A fixing method for a secondary card tongue folding machine

Abstract

The application discloses a fixing method for a secondary layer card tongue folding machine, which specifically comprises the following steps: S1, installing a track type fixing device and a vacuum chuck type fixing device on the secondary layer card tongue folding machine respectively; S2, fixing the secondary layer card tongue folding machine by selecting different fixing devices according to laying the card tongue in different areas of an insulation box; S3, when laying the card tongue in the top area of the secondary layer insulation box, fixing the secondary layer card tongue folding machine by using the track type fixing device and laying the card tongue; and S4, when not laying the card tongue in the area of the secondary layer insulation box, fixing the secondary layer card tongue folding machine by using the vacuum chuck type fixing device and laying the secondary layer card tongue. By simultaneously using the track type fixing device and the vacuum chuck type fixing device, the fixing method uses different fixing devices for different areas of the insulation box, is suitable for the installation of the card tongue under different working conditions, and shortens the installation period of the card tongue.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of shipbuilding, and particularly relates to a fixing method for a secondary layer tongue folding machine. BACKGROUND

[0002] Because the tooling plate of a conventional tongue folding machine is too heavy, with a single tooling plate weighing 15 Kg, it is very difficult for a user to install the equipment on a track, and one person needs to lift the equipment to stabilize it before installing the screw hole. It is also very difficult to move in the slide rail, and a safety rope needs to be installed to prevent the equipment from falling quickly. The existing suction cup type fixed tongue machine also needs to be installed with a bracket when performing top layer construction. If the suction cup aging adsorption problem occurs, a safety accident is likely to occur, and the tongue installation cannot adapt to different working conditions. SUMMARY

[0003] The purpose of the present application is to overcome the shortcomings of the prior art, and to provide a fixing method for a secondary layer tongue folding machine. The present application uses a track type fixing device and a vacuum suction cup type fixing device at the same time, uses different fixing devices for different areas of the insulation box, and adapts to the installation of the tongue under different working conditions, thereby shortening the installation period of the tongue.

[0004] In order to achieve the above-mentioned purpose of the application, the technical solution provided by the present application patent is as follows:

[0005] A fixing method for a secondary layer tongue folding machine, which specifically comprises the following steps:

[0006] S1, installing a track type fixing device and a vacuum suction cup type fixing device on the secondary layer tongue folding machine, and symmetrically installing the track type fixing device and the vacuum suction cup type fixing device on both sides of the secondary layer tongue folding machine;

[0007] S2, when the secondary layer tongue folding machine is installed, different fixing devices are selected to fix the secondary layer tongue folding machine according to the laying of the tongue in different areas of the insulation box;

[0008] S3, when the tongue is laid in the top layer area of the secondary layer insulation box, the track type fixing device is used to fix the secondary layer tongue folding machine, and the secondary layer tongue folding machine is used to lay the tongue;

[0009] S4, when the tongue is not laid in the secondary layer insulation box area, the vacuum suction cup type fixing device is used to fix the secondary layer tongue folding machine, and the secondary layer tongue folding machine is used to lay the secondary layer tongue; and all the secondary layer tongues on the secondary layer insulation box are laid.

[0010] Further, the track type fixing device comprises a main fixing plate and a walking module, one side end face of the main fixing plate is used for fixing the secondary layer tongue folding machine, the other side end face of the main fixing plate is provided with the walking module, the walking module comprises a vertical walking area and an inclined walking area, the vertical walking area and the inclined walking area are arranged in inclined intersection, bolt holes are arranged at two ends of the vertical walking area, bolt holes are arranged at two ends of the inclined walking area, the vertical walking area and the inclined walking area are connected with the track respectively, and the main fixing plate slides on the track through the walking module; the vertical walking area is a long cuboid groove in the whole, clamping grooves are arranged on the two sides of the vertical walking area, the vertical walking area is connected with the track through the clamping grooves, three square lightening areas are uniformly arranged at the bottom of the vertical walking area, and the square lightening areas are arranged in a hollow mode; the bolt holes at the two ends of the vertical walking area are arranged at the middle portions of the two ends of the vertical walking area.

[0011] Further, the main fixing plate is a long cuboid in the whole, a plurality of lightening areas are arranged on the end face of the main fixing plate; a plurality of square lightening areas are further arranged on the upper portion of the left side of the vertical walking area, and the groove depth of the vertical walking area is 6 mm.

[0012] Further, the inclined walking area is arranged in inclined intersection with the right side of the vertical walking area, the inclined walking area is a long cuboid groove in the whole, the groove depth and width of the inclined walking area are same as those of the vertical walking area; bolt holes are arranged at the middle portions of the upper and lower ends of the inclined walking area, a long strip lightening area is arranged at the lower end of the inclined walking area, the long strip lightening area is arranged in a hollow mode, a square lightening area is arranged on the body of the left side of the lower end of the inclined walking area, and a circular lightening area is arranged on the body of the right side of the lower end of the inclined walking area.

[0013] Further, the track is in a long strip shape, a plurality of waist round holes are arranged on the track, and bolt holes moving along the waist round holes are arranged in the waist round holes; after the tongue folding machine is fixed on the main fixing plate, the bolt holes at the two ends of the vertical walking area of the main fixing plate are fixedly connected with the bolt holes in the waist round holes on the track.

[0014] Further, the track type fixing device is specifically used as follows: when the secondary layer insulation box area is subjected to tongue laying on the top layer of the insulation box, the track is first installed on the insulation box subjected to the tongue laying, then the main fixing plate connected with the secondary layer tongue folding machine is installed on the waist round hole of the track, the vertical walking area or the inclined walking area of the main fixing plate is selected to be connected with the track according to different areas subjected to the tongue laying, the main fixing plate is fixedly connected with different waist round holes on the track, the laying of all the tongues around the track is completed, and the vacuum chuck type fixing device does not work at this time.

[0015] Further, the vacuum chuck type fixing device comprises a connecting structure, a fixing structure, a main body and an adsorption structure, one side of the main body is provided with the connecting structure, the side of the main body adjacent to the connecting structure is provided with the fixing structure, the end face of the main body is provided with the adsorption structure, the end face of the main body is provided with two vacuum adsorption cavities, the adsorption structure is installed on the vacuum adsorption cavity, the adsorption mechanism comprises a vacuum control valve and a cover plate, the cover plate covers the end face of the main body, the cover plate seals one end of the vacuum adsorption cavity of the end face of the main body, the vacuum control valve is arranged on the cover plate, the connecting structure is connected and fixed with the secondary layer tongue folding machine, and the fixing structure is connected with the tongue groove when the secondary layer tongue folding machine is used; the connecting structure comprises a connecting plate and a connecting screw, the connecting plate is in the shape of a cuboid as a whole, screw holes are uniformly arranged on the connecting plate, the connecting screw is arranged between the screw holes, the connecting screw and the screw holes are distributed alternately, the connecting plate is connected and fixed with one side of the main body by installing the screw in the screw hole, and the connecting screw is connected and fixed with one side of the secondary layer tongue folding machine; the end face of the main body on one side of the connecting plate is provided with a positioning column.

[0016] Further, the fixing structure comprises a clamping plate and a connecting piece, the connecting piece is connected with the side of the main body through a pin shaft, the clamping plate is installed on the connecting piece, and the clamping plate is connected and fixed with the connecting piece through a bolt; the clamping plate is in the shape of L as a whole, the inner side of the clamping plate faces the side of the main body when the clamping plate is connected with the connecting piece; the vacuum control valve is a three-position four-way manual valve, the vacuum control valve is provided with a vacuum connection port, the vacuum connection port is connected with a vacuum pump through a hose, and the vacuum connection port is communicated with the vacuum adsorption cavity on the main body.

[0017] Further, the vacuum chuck type fixing device is used as follows: when the secondary layer tongue laying is not performed on the top layer of the secondary layer insulation box, the vacuum connection port arranged on the vacuum control valve of the vacuum chuck type fixing device which has been connected and fixed with the secondary layer tongue folding machine is connected with the vacuum pump through a hose, the secondary layer tongue folding machine is moved to the area where the tongue needs to be laid, the clamping plate is clamped in the clamping groove of the area where the secondary layer tongue needs to be laid, and the vacuum adsorption cavity in the vacuum chuck type fixing device faces the insulation box at the same time, the vacuum pump is started, the vacuum adsorption cavity is adsorbed on the surface of the insulation box, the secondary layer tongue folding machine is used to lay the tongue when the adsorption is stable, the vacuum pump is turned off when the tongue laying around the vacuum chuck type fixing device is completed, the secondary layer tongue folding machine is moved to other areas, and the above steps are repeated to complete the laying of the tongue in all areas; when the vacuum chuck type fixing device works, the track type fixing device is not started, and the main fixing plate and the walking module in the track type device are connected with the secondary layer tongue folding machine.

[0018] Based on the above technical scheme, the application patent of a fixing method for a secondary layer tongue folding machine has the following technical advantages after practical application:

[0019] 1. The application is a fixing method for the sub-layer tongue folding machine, which uses the track fixing device and the vacuum chuck fixing device at the same time, uses different fixing devices for different areas of the insulation box, and adapts to the tongue installation under different working conditions, thereby shortening the installation period of the tongue. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is the structure diagram of the track fixing device in the fixing method for the sub-layer tongue folding machine.

[0021] Figure 2 is the side view of the track fixing device in the fixing method for the sub-layer tongue folding machine.

[0022] Figure 3 is the use state diagram of the vertical walking area of the track fixing device in the fixing method for the sub-layer tongue folding machine.

[0023] Figure 4 is the use state diagram of the inclined surface walking area of the track fixing device in the fixing method for the sub-layer tongue folding machine.

[0024] Figure 5 is the perspective view of the vacuum chuck fixing device in the fixing method for the sub-layer tongue folding machine.

[0025] Figure 6 is the top view of the vacuum chuck fixing device in the fixing method for the sub-layer tongue folding machine.

[0026] Figure 7 is the side view of the vacuum chuck fixing device in the fixing method for the sub-layer tongue folding machine.

[0027] Figure 8 is the top view of the vacuum chuck fixing cavity in the fixing method for the sub-layer tongue folding machine.

[0028] Figure 9 is the installation state diagram of the track fixing device and the vacuum chuck fixing device in the fixing method for the sub-layer tongue folding machine. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical scheme and advantages of the present application more clear and obvious, the present application will be described below through specific examples shown in the drawings. However, it should be understood that these descriptions are only exemplary and do not limit the scope of the present application. In addition, in the following description, the description of known structures and technologies is omitted to avoid unnecessary confusion of the concept of the present application.

[0030] As Figures 1-9 The application belongs to a fixing method for a sub-layer card tongue folding machine, which specifically comprises the following steps:

[0031] S1, respectively install the track fixing device 201 and the vacuum chuck fixing device 101 on the sub-layer card tongue folding machine 301, and symmetrically install the track fixing device 201 and the vacuum chuck fixing device 101 on both sides of the sub-layer card tongue folding machine 301;

[0032] S2, when the sub-layer card tongue folding machine 301 is installed, different fixing devices are selected to fix the sub-layer card tongue folding machine 301 according to the laying of the card tongue in different areas of the insulation box;

[0033] S3, when the card tongue is laid in the top area of the sub-layer insulation box, the track fixing device 201 is used to fix the sub-layer card tongue folding machine 301, and the card tongue is laid through the sub-layer card tongue folding machine 301;

[0034] S4, when the card tongue is not laid in the sub-layer insulation box area, the vacuum chuck fixing device 101 is used to fix the sub-layer card tongue folding machine 301, and the sub-layer card tongue is laid through the sub-layer card tongue folding machine 301; complete the laying of all sub-layer card tongues on the sub-layer insulation box.

[0035] As Figures 1-4 The track fixing device 201 comprises a main fixing plate 1 and a walking module, one side end face of the main fixing plate 1 is used to fix the sub-layer card tongue folding machine, the other side end face of the main fixing plate 1 is provided with a walking module, the walking module comprises a vertical walking area 2 and an inclined walking area 3, the vertical walking area 2 and the inclined walking area 3 are arranged at an angle, both ends of the vertical walking area 2 are provided with bolt holes 21, both ends of the inclined walking area 3 are provided with bolt holes 21, the vertical walking area 2 and the inclined walking area 3 are connected with a track 5 respectively, and the main fixing plate 1 slides on the track 5 through the walking module; the vertical walking area 2 is a long rectangular groove in the whole, both sides of the vertical walking area 2 are provided with clamping grooves, the vertical walking area 2 is connected with the track 5 through the clamping grooves, three square weight-reducing areas 4 are uniformly arranged at the bottom of the vertical walking area 2, and the square weight-reducing areas are hollowly arranged; the bolt holes 21 at both ends of the vertical walking area 2 are arranged at the middle of both ends of the vertical walking area 2.

[0036] The vertical walking area 2 and the inclined walking area 3 are arranged to adapt to the use of the card tongue folding machine under different working conditions, and the working efficiency is improved.

[0037] The main fixing plate 1 is a long rectangular body as a whole, a plurality of weight-reducing areas are arranged on the end face of the main fixing plate 1; a plurality of square weight-reducing areas 4 are further arranged on the left upper part of the vertical walking area 2, and the groove depth of the vertical walking area 2 is 6 mm.

[0038] By setting multiple lightening areas 4 on the main fixing plate 1, the weight of the main fixing plate 1 is reduced, the main fixing plate 1 is convenient to carry and move, the difficulty of installation and use of the main fixing plate 1 is reduced, and adjustment is facilitated.

[0039] The inclined walking area 3 is inclinedly intersected with the right side of the vertical walking area 2, the inclined walking area 3 is a cuboid-shaped groove as a whole, the groove depth and width of the inclined walking area 3 are the same as the groove depth and width of the vertical walking area 2, bolt holes 21 are respectively arranged in the middle of the upper and lower ends of the inclined walking area 3, a long-strip lightening area 31 is arranged at the lower end of the inclined walking area 3, and the long-strip lightening area 31 is hollowly arranged; a square lightening area is arranged on the left body of the lower end of the inclined walking area 3, and a circular lightening area 41 is arranged on the right body of the lower end of the inclined walking area 3.

[0040] The track 5 is in a long-strip shape, multiple waist round holes are arranged on the track 5, and bolt holes 21 moving along the waist round holes are arranged in the waist round holes; after the tongue folding machine is fixed on the main fixing plate 1, the bolt holes 21 at the two ends of the vertical walking area 2 of the main fixing plate 1 are fixedly connected with the bolt holes 21 in the waist round holes on the track 5, the main fixing plate 1 moves on the track 5 and drives the tongue folding machine to work; the vertical walking area 2 and the inclined walking area 3 are connected with the track 5 according to different working conditions.

[0041] The track type fixing device 201 is specifically used as follows: when the tongue is laid on the insulating box top layer in the secondary layer insulating box area, the track 5 is first installed on the insulating box on which the tongue is laid, then the main fixing plate connected with the secondary tongue folding machine 301 is installed on the waist round hole of the track 5, the vertical walking area 2 or the inclined walking area 3 of the main fixing plate is selected to be connected with the track 5 according to different areas of the laid tongue, the main fixing plate 1 is connected and fixed with different waist round holes on the track 5, the laying of all the tongues around the track is completed, and the vacuum chuck type fixing device 101 does not work at this time.

[0042] As Figures 5-8As shown, the vacuum chuck fixing device 101 comprises a connecting structure 7, a fixing structure 8, a main body 6 and an adsorption structure, one side of the main body 6 is provided with the connecting structure 7, the side of the main body 6 adjacent to the connecting structure 7 is provided with the fixing structure 8, the end face of the main body 6 is provided with the adsorption structure, the end face of the main body 6 is provided with two vacuum adsorption cavities 61, the adsorption structure is installed on the vacuum adsorption cavity 61, the adsorption mechanism comprises a vacuum control valve 9 and a cover plate 62, the cover plate 62 covers the end face of the main body 6, the cover plate 62 seals one end of the vacuum adsorption cavity 61 of the end face of the main body 6, the vacuum control valve 9 is arranged on the cover plate 62, the connecting structure 7 is connected and fixed with the secondary layer tongue folding machine 301, the fixing structure 8 is connected with the tongue groove when the secondary layer tongue folding machine 301 is used; the connecting structure 7 comprises a connecting plate 71 and a connecting screw 72, the connecting plate 71 is a cuboid as a whole, the connecting plate 71 is uniformly provided with screw holes 73, the connecting screw 72 is arranged between the screw holes 73, the connecting screw 72 and the screw hole 73 are distributed alternately, the connecting plate 71 is connected and fixed with one side of the main body 6 by installing the screw in the screw hole 73, the connecting screw 72 is connected and fixed with one side of the secondary layer tongue folding machine 301; the end face of the main body 6 on one side of the connecting plate 71 is provided with a positioning column 10.

[0043] The secondary layer tongue folding machine 301 is assisted and controlled by the vacuum chuck, so that the fixing device can be quickly adsorbed on the insulating box, the use of the secondary layer tongue folding machine 301 is facilitated, and the production rhythm is improved.

[0044] The fixing structure 8 comprises a clamping plate 82 and a connecting piece 81, the connecting piece 81 is connected with the side surface of the main body 6 through a pin shaft, the clamping plate 82 is installed on the connecting piece 81, and the clamping plate 82 is connected and fixed with the connecting piece 81 through bolts; the clamping plate 82 is L-shaped as a whole, the clamping plate 82 is installed on the inner side of the main body 6 when the clamping plate 82 is connected with the connecting piece 81; the vacuum control valve 9 is a three-position four-way manual valve, the vacuum control valve 9 is provided with a vacuum connection port, the vacuum connection port is connected with a vacuum pump through a hose, and the vacuum connection port is in communication with the vacuum adsorption cavity 61 on the main body 6.

[0045] The vacuum chuck type fixing device 101 is used specifically as follows: when the sub-layer insulation box area is not on the top layer of the sub-layer insulation box during the tongue laying, the vacuum connection port provided on the vacuum control valve 9 of the vacuum chuck type fixing device 101 connected and fixed with the sub-layer tongue folding machine 301 is connected with the vacuum pump through a hose, the sub-layer tongue folding machine 301 is moved to the area where the tongue needs to be laid, the clamping plate 82 is clamped in the clamping groove of the area where the sub-layer tongue laying needs to be performed, at the same time, the vacuum suction cavity 61 in the vacuum chuck type fixing device 101 is directed to the insulation box, the vacuum pump is started, the vacuum suction cavity 61 is adsorbed on the surface of the insulation box, when the adsorption is stable, the tongue laying is performed by using the sub-layer tongue folding machine 301; when the tongue laying around the vacuum chuck type fixing device 101 is completed, the vacuum pump is closed, the sub-layer tongue folding machine 301 is moved to other areas, the above steps are repeated, and the laying of the tongue in all areas is completed; when the vacuum chuck type fixing device 101 works, the track type fixing device 201 is not started, and the main fixing plate and the walking module in the track type device are connected with the sub-layer tongue folding machine 301.

[0046] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that; the specific embodiments of the application can be modified or some technical features can be replaced by equivalent ones; without departing from the spirit of the technical solutions of the present application, they should be covered in the technical solution range of the present application claimed.

Claims

1. A method for using and fixing a secondary layer tongue folding machine, characterized in that: The method specifically comprises the following steps: S1, install the track-type fixing device and the vacuum suction cup-type fixing device on the secondary layer tongue folding machine respectively, and the track-type fixing device and the vacuum suction cup-type fixing device are symmetrically installed on both sides of the secondary layer tongue folding machine; S2, when the secondary layer tongue folding machine is installing the tongue, different fixing devices are selected to fix the secondary layer tongue folding machine according to the tongues laid in different areas of the insulation box; S3, when laying the tongue in the top area of ​​the secondary insulation box, fix the secondary tongue folding machine using a track-type fixing device, and lay the tongue through the secondary tongue folding machine; S4, when the tongues are not laid in the top area of ​​the secondary insulation box, a vacuum suction cup fixing device is used to fix the secondary tongue folding machine, and the secondary tongues are laid through the secondary tongue folding machine; the laying of all secondary tongues on the secondary insulation box is completed.

2. A method for using and fixing a secondary layer tongue folding machine according to claim 1, characterized in that: The track-type fixing device includes a main fixing plate and a walking module. One end face of the main fixing plate is used to fix the sub-layer tongue folding machine, and the other end face of the main fixing plate is provided with a walking module. The walking module includes a vertical walking area and an inclined walking area. The vertical walking area and the inclined walking area are arranged to intersect at an angle. Bolt holes are provided at both ends of the vertical walking area, and bolt holes are provided at both ends of the inclined walking area. The vertical walking area and the inclined walking area are respectively connected to the track, and the main fixing plate slides on the track through the walking module; the vertical walking area is a rectangular groove as a whole, and card slots are provided on both sides of the vertical walking area. The vertical walking area is connected to the track through the card slots. Three square weight-reducing areas are evenly arranged at the bottom of the vertical walking area, and the square weight-reducing areas are hollowed out; the bolt holes at both ends of the vertical walking area are arranged in the middle of both ends of the vertical walking area.

3. A method for using and fixing a secondary layer tongue folding machine according to claim 2, characterized in that: The main fixed plate is in the shape of a rectangular parallelepiped as a whole, and a plurality of weight-reducing areas are provided on the end face of the main fixed plate; a plurality of square weight-reducing areas are also provided on the upper left side of the vertical walking area, and the groove depth of the vertical walking area is 6 mm.

4. A method for using and fixing a secondary layer tongue folding machine according to claim 3, characterized in that: The inclined walking area is obliquely intersected with the right side of the vertical walking area. The inclined walking area is a rectangular groove as a whole. The depth and width of the groove of the inclined walking area are the same as the depth and width of the groove of the vertical walking area. Bolt holes are respectively provided in the middle of the upper and lower ends of the inclined walking area, and a long strip weight-reducing area is provided at the lower end of the inclined walking area, and the long strip weight-reducing area is hollowed out.

5. The method for using and fixing a secondary layer tongue folding machine according to claim 2, characterized in that: The track is in the shape of an elongated strip and is provided with a plurality of waist-shaped holes, wherein bolt holes are provided in the waist-shaped holes and move along the waist-shaped holes.

6. A method for using and fixing a secondary layer tongue folding machine according to claim 5, characterized in that: The track-type fixing device is used specifically as follows: when the tongues in the secondary insulation box area are laid on the top layer of the insulation box, the track is first installed on the insulation box where the tongues are laid, and then the main fixing plate connected to the secondary tongue folding machine is installed on the waist-round hole of the track. According to the different areas where the tongues are laid, the vertical walking area or the inclined walking area is selected to be connected to the track, and the main fixing plate is connected and fixed to the different waist-round holes on the track to complete the laying of all the tongues around the track; at this time, the vacuum suction cup fixing device does not work.

7. The method for using and fixing a secondary layer tongue folding machine according to claim 1, characterized in that: The vacuum suction cup fixing device includes a connecting structure, a fixing structure, a main body and an adsorption structure, wherein a connecting structure is provided on one side of the main body, and a fixing structure is provided on one side of the main body adjacent to the connecting structure, an adsorption structure is provided on the end face of the main body, and two vacuum adsorption cavities are provided on the end face of the main body, and the adsorption structure is installed on the vacuum adsorption cavity, and the adsorption structure includes a vacuum control valve and a cover plate, and the cover plate covers the end face of the main body, and the cover plate closes one end of the vacuum adsorption cavity on the end face of the main body, and the vacuum control valve is provided on the cover plate, and the connecting structure is connected and fixed to the sub-layer tongue folding machine. When the sub-layer tongue folding machine is in use; the connecting structure includes a connecting plate and a connecting screw, and the connecting plate is rectangular as a whole, and screw holes are evenly arranged on the connecting plate, and connecting screws are provided between the screw holes, and the connecting screws and screw holes are distributed alternately, and the connecting plate is connected and fixed to one side of the main body by installing screws in the screw holes, and the connecting screws are connected and fixed to one side of the sub-layer tongue folding machine; a positioning column is provided on the end face of the main body on one side of the connecting plate.

8. A method for using and fixing a secondary layer tongue folding machine according to claim 7, characterized in that: The fixing structure includes a card plate and a connecting piece, the connecting piece is connected to the side of the main body by a pin shaft, the card plate is installed on the connecting piece, and the card plate and the connecting piece are fixed by bolts; the card plate is L-shaped as a whole, and when the card plate is connected to the connecting piece, the inner side of the card plate is installed toward the side of the main body; the vacuum control valve is a three-position four-way manual valve, and a vacuum connection port is provided on the vacuum control valve, the vacuum connection port is connected to the vacuum pump by a hose, and the vacuum connection port is connected to the vacuum adsorption cavity on the main body.

9. A method for using and fixing a secondary layer tongue folding machine according to claim 8, characterized in that: The vacuum suction cup type fixture is used specifically as follows: when the tongues are being laid in the area of ​​the secondary insulation box and are not on the top layer of the secondary insulation box, the vacuum connection port provided on the vacuum control valve of the vacuum suction cup type fixture that is connected and fixed to the secondary tongue folding machine is connected to the vacuum pump through a hose, and after the secondary tongue folding machine is moved to the area where the tongues need to be laid, the card board is clamped in the card slot of the area where the secondary tongues need to be laid, and at the same time, the vacuum adsorption cavity in the vacuum suction cup type fixture is directed towards the insulation box, the vacuum pump is started, and the vacuum adsorption cavity is adsorbed on the surface of the insulation box, and when the adsorption is stable, the secondary tongue folding machine is used to lay the tongues; when the tongues around the vacuum suction cup type fixture are laid, the vacuum pump is turned off, the secondary tongue folding machine is moved to other areas, and the above steps are repeated to complete the laying of tongues in all areas; when the vacuum suction cup type fixture is working, the track type fixture is not started.

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