Foaming forming machine with rotary structure for foaming thermoplastic polyurethane

Abstract

The utility model discloses a rotary structure foaming forming machine for foaming thermoplastic polyurethane. The rotary structure foaming forming machine comprises a mold frame and a first forming mold, through the design of structures such as the first hydraulic cylinder, the gear transmission mechanism and the positioning mechanism, the positioning pin is pulled out of the first forming mold through the positioning mechanism, then the first hydraulic cylinder is matched with the gear transmission mechanism to drive the mold frame to automatically rotate, and the positions of the second forming mold and the third forming mold which are provided with products through foaming forming are adjusted; the positioning mechanism inserts a positioning pin into the first forming die to position the first forming die, an operator takes a product and fixes the second forming die again after disassembling the second forming die, the equipment continuously runs during the period, and the operation is repeated, so that continuous efficient production is realized; according to the utility model, the production efficiency can be effectively improved, so that the equipment does not need to be paused to take products, the equipment can continuously run, and the purposes of time saving, labor saving and high efficiency can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of sole forming technology, specifically to a foaming forming machine with rotary structure for foamed thermoplastic polyurethane. BACKGROUND

[0002] Polyurethane synthetic leather has the advantages of high strength, wear resistance, cold resistance, air permeability, aging resistance, solvent resistance, soft texture, beautiful appearance and excellent processing performance, making it an ideal textile to replace natural leather, with better performance than PVC leather. Therefore, polyurethane synthetic leather is widely used in clothing, shoemaking, luggage and furniture industries.

[0003] The existing foaming forming machine needs to be stopped to take out the product after foaming and forming the sole product. However, the device cannot work while taking out the product, which is time-consuming and laborious, thus reducing the production efficiency of the product. In order to effectively improve the production efficiency, we need to propose a foaming forming machine with rotary structure for foamed thermoplastic polyurethane. SUMMARY

[0004] The utility model discloses a foaming forming machine with rotary structure for foamed thermoplastic polyurethane, which can effectively improve the production efficiency, so that the device can continue to run without stopping to take out the product, thereby achieving the purpose of saving time and labor and high efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A foaming forming machine with rotary structure for foamed thermoplastic polyurethane, comprising a mold frame and a first forming die, the first forming die is provided with multiple groups, multiple groups of the first forming die are fixedly installed with a rotating rod, the side of the mold frame is fixedly installed with multiple groups of supporting seats corresponding to the rotating rod, the rotating rod is rotatably installed in the supporting seat, one side of the first forming die is fixedly installed with a second forming die, the other side of the first forming die is fixedly installed with a third forming die.

[0007] The side of the mold frame is provided with a gear transmission mechanism for driving the rotation of the first forming die, the side of the mold frame is fixedly installed with a first mounting seat, the side of the first mounting seat is fixedly installed with a first hydraulic cylinder for adjusting the gear transmission mechanism.

[0008] The side of the mold frame is provided with multiple groups of positioning mechanisms for positioning the first forming die.

[0009] Preferably, the side of the mold frame is fixedly installed with a fixing seat, and the fixing seat is fixedly installed with a supporting rod for supporting.

[0010] Preferably, the gear mechanism comprises a sliding block, a rack, a gear, a push base and a push block, the sliding block is slidingly installed on the supporting rod, the push base is fixedly installed on the side of the sliding block, the push block is fixedly installed on the telescopic end of the first hydraulic cylinder, one end of the push block is movably inserted into the fixed seat, and one side of the push block is fixedly installed on the side of the sliding block.

[0011] Preferably, the rack and the gear are provided with a plurality of groups, the gear is fixedly installed on the end of the rotating rod, and the rack is fixedly installed on the side of the sliding block.

[0012] Preferably, two groups of the fixing plates are symmetrically installed on the first forming die, and the positioning insertion holes are formed in the two groups of fixing plates.

[0013] Preferably, the positioning mechanism comprises a second mounting seat, a second hydraulic cylinder, a push plate and positioning pins, the second mounting seat is fixedly installed on the side of the mold frame, the second hydraulic cylinder is fixedly installed on the top of the second mounting seat, the push plate is fixedly installed on the telescopic end of the second hydraulic cylinder, the two groups of positioning pins are fixedly installed on the bottom of the push plate, the positioning seats are fixedly installed on the two sides of the supporting seat, the positioning pins penetrate through the positioning seats, and the positioning pins are inserted into the positioning insertion holes.

[0014] Preferably, the first forming cavity is arranged between the first forming die and the second forming die, and the second forming cavity is arranged between the first forming die and the third forming die.

[0015] Preferably, the injection ports, which are in communication with the first forming cavity and the second forming cavity, are formed in the fixing plate.

[0016] Preferably, the injection hose arranged in the mold frame, the two groups of injection insertion rods are fixedly installed on the push plate, the two groups of injection insertion rods are hollow, and the injection hose is in communication with the injection insertion rods.

[0017] Preferably, the lower end of the injection insertion rod is inserted into the injection port in communication with the first forming cavity.

[0018] Compared with the prior art, the utility model has the advantages that:

[0019] The utility model discloses a first hydraulic cylinder, gear drive mechanism, positioning mechanism etc. The positioning mechanism inserts the positioning pin into the first forming mould, realizes its positioning, and the operator takes the product after the second forming mould is disassembled, and fixes the second forming mould again, and the equipment continues to run during this period, so repeatedly, realizes uninterrupted efficient production, the utility model discloses can effectively improve production efficiency, thereby need not to suspend the equipment to take the product, and the equipment can continue to run, and can reach the purpose of saving time and effort and high efficiency, simultaneously, the operator need not to enter the equipment inside and install the mould, and the thermoplastic polyurethane foaming is formed simultaneously on the outside, and the accessory can be installed, guarantees 100% production safety, and improves the security of operator. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the structure schematic diagram of the utility model;

[0021] Figure 2 It is the structure schematic diagram of the utility model part;

[0022] Figure 3 It is the structure schematic diagram of the utility model support rod, first forming mould, second forming mould, third forming mould and gear drive mechanism etc.

[0023] Figure 4 It is the structure schematic diagram of the utility model fixed plate, first forming mould, second forming mould, third forming mould and positioning mechanism etc.

[0024] In the drawing: 1, mould frame;2, fixed seat;3, first mounting seat;4, first hydraulic cylinder;5, support seat;6, first forming mould;7, second forming mould;8, third forming mould;9, positioning seat;10, rotating rod;11, fixed plate;12, positioning hole;13, gear drive mechanism;1301, sliding block;1302, rack;1303, gear;1304, push seat;1305, push block;14, positioning mechanism;1401, second mounting seat;1402, second hydraulic cylinder;1403, push plate;1404, positioning pin;15, injection hose;16, support rod;17, injection plug rod;18, injection port. DETAILED DESCRIPTION

[0025] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0026] Please refer to Figures 1-4 The present application provides a technical solution:

[0027] A rotating structure foaming forming machine for foaming thermoplastic polyurethane, comprising a die frame 1 and a first forming die 6, the first forming die 6 is provided with a plurality of groups, a plurality of groups of the first forming die 6 are fixedly installed with rotating rods 10, a plurality of groups of support seats 5 corresponding to the rotating rods 10 are fixedly installed on the side of the die frame 1, the rotating rods 10 are rotatably installed in the support seats 5, a second forming die 7 is fixedly installed on one side of the first forming die 6, and a third forming die 8 is fixedly installed on the other side of the first forming die 6.

[0028] The side of the die frame 1 is provided with a gear transmission mechanism 13 for driving the first forming die 6 to rotate, a first mounting seat 3 is fixedly installed on the side of the die frame 1, and a first hydraulic cylinder 4 for adjusting the gear transmission mechanism 13 is fixedly installed on the side of the first mounting seat 3.

[0029] The side of the die frame 1 is provided with a plurality of positioning mechanisms 14 for positioning the first forming die 6.

[0030] In an optional embodiment, a fixing seat 2 is fixedly installed on the side of the die frame 1, and a support rod 16 for supporting is fixedly installed in the fixing seat 2.

[0031] It should be noted that the setting of the support rod 16 plays a supporting role for the sliding block 1301, so that the sliding block 1301 can move stably.

[0032] In an optional embodiment, the gear transmission mechanism 13 comprises a sliding block 1301, a rack 1302, a gear 1303, a push seat 1304 and a push block 1305, the sliding block 1301 is slidingly installed on the support rod 16, the push seat 1304 is fixedly installed on the side of the sliding block 1301, the push block 1305 is fixedly installed on the telescopic end of the first hydraulic cylinder 4, one end of the push block 1305 is movably inserted into the fixing seat 2, and the side of the push block 1305 is fixedly installed on the side of the sliding block 1301.

[0033] In an optional embodiment: the rack 1302 and the gear 1303 are provided with multiple groups, the gear 1303 is fixedly installed at the end of the rotating rod 10, the rack 1302 is fixedly installed at the side of the sliding block 1301, and the gear 1303 is engaged with the rack 1302.

[0034] It should be noted that the first hydraulic cylinder 4 cooperates with the gear transmission mechanism 13, thereby playing a role in rotating adjustment of the first forming die 6, the second forming die 7 and the third forming die 8.

[0035] In an optional embodiment: two groups of fixed plates 11 are symmetrically installed on the multiple groups of first forming dies 6, and the two groups of fixed plates 11 are both provided with positioning insertion holes 12.

[0036] In an optional embodiment: the positioning mechanism 14 comprises a second mounting seat 1401, a second hydraulic cylinder 1402, a push plate 1403 and positioning pins 1404, the second mounting seat 1401 is fixedly installed at the side of the mold frame 1, the second hydraulic cylinder 1402 is fixedly installed at the top of the second mounting seat 1401, the push plate 1403 is fixedly installed at the telescopic end of the second hydraulic cylinder 1402, the positioning pins 1404 are provided with two groups, and the two groups of positioning pins 1404 are both fixedly installed at the bottom of the push plate 1403; the two sides of the support seat 5 are both fixedly installed with positioning seats 9, the positioning pins 1404 penetrate through the positioning seats 9, and the positioning pins 1404 are inserted into the positioning insertion holes 12.

[0037] It should be noted that the second hydraulic cylinder 1402, the push plate 1403 and the positioning pins 1404 cooperate, thereby enabling the positioning pins 1404 to be inserted into the positioning insertion holes 12 to fix and position the first forming die 6, and improving the stability of the first forming die 6.

[0038] In an optional embodiment: a first forming cavity is arranged between the first forming die 6 and the second forming die 7, and a second forming cavity is arranged between the first forming die 6 and the third forming die 8.

[0039] In an optional embodiment: a plurality of injection ports 18 that communicate with the first forming cavity and the second forming cavity are arranged on the fixed plate 11.

[0040] In an optional embodiment: it further comprises an injection hose 15 arranged in the mold frame 1, two groups of injection insertion rods 17 are fixedly installed on the push plate 1403, the two groups of injection insertion rods 17 are both hollow, the injection hose 15 communicates with the injection insertion rods 17, and the lower ends of the injection insertion rods 17 are inserted into the injection ports 18 that communicate with the first forming cavity.

[0041] It should be noted that the foamed thermoplastic polyurethane is injected into the first forming cavity or the second forming cavity through the cooperation of the injection hose 15, the injection insertion rods 17 and the injection ports 18. It should be noted that the foamed thermoplastic polyurethane is injected into the first forming cavity or the second forming cavity through the cooperation of the injection hose 15, the injection insertion rods 17 and the injection ports 18.

[0042] In specific use, first, the foamed thermoplastic polyurethane is injected into the first forming cavity between the first forming die 6 and the second forming die 7 through the injection hose 15, so that the foamed thermoplastic polyurethane is foamed and formed in the first forming cavity, when after the foaming and forming, the second hydraulic cylinder 1402 is started, so that the telescopic rod of the second hydraulic cylinder 1402 is retracted to drive the push plate 1403 to move, so that the push plate 1403 drives the positioning pin 1404 and the injection plug rod 17 to move when moving, so that the positioning pin 1404 can be moved out of the positioning hole 12, and the injection plug rod 17 can be moved out of the injection port 18;

[0043] When the positioning pin 1404 is moved out of the positioning hole 12, and the injection plug rod 17 is moved out of the injection port 18, the first hydraulic cylinder 4 is started, and the telescopic end of the first hydraulic cylinder 4 pushes the push block 1305, so that the push block 1305 can push the sliding block 1301 through the push seat 1304, so that the sliding block 1301 can drive the gear 1303 to rotate through the rack 1302 when moving, so that the gear 1303 can drive multiple sets of first forming dies 6 to rotate simultaneously through the rotating rod 10 when rotating, and the positions of the second forming die 7 and the third forming die 8 are adjusted when the first forming die 6 rotates, so that the second forming cavity moves to the lower side of the positioning pin 1404 and the injection plug rod 17;

[0044] The second hydraulic cylinder 1402 is started, so that the telescopic rod of the second hydraulic cylinder 1402 pushes the push plate 1403, so that the push plate 1403 drives the positioning pin 1404 and the injection plug rod 17 to descend, so that the positioning pin 1404 is inserted into the positioning hole 12, and the injection plug rod 17 is inserted into the injection port 18, at this time, the foamed thermoplastic polyurethane can be continuously injected into the second forming cavity between the first forming die 6 and the third forming die 8 for foaming and forming, and after the second forming die 7 is disassembled, the product foamed and formed in the first forming cavity can be taken, during which the equipment continues to run, realizing uninterrupted and efficient production, so that the production efficiency can be improved, and the equipment does not need to be paused for taking the product, and the equipment can continue to run, thereby achieving the purpose of saving time and effort and being efficient, at the same time, the second forming die 7 and the third forming die 8 are assembled outside the equipment by the operator, and the operator does not need to enter the equipment to install the dies, 100% guaranteeing the production safety and improving the safety of the operator.

[0045] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A rotary structure foaming molding machine for foaming thermoplastic polyurethane, comprising a mold frame (1) and a first molding die (6), characterized in that: The first forming die (6) is provided with a plurality of groups, a plurality of groups of the first forming die (6) are fixedly installed with rotating rods (10), a plurality of groups of supporting seats (5) corresponding to the rotating rods (10) are fixedly installed on the side of the mold frame (1), the rotating rod (10) is rotatably installed in the supporting seat (5), a second forming die (7) is fixedly installed on one side of the first forming die (6), and a third forming die (8) is fixedly installed on the other side of the first forming die (6). The side of the mold frame (1) is provided with a gear transmission mechanism (13) for driving the first forming die (6) to rotate, the side of the mold frame (1) is fixedly installed with a first mounting seat (3), and the side of the first mounting seat (3) is fixedly installed with a first hydraulic cylinder (4) for adjusting the gear transmission mechanism (13). The side of the mold frame (1) is provided with a plurality of positioning mechanisms (14) for positioning the first forming die (6).

2. A rotary structural foam molding machine for foaming thermoplastic polyurethane according to claim 1, characterized in that: The side of the mold frame (1) is fixedly installed with a fixing seat (2), and the fixing seat (2) is fixedly installed with a supporting rod (16) for supporting.

3. A rotary structural foam molding machine for foaming thermoplastic polyurethane according to claim 2, characterized in that: The gear transmission mechanism (13) comprises a sliding block (1301), a rack (1302), a gear (1303), a push seat (1304) and a push block (1305), the sliding block (1301) is slidably installed on the supporting rod (16), the push seat (1304) is fixedly installed on the side of the sliding block (1301), the push block (1305) is fixedly installed at the telescopic end of the first hydraulic cylinder (4), one end of the push block (1305) is movably inserted into the fixing seat (2), and the side of the push block (1305) is fixedly installed on the side of the sliding block (1301).

4. A rotary structural foam molding machine for foaming thermoplastic polyurethane according to claim 3, characterized in that: The rack (1302) and the gear (1303) are provided with a plurality of groups, the gear (1303) is fixedly installed at the end of the rotating rod (10), and the rack (1302) is fixedly installed on the side of the sliding block (1301).

5. A rotary structural foam molding machine for foaming thermoplastic polyurethane according to claim 1, characterized in that: A plurality of groups of the first forming die (6) are symmetrically installed with two groups of fixing plates (11), and the two groups of fixing plates (11) are both provided with positioning insertion holes (12).

6. A rotary structural foam molding machine for foaming thermoplastic polyurethane according to claim 5, characterized in that: The positioning mechanism (14) comprises a second mounting seat (1401), a second hydraulic cylinder (1402), a push plate (1403) and a positioning pin (1404), the second mounting seat (1401) is fixedly installed on the side of the mold frame (1), the second hydraulic cylinder (1402) is fixedly installed at the top of the second mounting seat (1401), the push plate (1403) is fixedly installed at the telescopic end of the second hydraulic cylinder (1402), the positioning pin (1404) is provided with two groups, the two groups of positioning pins (1404) are both fixedly installed at the bottom of the push plate (1403), the supporting seat (5) is fixedly installed with a positioning seat (9) on both sides, the positioning pin (1404) penetrates the positioning seat (9), and the positioning pin (1404) is inserted into the positioning insertion hole (12).

7. A rotary structural foam molding machine for foaming thermoplastic polyurethane according to claim 6, characterized in that: The first forming die (6) and the second forming die (7) are provided with a first forming cavity, and the first forming die (6) and the third forming die (8) are provided with a second forming cavity.

8. A rotary structural foam molding machine for foaming thermoplastic polyurethane according to claim 7, characterized in that: A plurality of injection ports (18) in communication with the first forming cavity and the second forming cavity are formed in the fixing plate (11).

9. A rotary structural foam molding machine for foaming thermoplastic polyurethane according to claim 8, characterized in that: The injection hose (15) is arranged in the mold frame (1), and two groups of injection inserting rods (17) are fixedly installed on the push plate (1403).

10. A rotary structural foam molding machine for foaming thermoplastic polyurethane according to claim 9, characterized in that: The lower end of the injection inserting rod (17) is inserted into the injection port (18) in communication with the first forming cavity.

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