Bearing device for hot plate welding machine

Abstract

The bearing device for the hot plate welding machine comprises a frame, an upper bearing mechanism, a middle bearing mechanism, a lower bearing mechanism and a controller, the upper bearing mechanism, the middle bearing mechanism, the lower bearing mechanism and the controller are arranged in the frame, the controller is arranged on one side of the frame, the upper bearing mechanism is used for bearing an upper mold, and the middle bearing mechanism is used for bearing a hot mold; and the lower bearing mechanism is used for bearing a lower die. The upper bearing mechanism can be moved out to the outer side of the hot plate welding machine through the linear mechanism, a worker can conveniently replace the upper die, the lower bearing mechanism can be manually pulled out to the outer side of the hot plate welding machine, and the lower die can be conveniently replaced.

Description

Technical Field

[0001] The invention relates to the technical field of hot plate welding machines, in particular to a carrying device for hot plate welding machines. Background Art

[0002] Hot plate welding machines are widely used in the welding of plastic parts. In order to achieve the welding function, an upper mold (upper mold) is needed to fix part of the plastic part, and a lower mold (lower mold) is used to fix the other part of the plastic part. The upper and lower hot molds are used to heat the plastic part. The upper mold, hot mold and lower mold need to be installed in a specific bearing mechanism, and then installed in the hot plate welding machine through the bearing mechanism. When the mold reaches the end of its service life or is accidentally damaged, it needs to be replaced. Since the internal space of the hot plate welding machine is compact and various molds are installed, the space for staff to operate is very limited, especially the upper mold, which is located at a higher position, which brings great trouble to the disassembly work. If the mold can be transported out of the hot plate welding machine, it will greatly facilitate the maintenance and replacement work. Summary of the invention

[0003] The object of the present invention is to provide a carrying device for a hot plate welding machine to solve the problems raised in the above background technology.

[0004] To achieve the above object, the present invention provides the following technical solution: a carrying device for a hot plate welding machine, comprising a frame and an upper carrying mechanism, a middle carrying mechanism, a lower carrying mechanism and a controller arranged inside the frame, wherein the controller is arranged on one side of the frame;

[0005] The upper bearing mechanism is used to bear the upper die, and the upper bearing mechanism comprises a cover plate, a bearing plate 1, a linear mechanism and a plurality of guide slide bars 1, the bearing plate 1 is used to bear the upper die, the linear mechanism is used to drive the cover plate and the bearing plate 1 to move, the guide slide bar 1 penetrates the bearing plate 1 and is connected to the cover plate; a threaded hole is provided on one side of the cover plate, a connecting groove is provided on a side of the cover plate near the threaded hole, a plurality of positioning holes are provided in the connecting groove, and a connecting pipe 1 is provided on the upper part of the bearing plate 1;

[0006] The middle bearing mechanism is used to bear the hot mold, and the middle bearing mechanism includes a bearing plate 2, a guide rail assembly, a side plate 1 and a side plate 2, the side plate 1 and the side plate 2 are used to support the guide rail assembly, the side plate 1 and the side plate 2 are respectively arranged on both sides of the inside of the frame, and the bearing plate 2 is connected to the guide rail assembly;

[0007] The lower bearing mechanism is used to bear the lower mold, and the lower bearing mechanism includes a bearing plate three, a lifting assembly, a plurality of supporting slide plates and a plurality of guide slide rods two. The lifting assembly is used to lift the bearing plate three, and the upper part of the guide slide rod two passes through the bearing plate three and is connected to the guide rail assembly. The bearing plate three can slide on the supporting slide plate, and a connecting pipe two is provided at the lower part of the bearing plate three.

[0008] Preferably, the linear mechanism includes a motor, a screw, a bearing plate connecting assembly, a plurality of guide rails and a plurality of sliders slidably arranged on the upper part of the guide rails, the motor is arranged on the upper part of the frame, the output shaft of the motor is connected to the screw, the guide rail is connected to the frame, the upper part of the slider is connected to the cover plate, the screw is connected to the cover plate through the bearing plate connecting assembly, and the motor is connected to the controller.

[0009] Preferably, the load-bearing plate connection assembly includes a connecting plate that cooperates with the connecting groove, a plurality of load-bearing rods, a plurality of plug blocks, a connecting block, a plurality of slots that cooperate with the plug block, and a mounting block, one end of the connecting plate is connected to the mounting block, the plug block is arranged at the lower part of the connecting plate, the load-bearing rod passes through the connecting plate, one end of the mounting block is connected with a bolt, the bolt is threadedly connected to the threaded hole, the screw rod passes through the connecting block, and is threadedly connected to the connecting block.

[0010] Preferably, a through slot 1 is provided in the middle of the cover plate, a plurality of mounting holes are provided on both sides of the through slot 1, L-shaped connecting plates are provided on both sides of the lower part of the support plate 1, and a plurality of connecting screw holes are provided in the L-shaped connecting plates.

[0011] Preferably, the guide rail assembly includes slide rail 1, slide rail 2, slide rail 3, slide rail 4, slide rail 5, slide rail 6 and a plurality of sliders 2 slidably arranged on the upper parts of slide rail 2 and slide rail 3, slide rail 1 and slide rail 2 are arranged on the upper part of side plate 1, slide rail 3 and slide rail 4 are arranged on the upper part of side plate 2, slide rail 1 and slide rail 4 are respectively slidably arranged on the upper parts, the upper parts of slide rail 3 are connected with guide slide bar 1, the upper parts of slide bar 3 are connected with bearing plate 2, one ends of slide rail 1 and slide rail 4 are respectively provided with limiting column 1, the slide rail 5 and slide rail 6 are respectively arranged on the lower parts of side plate 1 and side plate 2, the lower parts of slide rail 5 and slide rail 6 are both slidably arranged with slider 4, the lower part of slider 4 is connected with guide slide bar 2, and one side of slide rail 5 and slide rail 6 is respectively provided with limiting column 2.

[0012] Preferably, the lifting assembly includes electric cylinder 1, electric cylinder 2, two lifting plates, and two limiting slide grooves opened on the inner side of the lower part of the frame. The lifting plates are slidably arranged in the corresponding limiting slide grooves. The electric cylinder 1 and the electric cylinder 2 are respectively arranged on both sides of the frame. The upper parts of the electric cylinder 1 and the electric cylinder 2 are respectively connected to the two lifting plates, and the electric cylinder 1 and the electric cylinder 2 are respectively connected to the controller.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The present invention can move the upper bearing mechanism out of the hot plate welding machine through a linear mechanism, so as to facilitate the replacement and maintenance of the upper mold and the bearing plate 1. The specific moving process is as follows: the motor is started by the controller, the motor drives the screw to rotate, the screw drives the connecting block to move, the connecting block drives the connecting plate to move, the connecting plate drives the cover plate to move, the cover plate drives the guide slide bar 1 to move, the guide slide bar 1 drives the bearing plate 1 to move, and the bearing plate 1 drives the upper mold below it to move. During the movement process, the two guide slide bars 1 respectively drive the corresponding slider 3, the slide rail 1 and the upper part of the slide rail 4 to slide, so as to maintain the stability of the entire movement process. After the upper mold is moved out, it is convenient for the staff to replace the upper mold.

[0015] 2. After removing the connection between the lifting plate and the bearing plate three and / or removing the connection between the bearing plate three and the lower mold lifting mechanism of the hot plate welding machine, the present invention starts the electric cylinder through the controller, the electric cylinder extends, and the bearing plate three is lifted upward. The maintenance personnel pulls the bearing plate three, and after the bearing plate three slides onto the supporting slide plate, the bearing plate three is continued to be pulled, and the lower mold can be pulled out to the outside of the hot plate welding machine, and the staff can remove and replace the lower mold.

[0016] 3. The present invention provides a load-bearing plate connecting assembly to facilitate the connection and disconnection of the cover plate and the linear mechanism. The plug block at the bottom of the connecting plate is inserted into the slot, and the load-bearing rod is inserted into the positioning hole. During movement, the pulling force of the connecting block on the connecting plate is transmitted to the cover plate through the load-bearing rod; finally, the cover plate is connected to the threaded hole through bolts to complete the connection process of the cover plate and the linear mechanism, and the removal process is the opposite. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the carrying device for the hot plate welding machine of the present invention;

[0018] Figure 2 for Figure 1 A schematic diagram of the front view structure of

[0019] Figure 3 for Figure 1 A side view structural schematic diagram of;

[0020] Figure 4 It is a schematic diagram of the structure of the upper bearing mechanism of the present invention;

[0021] Figure 5 for Figure 4 A schematic diagram of the front view structure of

[0022] Figure 6 for Figure 4 A side view structural schematic diagram of;

[0023] Figure 7It is a schematic diagram of the structure of the middle bearing mechanism of the present invention;

[0024] Figure 8 for Figure 7 A schematic diagram of the front view structure of

[0025] Fig. 9 for Figure 7 Schematic diagram of the structure viewed from above;

[0026] Fig.10 It is a schematic diagram of the connection structure between the lower bearing mechanism and the frame of the present invention;

[0027] Fig.11 for Fig.10 A schematic diagram of the front view structure of

[0028] Fig.12 for Fig.10 Schematic diagram of the structure viewed from above;

[0029] Fig.13 It is a bottom view of the connection structure between the load-bearing plate connection assembly and the load-bearing plate.

[0030] In the figure: frame 1, upper bearing mechanism 2, middle bearing mechanism 3, lower bearing mechanism 4, controller 5, cover plate 21, bearing plate 1 22, linear mechanism 23, guide slide bar 1 24, threaded hole 25, connecting groove 26, positioning hole 27, connecting pipe 1 28, through groove 1 29; L-shaped connecting plate 30;

[0031] The bearing plate 2 31, the guide rail assembly 32, the side plate 1 33, the side plate 2 34; the bearing plate 3 41, the lifting assembly 42, the supporting slide plate 43, the guide slide bar 2 44, the connecting pipe 2 45, the motor 231, the screw 232, the bearing plate connecting assembly 233, the guide rail 1 234, the slider 1 235, the slide rail 1 321, the slide rail 2 322, the slide rail 3 323, the slide rail 4 324, the slide rail 5 325, the slide rail 6 326, the slide bar 2 327, the slider 3 328, the limit column 1 329, the slider 4 3210, the limit column 3211, the electric cylinder 1 421, the electric cylinder 2 422, the lifting plate 423, the limit slide groove 424, the connecting plate 2331, the load-bearing rod 2332, the plug block 2333, the connecting block 2334, the slot 2335, the mounting block 2336, and the bolt 2337. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0034] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "mounted / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0035] See also Figure 1-6 The present invention provides a technical solution: a bearing device for a hot plate welding machine, comprising a frame 1 and an upper bearing mechanism 2, a middle bearing mechanism 3, a lower bearing mechanism 4 and a controller 5 installed inside the frame 1, and the controller 5 is installed on one side of the frame 1.

[0036] The upper bearing mechanism 2 is used to bear the upper die, and includes a cover plate 21, a bearing plate 22, a linear mechanism 23 and two guide slide bars 24. The bearing plate 22 is used to bear the upper die, and the guide slide bar 24 penetrates the bearing plate 22 and is connected to the cover plate 21. A threaded hole 25 is provided on one side of the cover plate 21, and a connecting groove 26 is provided on a side of the cover plate 21 close to the threaded hole 25. A plurality of positioning holes 27 are provided in the connecting groove 26. A connecting pipe 28 is installed on the upper part of the bearing plate 22.

[0037] The linear mechanism 23 is used to drive the cover plate 21 and the bearing plate 22 to move, and includes a motor 231, a screw 232, a bearing plate connecting assembly 233, a plurality of guide rails 234, and a plurality of sliders 235 slidably mounted on the upper part of the guide rails 234. The motor 231 is mounted on the upper part of the frame 1, the output shaft of the motor 231 is connected to the screw 232, the guide rail 234 is connected to the frame 1, the upper part of the slider 235 is connected to the cover plate 21, the screw 232 is connected to the cover plate 21 through the bearing plate connecting assembly 233, and the motor 231 is connected to the controller 5;

[0038] The load-bearing plate connecting assembly 233 includes a connecting plate 2331 that cooperates with the connecting groove 26, a plurality of load-bearing rods 2332, a plurality of plug blocks 2333, a connecting block 2334, a plurality of slots 2335 that cooperate with the plug block 2333, and a mounting block 2336. One end of the connecting plate 2331 is connected to the mounting block 2336, and the plug block 2333 is installed at the lower part of the connecting plate 2331. The load-bearing rod 2332 passes through the connecting plate 2331. One end of the mounting block 2336 is connected with a bolt 2337, and the bolt 2337 is threadedly connected to the threaded hole 25. The screw rod 232 passes through the connecting block 2334 and is threadedly connected to the connecting block 2334.

[0039] The middle bearing mechanism 3 is used to bear the hot mold. The middle bearing mechanism 3 includes a bearing plate 2 31, a guide rail assembly 32, a side plate 1 33 and a side plate 2 34. The side plate 1 33 and the side plate 2 34 are used to support the guide rail assembly 32. The side plate 1 33 and the side plate 2 34 are respectively installed on both sides of the inside of the frame 1. The bearing plate 2 31 is connected to the guide rail assembly 32; the guide rail assembly 32 includes a slide rail 1 321, a slide rail 2 322, a slide rail 3 323, a slide rail 4 324, a slide rail 5 325, a slide rail 6 326 and a plurality of slide blocks 2 327 slidably installed on the upper parts of the slide rails 2 322 and the slide rails 3 323. The slide rails 1 321 and the slide rails 2 322 are installed on the upper parts of the side plates 1 33. The slide rails 3 323 and the slide rails The fourth rail 324 is installed on the upper part of the side plate 2 34, and the upper parts of the slide rails 1 321 and the fourth rail 324 are respectively slidably installed with the slider 3 328, the upper part of the slider 3 328 is connected to the guide slide bar 1 24, and the upper part of the slider 3 328 is connected to the bearing plate 2 31, and one end of the slide rails 1 321 and the fourth rail 324 is respectively installed with the limit column 1 329, and the fifth rail 325 and the sixth rail 326 are respectively installed on the lower parts of the side plate 1 33 and the side plate 2 34, and the fourth rail 3210 is slidably installed on the lower parts of the fifth rail 325 and the sixth rail 326, and the lower parts of the fourth rail 3210 are connected to the guide slide bar 2 44, and the limit column 2 3211 is respectively installed on one side of the fifth rail 325 and the sixth rail 326;

[0040] The lower supporting mechanism 4 is used to support the lower mold. The lower supporting mechanism 4 includes a supporting plate 3 41, a lifting assembly 42, a plurality of supporting slides 43 and a plurality of guide slides 2 44. The lifting assembly 42 is used to lift the supporting plate 3 41. The upper part of the guide slide 2 44 passes through the supporting plate 3 41 and is connected to the guide rail assembly 32. The supporting plate 3 41 can slide on the supporting slide 43. A connecting pipe 2 45 is installed at the lower part of the supporting plate 3 41.

[0041] A through slot 29 is provided in the middle of the cover plate 21 , and a plurality of mounting holes are provided on both sides of the through slot 29 . L-shaped connecting plates 2331 are installed on both sides of the lower part of the carrier plate 22 , and a plurality of connecting screw holes are provided in the L-shaped connecting plates 2331 .

[0042] The lifting assembly 42 includes an electric cylinder 1 421, an electric cylinder 2 422, two lifting plates 423, and two limiting slide grooves 424 opened on the inner side of the lower part of the frame 1. The lifting plates 423 are slidably installed in the corresponding limiting slide grooves 424. The electric cylinder 1 421 and the electric cylinder 2 422 are respectively installed on both sides of the frame 1. The upper parts of the electric cylinder 1 421 and the electric cylinder 2 422 are respectively connected to the two lifting plates 423, and the electric cylinder 1 421 and the electric cylinder 2 422 are respectively connected to the controller 5.

[0043] Working principle: The outer side and bottom of the frame 1 can be connected to the inner wall of the hot plate welding machine, the electric cylinder or air cylinder at the top of the hot plate welding machine for driving the upper mold to move can be connected to the connecting pipe 1 28, and the electric cylinder or air cylinder at the bottom of the hot plate welding machine for driving the lower mold to move upward can be connected to the connecting pipe 2 45. For some hot plate welding machines where the lower mold does not need to move, the supporting plate 3 41 can be lifted by the lifting assembly 42, and the supporting plate 3 41 and the lifting plate 423 can be connected by bolts 2337.

[0044] In some hot plate welding machines, the electric cylinder is installed on the upper part of the hot plate welding machine, and the output end of the electric cylinder passes through the hot plate welding machine and is connected to the carrier plate 22. At this time, a space is usually provided in the cover plate 21 for the movement of the cover plate 21, thereby avoiding the restriction of the cover plate 21 by the electric cylinder when it moves.

[0045] The two L-shaped connecting plates 30 at the lower part of the bearing plate 1 22 are used to install the upper mold, and the upper mold is fixed by bolts 2337 that cooperate with the connecting screw holes.

[0046] The upper bearing mechanism 2 can be moved out of the hot plate welding machine through the linear mechanism 23, so as to facilitate the replacement and maintenance of the upper die and the bearing plate 1 22. The specific moving process is as follows: the motor 231 is started through the controller 5, the motor 231 drives the screw 232 to rotate, the screw 232 drives the connecting block 2334 to move, the connecting block 2334 drives the connecting plate 2331 to move, the connecting plate 2331 drives the cover plate 21 to move, the cover plate 21 drives the guide slide bar 1 24 to move, the guide slide bar 1 24 drives the bearing plate 1 22 to move, and the bearing plate 1 22 drives the upper die at its lower part to move. During the movement process, the two guide slide bars 1 24 respectively drive the corresponding slider 3 328, the slide rail 1 321 and the upper part of the slide rail 4 324 to slide, so as to maintain the stability of the entire movement process. After the upper die is moved out, it is convenient for the staff to replace the upper die.

[0047] The connection and disconnection between the cover plate 21 and the linear mechanism 23 are facilitated by the bearing plate connection assembly 233. The specific process is as follows: insert the plug block 2333 at the lower part of the connection plate 2331 into the slot 2335, and insert the load-bearing rod 2332 into the positioning hole 27. During the movement, the tension of the connection block 2334 on the connection plate 2331 is transmitted to the cover plate 21 through the load-bearing rod 2332; finally, the bolt 2337 is connected to the threaded hole 25 to complete the connection process of the cover plate 21 and the linear mechanism 23. The removal process is the opposite.

[0048] When the load plate 1 22, the guide slide bar 1 24, the cover plate 21, etc. need to be replaced, the load plate 1 22 is deformed, the guide slide bar 1 24 is worn, etc., after the upper mold is removed, the connection between the load plate 1 22 and the transmission system is removed, and finally the connection between the cover plate 21 and the linear mechanism 23 is released, and the cover plate 21 can be pulled out of the hot plate welding machine together with the two guide slide bars 1 24, the load plate 1 22 and the slider 3 328 at the bottom of the guide slide bar 1 24. In this process, the load plate 2 31 is kept in a retracted state and is at the innermost part of the hot plate welding machine.

[0049] When the lower mold needs to be replaced, the specific process is as follows: remove the connection between the lifting plate 423 and the supporting plate three 41, and / or remove the connection between the supporting plate three 41 and the lifting mechanism of the lower mold of the hot plate welding machine, start the electric cylinder through the controller 5, the electric cylinder extends, and lifts the supporting plate three 41 upward, and the maintenance personnel pulls the supporting plate three 41, and after the supporting plate three 41 slides onto the supporting slide plate 43, continue to pull the supporting plate three 41, and the lower mold can be pulled out to the outside of the hot plate welding machine, and the staff can remove and replace the lower mold.

[0050] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0051] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bearing device for a hot plate welding machine, comprising a frame (1) and an upper bearing mechanism (2), a middle bearing mechanism (3), a lower bearing mechanism (4) and a controller (5) arranged inside the frame (1), wherein the controller (5) is arranged on one side of the frame (1), and is characterized in that: The upper bearing mechanism (2) is used to bear the upper die, and the upper bearing mechanism (2) comprises a cover plate (21), a bearing plate (22), a linear mechanism (23) and a plurality of guide slide bars (24); the bearing plate (22) is used to bear the upper die, the linear mechanism (23) is used to drive the cover plate (21) and the bearing plate (22) to move, the guide slide bar (24) penetrates the bearing plate (22) and is connected to the cover plate (21); a threaded hole (25) is provided on one side of the cover plate (21), a connecting groove (26) is provided on a side of the cover plate (21) close to the threaded hole (25), a plurality of positioning holes (27) are provided in the connecting groove (26), and a connecting pipe (28) is provided on the upper part of the bearing plate (22); The middle bearing mechanism (3) is used to bear the hot mold, and the middle bearing mechanism (3) comprises a second bearing plate (31), a guide rail assembly (32), a first side plate (33) and a second side plate (34), wherein the first side plate (33) and the second side plate (34) are used to support the guide rail assembly (32), the first side plate (33) and the second side plate (34) are respectively arranged on both sides of the interior of the frame (1), and the second bearing plate (31) is connected to the guide rail assembly (32); The lower bearing mechanism (4) is used for bearing the lower mold, and the lower bearing mechanism (4) comprises a bearing plate three (41), a lifting assembly (42), a plurality of supporting slide plates (43) and a plurality of guide slide bars two (44). The lifting assembly (42) is used for lifting the bearing plate three (41). The upper part of the guide slide bar two (44) passes through the bearing plate three (41) and is connected to the guide rail assembly (32). The bearing plate three (41) can slide on the supporting slide plate (43). The lower part of the bearing plate three (41) is provided with a connecting pipe two (45).

2. The carrying device for hot plate welding machine according to claim 1, characterized in that: The linear mechanism (23) comprises a motor (231), a screw (232), a bearing plate connection assembly (233), a plurality of guide rails (234) and a plurality of sliders (235) slidably arranged on the upper part of the guide rails (234); the motor (231) is arranged on the upper part of the frame (1); the output shaft of the motor (231) is connected to the screw (232); the guide rail (234) is connected to the frame (1); the upper part of the slider (235) is connected to the cover plate (21); the screw (232) is connected to the cover plate (21) via the bearing plate connection assembly (233); and the motor (231) is connected to the controller (5).

3. The carrying device for hot plate welding machine according to claim 2, characterized in that: The load-bearing plate connection assembly (233) comprises a connection plate (2331) matched with the connection groove (26), a plurality of load-bearing rods (2332), a plurality of plug blocks (2333), a connection block (2334), a plurality of slots (2335) matched with the plug block (2333) and a mounting block (2336), one end of the connection plate (2331) is connected with the mounting block (2336), the plug block (2333) is arranged at the lower part of the connection plate (2331), the load-bearing rod (2332) passes through the connection plate (2331), one end of the mounting block (2336) is connected with a bolt (2337), the bolt (2337) is threadedly connected with the threaded hole (25), the screw rod (232) passes through the connection block (2334) and is threadedly connected with the connection block (2334).

4. The carrying device for hot plate welding machine according to claim 1, characterized in that: A through slot (29) is provided in the middle of the cover plate (21), and a plurality of mounting holes are provided on both sides of the through slot (29). L-shaped connecting plates (30) are provided on both sides of the lower part of the support plate (22), and a plurality of connecting screw holes are provided in the L-shaped connecting plates (30).

5. The carrying device for hot plate welding machine according to claim 1, characterized in that: The guide rail assembly (32) includes a slide rail 1 (321), a slide rail 2 (322), a slide rail 3 (323), a slide rail 4 (324), a slide rail 5 (325), a slide rail 6 (326) and a plurality of sliders 2 (327) slidably arranged on the upper portions of the slide rails 2 (322) and the slide rails 3 (323); the slide rails 1 (321) and the slide rails 2 (322) are arranged on the upper portions of the side plate 1 (33); the slide rails 3 (323) and the slide rails 4 (324) are arranged on the upper portions of the side plate 2 (34); sliders 3 (328) are slidably arranged on the upper portions of the slide rails 1 (321) and the slide rails 4 (324); the upper portions of the sliders 3 (328) are slidably arranged on the upper portions of the sliders 3 (328). The slide block 3 (328) is connected to the guide slide bar 1 (24), the upper part of the slide block 3 (328) is connected to the bearing plate 2 (31), one end of the slide rail 1 (321) and the slide rail 4 (324) is respectively provided with a limit column 1 (329), the slide rail 5 (325) and the slide rail 6 (326) are respectively provided at the lower part of the side plate 1 (33) and the side plate 2 (34), the slide rail 5 (325) and the slide rail 6 (326) are both slidably provided with a slide block 4 (3210) at the lower part, the lower part of the slide block 4 (3210) is connected to the guide slide bar 2 (44), and one side of the slide rail 5 (325) and the slide rail 6 (326) is respectively provided with a limit column 2 (3211).

6. The carrying device for hot plate welding machine according to claim 1, characterized in that: The lifting assembly (42) comprises an electric cylinder 1 (421), an electric cylinder 2 (422), two lifting plates (423), and two limiting slide grooves (424) opened on the inner side of the lower part of the frame (1); the lifting plates (423) are slidably arranged in the corresponding limiting slide grooves (424); the electric cylinder 1 (421) and the electric cylinder 2 (422) are respectively arranged on both sides of the frame (1); the upper parts of the electric cylinder 1 (421) and the electric cylinder 2 (422) are respectively connected to the two lifting plates (423); and the electric cylinder 1 (421) and the electric cylinder 2 (422) are respectively connected to the controller (5).

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