CN109109321B - Hot-melting blocking welding positioning press machine and working method thereof - Google Patents
Hot-melting blocking welding positioning press machine and working method thereof Download PDFInfo
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- CN109109321B CN109109321B CN201811122956.3A CN201811122956A CN109109321B CN 109109321 B CN109109321 B CN 109109321B CN 201811122956 A CN201811122956 A CN 201811122956A CN 109109321 B CN109109321 B CN 109109321B
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- 238000003466 welding Methods 0.000 title claims abstract description 48
- 238000002844 melting Methods 0.000 title claims description 75
- 238000000034 method Methods 0.000 title claims description 12
- 230000000903 blocking effect Effects 0.000 title claims description 11
- 239000012943 hotmelt Substances 0.000 claims abstract description 46
- 230000006641 stabilisation Effects 0.000 claims abstract 2
- 238000011105 stabilization Methods 0.000 claims abstract 2
- 230000008018 melting Effects 0.000 claims description 70
- 238000003825 pressing Methods 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 238000002347 injection Methods 0.000 abstract description 8
- 239000007924 injection Substances 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 8
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 13
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 239000010410 layer Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
-
- 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
- B29C65/7841—Holding or clamping means for handling purposes
-
- 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
- B29C66/90—Measuring or controlling the joining process
- B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
- B29C66/914—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux
- B29C66/9141—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature
-
- 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
- B29C66/90—Measuring or controlling the joining process
- B29C66/92—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools
- B29C66/924—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools
- B29C66/9241—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force or the mechanical power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Forging (AREA)
Abstract
The invention relates to a hot-melt plug welding positioning press, which belongs to the field of pipeline processing equipment and comprises a handle, a pressure rod, a top plate, a supporting piece, a positioning body, a die, a positioning clamping piece and a bottom plate, wherein the handle, the pressure rod, the positioning body and the die are sequentially connected from top to bottom, the top plate, the supporting piece, the positioning clamping piece and the bottom plate are sequentially connected from top to bottom, and the pressure rod vertically penetrates through the top plate; the invention can accurately carry out hot-melt plugging on the pipeline material injection hole, the pipe fitting material injection hole, the hot-melt sleeve joint material injection hole and the exhaust hole through advance positioning and pressurization and pressure stabilization during hot-melt plugging, and the repaired part has high tensile yield strength, is not easy to damage, can not damage peripheral pipelines at the plugged part during plugging, and greatly prolongs the service life of the plugged pipeline.
Description
Technical Field
The invention relates to the field of pipeline processing equipment, in particular to a hot-melting-blocking welding positioning press and a working method thereof.
Background
At present, many fluid conveying pipelines in China are required to be perforated on the pipelines due to working requirements, and hot melt plugging is carried out afterwards, such as urban central heating heat-insulating pipelines, construction site hot melt sleeve joints, heat-insulating pipe fittings, petroleum long-distance conveying pipelines, other fluid conveying heat-insulating pipelines and the like. In order to ensure the tightness of the pipeline and the service life, the plugging of the pore canal is important.
The prior art mainly adopts two plugging modes for pipelines, pipe fittings and hot melt sleeve joints, one is that a polyethylene plug (a turnbuckle is arranged outside a hollow part) directly plugs a material injection hole and an exhaust hole by external force; and the other is that after the polyethylene plug (the turnbuckle is arranged outside the hollow part) is heated by a hot melting machine, the plug and the polyethylene outer protection pipeline are welded for plugging. The thickness of the plug is not larger than that of a pipeline parent metal, and the hollow outside of the plug is provided with a turnbuckle cap-shaped structure, so that the characteristics of simple operation and use but poor plugging quality are determined, on one hand, the hollow structure is easy to enable the plug to be quickly screwed and contracted by external force, and the foaming open holes are directly plugged; on the other hand, even if the hot melting machine is used for hot melting, only the thread part of the screwed plug is welded with the section of the foaming open-pore pipeline, and the phenomena of welding defect, unstable welding and the like are easily caused due to manual operation and the like.
Disclosure of Invention
In order to solve the technical problems, the invention discloses a hot-melting plug welding positioning press which comprises a handle, a pressure rod, a top plate, a supporting piece, a positioning clamping piece, a positioning body, a die, a bottom plate and a fixing pin, wherein the top end and the bottom end of the pressure rod are respectively and fixedly connected with the handle and the positioning body, the bottom end of the positioning body is fixedly connected with the die, the top end and the bottom end of the supporting piece are respectively and fixedly connected with the top plate and the positioning clamping piece, the bottom surface of the positioning clamping piece is fixedly connected with the top surface of the bottom plate and is attached to the top surface of the bottom plate, the pressure rod vertically penetrates through the top plate, an opening is arranged on the pressure rod between the top plate and the positioning body, the opening is formed along the diameter direction of the section of the pressure rod, the fixing pin is inserted into the opening and is abutted with the top plate, and a welding positioning opening is formed in the position on the bottom plate corresponding to the pressure rod.
Further, the die is detachably connected with the positioning body.
Furthermore, the welding positioning opening is matched with the positioning body and the die in size.
Further, the top surface of the top plate is fixedly connected with a connecting body, a central hole is formed in the connecting body, and the inner surface of the central hole is of a threaded structure and is in threaded connection with the pressure rod.
Further, the bottom of the die is provided with a groove for fixing the hot melting plug, and the hot melting plug is in interference fit with the groove.
Furthermore, the positioning clamping piece and the bottom plate form a positioning space, and the positioning space is of a U-shaped opening structure, communicated with the welding positioning opening and adapted.
Further, the bottom surface of the bottom plate is arranged in an arc shape.
Further, the bottom surface of the bottom plate is provided with anti-skid lines.
Further, the working method of the hot-melt plugging welding positioning press machine is characterized by comprising the following steps of:
step one: positioning the hot-melt block welding positioning press, namely placing the hot-melt block welding positioning press on a pipeline, wherein a plugging area is arranged below a welding positioning opening, and pressing down a handle to drive a positioning body to move towards the plugging area until the positioning body is in contact with the plugging area, so that the positioning body can be inserted into the plugging area;
step two: fixing a hot-melting-plug welding positioning press machine, and fixing the hot-melting-plug welding positioning press machine on a pipeline;
step three: installing a hot melting plug, installing the hot melting plug in a groove of a die, and performing interference fit on the hot melting plug and the groove;
step four: installing a die, wherein the upper handle drives the positioning body to move towards the top plate direction, and the die is connected to the bottom of the positioning body;
step five: placing the hot melting plug into a positioning space, pressing down a handle to drive the hot melting plug to enter a hot melting area for hot melting, starting the hot melting plug, adjusting the hot melting temperature to 210-250 ℃, and keeping the constant temperature for 30-120 s;
step six: after the hot melting is finished, the handle is pulled upwards to drive the hot melting plug to move towards the top plate until the hot melting plug is separated from the hot melting machine, and the hot melting machine is taken out;
step seven: welding and stabilizing pressure, pressing down a handle to drive a hot melting plug to enter a plugging area, pressurizing 98N-490N, inserting a fixing pin into an opening to be abutted with a top plate to keep stable pressure, and stabilizing the pressure for 60s-120s;
step eight: after the welding is finished, the die is separated from the hot melting plug by the upper handle, and the rope tightener is taken down.
The invention can solve the quality accidents of unstable plugging, cracking of the plug, water inflow and the like caused by plugging the pipeline, the pipe fitting and the hot-melt sleeve joint mouth material injection hole and the vent hole of the on-site construction pipeline in the prior art. Through accurate location and pressure welding, shutoff quality promotes greatly, because constant voltage, steady voltage, the shutoff fracture condition significantly reduces, and mechanical operation has reduced manual operation's welding defect simultaneously, has improved the security, has also practiced thrift the labour.
Drawings
FIG. 1 is a perspective view of a hot melt plugging weld positioning press of the present invention;
FIG. 2 is a schematic view of the connection of the positioning body and the mold in the present invention;
FIG. 3 is a schematic structural view of a hot-melt plugging welding positioning press according to the present invention;
FIG. 4 is a schematic view of the structure of a hot melt area of a hot melt plugging welding positioning press machine according to the present invention;
FIG. 5 is a schematic diagram of a repaired pipe according to the present invention;
FIG. 6 is a schematic diagram of a hot melt plug according to the present invention;
FIG. 7 is a schematic illustration of a hot melt bushing plugging of a pipe joint in another use condition according to the present invention.
Legend: 1. a handle; 2. a pressure rod; 3. a top plate; 4. a support; 5. a positioning clamp; 6. a positioning body; 7. a mold; 8. a bottom plate; 9. a fixing pin; 10. a connecting body; 11. hot melting and plugging; 12. positioning space; 13. a plugging area; 14. a heat preservation pipeline; 15. a timer; 16. a hot melting sleeve; 21. an opening; 71. a groove; 81. welding and positioning ports; 10a, a central hole; 131. a material injection hole; 132. an exhaust hole; 141. a heat preservation layer; 142. and (3) a steel pipe.
Detailed Description
The invention is further illustrated, but is not limited to, the following examples.
As shown in fig. 1, 2 and 3, the invention relates to a hot-melting plug welding positioning press, which comprises a handle 1, a pressure rod 2, a top plate 3, a supporting piece 4, a positioning clamping piece 5, a positioning body 6, a die 7, a bottom plate 8 and a fixing pin 9, wherein the pressure rod 2 vertically penetrates through the top plate 3, the top end and the bottom end of the pressure rod 2 are respectively and fixedly connected with the handle 1 and the positioning body 6, and the bottom end of the positioning body 6 is detachably connected with the die 7, and the bottom end of the positioning body 6 is preferably in threaded connection.
The support piece 4 is preferably three cylinders from the aspects of stability and economy, the top end and the bottom end of the support piece 4 are respectively fixedly connected with the top plate 3 and the positioning clamping piece 5 to form a main body support mechanism of the hot-melt blocking welding press, the bottom surface of the positioning clamping piece 5 is fixedly connected with and attached to the top surface of the bottom plate 8, and the top surface of the top plate 3 is ensured not to incline.
The top surface fixedly connected with connector 10 of roof 3, be provided with centre bore 10a on the connector 10, centre bore 10a axial direction is perpendicular with roof 3 top surface, and pressure bar 2 passes centre bore 10a, centre bore 10a and pressure bar 2 adaptation, connector 10 has reduced the lateral shifting of pressure bar 2, has reduced the error when location, hot melt and shutoff.
The bottom of the positioning body 6 is a round table and is adapted to the plugging area 13, the positioning body 6 is driven to move towards the plugging area 13 by pressing down the handle 1 until the positioning body 6 enters the plugging area 13 to finish positioning, thus, when the hot-melt plug 11 is pressed into the plugging area 13, the hot-melt plug 11 is flat rather than high on one side and low on one side relative to the heat-insulating pipeline 14, and the occurrence of the condition of poor plugging effect is avoided.
The bottom of the die 7 is provided with a groove 71 for fixing the hot melting plug 11, the top of the hot melting plug 11 is provided with a bulge and is in interference fit with the groove 71, so that the hot melting plug 11 is ensured not to fall off from the groove 71 after being subjected to hot melting, and the effect of fixing the hot melting plug 11 is achieved.
After the hot melting machine is used for hot melting the hot melting plug 11, the handle 1 is pressed down to drive the hot melting plug 11 arranged at the bottom of the die 7 to move towards the plugging area 13, the hot melting plug 11 is pressed into the plugging area 13 to be plugged under constant pressure, the operation can be completed, the link can be completed once through the device, tools do not need to be replaced independently, the tool cost is reduced, and meanwhile, the number of tools carried by workers during construction is also saved.
As shown in fig. 4, 5 and 6, a welding positioning opening 81 is formed in the bottom plate 8 corresponding to the pressure rod 2, the shape and size of the welding positioning opening 81 are adapted to those of the positioning body 6 and the die 7, and the positioning body 6 and the die 7 need to pass through the welding positioning opening 81 to position and weld the plugging area 13 during working.
The positioning clamping piece 5 is of a U-shaped opening structure, a positioning space 12 is formed by being attached to the bottom plate 8, the positioning space 12 is communicated with the plugging area 13 through a welding positioning opening 81, and when in hot melting, the hot melting position of the hot melting machine can be directly positioned in the positioning space 12 through the positioning clamping piece 5 and the bottom plate 8, so that the operation is simplified, and the accuracy is improved.
The bottom surface of the bottom plate 8 is arc-shaped, the arc degree is matched with the outer arc degree of the heat-insulating pipeline 14, the contact area between the bottom plate 8 and the heat-insulating pipeline 14 is increased, and the bottom surface of the bottom plate 8 is provided with anti-slip lines, so that the stability of the whole hot-melt blocking welding positioning press machine during working is greatly increased, and the stability of the hot-melt blocking welding positioning press machine is increased.
When the hot-melt plug welding positioning press is used, the hot-melt plug welding positioning press is firstly placed on the heat-insulating pipeline 14, the plugging area 13 is positioned below the welding positioning opening 81, the handle 1 is pressed down to drive the positioning body 6 to move towards the direction of the plugging area 13 until the positioning body 6 contacts with the plugging area 13, the hot-melt plug welding positioning press is moved until the positioning body 6 can be inserted into the plugging area 13, accurate positioning is completed, then the hot-melt plug welding positioning press is fixed on the surface of the heat-insulating pipeline 14 by the rope tightener, and at the moment, the error generated by the movement of the hot-melt plug welding positioning press is less than 2mm so as to ensure the accuracy of hot-melt and plugging.
The hot melt plug 11 is then installed in the recess 71 of the die 7, the hot melt plug 11 being in an interference fit with the recess 71. The handle 1 is pulled upwards to drive the positioning body 6 to move upwards, and the die 7 is connected to the bottom of the positioning body 6.
The hot melting machine is placed in the positioning space 12, at the moment, the hot melting area of the hot melting machine corresponds to the position of the hot melting plug 11, the handle 1 is pressed down to drive the hot melting plug 11 to enter the hot melting area of the hot melting machine, the hot melting machine is started, the hot melting temperature is adjusted to be 210-250 ℃, the constant temperature is kept for 30-120 s, after the hot melting is finished, the handle 1 is pulled up to drive the hot melting plug 11 to move towards the top plate 3 until the hot melting plug 11 is separated from the hot melting machine, the hot melting machine is taken out, and constructors do not need to contact the hot melting plug 11 again in the step, so that the safety in construction is improved.
Pressing down the handle 1 to drive the hot melting plug 11 to enter the plugging area 13, pressurizing 98N-147N through the handle 1, wherein the pressurizing mode is that the position of the handle 1 is preferably externally connected with a weight, and then inserting the fixing pin 9 into the opening 21 to be abutted against the top plate 3 to keep stable pressure, and stabilizing the pressure for 60s-120s; the upper handle 1 separates the die 7 from the hot-melt plug 11, the rope tightener is taken down, and the tensile yield strength and the elongation at break of the joint of the heat-insulating pipeline 14 and the hot-melt plug 11 can meet or exceed the national standard requirements of the high-density polyethylene outer protection pipe rigid polyurethane foam plastic prefabricated directly-buried heat-insulating pipe and pipe fittings.
The plugging area 13 is not limited to an opening hole on a whole pipeline or a pipe fitting, but can also be a material injection hole 131 and an air exhaust hole 132 on the hot melt sleeve 16, as shown in fig. 7, in another application state, the invention is an application mode of the joint of the on-site heat insulation pipeline 14, wherein the plugging area 13 is the material injection hole 131 and the air exhaust hole 132 on the hot melt sleeve 16, the inside of the heat insulation pipeline 14 is a steel pipe 142, an interlayer between the heat insulation pipeline 14 and the steel pipe 142 is a heat insulation layer 141, the heat insulation layer 141 can insulate liquid in the steel pipe 142, the area covered by the hot melt sleeve 16 is a part where the two heat insulation pipelines 14 are connected, the steel pipe 142 at the position is directly exposed and is not covered by the heat insulation pipeline 14 and the heat insulation layer 141, and the liquid transported in the steel pipe 142 is easily frozen along with the temperature reduction, so that the flow rate of the liquid in the steel pipe 142 is reduced, even blocked, the joint of the two heat insulation pipelines 14 needs to be covered by the hot melt sleeve 16, the heat insulation material is injected between the heat insulation sleeve 16 and the steel pipe 142, and the heat insulation layer 131 is used for insulating the same heat insulation effect as that the heat insulation pipeline 14 is achieved.
It should be understood that the above-described embodiments of the present invention are provided by way of example only and are not intended to limit the scope of the invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. Not all embodiments are exhaustive. All obvious changes or modifications which come within the spirit of the invention are desired to be protected.
Claims (7)
1. A working method of a hot-melt plugging welding positioning press is characterized by comprising the following steps of: the method is realized by the following steps:
step one: positioning a hot-melting-blocking welding positioning press, namely placing the hot-melting-blocking welding positioning press on a heat-insulating pipeline (14), wherein a blocking area (13) is arranged below a welding positioning opening (81), and pressing down a handle (1) to drive a positioning body (6) to move towards the blocking area (13) until the positioning body (6) is in contact with the blocking area (13), and correcting until the positioning body (6) can be inserted into the blocking area (13);
step two: fixing a hot-melting-plug welding positioning press, and fixing the hot-melting-plug welding positioning press on a heat-insulating pipeline (14);
step three: installing a hot melting plug (11), installing the hot melting plug (11) in a groove (71) of a die (7), and performing interference fit between the hot melting plug (11) and the groove (71);
step four: installing a die (7), pulling up the handle (1) to drive the positioning body (6) to move towards the top plate (3), and installing the die (7) at the bottom of the positioning body (6);
step five: the hot melting plug (11) is hot melted, a hot melting machine is placed in a positioning space (12), a handle (1) is pressed down, the hot melting plug (11) is driven to enter a hot melting area for hot melting, the hot melting machine is started, the hot melting temperature is regulated to 230 ℃, and the constant temperature is kept for 40 seconds;
step six: after the hot melting is finished, the handle (1) is pulled upwards to drive the hot melting plug (11) to move towards the top plate (3) until the hot melting plug (11) is separated from the hot melting machine, and then the hot melting machine is taken out;
step seven: beginning to seal, pressing down the handle (1) to drive the hot melting plug (11) to enter the sealing area (13), pressurizing 294N, inserting the fixing pin (9) into the opening (21) to be abutted with the top plate (3) to keep stable pressure, and stabilizing the pressure for 120s;
step eight: after the plugging is finished and the pressure stabilization in the step seven is finished, the upper handle (1) separates the die (7) from the hot melting plug (11) and takes down the rope tightener,
the hot-melt blocking and welding positioning press comprises a handle (1), a pressure rod (2), a top plate (3), a supporting piece (4), a positioning clamping piece (5), a positioning body (6), a mold (7), a bottom plate (8) and a fixing pin (9), wherein the pressure rod (2) vertically penetrates through the top plate (3), two ends of the pressure rod are respectively fixedly connected with the handle (1) and the positioning body (6), the bottom of the positioning body (6) is arranged on the mold (7), a groove (71) is arranged at the bottom of the mold (7), a hot-melt blocking (11) is arranged in the groove (71), the supporting piece (4) is propped between the top plate (3) and the positioning clamping piece (5), the positioning clamping piece (5) is fixedly arranged on the bottom plate (8), an opening (21) is formed in the pressure rod (2) between the top plate (3) and the positioning body (6), the opening (21) is formed along the diameter direction of the section of the pressure rod (2), the fixing pin (9) is propped against the bottom plate (9) of the opening (9) and is propped against the fixing pin (9), and a welding positioning opening (81) is formed in the bottom plate (8), and the welding positioning opening (81) corresponds to the positioning body (6) in position.
2. The method of operating a hot melt plugging weld positioning press according to claim 1, wherein: the hot-melting plug welding positioning press machine further comprises a connecting body (10), wherein the connecting body (10) is fixedly arranged on the top plate (3), and a central hole (10 a) is formed in the connecting body (10).
3. The method of operating a hot melt plugging weld positioning press according to claim 2, wherein: the axial direction of the central hole (10 a) is perpendicular to the top surface of the top plate (3), and the pressure rod (2) penetrates through the central hole (10 a).
4. The method of operating a hot melt plugging weld positioning press according to claim 1, wherein: the hot melting plug (11) is in interference fit with the groove (71).
5. The method of operating a hot melt plugging weld positioning press according to claim 1, wherein: the positioning space (12) is of a U-shaped opening structure and is communicated with the welding positioning opening (81).
6. The method of operating a hot melt plugging weld positioning press according to claim 1, wherein: the bottom surface of the bottom plate (8) is arc-shaped.
7. The method of operating a hot melt plugging weld positioning press according to claim 6, wherein: the bottom surface of the bottom plate (8) is provided with anti-skid lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811122956.3A CN109109321B (en) | 2018-09-26 | 2018-09-26 | Hot-melting blocking welding positioning press machine and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811122956.3A CN109109321B (en) | 2018-09-26 | 2018-09-26 | Hot-melting blocking welding positioning press machine and working method thereof |
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| Publication Number | Publication Date |
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| CN109109321A CN109109321A (en) | 2019-01-01 |
| CN109109321B true CN109109321B (en) | 2024-03-19 |
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| CN201811122956.3A Active CN109109321B (en) | 2018-09-26 | 2018-09-26 | Hot-melting blocking welding positioning press machine and working method thereof |
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| CN111331865A (en) * | 2019-12-27 | 2020-06-26 | 沈阳铁路信号有限责任公司 | Mounting device for plastic plugging of glue injection hole of antenna unit shell |
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| US6355318B1 (en) * | 1996-11-14 | 2002-03-12 | Shawcor Ltd. | Heat shrinkable member |
| CN205424266U (en) * | 2015-12-31 | 2016-08-03 | 天津安固密封技术有限公司 | Plugging device is pressed in pipeline area |
| CN106426956A (en) * | 2016-11-27 | 2017-02-22 | 山东阿尔普尔节能装备有限公司 | Automatic polypropylene random (PPR) pipe assembly hot-melt welding device |
| CN208881192U (en) * | 2018-09-26 | 2019-05-21 | 河北汇东管道股份有限公司 | Heat stifled welding positioning pressure machine |
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2018
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6355318B1 (en) * | 1996-11-14 | 2002-03-12 | Shawcor Ltd. | Heat shrinkable member |
| CN205424266U (en) * | 2015-12-31 | 2016-08-03 | 天津安固密封技术有限公司 | Plugging device is pressed in pipeline area |
| CN106426956A (en) * | 2016-11-27 | 2017-02-22 | 山东阿尔普尔节能装备有限公司 | Automatic polypropylene random (PPR) pipe assembly hot-melt welding device |
| CN208881192U (en) * | 2018-09-26 | 2019-05-21 | 河北汇东管道股份有限公司 | Heat stifled welding positioning pressure machine |
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| CN109109321A (en) | 2019-01-01 |
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