CN210792387U

CN210792387U - Vacuum hot press

Info

Publication number: CN210792387U
Application number: CN201921640926.1U
Authority: CN
Inventors: 闫刚; 闫学成
Original assignee: Qingdao Huabo Machinery Technology Co ltd
Current assignee: Qingdao Huabo Machinery Technology Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-06-19
Anticipated expiration: 2029-09-29

Abstract

The utility model discloses a vacuum hot press, which comprises a frame, be equipped with the vacuum chamber in the frame, install the hot pressing mould in the vacuum chamber, lower hot pressing mould, the rear side and the front side in vacuum chamber are equipped with the work piece entry respectively, the work piece export, first hatch door is installed to the work piece entrance, the second hatch door is installed in the work piece exit, first hatch door, the lower extreme of second hatch door all articulates on the vacuum chamber, be equipped with in the frame and order about first hatch door drive arrangement of putting in the frame that makes after overturning forward of first hatch door, be equipped with in the frame and order about the second hatch door and make it put second hatch door drive arrangement in the frame after overturning forward, a plurality of commentaries on classics rollers are installed to the interval about one side that first hatch door is close to the work piece entry, a plurality of commentaries on classics rollers are. The utility model provides a hatch door can automatic start and stop, and the hatch door after opening can overturn and keep flat the back and do the usefulness of input roll table or rollgang simultaneously, and the placing of work piece and taking out are all more convenient.

Description

Vacuum hot press

Technical Field

The utility model relates to a vacuum hot press.

Background

The vacuum hot press is a mechanical device which tightly combines a plurality of layers of materials together in a vacuum state by heating and pressurizing the materials.

The existing vacuum hot press comprises a vacuum chamber, an upper hot pressing die and a lower hot pressing die are installed in the vacuum chamber, the lower hot pressing die is fixed in the vacuum chamber, the upper hot pressing die can be driven by a power device to lift, materials placed on the lower hot pressing die can be pressurized after the upper hot pressing die falls down, at least one of the upper hot pressing die and the lower hot pressing die has a heating function, the materials can be heated while being pressurized, the upper hot pressing die, the lower hot pressing die and a plurality of layers of materials are sealed in one space in the vacuum chamber, air between material layers can be removed through vacuumizing, the working environment of hot pressing is enabled to be clean, bonding between the material layers is enabled to be tighter, and the problem of bubbles or dust inclusion is avoided.

In the existing vacuum hot press, the cabin door is arranged on the vacuum cabin in a mode that the left side or the right side of the cabin door is hinged with the vacuum cabin, and the cabin door is opened laterally.

In order to obtain a better sealing effect, the outlet and the inlet of the vacuum chamber are smaller, the side opening of the chamber door occupies more space, the workpiece is lifted when placed, then the workpiece is placed on the lower hot pressing die through the workpiece inlet, the workpiece needs to be lifted from the lower hot pressing die after the processing is finished, and then the workpiece is taken out from the workpiece outlet, so that the workpiece is very inconvenient to take and place.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem provide a make things convenient for work piece to get vacuum hot press of putting.

In order to achieve the above object, the utility model discloses a frame is equipped with the vacuum chamber in the frame, installs hot pressing die, lower hot pressing die in the vacuum chamber, and the rear side and the front side in vacuum chamber are equipped with work piece entry, work piece export respectively, and first hatch door is installed to the work piece entrance, and the second hatch door is installed to the work piece exit, and its structural feature is the lower extreme of first hatch door, second hatch door all articulates on the vacuum chamber, is equipped with in the frame and can orders about first hatch door and make after the upset backward and put first hatch door drive arrangement in the frame, is equipped with in the frame and orders about the second hatch door and makes after the upset forward and put second hatch door drive arrangement in the frame, and a plurality of runners are installed to the interval about one side that first hatch door is close to work piece entry, and a plurality of runners are installed to the interval about the position that. After the structure is adopted, the first cabin door and the second cabin door are opened and closed, the first cabin door and the second cabin door are flatly placed on the rack when opened, the flatly placed first cabin door and the rotating roller form a workpiece input roller way, the flatly placed second cabin door and the rotating roller form a workpiece output roller way, the workpieces can be placed on the workpiece input roller way to be pushed forwards when input, and the workpieces can be dragged onto the workpiece output roller way from the lower hot pressing die and pulled outwards when output. The above improvements have the benefits that: the workpiece does not need to be lifted when passing in and out, so that the labor is saved, the workpiece can be prevented from being deformed to the maximum extent, in addition, the opening and closing of the first cabin door and the second cabin door are respectively driven by the first cabin door driving device and the second cabin door driving device, the manual operation is not needed, and the use is more convenient.

And a concave cavity is arranged on one side close to the workpiece inlet of the first cabin door, and a rotating roller on the first cabin door is arranged in the concave cavity. The periphery of the concave cavity forms a sealing surface which is contacted with the workpiece inlet, so that the sealing of the first cabin door after being closed is facilitated; the space for installing the rotary roller is formed in the concave cavity, so that the rotary roller is convenient to install, and the structure of the first cabin door can be compact.

And a sealing strip is arranged at the inlet of the workpiece. The sealing strip is installed, so that the sealing effect between the first cabin door and the workpiece inlet is better.

And a concave cavity is formed in one side of the second cabin door close to the workpiece outlet, and a rotating roller on the second cabin door is arranged in the concave cavity. The periphery of the concave cavity forms a sealing surface which is contacted with the workpiece outlet, so that the sealing of the closed second cabin door is facilitated; the space for installing the rotary roller is formed in the concave cavity, so that the rotary roller is convenient to install, and the structure of the second cabin door can be compact.

And a sealing strip is arranged at the outlet of the workpiece. The sealing strip is installed, so that the sealing effect between the second cabin door and the workpiece outlet is better.

The first cabin door driving device comprises an oil cylinder or an air cylinder, and two ends of the oil cylinder or the air cylinder are respectively hinged to the rack and the first cabin door. When the oil cylinder or the air cylinder extends, the first cabin door can be closed and is close to the vacuum cabin, and the sealing effect is better.

The second cabin door driving device comprises an oil cylinder or an air cylinder, and two ends of the oil cylinder or the air cylinder are respectively hinged to the rack and the second cabin door. When the oil cylinder or the air cylinder extends, the second cabin door can be closed and is close to the vacuum cabin, and the sealing effect is better.

The frame includes fore-stock, middle carriage, the after-poppet that links to each other in proper order from the past backward, the vacuum chamber is including installing mounting platform on the middle carriage and the sealed cowling of spiral-lock on mounting platform, work piece entry and work piece export are all established on sealed cowling, the hot pressing mould is fixed on mounting platform down, can press respectively on after-poppet, fore-stock when first hatch door, second hatch door are kept flat. The sealed cowling forms the vacuum chamber jointly with mounting platform, is convenient for make the installation and can gain fine sealed effect, and after-poppet, fore-stock have the bearing effect to first hatch door, second hatch door respectively, make it more stable, the business turn over of work piece is more steady.

The sealing cover is provided with an air inlet and an air outlet, the air inlet and the air outlet are respectively provided with an air inlet pipe and an exhaust pipe, the exhaust pipe is connected with a vacuumizing device, and the air inlet pipe is provided with a control valve. The vacuumizing device can vacuumize the vacuum chamber through the exhaust pipe, and the control valve can be opened after hot pressing is finished, so that the vacuum chamber is communicated with the outside through the air inlet pipe, and the first chamber door and the second chamber door are easy to open.

To sum up, the utility model provides a hatch door can automatic start and stop, and the hatch door after opening can overturn and keep flat the back and do the usefulness of input roll table or rollgang simultaneously, and the placing and taking out of work piece are all more convenient.

Drawings

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of another operating state of the embodiment shown in fig. 1.

Detailed Description

Referring to fig. 1 and 2, in an embodiment of the present invention, the vacuum hot press includes a frame 1, a vacuum chamber 2 is disposed on the frame 1, and an upper hot press die 3 and a lower hot press die 4 are installed in the vacuum chamber 2. At least one of the upper hot press mold 3 and the lower hot press mold 4 has a heating function, or is provided with a heating device capable of heating the upper hot press mold 3 or the lower hot press mold 4. The rear side and the front side of the vacuum chamber 2 are respectively provided with a workpiece inlet 5 and a workpiece outlet 6, the workpiece inlet 5 is provided with a first chamber door 7, and the workpiece outlet 6 is provided with a second chamber door 8. A seal strip 13 is mounted at the workpiece inlet 5. The sealing strip 13 is installed to provide a better seal between the first door 7 and the workpiece inlet 5. A sealing strip 13 is arranged at the workpiece outlet 6. The sealing strip 13 is installed to provide a better seal between the second door 8 and the workpiece outlet 6. The lower ends of the first cabin door 7 and the second cabin door 8 are both hinged on the vacuum cabin 2, a first cabin door driving device 9 capable of driving the first cabin door 7 to turn backwards and then place the first cabin door on the rack 1 is arranged on the rack 1, and a second cabin door driving device 10 capable of driving the second cabin door 8 to turn forwards and then place the second cabin door on the rack 1 is arranged on the rack 1. A plurality of rotating rollers 11 are arranged on one side of the first cabin door 7 close to the workpiece inlet 5 at intervals up and down, and a plurality of rotating rollers 11 are arranged on the part of the second cabin door 8 close to the workpiece outlet 6 at intervals up and down.

The working mode of the vacuum hot press is as follows: the first cabin door 7 and the second cabin door 8 are both opened and closed, wherein fig. 1 is a closed state, fig. 2 is an opened state, the first cabin door 7 and the rotating roller 11 after being horizontally placed are horizontally placed on the rack 1 during opening, a workpiece input roller way is formed by the first cabin door 7 and the rotating roller 11 after being horizontally placed, a workpiece output roller way is formed by the second cabin door 8 and the rotating roller 11 after being horizontally placed, the workpieces can be placed on the workpiece input roller way to be pushed forwards during inputting, and the workpieces can be dragged to the workpiece output roller way from the lower hot pressing die 4 during outputting and can be pulled out outwards. The above improvements have the benefits that: the workpiece does not need to be lifted when passing in and out, so that the labor is saved, the workpiece can be prevented from being deformed to the maximum extent, in addition, the opening and the closing of the first cabin door 7 and the second cabin door 8 are respectively driven by the first cabin door driving device 9 and the second cabin door driving device 10, the manual operation is not needed, and the use is more convenient.

As shown in fig. 1, a cavity 12 is provided near the side of the first door 7 near the workpiece entrance 5, and a roller 11 of the first door 7 is mounted in the cavity 12. The periphery of the concave cavity 12 forms a sealing surface which is contacted with the workpiece inlet 5, so that the sealing of the closed first cabin door 7 is facilitated; the cavity 12 forms a space for mounting the roller 11 therein, facilitates the mounting of the roller 11 and enables the first door 7 to be compact in structure. The side of the second door 8 adjacent the workpiece outlet 6 is provided with a cavity 12, and a roller 11 on the second door 8 is mounted in the cavity 12. The periphery of the concave cavity 12 forms a sealing surface which is contacted with the workpiece outlet 6, so that the sealing of the closed second cabin door 8 is facilitated; the cavity 12 forms a space for mounting the roller 11 therein, facilitates the mounting of the roller 11 and enables the structure of the second door 8 to be compact.

Referring to fig. 1 and 2, the first door driving device 9 includes an oil cylinder or an air cylinder, both ends of which are respectively hinged to the frame 1 and the first door 7. When the oil cylinder or the air cylinder extends, the first cabin door 7 can be closed and close to the vacuum cabin 2, so that the sealing effect is better. The second hatch driving device 10 includes an oil cylinder or an air cylinder with two ends respectively hinged on the frame 1 and the second hatch 8. When the oil cylinder or the air cylinder extends, the second hatch door 8 can be closed and close to the vacuum chamber 2, so that the sealing effect is better.

Referring to fig. 1 and 2, the frame 1 includes a front support 14, a middle support 15, and a rear support 16 connected in sequence from front to back, the vacuum chamber 2 includes a mounting platform 17 mounted on the middle support 15 and a sealing cover 18 fastened on the mounting platform 17, the workpiece inlet 5 and the workpiece outlet 6 are both disposed on the sealing cover 18, the lower hot pressing die 4 is fixed on the mounting platform 17, and when the first door 7 and the second door 8 are laid flat, they can be pressed against the rear support 16 and the front support 14, respectively. The sealing cover 18 and the mounting platform 17 jointly form the vacuum chamber 2, so that the vacuum chamber is convenient to manufacture and mount and can obtain a good sealing effect, the rear support 16 and the front support 14 respectively have a supporting effect on the first chamber door 7 and the second chamber door 8, the supporting effect is more stable, and workpieces can enter and exit more stably.

Referring to fig. 1 and 2, in the further improvement of the present invention, an air inlet and an air outlet are provided on the sealing cover 18, an air inlet pipe 19 and an air exhaust pipe 20 are respectively installed at the air inlet and the air outlet, the air exhaust pipe 20 is connected with a vacuum pumping device, and a control valve 21 is installed at the air inlet pipe 19. The vacuumizing device can vacuumize the vacuum chamber 2 through the exhaust tube 20, and after the hot pressing is finished, the control valve 21 can be opened to enable the vacuum chamber 2 to be communicated with the outside through the air inlet tube 19, so that the first chamber door 7 and the second chamber door 8 are easy to open.

To sum up, the present invention is not limited to the above-mentioned specific embodiments. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, and all such changes and modifications are intended to be within the scope of the present invention.

Claims

1. A vacuum hot press comprises a rack (1), wherein a vacuum chamber (2) is arranged on the rack (1), an upper hot pressing die (3) and a lower hot pressing die (4) are installed in the vacuum chamber (2), a workpiece inlet (5) and a workpiece outlet (6) are respectively arranged on the rear side and the front side of the vacuum chamber (2), a first cabin door (7) is installed at the workpiece inlet (5), a second cabin door (8) is installed at the workpiece outlet (6), the vacuum hot press is characterized in that the lower ends of the first cabin door (7) and the second cabin door (8) are hinged on the vacuum chamber (2), a first cabin door driving device (9) capable of driving the first cabin door (7) to turn backwards and then place the first cabin door on the rack (1) is arranged on the rack (1), a second cabin door driving device (10) capable of driving the second cabin door (8) to turn forwards and then place the second cabin door on the rack (1) is arranged on the, a plurality of rotating rollers (11) are arranged on one side, close to the workpiece inlet (5), of the first cabin door (7) at intervals from top to bottom, and a plurality of rotating rollers (11) are arranged on the part, close to the workpiece outlet (6), of the second cabin door (8) at intervals from top to bottom.

2. A vacuum hot press according to claim 1, characterized in that a cavity (12) is provided in the side of the first door (7) near the workpiece inlet (5), and the roller (11) of the first door (7) is mounted in the cavity (12).

3. A vacuum hot press according to claim 2, characterized in that a sealing strip (13) is mounted at the workpiece inlet (5).

4. A vacuum hot press according to claim 1, characterized in that the side of the second door (8) adjacent to the work piece outlet (6) is provided with a cavity (12), and that the rolls (11) of the second door (8) are mounted in the cavity (12).

5. A vacuum hot press according to claim 2, characterized in that a sealing strip (13) is mounted at the work piece outlet (6).

6. A vacuum hot press according to claim 1, characterized in that the first hatch drive means (9) comprises an oil or air cylinder with two ends hinged to the frame (1) and the first hatch (7), respectively.

7. A vacuum hot press according to claim 1, characterized in that the second hatch drive (10) comprises an oil or air cylinder with two ends hinged to the frame (1) and the second hatch (8), respectively.

8. A vacuum hot press according to any of claims 1 to 7, characterized in that the frame (1) comprises a front support (14), a middle support (15) and a rear support (16) which are connected in sequence from front to back, the vacuum chamber (2) comprises a mounting platform (17) mounted on the middle support (15) and a sealing cover (18) fastened on the mounting platform (17), the workpiece inlet (5) and the workpiece outlet (6) are both arranged on the sealing cover (18), the lower hot press die (4) is fixed on the mounting platform (17), and when the first and second chamber doors (7, 8) are laid flat, they can be pressed against the rear support (16) and the front support (14), respectively.

9. The vacuum hot press according to claim 8, characterized in that the sealing cover (18) is provided with an air inlet and an air outlet, the air inlet and the air outlet are respectively provided with an air inlet pipe (19) and an air exhaust pipe (20), the air exhaust pipe (20) is connected with a vacuum pumping device, and the air inlet pipe (19) is provided with a control valve (21).