CN1178781C - Method for producing electric molten sheet for connecting plastic pipe and equipment for producing the said sheet - Google Patents
Method for producing electric molten sheet for connecting plastic pipe and equipment for producing the said sheet Download PDFInfo
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- CN1178781C CN1178781C CNB011349522A CN01134952A CN1178781C CN 1178781 C CN1178781 C CN 1178781C CN B011349522 A CNB011349522 A CN B011349522A CN 01134952 A CN01134952 A CN 01134952A CN 1178781 C CN1178781 C CN 1178781C
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- Prior art keywords
- sheet material
- sheet
- coiling
- netted
- splicing ear
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- 229920003023 plastic Polymers 0.000 title claims abstract description 51
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 41
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 25
- 239000000057 synthetic resin Substances 0.000 claims abstract description 25
- 239000003550 marker Substances 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 110
- 238000000034 method Methods 0.000 claims description 27
- 230000033001 locomotion Effects 0.000 claims description 20
- 238000001816 cooling Methods 0.000 claims description 14
- 238000001125 extrusion Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 abstract 1
- 238000005498 polishing Methods 0.000 description 9
- 238000003466 welding Methods 0.000 description 8
- 238000005485 electric heating Methods 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 6
- 239000000498 cooling water Substances 0.000 description 4
- 238000002372 labelling Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
- B29C65/24—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools characterised by the means for heating the tool
- B29C65/30—Electrical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0023—Combinations of extrusion moulding with other shaping operations combined with printing or marking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7858—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus characterised by the feeding movement of the parts to be joined
- B29C65/7888—Means for handling of moving sheets or webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
- B29C66/022—Mechanical pre-treatments, e.g. reshaping
- B29C66/0224—Mechanical pre-treatments, e.g. reshaping with removal of material
- B29C66/02241—Cutting, e.g. by using waterjets, or sawing
Abstract
Disclosed is a device for producing electric molten sheet for connecting plastic pipe. The device comprises an extruder for extruding synthetic resin into sheet form; an edge cutter for cutting the edge of the sheet extruded to have a certain width; an encoder for measuring the moving distance of the sheet and output control signal; a location marker for marking the location where a connecting terminal is placed by the control signal when the sheet moves by a certain distance; a forming roller for pressing the sheet and mesh coil of strip form marked with required positions to place connecting terminals; and a cutter for cutting the sheet by the control signal when the sheet moves by the certain distance. The device for producing electric molten sheet is capable of ensuring continuous technology in the manufacturing procedure of electric molten sheet, thereby the output is improved and electric molten sheet of various dimensions can be easily obtained by an automatic technology.
Description
Invention field
The present invention relates to the method and apparatus that a kind of manufacturing is used to connect the electric molten sheet of plastic tube, relate more particularly to the method and apparatus that a kind of manufacturing is used for the electric molten sheet of plastic tube connection, by method and apparatus of the present invention, in the electric molten sheet manufacturing, can guarantee continuous technical process, be easy to simultaneously make electric molten sheet with different size by automatic technical process thereby improved productivity ratio.
Description of Related Art
Because plastic conduit, particularly the polyvinyl resin pipe has following characteristic, promptly can not corrode, if be not subjected to any artificial damage then the life-span is semi-permanent, the cost of raw material and structure is lower and do not have material basically from they pipe fitting fusings own, therefore they are used to widely as large-scale water pipe, in appendix and the drainpipe etc.These plastic conduits are preferably under the situation of not using other material, are melted by the heating of utilization to the plastic conduit of himself.Diverse ways, as jam weld, electricity is accepted welding, and sheet material welding etc. is considered to this thermal weld, so that according to field condition and type of bearing the pipe fitting that is connected and size, can select a kind of suitable Type of Welding.
Jam weld is a kind of method that they is linked together by two ends fusing that makes plastic conduit simply.But, when the inboard of tube wall when being hollow as the double-walled drainpipe, the shortcoming of existence is that being melted in the welding of resin is uneven, because hollow wall tends to cause the defective of fusing, therefore, being used for welding the required equipment of large-size pipe all can increase in the difficulty of size and operation.
Accept in the method for welding at electricity, the connector that is coiled into pitch tube inserts has size corresponding to the sleeve pipe of synthetic resin external diameter of pipe and make its fusing to connect plastic conduit.But when the purpose of sleeve pipe was to connect diameter for the massive synthetic resin pipe of 400mm at least, comparatively difficulty and its manufacturing cost were higher owing to make manufacturing that the large mold that is used for casting can cause sleeve pipe, and therefore the application of this method is a trouble.In addition, because the joint of described sleeve pipe and plastic conduit is correctly mated, so many restrictions can appear in work in-process, in addition, also can produce a such problem, promptly when being used for the irregular pipe fitting of outside dimension and connecting, described sleeve pipe can not combine with pipe fitting securely.
In a kind of sheet material welding method, the joint that should be coiled into pitch tube twines an electric heating sheets, and the supply by voltage or electric current not only the melting of synthetic resin pipe outer surface but also melt electric heating sheets the inboard so that the butt joint plastic conduit link together.
Fig. 1 is a plane, has shown an example of the electric heating sheets of the plastic conduit that is used to connect prior art.As shown in Figure 1, electric heating sheets 100 have one by with bear the synthetic resin sheet 112 that the plastic conduit identical materials that is connected is made, one is fixed to coiling 114 synthetic resin sheet, that have certain diameter with reciprocal figure, is arranged on the splicing ear 116 at coiling 114 two ends and is connected to lead (not shown) by two splicing ears 116 of sheet material 112.In this case, when twining electric heating sheets 100 around the joint of the plastic conduit that bears connection and when lead is supplied with electric current, thereby plastic conduit and synthetic resin sheet 112 are because 114 the heating of winding the line is melted welding and in conjunction with plastic conduit.
Usually, coiling 114 is set on the synthetic resin sheet 112 with desirable figure, and is pressed by a roller in the manufacturing of electric heating sheets 100 subsequently.But, this method requires the operator to judge the end of coiling 114 and manually to make splicing ear 116 and lead be connected to the end of coiling 114 by naked eyes, thereby can produce such defective, be that mismachining tolerance tends to result from each goods, reduced productivity ratio and can not carry out the manufacturing process of electric heating sheets 100 continuously.
Summary of the invention
Therefore, the present invention has solved the problems referred to above in the correlation technique.
One object of the present invention is to provide a kind of manufacturing to be used to connect the method and apparatus of the electric molten sheet of plastic conduit.
The method that another object of the present invention is to provide a kind of manufacturing to be used to connect the electric molten sheet of plastic tube can be located automatically by this method and to be used to make each parts that connects the required electric molten sheet of plastic conduit, to reduce mismachining tolerance.
A further object of the present invention is to provide a kind of manufacturing to be used to connect the method and apparatus of the electric molten sheet of plastic tube, can easily produce electric molten sheet with various sizes with this.
According to the of the present invention a kind of intention that is used to obtain above-mentioned purpose, provide a kind of manufacturing to be used to connect the equipment of the electric molten sheet of plastic conduit, this equipment comprises: a squeezer is used for the sheet-form extrusion synthetic resin; An edge cuts device is used for the sheet material edge cuts of extruding is become to have certain width; An encoder, the move distance of sheet material that is used to detect extruding is to export a control signal; A position marker is used for responding described control signal and marking the position that is used to be provided with a splicing ear when making the sheet material motion preset distance of extruding; A forming rolls is used to suppress indicating sheet material and the netted coiling of bar shaped that the splicing ear desired position is set; And a cutter, being used for when making the sheet material motion certain distance of extruding, responsive control signal cuts off sheet material.
According to the of the present invention another kind of intention that is used to obtain above-mentioned purpose, provide a kind of manufacturing to be used for the method for the electric molten sheet of plastic conduit connection, this method may further comprise the steps: to have the sheet-form extrusion synthetic resin of certain thickness and width; The sheet material that squeezes out cut into have certain width; Detection is cut into the move distance of the sheet material with certain width; When making the sheet material motion certain distance that squeezes out, mark is used to be provided with the position of a splicing ear; By using the compacting of forming rolls to indicate to be used to the sheet material and the netted coiling of bar shaped of the position that splicing ear is set; And when making described sheet material motion certain distance, cut off sheet material.
Comparatively ideally be, described edge cuts device is arranged on the moving surface of sheet material, and comprises two blades at a distance of a determining deviation, and wherein, the spacing between described two blades is transformable structure.
Comparatively ideal is that described encoder comprises: a roller is used for rotating when the contact movement sheet material; And a controller, being used for when the move distance of sheet material reaches certain distance, the rotational angle that receives described roller is with the output control signal.
The accompanying drawing summary
Further describe the present invention with reference to the accompanying drawings, wherein:
Fig. 1 plane, it has shown an example that is used for the electrical heating sheet material of join dependency technology plastic conduit;
Fig. 2 has shown that schematically a kind of manufacturing among the present invention is used to connect the equipment of the electric molten sheet of plastic conduit;
Fig. 3 A is a perspective view, and it has shown by utilizing the electric molten sheet that is used to connect plastic conduit of device fabrication shown in Figure 2;
Fig. 3 B is along the plane shown in Fig. 3 A center line A-A ';
Fig. 4 is the front view that is used to show the major part of a squeezer, and this squeezer is used for the equipment of the described manufacturing of one embodiment of the invention in order to the electric molten sheet that connects plastic conduit;
Fig. 5 A is the perspective view that is used to show the major part of one three roll shape device, and this three roll shapes device is used for the equipment of the described manufacturing of one embodiment of the invention in order to the electric molten sheet that connects plastic conduit;
Fig. 5 B is the left view of Fig. 5 A;
Fig. 6 is the profile that is used for showing a cooling conveyer major part, and this cooling conveyer is used for the equipment of the described manufacturing of one embodiment of the invention in order to the electric molten sheet of connection plastic conduit;
Fig. 7 is the front view that is used to show the major part of an edge cuts device and encoder, and described edge cuts device and encoder are used for the equipment of the described manufacturing of one embodiment of the invention in order to the electric molten sheet that is connected plastic conduit;
Fig. 8 is the profile that is used to show the major part of a position marker, and this marker is used for the equipment of the described manufacturing of one embodiment of the invention in order to the electric molten sheet that connects plastic conduit;
Fig. 9 is the profile that is used to show the major part of a netted coiling fixture and a sheet material draw-gear, and netted coiling fixture and sheet material draw-gear are used for the equipment of the described manufacturing of one embodiment of the invention in order to the electric molten sheet that is connected plastic conduit;
Figure 10 is the side view that is used to show the forming rolls major part, and described forming rolls is used for the equipment of the described manufacturing of one embodiment of the invention in order to the electric molten sheet of connection plastic conduit;
Figure 11 is the right side view that is used for the major part of show grid roller, and described grid roller is used for the equipment of the described manufacturing of one embodiment of the invention in order to the electric molten sheet of connection plastic conduit;
Figure 12 A-12C is profile and the front view that is used to show preferred forming rolls, and these forming rolls are used for the equipment of the described manufacturing of one embodiment of the invention in order to the electric molten sheet of connection plastic conduit;
Figure 13 is the right part of flg that is used to show the major part of a draw-gear, and described draw-gear is used for the equipment of the described manufacturing of one embodiment of the invention in order to the electric molten sheet that connects plastic conduit; And
14 profiles for the major part that is used to show a cutter, this cutter are used for the equipment of the described manufacturing of one embodiment of the invention in order to the electric molten sheet that connects plastic conduit.
The detailed description of most preferred embodiment
Below, the present invention is described in detail with reference to accompanying drawing.
According to the present invention, Fig. 2 is the schematic diagram of the equipment of the electrofuse sheet that is used to connect plastic conduit in order to continuous manufacturing.As shown in Figure 2, the equipment that is used to connect the electric molten sheet of plastic conduit in order to manufacturing comprises: a squeezer 10 that is used for the sheet extrusion synthetic resin; An edge cuts device 40, be used for will extruding the edge of sheet material cut into width with preliminary dimension; The encoder 50 of movable length that is used to measure the sheet material of extruding to export a predetermined control signal; A position marker 60 is used for when making the sheet material motion preset distance of extruding, and responsive control signal marks the position that is used to be provided with splicing ear; A netted coiling fixed cell 70, this unit comprises a forming rolls, is used to suppress the sheet material and the netted coiling of bar shaped that are marked with the position that is used to be provided with splicing ear; And a cutter 90, being used for when making sheet material motion preset distance, responsive control signal cuts off described sheet material.
Fig. 3 A is the perspective view that utilizes the electric molten sheet that the manufacturing equipment shown in Fig. 2 makes, and Fig. 3 B is along the profile shown in Fig. 3 A center line A-A '.As shown in Figure 3A, electric molten sheet 200 of the present invention has a rectangle synthetic resin sheet material 210, along rectangle synthetic resin sheet material 210 periphery or with netted coiling 212, at a pair of splicing ear 214 at netted coiling 212 two ends and be fixed to splicing ear 214 respectively so that help to supply with the lead 216 of electric current apart from this periphery predetermined distance compacting.In addition, shown in Fig. 3 B, the synthetic resin sheet material 210 with netted coiling 212 of compacting has uneven figure.Fig. 3 A and 3B have shown a most preferred embodiment that utilizes the electric molten sheet that equipment of the present invention and method make, and wherein, can change sheet material 210 as required, the position and the shape of netted coiling 212 and splicing ear.
According to embodiments of the invention, below the parts in order to the required equipment of the electric molten sheet that constitutes manufacturing connection plastic conduit are described in detail.
Fig. 4 is a front view, and it has shown the major part with the squeezer 10 of the synthetic resin of sheet extruding.
Squeezer 10 melted supply with from funnel 12, during making electric molten sheet as raw-material synthetic resin, and synthetic resin is delivered to a T pattern 14 by the rotation of a screw rod.T pattern 14 makes molten synthetic resin formation have the sheet material 210 of constant width and thickness and sheet material 210 is delivered to one three roll shape device 20.In this case, flow and to have the left and right sides of the outlet of the T pattern 14 of synthetic resin all can be blocked to regulate the width of sheet material 210.
Fig. 5 A and 5B are a perspective view and a left view, are used to show the major part of three roll shape devices 20, and this three roll shapes device 20 is used to suppress sheet material 210 to regulate its thickness.Shown in Fig. 5 A and 5B, three roll shape devices 20 comprise three polishing rolls 22,22-1 and 22-2, three guide reels 24,24-1 and 24-2, regulation by pitch device 26, cylinder 28,28-1 and 28-2 and apparatus for supplying cool water 21.In addition, three roll shape devices 20 comprise that also is used to drive three polishing rolls 22, the motor of 22-1 and 22-2 23, one decelerators 25, belt pulley 27 and universal joint 29.When CD-ROM drive motor 23, through decelerator 25, belt pulley 27 and universal joint 29 transmit power, so that make three polishing rolls 22,22-1 and 22-2 uniform rotation.Make synthetic resin sheet material 210 alternately at three polishing rolls 22, pass through between 22-1 and the 22-2, so that make sheet material 210 with homogeneous thickness.Cylinder 28 and 28-1 make polishing roll 22 and 22-2 move up and down respectively according to the driving that gas pressure produces, with control polishing roll 22, the spacing between 22-1 and the 22-2.Regulation by pitch device 26 can be regulated polishing roll 22, the fine clearance between 22-1 and the 22-2.Apparatus for supplying cool water 21 makes the cooling water circulation with uniform temperature add polishing roll 22, and to regulate polishing roll 22, the temperature of 22-1 and 22-2 is also cooled off sheet material 210 in 22-1 and the 22-2.Close on the stabilizer cylinder ground feeding sheets 210 of guide reel 24-2.By behind the three roll shape devices 20, sheet material 210 is delivered to edge cuts device 20 (referring to Fig. 6) through cooling conveyer 30.
Fig. 6 is the profile that is used to show the major part of cooling off conveyer 30.As shown in Figure 6, cooling conveyer 30 comprises that 32, one coolings of two guide reels transmit 34 and cooling water conveying devices 36 of bed.Cooling conveyer 30 is circulated to cooling by cooling water conveying device 36 with cooling water and transmits bed 34, keep uniform cooling velocity with the upper surface that exposes at sheet material 210 and in bottom that its contact cooling transmits bed 34, to prevent the distortion of sheet material 210, therefore can form sheet material 210 with uniform-dimension.In addition, be used for through decelerator 38 and chain 39 accept power after guide reel 32 and previous guide reel 32 rotate along the direction of advance of sheet material 2 10 with constant speed so that sheet material 210 motions.
Fig. 7 is the front view of major part that is used to show edge cuts device 40 and is positioned at the encoder 50 at edge cuts device 40 rear portions.Edge cuts device 40 comprises a feeding sheet materials guide plate 42 and two blades 44, and they can be along laterally (that is the direction of paper among Fig. 7) motion and angle are adjustable.Two blades 44 are separated from one another with the spacing (width) of regulation on the translational surface of sheet material 210, and the spacing distance of blade 44 is adjustable, so that excision has two edges of sheet material 210 of irregular thickness and shape to obtain desirable thickness.Owing to can reduce in the edge cuts device 40 spacing between two blades 44 to produce electric molten sheet 210 with less width d (referring to Fig. 3 A), on the contrary, can increase in the edge cuts device 40 spacing between two blades 44 to produce electric molten sheet 200 with big width d (referring to Fig. 3 A), therefore, can easily make electric molten sheet 210 with different sizes.
Encoder 50 detects because the move distance of the motion sheet material 210 that extruding causes with the output control signal, comprises a roller 52 and a controller 54.Roller 52 rotates when the mobile sheet material 210 of contact, and controller 54 can receive the degree of rotation (amount of spin) of roller 52 to detect the displacement of sheet material 210, and when the move distance of sheet material 210 reaches the length L (referring to Fig. 3 A) of electric molten sheet 200, the output control signal.In this case, the error in the motion distance measurement also prevents sheet material 210 distortion, and a plain roller 56 that can move up and down by cylinder 58 preferably is installed in encoder 50 fronts.In Fig. 7, roller 46 of reference number 46 expressions of not mentioning, this roller helps the motion of sheet material 210.
Fig. 8 is the profile that is used for display position marker 60 major parts, when the sheet material 210 that makes extruding has moved predetermined length L, this position marker can receive control signal by encoder 50, to indicate the position that is used to be provided with splicing ear 24 (referring to Fig. 3), so that provide electric current to electric molten sheet 200.Position marker 60 is by the labelling apparatus 66 of the position that is used to indicate sheet material 210 splicing ears, 67 and 68 constitute, and preferably include a heater 62 and an adjusting heater 62 arrangement for adjusting height 60 highly that is used for heating and softening with predetermined temperature sheet material 210 surfaces.In case when the move distance of sheet material 210 reaches the length L (referring to Fig. 3 A) of electric molten sheet 210, receive the control signal of sending from the controller 54 of encoder 50, the labelling apparatus of position marker 60 or cylinder 66 just move downward on the surface that is pressed in sheet material 210 to form groove at the installed position that connects sheet material 214, advance corresponding to the movement velocity of sheet material 210 simultaneously, subsequently, be back to the required home position of next operation.In this case, by labelling apparatus or a movable cylinder 68 cylinder 66 is moved along labelling apparatus or bar 67.
Fig. 9 is the profile that is used to show netted coiling fixed cell 70 major parts and a sheet material draw-gear 80, and wherein, netted coiling fixed cell 70 is used to suppress the sheet material 210 that indicates in order to the position that the netted coiling 213 of splicing ear and bar shaped is set.Netted coiling fixed cell 70 is by a pair of forming rolls 72 and 74 and netted coiling feedway 76,77 and 78 constitute, Figure 10 is forming rolls 72 shown between first and second guide reels 76 and 77 and 74 right side elevation view, is used to observe this structure to forming rolls 72 and 74.Figure 11 is for showing the right side elevation view of netted coiling feedway 76,77 and 78.
Shown in Fig. 9-11, netted coiling feedway 76,77 and 78 have the grid roller 78 that is wound with the coiling of bar shaped grid, and first and second guide reels 76 and 77, and these guide reels are used under predetermined tensioning state forming rolls 72 and 74 being supplied with the netted coiling of unclamping from grid roller 78.In this case, first and second guide reels 76 and 77 are suitable for netted coiling is applied tensile force, and they can use with the form of the rod that replaces roller.In Figure 10 and 11, reference number 76-1 and 77-1 have represented to be used for evenly guiding the netted coiling of the netted coiling of bar shaped to supply with guide plate.Grid roller 78 and netted coiling are supplied with guide plate 76-1 and 77-1 and can be moved in placely along laterally (direction of paper among Fig. 9), and move by the position that guide plate 76-1 and 77-1 are supplied with in grid roller 78 and netted coiling and can make the netted coiling 213 of strip be positioned at ideal position place on the sheet material.In case unclamp from grid roller 78, just guide netted coiling 213 by first and second guide reels 76 and 77, reach certain depth so that enter in the sheet material 210, pass through between forming rolls 72 and 74 with sheet material 210 simultaneously.
Figure 12 A-12C has described the most preferred embodiment that is applicable to forming rolls 72 of the present invention and 74.Shown in Figure 12 A, at least one forming rolls 72 and 74 can have discaling roll 72-1 to constitute by one, or as a kind of selectable scheme, also can have the uneven pattern 72-2 of the lattice-shaped shown in Figure 12 C.Figure 12 A is the profile that discaling roll 72-1 is arranged shown in Figure 12 B.Owing to be formed on the inhomogeneous pattern in forming rolls 72 and 74, therefore netted coiling 213 penetrates in the sheet material 210 securely and is fixed on wherein.Therefore, as long as can make netted coiling 213 enter and be fixed in the sheet material 210 securely, can improve the pattern that is formed in each forming rolls 72 and 74 in many ways, except at the horizontal stripe pattern shown in Figure 12 B and the grid-like pattern shown in Figure 12 C, also comprise circular pattern, rectangular patterns and wavy pattern.
As shown in Figures 9 and 10, netted coiling fixed cell 70 has the forming rolls 72 and a joint square adjusting device 73 that is mounted on the fixed cell 70 that can move up and down by cylinder 71, so that can regulate the degree of depth that netted coiling 213 enters sheet material 210 by the spacing of regulating between the forming rolls 72 and 74.A heater 62-1 and an arrangement for adjusting height 64-1 who is used to regulate heater 62-1 height are installed, so that preferably with predetermined temperature heating and the surface in fusing sheet material 210 input forming rollers 72 and 74 in the front of forming rolls 72 and 74.
Netted coiling 213 is entered in the sheet material 210, when the auxiliary netted coiling 211 of needs one comes the netted coiling 213 of the bar shaped shown in the connection layout 3A, preferably, auxiliary netted coiling 211 with the position at the splicing ear 214 that marks on the sheet material 210 be basis instrument on sheet material 210, and between forming rolls 72 and 74, pass through.In this case, preferably make splicing ear 214 be located at the position of the splicing ear of mark on the sheet material 210, so that make splicing ear 214 and auxiliary netted coiling 212 enter and be combined in the sheet material 210 with the netted coiling 213 of bar shaped.
Figure 13 is the front view of sheet material draw-gear 80.Sheet material draw-gear 80 comprises two rollers 82 and 84, one cylinders 85 and a joint square adjusting device 86, and comprises 88, one universal joints 89 of 81, one decelerators of a motor and a chain 87 that is used to drive at least one roller 82 and 84.Draw-gear 80 tractions move upward by netted coiling unit 70 with the sheet material 210 that netted coiling 212 is fixed together, and wherein carry- over pinch rolls 82 and 84 preferably are provided with in its surface and are used for skid-resistant inhomogeneous figure.In this case, motor 81 as power transmission, decelerator 88, universal joint 89 and chain 87 have played and cooling conveyer 30 described motors 37, decelerator 38 and chain 39 identical functions, and cylinder 85 and 85-1 and joint square adjusting device 86 and 86-1 have played and have been mounted to cylinder 71 and joint square adjusting device 73 identical functions on the netted coiling fixture 70.
In cutter shown in Figure 14 90, the sheet material 210 that is fixed together with netted coiling 212 of the such traction of cutting is to have predetermined length L, so that realize electric molten sheet 200 of the present invention.Cutter 90 comprises a cylinder 92, a blade 94 and also comprise a roller 96, wherein, in case receive the control signal of sheet material 210 motion predetermined length L from the controller 54 of encoder 50, cylinder 92 is just handled blade 94, so that adopt by the user under the situation of auxiliary control operation need not, can produce electric molten sheet 200 continuously with desirable length L.
Below, will be to describing by the method for utilizing above-mentioned manufacturing plastic conduit to connect the device fabrication electric molten sheet 200 of required electric molten sheet.
At first, squeezer 10 is squeezed into the sheet-form with predetermined thickness and width by a T pattern 14 with the synthetic resin of fusion.Subsequently, utilize edge cuts device 40 to cut the edge of the sheet material that pushes to have predetermined width.In this case, preferably, the sheet material that compacting squeezes out from T pattern 14 in three roll shape devices 20 is so that it has desirable thickness, and makes these sheet cools to keep the shape that is suppressed like this in cooling conveyer 30.Then, use encoder 50 to detect the move distance that is cut into sheet material, and when the sheet material motion preset distance that pushes, utilize position marker 60 to mark the position that is used to be provided with splicing ear with desired width.Like this, when the forming rolls 72 in utilizing netted coiling fixture 70 and the 74 pairs of compactings are marked with sheet material that the splicing ear position is set and the netted coiling of bar shaped, the sheet material preset distance that moved, and respond the signal cutting sheet material that sends by encoder 50 subsequently, thereby sheet material can be manufactured the electrofuse sheet that is used to connect plastic conduit.
In case the joint around connected plastic conduit has twined the electrofuse sheet of making according to this method 200, and it is fixed, and supply with electric currents to heat netted coiling 212 by splicing ear and lead 216.So the netted coiling 212 of heating can be melted and welding synthetic resin sheet material 210 and plastic conduit, thereby allows to connect effectively plastic conduit.
The invention provides the method that is used for making continuously electric molten sheet by the synthetic resin raw material, and need not to make electric molten sheet by the auxiliary manufacturing of sheet material, can be used in each parts of making electric molten sheet by this method locatees automatically, and be easy to different thickness, width and length produce electric molten sheet.Therefore, manufacturing according to the present invention is used for the method and apparatus of the electric molten sheet of plastic conduit connection, can produce electric molten sheet in a large number with low cost.
Claims (5)
1. a manufacturing is used to connect the equipment of the electric molten sheet of plastic conduit, and this equipment comprises:
A squeezer is used for the sheet-form extrusion synthetic resin;
An edge cuts device is used for the sheet material edge cuts of extruding is become to have certain width;
An encoder, the move distance of sheet material that is used to detect extruding is to export a control signal;
A position marker is used for responding described control signal and marking the position that is used to be provided with a splicing ear when making the sheet material motion preset distance of extruding, and wherein this splicing ear is used to provide electric current;
A forming rolls is used to suppress indicating sheet material and the netted coiling of bar shaped that the splicing ear desired position is set, and wherein this splicing ear is connected in the netted coiling of bar shaped, and the netted coiling of bar shaped is heated when electric current is provided; And
A cutter is used for when making the sheet material motion certain distance of extruding, and responsive control signal cuts off sheet material.
2. manufacturing according to claim 1 is used to connect the equipment of the electric molten sheet of plastic conduit, also comprises:
One three roll shape device is used to suppress sheet material from described squeezer extruding to regulate its thickness; And
A cooling conveyer is used for keeping equably the upper surface of the sheet material carried from described three roll shape devices and the cooling velocity of bottom.
3. manufacturing according to claim 1 is used to connect the equipment of the electric molten sheet of plastic conduit, it is characterized in that, described edge cuts device is set on the moving surface of sheet material, and comprise two blades at a distance of a determining deviation, wherein, the spacing between described two blades is transformable structure.
4. manufacturing according to claim 1 is used to connect the equipment of the electric molten sheet of plastic conduit, it is characterized in that described encoder comprises:
A roller is used for rotating when the contact movement sheet material; And
A controller is used for when the move distance of sheet material reaches certain distance, and the rotational angle that receives described roller is with the output control signal.
5. a manufacturing is used for the method for the electric molten sheet that plastic conduit connects, and this method may further comprise the steps:
To have the sheet-form extrusion synthetic resin of certain thickness and width;
The sheet material that squeezes out cut into have certain width;
Detection is cut into the move distance of the sheet material with certain width;
When making the sheet material motion certain distance that squeezes out, mark is used to be provided with the position of a splicing ear, and wherein this splicing ear is used to provide electric current;
By using the compacting of forming rolls to indicate to be used to the sheet material and the netted coiling of a bar shaped of the position that splicing ear is set, wherein this splicing ear is connected in the netted coiling of bar shaped, and the netted coiling of bar shaped is heated when electric current is provided; And
When making described sheet material motion certain distance, cut off sheet material.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2001-0011894A KR100420832B1 (en) | 2001-03-08 | 2001-03-08 | Method for Producing Electro-Fusion Sheet for Connecting Plastic Pipes, and Apparatus for Producing the Same |
| KR011894/2001 | 2001-03-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1374187A CN1374187A (en) | 2002-10-16 |
| CN1178781C true CN1178781C (en) | 2004-12-08 |
Family
ID=19706618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011349522A Expired - Fee Related CN1178781C (en) | 2001-03-08 | 2001-11-16 | Method for producing electric molten sheet for connecting plastic pipe and equipment for producing the said sheet |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100420832B1 (en) |
| CN (1) | CN1178781C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100441291B1 (en) * | 2001-09-14 | 2004-07-27 | 이흥주 | synthetic resins zipper material texture one body type sheet making system and method |
| ATE450359T1 (en) * | 2007-11-20 | 2009-12-15 | Leister Process Tech | METHOD AND AUTOMATIC WELDING MACHINES FOR CONNECTING MATERIAL LINES |
| KR100959176B1 (en) * | 2008-09-04 | 2010-05-24 | 김태연 | A method and apparatus of electric fusion welding seat for polyethylene pipe connection |
| CN102814982B (en) * | 2012-08-09 | 2014-08-27 | 辽宁省水利水电科学研究院 | Compressed-sheet micro-spraying tape heat-sealing machine |
| CN113059820A (en) * | 2021-03-01 | 2021-07-02 | 魏士昂 | Plastic tubing making devices |
| CN113977895B (en) * | 2021-10-26 | 2023-01-10 | 东莞市杰伟机械制造有限公司 | PLA biodegradable sheet extrusion production line |
| KR102515199B1 (en) * | 2022-10-17 | 2023-03-30 | 주식회사 씨피에스 | Electric Welding Sheet Manufacturing System for Connecting Synthetic Resin Pipe |
-
2001
- 2001-03-08 KR KR10-2001-0011894A patent/KR100420832B1/en active IP Right Grant
- 2001-11-16 CN CNB011349522A patent/CN1178781C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR100420832B1 (en) | 2004-03-02 |
| KR20010044577A (en) | 2001-06-05 |
| CN1374187A (en) | 2002-10-16 |
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