CN213891345U - Automatic die opening machine for vacuum forming - Google Patents

Abstract

An automatic mold opening machine for vacuum forming comprises a support frame, a conveying assembly, a turning assembly, an adjusting assembly, a main support and a mold pressing assembly, wherein the conveying assembly comprises a conveying piece, the conveying piece is arranged on the support frame and the main support in a sliding mode, the turning assembly comprises a support plate and a movable cover hinged with the support plate, the adjusting assembly comprises a first movable plate, the mold pressing assembly comprises an outer cover, an emptying power element and a pressing plate, the emptying power element is used for extracting air in the outer cover, and the pressing plate is arranged in the outer cover. The vacuum forming automatic die opening machine can quickly replace and clean the die; the molding is carried out under the vacuum environment, and the molding quality is good.

Description

Automatic die opening machine for vacuum forming

Technical Field

The utility model relates to the technical field of machinery, especially, relate to an automatic die opener of vacuum forming.

Background

With the increasingly mature application of composite material technology, the composite material is developed rapidly in recent years and is used in large scale. The large-scale use of the composite material benefits from the development of an efficient and rapid automatic forming technology, the automatic forming technology can form complex parts, the production cost is reduced, and the rejection rate of products is also reduced. However, in the prior art, in the molding process of a molded product compounded by carbon fibers, glass fibers, Kevlar fibers, basalt fibers and various fibers, air between layers cannot be discharged, air between the product and a mold cannot be discharged, so that the surface of the manufactured product is not smooth, pinholes occur, and bubbles easily occur in the product.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide an automatic mold opening machine for vacuum molding, which is convenient to use and has good molding quality.

An automatic mold opening machine for vacuum forming comprises a support frame, a conveying assembly, a turning assembly, an adjusting assembly, a main support and a mold pressing assembly, wherein the conveying assembly comprises a conveying piece, the conveying piece is arranged on the support frame and the main support in a sliding mode, the turning assembly comprises a support plate and a movable cover hinged with the support plate, the adjusting assembly comprises a first movable plate, a first rotating shaft, a second movable plate, a second rotating shaft and a transmission piece, the first movable plate is arranged on the top of the support frame in a sliding mode, the first rotating shaft is hinged to one end of the first movable plate, the second movable plate is arranged on the first movable plate in a sliding mode, the second rotating shaft is hinged to the second movable plate, one end of the transmission piece is connected with one end, away from the support plate, of the movable cover, the other end of the transmission piece is connected with the second rotating shaft after passing through the first rotating shaft, and the mold pressing assembly comprises an outer cover, The air exhaust device comprises an exhaust power element and a pressing plate, wherein the exhaust power element is used for pumping air in the outer cover, and the pressing plate is arranged in the outer cover.

In one embodiment, the molding assembly comprises a housing power element and a pressing plate power element, the housing power element is mounted at the top of the main support and used for driving the housing to lift, the pressing plate power element is mounted at the housing and used for driving the pressing plate to lift.

In one embodiment, the device further comprises a controller, and the controller is in signal connection with the housing power element, the emptying power element and the pressing plate power element respectively.

In one embodiment, the conveying piece comprises a bearing plate, a limiting block and a plurality of pulleys, wherein the limiting block is arranged at one end of the bearing plate, and the pulleys are arranged on two sides of the bearing plate; the main support still includes workstation, dog and dog power component, the dog set up in the workstation is kept away from the one end of support frame, the dog is used for the butt the stopper, dog power component is used for the drive the dog goes up and down.

In one embodiment, the main bracket further comprises a pushing block and a pushing block power element, the pushing block is arranged at one end of the workbench far away from the supporting frame, and the pushing block is used for pushing the bearing plate.

In one embodiment, the conveying assembly further comprises a rack, a gear and a conveying power element, the rack is mounted on the supporting frame, the gear is meshed with the rack, the conveying power element is mounted at one end of the conveying piece, and the conveying power element is used for driving the gear to rotate.

In one embodiment, the cold and hot medium assembly further comprises a cold and hot medium generator and a conveying pipe connected with the cold and hot medium generator, and the conveying pipe penetrates through the conveying piece.

In one embodiment, the die assembly further comprises a seal disposed along a perimeter of the cover.

In one embodiment, the flipping module further comprises a magnetic member and a pneumatic power element connected to the magnetic member, the magnetic member is mounted on the movable cover, and the pneumatic power element is used for driving the magnetic member to be slidably disposed on the movable cover.

In one embodiment, the turnover assembly further includes a first support seat and a second support seat, the first support seat and the second support seat are respectively slidably disposed on a side of the support frame away from the support plate, and the first support seat and the second support seat are horizontally disposed to support the movable cover.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the vacuum forming automatic mold opening machine of the utility model respectively connects the movable cover and the second rotating shaft through two ends of the transmission part, and the movable cover is turned over around the bearing plate through the moving coordination of the second moving plate and the first moving plate, so as to realize the involution and disassembly of the mold, and quickly replace and clean the mold; conveying the mould with the raw materials from the support frame to the main support through the conveying piece, descending the outer cover to abut against the conveying piece to form a forming chamber, emptying the power element and then exhausting air to form a vacuum environment in the forming chamber; the clamp plate pushes down and the butt mould again, realizes compression molding, makes the raw materials laminating more firm, and shaping quality is good, realizes the product die-casting under the complicated technological condition.

Drawings

Fig. 1 is a schematic view of an assembly structure of a vacuum forming automatic mold opener according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of an assembly structure of a support frame, a conveying assembly, a turning assembly and an adjusting assembly in the automatic vacuum molding die-opening machine shown in FIG. 1;

FIG. 3 is a schematic view of the removable cover of FIG. 2 in a horizontal position;

FIG. 4 is a schematic structural view of the transfer assembly of FIG. 3;

FIG. 5 is a schematic structural view of the adjustment assembly of FIG. 3;

FIG. 6 is a schematic view of the main support and the molding assembly of the automatic vacuum molding machine shown in FIG. 1;

fig. 7 is a schematic structural diagram of a main support and a molding assembly in the vacuum forming automatic molding machine shown in fig. 6, wherein the top plate, the guide posts, the housing and the housing power elements are not shown.

Reference is made to the accompanying drawings in which:

a vacuum forming automatic mold opening machine 100;

the device comprises a support frame 10, a base 11, a fixed frame 12, a conveying assembly 20, a conveying piece 21, a bearing plate 211, a limiting block 212, a pulley 213, a conveying power element 22, a synchronizing shaft 23, a turnover assembly 30, a support plate 31, a movable cover 32, a first connecting block 321, a second connecting block 322, a first support seat 33, a first synchronizing shaft 34, a rack 35, a first lifting power element 36, a second lifting power element 37 and a magnetic piece 38;

the device comprises an adjusting assembly 40, a first moving plate 41, a first rotating shaft 42, a second moving plate 43, a second rotating shaft 44, a second synchronizing wheel 45, a second auxiliary wheel 46, a guide wheel 47, a second moving power element 48, a main bracket 50, a workbench 51, a top plate 52, a guide post 53, a stop 54, a stop power element 55, a push block power element 56, a die pressing assembly 60, a housing 61, a housing power element 62, a pressing plate 63 and a pressing plate power element 64.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully below. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When the number of an element is referred to as "a plurality," it can be any number of two or more. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 7, in order to provide an automatic mold opening machine 100 for vacuum forming according to a preferred embodiment of the present invention, the automatic mold opening machine 100 comprises a supporting frame 10, a conveying assembly 20, a turning assembly 30, an adjusting assembly 40, a main support 50 and a mold pressing assembly 60, the conveying assembly 20 comprises a conveying member 21, the turning assembly 30 comprises a supporting plate 31 and a movable cover 32 hinged to the supporting plate 31, the adjusting assembly 40 comprises a first moving plate 41, a first rotating shaft 42, a second moving plate 43, a second rotating shaft 44 and a transmission member (not shown), the mold pressing assembly 60 comprises an outer cover 61, an evacuation power element (not shown), and a pressing plate 63, the automatic mold opening machine 100 for vacuum forming of the present invention respectively connects the movable cover 32 and the second rotating shaft 44 through two ends of the transmission member, the movable cover 32 is turned around the supporting plate 31 by the movable cooperation of the second moving plate 43 and the first moving plate 41, so as to realize the involution and disassembly of the mold, the mould is quickly replaced and cleaned; conveying the molds with the raw materials from the support frame 10 to the main bracket 50 through the conveying piece 21, descending the outer cover 61 to abut against the conveying piece 21 to form a forming chamber, evacuating the power element and then exhausting air to form a vacuum environment in the forming chamber; the pressing plate 63 is pressed downwards to be connected with the mold in an abutting mode, compression molding is achieved, raw materials are attached more firmly, and molding quality is good.

As shown in fig. 1 to 4, in the present embodiment, the supporting frame 10 includes a base 11 and a fixing frame 12 connected to the base 11, the conveying assembly 20 includes a conveying member 21, the conveying member 21 is slidably disposed on the base 11 of the supporting frame 10, and the conveying member 21 is used for conveying a mold; optionally, the conveying element 21 includes a supporting plate 211, a limiting block 212, and a plurality of pulleys 213, the supporting plate 211 is used for placing the mold, the limiting block 212 is disposed at one end of the supporting plate 211, and each pulley 213 is disposed at two sides of the supporting plate 211. In order to push the conveying member 21 to slide, the conveying assembly 20 further includes a rack (not shown), a gear (not shown) and a conveying power element 22, the rack is mounted on the fixed frame 12 of the supporting frame 10, the gear is engaged with the rack, the conveying power element 22 is mounted at one end of the conveying member 21, and the conveying power element 22 is used for driving the gear to rotate, so that the gear moves along the rack, and the conveying member 21 is pushed to slide. Optionally, the conveying assembly 20 further includes a synchronizing shaft 23, two racks, two gears and two conveying power elements 22, the two racks are respectively installed on two sides of the fixing frame 12, the two gears are respectively installed on two ends of the synchronizing shaft 23, and the two conveying power elements 22 are installed on the same side of the conveying member 21, so as to ensure that the two gears rotate synchronously.

Referring to fig. 2 and 3, the turning assembly 30 includes a supporting plate 31, a movable cover 32 hinged to the supporting plate 31, and a guide pillar (not shown) disposed between the supporting plate 31 and the base 11, optionally, the supporting plate 31 is slidably disposed on the base 11 to adapt to molds of different heights, and the movable cover 32 is hinged to the supporting plate 31 through a rotating shaft to turn; further, a first connecting block 321 and a second connecting block 322 are disposed on a side of the movable cover 32 away from the support plate 31, and the second connecting block 322 is mounted on a central axis of the movable cover 32. In an embodiment, the flipping module 30 further includes a first supporting seat 33 and a second supporting seat (not shown), the first supporting seat 33 and the second supporting seat are respectively slidably disposed on a side of the fixed frame 12 away from the supporting plate 31, and the first supporting seat 33 and the second supporting seat are horizontally disposed to support the movable cover 32. When the mold needs to be transferred, one side of the movable cover 32 is abutted against the first bearing seat 23 and the second bearing seat to firmly support the movable cover 32.

The turning assembly 30 further includes a first synchronizing shaft 34 and a second synchronizing shaft (not shown), wherein two ends of the first synchronizing shaft 34 are respectively connected to one end of the support plate 31 and the first support seat 33, and two ends of the second synchronizing shaft are respectively connected to one end of the support plate 31 far away from the first synchronizing shaft 34 and the second support seat. The turnover assembly 30 further includes a plurality of racks 35 and gears (not shown), the racks 35 and the gears are corresponding to each other, the racks 35 are mounted on the fixed frame 12, the gears are respectively disposed on the first synchronizing shaft 34 and the second synchronizing shaft, and the gears are engaged with the racks 35 to ensure that the first supporting seat 33, the second supporting seat and the supporting plate 31 are lifted and lowered synchronously. The turnover assembly 30 further includes a first lifting power element 36, a second lifting power element 37, and a third lifting power element (not shown) respectively mounted on the fixed frame 12, wherein the first lifting power element 36 is used for driving the support plate 31 to lift, the second lifting power element 37 is used for driving the first support block 33 to lift, and the third lifting power element is used for driving the second support block to lift. When the mold needs to be opened, the first supporting seat 33 and the second supporting seat abut against one side of the movable cover 32, and the first lifting power element 36, the second lifting power element 37 and the third lifting power element are simultaneously pressurized, so that the distance between the movable cover 32 and the bearing plate 211 is increased. For transferring the mold, the flipping module 30 further includes a magnetic member 38 and a pneumatic power element (not shown) connected to the magnetic member 38, the magnetic member is mounted on the movable cover 32, the pneumatic power element is disposed in the movable cover 32, and the pneumatic power element is used for driving the magnetic member 38 to slide on the movable cover 32. When the mold needs to be magnetically attracted, the pneumatic power element drives the magnetic member 38 until one end of the magnetic member 38 is flush with the movable cover 32, and when the mold needs to be unloaded, the pneumatic power element drives the magnetic member 38 to be separated from the mold.

Referring to fig. 3 and 5, the adjusting assembly 40 includes a first moving plate 41, a first rotating shaft 42, a second moving plate 43, a second rotating shaft 44, and a transmission member (not shown), the first moving plate 41 is slidably disposed on the top of the supporting frame 10, the first rotating shaft 42 is hinged to one end of the first moving plate 41, the second moving plate 43 is slidably disposed on the first moving plate 41, the second rotating shaft 44 is hinged to the second moving plate 43, one end of the transmission member is connected to one end of the movable cover 32 away from the supporting plate 31, and the other end of the transmission member is connected to the second rotating shaft 44 through the first rotating shaft 42. Optionally, the transmission members are chains and the transmission members are two chains; further, one end of the transmission member is connected to the first connection block 321.

In one embodiment, the adjusting assembly 40 further includes a plurality of first synchronizing wheels (not shown) and a plurality of second synchronizing wheels 45, wherein the first synchronizing wheels and the second synchronizing wheels 45 are disposed on the first rotating shaft 42 at intervals, and the second synchronizing wheels 45 are disposed on the second rotating shaft 44 at intervals. The adjusting assembly 40 further includes a first auxiliary wheel (not shown), a second auxiliary wheel 46 and an auxiliary member (not shown), the first auxiliary wheel is connected to the first rotating shaft 42, the second auxiliary wheel 46 is hinged to the second moving plate 43, one end of the auxiliary member is connected to the movable cover 32, and the other end of the auxiliary member is connected to the second auxiliary wheel 33 after passing through the first auxiliary wheel. Optionally, the auxiliary member is a safety rope, and one end of the auxiliary member is connected to the second connecting block 322. The adjusting assembly 40 further includes a guide rail (not shown) and a guide wheel 47, the guide rail is mounted on the first moving plate 41, the guide wheel 47 is connected to the second rotating shaft 44, and the guide wheel 47 slides along the guide rail. The adjusting assembly 40 further includes a first moving power element (not shown) mounted on the top of the supporting frame 10 for driving the first moving plate 41 to move, and a second moving power element 48 mounted on the first moving plate 41 for driving the second moving plate 43 to move, wherein the second moving power element 48 is used for driving the second moving plate 43 to move.

Referring to fig. 1 and 6, the main bracket 50 is disposed at one side of the supporting frame 10, the main bracket 50 includes a working platform 51, a top plate 52 and a plurality of guide posts 53, two ends of each guide post 53 are respectively connected to the working platform 51 and the top plate 52, optionally, the working platform 51 and the supporting frame 10 are horizontally disposed so that the conveying member 21 is slidably disposed on the supporting frame 10 and the working platform 51, the working platform 51 is provided with a plurality of positioning slots (not shown), each positioning slot corresponds to one pulley 213, and when the conveying member 21 is conveyed in place, each positioning slot accommodates the pulley 213 for limiting. Further, the main bracket 50 further comprises a stopper 54 and a stopper power element 55, the stopper 54 is disposed at one end of the workbench 51 far away from the support frame 10, the stopper power element 55 is used for driving the stopper 54 to ascend and descend, the stopper 54 is used for abutting against the stopper 212, when in use, the stopper power element 55 drives the stopper 54 to ascend, and when the conveying member 21 is conveyed in place, the stopper 212 abuts against the stopper 54. In one embodiment, the main bracket 50 further includes a pushing block (not shown) and a pushing block power element 56, the pushing block is disposed at an end of the working platform 51 far away from the supporting frame 10, the pushing block is disposed at a side of the stopper 54, and the pushing block is used for pushing the bearing plate 211. Since the pulley 213 is accommodated in the positioning groove after the conveying member 21 is conveyed to the position, when the conveying member 21 is conveyed to the supporting frame 10, the pushing block power element 56 drives the pushing block to move, and the pushing block pushes the bearing plate 211 to move, so that the pulley 213 is separated from the positioning groove.

As shown in fig. 6 and 7, the molding assembly 60 includes a housing 61, a housing power element 62, an evacuation power element (not shown), a pressing plate 63, and a pressing plate power element 64, wherein the housing power element 62 is mounted on the top of the main frame 50, the housing power element 62 is used for driving the housing 61 to move up and down, the evacuation power element is used for exhausting air in the housing 61, the pressing plate 63 is disposed in the housing 61, the pressing plate power element 64 is mounted on the housing 61, and the pressing plate power element 64 is used for driving the pressing plate 63 to move up and down. Optionally, the size of the housing 61 is larger than that of the pressing plate 63, the size of the housing 61 is smaller than that of the bearing plate 211 so that the housing 61 abuts against the bearing plate 211 to form a vacuum forming chamber, the housing power elements 62 are mounted on the top plate 52, further, the number of the housing power elements 62 is multiple, the housing power elements 62 are arranged on the top plate 52 at intervals to ensure stable control of the lifting of the housing 61, the number of the pressing plate power elements 64 is multiple, the pressing plate power elements 64 are arranged on the housing 61 at intervals, in an embodiment, the housing power elements 62 are air cylinders, and the pressing plate power elements 64 are oil cylinders. The molding assembly 60 further includes a pressure sensor (not shown) connected to the housing 61 for monitoring the air pressure inside the housing 61, a pressure sensor (not shown) connected to the pressure plate 63 for monitoring the pressure applied to the pressure plate 63, and a sealing strip (not shown) disposed along the periphery of the housing 61 for ensuring that the housing 61 and the table 51 form a closed space. When the device is used, after the conveying piece 21 conveys the die with the raw materials to the workbench 51, the outer cover 61 descends to abut against the bearing plate 211 to form a forming chamber, and the power element is emptied and then air is extracted to form the forming chamber into a vacuum environment; the press plate 63 is pressed down to abut against the mold, thereby realizing the press molding.

The vacuum forming automatic molding machine 100 further includes a cooling and heating medium assembly (not shown), the cooling and heating medium assembly includes a cooling and heating medium generator and a delivery pipe connected to the cooling and heating medium generator, the delivery pipe is inserted through the bearing plate 211 of the conveying member 21 and then communicated with the mold to heat or cool the mold on the bearing plate 211. In order to realize automatic control, the vacuum forming automatic mold opening machine 100 further comprises a controller (not shown), wherein the controller is respectively in signal connection with the cold and hot medium generator, the transmission power element 22, the stop block power element 55, the push block power element 56, the outer cover power element 62, the emptying power element, the pressure gauge, the pressure plate power element 64 and the pressure sensor.

When the bearing plate 211 needs to be closed or the mold needs to be installed, the movable cover 32 is turned to be horizontal, that is, the magnetic part 38 faces upward, at this time, the first moving plate 41 moves to one end of the fixed frame 12 close to the bearing plate 31, the second moving plate 43 moves to be close to the first rotating shaft 42, the lower mold is placed on the bearing plate 211, the upper mold is placed on the movable cover 32, then, the second moving plate 43 moves in the direction away from the first rotating shaft 42, and the movable cover 32 is driven to turn around the bearing plate 31 through the transmission part until the movable cover 32 is turned to be vertical; then, the first moving power element drives the first moving plate 41 to move in the direction away from the supporting plate 31, meanwhile, the second moving plate 43 moves in the direction of the first rotating shaft 42, under the action of gravity of the movable cover 32 and the traction of the transmission member, the movable cover 32 continuously turns in the direction of the supporting plate 211 until the movable cover 32 turns over to the first supporting seat 33 and the second supporting seat, finally, the movable cover 32 descends, the pneumatic power element drives the magnetic member 38 to move in the direction away from the mold, so that the upper mold and the lower mold are installed and closed, and then the raw materials are injected into the mold.

Then, the temperature of the cold and hot medium generator, the response pressure of the pressure gauge and the response pressure of the pressure sensor are set through the controller, the transmission power element 22 drives the conveying piece 21 and the mould with the raw material on the conveying piece 21 to be transferred to the workbench 51 from the supporting frame 10 until the limiting block 212 abuts against the stop block 54; then, the outer cover power element 62 drives the outer cover 61 to be close to the workbench 51 until the sealing strip abuts against the bearing plate 211, at this time, the outer cover 61 and the bearing plate 211 form a forming chamber, then, according to the product process requirement, the power element is emptied to pump out air in the forming chamber, so that the forming chamber forms a vacuum environment, and the cold and hot medium generator heats the mold; the pressing plate power element 64 drives the pressing plate 63 to press downwards to be abutted against the mold, so that compression molding in a vacuum environment is realized, and the layers of the raw materials are more firmly attached. After a certain time, the cold and hot medium generator cools the mold, after the mold is molded according to the technological conditions of the product, the pressing plate 63 is far away from the mold, after the outer cover 61 is far away from the working table 51, the pushing block power element 56 pushes the bearing plate 211 to move, and meanwhile, the conveying power element 12 drives the conveying piece 21 to move and reset towards the support frame 10.

When the mold needs to be disassembled, after the movable cover 32 descends, the magnetic member adsorbs the upper mold, the movable cover 32 ascends again, the second moving plate 43 moves away from the first rotating shaft 42 again, at this time, the first rotating shaft 42 and the transmission member contract in double magnification, so that the movable cover 32 is pulled to rotate upwards, the angle is changed from the angle of 0 degree to the angle of 90 degrees, then the first moving plate 41 moves forwards to change the movable cover 32 along the direction of more than 90 degrees, when the angle change value reaches that the movable cover 32 can freely fall along the rotating shaft, the first moving plate 41 stops, the second moving plate 43 reduces the distance with the first rotating shaft 42 again, the transmission member is slowly released, at this time, the first rotating shaft 42 and the transmission member grow in double magnification, until the movable cover 32 turns to 180 degrees, and the cast workpiece product and the split mold are exposed on the front of the apparatus, so that the product can be mechanically or manually taken out, cleaning the die; the operation is repeated in a circulating way.

The utility model discloses an automatic mold opening machine 100 of vacuum forming transports mould and raw materials to main support 50 through transport 21, and dustcoat 61 descends and contacts transport 21 to form the shaping room, evacuates the power component and exhausts again, makes the shaping room form the vacuum environment; the pressing plate 63 is pressed downwards to be connected with the mold in an abutting mode, compression molding is achieved, layers of raw materials are attached more firmly, forming quality is good, and product die-casting under complex process conditions is achieved.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. An automatic mold opening machine for vacuum forming is characterized by comprising a support frame, a conveying assembly, a turning assembly, an adjusting assembly, a main support and a mold pressing assembly, wherein the conveying assembly comprises a conveying piece, the conveying piece is arranged on the support frame and the main support in a sliding mode, the turning assembly comprises a support plate and a movable cover hinged with the support plate, the adjusting assembly comprises a first moving plate, a first rotating shaft, a second moving plate, a second rotating shaft and a transmission piece, the first moving plate is arranged on the top of the support frame in a sliding mode, the first rotating shaft is hinged to one end of the first moving plate, the second moving plate is arranged on the first moving plate in a sliding mode, the second rotating shaft is hinged to the second moving plate, one end of the transmission piece is connected with one end, away from the support plate, of the movable cover, the other end of the transmission piece is connected with the second rotating shaft after passing through the first rotating shaft, the mold pressing assembly comprises an outer cover, an evacuation power element and a pressing plate, the evacuation power element is used for pumping air out of the outer cover, and the pressing plate is arranged in the outer cover.

2. The machine of claim 1, wherein the molding assembly comprises a housing power element and a platen power element, the housing power element is mounted on the top of the main support, the housing power element is used for driving the housing to move up and down, the platen power element is mounted on the housing, and the platen power element is used for driving the platen to move up and down.

3. The machine of claim 2, further comprising a controller in signal communication with the enclosure power element, the evacuation power element, and the platen power element, respectively.

4. The automatic die opening machine for vacuum forming according to claim 1, wherein the conveying member comprises a bearing plate, a limiting block and a plurality of pulleys, the limiting block is arranged at one end of the bearing plate, and the pulleys are arranged at two sides of the bearing plate; the main support still includes workstation, dog and dog power component, the dog set up in the workstation is kept away from the one end of support frame, the dog is used for the butt the stopper, dog power component is used for the drive the dog goes up and down.

5. The automatic vacuum forming die opener according to claim 4, wherein the main support further comprises a pushing block and a pushing block power element, the pushing block is arranged at one end of the workbench far away from the support frame, and the pushing block is used for pushing the bearing plate.

6. The machine of claim 1, wherein the conveying assembly further comprises a rack, a gear and a conveying power element, the rack is mounted on the supporting frame, the gear is meshed with the rack, the conveying power element is mounted at one end of the conveying member, and the conveying power element is used for driving the gear to rotate.

7. The automatic vacuum molding die opening machine according to claim 1, further comprising a hot and cold medium assembly including a hot and cold medium generator and a delivery pipe connected to the hot and cold medium generator, the delivery pipe passing through the conveying member.

8. The machine of claim 1, wherein the molding assembly further comprises a seal disposed along a perimeter of the enclosure.

9. The automatic vacuum forming die-opening machine according to claim 1, wherein the flipping module further comprises a magnetic member and a pneumatic power element connected to the magnetic member, the magnetic member is mounted on the movable cover, and the pneumatic power element is used for driving the magnetic member to slide on the movable cover.

10. The automatic die opening machine for vacuum forming according to claim 1, wherein the turning assembly further comprises a first supporting seat and a second supporting seat, the first supporting seat and the second supporting seat are respectively slidably disposed on one side of the supporting frame away from the supporting plate, and the first supporting seat and the second supporting seat are horizontally disposed to support the movable cover.

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