CN212242192U - Hot melting mechanism and hot air welding machine - Google Patents
Hot melting mechanism and hot air welding machine Download PDFInfo
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- CN212242192U CN212242192U CN202021899625.3U CN202021899625U CN212242192U CN 212242192 U CN212242192 U CN 212242192U CN 202021899625 U CN202021899625 U CN 202021899625U CN 212242192 U CN212242192 U CN 212242192U
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Abstract
The utility model relates to a hot melt mechanism, including two at least hot block subassemblies to and two at least self-adjusting mechanisms that position from top to bottom. A hot air welding machine comprises a machine body, wherein an upper leather wheel and a lower leather wheel are arranged on the machine body, and an annular step for avoiding a wrapping belt is formed on the lower leather wheel; and a heat-melting mechanism. Can strengthen the strip butt fusion on uneven bordure area of height and wiredrawing cloth, make strengthen the strip can be on bordure area and wiredrawing cloth butt fusion more firm, promote the quality of final product.
Description
Technical Field
The utility model relates to a plastic moulding hot melt technical field, concretely relates to hot melt mechanism, hot-blast heat sealing machine.
Background
The seat cushion shown in fig. 1 comprises a wiredrawing cloth 10, a binding belt 11 and a reinforcing belt; after the periphery of the wiredrawing cloth 10 is connected with the edge covering belt 11 through the welding machine, a reinforcing strip 12 needs to be welded on the upper surfaces of the wiredrawing cloth 10 and the edge covering belt 11, the reinforcing strip 12 is used for increasing the strength between the edge covering belt 11 and the wiredrawing cloth 10, and in addition, the reinforcing strip 12 can also serve as a decorative strip to play a decorative role; since a step exists between the edge covering band 11 and the wiredrawing cloth 10, if the reinforcing bar 12 is continuously welded by using the conventional blowing hot block (the conventional blowing hot block is disclosed in the prior patent application, the patent application No. CN201911383224.4, the patent name is the blowing hot wedge and the heating method and the using method thereof, and the working surface of the conventional blowing hot wedge is flat), the reinforcing bar 12 can only be firmly welded with the edge covering band 11 at a higher position, and the reinforcing bar 12 cannot be firmly welded with the wiredrawing cloth 10 due to the height difference between the reinforcing bar 12 and the wiredrawing cloth 10.
Therefore, in summary, the conventional blowing heat wedge cannot simultaneously firmly attach the reinforcing bar 12 to the high and low surfaces when welding the reinforcing bar 12 at uneven positions.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: overcome prior art's not enough, provide a hot melting mechanism, hot-blast heat sealing machine, solve blow wind in the past and carve when the uneven position butt fusion strengthens the strip, can not make the firm connection of enhancement strip simultaneously on the height surface problem.
The utility model provides a technical scheme that its technical problem adopted is:
in a first aspect:
a hot melting mechanism comprises
At least two thermal block assemblies, and
the upper and lower self-adjusting mechanisms are fixedly connected with the thermal block assembly and are suitable for automatically driving the thermal block assembly to adjust the up-down position.
Further, the upper and lower position self-adjusting mechanism comprises
The mounting block is suitable for being fixedly connected with the machine body;
a clamp adapted to clamp the thermal block assembly; and
and the spring assembly is arranged between the mounting block and the clamp and is suitable for enabling the clamp to elastically move up and down along the mounting seat.
Further, the spring assembly comprises an upper spring seat, a lower spring seat, a middle spring seat, an upper compression spring and a lower compression spring;
the upper spring seat is fixedly arranged at the upper end of the clamp, the lower spring seat is fixedly arranged at the lower end of the clamp, the upper compression spring is arranged between the upper spring seat and the middle spring seat, and the lower compression spring is arranged between the lower spring seat and the middle spring seat.
Furthermore, adjusting screws are screwed on the upper spring seat and the lower spring seat, one end of the compression spring is abutted against the middle spring seat, and the other end of the compression spring is abutted against the adjusting screws;
the adjusting screw comprises a screw thread section and a cylindrical section, the diameter of the cylindrical section is smaller than that of the screw thread section, a gasket is arranged on the cylindrical section, the screw thread section of the adjusting screw is connected with a spring seat, and the compression spring is sleeved in the cylindrical section and is abutted to the gasket.
Further, a guide rail assembly is arranged between the clamp and the mounting block;
the guide rail assembly comprises a guide rail and a sliding block, the guide rail is vertically and fixedly arranged on the mounting block, the sliding block is vertically and fixedly arranged on the clamp, and the sliding block and the sliding rail form sliding fit and are suitable for enabling the clamp to move up and down along the mounting seat.
Further, the clamp comprises a base, a cover plate and a heat insulation seat, wherein the front side of the base is fixedly connected with the cover plate, and the rear side of the base is fixedly connected with the heat insulation seat; the heat insulation seat is connected with the mounting block, and the heat block assembly is clamped between the cover plate and the base.
Furthermore, the heat block assembly comprises a hot air gun, a heat pipe and a blowing heat block, one end of the heat pipe is fixedly connected with the blowing heat block, and the other end of the heat pipe is fixedly connected with an air outlet of the hot air gun.
In a second aspect: a hot air welding machine comprises
The device comprises a machine body, wherein an upper leather wheel and a lower leather wheel are arranged on the machine body, and an annular step for avoiding a wrapping band is formed on the lower leather wheel; and
the hot melting mechanism is provided.
In a third aspect:
a working method of a hot air welding machine,
the hot melting mechanism of the hot air welding machine comprises two heat block assemblies, and the air blowing heat block of the heat block assembly on the outer side is positioned between the annular steps of the upper leather wheel and the lower leather wheel; the blowing hot block of the hot block assembly at the inner side is positioned between the upper leather wheel and the lower leather wheel;
arranging a wire drawing cloth with an edge covering belt between an upper leather wheel and a lower leather wheel, wherein the lower end of the edge covering belt is positioned in an annular step of the lower leather wheel, and the lower end of the wire drawing cloth is attached to the lower leather wheel;
the upper leather wheel covers the reinforcing strip at the joint of the edge covering belt and the wiredrawing cloth, and the blowing hot block at the outer side is used for hot melting the edge covering belt and the reinforcing strip so as to weld the reinforcing strip and the edge covering belt;
the inner side blowing hot block is pressed down by the upper belt pulley and is attached to the upper surface of the wiredrawing cloth, and the inner side blowing hot block moves down to fuse the wiredrawing cloth and the reinforcing strip so as to fuse the reinforcing strip and the wiredrawing cloth.
The utility model has the advantages that:
the hot melting mechanism, the hot air welding machine and the working method of the hot melting mechanism are provided, the two hot block assemblies capable of being automatically adjusted in the vertical position can be used for welding the reinforcing strip on the uneven edge covering belt and the wire drawing cloth, so that the reinforcing strip can be welded on the edge covering belt and the wire drawing cloth more firmly, and the quality of a final product is improved.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
Figures 1 and 2 are schematic views of a seat cushion;
FIG. 3 is a schematic view of a heat staking mechanism;
FIG. 4 is a schematic view of a mounting block, spring assembly and clamp;
FIG. 5 is a schematic view of a mounting block, spring assembly and insulating base;
FIG. 6 is a schematic view of a spring assembly;
FIG. 7 is a schematic view of a hot air fusion machine;
FIG. 8 is a schematic view of the hot air fusion splicer in operation;
wherein, 10, wiredrawing cloth, 11, edge wrapping band, 12 and reinforcing strips;
2. a hot block component 21, a hot air gun 22, a heat pipe 23 and a blowing hot block;
3. an upper and lower position self-adjusting mechanism 31, a mounting block 32, a guide rail 33 and a sliding block;
4. a spring assembly 41, an upper spring seat 42, a lower spring seat 43, an upper compression spring 44, a lower compression spring 45, an adjusting screw 46 and a gasket;
5. the fixture comprises a fixture 51, a cover plate 52, a base 53 and a heat insulation seat;
61. an upper pulley 62, a lower pulley 621 and an annular step.
Detailed Description
The invention will now be further described with reference to specific embodiments. The drawings are simplified schematic diagrams only illustrating the basic structure of the present invention in a schematic manner, and thus show only the components related to the present invention.
Example one
As shown in fig. 1 to 6, a thermal melting mechanism includes at least two thermal block assemblies 2 and at least two upper and lower self-adjusting mechanisms 3, wherein the upper and lower self-adjusting mechanisms 3 are fixedly connected to the thermal block assemblies 2, and the upper and lower self-adjusting mechanisms 3 are adapted to automatically drive the thermal block assemblies 2 to adjust the upper and lower positions.
In this embodiment, the number of the thermal block assemblies 2 is two, and correspondingly, the number of the upper and lower self-adjusting mechanisms 3 is also two, and each upper and lower self-adjusting mechanism 3 controls the corresponding thermal block assembly 2 to perform the upper and lower position adjustment.
Specifically, in this embodiment, the upper and lower position self-adjusting mechanism 3 includes a mounting block 31 adapted to be fixedly connected to the machine body; a clamp 5 adapted to clamp the thermal block assembly 2; and a spring assembly 4 disposed between the mounting block 31 and the clamp 5 and adapted to elastically move the clamp 5 up and down along the mounting seat.
Specifically, as shown in fig. 6, the spring assembly 4 includes an upper spring seat 41, a lower spring seat 42, a middle spring seat, an upper compression spring 43, and a lower compression spring 44; the upper spring seat 41 is fixedly arranged at the upper end of the clamp 5, the lower spring seat 42 is fixedly arranged at the lower end of the clamp 5, the upper compression spring 43 is arranged between the upper spring seat 41 and the middle spring seat, and the lower compression spring 44 is arranged between the lower spring seat 42 and the middle spring seat.
Specifically, the upper spring seat 41 and the lower spring seat 42 are both screwed with an adjusting screw 45, one end of the compression spring is abutted against the middle spring seat, and the other end of the compression spring is abutted against the adjusting screw 45;
the adjusting screw 45 comprises a threaded section and a cylindrical section, the diameter of the cylindrical section is smaller than that of the threaded section, a gasket 46 is arranged on the cylindrical section, the threaded section of the adjusting screw 45 is connected with a spring seat, and the compression spring is sleeved in the cylindrical section and abutted against the gasket 46.
In order to make the clamp 5 more stable in the horizontal direction, the spring assemblies 4 are respectively arranged at two ends of the clamp 5;
the clamp 5 is kept elastically moved in the vertical direction by the elastic force of the upper compression spring 43 and the lower compression spring 44.
Specifically, in this embodiment, a guide rail assembly is disposed between the clamp 5 and the mounting block 31; the guide rail assembly comprises a guide rail 32 and a sliding block 33, the guide rail 32 is vertically and fixedly arranged on the mounting block 31, the sliding block 33 is vertically and fixedly arranged on the clamp 5, and the sliding block 33 and the sliding rail form sliding fit and are suitable for enabling the clamp 5 to move up and down along the mounting seat. The rail assembly ensures that the clamp 5 can only move up and down in the vertical direction.
Specifically, in this embodiment, the clamp 5 includes a base 52, a cover plate 51 and a heat insulation seat 53, the front side of the base 52 is fixedly connected with the cover plate 51, and the rear side of the base 52 is fixedly connected with the heat insulation seat 53; the heat insulation seat 53 is connected with the mounting block 31, and the thermal block assembly 2 is clamped between the cover plate 51 and the base 52.
Specifically, in this embodiment, the heat block assembly 2 includes a heat gun 21, a heat pipe 22 and a heat block 23, one end of the heat pipe 22 is fixedly connected to the heat block 23, and the other end of the heat pipe 22 is fixedly connected to an air outlet of the heat gun 21. In this embodiment, the hot block assembly 2 belongs to the prior art, and the specific structure can be referred to my prior patent application, patent application No.: CN201911383224.4, patent name: an air blowing wedge, a heating method and a using method thereof.
In the patent, the prior independently used thermal block assembly 2 is changed into the prior two combined uses, and the up-and-down movement of the thermal block assembly is controlled by matching with the up-and-down positioning self-adjusting mechanism 3; in the upper and lower self-adjusting mechanisms 3, the hot air blowing block 23 can perform elastic movement to adjust the upper and lower positions when being subjected to vertical thrust by means of the elasticity of the upper and lower compression springs, so that the hot air blowing block 23 is stably attached to the wiredrawing cloth 10 or the edge wrapping belt 11.
Example two
As shown in FIG. 7 and FIG. 8, a hot air fusion splicer comprises
A machine body (not shown in the figure), wherein an upper leather wheel 61 and a lower leather wheel 62 are arranged on the machine body, and an annular step 621 used for avoiding the edge wrapping belt 11 is formed on the lower leather wheel 62; and the mounting block 31 of the hot-melting mechanism is fixedly connected with the machine body in the first embodiment.
The hot-blast heat sealing machine of this embodiment relies on two hot pieces 23 of blowing that can do up-and-down elastic motion, makes the heat sealing machine when falling reinforcing bar 12 butt fusion to bordure area 11 and wire drawing cloth 10, and inboard hot piece 23 of blowing can move down at last pulley 61 extrusion, makes hot piece 23 of blowing press on wire drawing cloth 10, and another hot piece 23 of blowing compresses tightly on bordure area 11, and two hot pieces 23 of blowing are high-low cooperation from top to bottom, make the stable butt fusion of reinforcing bar on wire drawing cloth 10 and bordure area 11.
EXAMPLE III
A working method of a hot air welding machine,
the hot melting mechanism of the hot air welding machine comprises two heat block assemblies 2, and the blowing heat block 23 of the heat block assembly 2 at the outer side is positioned between the annular steps 621 of the upper leather roller 61 and the lower leather roller 62; the blowing hot block 23 of the inner hot block assembly 2 is positioned between the upper leather wheel 61 and the lower leather wheel 62;
arranging the wiredrawing cloth 10 with the edge covering belt 11 between the upper leather wheel 61 and the lower leather wheel 62, wherein the lower end of the edge covering belt 11 is positioned in the annular step 621 of the lower leather wheel 62, and the lower end of the wiredrawing cloth 10 is attached to the lower leather wheel 62;
the upper leather wheel 61 covers the reinforcing strip 12 at the joint of the edge-wrapping band 11 and the wiredrawing cloth 10, and the blowing hot block 23 at the outer side thermally melts the edge-wrapping band 11 and the reinforcing strip 12 so as to fuse the reinforcing strip 12 with the edge-wrapping band 11;
the inner blowing hot block 23 is pressed down by the upper pulley 61 and attached to the upper surface of the wiredrawing cloth 10, and the inner blowing hot block 23 moves down to fuse the wiredrawing cloth 10 and the reinforcing strip 12, so that the reinforcing strip 12 is fused with the wiredrawing cloth 10.
According to the working method of the hot air welding machine, the vertical position of the hot air blocks 23 can be adjusted, the reinforcing strips 12 can be welded on the edge covering belts 11 and the wiredrawing cloth 10 at different heights, and the quality of products is improved.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. A hot melting mechanism is characterized by comprising
At least two thermal block assemblies, and
the upper and lower self-adjusting mechanisms are fixedly connected with the thermal block assembly and are suitable for automatically driving the thermal block assembly to adjust the up-down position.
2. The heat stake mechanism as recited in claim 1,
the upper and lower position self-adjusting mechanism comprises
The mounting block is suitable for being fixedly connected with the machine body;
a clamp adapted to clamp the thermal block assembly; and
and the spring assembly is arranged between the mounting block and the clamp and is suitable for enabling the clamp to elastically move up and down along the mounting seat.
3. The fuse mechanism of claim 2, wherein the spring assembly includes an upper spring seat, a lower spring seat, a middle spring seat, an upper compression spring, and a lower compression spring;
the upper spring seat is fixedly arranged at the upper end of the clamp, the lower spring seat is fixedly arranged at the lower end of the clamp, the upper compression spring is arranged between the upper spring seat and the middle spring seat, and the lower compression spring is arranged between the lower spring seat and the middle spring seat.
4. The heat stake mechanism as recited in claim 3,
adjusting screws are screwed on the upper spring seat and the lower spring seat, one end of the compression spring is abutted against the middle spring seat, and the other end of the compression spring is abutted against the adjusting screws;
the adjusting screw comprises a screw thread section and a cylindrical section, the diameter of the cylindrical section is smaller than that of the screw thread section, a gasket is arranged on the cylindrical section, the screw thread section of the adjusting screw is connected with a spring seat, and the compression spring is sleeved in the cylindrical section and is abutted to the gasket.
5. The heat stake mechanism as recited in claim 3,
a guide rail assembly is arranged between the clamp and the mounting block;
the guide rail assembly comprises a guide rail and a sliding block, the guide rail is vertically and fixedly arranged on the mounting block, the sliding block is vertically and fixedly arranged on the clamp, and the sliding block and the sliding rail form sliding fit and are suitable for enabling the clamp to move up and down along the mounting seat.
6. The heat stake mechanism as recited in claim 2,
the fixture comprises a base, a cover plate and a heat insulation seat, wherein the front side of the base is fixedly connected with the cover plate, and the rear side of the base is fixedly connected with the heat insulation seat; the heat insulation seat is connected with the mounting block, and the heat block assembly is clamped between the cover plate and the base.
7. The heat stake mechanism as recited in claim 1,
the hot block assembly comprises a hot air gun, a heat pipe and a blowing hot block, one end of the heat pipe is fixedly connected with the blowing hot block, and the other end of the heat pipe is fixedly connected with an air outlet of the hot air gun.
8. The heat stake mechanism as recited in claim 1,
the number of the thermal block assemblies is two, and the number of the upper and lower position self-adjusting mechanisms is two.
9. A hot air welding machine is characterized by comprising
The device comprises a machine body, wherein an upper leather wheel and a lower leather wheel are arranged on the machine body, and an annular step for avoiding a wrapping band is formed on the lower leather wheel; and
the thermal fuse mechanism of any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021899625.3U CN212242192U (en) | 2020-09-02 | 2020-09-02 | Hot melting mechanism and hot air welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021899625.3U CN212242192U (en) | 2020-09-02 | 2020-09-02 | Hot melting mechanism and hot air welding machine |
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| Publication Number | Publication Date |
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| CN212242192U true CN212242192U (en) | 2020-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021899625.3U Active CN212242192U (en) | 2020-09-02 | 2020-09-02 | Hot melting mechanism and hot air welding machine |
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| CN (1) | CN212242192U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114147975A (en) * | 2021-12-13 | 2022-03-08 | 连炜炜 | Movable width-combining hot-pressing equipment for wire-drawing cloth inflatable paddle board |
-
2020
- 2020-09-02 CN CN202021899625.3U patent/CN212242192U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114147975A (en) * | 2021-12-13 | 2022-03-08 | 连炜炜 | Movable width-combining hot-pressing equipment for wire-drawing cloth inflatable paddle board |
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