamping component is embedded into the secondary stamping component, so that a circumferential area of the secondary stamping component is raised. Solves the problem that the flaring of the hollow rattan iron pipe is easy to break, and has good flaring effect and high flaring efficiency.
Description
Technical Field
The invention relates to the technical field of stamping metal equipment, in particular to a flaring device for a hollow rattan iron pipe orifice.
Background
Rattan iron technology is deeper and deeper in daily life of people, more and more daily living goods adopt rattan iron technology, such as furniture such as tables and chairs, however, the daily living goods prepared through rattan iron technology have the defects of complex preparation procedures and low preparation efficiency.
Such as Chinese patent application number: 201710406555.X discloses a processing technology of a rattan iron technology table, which comprises the following steps: (1) The method comprises the steps that a magnetic metal tube with a melting point higher than the glass melting temperature is used for manufacturing a hollow table frame, the hollow table frame comprises a net-shaped tube frame parallel to a table top and a support tube frame vertically connected to the center of the net-shaped tube frame for supporting, the support tube frame is communicated with the net-shaped tube frame, and the net-shaped tube frame comprises a plurality of annular tube frames concentric with the table top and a plurality of radial tube frames extending along the radial direction of the table top and communicated with the annular tube frames; the method comprises the steps that a mould for containing molten glass is manufactured by utilizing ceramic materials, the mould comprises a ceramic annular wall and a ceramic heating base which is matched and sleeved in the ceramic annular wall in a sliding manner and can be lifted, the ceramic annular wall is provided with openings for clamping each radial pipe skeleton correspondingly from top to bottom, the openings are provided with sealing propping pieces, the sealing propping pieces extend into the openings from top to bottom and are sealed and propped to press the corresponding radial pipe skeletons, and a heating device is arranged in the ceramic heating base; (2) Starting the heating device to heat the mould, and pouring molten glass into the mould after the mould is heated to be higher than the glass melting temperature so that the molten glass is lower than each notch; (3) Adding magnetic metal powder with the melting point being higher than the melting temperature of the glass into the melted glass, and stirring until the magnetic metal powder is uniform; (4) Placing the netlike pipe frameworks into the die, enabling the radial pipe frameworks to slide into the openings from top to bottom in a one-to-one correspondence manner, enabling the support pipe frameworks to be arranged upwards, enabling gaps to exist between the netlike pipe frameworks and the ceramic heating base, enabling the sealing propping pieces to extend into the openings in a one-to-one correspondence manner, propping the radial pipe frameworks and sealing the openings, enabling melted glass not to flow out of the openings, enabling the end parts of the radial pipe frameworks to extend out of the ceramic annular wall and pipe orifices to face outwards, enabling cooling air to be introduced into the upper ends of the support pipe frameworks, enabling the end parts of the radial pipe frameworks to be air outlet ends, and enabling the temperature of the cooling air to be lower than that of glass melting; (5) Gradually lifting the melted glass supported by the ceramic heating base, and submerging the netlike pipe framework in the melted glass; (6) The plurality of magnets are in direct contact connection with the radial pipe frameworks, so that the radial pipe frameworks and the annular pipe frameworks have magnetism, the radial pipe frameworks and the annular pipe frameworks attract the magnetic metal powder, and the magnetic metal powder is gradually far away from the upper surface and the lower surface of the melted glass and gradually approaches the radial pipe frameworks and the annular pipe frameworks to gather; (7) Stopping the heating device to heat the ceramic heating base after a certain time, gradually reducing the temperature of the cooling air, and gradually cooling, annealing and solidifying the melted glass to combine with the reticular tube framework to form the glass rattan iron table; (8) removing the glass rattan iron table from the mold. The rattan iron artistic table prepared by the method has good beautiful effect.
However, the rattan iron process table that this was prepared is integrated into one piece structural formula, occupation space is big, is unfavorable for the transportation to in through the mould shaping, need the mould of great specification size rather than the cooperation, its manufacturing cost is high, and preparation inefficiency, and prepare rattan iron process table through detachable mode of assembling, need hollow rattan iron pipe's one end to pass through flaring device flaring processing, the detachable concatenation of mode realization of rethread grafting, from this improvement convenience of carrying and improvement preparation efficiency.
Existing flaring devices, such as chinese patent application No.: 201811631857.8 a flaring structure of flaring machine, which comprises an assembly table, still include and adjust the axostylus axostyle subassembly, adjust pole subassembly and pneumatic module, adjust pole subassembly including adjusting pole and gyro wheel, adjust the pole and be L shape connecting plate, L shape connecting plate's horizontal plate one end is connected with vertical board one end is perpendicular, the horizontal plate other end of L shape connecting plate is towards keeping away from vertical board orientation extension there being the extension board, extension board tip level is equipped with the connecting rod, the connecting rod rotates with the gyro wheel to be connected, adjust the axostylus axostyle subassembly and include the flaring needle, the stamping shaft front end is connected with the flaring needle, the stamping shaft rear end is connected with the clamp shaft through the guide block, the guide block upper surface is higher than stamping shaft upper surface, the guide block is close to stamping shaft one side and is equipped with the spout that sets up with stamping shaft is coaxial, the gyro wheel is located stamping shaft top and contradicts with stamping shaft upper surface, pneumatic module includes clamping cylinder and clamp cylinder, the assembly table front end is equipped with the first clamping block and the second clamping block of two relative settings, first clamping block movable through clamping cylinder drive, L shape connecting plate's horizontal plate is located first clamping block rear clamping block, L shape clamping block and clamp cylinder drive can be located the first clamping block and clamp cylinder clamping block front diameter of the flaring needle, the pipe is equal to the cylinder diameter when the flaring needle is located in the cylinder clamping cylinder side and the cylinder clamping block is connected with the first clamping block, the cylinder clamping cylinder diameter is close to the clamp cylinder front and the clamp cylinder diameter is pressed into the first clamping block, the lateral surface is pressed down in the cylinder clamping cylinder diameter.
However, the flaring structure of the flaring machine disclosed above is mainly suitable for materials such as aluminum pipes, steel pipes, copper pipes and the like, and for rattan irons with thinner and brittle materials, the problem of tearing at the flaring position easily occurs in the process of flaring to a specified diameter, so that the risk of scrapping products is caused.
Disclosure of Invention
Therefore, aiming at the problems, the invention provides the flaring device which is suitable for flaring of the hollow rattan iron pipe orifice, has good flaring effect and high flaring efficiency.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a hollow rattan iron pipe mouth flaring device, includes the frame, locates control system, fixed subassembly, the cover body, sliding component, heating element, actuating unit and the punching press subassembly in the frame, have the centre gripping station that is used for centre gripping hollow rattan iron pipe on the fixed subassembly, sliding component locates the week side of fixed subassembly, the cover body is located on the sliding component, and covers and locate centre gripping station department, heating element locates in the cover body, be equipped with a feed port on the cover body, actuating unit locates the horizontal opposite side of fixed subassembly, the output of actuating unit is located to the punching press subassembly, passes the feed port through actuating unit drive punching press subassembly, handles to hollow rattan iron pipe mouth flaring, the punching press subassembly has one punching press structure, turns over structure, secondary punching press structure distributes in proper order to one time punching press structure embeds the secondary punching press structure, realizes that the circumference of secondary punching press structure is regional protruding.
Further, the control system comprises a controller, a temperature sensor, a first position sensor, a second position sensor, a first pressure sensor and a second pressure sensor, wherein the temperature sensor, the first position sensor, the second position sensor, the first pressure sensor and the second pressure sensor are arranged in the cover body, the first pressure sensor and the second pressure sensor are arranged on the punching assembly, the temperature sensor, the first position sensor, the second position sensor, the first pressure sensor and the second pressure sensor are respectively and electrically connected with the input end of the controller, and the fixing assembly, the heating assembly and the driving assembly are respectively and electrically connected with the output end of the controller.
Further, the fixed subassembly includes the fixed axle, locates the fixed roller on the fixed axle through slide bearing cover, locates the interior fixture on fixed axle and the fixed roller, the first linear drive device of drive fixed axle along its axial direction motion, set firmly in the fixing base on the axial one end of fixed roller and locate the outer fixture on the fixing base, form a centre gripping passageway between fixing base and the fixed roller, through interior clamping structure, outer clamping structure centre gripping hollow rattan iron pipe in opposite directions.
Further, the number of the groups of the inner clamping mechanisms is three.
Further, each inner clamping mechanism is distributed at intervals along the axial direction of the fixed shaft, each inner clamping mechanism comprises four first through grooves formed in the fixed roller in a surrounding mode, first ejector blocks arranged at the positions of the first through grooves and supporting blocks arranged on the fixed shaft, first inclined faces are arranged on the lower surfaces of the first ejector blocks, the first inclined faces incline along the axial direction of the fixed shaft, the supporting blocks are of a round table type structure, and second inclined faces matched with the first inclined faces are arranged on the side faces of the supporting blocks.
Further, the outer clamping mechanism comprises at least three second linear driving devices arranged on the fixing seat in a surrounding mode and a pressing block arranged at the output end of the second linear driving devices, and an arc-shaped surface structure is arranged on the lower surface of the pressing block.
Further, the punching assembly comprises a punching shaft, a sliding block arranged on the punching shaft, a shaft sleeve sleeved on the punching shaft, a first punching sleeve sleeved on the sliding block, a second punching sleeve fixedly arranged on the sleeve body and a sleeve body sleeved on the first punching sleeve and the second punching sleeve, the driving assembly comprises a third linear driving device for driving the punching shaft to move along the axial direction of the punching shaft, a fourth linear driving device for driving the shaft sleeve to move along the axial direction of the punching shaft, a punching channel for a hollow rattan iron pipe to pass is formed between the sleeve body and the first punching sleeve and between the second punching sleeve, a first sliding groove for the sliding block to pass is formed in the first punching sleeve, a second sliding groove for the sliding block to pass is formed in the second punching sleeve, a second through groove communicated with the second sliding groove is formed in the second punching sleeve, a second top block is arranged in the second through groove, a third inclined surface is arranged at the lower part of the second top block, and the second top block abuts against the third inclined surface of the second top block to move along the axial direction of the punching shaft, and the second top block moves along the radial direction of the punching shaft.
Further, the first punching sleeve comprises a first punching part, a shrinkage part and a step part in sequence along the axial direction of the punching shaft, the second punching sleeve comprises a second punching part, a third punching part and a supporting part in sequence along the axial direction of the punching shaft, the inner surface of the sleeve is provided with a fourth inclined surface matched with the shrinkage part and the step part, a fifth inclined surface matched with the second punching part and the third punching part and an annular convex strip arranged between the fourth inclined surface and the second inclined surface, the slope of the outer surface of the second punching part is larger than the slope of the outer surface of the third punching part, and the slope of the outer surface of the first punching part is smaller than the slope of the third punching part.
Further, the sleeve body comprises an upper sleeve body and a lower sleeve body which can be mutually separated, and a yielding groove matched with the second top block is formed in the upper sleeve body.
Further, the first linear driving device, the second linear driving device, the third linear driving device and the fourth linear driving device are all air cylinders or hydraulic cylinders or electric pushing cylinders.
By adopting the technical scheme, the invention has the beneficial effects that: the flaring device of the hollow rattan iron pipe orifice monitors the surrounding environment, the position, the stress condition of the hollow rattan iron pipe and the position and the stress condition of the punching component respectively through a temperature sensor, a first position sensor, a second position sensor, a first pressure sensor and a second pressure sensor in a control system so as to ensure the stable quality of the hollow rattan iron pipe in the flaring process, improve the qualification rate of the flaring, realize the flaring treatment in an automatic control mode so as to improve the flaring efficiency, simultaneously, perform primary flaring through a primary punching structural component on the punching component in the flaring process, enable one end of the hollow rattan iron pipe to be turned inwards to form a double-layer structure layer through continuous feeding of the punching component, simultaneously reduce the caliber of the hollow rattan iron pipe and squeeze, and perform secondary flaring through a secondary punching structural component, at this time, the flaring area of the double-layer structure layer is stretched at high temperature and high pressure to enable the two-layer structure layer of the hollow rattan iron pipe to deform under stress and generate redundant heat, the two-layer structure layer is melted, the temperature is reduced, and surface adhesion is formed, so that the thickness dimension and the stress intensity of the flaring area of the hollow rattan iron pipe can be improved, the tensile strength of the flaring area can be improved in a secondary flaring treatment mode after shrinkage cavity, and further, the primary stamping structural member of the driving assembly is pulled to be matched with the secondary stamping structural member, so that a positioning port is formed on one side of the periphery of the flaring area of the hollow rattan iron pipe outwards for a third flaring treatment, the risk of tearing the hollow rattan iron pipe is reduced, the flaring effect of the hollow rattan iron pipe is good, the product quality is high, compared with the existing method of increasing the thickness of the whole hollow rattan iron pipe, on the basis of meeting the strength and the connection strength of the flaring area, the use of materials is reduced, the effects of energy conservation and environmental protection are achieved, meanwhile, the quality strength of the hollow rattan iron pipe is reduced, and the detachable connection mode of the hollow rattan iron pipe is realized, so that the transportation convenience is improved, and the transportation cost is reduced.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present invention.
Fig. 2 is a schematic diagram of a primary flaring of a punching assembly in accordance with an embodiment of the present invention.
Fig. 3 is a schematic view of a first stage folding of a punching assembly according to an embodiment of the present invention.
Fig. 4 is a schematic view of a second stage folding of the punching assembly according to an embodiment of the present invention.
Fig. 5 is a schematic diagram of a secondary flaring structure of a punching assembly according to an embodiment of the present invention.
Fig. 6 is a schematic diagram of a three-time flaring structure of a punching assembly according to an embodiment of the present invention.
Fig. 7 is a schematic cross-sectional view of a sleeve according to an embodiment of the present invention.
FIG. 8 is a flow chart of flaring of hollow rattan iron pipe in an embodiment of the present invention.
Fig. 9 is a schematic cross-sectional view of a clamping state of a fixing assembly according to an embodiment of the present invention.
Fig. 10 is a schematic cross-sectional view of an unclamped state of a fixing assembly according to an embodiment of the present invention.
Fig. 11 is a right-side view of a fixing assembly according to an embodiment of the present invention.
Fig. 12 is a circuit diagram of a control system in an embodiment of the invention.
Description of the embodiments
The invention will now be further described with reference to the drawings and detailed description.
The embodiment of the invention comprises the following steps:
referring to fig. 1, 2, 8 and 12, a flaring device of a hollow rattan iron pipe orifice comprises a frame, a control system 1 arranged on the frame, a fixing component 2, a cover 3, a sliding component, a heating component 4, a driving component 5 and a punching component 6, wherein the fixing component 2 is provided with a clamping station 20 used for clamping the hollow rattan iron pipe 100, the sliding component is arranged on the periphery of the fixing component 2, the cover 3 is arranged on the sliding component and covers the clamping station 20, the heating component 4 is arranged in the cover 3, a feeding port 30 is arranged on the cover 3, the driving component 5 is arranged on the other transverse side of the fixing component 2, the punching component 6 is arranged at the output end of the driving component 5, the punching component 6 is driven by the driving component 5 to pass through the feeding port 30, and the hollow rattan iron pipe orifice is flared, the punching assembly 6 is provided with a primary punching structural member, a turnover structural member and a secondary punching structural member, the primary punching structural member, the turnover structural member and the secondary punching structural member are sequentially distributed, the primary punching structural member is embedded into the secondary punching structural member to realize the bulge of a circumferential area of the secondary punching structural member, the control system 1 comprises a controller 11, a temperature sensor 12, a first position sensor 13, a second position sensor 14 which are arranged in the cover body 3, a first pressure sensor 15 which is arranged on the punching assembly 6 and a second pressure sensor 16 which is arranged on the fixing assembly 2, the temperature sensor 12, the first position sensor 13, the second position sensor 14, the first pressure sensor 15 and the second pressure sensor 16 are respectively and electrically connected with the input end of the controller 11, and the fixing assembly 2, the heating assembly 4 and the driving assembly 5 are respectively electrically connected with the output end of the controller 11.
The control mode of the control system 1 is as follows:
1) One end of the hollow rattan iron pipe 100 to be processed is inserted into a clamping station 20 of the fixing component 2, the fixing component 2 is controlled to clamp the hollow rattan iron pipe 100 through the controller 11, the clamping force is detected through the second pressure sensor 16, and when the preset clamping force is reached, the hollow rattan iron pipe 100 is fixed;
2) The sliding cover body 3 is covered on the hollow rattan iron pipe 100 on the clamping station 20 and controls the heating component 4 to heat;
3) The temperature sensor 12 detects the temperature in the cover body 3, and when the specific temperature is reached, the heating component 4 stops working;
4) Detecting the position of one end of the hollow rattan iron pipe 100 to be flared by the second position sensor 14, defining the position as an initial position, and detecting the position of the punching assembly 6 in real time by the first position sensor 13;
5) The driving component 5 drives the punching component 6 to move in a feeding way, and the punching component passes through the feeding port 30 on the cover body 3, so that the primary punching structural component performs primary flaring on the hollow rattan iron pipe port positioned on the clamping station 20;
6) The punching assembly 6 continues to feed, one end of the hollow rattan iron pipe 100 is turned inwards through a turning structural member of the punching assembly 6 to form a double-layer structure layer 101, and the area of the double-layer structure layer 101 is a flaring area;
7) The punching component 6 continues to feed, and the flaring area of the hollow rattan iron pipe 100 is subjected to secondary flaring treatment through a secondary punching structural component of the punching component 6, so that two structural layers 101 in the flaring area are compressed and compounded, and the flaring diameter of the primary punching structural component is smaller than that of a secondary flaring structure;
8) The driving component 5 pulls the primary stamping structural part of the stamping component 6 to retreat to be matched with the secondary stamping structural part, so that the circumferential side of the flaring zone of the hollow rattan iron pipe 100 is outwards flared for the third time, and a positioning opening 102 is formed;
9) In the steps 5) to 8), the pressure value of the hollow rattan iron pipe 100 to the punching component 6 is monitored by the first pressure sensor 15, and when the pressure value exceeds a preset critical value, the feeding movement of the punching component 6 is stopped;
10 Pulling out the punching component 6 to finish the flaring treatment of one end of the hollow rattan iron pipe 100.
The flaring device of the hollow rattan iron pipe orifice monitors the surrounding environment, the position, the stress condition of the hollow rattan iron pipe 100 and the position and the stress condition of the punching component respectively through the temperature sensor 12, the first position sensor 13, the second position sensor 14, the first pressure sensor 15 and the second pressure sensor 16 in the control system 1 so as to ensure the stable quality of the hollow rattan iron pipe 100 in the flaring process, improve the qualification rate of the flaring, realize the flaring treatment in an automatic control mode so as to improve the flaring efficiency, simultaneously, perform one-time flaring through a punching structural member on the punching component 6 in the flaring process, enable one end of the hollow rattan iron pipe 100 to be turned inwards to form a double-layer structure layer 101 through the continuous feeding of the punching component 6, simultaneously reduce the caliber of the hollow rattan iron pipe 100 for extrusion, the secondary flaring is carried out through the secondary punching structural member, at this time, the flaring region of the double-layer structural layer 101 is stretched at high temperature and high pressure, so that the two layers of the hollow rattan iron pipe 100 are subjected to stress deformation, redundant heat is generated, the two layers of the structural layer are melted, the temperature is reduced, and surface adhesion is formed, thereby improving the thickness dimension and the stress intensity of the flaring region of the hollow rattan iron pipe 100, and the tensile strength of the flaring region is improved by carrying out the secondary flaring treatment after shrinkage cavity, further, the primary punching structural member of the driving assembly 5 for pulling the punching assembly 6 is retracted to be matched with the secondary punching structural member, the circumferential side of the flaring region of the hollow rattan iron pipe 100 is outwards subjected to the third flaring treatment, so that a positioning opening 102 is formed, the risk of tearing the hollow rattan iron pipe 100 is reduced, the flaring effect of the hollow rattan iron pipe 100 is good, the product quality is high, compared with the existing thickness of the hollow rattan iron pipe 100 by increasing the whole length, the material is reduced on the basis of meeting the strength and the connection strength of a flaring area, the energy-saving and environment-friendly effects are achieved, meanwhile, the quality strength of the hollow rattan iron pipe is reduced, the detachable connection mode of the hollow rattan iron pipe is realized, and therefore the transportation convenience is improved, and the transportation cost is reduced.
Specifically, referring to fig. 9, 10 and 11, the fixing assembly 2 includes a fixing shaft 21, a fixing roller 23 sleeved on the fixing shaft 21 through a sliding bearing 22, an inner clamping mechanism 26 disposed on the fixing shaft 21 and the fixing roller 23, a first linear driving device 24 for driving the fixing shaft 21 to move along an axial direction thereof, a fixing seat 25 fixedly disposed on one axial end of the fixing roller 23, and an outer clamping mechanism 27 disposed on the fixing seat 25, wherein a clamping channel 28 is formed between the fixing seat 25 and the fixing roller 23, and the hollow rattan iron pipe 100 is clamped in opposite directions through the inner clamping mechanism 26 and the outer clamping mechanism 27.
When the hollow rattan iron pipe 100 is sleeved on the fixed roller body 23, the hollow rattan iron pipe 100 is distributed at the clamping channel 28, the fixed shaft 21 is driven to move along the axial direction through the first linear driving device 24, the inner clamping mechanism 26 is enabled to prop against the inner surface of the hollow rattan iron pipe 100, and meanwhile, the hollow rattan iron pipe 100 is clamped on the outer surface of the hollow rattan iron pipe 100 through the outer clamping mechanism 27, so that the fixing firmness of the hollow rattan iron pipe 100 is good.
The number of the groups of the inner clamping mechanisms 26 is three, each inner clamping mechanism 26 is distributed at intervals along the axial direction of the fixed shaft 21, each inner clamping mechanism 26 comprises four first through grooves 261 which are annularly arranged on the fixed roller 23, a first top block 262 arranged at each first through groove 261 and a supporting block 263 arranged on the fixed shaft 21, a first inclined surface 264 is arranged on the lower surface of each first top block 262, the first inclined surface 264 inclines along the axial direction of the fixed shaft 21, the supporting block 263 is in a circular truncated cone structure, a second inclined surface 265 matched with the first inclined surface 264 is arranged on the side surface of the supporting block 263, the supporting block 263 on the fixed shaft 21 is driven to move through the axial movement of the fixed shaft 21, and the supporting block 262 is matched with the first inclined surface 264 on the first top block 262 through the second inclined surface 265 on the supporting block 263, so that the first top block 262 moves outwards along the radial direction of the fixed roller 23, and is abutted against the inner surface of the hollow rattan iron pipe 100.
The outer clamping mechanism 27 comprises six second linear driving devices 271 arranged on the fixing seat 25 in a surrounding manner, and a pressing block 272 arranged at the output end of the second linear devices 271, wherein an arc-shaped surface structure 273 is arranged on the lower surface of the pressing block 272.
Referring to fig. 2 to 6, the punching assembly 6 includes a punching shaft 61, a slider 62 disposed on the punching shaft 61, a sleeve 63 sleeved on the punching shaft 61, a first punching sleeve 64 sleeved on the slider 62, a second punching sleeve 65 fixedly disposed on the sleeve body 63, and a sleeve body 66 sleeved on the first punching sleeve 64 and the second punching sleeve 65, the driving assembly 5 includes a third linear driving device 51 for driving the punching shaft 61 to move along the axial direction thereof, a fourth linear driving device 52 for driving the sleeve 63 to move along the axial direction of the punching shaft 61, a punching channel 67 is formed between the sleeve body 66 and the first punching sleeve 64 and between the sleeve body 65 for allowing a hollow rattan tube 100 to pass through, a first chute 68 for allowing the slider 62 to pass through is provided on the first punching sleeve 64, a second chute 69 for allowing the slider 62 to pass through is provided on the second punching sleeve 65, a second through chute 70 communicating with the second chute 69 is provided on the second punching sleeve 64, a second ejector block 71 is provided in the second through chute 70, and a second ejector block 71 is provided on the second through chute 70, and a lower inclined surface of the second ejector block 71 is provided on the second ejector block 71 along the radial direction of the second ejector block 71 along the second axial direction of the second ejector block 71.
The first punching sleeve 64 sequentially comprises a first punching portion 641, a shrinkage portion 642 and a step portion 643 along the axial direction of the punching shaft 61, the second punching sleeve 65 sequentially comprises a second punching portion 651, a third punching portion 652 and a supporting portion 653 along the axial direction of the punching shaft 61, the inner surface of the sleeve body 66 is provided with a fourth inclined surface 661 matched with the shrinkage portion 642 and the step portion 643, a fifth inclined surface 662 matched with the second punching portion 651 and the third punching portion 652 and an annular raised line 663 arranged between the fourth inclined surface 661 and the fifth inclined surface 662, the slope of the outer surface of the second punching portion 651 is larger than the slope of the outer surface of the third punching portion 652, and the slope of the outer surface of the first punching portion 641 is smaller than the slope of the third punching portion 652.
The first punching part 641, the punching shaft 61 and the slider 62 constitute a primary punched structural member; the necking part 642, the step part 643, the fourth inclined surface 661 and the annular raised line 663 form a turnover structural member; the second, third and fifth inclined surfaces 651, 652 and 662 constitute a secondary stamped structural member.
The third linear driving device 51 and the fourth linear driving device 52 drive the punching shaft 61 and the shaft sleeve 63 to synchronously feed, so that the first punching part 641 acts on the hollow rattan iron pipe 100 to realize primary flaring, the shrinkage mouth 642 and the fourth inclined surface 661 are matched to realize necking of the hollow rattan iron pipe 100, one end of the hollow rattan iron pipe 100 is bent and folded towards the step 643 under the jacking action of the annular raised strips 663 in the extrusion process to form a double-layer structure layer 101, the double-layer structure layer 101 is extruded and compounded under the extrusion of the annular raised strips 663, and the fifth inclined surface 662 is matched with the second punching part 651 and the third punching part 652 to realize secondary flaring, so that the flaring stability is good and the flaring effect is good.
Referring to fig. 7, the sleeve 66 includes an upper sleeve 601 and a lower sleeve 602 that can be separated from each other, the upper sleeve 601 is provided with an auxiliary assembly 200 that cooperates with the second top block 71 to form the positioning opening 102 on the hollow rattan iron pipe 100, the auxiliary assembly 200 includes a yielding groove 201 provided on the upper sleeve 601, a pressing plate 202 provided in the yielding groove 201, a spring 203, an adjusting plate 204, and a threaded rod 205, the threaded rod 205 is provided on the upper sleeve 601 in a penetrating manner, and is in threaded connection with the upper sleeve 601, the adjusting plate 204 is rotatably provided at the lower end of the threaded rod 205, and the spring 203 is provided between the adjusting plate 204 and the pressing plate 202.
The upper sleeve body 601 and the lower sleeve body 602 are covered on the first punching sleeve 64 and the second punching sleeve 65, so that a punching channel 67 is formed, the realization convenience is good, the compression stroke of the spring 203 is changed by adjusting the threaded rod 205, the pressure of the pressing plate 202 is changed, the clamping force of the second jacking block 71 and the pressing plate 202 is changed when the second jacking block 71 jacks up, and the flaring quality of a positioning port of a hollow rattan iron pipe is improved.
In this embodiment, the first linear driving device 24, the second linear driving device 271, the third linear driving device 51 and the fourth linear driving device 52 are all air cylinders, and may be hydraulic cylinders or electric push cylinders.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides a flaring device of hollow rattan iron mouth of pipe which characterized in that: the device comprises a frame, a control system arranged on the frame, a fixing assembly, a cover body, a sliding assembly, a heating assembly, a driving assembly and a punching assembly, wherein the fixing assembly is provided with a clamping station for clamping a hollow rattan iron pipe, the sliding assembly is arranged on the periphery of the fixing assembly, the cover body is arranged on the sliding assembly and covers the clamping station, the heating assembly is arranged in the cover body, a feeding port is arranged on the cover body, the driving assembly is arranged on the other transverse side of the fixing assembly, the punching assembly is arranged at the output end of the driving assembly, the driving assembly drives the punching assembly to penetrate through the feeding port and perform flaring treatment on the hollow rattan iron pipe, the punching assembly is provided with a primary punching structural member, a turnover structural member and a secondary punching structural member, the primary punching structural member, the turnover structural member and the secondary punching structural member are sequentially distributed, and the primary punching structural member is embedded into the secondary punching structural member to realize circumferential one-area bulge of the secondary punching structural member;
the stamping assembly comprises a stamping shaft, a sliding block arranged on the stamping shaft, a shaft sleeve sleeved on the stamping shaft, a first stamping sleeve sleeved on the sliding block, a second stamping sleeve fixedly arranged on the sleeve body and a sleeve body sleeved on the first stamping sleeve and the second stamping sleeve, the driving assembly comprises a third linear driving device for driving the stamping shaft to move along the axial direction of the stamping shaft, a fourth linear driving device for driving the shaft sleeve to move along the axial direction of the stamping shaft, a stamping channel for a hollow rattan iron pipe to pass through is formed between the sleeve body and the first stamping sleeve and between the sleeve body and the second stamping sleeve, a first sliding chute for the sliding block to pass through is formed on the first stamping sleeve, a second sliding chute for the sliding block to pass through is formed on the second stamping sleeve, a second through groove communicated with the second sliding chute is formed on the second stamping sleeve, a second ejector block is arranged in the second through groove, and a third inclined surface is arranged at the lower part of the second ejector block and is abutted against the third inclined surface of the second ejector block to move along the axial direction of the stamping shaft, so that the second ejector block moves along the radial direction of the stamping shaft;
the first stamping sleeve sequentially comprises a first stamping part, a shrinkage part and a step part along the axial direction of the stamping shaft, the second stamping sleeve sequentially comprises a second stamping part, a third stamping part and a supporting part along the axial direction of the stamping shaft, the inner surface of the sleeve is provided with a fourth inclined surface matched with the shrinkage part and the step part, a fifth inclined surface matched with the second stamping part and the third stamping part and an annular convex strip arranged between the fourth inclined surface and the second inclined surface, the slope of the outer surface of the second stamping part is larger than the slope of the outer surface of the third stamping part, and the slope of the outer surface of the first stamping part is smaller than the slope of the third stamping part;
the first stamping part, the stamping shaft and the sliding block form a one-time stamping structural part; the shrinkage part, the step part, the fourth inclined surface and the annular bulge form a turnover structural member; the second stamping part, the third stamping part and the fifth inclined surface form a secondary stamping structural part;
the sleeve body comprises an upper sleeve body and a lower sleeve body which can be separated from each other, and the upper sleeve body is provided with a abdication groove matched with the second top block.
2. The flaring device of a hollow rattan iron nozzle of claim 1, characterized in that: the control system comprises a controller, a temperature sensor, a first position sensor, a second position sensor, a first pressure sensor and a second pressure sensor, wherein the temperature sensor, the first position sensor, the second position sensor, the first pressure sensor and the second pressure sensor are arranged in the cover body, the first pressure sensor and the second pressure sensor are arranged on the punching assembly, the temperature sensor, the first position sensor, the second position sensor, the first pressure sensor and the second pressure sensor are respectively and electrically connected with the input end of the controller, and the fixing assembly, the heating assembly and the driving assembly are respectively and electrically connected with the output end of the controller.
3. The flaring device of a hollow rattan iron nozzle of claim 1 or 2, characterized in that: the fixing assembly comprises a fixing shaft, a fixing roller sleeved on the fixing shaft through a sliding bearing, an inner clamping mechanism arranged on the fixing shaft and the fixing roller, a first linear driving device for driving the fixing shaft to move along the axial direction of the fixing shaft, a fixing seat fixedly arranged at one axial end of the fixing roller and an outer clamping mechanism arranged on the fixing seat, wherein a clamping channel is formed between the fixing seat and the fixing roller, and hollow rattan iron pipes are clamped in opposite directions through the inner clamping structure and the outer clamping structure.
4. A flaring device for a hollow rattan iron nozzle of claim 3, characterized in that: the number of the groups of the inner clamping mechanisms is three.
5. The flaring device of a hollow rattan iron nozzle of claim 4, characterized in that: each inner clamping mechanism is distributed at intervals along the axial direction of the fixed shaft, each inner clamping mechanism comprises four first through grooves formed in the fixed roller in a surrounding mode, first jacking blocks arranged at the first through grooves and supporting blocks arranged on the fixed shaft, first inclined faces are arranged on the lower surfaces of the first jacking blocks, the first inclined faces incline along the axial direction of the fixed shaft, the supporting blocks are of a round table type structure, and second inclined faces matched with the first inclined faces are arranged on the side faces of the supporting blocks.
6. A flaring device for a hollow rattan iron nozzle of claim 3, characterized in that: the outer clamping mechanism comprises at least three second linear driving devices arranged on the fixing seat in a surrounding mode and a pressing block arranged at the output end of the second linear driving devices, and an arc-shaped surface structure is arranged on the lower surface of the pressing block.
7. The flaring device of a hollow rattan iron nozzle of claim 6, characterized in that: the first linear driving device, the second linear driving device, the third linear driving device and the fourth linear driving device are all air cylinders or hydraulic cylinders or electric pushing cylinders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310253785.2A CN116020950B (en) | 2023-03-16 | 2023-03-16 | Flaring device for hollow rattan iron pipe orifice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310253785.2A CN116020950B (en) | 2023-03-16 | 2023-03-16 | Flaring device for hollow rattan iron pipe orifice |
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| CN116020950A CN116020950A (en) | 2023-04-28 |
| CN116020950B true CN116020950B (en) | 2023-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310253785.2A Active CN116020950B (en) | 2023-03-16 | 2023-03-16 | Flaring device for hollow rattan iron pipe orifice |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2764217B1 (en) * | 1997-06-06 | 1999-10-22 | Ems Societe | METHOD FOR COLD CONFORMING THE END OF A SINGLE WALL METAL TUBE TO A DOUBLE WALL END |
| JP5530168B2 (en) * | 2009-12-22 | 2014-06-25 | 株式会社ベステックスキョーエイ | Pipe member forming method |
| CN202716937U (en) * | 2012-08-02 | 2013-02-06 | 北京汽车股份有限公司 | Vehicle body structural part with pre-snaps |
| DE102016103824A1 (en) * | 2016-03-03 | 2017-09-07 | Schmittergroup Ag | Shock absorber tube and method for its production |
| CN212419253U (en) * | 2020-04-09 | 2021-01-29 | 泉州市世兴液压器材有限公司 | Hydraulic pipe flaring and flanging machine |
| CN212634073U (en) * | 2020-06-30 | 2021-03-02 | 天津市宝力达车业有限责任公司 | Steel pipe flaring machine |
| CN114669674B (en) * | 2022-03-18 | 2023-12-12 | 北京亨港汽车配件有限公司 | Flaring clamp for automobile pipe end forming |
| CN217617215U (en) * | 2022-05-20 | 2022-10-21 | 佛山市南海宽为机械有限公司 | Coaxial pipe boring, punching and flanging integrated machine |
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