CN216329926U

CN216329926U - Fluororubber preforming device

Info

Publication number: CN216329926U
Application number: CN202122698182.2U
Authority: CN
Inventors: 张定文; 祁薇荣; 周殿波
Original assignee: Chengdu Dowhon Industrial Co ltd
Current assignee: Chengdu Daohong Fluorine Rubber Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-04-19
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses a fluororubber preforming device which comprises a workbench (1), wherein supporting legs are fixedly arranged at four corners of the bottom end of the workbench (1), two vertical beams (3) are fixedly arranged on one side of the top end of the workbench (1), a cross beam (2) is fixedly arranged at the top ends of the two vertical beams (3), a hydraulic cylinder (13) is fixedly arranged in the middle of the top end of the cross beam (2), a connecting block is fixedly connected to the output end of the hydraulic cylinder (13), a cutter is fixedly connected to the bottom end of the connecting block, two pairs of fixing rods are fixedly arranged in the middle of the top end of the workbench (1), extrusion tubes (6) are fixedly connected to the top ends of the two pairs of fixing rods, a blanking tube (9) is fixedly connected to one side of the top ends of the extrusion tubes (6), and a cover plate (7) is fixedly arranged at one end of the extrusion tubes (6); the utility model has the advantages of preventing the molten material from caking and preventing the blanking pipe from being blocked.

Description

Fluororubber preforming device

Technical Field

The utility model relates to the technical field of fluororubber processing equipment, in particular to a fluororubber preforming device.

Background

The fluororubber is a synthetic polymer elastomer having fluorine atoms in carbon atoms in the main chain or side chain. Due to the introduction of fluorine atoms, the rubber has excellent heat resistance, oxidation resistance, oil resistance, corrosion resistance and atmospheric aging resistance, is widely applied in the fields of aerospace, aviation, automobiles, petroleum, household appliances and the like, and is a key material which cannot be replaced in national defense advanced industry.

However, in the conventional fluororubber preforming process, the rubber material in extrusion cannot be cooled, so that blocking occurs in cutting, and the melt blanking pipe of the conventional molding machine is easily clogged, thereby lowering the production efficiency

In patent CN202022160004.X, a rubber preforming machine is disclosed, which solves the problems that the quality is affected by internal bubbles which are not easy to eliminate when the rubber is extruded and preformed at present, and the discontinuous discharging phenomenon is caused by the easy blockage of material blanking, and comprises a case, wherein a first motor is installed on one side of the upper end of the case, the output end of the first motor is rotatably connected with a speed reducer, and one side of the speed reducer is connected with a cylinder body. Through the rotation of second motor drive sprocket, under the transmission of chain, driven sprocket drives one of them pivot and rotates, and then two gear intermeshing for two squeeze rolls rotate in opposite directions, stir down at the gear cutting plate, it is smooth and easy to go into the inside material lapse of hopper, thereby has guaranteed that the material can not be interrupted, causes the inside material discontinuous phenomenon of barrel, but the device can not cool off rubber, makes in addition need the time to cool off.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a fluororubber preforming device which solves the problems that fluororubber cannot be cooled and a blanking pipe is easy to block.

The purpose of the utility model is realized by the following technical scheme:

a fluororubber preforming apparatus includes a table;

the supporting legs are fixedly arranged at four corners of the bottom end of the workbench, two vertical beams and two vertical beams are fixedly arranged on one side of the top end of the workbench, a hydraulic cylinder is fixedly arranged at the middle of the top end of the cross beam, a connecting block is fixedly connected to the output end of the hydraulic cylinder, a cutter is fixedly connected to the bottom end of the connecting block, two pairs of fixing rods are fixedly arranged at the middle of the top end of the workbench, two pairs of fixing rods are fixedly connected with extrusion tubes, one side of each extrusion tube is fixedly connected with a blanking tube, a cover plate is fixedly arranged at one end of each extrusion tube, a material cavity is fixedly connected to the top end of each blanking tube, an inlet tube is fixedly connected to the top of one side of the material cavity, a cooling assembly is fixedly arranged in the workbench, and an extrusion assembly is fixedly arranged in the extrusion tube.

Further, cooling unit includes water tank, filler pipe, sealed lid, drain pipe, motorised valve, water pump, inlet tube, wet return and cooling tube, the water tank is fixed to be set up one side of the inside bottom of workstation, the filler pipe is fixed to be set up one side on water tank top, the top of filler pipe with one side on workstation top is held level, sealed lid with the top threaded connection of filler pipe, the drain pipe is fixed to be set up the middle part of water tank bottom, the motorised valve cooperation is installed the top of drain pipe.

Further, the water pump is fixed to be set up one side of the inside bottom of workstation, the end of intaking of water pump pass through the connecting pipe with the bottom fixed connection of water tank one side, the bottom of inlet tube with the play water end fixed connection of water pump, the bottom of wet return with the top fixed connection of water tank one side, the cooling tube is fixed to be set up the inside of extruded tube, the top of inlet tube with the end fixed connection of intaking of cooling tube, the top of wet return with the drainage end fixed connection of cooling tube.

Further, the extrusion assembly comprises a fixed shell, a driving motor, a fixed bearing, a spiral sheet, a rotating rod and a forming cover, wherein the fixed shell is fixedly arranged on one side of the cover plate, the driving motor is fixedly arranged in the fixed shell, and the fixed bearing is fixedly arranged in the middle of one side of the cover plate.

Furthermore, one end of the rotating rod penetrates through the cover plate and the inner ring of the fixed bearing to be fixedly connected with the output end of the driving motor, the spiral sheet is fixedly arranged on the surface of the rotating rod, and the forming cover is fixedly arranged on the inner wall of the extrusion pipe close to one end of the cutter.

Furthermore, the extrusion pipe is close to both sides of cutter one end are all fixed and are equipped with the baffle, the inside of unloading pipe is fixed and is equipped with a plurality of heating wire, the fixed agitator motor that is equipped with in top in material chamber, agitator motor's output fixedly connected with puddler, the fixed a plurality of stirring leaf that is equipped with in both sides on puddler bottom surface, a plurality of the stirring leaf all is located the inside of unloading pipe.

The utility model has the beneficial effects that:

according to the fluororubber preforming device, the rotating rod is driven to rotate through the driving motor, the spiral sheet can rotate under the rotation of the rotating rod, so that the fluororubber is driven to move towards the forming cover, the caliber of one end of the forming cover is smaller, the pressure during extrusion is improved, and the extrusion quality of the fluororubber is improved; the water pump in the device pumps ice water in the water tank into the cooling pipe through the water inlet pipe, and the ice water takes away heat in the extrusion pipe and then flows into the top of the water tank through the water return pipe to form circulating cooling, so that water resources are saved while the fluororubber is cooled; two baffles in the device can play safety protection's effect to the cutter, and a plurality of heating wire can heat the inner wall of unloading pipe to prevent to melt the melt caking, and through the agitator motor who sets up on the top in material chamber, can drive puddler and a plurality of stirring leaf and rotate, thereby prevent that the unloading pipe from blockking up.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram according to the present invention;

FIG. 3 is a schematic structural view of a stirring blade;

FIG. 4 is a schematic view of a cooling assembly;

FIG. 5 is a schematic view of the structure of an extrusion assembly;

fig. 6 is a schematic cross-sectional view of an extruded tube.

In the figure, 1 — the table; 2-a cross beam; 3-vertical beam; 4-a cooling assembly; 41-a water tank; 42-a water adding pipe; 43-a sealing cover; 44-a drain pipe; 45-electric valve; 46-a water pump; 47-water inlet pipe; 48-a water return pipe; 49-cooling tubes; 5-extruding the assembly; 51-a stationary shell; 52-a drive motor; 53-fixed bearing; 54-a spiral sheet; 55-rotating rod; 56-forming the cover; 6-extruding a pipe; 7-cover plate; 8-feeding pipe; 9-a blanking pipe; 10-a baffle plate; 12-stirring blade; 13-a hydraulic cylinder; 14-a stirring rod; 15-material cavity; 16-stirring motor.

Detailed Description

In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.

In the present embodiment, as shown in fig. 1 to 6, a fluororubber preforming apparatus includes a table 1; supporting legs are fixedly arranged at four corners of the bottom end of the workbench 1, two vertical beams 3 are fixedly arranged at one side of the top end of the workbench 1, cross beams 2 are fixedly arranged at the top ends of the two vertical beams 3, a hydraulic cylinder 13 is fixedly arranged in the middle of the top end of the cross beam 2, the output end of the hydraulic cylinder 13 is fixedly connected with a connecting block, the bottom end of the connecting block is fixedly connected with a cutter, the middle part of the top end of the workbench 1 is fixedly provided with two pairs of fixing rods, the top ends of the two pairs of fixing rods are fixedly connected with an extrusion pipe 6, a blanking pipe 9 is fixedly connected with one side of the top end of the extrusion pipe 6, a cover plate 7 is fixedly arranged at one end of the extrusion pipe 6, the top end of the blanking pipe 9 is fixedly connected with a material cavity 15, the top part of one side of the material cavity 15 is fixedly connected with a feeding pipe 8, the cooling assembly 4 is fixedly arranged inside the workbench 1, and the extrusion assembly 5 is fixedly arranged inside the extrusion pipe 6.

The hydraulic cylinder 13 and the cutter arranged at the top end of the beam 2 can cut off the fluororubber extruded from the end of the extrusion pipe 6, thereby saving labor.

The embodiment is further configured as follows: the cooling assembly 4 comprises a water tank 41, a water adding pipe 42, a sealing cover 43, a water discharging pipe 44, an electric valve 45, a water pump 46, a water inlet pipe 47, a water return pipe 48 and a cooling pipe 49, the water tank 41 is fixedly arranged on one side of the bottom end inside the workbench 1, the water adding pipe 42 is fixedly arranged on one side of the top end of the water tank 41, the top end of the water adding pipe 42 is flush with one side of the top end of the workbench 1, the sealing cover 43 is in threaded connection with the top end of the water adding pipe 42, the water discharging pipe 44 is fixedly arranged in the middle of the bottom end of the water tank 41, and the electric valve 45 is installed at the top of the water discharging pipe 44 in a matched mode.

The water tank 41 can be filled with water and ice through the water filling pipe 42, the sealing cover 43 can seal the water tank 41, and the water discharge pipe 44 can discharge the water inside the water tank 41 under the control of the electric valve 45.

The embodiment is further configured as follows: the fixed setting of water pump 46 is in one side of the inside bottom of workstation 1, the end of intaking of water pump 46 pass through the connecting pipe with the bottom fixed connection of water tank 41 one side, the bottom of inlet tube 47 with the play water end fixed connection of water pump 46, the bottom of wet return 48 with the top fixed connection of water tank 41 one side, cooling tube 49 is fixed to be set up the inside of extrusion pipe 6, the top of inlet tube 47 with the end fixed connection that intakes of cooling tube 49, wet return 48 the top with the drainage end fixed connection of cooling tube 49.

In this embodiment, the top of wet return 48 and the drainage end fixed connection of cooling tube 49, water pump 46 squeeze into the inside frozen water of cooling tube 49 through inlet tube 47 with the inside water tank 41 to frozen water flows into the inside top of water tank 41 through wet return 48 after will extruding the inside heat of pipe 6 and take away, forms circulative cooling, saves the water resource when cooling fluororubber.

The embodiment is further configured as follows: the extrusion assembly 5 comprises a fixed shell 51, a driving motor 52, a fixed bearing 53, a spiral piece 54, a rotating rod 55 and a forming cover 56, wherein the fixed shell 51 is fixedly arranged on one side of the cover plate 7, the driving motor 52 is fixedly arranged in the fixed shell 51, and the fixed bearing 53 is fixedly arranged in the middle of one side of the cover plate 7.

In this embodiment, the driving motor 52 can drive the rotating rod 55 to rotate, and the fixing bearing 53 can play a stable role in the rotating rod 55.

The embodiment is further configured as follows: one end of the rotating rod 55 penetrates through the cover plate 7 and the inner ring of the fixed bearing 53 to be fixedly connected with the output end of the driving motor 52, the spiral sheet 54 is fixedly arranged on the surface of the rotating rod 55, and the forming cover 56 is fixedly arranged on the inner wall of the extrusion pipe 6 close to one end of the cutter.

In this embodiment, the spiral piece 54 can rotate under the rotation of the rotating rod 55, so as to drive the fluororubber to move towards the forming cover 56, the caliber of one end of the forming cover 56 is small, the pressure during extrusion is improved, and the extrusion quality of the fluororubber is improved.

The embodiment is further configured as follows: the extrusion pipe 6 is close to the both sides of cutter one end all are fixed and are equipped with baffle 10, the inside of unloading pipe 9 is fixed and is equipped with a plurality of heating wire, the fixed agitator motor 16 that is equipped with in top of material chamber 15, agitator motor 16's output fixedly connected with puddler 14, the fixed a plurality of stirring leaf 12 that is equipped with in both sides on puddler 14 bottom surface, a plurality of stirring leaf 12 all is located the inside of unloading pipe 9.

In this embodiment, two baffles 10 can play safety protection's effect to the cutter, and a plurality of heating wire can heat the inner wall of unloading pipe 9 to prevent to melt the material caking, and through agitator motor 16 at the top setting of material chamber 15, can drive puddler 14 and a plurality of stirring leaf 12 and rotate, thereby prevent that unloading pipe 9 from blockking up.

The working principle of the utility model is as follows:

when in use, firstly, the feeding pipe 8 is fixedly connected with the melting material pipe, a plurality of electric heating wires are started to preheat the discharging pipe 9, meanwhile, the stirring motor 16 is started, the stirring rod 14 is driven to rotate under the rotation of the stirring motor 16, the stirring rod 14 rotates to drive a plurality of stirring blades 12 to rotate, the melting material enters the material cavity 15 and then falls into the discharging pipe 9, the heated discharging pipe 9 can prevent the melting material from caking, the melting material is stirred and mixed under the rotation of the stirring blades 12 to prevent the melting material from being blocked in the discharging pipe 9, so as to facilitate discharging, then, the driving motor 52 is started, the driving motor 52 can drive the rotating rod 55 to rotate, the spiral piece 54 can rotate under the rotation of the rotating rod 55 to drive the fluororubber to move towards the forming cover 56, and then ice water is added into the water tank 41 through the water adding pipe 42, the water pump 46 is started, the water pump 46 pumps ice water in the water tank 41 into the cooling pipe 49 through the water inlet pipe 47, the ice water takes away heat in the extrusion pipe 6 and flows into the top of the water tank 41 through the water return pipe 48 to form circulating cooling, the fluororubber which is cooled to a certain degree is extruded and molded through the molding cover 56, the hydraulic cylinder 13 is controlled through the control panel, the hydraulic cylinder 13 drives the cutter to move downwards, and accordingly the fluororubber is cut off, and the length of the cut fluororubber can be controlled through the movement frequency of the hydraulic cylinder 13 set through the control panel.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A fluororubber preforming apparatus comprising a table (1), characterized in that:

the supporting legs are fixedly arranged at four corners of the bottom end of the workbench (1), two vertical beams (3) are fixedly arranged on one side of the top end of the workbench (1), two transverse beams (2) are fixedly arranged at the top ends of the vertical beams (3), a hydraulic cylinder (13) is fixedly arranged in the middle of the top end of the transverse beam (2), a connecting block is fixedly connected with the output end of the hydraulic cylinder (13), a cutter is fixedly connected with the bottom end of the connecting block, two pairs of fixing rods are fixedly arranged in the middle of the top end of the workbench (1), extrusion tubes (6) are fixedly connected with the top ends of the two pairs of fixing rods, a blanking tube (9) is fixedly connected to one side of the top end of each extrusion tube (6), a cover plate (7) is fixedly arranged at one end of each extrusion tube (6), a material cavity (15) is fixedly connected to the top end of each blanking tube (9), and a feeding tube (8) is fixedly connected to the top of one side of each material cavity (15), the cooling assembly (4) is fixedly arranged in the workbench (1), and the extrusion assembly (5) is fixedly arranged in the extrusion pipe (6).

2. A fluororubber preforming device according to claim 1, characterized in that: cooling unit (4) include water tank (41), filler pipe (42), sealed lid (43), drain pipe (44), motorised valve (45), water pump (46), inlet tube (47), wet return (48) and cooling tube (49), water tank (41) is fixed to be set up one side of the inside bottom of workstation (1), filler pipe (42) is fixed to be set up one side on water tank (41) top, the top of filler pipe (42) with one side on workstation (1) top is held level, sealed lid (43) with the top threaded connection of filler pipe (42), drain pipe (44) are fixed to be set up the middle part of water tank (41) bottom, motorised valve (45) cooperation is installed the top of drain pipe (44).

3. A fluororubber preforming device according to claim 2, characterized in that: water pump (46) are fixed to be set up one side of the inside bottom of workstation (1), the end of intaking of water pump (46) pass through the connecting pipe with the bottom fixed connection of water tank (41) one side, the bottom of inlet tube (47) with the delivery end fixed connection of water pump (46), the bottom of wet return (48) with the top fixed connection of water tank (41) one side, cooling tube (49) are fixed to be set up the inside of extruded pipe (6), the top of inlet tube (47) with the end fixed connection that intakes of cooling tube (49), the top of wet return (48) with the drainage end fixed connection of cooling tube (49).

4. A fluororubber preforming device according to claim 1, characterized in that: the extrusion assembly (5) comprises a fixed shell (51), a driving motor (52), a fixed bearing (53), a spiral sheet (54), a rotating rod (55) and a forming cover (56), wherein the fixed shell (51) is fixedly arranged on one side of the cover plate (7), the driving motor (52) is fixedly arranged in the fixed shell (51), and the fixed bearing (53) is fixedly arranged in the middle of one side of the cover plate (7).

5. A fluororubber preforming device according to claim 4, characterized in that: one end of the rotating rod (55) penetrates through the cover plate (7) and an inner ring of the fixed bearing (53) to be fixedly connected with the output end of the driving motor (52), the spiral piece (54) is fixedly arranged on the surface of the rotating rod (55), and the forming cover (56) is fixedly arranged on the inner wall of the extrusion pipe (6) close to one end of the cutter.

6. A fluororubber preforming device according to claim 1, characterized in that: extrusion pipe (6) are close to the both sides of cutter one end are all fixed and are equipped with baffle (10), the inside of unloading pipe (9) is fixed and is equipped with a plurality of heating wire, the fixed agitator motor (16) that is equipped with in top of material chamber (15), the output fixedly connected with puddler (14) of agitator motor (16), the both sides on puddler (14) bottom surface are fixed and are equipped with a plurality of stirring leaf (12), a plurality of stirring leaf (12) all are located the inside of unloading pipe (9).