CN110083186B - Water stop joint welding machine and temperature control system thereof - Google Patents
Water stop joint welding machine and temperature control system thereof Download PDFInfo
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- CN110083186B CN110083186B CN201910390711.7A CN201910390711A CN110083186B CN 110083186 B CN110083186 B CN 110083186B CN 201910390711 A CN201910390711 A CN 201910390711A CN 110083186 B CN110083186 B CN 110083186B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 238000003466 welding Methods 0.000 title claims abstract description 51
- 238000010438 heat treatment Methods 0.000 claims abstract description 79
- 238000001816 cooling Methods 0.000 claims abstract description 24
- 238000004321 preservation Methods 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 101100522110 Oryza sativa subsp. japonica PHT1-10 gene Proteins 0.000 claims description 3
- 101100522109 Pinus taeda PT10 gene Proteins 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G05D23/22—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element being a thermocouple
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- Engineering & Computer Science (AREA)
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- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention relates to the field of heating and vulcanizing equipment, in particular to a water stop joint welding machine and a temperature control system thereof. The welding machine is characterized in that handles are arranged at two ends of the welding machine, one end is a hinge, the other end is a hand wheel, a lengthening support sleeve is arranged below the hand wheel, the lower end of the support sleeve is an outer horn-shaped or annular right-angle protruding support surface, a sliding-assisting gasket is arranged in the upper end face, and a small ball handle is further arranged on the hand wheel. The temperature control system comprises a temperature sensor and a PLC control box, wherein the sensor is arranged on a heating plate of a welding machine, the PLC control box is integrally arranged with the welding machine, the temperature sensor is electrically connected with the PLC control box, the PLC control box comprises a leakage switch, a button with a lamp and an integrated circuit control board, the integrated circuit control board is integrated with a power panel, a relay panel, a safety device, an indicator lamp and an interface, the size is reduced, and the integrated temperature control system is convenient to carry and construct. In the aspect of temperature control, the temperature of the upper heating plate and the lower heating plate is monitored through the PLC, and heating, heat preservation, cooling and alarm prompt are carried out. The temperature and time can be accurately mastered, and the welding quality of the water stop belt can be improved.
Description
Technical Field
The invention relates to the technical field of heating and vulcanizing equipment, in particular to a water stop joint welding machine and a temperature control system thereof.
Background
Because the length of the construction working surface is long or short, it is difficult to ensure that the length of the water stop belt is consistent with the length of the construction working surface. When the length of the construction work surface is smaller than the length of the water stop, it is necessary to saw off the unnecessary portion of the water stop. When the length of the construction working face is greater than that of the water stop, the end parts of the two water stop are required to be lapped together for welding, and then a water stop joint welding machine is used.
In the prior art, the waterstop joint welding machine comprises a lower heating plate and an upper heating plate, one end of the lower heating plate is hinged with one end of the upper heating plate through a rigid hinge, the other end of the lower heating plate is fixedly connected with the other end of the upper heating plate through a rigid pressurizing locking hand wheel in a pressurizing mode, a circulating water cooling channel is arranged between the lower heating plate and the upper heating plate, a water inlet and a water outlet are formed in the circulating water cooling channel, and the water inlet of the circulating water cooling channel is communicated with a water source. The water source refers to a mobile cooling water tank.
The applicant previously filed a publication number CN109501078a of a portable air-cooled water stop joint welding machine, which discloses a portable air-cooled water stop joint welding machine, and solves the above problems. In order to meet the temperature control requirement of the water stop joint welding machine, a temperature control system suitable for the water stop joint welding machine must be provided, corresponding components such as a handle behind a fan, a downward horn-shaped and/or annular right-angle protruding support surface lengthening sleeve, a plurality of sliding-assisting gaskets or oil-containing gaskets and a ball handle are arranged above a hand wheel, wherein the corresponding components are convenient to move and operate.
Disclosure of Invention
The invention provides a temperature control system of a water stop joint welding machine, which can realize temperature control and heat preservation time control of an upper heating plate and a lower heating plate of a vulcanizing machine, and has the following specific technical scheme that:
The temperature control system of the water stop joint welding machine comprises a temperature sensor and a PLC control box, wherein the temperature sensor is arranged on an upper heating plate and/or a lower heating plate of the water stop joint welding machine, and the temperature sensor is electrically connected with the PLC control box.
The PLC control box comprises a machine box shell and a cover plate, wherein a cooling fan is arranged at one end of the machine box shell, a circuit control board is arranged in the machine box shell, a display screen, an electric leakage switch and a button are arranged on the face of the machine box shell, the electric leakage switch is used for testing the button, and the cover plate is covered on the machine box shell;
One end of the case shell is provided with one or two or more cooling fans.
The button is a button with an indicator lamp or a button without an indicator lamp or an indicator lamp; 1 or 2 or more;
The circuit control board comprises a power panel, a relay board and a radiator, wherein an output fuse, an output indicator lamp and an output socket are arranged on the relay board;
the PLC is a human-computer interface integrated machine; the PLC display screen is one of touch CRT, LCD, PDP and OLED;
the temperature sensor is one of a PT series resistance type temperature sensor or an indexing thermocouple temperature sensor or an infrared temperature sensor or a semiconductor temperature sensor;
the PT series resistance type temperature sensor is one of PT10, PT20, PT100, PT50, PT200 or PT500 or PT 1000;
The graduation thermocouple temperature sensor is one of S, R, B, N, K, E, J or T graduation thermocouple temperature sensors;
the temperature control system comprises one or more of heating temperature control, heating time control, heat preservation temperature control, heat preservation time control, excessive temperature control, excessive time control, cooling temperature control and cooling time control;
the excessive temperature control is temperature control from the end of heat preservation or heating to the cooling start; the excessive time control is time control from the end of heat preservation or heating to the start of cooling;
The automatic stop alarm system also comprises stop alarm for ending the work, wherein the stop alarm is one or more of buzzer alarm, button indicator lamp alarm and indicator lamp alarm.
The invention also provides a water stop joint welding machine, which comprises the temperature control system.
The water stop joint welding machine is air-cooled or water-cooled or natural cooling;
The water stop joint welding machine and the PLC control box are integrally arranged or separately arranged;
One ends of an upper heating plate and a lower heating plate of the water stop joint welding machine are provided with a handle I, a handle II, a handle III and a hand wheel, an extension support sleeve is arranged below the hand wheel, a supporting surface is arranged at the lower end of the extension support sleeve, and a small handle is further arranged on the hand wheel;
The supporting surface is an outer horn-shaped or ring-shaped right-angle protruding supporting surface;
the handle I is arranged at the fan side end part of the lower shell;
the handle II is arranged at the end part of the hand wheel side of the lower heating plate;
The handle III is arranged at the end part of the shell at the hand wheel side of the upper heating plate;
the small handle is one of a ball handle, a straight handle or an lengthened ball handle;
An inner groove is formed in the upper end face of the lengthened support sleeve, and a sliding-assisting gasket is arranged in the inner groove;
At least one sliding-aid pad is arranged;
The sliding-assisting gasket is one of a sliding-assisting gasket or a metal gasket or an oil-containing gasket or a bearing;
The hand wheel is connected with the lengthened support sleeve in a matched manner through a screw rod, and a cylindrical matching piece is arranged between the hand wheel and the lengthened support sleeve;
The cylindrical matching piece is arranged below the hand wheel; two or more positioning screws connected with the lengthened support sleeve are arranged on the cylindrical matching piece;
The periphery above the lengthened support sleeve is provided with a ring-shaped groove matched with a cylindrical matching piece, and the cylindrical matching piece is matched and rotationally connected with the lengthened support sleeve ring-shaped groove through a set screw;
The length of the lengthened support sleeve is 30mm-100mm or 100mm-200mm or 200mm-380mm;
the screw rod is an lengthened screw rod; the length is 150mm-220mm or 220mm-300mm or 300mm-350mm;
the tail end of the screw rod is connected with a connecting piece with a shaft hole in a matched mode, the connecting piece is provided with an inner screw tooth, a positioning screw of the screw rod is arranged outside the connecting piece, the connecting piece is connected with the screw rod in a matched mode through the inner screw tooth of the connecting piece, and the positioning screw is used for positioning the screw rod;
The other ends of the upper heating plate and the lower heating plate of the water stop joint welding machine are provided with hinge pieces;
the hinge part consists of an upper hinge part, a lower hinge part and hinge shafts, wherein the upper hinge part is connected with two upper heating plates and is arranged at two ends of the hinge shafts;
the lower hinge piece is connected with a lower heating plate and is arranged in the middle of the hinge shaft;
the upper hinge piece is provided with a set screw which is connected with the hinge shaft, and is provided with an adjusting groove, and the adjusting groove is internally provided with an adjusting screw and a set screw.
Compared with the prior art, the temperature control system improves the circuit board structure on the basis of the prior art, combines the power panel and the relay panel, reduces the size of the power panel and the relay panel to the greatest extent, further reduces the size of the whole water stop joint welding machine, is convenient to install and carry, can be arranged to be integrated with the welding machine or arranged in a split mode, and is flexible in operation. In the aspect of temperature control, the temperature of the upper heating plate and the lower heating plate is monitored, and the heat preservation time can be set and monitored through the PLC, so that the heating temperature and the heat preservation time of the water stop joint welding machine can be accurately mastered.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a PLC control box of the present invention;
FIG. 3 is a schematic diagram of the inner structure of a cover plate of the PLC control box of the invention;
FIG. 4 is a schematic diagram of a circuit control board arrangement of the present invention;
FIG. 5 is a schematic view of the structure of an extension sleeve of the present invention;
FIG. 6 is a schematic diagram of the connection structure of the hand wheel and the extension sleeve of the present invention;
FIG. 7 is a schematic view of the hinge assembly, upper heating tube and upper temperature sensor positions of the present invention;
FIG. 8 is a schematic view of the hinge assembly, lower heating tube and lower temperature sensor positions (with the handle and cooling fan removed);
FIG. 9 is a schematic view of a hinge member according to the present invention;
Reference numerals
1-A portable water stop joint welding machine; 2-PLC control box; 3-upper heating plate; 4-a lower heating plate; 5-a circuit control board; 6-handle I; 7-handle II; 8-handle III; 9-a hand wheel; 10-lengthening the support sleeve; 11-small handles; 12-supporting surface; 13-a slide-aid pad; 13' -inner groove; 14-a screw rod; 15-connecting piece; 16-a cylindrical fitting; 16' -annular groove; 17-shaft holes; 18-a set screw; 19-hinge parts; 191-upper hinge member; 192-lower hinge member; 193-hinge shaft; 194-set screws; 195-set screw; 196-adjusting screws; 20-a cooling fan; 21-cover plate; 22-a case shell; 23-a display screen; 24-leakage switch; 25-a button with indicator light; 26-detecting a leakage switch; 31-heating the pipe; 32-upper temperature sensor; 41-lower heating tube; 42-a lower temperature sensor; 51-power panel; 52-relay board; 53-a heat sink; 54-outlet sockets; 55-outputting an indicator light; 56-output fuses.
Detailed Description
Embodiments of the present invention will now be described with reference to figures 1-9 of the accompanying drawings.
The temperature control system of the water stop joint welding machine comprises a temperature sensor and a PLC control box 2, wherein the temperature sensor is arranged on an upper heating plate 3 and/or a lower heating plate 4 of the water stop joint welding machine 1, and the temperature sensor is electrically connected with the PLC control box 2.
Fig. 7 shows that the upper heating plate 3 is provided with an upper heating pipe 31 and an upper temperature sensor 32, and the lower heating plate 4 is also provided with fig. 8.
The PLC control box 2 comprises a box shell 22 and a cover plate 21, wherein a plurality of cooling fans are arranged on one side of the box shell 22; a circuit control board 5 is arranged in the case shell 22, a display screen 23, a leakage switch 24, a button 25 and a leakage switch test button 26 are arranged on the face of the case shell 22, and the cover plate 21 is covered on the case shell 22;
The button 25 is a button with an indicator light or a button without an indicator light or an indicator light, and the button with the indicator light is adopted in the embodiment; 1 or 2 or more, and 2 in this embodiment;
The circuit control board 5 comprises a power supply board 51, a relay board 52 and a radiator 53, wherein an output fuse 56, an output indicator lamp 55 and an output socket 54 are arranged on the relay board 52;
The PLC is a human-computer interface integrated machine; the PLC display screen 23 is one of a touch CRT, LCD, PDP or an OLED, and in this embodiment, an OLED screen is used; the temperature sensor is one of a PT series resistance type temperature sensor or an indexing thermocouple temperature sensor or an infrared temperature sensor or a semiconductor temperature sensor; the PT series resistance type temperature sensor is one of PT10, PT20, PT100, PT50, PT200 or PT500 or PT 1000; one of the graduation thermocouple temperature sensor S, R, B, N, K, E, J or the T graduation thermocouple temperature sensor; the present embodiment employs PT100.
The temperature control system comprises one or more of heating temperature control, heating time control, heat preservation temperature control, heat preservation time control, excessive temperature control, excessive time control, cooling temperature control and cooling time control; the excessive temperature control is temperature control from the end of heat preservation or heating to the cooling start; the excessive time control is time control from the end of heat preservation or heating to the start of cooling; this embodiment is fully contemplated.
The automatic stop alarm system also comprises stop alarm after the work is finished, wherein the stop alarm is one or more of buzzer alarm, button indicator lamp alarm and indicator lamp alarm, and the embodiment adopts the buzzer alarm.
A water stop joint welder 1 comprising the temperature control system.
The water stop joint welding machine 1 is air-cooled, water-cooled or naturally cooled, and the embodiment is air-cooled;
the water stop joint welding machine 1 and the PLC control box 2 are integrally arranged or separately arranged, and the embodiment is integrally arranged;
One ends of an upper heating plate 3 and a lower heating plate 4 of the water stop joint welding machine are provided with a handle I, a handle II, a handle III and a hand wheel, an extension support sleeve is arranged below the hand wheel, a supporting surface is arranged at the lower end of the extension support sleeve, a gasket or a bearing is arranged in the upper end surface, and a small handle is further arranged on the hand wheel;
the supporting surface is an external horn type supporting surface and/or an annular right-angle protruding supporting surface, and the external horn type supporting surface is adopted in the embodiment;
the handle I6 is arranged at the fan side end part of the lower shell;
The handle II7 is arranged at the end part of the hand wheel side of the lower heating plate 4;
The handle III8 is arranged at the end part of the shell at the hand wheel side of the upper heating plate 3;
The small handle 11 is one of a ball handle, a straight handle or an lengthened ball handle;
an inner groove 13' is formed in the upper end surface of the lengthened support sleeve 10, and a plurality of sliding-assisting gaskets 13 are arranged in the inner groove;
One of the sliding-aid pad 13 metal pad or oil-containing pad or bearing; embodiments employ a plurality of metal shims;
The hand wheel 9 is connected with the lengthened support sleeve 10 in a matched manner through a screw rod 14, and a cylindrical matching piece 16 is arranged between the hand wheel 9 and the lengthened support sleeve 10;
The cylindrical matching piece 16 is arranged below the hand wheel 9; the cylindrical mating member 16 is provided with two or more set screws 18 attached to the elongated collar,
The periphery above the lengthened support sleeve 10 is provided with a ring-shaped groove 16' matched with the cylindrical matching piece 16, and the cylindrical matching piece 16 is matched and connected with the ring-shaped groove of the lengthened support sleeve 10 in a rotating manner through a set screw;
The length of the lengthened support sleeve 10 is 30mm-100mm or 100mm-200mm or 200mm-300mm; 140mm is used in this example;
the screw rod 14 is an lengthened screw rod; the length is 150mm-220mm or 220mm-300mm or 300mm-380mm; 280mm is adopted in the embodiment;
the tail end of the screw rod 14 is connected with a connecting piece 15 with a shaft hole 17 in a matched mode, an inner screw tooth is arranged in the connecting piece 15, a positioning screw 18 of the screw rod is arranged outside the connecting piece, the screw rod is connected with the screw rod 14 in a matched mode through the inner screw tooth arranged in the connecting piece 15, and the positioning screw positions the screw rod 14.
The other ends of the upper heating plate 3 and the lower heating plate 4 of the water stop joint welding machine are provided with hinge pieces 19;
The hinge member 19 is composed of an upper hinge member 191, a lower hinge member 192 and a hinge shaft 193, wherein the upper hinge member 191 is connected with the upper heating plates 3 in two, and is arranged at two ends of the hinge shaft 193;
The lower hinge member 192 is connected to the lower heating plate 4 and is installed in the middle of the hinge shaft 193;
The upper hinge member 191 is provided with a set screw 194 connected with the hinge shaft 193 and an adjusting groove, and an adjusting screw 196 and a set screw 195 are arranged in the adjusting groove.
The lengthened support sleeve is arranged in the embodiment, the position of the lengthened support sleeve is higher than that of the case, and the back of the hand cannot be bruised by the electric box when the hand wheel is operated.
The embodiment is provided with the lengthened screw rod, so that the adjustable gap of the upper heating plate and the lower heating plate can be heightened, and the thickness of the weldable water stop belt is increased.
The application method of the embodiment comprises the following steps:
Firstly, polishing the surface of a water stop belt to be welded or brushing a vulcanizing agent after polishing the surface;
secondly, firstly loosening the hand wheel to open the upper heating plate, putting the water stop with one end polished well on the lower heating plate of the water stop welder, sticking a special film (film stock) for welding, putting the water stop with the other end polished well on the lower heating plate of the water stop welder with the treated surface down, covering the upper heating plate and locking the hand wheel. In other words, two processed water stops to be welded are clamped between the upper heating plate and the lower heating plate of the water stop welding machine, and a hand wheel is locked "
Thirdly, parameters such as welding time, temperature and the like are set according to the materials of the welded water stop belt to operate, and the whole process is controlled by the PLC. Pressing a starting button, and simultaneously heating and preserving heat, and clamping the hand wheel for one time at intervals of two to three minutes;
fourthly, after the welding is finished, the buzzer rings, at this time, the power supply can be turned off, the hand wheel is unscrewed, and the welded water stop belt is taken out to finish the welding.
Fifthly, checking the surface welding effect of the water stop belt, and correcting and setting the temperature and the welding time to ensure that the next joint is welded better.
Sixth, if the welding machine is used for the first time, or water stops of different types are welded, the welding machine is subjected to gap adjustment in the following adjustment modes:
1. Opening the upper die, putting the two water stops into the two dies of the welding machine, and closing the upper die
2. The screw set screw at the closing blade end is loosened, the adjusting screw is adjusted, the opening of the end of the observation screw rod is about 1.5 times of the closing blade end, the visual material can be further finely adjusted, and the screw set screw at the closing blade end is locked after the adjustment.
While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of one of ordinary skill in the art.
Claims (4)
1. A temperature control system of a water stop joint welding machine is characterized in that: the temperature control system comprises a temperature sensor and a PLC control box (2), wherein the temperature sensor is arranged on an upper heating plate (3) and/or a lower heating plate (4) of the water stop joint welding machine (1), and the temperature sensor is electrically connected with the PLC control box (2);
The PLC control box (2) comprises a box shell (22) and a cover plate (21), wherein a cooling fan (20) is arranged at one end of the box shell (22), a circuit control board (5) is arranged in the box shell (22), a display screen (23), a leakage switch (24) and a button (25) are arranged on the face of the box shell (22), a leakage switch test button (26) is arranged on the face of the box shell (22), and the cover plate (21) is covered on the box shell (22);
One end of the case shell (22) is provided with one or two or more cooling fans;
The button (25) is a button with an indicator lamp or a button without an indicator lamp or an indicator lamp; 1 or 2 or more;
The circuit control board (5) comprises a power supply board (51), a relay board (52) and a radiator (53), wherein an output fuse (56), an output indicator lamp (55) and an output socket (54) are arranged on the relay board (52);
The PLC is a human-computer interface integrated machine; the PLC display screen (23) is one of a touch CRT, LCD, PDP or an OLED;
the temperature sensor is one of a PT series resistance type temperature sensor or an indexing thermocouple temperature sensor or an infrared temperature sensor or a semiconductor temperature sensor;
The PT series resistance type temperature sensor is one of PT10, PT20, PT50, PT100, PT200 or PT500 or PT 1000;
One of the graduation thermocouple temperature sensor S, R, B, N, K, E, J or the T graduation thermocouple temperature sensor;
the temperature control system comprises one or more of heating temperature control, heating time control, heat preservation temperature control, heat preservation time control, excessive temperature control, excessive time control, cooling temperature control and cooling time control;
the excessive temperature control is temperature control from the end of heat preservation or heating to the cooling start; the excessive time control is time control from the end of heat preservation or heating to the start of cooling;
The automatic stop alarm system also comprises stop alarm for ending the work, wherein the stop alarm is one or more of buzzer alarm, button indicator lamp alarm and indicator lamp alarm.
2. A waterstop joint welding machine is characterized in that: comprising the temperature control system of claim 1.
3. A waterstop joint welder as claimed in claim 2, wherein:
the water stop joint welding machine (1) is air-cooled, water-cooled or naturally cooled;
The water stop joint welding machine (1) and the PLC control box (2) are integrally arranged or separately arranged;
One ends of an upper heating plate (3) and a lower heating plate (4) of the water stop joint welding machine are provided with a handle I (6), a handle II (7), a handle III (8) and a hand wheel (9), a lengthening support sleeve (10) is arranged below the hand wheel (9), a supporting surface (12) is arranged at the lower end of the lengthening support sleeve (10), and a small handle (11) is further arranged on the hand wheel (9);
the supporting surface (12) is an outer horn-shaped and/or annular right-angle protruding supporting surface;
the handle I (6) is arranged at the fan side end part of the lower shell;
the handle II (7) is arranged at the end part of the hand wheel side of the lower heating plate (4);
the handle III (8) is arranged at the upper end part of the shell at the hand wheel side of the upper heating plate (3);
the small handle (11) is one of a ball handle, a straight handle or an lengthened ball handle;
an inner groove (13') is formed in the upper end face of the lengthened support sleeve (10), and a sliding-assisting gasket (13) is arranged in the inner groove;
At least one sliding-aid pad (13) is arranged;
The sliding-assisting gasket (13) is one of a metal ring gasket or an oil-containing ring gasket or a bearing;
The hand wheel (9) is connected with the lengthened support sleeve (10) in a matched manner through a screw rod (14), and a cylindrical matching piece (16) is arranged between the hand wheel (9) and the lengthened support sleeve (10);
The cylindrical matching piece (16) is arranged below the hand wheel (9); two or more set screws (18) connected with the lengthened support sleeve are arranged on the cylindrical matching piece (16),
The periphery above the lengthened support sleeve (10) is provided with an annular groove (16') matched with the cylindrical matching piece (16), and the cylindrical matching piece (16) is matched and connected with the annular groove of the lengthened support sleeve (10) in a rotating manner through a set screw;
The length of the lengthened support sleeve (10) is 30mm-100mm or 100mm-200mm or 200mm-380mm;
The screw rod (14) is an lengthened screw rod; the length is 150mm-220mm or 220mm-300mm or 300mm-350mm;
The tail end of the screw rod (14) is connected with a connecting piece (15) with a shaft hole (17) in a matched mode, an inner screw tooth is arranged in the connecting piece (15), a positioning screw (18) of the screw rod is arranged outside the connecting piece, the screw rod is connected with the screw rod (14) in a matched mode through the inner screw tooth of the connecting piece (15), and the positioning screw positions the screw rod (14).
4. A waterstop joint welder as claimed in claim 3, wherein: the other ends of the upper heating plate (3) and the lower heating plate (4) of the water stop joint welding machine are provided with hinge pieces (19);
the hinge part (19) consists of an upper hinge part (191), a lower hinge part (192) and hinge shafts (193), wherein the upper hinge part (191) is connected with two upper heating plates (3) and is arranged at two ends of each hinge shaft (193);
The lower hinge piece (192) is connected with the lower heating plate (4) and is arranged in the middle of the hinge shaft (193);
the upper hinge piece (191) is provided with a set screw (194) which is connected with the hinge shaft (193), and is provided with an adjusting groove, and an adjusting screw (196) and a set screw (195) are arranged in the adjusting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910390711.7A CN110083186B (en) | 2019-05-10 | 2019-05-10 | Water stop joint welding machine and temperature control system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910390711.7A CN110083186B (en) | 2019-05-10 | 2019-05-10 | Water stop joint welding machine and temperature control system thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110083186A CN110083186A (en) | 2019-08-02 |
| CN110083186B true CN110083186B (en) | 2024-04-26 |
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2019
- 2019-05-10 CN CN201910390711.7A patent/CN110083186B/en active Active
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