TW201932270A - Vacuum automatic cold/hot forming machine including a machine table unit, a heating unit, a cooling unit, two vacuum door units, and two conveying units - Google Patents

Abstract

A vacuum type automatic cold and hot forming machine includes a machine unit formed with a heating space and a cooling space, a heating unit, a cooling unit, two vacuum door units, and two handling units. Each vacuum door unit has a movable A door frame, a door frame driving module, a vacuum door movably disposed on the door frame, and a vacuum door driver for driving the vacuum door to move when the vacuum door is in the closed position At this time, the door frame driving module is used to drive the door frame to drive the vacuum door to move between a vacuum breaking position which does not seal the heating space and a vacuum position which seals the heating space airtightly. Each handling unit includes a movable A workbench provided on the machine unit, a workbench driver provided on the machine unit, and a carrier module provided on the workbench, the carrier module has two movably arranged on the work The carrier arm of the stage and a carrier arm driving mechanism are used to drive the carrier arms to move between a loading position and a loading position.

Description

Vacuum automatic cold and hot forming machine

The invention relates to a molding machine, in particular to a vacuum automatic cold and hot molding machine.

As shown in FIG. 1, a conventional foam cooling molding machine (Public Utility Model Patent No. CN 205685613 U of the People's Republic of China) includes a frame 1, a vulcanization heating device 2 installed in the frame 1, and a machine 1 The cooling device 3 of the rack 1, a first feeding device 4 provided in the rack 1, and a second feeding device 5 provided in the rack 1, the first feeding device 4 includes an upper and lower lifting device. A pallet 401, two mold slide rails 402 disposed on the top surface of the pallet 401, and a pushing mechanism 403 disposed on the pallet 401. The second feeding device 5 includes a pallet 501 which can be moved up and down. Two mold slides 502 provided on the top surface of the pallet 501, and a pushing mechanism 503 provided on the pallet 501. Thus, although this molding machine can use the first and second feeding devices 4, 5 to The mold 6 is cyclically transported between the vulcanization heating device 2 and the cooling device 3, but when the pushing mechanism 403 or the pushing mechanism 503 pushes or pulls out one of the corresponding molds 6 into or out of the vulcanization heating device 2 or the When cooling the device 3, the bottom of the molds 6 will not only be connected with the mold slide rails 402 or the molds. The slide rails 502 rub against each other, and they also rub against the vulcanization heating device 2 or the cooling device 3. In this way, in addition to causing the molds 6 to be abraded, dust will also be generated due to friction during transportation. The molding materials in the molds 6 cause pollution and affect the appearance of the finished product. In addition, this molding machine cannot make the curing heating device 2 vulcanize the molding materials in the mold 6 in a vacuum environment. However, the appearance of the finished product formed by this molding machine often includes a defect with small air bubbles, which can not ensure the quality of the finished product, resulting in a poor yield of the finished product.

It is therefore an object of the present invention to provide a vacuum-type automatic cold and hot forming machine capable of overcoming at least one of the disadvantages of the prior art.

Therefore, the vacuum automatic cold and hot forming machine of the present invention includes a machine unit, a heating unit, a cooling unit, two vacuum door units, and two handling units.

The machine unit is formed with a heating space and a cooling space lower than the heating space in an up-down direction. The heating space has two first openings which are oppositely arranged in a front-rear direction. The cooling space has two A second opening oppositely arranged in the direction.

The heating unit includes an upper hot platen located in the heating space, a lower hot platen located in the heating space, and a hot platen driver provided in the machine unit. The hot platen driver is used to drive The upper and lower hot pressing plates move between a non-heating position far from each other and a heating position close to each other along the up-down direction.

The cooling unit includes an upper cold platen located in the cooling space, a lower cold platen located in the cooling space, and a cold platen driver provided in the machine unit. The cold platen driver is used to drive the upper and lower plates. The cold pressing plates move between a non-cooling position far from each other and a cooling position close to each other in the up-down direction.

The vacuum door units are oppositely disposed on the machine unit in the front-to-rear direction and respectively correspond to the first openings. Each vacuum door unit has a movably disposed on the machine unit in the front-rear direction. A door frame, a door frame driving module disposed between the door frame and the machine unit, a vacuum door movably disposed in the door frame along the up-down direction, and two spaced apart from each other in the left-right direction and disposed in the vacuum A vacuum door driver between the door and the machine unit, each vacuum door drive has a first pivot end that is pivotally connected to the machine unit, and a second pivot end that is pivotally connected to the vacuum door The vacuum door drivers are used to drive the vacuum door in the up-down direction relative to the door frame in an unopened position corresponding to one of the first openings and to close the corresponding closed one of the first openings. When the vacuum door is in the closed position, the door frame driving module is used to drive the door frame to drive the vacuum door in a vacuum-breaking position relative to the machine unit along the front-rear direction and a vacuum position. When the vacuum door is in the vacuum breaking position, the vacuum door does not seal the corresponding one of the first openings. When the vacuum door is in the vacuum position, the vacuum door hermetically seals the corresponding one of the first openings. The one of the first openings.

The conveying units are oppositely disposed on the machine unit in the front-rear direction, and each of the conveying units includes a movably disposed on the machine unit in the vertical direction and located in the heating space and the cooling in the front-rear direction. A work table outside the space, a work table driver provided on the machine unit, and a carrier module provided on the work table, the work table driver is used to drive the work table to move adjacent to the up and down direction. One of the heating space and the cooling space, the carrier module has two carrier arms arranged at intervals in the left-right direction and synchronously movable along the front-rear direction on the workbench, and one provided in the work Each of the carrier arm driving mechanisms has at least two mold bearing grooves (mold bearing portions) disposed at intervals along the front-rear direction. The carrier arm driving mechanism is used to drive the carrier arms along the front-rear direction to be located at the The heating space moves between a load-out position outside the one of the cooling space and a loading position extending into the heating space and the cooling space.

The effect of the present invention is that: using the carrier arm of the carrier module of the handling unit to support the molds for transportation, the molds can be effectively prevented from being connected with the workbench and the heating unit during the transportation process. The hot pressing plate or the lower cooling platen of the cooling unit rubs against each other, so that the molds will not be worn during the transportation process, so as to reduce the chance of the molding materials in the molds being polluted by dust. Furthermore, the vacuum is used. The vacuum door of the door unit closes the heating space air-tightly, so that the heating space can be evacuated to a vacuum state, so that the molding materials in the molds can be vulcanized in the heating space in the vacuum to ensure the finished product. Quality, improve the yield of finished products.

Referring to FIGS. 2, 3 and 4, an embodiment of the vacuum automatic cold and hot forming machine according to the present invention includes a machine unit 10, a heating unit 20, a cooling unit 30, and two vacuum door units. 40, and two transfer units 50I and 50II, and two molds 60I and 60II.

The machine unit 10 includes a top base 11, a base 12, a middle seat 13, two end plates 14 spaced apart in a left-right direction, and two side plates 15 spaced apart in a front-back direction. 10 and forming a heating space 16 and a cooling space 17 lower than the heating space 16 in an up-down direction. The heating space 16 has two first spaces formed on the side plates 15 and oppositely disposed in the front-rear direction. The opening 161 and the cooling space 17 have two second openings 171 which are oppositely disposed in the front-rear direction.

The heating unit 20 includes an upper hot platen 21 located in the heating space 16, a lower hot platen 22 provided in the middle seat 13 of the machine unit 10 and located in the heating space 16, and a heating plate 16 provided in the heating space 16. The hot platen driver 23 of the top base 11 of the machine unit 10.

In this embodiment, the hot platen driver 23 is an oil pressure cylinder. The hot platen driver 23 is used to drive the upper hot platen 21 away from the lower hot platen 22 in the up-down direction. Move between the non-heating position (see Figure 4) and a heating position (see Figure 18) that is close to each other, as shown in Figure 18, when the upper hot platen 21 is in the heating position, the upper and lower heat pressing The plates 21 and 22 can perform a vulcanization operation on a molding material (not shown, for example, EVA material) in one of the molds 60I.

The cooling unit 30 includes an upper cold platen 31 provided in the middle seat 13 of the machine unit 10 and located in the cooling space 17, a lower cold platen 32 located in the cooling space 17, and a machine unit 10 of the cold plate driver 33 of the base 12.

In this embodiment, the cold platen driver is an oil pressure cylinder, and the cold platen driver 33 is used to drive the lower cold platen 32 in a non-cooling position away from the upper cold platen 31 in the up-down direction (see Figure 4), and a cooling position (see Figure 18) close to each other, as shown in Figure 18, when the lower cold pressing plate 32 is in the cooling position, the upper and lower cold pressing plates 31, 32 can be opposite to each other. The finished product (not shown in the figure, such as EVA sole) in a mold 60Ⅱ is cooled and shaped.

As shown in FIGS. 2, 3 and 4, the vacuum door units 40 are oppositely disposed on the machine unit 10 in the front-rear direction, and respectively correspond to the first openings 161.

As shown in FIGS. 5, 6 and 7, each vacuum door unit 40 has a door frame 41 movably disposed in the machine unit 10 along the front-rear direction, and one door frame 41 and the machine unit 10. A door frame driving module 42, a vacuum door 43 movably disposed in the door frame 41 along the up-down direction, and two vacuum doors 43 spaced from each other in the left-right direction and disposed between the vacuum door 43 and the machine unit 10 Vacuum gate drive 44.

In this embodiment, the vacuum door 43 has a door plate 431, an air-tight ring 432 provided on an inner side surface of the door plate 431, and two spaced-apart spaces outside the door plate 431 in the left-right direction and along the left and right. The pivot rod 433 extends outward.

In this embodiment, the door frame driving module 42 has four door frame driving cylinders 421, and each door frame driving cylinder 421 has a first cylinder body 422 disposed on the machine unit 10, and one A first piston rod 423 is telescopically disposed on the first cylinder 422 and connected to the door panel 431.

In this embodiment, the vacuum door drivers 44 are a kind of pneumatic cylinder. Each vacuum door driver 44 includes a second cylinder 441, and a first cylinder telescopically disposed in the second cylinder 441 along the vertical direction. Two piston rods 442. The second cylinder has a first pivot end 443 pivotally connected to the machine unit 10. The second piston rod 442 has a second pivot end pivoted to the vacuum door 43. The portion 444, preferably, the second pivot end 444 of the second piston rod 442 of each vacuum door driver 44 is pivotally connected to a respective pivot rod 433.

The vacuum door drivers 44 are used to drive the vacuum door 43 in the up-down direction relative to the door frame 41 at an open position of one of the first openings 161 (see FIG. 2) corresponding to an unshielded position, and a corresponding The closing position of one of the first openings 161 (see FIGS. 3 and 4) is moved.

When the vacuum door 43 is in the door closing position (see Figs. 3 and 4), the door frame driving pressure cylinder 421 of the door frame driving module 42 is used to drive the door frame 41 to drive the vacuum door 43 relative to the machine in the front-rear direction. The side plate 15 of the unit 10 is moved between a vacuum breaking position (see FIG. 6) and a vacuum position (see FIG. 7). As shown in FIG. 6, when the vacuum door 43 is in the vacuum breaking position, the vacuum door 43 and the corresponding one of the side plates 15 are spaced from each other, and the vacuum door 43 does not seal the corresponding one of the first openings 161; As shown in FIG. 7, when the vacuum door 43 is in the vacuum position, the airtight ring 432 of the vacuum door 43 abuts the corresponding one of the side plates 15 and surrounds the corresponding one of the first openings 161. The vacuum door 43 hermetically seals the corresponding one of the first openings 161.

As shown in FIG. 12, each of the molds 60 Ⅰ and 60 Ⅱ includes a lower mold 61, an upper mold 62 pivotally connected to the lower mold 61, and two supporting pieces 63 respectively disposed on the left and right sides of the lower mold 61. The molds 60Ⅰ and 60Ⅱ have four supporting rod portions 631 which are opposite to each other and are located on the left and right sides. In this embodiment, one of the supporting members 63 has two of the supporting rod portions 631. The supporting rod portions 631 of the supporting member 63 are spaced apart along the front-rear direction, and the other supporting member 63 has the other two of the supporting rod portions 631. The supporting pole portions 631 of the other supporting member 63 are spaced apart along the front-rear direction. It can be understood that the supporting rod portions 631 can also be integrally formed in the lower mold 61.

As shown in Figs. 2, 3, and 4, the carrying units 50I and 50II are relatively disposed on the machine unit 10 in the front-rear direction. It should be noted that the carrying units 50I and 50II have the same structure, only one They are installed in this machine unit 10 one after the other.

As shown in FIGS. 8, 9, and 10, each of the handling units 50I and 50II includes a movably disposed in the machine unit 10 along the up-down direction and located in the heating space 16 (see FIG. 11) in the front-rear direction and A table 51 outside the cooling space 17 (see FIG. 11), a table driver 52 provided on the machine unit 10, and a carrier module 53 provided on the table 51.

The table driver 52 is used to drive the table 51 to move to one of the heating space 16 (see FIG. 11) and the cooling space 17 (see FIG. 11) in the vertical direction. In this embodiment, The table driver 52 is a hydraulic cylinder. The table driver 52 includes a third cylinder 521 provided on the machine unit 10 and a third cylinder 521 which is telescopically disposed along the vertical direction. The third piston rod 522 is connected to the table 51.

The carrier module 53 has two carrier arms 54 arranged at intervals in the left-right direction and synchronously movable along the front-rear direction on the workbench 10, and one connected to the carrier arms 54 in the left-right direction in the front-rear direction. A connecting bar 55 between the outer ends in the direction, and a carrier driving mechanism 56 provided on the table 51.

In this embodiment, each of the carrier arms 54 has two mold bearing grooves 541 disposed at intervals along the front-rear direction, and one of the mold bearing grooves 541 of the carrier arm 54 of the carrier module 53 of the conveying unit 50I is respectively detachable. In addition, the supporting rod portion 631 (see FIG. 12) of one of the molds 60 Ⅰ and 60 Ⅱ is removed, and the mold supporting grooves 541 of the carrier arm 54 of the carrier module 53 of the other conveying unit 50 Ⅱ are respectively detachable. The supporting rod portion 631 of the other of the molds 60I and 60II is grounded (see FIG. 12).

In this embodiment, the carrier arm driving mechanism 56 has two rack portions 561 integrally disposed on the bottom side of the carrier arms 54, an oil hydraulic motor 562 disposed on the table 51, and one extending in the left-right direction. A transmission shaft 563 is rotatably disposed on the table 51, and two driven gears 564 are respectively disposed on both ends of the transmission shaft 563 and mesh with the rack portions 561, respectively. The hydraulic motor 562 has a An output shaft 565 and a driving gear 566 disposed on the output shaft 565 and meshing with one of the driven gears 564. Thus, the driving gear 566 of the hydraulic motor 562 can drive the driven gears 564 through the racks The portion 561 drives the carrier arms 54 to move in the front-rear direction.

The carrier arm driving mechanism 56 is used to drive the carrier arms 54 along the front-rear direction to load outside the one of the heating space 16 (see FIG. 4) and the cooling space 17 (see FIG. 4). Position (see Figs. 4 and 8), and a loading position extending into one of the heating space 16 (see Fig. 11) and the cooling space 17 (see Fig. 11) (see Figs. 9 and 11) It can be understood that the movement of the carrier arms 54 relative to the cooling space 17 (see FIGS. 4 and 11) is used as a representative description here.

With this, as shown in FIG. 13 to FIG. 20, the operation of conveying the molds 60 Ⅰ and 60 Ⅱ in the process of molding the EVA molding material (not shown) into a finished EVA sole (not shown) will be described below. , But not limited to this:

1. As shown in FIG. 13, the supporting rod portion 631 of the mold 60I is carried by the mold bearing groove 541 of the carrying arm 54 of the carrying unit 50I, and the operator opens the upper and lower molds 62 and 61 of the mold 60I to The EVA molding material (not shown) is placed in the mold 60I. At this time, the mold 60II has completed the sulfurization operation in the heating space 16 and is placed on the lower hot platen 22. The table driver 52 of the unit 50Ⅱ will raise the table 51 to the mold bearing grooves 541 of the load arms 54 slightly lower than the supporting rod portion 631 of the mold 60Ⅱ, and is adjacent to the heating space 16, and the load The arm driving mechanism 56 will drive the loading arms 54 to the loading position and enter the heating space 16, so that the mold bearing groove 541 of the loading arms 54 is located below the supporting rod portion 631 of the mold 60 II.

2. As shown in FIG. 14, the table driver 52 of the transport unit 50I will raise the table 51 to the bottom surface of the mold 60I carried by the load arms 54 slightly higher than the top surface of the lower hot platen 22. And, adjacent to the heating space 16, at the same time, the table driver 52 of the handling unit 50II will raise the table 51 to the mold bearing grooves 541 of the load arms 54 to support the supporting rod portion 631 of the mold 60II. The bottom surface of the mold 60II is separated from the top surface of the lower hot platen 22, and the carrier arm driving mechanism 56 will drive the carrier arms 54 to move the mold 60II to the loading position and exit the heating space 16 .

3. As shown in FIG. 15, the carrying arm driving mechanism 56 of the carrying unit 50I will drive the carrying arms 54 to move to the loading position with the mold 60I and enter the heating space 16. The workbench of the carrying unit 50I The driver 52 then lowers the table 51 to the mold bearing grooves 541 of the load arms 54 to disengage from the supporting rod portion 631 of the mold 60I, so that the mold 60I is placed on the top surface of the lower hot platen 22 At the same time, the work table driver 52 of the handling unit 50 II will lower the work table 51 to the bottom surface of the mold 60 II carried by the load arms 54 slightly higher than the top surface of the lower cold plate 32 and adjacent to The cooling space 17.

4. As shown in FIG. 16, the carrier arm driving mechanism 56 of the carrying unit 50I will drive the carrier arms 54 to the carrying-out position and exit the heating space 16. At the same time, the carrier arm driving mechanism 56 of the carrying unit 50II Will drive the carrier arms 54 to move the mold 60II to the loading position and enter the cooling space 17, and the table driver 52 of the handling unit 50II will then lower the table 51 to the molds of the carrier arms 54 The supporting groove 541 releases the supporting rod portion 631 of the mold 60II, so that the mold 60II is placed on the top surface of the lower cold pressing plate 32.

5. As shown in FIG. 17, the worktable driver 52 of the handling unit 50I will lower the worktable 51 to the mold bearing groove 541 of the load arms 54, which is slightly lower than the supporting rod portion 631 of the mold 60Ⅱ and is adjacent to In the cooling space 17, at the same time, the carrier arm driving mechanism 56 of the carrying unit 50II will drive the carrier arms 54 to the carry-out position and exit the cooling space 17. At this time, the vacuum doors 43 will first descend to the Close the door position, and then move inward to the vacuum position (see Figure 7) to air-tightly close the heating space 16, so that a vacuum pump (not shown) can be started to evacuate the heating space 16 so that The inside of the heating space 16 is in a vacuum state.

6. As shown in FIG. 18, the upper hot-pressing plate 21 is lowered to the heating position, so that the upper and lower hot-pressing plates 21 and 22 can perform a sulfurization operation on the molding material (not shown) in the mold 60I. The lower cold pressing plate 32 is raised to the cooling position, so that the upper and lower cold pressing plates 31 and 32 can perform cooling and setting operations on the finished EVA sole (not shown) in the mold 60II.

7. As shown in FIG. 19, the vacuum doors 43 will first move outward to the vacuum breaking position (see FIG. 6), and then rise to the door opening position. In the process, the carrier arm driving mechanism of the carrying unit 50I 56 will first move the loading arms 54 to the loading position and enter the cooling space 17, and the worktable driver 52 of the handling unit 50I will then raise the worktable 51 to the mold loading slot of the loading arms 54 541 lifts up the supporting rod portion 631 of the mold 60II, so that the bottom surface of the mold 60II is separated from the top surface of the lower cold plate 32, and at the same time, the table driver 52 of the transport unit 50II raises the table 51 to the The mold loading groove 541 of the isoloading arm 54 is slightly lower than the supporting rod portion 631 of the mold 60I and is adjacent to the heating space 16.

8. As shown in FIG. 20, the carrying arm driving mechanism 56 of the carrying unit 50I will drive the carrying arms 54 to move to the carrying-out position with the mold 60II and exit the cooling space 16. At the same time, the carrying unit 50II's The carrier arm driving mechanism 56 will drive the carrier arms 54 to the loading position and enter the heating space 16 so that the mold bearing grooves 541 of the carrier arms 54 are located below the supporting rod portion 631 of the mold 60I. It can then return to a state similar to that shown in FIG. 13, and the operator can open the upper and lower molds 62 and 61 of the mold 60II, take out the finished EVA sole (not shown), and then use the EVA molding material ( (Not shown) is placed in the mold 60II.

In this way, the transfer units 50I and 50II can be used to intermittently transfer the molds 60I and 60II between the lower hot-pressing plate 22 and the lower cold-pressing plate 32 to make the EVA in the molds 60I and 60II intermittently. The molding material (not shown) is formed into a finished EVA sole (not shown).

Through the above description, the advantages of the present invention can be summarized as follows:

1. The carrying units 50I and 50II of the present invention use the carrying arm 54 of the carrier module 53 to hold the molds 60I and 60II for transportation. Compared with the conventional technology, the molds 60I and 60II are being carried. During the process, it will not rub against the table 51, the lower hot platen 22 of the heating unit 20, or the lower cooling platen 32 of the cooling unit 30. In this way, the molds 60Ⅰ and 60Ⅱ can be made in the process of transportation. Will not be abraded, and does not generate dust, but effectively reduces the chance of molding materials in these molds 60Ⅰ, 60Ⅱ being polluted by dust.

2. In the present invention, the vacuum door 43 of the vacuum door unit 40 can be used to air-tightly close the heating space 16 so that the heating space 16 can be evacuated to a vacuum state, and the molding materials in the molds 60Ⅰ and 60Ⅱ can be made. The vulcanization operation can be performed in the heating space 16 in a vacuum. Compared with the conventional technology, the present invention can effectively avoid the appearance of the finished product with small bubbles with small bubbles in the appearance, and can ensure the quality of the finished product and improve Yield of the finished product.

In summary, the vacuum automatic cold and hot forming machine of the present invention can not only prevent the mold from being abraded and generate dust during transportation, but also avoid appearance defects of the finished product, and improve the yield of the finished product. Therefore, the purpose of the invention can be achieved.

However, the above are only examples of the present invention. When the scope of implementation of the present invention cannot be limited in this way, any simple equivalent changes and modifications made in accordance with the scope of the patent application and the content of the patent specification of the present invention are still Within the scope of the invention patent.

10‧‧‧machine unit

11‧‧‧Top Block

12‧‧‧ base

13‧‧‧ Mid Block

14‧‧‧ end plate

15‧‧‧Side

16‧‧‧ heating space

161‧‧‧First opening

17‧‧‧ cooling space

171‧‧‧Second Opening

20‧‧‧Heating unit

21‧‧‧up hot platen

22‧‧‧ lower hot platen

23‧‧‧Hot plate driver

30‧‧‧cooling unit

31‧‧‧ Upper cold platen

32‧‧‧ lower cold plate

33‧‧‧Cold plate driver

40‧‧‧vacuum door unit

41‧‧‧ Door Frame

42‧‧‧Door frame drive module

421‧‧‧Door drive cylinder

422‧‧‧First cylinder

423‧‧‧first piston rod

43‧‧‧vacuum door

431‧‧‧Door panel

432‧‧‧airtight ring

433‧‧‧ Pivot Post

44‧‧‧Vacuum door driver

441‧‧‧Second cylinder

442‧‧‧Second Piston Rod

443‧‧‧First pivot end

444‧‧‧Second pivot end

50Ⅰ‧‧‧handling unit

50Ⅱ‧‧‧Handling unit

51‧‧‧Workbench

52‧‧‧Workbench driver

521‧‧‧Third cylinder

522‧‧‧third piston rod

53‧‧‧ Vehicle Module

54‧‧‧ carrying arm

541‧‧‧mould bearing groove

55‧‧‧Connecting crossbar

56‧‧‧ Carrier arm drive mechanism

561‧‧‧ rack section

562‧‧‧Hydraulic motor

563‧‧‧Drive shaft

564‧‧‧driven gear

565‧‧‧ output shaft

566‧‧‧Drive gear

60Ⅰ‧‧‧mould

60Ⅱ‧‧‧Mould

61‧‧‧Die

62‧‧‧ Upper mold

63‧‧‧Support

631‧‧‧ support rod

1‧‧‧ rack

2‧‧‧Vulcanization heating device

3‧‧‧ Cooling device

4‧‧‧ the first feeding device

401‧‧‧Taiwan

402‧‧‧mould slide

403‧‧‧Push-pull mechanism

5‧‧‧Second feeding device

501‧‧‧Taiwan

502‧‧‧mould slide

503‧‧‧Push-pull mechanism

6‧‧‧mould

Other features and effects of the present invention will be clearly presented in the embodiment with reference to the drawings, in which: FIG. 1 is a perspective view of a conventional foam cooling molding machine; FIG. 2 is a vacuum automatic cold and hot molding of the present invention A perspective view of an embodiment of the machine, illustrating the two vacuum doors of the two vacuum door unit of this embodiment in an open position; FIG. 3 is a view similar to FIG. 2 illustrating the vacuum doors in a closed position; FIG. 4 is A combined sectional view of this embodiment illustrates the vacuum doors in the closed position; FIG. 5 is a perspective view of the vacuum door unit; FIG. 6 is a sectional view taken along line VI-VI in FIG. Wait for the vacuum door in a vacuum breaking position; Figure 7 is a view similar to Figure 6 illustrating the vacuum doors in a vacuum position; Figure 8 A perspective view of one of the two handling units of the embodiment, illustrating the handling The two loading arms of the unit are in a loading position; FIG. 9 is a view similar to FIG. 8 illustrating the loading arms in a loading position; FIG. 10 is a view taken along line X-X in FIG. Sectional view; Figure 11 is a view similar to Figure 4 To illustrate the loading arms at the loading position; FIG. 12 is a perspective view of one of the two molds of this embodiment; and FIG. 13 to FIG. 20 are schematic diagrams of the operation of the conveying units intermittently circulating the molds .

Claims (9)

A vacuum-type automatic cold and hot forming machine includes: a machine unit formed with a heating space and a cooling space lower than the heating space in an up-down direction, the heating space having two first and second-side oppositely arranged first and second directions. An opening, the cooling space has two second openings disposed opposite to each other in the front-rear direction; a heating unit including an upper hot platen located in the heating space, a lower hot platen located in the heating space, and A hot platen driver provided on the machine unit, the hot platen driver is used to drive the upper and lower hot platens in a direction away from each other between a non-heating position and a heating position close to each other. Moving; a cooling unit, comprising an upper cold platen located in the cooling space, a lower cold platen located in the cooling space, and a cold platen driver provided in the machine unit, the cold platen driver is used to drive the The upper and lower cold pressing plates move between a non-cooling position away from each other and a cooling position close to each other along the up and down direction; two vacuum door units, in the front The vacuum door units are oppositely arranged in the direction, and respectively correspond to the first openings. Each vacuum door unit has a door frame movably provided in the machine unit along the front-rear direction, and a door frame and A door frame driving module between the machine units, a vacuum door movably disposed in the door frame along the up-down direction, and two spaced apart from each other in the left and right directions and disposed between the vacuum door and the machine unit Vacuum door driver, each vacuum door driver has a first pivot end portion pivotally connected to the machine unit, and a second pivot end portion pivotally connected to the vacuum door, the vacuum door drivers are used to The vacuum door is driven to move in the up-down direction relative to the door frame between a door opening position that does not cover one of the corresponding first openings, and a door closing position that covers the corresponding one of the first openings. When the door is in the closed position, the door frame driving module is used to drive the door frame to drive the vacuum door to move between a vacuum breaking position and a vacuum position relative to the machine unit along the front-rear direction. At the vacuum breaking position, the vacuum door does not seal the corresponding one of the first openings, and when the vacuum door is at the vacuum position, the vacuum door hermetically seals the corresponding one of the first openings; and Two conveying units are oppositely disposed on the machine unit in the front-rear direction, and each of the conveying units includes a movably disposed on the machine unit in the vertical direction and located in the heating space and the cooling in the front-rear direction. A work table outside the space, a work table driver provided on the machine unit, and a carrier module provided on the work table, the work table driver is used to drive the work table to move adjacent to the up and down direction. One of the heating space and the cooling space, the carrier module has two carrier arms arranged at intervals in the left-right direction and synchronously movable along the front-rear direction on the workbench, and one provided in the work The carrier arm driving mechanism of the table, each carrier arm has at least two mold bearing grooves (mold bearing part) arranged at intervals along the front-back direction, and the carrier arm driving mechanism is used to drive the carrier arms along the front and rear The direction moves between a loading position located outside the one of the heating space and the cooling space, and a loading position extending into the heating space and the cooling space. The vacuum automatic cold and hot forming machine according to claim 1, further comprising two molds, each of the load arms having two mold bearing grooves (mold bearing portions) spaced apart along the front-to-rear direction, and each mold has four pairs of opposites. The supporting rod portions provided and located on the left and right sides, one of which is a mold carrying slot (mold supporting portion) of a carrier arm of a carrier module of a handling unit for removably carrying a supporting rod of one of the molds The mold bearing grooves (mold bearing portions) of the carrier arms of the carrier module of the other conveying unit are respectively used to removably carry the supporting rod portions of the other molds of these molds. The molds are intermittently transported between the lower hot platen and the lower cold platen. The vacuum automatic cold and hot forming machine according to claim 2, wherein each mold includes a lower mold, an upper mold pivotally connected to the lower mold, and two supporting pieces respectively disposed on the left and right sides of the lower mold, One of the supporting members has two of the supporting rod portions, the supporting rod portions of one of the supporting members are spaced apart along the front-rear direction, and the other supporting member has the other two of the supporting rod portions. The supporting rod portions of the other supporting member are disposed at intervals along the front-rear direction. The vacuum automatic cold and hot forming machine according to claim 1, wherein the hot platen driver is a press cylinder, and the hot platen driver is used to drive the upper hot platen to the non-heated position relative to the lower hot platen. Moving from the heating position, the cold platen driver is a kind of pressure cylinder, and the cold platen driver is used to drive the lower cold platen to move between the non-cooling position and the cooling position relative to the upper cold platen. The vacuum automatic cold and hot forming machine according to claim 1, wherein the machine unit includes two side plates spaced apart in the front-to-rear direction, the first openings are respectively formed on the side plates, and the vacuum door has a A door plate and an air-tight ring arranged on the inner side of the door plate; the door frame driving module has a plurality of door frame driving cylinders; each door frame driving cylinder has a first cylinder body arranged on the machine unit; and A first piston rod that is telescopically disposed in the first cylinder body and connected to the door plate along the front-to-rear direction. When the vacuum door is in the vacuum-breaking position, the vacuum door and the corresponding one of the side plates are spaced from each other. When the vacuum door is in the vacuum position, the airtight ring of the vacuum door abuts the corresponding one of the side plates and surrounds the corresponding one of the first openings. The vacuum automatic cold and hot forming machine according to claim 5, wherein the vacuum door further includes two pivot rods which are arranged on the outer side of the door panel at intervals in the left-right direction and extend outward in the left-right direction. The vacuum door driver is a pressure cylinder. Each vacuum door driver includes a second cylinder body and a second piston rod which is telescopically disposed on the second cylinder body along the vertical direction. The second cylinder body has the first cylinder body. A pivot end portion, the second piston rod has the second pivot end portion, and the second pivot end portion of the second piston rod of each vacuum door driver is pivotally connected to a respective pivot rod. The vacuum automatic cold and hot forming machine according to claim 1, wherein the carrier module further includes a connecting bar connected between the outer ends of the carrier arms in the front-rear direction along the left-right direction, The carrier arm driving mechanism has two rack portions respectively disposed on the bottom side of the carrier arms, a hydraulic motor disposed on the table, and a transmission shaft extending in the left-right direction and rotatably disposed on the table. And two driven gears which are respectively arranged on both ends of the transmission shaft and mesh with the rack portions, the hydraulic motor has an output shaft, and one is arranged on the output shaft and meshes with one of the driven gears Driving gear. The vacuum automatic cold and hot forming machine according to claim 7, wherein the rack portions of the carrier arm driving mechanism are integrally provided on the bottom sides of the carrier arms, respectively. The vacuum automatic cold and hot forming machine according to claim 7, wherein the table driver is a pressure cylinder, and the table driver includes a third cylinder provided on the table unit, and a vertical A third piston rod is telescopically disposed on the third cylinder body and connected to the workbench.