CN219169327U - Bidirectional flanging molding equipment for hollow pipe of lining - Google Patents
Bidirectional flanging molding equipment for hollow pipe of lining Download PDFInfo
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- CN219169327U CN219169327U CN202320175345.5U CN202320175345U CN219169327U CN 219169327 U CN219169327 U CN 219169327U CN 202320175345 U CN202320175345 U CN 202320175345U CN 219169327 U CN219169327 U CN 219169327U
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Abstract
The patent discloses a lining hollow tube bidirectional flanging molding device, which comprises a frame, a panel, a linear guide rail, a movable workbench, a conical surface molding unit and an end surface molding unit; the conical surface forming unit comprises a first upper telescopic driving mechanism, an upper conical heating film, a first lower telescopic driving mechanism and a lower conical heating film, wherein a telescopic head of the first upper telescopic driving mechanism is connected with the upper conical heating film, and a telescopic head of the first lower telescopic driving mechanism is connected with the lower conical heating film; the end face forming unit comprises a second upper telescopic driving mechanism, an upper forming die, a second lower telescopic driving mechanism and a lower forming die, wherein a telescopic head of the second upper telescopic driving mechanism is connected with the upper forming die, and a telescopic head of the second lower telescopic driving mechanism is connected with the lower forming die. The two-way flanging molding equipment of inside lining hollow tube of this patent production efficiency is high, can guarantee simultaneously by the crooked atress of processing pipeline both sides even unanimity, and the terminal surface is level and smooth, reaches the effect that product size is unanimous, the steady quality.
Description
Technical Field
The patent relates to the technical field of pipeline manufacture, in particular to lining hollow pipe bidirectional flanging forming equipment.
Background
Many pipelines and valves are lined with a polytetrafluoroethylene hollow pipe (namely a polytetrafluoroethylene hollow pipe) to realize the effects of corrosion prevention and sealing, but the ends of the pipelines and the valves are provided with flange sealing end faces (namely pipeline flanges) for connection, so that 90-degree flanging treatment is required to be carried out on the end faces of the polytetrafluoroethylene hollow pipe of the lining; however, in the existing processing technology, the 90-degree flanging of the inner lining tetrafluoro hollow tube cannot be integrally formed through extrusion, so that the traditional process is generally completed by heating the tetrafluoro hollow tube by an electric heater and then manually using a forming tool, the production efficiency is low, the flanging end face is uneven due to uneven stress, the size is consistent and poor, and the quality is unstable.
Disclosure of Invention
The technical problem that this patent will solve is to the not enough of above-mentioned prior art provides a inside lining hollow tube two-way turn-ups former, and this inside lining hollow tube two-way turn-ups former compares with manual shaping, great improvement production efficiency, guaranteed by the crooked atress of processing pipeline both sides even unanimity, the terminal surface is level and smooth, reaches the effect that product size is unanimous, steady quality.
In order to achieve the technical purpose, the technical scheme adopted by the patent is as follows:
a bidirectional flanging molding device for a hollow pipe of a lining comprises a frame, a panel, a linear guide rail, a movable workbench, a conical surface molding unit and an end surface molding unit;
the frame is fixedly connected with a panel, the panel is fixedly connected with a linear guide rail, and the movable workbench is in sliding connection with the linear guide rail through a sliding block;
the conical surface forming unit comprises a first upper telescopic driving mechanism, an upper conical heating film, a first lower telescopic driving mechanism and a lower conical heating film, wherein the first upper telescopic driving mechanism is connected above the panel through a first upper connecting device, a telescopic head of the first upper telescopic driving mechanism is connected with the upper conical heating film, the first lower telescopic driving mechanism is connected below the panel through a first lower connecting device, and a telescopic head of the first lower telescopic driving mechanism is connected with the lower conical heating film;
the end face forming unit comprises a second upper telescopic driving mechanism, an upper forming die, a second lower telescopic driving mechanism and a lower forming die, wherein the second upper telescopic driving mechanism is connected above the panel through a second upper connecting device, a telescopic head of the second upper telescopic driving mechanism is connected with the upper forming die, the second lower telescopic driving mechanism is connected below the panel through a second lower connecting device, and a telescopic head of the second lower telescopic driving mechanism is connected with the lower forming die;
the end face forming unit is located at the next station of the conical surface forming unit, and notches for avoiding the movement of the lower cone heating film and the lower forming die are formed in the panel and the moving workbench.
As the technical scheme of this patent further improvement, in the conical surface shaping unit: the first upper telescopic driving mechanism adopts a first upper electric cylinder, and the first lower telescopic driving mechanism adopts a first lower electric cylinder; the end face forming unit comprises: the second upper telescopic driving mechanism adopts a second upper electric cylinder, and the second lower telescopic driving mechanism adopts a second lower electric cylinder.
As the technical scheme of this patent further improvement, in the conical surface shaping unit:
the first upper connecting device comprises a first fixed plate, a first guide pillar, a first slide plate connecting rod and a first slide plate, wherein the bottom end of the first guide pillar is connected with the panel, the top end of the first guide pillar is connected with the first fixed plate, the first upper electric cylinder is connected to the top of the first fixed plate, an electric cylinder expansion screw head of the first upper electric cylinder penetrates through a reserved through hole in the middle of the first fixed plate and is connected with the top end of the first slide plate connecting rod, the bottom end of the first slide plate connecting rod is connected with an upper die head connecting sleeve, the upper die head connecting sleeve is connected with the middle of the first slide plate, the first slide plate is connected with the first guide pillar in a sliding manner, and the upper die head connecting sleeve is connected with an upper cone heating film;
the first lower connecting device comprises a first cover plate and a first cover plate connecting rod, the first cover plate is connected with the bottom end of the first cover plate connecting rod, the top end of the first cover plate connecting rod is connected with the panel, the first lower electric cylinder is connected to the bottom of the first cover plate, and an electric cylinder expansion screw head of the first lower electric cylinder penetrates through a reserved through hole in the middle of the first cover plate and is connected with a lower die head connecting sleeve which is connected with a lower cone heating film.
As a further improved technical scheme of the patent, the bottom end of the first guide post is in locking connection with the panel through a nut, the top end of the first guide post is in locking connection with the first fixing plate through a nut, the first upper electric cylinder is connected to the top of the first fixing plate through a screw, an electric cylinder expansion screw head of the first upper electric cylinder is in threaded connection with the top end of a first slide plate connecting rod, the bottom end of the first slide plate connecting rod is in threaded connection with an upper die head connecting sleeve, the upper die head connecting sleeve is in threaded connection with the middle part of the first slide plate, the first slide plate is in sliding connection with the first guide post through a guide post sleeve, and the upper die head connecting sleeve is in threaded connection with an upper cone heating film;
the first cover plate is connected with the bottom end of the first cover plate connecting rod through a screw, the top end of the first cover plate connecting rod is in threaded connection with the panel, the first lower electric cylinder is connected with the bottom of the first cover plate through a screw, and an electric cylinder expansion screw head of the first lower electric cylinder penetrates through a reserved through hole in the middle of the first cover plate and is in threaded connection with a lower die head connecting sleeve which is in threaded connection with a lower cone heating film through a screw.
As a further improved technical scheme of the patent, a heat insulation pad is arranged between an upper die head connecting sleeve and an upper cone heating film, a heating rod is embedded in the upper cone heating film, and a connecting wire of the heating rod penetrates out of a reserved hole of the heat insulation pad and a concave cavity between the upper die head connecting sleeve and the heat insulation pad and is electrically connected with an electric control operation console;
a heat insulation pad is arranged between the lower die head connecting sleeve and the lower cone heating film, a heating rod is embedded in the lower cone heating film, and a connecting wire of the heating rod penetrates out of a reserved hole of the heat insulation pad and a concave cavity between the lower die head connecting sleeve and the heat insulation pad and is electrically connected with an electric control operation table;
the first upper electric cylinder and the first lower electric cylinder are electrically connected with an electric control operation table, and the electric control operation table is electrically connected with a power supply.
As the technical scheme of this patent further improvement, in the terminal surface shaping unit:
the second upper connecting device comprises a second fixed plate, a second guide post, a second slide plate connecting rod and a second slide plate, wherein the bottom end of the second guide post is connected with the panel, the top end of the second guide post is connected with the second fixed plate, the second upper electric cylinder is connected to the top of the second fixed plate, the electric cylinder expansion screw head of the second upper electric cylinder penetrates through a reserved through hole in the middle of the second fixed plate and is connected with the top end of the second slide plate connecting rod, the bottom end of the second slide plate connecting rod is connected with the upper forming die, the upper forming die is connected with the middle of the second slide plate, and the second slide plate is in sliding connection with the second guide post;
the second lower connecting device comprises a second cover plate and a second cover plate connecting rod, the second cover plate is connected with the bottom end of the second cover plate connecting rod, the top end of the second cover plate connecting rod is connected with the panel, the second lower electric cylinder is connected to the bottom of the second cover plate, and an electric cylinder expansion screw head of the second lower electric cylinder penetrates through a reserved through hole in the middle of the second cover plate and is connected with the lower forming die.
As a further improved technical scheme of the patent, the bottom end of the second guide post is in locking connection with the panel through a nut, the top end of the second guide post is in locking connection with the second fixing plate through a nut, the second upper electric cylinder is connected to the top of the second fixing plate through a screw, an electric cylinder expansion screw head of the second upper electric cylinder penetrates through a reserved through hole in the middle of the second fixing plate and is in threaded connection with the top end of the second slide plate connecting rod, the bottom end of the second slide plate connecting rod is in threaded connection with the upper forming die, the upper forming die is in threaded connection with the middle of the second slide plate, and the second slide plate is in sliding connection with the second guide post through a guide post sleeve;
the second cover plate is connected with the bottom end of the second cover plate connecting rod through a screw, the top end of the second cover plate connecting rod is in threaded connection with the panel, the second lower electric cylinder is connected with the bottom of the second cover plate through a screw, and an electric cylinder expansion screw head of the second lower electric cylinder penetrates through a reserved through hole in the middle of the second cover plate and is in threaded connection with the lower forming die;
the second upper electric cylinder and the second lower electric cylinder are electrically connected with the electric control operation console.
As a further improved technical scheme of the patent, the bottom of the upper cone heating film and the top of the lower cone heating film have the same shape, and the upper cone heating film comprises a left concave arc section, a middle horizontal section and a right concave arc section which are symmetrical with each other;
the bottom of the upper forming die and the top of the lower forming die are the same in shape and are in a convex shape.
As the technical scheme of this patent further improvement, still be connected with the pipeline anchor clamps on the moving table, pipeline anchor clamps include vertical support, transverse lever and be used for pressing from both sides the pipe clamp of tight pipeline, the bottom and the moving table of vertical support pass through the screw connection, have seted up a plurality of mounting holes on the vertical support, and the one end and the one of them mounting hole of transverse lever are connected, and the other end and the pipe clamp of transverse lever are connected.
As the further improved technical scheme of this patent, the left end and the right-hand member of panel still are provided with mechanical stopper, mechanical stopper is provided with the plastics cushion towards the one side of moving workbench, inside lining hollow tube is inside lining tetrafluoro hollow tube.
The beneficial effect of this patent is:
in this patent's two-way turn-ups former, be located the conical surface former group of heating station, under the promotion of first electronic jar and first electronic jar down, go up cone heating mould and lower cone heating mould and do rectilinear movement, heat pressing bending to 60 degrees respectively in the pipe flange interior lining four fluorine hollow tube both ends, go up cone heating mould and lower cone heating mould and withdraw from in step, the pipe flange is changed to next station, under the promotion of electronic jar and second electronic jar down on the second, go up moulded die and lower moulded die and carry out 90 degrees to the both ends of the interior lining four fluorine hollow tube in the pipe flange simultaneously and buckle, the pressurize is finalized the design. The upper end face and the lower end face of the inner lining tetrafluoro hollow tube are smooth and are pressed to form, and the sizes are consistent. The mechanism can adjust the working stroke, the program-controlled heating time and the pressure maintaining time according to the size of the flanging size of the product. Compared with manual molding, the bidirectional flanging molding equipment can simultaneously perform equal flanging on the two opposite ends of the tetrafluoro hollow tube of the inner liner in the pipeline flange, and ensure that the bending stress on two sides of the processed pipeline is uniform and consistent and the end face is flat; greatly improves the production efficiency, reduces the labor force and ensures more stable quality of the processed product.
Drawings
Fig. 1 is a schematic view showing the state of pipe flanges with a tetrafluoro-lined hollow pipe at four stations of a bidirectional flanging forming apparatus, respectively.
Detailed Description
The following further describes the specific embodiments of the present patent with reference to the accompanying drawings:
as shown in fig. 1, the bidirectional flanging molding equipment for the hollow pipe of the lining comprises a frame 1, a panel 2, a linear guide rail 3, a movable workbench 8, a conical surface molding unit and an end surface molding unit. The movable table 8 is used for placing a pipeline flange 12 provided with a tetrafluoro-lined hollow pipe 13, and the pipeline flange 12 is arranged at two ends of the pipeline 11.
The machine frame is characterized in that a panel 2 is fixedly connected to the machine frame 1, two parallel linear guide rails 3 are fixedly connected to the panel 2, and the movable workbench 8 is in sliding connection with the linear guide rails 3 through a sliding block 7. The end face forming unit is located at the next station of the conical surface forming unit, and gaps for avoiding movement of the lower cone heating film 32 and the lower forming die 42 are formed in the panel 2 and the moving workbench 8. The inner hollow tube is an inner polytetrafluoroethylene hollow tube 13.
As shown in fig. 1, the movable table 8 includes a movable table upper plate 9 and a movable table lower plate 10, the movable table upper plate 9 is connected with the movable table lower plate 10, the movable table upper plate 9 is located above the movable table lower plate 10, and the movable table upper plate 9 and the movable table lower plate 10 are provided with notches for avoiding movement of the lower cone heating film 32 and the lower forming die 42.
The cone forming unit comprises a first upper telescopic driving mechanism, an upper cone heating film 27, a first lower telescopic driving mechanism and a lower cone heating film 32, wherein the first upper telescopic driving mechanism is connected above the panel 2 through a first upper connecting device, a telescopic head of the first upper telescopic driving mechanism is connected with the upper cone heating film 27, the first lower telescopic driving mechanism is connected below the panel 2 through a first lower connecting device, and a telescopic head of the first lower telescopic driving mechanism is connected with the lower cone heating film 32. The upper cone heating film 27 and the lower cone heating film 32 are located in the same vertical direction.
As shown in fig. 1, the first upper telescopic driving mechanism employs a first upper electric cylinder 18, and the first lower telescopic driving mechanism employs a first lower electric cylinder 33.
As shown in fig. 1, the first upper connecting device comprises a square first fixing plate 21, four first guide posts 20, a first slide connecting rod 23 and a square first slide plate 48, the bottom ends of the four first guide posts 20 are respectively connected with the panel 2 through nuts in a locking manner, the top ends of the four first guide posts 20 are respectively connected with the four corner positions of the first fixing plate 21 through nuts in a locking manner, the first upper electric cylinder 18 is connected with the middle position of the top of the first fixing plate 21 through screws 19, an electric cylinder expansion screw head 22 of the first upper electric cylinder 18 penetrates through a reserved through hole in the middle of the first fixing plate 21 and is in threaded connection with the top end of the first slide connecting rod 23, the bottom end of the first slide connecting rod 23 is in threaded connection with a threaded hole in the middle of an upper die head connecting sleeve 24, the upper die head connecting sleeve 24 is connected with the middle of the first slide plate 48 through screws 19, and the four corner positions of the first slide plate 48 are respectively connected with the four first guide posts 20 through guide sleeve 28 in a sliding manner, and the upper die head connecting sleeve 24 is connected with an upper cone heating film 27 through screws 19. A heat insulation pad 47 is arranged between the upper die head connecting sleeve 24 and the upper cone heating film 27, the heat insulation pad 47 is used for preventing part of heat from being transmitted to the first upper electric cylinder 18, a heating rod 26 is embedded in the upper cone heating film 27, and a connecting wire of the heating rod 26 penetrates out of a reserved hole of the heat insulation pad 47 and a concave cavity 25 between the upper die head connecting sleeve 24 and the heat insulation pad 47 and is electrically connected with the electric control console 4. The first slide plate connecting rod 23 is an adjustable connecting shaft, and the heights of the first upper electric cylinder 18 and the first slide plate 48 can be adjusted according to the length of the workpiece so as to ensure that the strokes of the first upper electric cylinder 18 and the first lower electric cylinder 33 are consistent.
The first lower connecting device comprises a first cover plate 30 and a first cover plate connecting rod 29, the first cover plate 30 is connected with the bottom end of the first cover plate connecting rod 29 through a screw 19, the top end of the first cover plate connecting rod 29 is in threaded connection with the panel 2, a first lower electric cylinder 33 is connected with the bottom of the first cover plate 30 through the screw 19, and an electric cylinder expansion screw head 22 of the first lower electric cylinder 33 penetrates through a reserved through hole in the middle of the first cover plate 30 and is in threaded connection with a lower die head connecting sleeve 31, and the lower die head connecting sleeve 31 is connected with a lower cone heating film 32 through the screw 19. A heat insulation pad 47 is arranged between the lower die head connecting sleeve 31 and the lower cone heating film 32, the heat insulation pad 47 is used for preventing part of heat from being transmitted to the second upper electric cylinder 33, a heating rod 26 is embedded in the lower cone heating film 32, and a connecting wire of the heating rod 26 penetrates out of a reserved hole of the heat insulation pad 47 and a concave cavity 25 between the lower die head connecting sleeve 31 and the heat insulation pad 47 and is electrically connected with the electric control console 4.
The bottom of the upper cone heating film 27 and the top of the lower cone heating film 32 have the same shape, and comprise a left concave arc section, a middle horizontal section and a right concave arc section, wherein the left concave arc section and the right concave arc section are mutually symmetrical. The left concave arc section and the right concave arc section are used for bending the pipeline of the inner lining tetrafluoro hollow pipe 13 to an arc shape.
The first upper electric cylinder 18 and the first lower electric cylinder 33 are electrically connected with the electric control console 4, and the electric control console 4 is electrically connected with a power supply. The electric control console 4 adopts the prior common controller console for controlling the action of the electric cylinder and the heating of the heating rod 26.
The end face forming unit comprises a second upper telescopic driving mechanism, an upper forming die 39, a second lower telescopic driving mechanism and a lower forming die 42, wherein the second upper telescopic driving mechanism is connected above the panel 2 through a second upper connecting device, a telescopic head of the second upper telescopic driving mechanism is connected with the upper forming die 39, the second lower telescopic driving mechanism is connected below the panel 2 through a second lower connecting device, and a telescopic head of the second lower telescopic driving mechanism is connected with the lower forming die 42. The upper molding die 39 and the lower molding die 42 are located in the same vertical direction.
As shown in fig. 1, the second upper telescopic driving mechanism adopts a second upper electric cylinder 34, and the second lower telescopic driving mechanism adopts a second lower electric cylinder 43.
As shown in fig. 1, the second upper connecting device comprises a square second fixing plate 35, four second guide posts 37, a second slide plate connecting rod 36 and a square second slide plate 38, the bottom ends of the four second guide posts 37 are in locking connection with the panel 2 through nuts, the top ends of the four second guide posts 37 are respectively in locking connection with the four corner positions of the second fixing plate 35 through nuts, the second upper electric cylinder 34 is connected at the middle position of the top of the second fixing plate 35 through screws 19, the electric cylinder expansion screw head 22 of the second upper electric cylinder 34 penetrates through a reserved through hole in the middle of the second fixing plate 35 and is in threaded connection with the top end of the second slide plate connecting rod 36, the bottom end of the second slide plate connecting rod 36 is in threaded connection with an upper forming die 39, the upper forming die 39 is connected with the middle of the second slide plate 38 through screws 19, and the four corner positions of the second slide plate 38 are respectively in sliding connection with the four second guide posts 37 through guide post sleeves 28. The second slide plate connecting rod 36 is an adjustable connecting shaft, and the heights of the second upper electric cylinder 34 and the second slide plate 38 can be adjusted according to the length of the workpiece so as to ensure that the strokes of the second upper electric cylinder 34 and the second lower electric cylinder 43 are consistent.
The second lower connecting device comprises a second cover plate 41 and a second cover plate connecting rod 40, the second cover plate 41 is connected with the bottom end of the second cover plate connecting rod 40 through a screw 19, the top end of the second cover plate connecting rod 40 is in threaded connection with the panel 2, the second lower electric cylinder 43 is connected with the bottom of the second cover plate 41 through the screw 19, and the electric cylinder expansion screw head 22 of the second lower electric cylinder 43 penetrates through a reserved through hole in the middle of the second cover plate 41 and is in threaded connection with the lower forming die 42.
The bottom of the upper forming die 39 and the top of the lower forming die 42 are the same, and the upper forming die 39 and the lower forming die 42 are in a convex shape, and the convex shape are used for bending the pipe pressure of the inner lining tetrafluoro hollow pipe 13 to 90 degrees.
The second upper electric cylinder 34 and the second lower electric cylinder 43 are electrically connected with the electric control console 4.
The movable workbench 8 is further connected with a pipe clamp, the pipe clamp 46 comprises a vertical support 45, a transverse rod 44 and a pipe clamp (the pipe clamp is of an existing common pipe clamp structure (such as a pipe buckle and a pipe hoop, etc.), the pipe clamp is not shown in the drawing), the bottom of the vertical support 45 is connected with the movable workbench 8 through screws 19, a plurality of mounting holes are formed in the vertical support 45, the threaded end of the transverse rod 44 is connected with one of the mounting holes through a nut in a locking mode, and the other end of the transverse rod 44 is connected with the pipe clamp.
The working strokes of the first upper electric cylinder 18 and the first lower electric cylinder 33 of the present embodiment can set the initial base point position and the limit position of the working effective stroke according to the product height, so as to ensure the dimensional stability. 4 heating rods 26 and a temperature measurement feedback device are respectively arranged in the upper cone heating film 27 and the lower cone heating die 32. The temperature measurement feedback device is electrically connected with the electric control operation table 4, and the temperature measurement feedback device measures the temperature of the heating film in real time and feeds back to a controller in the electric control operation table 4 and displays the temperature through a display screen on the electric control operation table 4 for reference of a user.
The linear guide rail 3 of this embodiment is sequentially divided into a feeding station 14, a heating station 15, a forming station 16 and a discharging station 17 from right to left, and the linear guide rail 3 of the heating station 15 and the forming station 16 is provided with pin holes for inserting positioning pins, and the positioning pins are used for positioning the movable table 8 located on the station (i.e. the movable table 8 is provided with positioning pins both in front and back and preventing the movable table 8 from sliding).
In the bidirectional flanging molding equipment of the embodiment, the conical surface molding unit of the heating station 15 is pushed by the first upper electric cylinder 18 and the first lower electric cylinder 33, the upper cone heating die 27 and the lower cone heating die 32 are linearly moved, the inner lining tetrafluoro hollow tube 13 can be firstly bent to 60 degrees by hot pressing (as shown by the inner lining tetrafluoro hollow tube 13 on the heating station 15 in fig. 1), the upper cone heating die 27 and the lower cone heating die 33 are synchronously withdrawn, the station should be quickly replaced, the movable workbench 8 is manually slid to the molding station 16, and the upper molding die 39 and the lower molding die 42 are simultaneously used for bending the inner lining tetrafluoro hollow tube 13 by 90 degrees and maintaining pressure and shaping under the pushing of the second upper electric cylinder 34 and the second lower electric cylinder 43. The upper and lower end surfaces of the inner lining tetrafluoro hollow tube 13 are ensured to be flat and pressed for forming, and the sizes are consistent. The mechanism can adjust the working stroke, the program-controlled heating time and the pressure maintaining time according to the size of the flanging size of the product.
The specific work is as follows: placing the pipe flange 12 of the lining tetrafluoro hollow pipe 13 on the movable workbench 8 positioned at the loading station 14, manually sliding the movable workbench 8 to the pin hole of the heating station 15 (i.e. the pin hole on the heating station 15 of the linear guide rail 3), and inserting a positioning pin into the pin hole so as to position the movable workbench 8 to the heating station 15; the height of the transverse rod 44 is adjusted according to the total length of the pipeline 11 and the pipeline flange 12 (namely, the transverse rod 44 is connected with mounting holes with different heights on the vertical support 45, the height of the transverse rod 44 can be adjusted), the pipeline 11 connected with the pipeline flange 12 is locked by virtue of a pipe clamp, the pipeline flange 12 is prevented from tilting left and right and front and back, a user controls the heating rods 26 in the upper cone heating die 27 and the lower cone heating die 32 to be electrically heated through the electric control console 4, the upper cone heating die 27 and the lower cone heating die 32 start preheating, after the temperature measurement feedback device detects that the set temperature is reached, the user controls the first upper electric cylinder 18 and the first lower electric cylinder 33 to simultaneously perform uniform linear motion through the electric control console 4, the first sliding plate 48 moves downwards along the first guide pillar 20, the upper cone heating die 27 moves downwards at uniform speed, the lower cone heating die 32 moves upwards at a uniform speed, the upper cone heating die 27 and the lower cone heating die 32 stop after moving to a set length at a uniform speed (at this time, the upper cone heating die 27 bends the upper pipe edge of the inner lining tetrafluoro hollow pipe 13 to 60 degrees, the lower cone heating die 32 bends the lower pipe edge of the inner lining tetrafluoro hollow pipe 13 to 60 degrees), the internal heating rod 26 continues to heat, after heat preservation and pressure maintaining are carried out for a set time, the first upper electric cylinder 18 and the first lower electric cylinder 33 start to synchronously return to the base point positions, the locating pin on the heating station 15 is pulled out from the pin hole, the moving workbench 8 is rapidly moved to reach the pin hole (namely the pin hole on the forming station 16 of the linear guide rail 3), and the locating pin is inserted into the pin hole so as to position the moving workbench 8 to the forming station 16; the user controls the second upper electric cylinder 34 and the second lower electric cylinder 43 to simultaneously perform uniform linear motion through the electric control operation table 4, at this time, the second upper electric cylinder 34 drives the upper forming die 39 to perform downward linear motion (the second sliding plate 38 moves downward along the second guide post 37), the second lower electric cylinder 43 drives the lower forming die 42 to perform upward linear motion, the upper forming die 39 presses the upper pipe edge of the inner lining tetrafluoro hollow pipe 13 inward to 90 degrees along the 60-degree arc-shaped inclined plane of the upper pipe edge of the inner lining tetrafluoro hollow pipe 13, the lower forming die 42 presses the lower pipe edge of the inner lining tetrafluoro hollow pipe 13 inward to 90 degrees along the 60-degree arc-shaped inclined plane of the lower pipe edge of the inner lining tetrafluoro hollow pipe 13, and after pressure maintaining shaping is finished, the second upper electric cylinder 34 and the second lower electric cylinder 43 drive the upper forming die 39 and the lower forming die 42 to retract to the upper base point and the lower base point positions. The locating pin of the forming station 16 is pulled out from the pin hole, the pipeline clamp 46 on the movable workbench 8 is disassembled, the left blanking station 17 is moved, and the pipeline flange 12 of the double-sided lining tetrafluoro hollow pipe 13 after flanging forming is removed.
The left end and the right end of the panel 2 of the embodiment are also connected with mechanical limiting blocks 5 through screws, and one surface of the mechanical limiting blocks 5 facing the movable workbench 8 is provided with a plastic cushion block 6. The mechanical limiting block 5 is removed, in this embodiment, the linear guide 3 may be set to be an annular guide, and the moving table 8 located at the blanking station 17 may slide back to the feeding station 14 along the annular guide.
The protection scope of the present patent includes, but is not limited to, the above embodiments, and the claims of the protection scope of the present patent control, any substitutions, modifications, and improvements made by the person skilled in the art easily come within the protection scope of the present patent.
Claims (10)
1. The utility model provides a inside lining hollow tube bidirectional flanging former which characterized in that: comprises a frame, a panel, a linear guide rail, a movable workbench, a conical surface forming unit and an end surface forming unit;
the frame is fixedly connected with a panel, the panel is fixedly connected with a linear guide rail, and the movable workbench is in sliding connection with the linear guide rail through a sliding block;
the conical surface forming unit comprises a first upper telescopic driving mechanism, an upper conical heating film, a first lower telescopic driving mechanism and a lower conical heating film, wherein the first upper telescopic driving mechanism is connected above the panel through a first upper connecting device, a telescopic head of the first upper telescopic driving mechanism is connected with the upper conical heating film, the first lower telescopic driving mechanism is connected below the panel through a first lower connecting device, and a telescopic head of the first lower telescopic driving mechanism is connected with the lower conical heating film;
the end face forming unit comprises a second upper telescopic driving mechanism, an upper forming die, a second lower telescopic driving mechanism and a lower forming die, wherein the second upper telescopic driving mechanism is connected above the panel through a second upper connecting device, a telescopic head of the second upper telescopic driving mechanism is connected with the upper forming die, the second lower telescopic driving mechanism is connected below the panel through a second lower connecting device, and a telescopic head of the second lower telescopic driving mechanism is connected with the lower forming die;
the end face forming unit is located at the next station of the conical surface forming unit, and notches for avoiding the movement of the lower cone heating film and the lower forming die are formed in the panel and the moving workbench.
2. The liner hollow tube bidirectional flanging molding apparatus as set forth in claim 1, wherein: the conical surface forming unit comprises: the first upper telescopic driving mechanism adopts a first upper electric cylinder, and the first lower telescopic driving mechanism adopts a first lower electric cylinder; the end face forming unit comprises: the second upper telescopic driving mechanism adopts a second upper electric cylinder, and the second lower telescopic driving mechanism adopts a second lower electric cylinder.
3. The liner hollow tube bidirectional flanging molding apparatus as set forth in claim 2, wherein: the conical surface forming unit comprises:
the first upper connecting device comprises a first fixed plate, a first guide pillar, a first slide plate connecting rod and a first slide plate, wherein the bottom end of the first guide pillar is connected with the panel, the top end of the first guide pillar is connected with the first fixed plate, the first upper electric cylinder is connected to the top of the first fixed plate, an electric cylinder expansion screw head of the first upper electric cylinder penetrates through a reserved through hole in the middle of the first fixed plate and is connected with the top end of the first slide plate connecting rod, the bottom end of the first slide plate connecting rod is connected with an upper die head connecting sleeve, the upper die head connecting sleeve is connected with the middle of the first slide plate, the first slide plate is connected with the first guide pillar in a sliding manner, and the upper die head connecting sleeve is connected with an upper cone heating film;
the first lower connecting device comprises a first cover plate and a first cover plate connecting rod, the first cover plate is connected with the bottom end of the first cover plate connecting rod, the top end of the first cover plate connecting rod is connected with the panel, the first lower electric cylinder is connected to the bottom of the first cover plate, and an electric cylinder expansion screw head of the first lower electric cylinder penetrates through a reserved through hole in the middle of the first cover plate and is connected with a lower die head connecting sleeve which is connected with a lower cone heating film.
4. The liner hollow tube bidirectional flanging molding apparatus as recited in claim 3, wherein: the bottom end of the first guide post is in locking connection with the panel through a nut, the top end of the first guide post is in locking connection with the first fixing plate through a nut, the first upper electric cylinder is connected to the top of the first fixing plate through a screw, an electric cylinder expansion screw head of the first upper electric cylinder is in threaded connection with the top end of a first slide plate connecting rod, the bottom end of the first slide plate connecting rod is in threaded connection with an upper die head connecting sleeve, the upper die head connecting sleeve is connected with the middle part of the first slide plate through a screw, the first slide plate is in sliding connection with the first guide post through a guide post sleeve, and the upper die head connecting sleeve is connected with an upper cone heating film through a screw;
the first cover plate is connected with the bottom end of the first cover plate connecting rod through a screw, the top end of the first cover plate connecting rod is in threaded connection with the panel, the first lower electric cylinder is connected with the bottom of the first cover plate through a screw, and an electric cylinder expansion screw head of the first lower electric cylinder penetrates through a reserved through hole in the middle of the first cover plate and is in threaded connection with a lower die head connecting sleeve which is in threaded connection with a lower cone heating film through a screw.
5. The liner hollow tube bidirectional flanging molding apparatus as recited in claim 3, wherein: a heat insulation pad is arranged between the upper die head connecting sleeve and the upper cone heating film, a heating rod is embedded in the upper cone heating film, and a connecting wire of the heating rod penetrates out of a reserved hole of the heat insulation pad and a concave cavity between the upper die head connecting sleeve and the heat insulation pad and is electrically connected with an electric control operation table;
a heat insulation pad is arranged between the lower die head connecting sleeve and the lower cone heating film, a heating rod is embedded in the lower cone heating film, and a connecting wire of the heating rod penetrates out of a reserved hole of the heat insulation pad and a concave cavity between the lower die head connecting sleeve and the heat insulation pad and is electrically connected with an electric control operation table;
the first upper electric cylinder and the first lower electric cylinder are electrically connected with an electric control operation table, and the electric control operation table is electrically connected with a power supply.
6. The liner hollow tube bidirectional flanging molding apparatus as set forth in claim 2, wherein: the end face forming unit comprises:
the second upper connecting device comprises a second fixed plate, a second guide post, a second slide plate connecting rod and a second slide plate, wherein the bottom end of the second guide post is connected with the panel, the top end of the second guide post is connected with the second fixed plate, the second upper electric cylinder is connected to the top of the second fixed plate, the electric cylinder expansion screw head of the second upper electric cylinder penetrates through a reserved through hole in the middle of the second fixed plate and is connected with the top end of the second slide plate connecting rod, the bottom end of the second slide plate connecting rod is connected with the upper forming die, the upper forming die is connected with the middle of the second slide plate, and the second slide plate is in sliding connection with the second guide post;
the second lower connecting device comprises a second cover plate and a second cover plate connecting rod, the second cover plate is connected with the bottom end of the second cover plate connecting rod, the top end of the second cover plate connecting rod is connected with the panel, the second lower electric cylinder is connected to the bottom of the second cover plate, and an electric cylinder expansion screw head of the second lower electric cylinder penetrates through a reserved through hole in the middle of the second cover plate and is connected with the lower forming die.
7. The liner hollow tube bidirectional flanging molding apparatus of claim 6, wherein: the bottom end of the second slide plate connecting rod is in threaded connection with an upper forming die, the upper forming die is in threaded connection with the middle of the second slide plate, and the second slide plate is in sliding connection with the second slide plate through a guide post sleeve;
the second cover plate is connected with the bottom end of the second cover plate connecting rod through a screw, the top end of the second cover plate connecting rod is in threaded connection with the panel, the second lower electric cylinder is connected with the bottom of the second cover plate through a screw, and an electric cylinder expansion screw head of the second lower electric cylinder penetrates through a reserved through hole in the middle of the second cover plate and is in threaded connection with the lower forming die;
the second upper electric cylinder and the second lower electric cylinder are electrically connected with the electric control operation console.
8. The liner hollow tube bidirectional flanging molding apparatus as set forth in claim 1, wherein: the bottom of the upper cone heating film and the top of the lower cone heating film have the same shape, and comprise a left concave arc section, a middle horizontal section and a right concave arc section, wherein the left concave arc section and the right concave arc section are mutually symmetrical;
the bottom of the upper forming die and the top of the lower forming die are the same in shape and are in a convex shape.
9. The liner hollow tube bidirectional flanging molding apparatus as set forth in claim 1, wherein: the movable workbench is characterized in that a pipeline clamp is further connected to the movable workbench, the pipeline clamp comprises a vertical support, a transverse rod and a pipe clamp used for clamping a pipeline, the bottom of the vertical support is connected with the movable workbench through screws, a plurality of mounting holes are formed in the vertical support, one end of the transverse rod is connected with one of the mounting holes, and the other end of the transverse rod is connected with the pipe clamp.
10. The liner hollow tube bidirectional flanging molding apparatus as set forth in claim 1, wherein: the left end and the right end of the panel are also provided with mechanical limiting blocks, one surface of each mechanical limiting block, which faces the movable workbench, is provided with a plastic cushion block, and the lining hollow pipe is a lining tetrafluoro hollow pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320175345.5U CN219169327U (en) | 2023-02-10 | 2023-02-10 | Bidirectional flanging molding equipment for hollow pipe of lining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320175345.5U CN219169327U (en) | 2023-02-10 | 2023-02-10 | Bidirectional flanging molding equipment for hollow pipe of lining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219169327U true CN219169327U (en) | 2023-06-13 |
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ID=86660806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320175345.5U Active CN219169327U (en) | 2023-02-10 | 2023-02-10 | Bidirectional flanging molding equipment for hollow pipe of lining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219169327U (en) |
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2023
- 2023-02-10 CN CN202320175345.5U patent/CN219169327U/en active Active
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