CN209738268U - Novel preparation of plastics elbow fitting device - Google Patents

Abstract

The utility model provides a novel plastic elbow joint preparation device, which comprises a support column, a reinforcing rod, a workbench, a first connecting rod, a second connecting rod, a connecting plate, a PLC, a display screen, a switch, a cylinder, a moving wheel, an auxiliary heating head structure, a pressing mold, a groove, a sensor, a material placing box structure and a measuring working mold structure, wherein the reinforcing rod is welded between the support column and the support column; the workbench is welded at the upper end of the support column; the first connecting rod and the second connecting rod are respectively welded at the front part and the rear part of the left side and the right side of the upper surface of the workbench. The utility model has the advantages that: through the setting of measuring work mould structure, during the use, can adjust the interval between supplementary mould piece and the supplementary mould piece through the scale mark, and then the convenient angle that is different with the plastic tubing bending, also avoided traditional device simultaneously when using, need dismantle and change different moulds and carry out the problem of processing.

Description

Novel preparation of plastics elbow fitting device

Technical Field

The utility model belongs to the technical field of plastics elbow fitting processing, especially, relate to a novel preparation of plastics elbow fitting device.

Background

In arranging and establishing the plastic conduit in-process, when meetting the corner position or need the diversion, will use plastics elbow fitting to link together two adjacent plastic conduit usually, however, current plastics elbow fitting, its preparation method sets up assembly jig usually earlier, and set up the arc chamber way of required radian in assembly jig, then through injection moulding's mode one shot forming preparation, to injection moulding's mode, not only the design and the assembly of mould require highly, and production technology is also comparatively complicated, it is very inconvenient to arrange the back shaft that is used for plastics elbow fitting inner chamber shaping in the arc chamber way simultaneously and take out, production efficiency has been influenced, the prior art is that the technical scheme that a plastics elbow fitting's that chinese patent publication number is CN201820660594.2 preparation facilities adopted is: the plastic straight pipe bending machine comprises a workbench, a shaping mold, a soft supporting shaft and a heating box, wherein an arc cavity channel is arranged in the shaping mold, flaring sections are formed at two ends of the arc cavity channel respectively, end flaring mechanisms are arranged on the outer sides of the flaring sections respectively, an upper mold of the shaping mold is connected onto a piston rod of a pressing cylinder, a lower mold is fixed on a table board of the workbench, and the upper mold is pressed downwards on the lower mold through the driving of the pressing cylinder so that a plastic straight pipe placed on the lower mold is bent into a plastic bent pipe joint with the same radian as the arc cavity channel in the arc cavity channel.

However, the existing device for manufacturing the plastic elbow connector has the problems that the adjustment is inconvenient, the plastic pipe is bent to form different angles, the auxiliary heating and bending work is inconvenient, and the plastic pipe is inconvenient to place and convey for processing.

Therefore, it is necessary to invent a new device for manufacturing plastic elbow joint.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a novel preparation of plastics elbow fitting device to the preparation device who solves current plastics elbow fitting is inconvenient adjusts and is the crooked angle that is different, inconvenient auxiliary heating and carry out the work of buckling and the inconvenient problem of placing and carrying the plastic tubing processing with the plastic tubing. A device for preparing a novel plastic elbow joint comprises a support column, a reinforcing rod, a workbench, a first connecting rod, a second connecting rod, a connecting plate, a PLC (programmable logic controller), a display screen, a switch, a cylinder, a moving wheel, an auxiliary heating head structure, a pressing die, a groove, a sensor, a material placing box structure and a measuring working die structure, wherein the reinforcing rod is welded between the support column and the support column; the workbench is welded at the upper end of the support column; the first connecting rod and the second connecting rod are respectively welded at the front part and the rear part of the left side and the right side of the upper surface of the workbench; the connecting plate is welded at the upper ends of the first connecting rod and the second connecting rod; the PLC is embedded at the upper part of the right surface of the support column; the display screen and the switch are respectively and electrically connected to the upper part and the lower part of the right surface of the PLC; the cylinder bolt is arranged in the middle of the upper surface of the connecting plate; the moving wheel is welded at the lower end of the support column; the auxiliary heating head structure is arranged at the lower part of the cylinder; the lower pressing die is arranged at the lower part of the auxiliary heating head structure; the groove is formed in the middle of the inner part of the lower pressing die; the sensor is embedded in the middle of the rear part of the upper surface of the workbench; the material placing box structure is arranged at the right upper part of the workbench; the measuring working die structure is arranged at the upper part of the workbench; the measuring working die structure comprises transverse plates, scale marks, a top plate, a sliding long hole, an auxiliary die block, an auxiliary groove, an adjusting plate, an inserting bolt and a fastening nut, wherein the transverse plates are respectively welded on the left side and the right side of the front part and the rear part of the upper surface of the workbench and are arranged on the inner sides of a first connecting rod and a second connecting rod; the scale marks are carved on the front surface of the transverse plate; the top plate is welded at the upper end of the transverse plate; the sliding long hole is formed in the middle of the inner part of the top plate; the auxiliary die block and the adjusting plate are welded with each other and are placed on the upper part of the top plate; the auxiliary groove is formed in the upper side of the inner part of the auxiliary die block; the inserting bolts are respectively inserted in the adjusting plate and the sliding long holes, and fastening nuts are connected to the upper portion of the outer wall in a threaded mode.

Preferably, the material placing box structure comprises a placing box, a supporting head, a penetrating baffle, a sleeving plate, a positioning bolt, a conveying plate and a protective edge, wherein one end of the supporting head is welded on the lower surface of the placing box, the other end of the supporting head is welded on the right side of the upper surface of the workbench and is arranged between the second connecting rod and the second connecting rod; the inserting baffle is inserted in the sleeving connection plate; the sleeve plate is welded at the middle lower part of the left surface of the placing box; the positioning bolt is in threaded connection with the front part of the sleeving and connecting plate; the conveying plate is welded at the lower part of the left surface of the placing box; the protective edges are welded on the front side, the rear side and the left side of the upper surface of the conveying plate.

Preferably, the auxiliary heating head structure comprises a sleeve joint cylinder, an installation cavity, an isolation disc, an isolation pad, a first protection pad, a second protection pad and a heating wire, wherein the sleeve joint cylinder is integrally arranged on the upper surface of the lower pressing die; the installation cavity is arranged in the sleeve joint barrel; the isolation disc is welded on the upper part of the inner wall of the sleeve joint barrel, and the upper surface of the isolation disc is glued with an isolation pad; the first protection pad is glued on the inner wall of the second protection pad: the second protection pad is embedded at the lower part of the inner wall of the mounting cavity; the heating wires are respectively embedded at the left side and the right side of the front surface of the sleeve joint barrel.

Preferably, the scale mark unit of the front surface of the transverse plate is set to be centimeter, and the rear side of the scale mark is provided with the auxiliary die block.

Preferably, the adjusting plate corresponds to the sliding long hole, and the inserting bolt and the fastening nut are respectively contacted with the top plate and the adjusting plate.

Preferably, the auxiliary groove in the auxiliary die block is arc-shaped, and the auxiliary die block is arranged at the lower part of the lower pressing die.

Preferably, the heating wire is arranged at the lower side inside the mounting cavity and at the upper end of the lower pressing die.

Preferably, the first protection pad and the second protection pad are rock wool pads and asbestos pads respectively.

Preferably, the insulating disc and the insulating pad respectively adopt a glass fiber plate insulating plate and a tin foil paper pad.

Preferably, the through hole is formed in the lower left side of the inner part of the placing box and is arranged on the right side of the conveying plate, and the through hole in the lower left part of the placing box corresponds to the penetrating baffle.

Preferably, the conveying plate is inclined, and the protective edge of the upper surface is U-shaped.

Compared with the prior art, the beneficial effects of the utility model are that:

1. The utility model discloses in, the scale mark unit of horizontal board front surface set up to centimetre, the scale mark rear side be provided with supplementary mould piece, during the use, can adjust the interval between supplementary mould piece and the supplementary mould piece through the scale mark, and then the convenient angle of being different with the plastic tubing is buckled, also avoided traditional device simultaneously when using, need dismantle and change different moulds and carry out the problem of processing.

2. The utility model discloses in, regulating plate correspond with the slip slot hole, alternate bolt and fastening nut contact with roof and regulating plate respectively, and then screw up behind this fastening nut, the cooperation alternates the bolt, can play fixed effect to supplementary mould piece, and then reasonable regulation and use.

3. The utility model discloses in, the inside supplementary groove of supplementary mould piece set up to the arc, supplementary mould piece set up in the lower part of pushing down the mould, and then more reasonable work of buckling of mutually supporting.

4. the utility model discloses in, the heater strip setting downside inside the installation cavity to the setting is in the upper end of pushing down the mould, after starting this heater strip, can heat the mould that pushes down thereupon, and is convenient for carry out the work of the plastics of bending, and then at the course of the work, has avoided needing to heat the plastic tubing in advance, and carries out the work of buckling again, has also avoided the heating back of accomplishing the plastic tubing simultaneously, is not convenient for remove, and carries out the problem of the work of buckling.

5. The utility model discloses in, first protection pad and second protection pad adopt the rock wool pad and the asbestos pad respectively, and then when using, can completely cut off on the heat of heater strip most transmits the cylinder to the use that influences the cylinder has been avoided.

6. The utility model discloses in, isolated dish and isolated pad adopt glass fiber board heat insulating board and tinfoil paper pad respectively, and then when using, increased isolated thermal effect.

7. The utility model discloses in, the left downside of placing incasement portion seted up the through-hole to the setting is on the right side of delivery board, the through-hole of placing the left lower part of case correspond with the interlude baffle, and then the convenient incasement of placing places a large amount of plastic tubing, the use of taking on the delivery board is carried through the through-hole to the messenger's plastic tubing that also is convenient simultaneously.

8. The utility model discloses in, the delivery board set up to the slope form, and the protection limit of upper surface sets up to the U type, at the delivery pipe in-process, more reasonable the work of collecting the plastic tubing, and then be convenient for take the plastic tubing and process.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the structure of the measuring working mold of the present invention.

Fig. 3 is a schematic structural diagram of the material storage box structure of the present invention.

Fig. 4 is a schematic structural diagram of the auxiliary heating head structure of the present invention.

Fig. 5 is a schematic diagram of the electrical connection of the present invention.

In the figure:

1. A support pillar; 2. a reinforcing rod; 3. a work table; 4. a first connecting rod; 5. a second connecting rod; 6. a connecting plate; 7. a PLC; 8. a display screen; 9. a switch; 10. a cylinder; 11. a moving wheel; 12. an auxiliary heating head structure; 121. sleeving a sleeve; 122. a mounting cavity; 123. an insulating tray; 124. an insulating pad; 125. a first protection pad; 126. a second protection pad; 127. heating wires; 13. pressing the die downwards; 14. a groove; 15. a sensor; 16. a material placement box structure; 161. placing a box; 162. a support head; 163. inserting a baffle plate; 164. Sleeving and connecting plates; 165. positioning the bolt; 166. a conveying plate; 167. protecting the edges; 17. measuring the structure of the working die; 171. a transverse plate; 172. scale lines; 173. a top plate; 174. a slide long hole; 175. an auxiliary mold block; 176. an auxiliary groove; 177. an adjusting plate; 178. inserting bolts; 179. and (5) tightening the nut.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

Example (b):

As shown in fig. 1 and fig. 2, a device for manufacturing a novel plastic elbow joint comprises a support column 1, a reinforcing rod 2, a workbench 3, a first connecting rod 4, a second connecting rod 5, a connecting plate 6, a PLC7, a display screen 8, a switch 9, a cylinder 10, a moving wheel 11, an auxiliary heating head structure 12, a lower pressing mold 13, a groove 14, a sensor 15, a material placing box structure 16 and a measuring working mold structure 17, wherein the reinforcing rod 2 is welded between the support column 1 and the support column 1; the workbench 3 is welded at the upper end of the support column 1; the first connecting rod 4 and the second connecting rod 5 are respectively welded at the front part and the rear part of the left side and the right side of the upper surface of the workbench 3; the connecting plate 6 is welded at the upper ends of the first connecting rod 4 and the second connecting rod 5; the PLC7 is embedded at the upper part of the right surface of the support column 1; the display screen 8 and the switch 9 are respectively and electrically connected to the upper part and the lower part of the right surface of the PLC 7; the cylinder 10 is mounted in the middle of the upper surface of the connecting plate 6 through a bolt; the moving wheel 11 is welded at the lower end of the support column 1; the auxiliary heating head structure 12 is installed at the lower part of the cylinder 10; the lower pressing die 13 is arranged at the lower part of the auxiliary heating head structure 12; the groove 14 is formed in the middle of the interior of the lower pressing die 13; the sensor 15 is embedded in the middle of the rear part of the upper surface of the workbench 3; the material placing box structure 16 is arranged at the right upper part of the workbench 3; the measuring working die structure 17 is arranged at the upper part of the workbench 3; the measuring work die structure 17 comprises a transverse plate 171, scale marks 172, a top plate 173, a sliding long hole 174, an auxiliary die block 175, an auxiliary groove 176, an adjusting plate 177, an inserting bolt 178 and a fastening nut 179, wherein the transverse plate 171 is respectively welded on the left side and the right side of the front part and the rear part of the upper surface of the workbench 3 and is arranged on the inner sides of a first connecting rod 4 and a second connecting rod 5; the scale mark 172 unit on the front surface of the transverse plate 171 is set to be centimeter, the auxiliary die block 175 is arranged on the rear side of the scale mark 172, when in use, the distance between the auxiliary die block 175 and the auxiliary die block 175 can be adjusted through the scale mark 172, so that the plastic pipe can be conveniently bent to form different angles, and meanwhile, the problem that the traditional device needs to disassemble and replace different dies for processing when in use is avoided; the scale lines 172 are marked on the front surface of the transverse plate 171; the top plate 173 is welded at the upper end of the transverse plate 171; the long sliding hole 174 is formed in the middle of the top plate 173; the auxiliary mold block 175 and the adjusting plate 177 are welded to each other and placed on the upper portion of the top plate 173; the auxiliary groove 176 in the auxiliary mold block 175 is arc-shaped, and the auxiliary mold block 175 is arranged at the lower part of the lower pressing mold 13, so as to more reasonably cooperate with each other to perform bending work; the auxiliary groove 176 is formed at the upper side of the inner part of the auxiliary mold block 175; adjusting plate 177 correspond with slip slot 174, interlude bolt 178 and fastening nut 179 contact with roof 173 and adjusting plate 177 respectively, and then screw up this fastening nut 179 after, the cooperation interlude bolt 178, can play fixed effect to supplementary mould piece 175, and then reasonable regulation and use interlude bolt 178 peg graft respectively in adjusting plate 177 and the inside of slip slot 174 to there is fastening nut 179 at the upper portion threaded connection of outer wall.

As shown in fig. 3, in the above embodiment, specifically, the material placing box structure 16 includes a placing box 161, a supporting head 162, an inserting baffle 163, a sleeving plate 164, a positioning bolt 165, a conveying plate 166 and a protective edge 167, a through hole is formed in the left lower side of the inside of the placing box 161 and is arranged on the right side of the conveying plate 166, the through hole in the left lower portion of the placing box 161 corresponds to the inserting baffle 163, so that a large number of plastic pipes can be conveniently placed in the placing box 161, and meanwhile, the plastic pipes can be conveniently conveyed to the conveying plate 166 through the through holes for taking; one end of the supporting head 162 is welded on the lower surface of the placing box 161, and the other end is welded on the right side of the upper surface of the workbench 3 and is arranged between the second connecting rod 5 and the second connecting rod 5; the penetrating baffle 163 is inserted into the sleeving connection plate 164; the sleeving plate 164 is welded at the middle lower part of the left surface of the placing box 161; the positioning bolt 165 is in threaded connection with the front part of the sleeving connection plate 164; the conveying plate 166 is welded at the lower part of the left surface of the placing box 161; the conveying plate 166 is inclined, and the protective edge 167 on the upper surface is U-shaped, so that the plastic pipe can be more reasonably collected in the pipe conveying process, and the plastic pipe can be conveniently taken out and processed; the guard edges 167 are welded to the front, rear, left and right sides of the upper surface of the conveying plate 166.

as shown in fig. 4, in the above embodiment, specifically, the auxiliary heating head structure 12 includes a sleeve 121, a mounting cavity 122, an isolation disc 123, an isolation pad 124, a first protection pad 125, a second protection pad 126 and a heating wire 127, wherein the sleeve 121 is integrally disposed on the upper surface of the lower mold 13; the mounting cavity 122 is formed inside the sleeve joint cylinder 121; the isolation disc 123 is welded on the upper part of the inner wall of the sleeve joint cylinder 121, and the upper surface is glued with an isolation pad 124; the insulating disc 123 and the insulating pad 124 are respectively a glass fiber board insulating board and a tin foil paper pad, so that when the insulating disc is used, the heat insulating effect is increased; the first protection pad 125 is glued on the inner wall of the second protection pad 126; first protection pad 125 and second protection pad 126 adopt rock wool pad and asbestos pad respectively, and then when using, can completely cut off on the heat that heater strip 127 most transmits cylinder 10 to the use that influences cylinder 10 has been avoided: the second protection pad 126 is embedded at the lower part of the inner wall of the installation cavity 122; the heating wires 127 are respectively embedded on the left side and the right side of the front surface of the sleeve joint cylinder 121; heater strip 127 set up the downside in installation cavity 122 inside to the setting is in the upper end of pushing down mould 13, starts this heater strip 127 back, can heat pushing down mould 13 thereupon, and is convenient for bend the work of plastics, and then at the course of the work, has avoided needing to heat the plastic tubing in advance, and carries out the work of buckling again, has also avoided the heating back of accomplishing the plastic tubing simultaneously, is not convenient for remove, and carries out the problem of work of buckling.

In the above embodiment, specifically, the PLC7 is a PLC of model FX 2N-48.

In the above embodiment, specifically, the display screen 8 is a display screen of model HO 13264A.

In the above embodiment, the cylinder 10 is a cylinder of model CDS1B 140-125.

In the above embodiment, specifically, the sensor 15 is an RS-type temperature sensor.

In the above embodiment, the heating wire 127 is a Hy-01 type heating wire.

In the above embodiment, specifically, the switch 9 is electrically connected to an input terminal of the PLC7, the sensor 15 is electrically connected to an input terminal of the PLC7, the display screen 8 is electrically connected to an output terminal of the PLC7, the cylinder 10 is electrically connected to an output terminal of the PLC7, and the heating wire 127 is electrically connected to an output terminal of the PLC 7.

principle of operation

The utility model discloses a theory of operation: before the plastic pipe bending device is used, the auxiliary mold block 175 is moved to a proper position according to the bending size of the plastic pipe and the scale mark 172, then the adjusting plate 177 and the auxiliary mold block 175 can be fixed by tightening the fastening nuts 179 on the outer wall of the inserting bolts 178, after the adjustment is completed, a large number of plastic pipes are placed in the placing box 161, meanwhile, the plastic pipes pass through the through holes in the lower left part of the placing box 161 and fall onto the conveying plate 166 and the protective edge 167, then a user takes up the plastic pipes and places the plastic pipes into the auxiliary grooves 176 of the auxiliary mold block 175, after the placement is completed, the heating wires 127 are started and the pressing mold 13 is preheated, then the user starts the air cylinder 10 to enable the socket sleeve 121 to descend, and therefore the overheated pressing mold 13 can be matched with the auxiliary mold block 175 to perform bending work.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims (10)

1. The device for preparing the novel plastic elbow joint is characterized by comprising a support column (1), a reinforcing rod (2), a workbench (3), a first connecting rod (4), a second connecting rod (5), a connecting plate (6), a PLC (7), a display screen (8), a switch (9), an air cylinder (10), a moving wheel (11), an auxiliary heating head structure (12), a downward pressing mold (13), a groove (14), a sensor (15), a material placing box structure (16) and a measuring working mold structure (17), wherein the reinforcing rod (2) is welded between the support column (1) and the support column (1); the workbench (3) is welded at the upper end of the support column (1); the first connecting rod (4) and the second connecting rod (5) are respectively welded at the front part and the rear part of the left side and the right side of the upper surface of the workbench (3); the connecting plate (6) is welded at the upper ends of the first connecting rod (4) and the second connecting rod (5); the PLC (7) is embedded at the upper part of the right surface of the support column (1); the display screen (8) and the switch (9) are respectively and electrically connected to the upper part and the lower part of the right surface of the PLC (7); the cylinder (10) is mounted in the middle of the upper surface of the connecting plate (6) through a bolt; the moving wheel (11) is welded at the lower end of the support column (1); the auxiliary heating head structure (12) is arranged at the lower part of the cylinder (10); the lower pressing die (13) is arranged at the lower part of the auxiliary heating head structure (12); the groove (14) is formed in the middle of the inner part of the lower pressing die (13); the sensor (15) is embedded in the middle of the rear part of the upper surface of the workbench (3); the material placing box structure (16) is arranged at the right upper part of the workbench (3); the measuring working die structure (17) is arranged at the upper part of the workbench (3); the measuring work die structure (17) comprises transverse plates (171), scale marks (172), a top plate (173), a sliding long hole (174), an auxiliary die block (175), an auxiliary groove (176), an adjusting plate (177), inserting bolts (178) and fastening nuts (179), wherein the transverse plates (171) are respectively welded on the left side and the right side of the front part and the rear part of the upper surface of the workbench (3) and are arranged on the inner sides of a first connecting rod (4) and a second connecting rod (5); the scale marks (172) are carved on the front surface of the transverse plate (171); the top plate (173) is welded at the upper end of the transverse plate (171); the sliding long hole (174) is arranged in the middle part inside the top plate (173); the auxiliary die block (175) and the adjusting plate (177) are welded with each other and are placed on the upper part of the top plate (173); the auxiliary groove (176) is arranged on the upper side inside the auxiliary die block (175); the penetrating bolts (178) are respectively inserted into the adjusting plate (177) and the sliding long holes (174), and fastening nuts (179) are connected to the upper portion of the outer wall in a threaded mode.

2. The novel plastic elbow joint manufacturing device according to claim 1, wherein the material placing box structure (16) comprises a placing box (161), a supporting head (162), a penetrating baffle plate (163), a sleeving plate (164), a positioning bolt (165), a conveying plate (166) and a protective edge (167), wherein one end of the supporting head (162) is welded to the lower surface of the placing box (161), the other end of the supporting head is welded to the right side of the upper surface of the workbench (3), and the supporting head is arranged between the second connecting rod (5) and the second connecting rod (5); the penetrating baffle (163) is inserted into the sleeving plate (164); the sleeve joint plate (164) is welded at the middle lower part of the left surface of the placing box (161); the positioning bolt (165) is in threaded connection with the front part of the sleeving connection plate (164); the conveying plate (166) is welded at the lower part of the left surface of the placing box (161); the protective edges (167) are welded to the front, rear, left and right sides of the upper surface of the conveying plate (166).

3. The novel plastic elbow joint manufacturing device according to claim 1, wherein the auxiliary heating head structure (12) comprises a sleeve (121), a mounting cavity (122), an isolation disc (123), an isolation pad (124), a first protection pad (125), a second protection pad (126) and a heating wire (127), wherein the sleeve (121) is integrally arranged on the upper surface of the lower pressing die (13); the mounting cavity (122) is formed in the sleeve joint barrel (121); the isolation disc (123) is welded on the upper part of the inner wall of the sleeve joint cylinder (121), and an isolation pad (124) is glued on the upper surface of the isolation disc; the first protection pad (125) is glued on the inner wall of the second protection pad (126): the second protection pad (126) is embedded at the lower part of the inner wall of the installation cavity (122); the heating wires (127) are respectively embedded at the left side and the right side of the front surface of the sleeve joint cylinder (121).

4. The apparatus for manufacturing a new plastic elbow joint according to claim 1, wherein the graduation marks (172) on the front surface of the transverse plate (171) are arranged in centimeters, and the auxiliary mold block (175) is arranged on the rear side of the graduation marks (172).

5. the apparatus for manufacturing a new plastic elbow fitting according to claim 1, wherein the adjusting plate (177) corresponds to the sliding long hole (174), and the inserting bolt (178) and the fastening nut (179) are in contact with the top plate (173) and the adjusting plate (177), respectively.

6. The apparatus for manufacturing a new plastic elbow joint according to claim 1, wherein the auxiliary groove (176) inside the auxiliary mold block (175) is formed in an arc shape, and the auxiliary mold block (175) is disposed at a lower portion of the lower press mold (13).

7. The manufacturing device of the novel plastic elbow joint according to claim 2, characterized in that the through hole is formed in the lower left side of the inside of the placing box (161) and is arranged on the right side of the conveying plate (166), and the through hole in the lower left side of the placing box (161) corresponds to the inserting baffle plate (163).

8. The apparatus for manufacturing a new plastic elbow fitting according to claim 2, wherein the conveyor plate (166) is provided with an inclined shape and the protective edge (167) of the upper surface is provided with a U-shape.

9. The apparatus for manufacturing a new plastic elbow joint according to claim 3, wherein the heater wire (127) is provided at the lower side inside the installation chamber (122) and at the upper end of the lower die (13).

10. The apparatus for manufacturing a new plastic elbow joint according to claim 3, wherein the first protection pad (125) and the second protection pad (126) are rock wool pad and rock wool pad, respectively.