Feeding device for TPU production

Abstract

The utility model belongs to the technical field of TPU (thermoplastic polyurethane) production, and particularly relates to a feeding device for TPU production, which comprises a base, a support is fixedly connected to the top of the outer surface of the base, a first motor component is fixedly connected to one side of the outer surface of the support, and a spiral feeding device is mounted at the output end of the first motor component. The top of the outer surface of the spiral feeding device is fixedly connected with a feeding hopper, one side of the outer surface of the spiral feeding device is fixedly connected with a feeding pipe, the top of the outer surface of the feeding hopper is provided with a cleaning structure, and one side of the outer surface of the feeding pipe is provided with a dredging structure. By arranging the brush, the inner wall of the feeding hopper can be cleaned, so that the situation that some rubber products remain on the inner wall of the feeding hopper, the utilization rate of raw materials is reduced, the machining cost is increased is avoided, and meanwhile the situation that the bottom of the feeding hopper is blocked due to the remaining raw materials, and the feeding process is seriously affected is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of TPU production, in particular to a feeding device for TPU production. Background Art

[0002] The feeding device for TPU production is a device used to add materials in TPU production. TPU is thermoplastic polyurethane, also known as polyurethane rubber, which is a thermoplastic elastomer. TPU has a wide range of applications and excellent physical and mechanical properties. It is widely used in the fields of automobiles, electronics, construction, sports and medical treatment. TPU can also be used to make soles, cable sheaths, adhesives, fabric laminates and hoses.

[0003] The feeding device for TPU production in the prior art mainly includes a base, a bracket, a first motor assembly, a spiral feeding device, a feed hopper and a feeding pipe. When in use, the first motor assembly is started first, and the first motor assembly drives the spiral feeding device to start working. At this time, the processed raw materials are fed into the feed hopper, and the raw materials pass through the feed hopper and are output through the feeding pipe under the action of the spiral feeding device to realize the feeding of the TPU production line. However, in actual use, some rubber products often remain on the inner wall of the feed hopper, resulting in a decrease in the utilization rate of the raw materials, which in turn leads to an increase in processing costs. At the same time, the remaining raw materials may cause blockage at the bottom of the feed hopper, which seriously affects the feeding process.

[0004] In order to solve the above problems, this application proposes a feeding device for TPU production. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a feeding device for TPU production, comprising a base, a bracket is fixedly connected to the top of the outer surface of the base, a first motor assembly is fixedly connected to one side of the outer surface of the bracket, a spiral feeding device is installed at the output end of the first motor assembly, a feed hopper is fixedly connected to the top of the outer surface of the spiral feeding device, a feed pipe is fixedly connected to one side of the outer surface of the spiral feeding device, a cleaning structure is provided at the top of the outer surface of the feed hopper, a dredging structure is provided on one side of the outer surface of the feed pipe, the cleaning structure comprises an annular slide groove and a rectangular frame, a round rod is fixedly connected to the bottom of the outer surface of the rectangular frame, and a brush is fixedly connected to the arc surface of the round rod.

[0006] Preferably, the annular chute is opened at the top of the outer surface of the feed hopper, the inner wall of the annular chute is slidably connected with an annular slider, and the top of the outer surface of the annular slider is fixedly connected with a gear ring.

[0007] Preferably, the outer surface of the gear ring is meshingly connected with a gear, a second motor assembly is fixedly mounted on the bottom of the outer surface of the gear, and the second motor assembly is fixedly connected to the bracket.

[0008] Preferably, a rectangular block is fixedly connected to the inner wall of the gear ring, and the rectangular block is clamped with the rectangular frame. A locking groove is provided on one side of the outer surface of the rectangular block, a locking rod is fixedly connected to the bottom of the inner wall of the locking groove, a locking block is slidably connected to one side of the outer surface of the locking rod, and a locking hole is provided on one side of the outer surface of the rectangular frame, and the locking hole is clamped with the locking block.

[0009] Preferably, the arc surface of the locking rod is sleeved with a first spring, and two ends of the outer surface of the first spring are respectively fixedly connected to one side of the outer surface of the locking block and the bottom of the inner wall of the locking groove.

[0010] Preferably, the dredging structure includes a first rectangular plate, the first rectangular plate is fixedly connected to the arc surface of the feeding pipe, one side of the outer surface of the first rectangular plate is rotatably connected to a rotating rod, one side of the outer surface of the rotating rod is fixedly connected to a second rectangular plate, the outer surface of the second rectangular plate is slidably connected to a push rod, and one side of the outer surface of the push rod is fixedly connected to a dredging cone.

[0011] Preferably, the arc surface of the push rod is sleeved with a second spring, and the two ends of the outer surface of the second spring are respectively fixedly connected to one side of the outer surface of the second rectangular plate and one side of the outer surface of the dredging cone, one side of the outer surface of the push rod is fixedly connected with a handle, one side of the outer surface of the second rectangular plate is provided with a fixing hole, and the outer surface of the first rectangular plate is plugged and connected with a buckle, and the buckle and the fixing hole are plugged and connected.

[0012] The above technical solution of the utility model has the following beneficial technical effects:

[0013] 1. The utility model can clean the inner wall of the feed hopper by setting a brush through the cleaning structure, thereby avoiding some rubber products remaining on the inner wall of the feed hopper, which leads to a decrease in raw material utilization and an increase in processing costs. At the same time, it can avoid the residual raw materials causing blockage at the bottom of the feed hopper, which seriously affects the feeding process.

[0014] 2. The utility model, through the function of the dredging structure and the provision of a dredging cone, can dredge the inner wall of the feeding pipe under the pushing action of the push rod, thereby reducing the difficulty of dredging the feeding pipe when the feeding pipe is blocked. At the same time, it can effectively reduce the risk of internal failure of the spiral feeding device due to blockage. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the annular chute structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the gear ring structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the first spring structure of the utility model;

[0019] Figure 5 This is a schematic diagram of the brush structure of the utility model;

[0020] Figure 6 This is a schematic diagram of the push rod structure of the utility model.

[0021] Reference numerals:

[0022] 1. Base; 2. First motor assembly; 3. Bracket; 4. Spiral feeding device; 5. Feed hopper; 6. Feeding pipe; 7. Cleaning structure; 71. Annular slide; 72. Annular slider; 73. Gear ring; 74. Rectangular block; 75. Rectangular frame; 76. Round rod; 77. Brush; 78. Gear; 79. Second motor assembly; 710. Positioning groove; 711. Positioning rod; 712. Positioning block; 713. Positioning hole; 714. First spring; 8. Dredging structure; 81. First rectangular plate; 82. Rotating rod; 83. Push rod; 84. Dredging cone; 85. Second spring; 86. Handle; 87. Fixing hole; 88. Buckle; 89. Second rectangular plate. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0024] like Figure 1-6 As shown, the utility model proposes a feeding device for TPU production, including a base 1, a bracket 3 is fixedly connected to the top of the outer surface of the base 1, a first motor assembly 2 is fixedly connected to one side of the outer surface of the bracket 3, a spiral feeding device 4 is installed at the output end of the first motor assembly 2, a feed hopper 5 is fixedly connected to the top of the outer surface of the spiral feeding device 4, a feed pipe 6 is fixedly connected to one side of the outer surface of the spiral feeding device 4, a cleaning structure 7 is arranged on the top of the outer surface of the feed hopper 5, and a dredging structure 8 is arranged on one side of the outer surface of the feed pipe 6.

[0025] Specifically, Figure 2-5As shown: the cleaning structure 7 includes an annular chute 71 and a rectangular frame 75. The bottom of the outer surface of the rectangular frame 75 is fixedly connected with a round rod 76. The arc surface of the round rod 76 is fixedly connected with a brush 77. By setting the brush 77, the inner wall of the feed hopper 5 can be cleaned, thereby avoiding some rubber products remaining on the inner wall of the feed hopper 5, resulting in a decrease in the utilization rate of raw materials, thereby increasing the processing cost, and at the same time avoiding the residual raw materials from causing the bottom of the feed hopper 5 to be blocked, thereby seriously affecting the feeding process. The annular chute 71 is opened at the feed hopper 5. The top of the outer surface of the hopper 5 and the inner wall of the annular groove 71 are slidably connected with an annular slider 72, and the top of the outer surface of the annular slider 72 is fixedly connected with a gear ring 73. By setting the annular groove 71 and the annular slider 72, the brush 77 can be attached to the inner wall of the feed hopper 5 for cleaning, thereby improving the cleaning quality. The outer surface of the gear ring 73 is meshed with a gear 78, and the bottom of the outer surface of the gear 78 is fixedly installed with a second motor assembly 79. The second motor assembly 79 is fixedly connected to the bracket 3. By setting the gear ring 73 and the gear 78, so that the brush 77 can rotate under the driving action of the second motor assembly 79, the inner wall of the gear ring 73 is fixedly connected with a rectangular block 74, the rectangular block 74 and the rectangular frame 75 are clamped, one side of the outer surface of the rectangular block 74 is provided with a clamping groove 710, the bottom of the inner wall of the clamping groove 710 is fixedly connected with a clamping rod 711, one side of the outer surface of the clamping rod 711 is slidably connected with a clamping block 712, one side of the outer surface of the rectangular frame 75 is provided with a clamping hole 713, the clamping hole 713 and the clamping block 712 are clamped, through The rectangular block 74 and the rectangular frame 75 are provided so that the brush 77 can be disassembled and assembled, which is convenient for maintenance and replacement. The arc surface of the locking rod 711 is sleeved with a first spring 714. The two ends of the outer surface of the first spring 714 are respectively fixedly connected to one side of the outer surface of the locking block 712 and the bottom of the inner wall of the locking groove 710. By providing the first spring 714, the locking block 712 can pass through the locking hole 713 under the reaction force of the first spring 714, thereby fixing the brush 77 and ensuring its working stability.

[0026] Specifically, as shown in the figure Figure 6As shown, the dredging structure 8 includes a first rectangular plate 81, which is fixedly connected to the arc surface of the feeding pipe 6, and a rotating rod 82 is rotatably connected to one side of the outer surface of the first rectangular plate 81, and a second rectangular plate 89 is fixedly connected to one side of the outer surface of the rotating rod 82, and a push rod 83 is slidably connected to the outer surface of the second rectangular plate 89, and a dredging cone 84 is fixedly connected to one side of the outer surface of the push rod 83. By setting the dredging cone 84, the inner wall of the feeding pipe 6 can be dredged under the pushing action of the push rod 83, thereby reducing the difficulty of dredging the feeding pipe 6 when the feeding pipe 6 is blocked. The arc surface is sleeved with a second spring 85, and the two ends of the outer surface of the second spring 85 are respectively fixedly connected to one side of the outer surface of the second rectangular plate 89 and one side of the outer surface of the dredging cone 84, a handle 86 is fixedly connected to one side of the outer surface of the push rod 83, a fixing hole 87 is opened on one side of the outer surface of the second rectangular plate 89, and a buckle 88 is inserted and connected on the outer surface of the first rectangular plate 81, and the buckle 88 and the fixing hole 87 are inserted and connected. By setting the buckle 88, the first rectangular plate 81 and the second rectangular plate 89 can be fixed, thereby ensuring the stability of the dredging structure 8 when idle.

[0027] The working principle and use process of the utility model are as follows: first, the first motor assembly 2 is started, and the first motor assembly 2 drives the spiral feeding device 4 to start working. At this time, the processed raw materials are sent to the feed hopper 5. The raw materials pass through the feed hopper 5 and are output through the feeding pipe 6 under the action of the spiral feeding device 4 to realize the feeding of the TPU production line. When it is necessary to clean the inner wall of the feed hopper 5, first press the positioning block 712, and then clamp the rectangular frame 75 on the surface of the rectangular block 74. When the positioning block 712 and the positioning hole 713 are aligned, under the reaction of the first spring 714, the positioning block 712 passes through the positioning hole 713, and then the rectangular frame 75 is clamped together. The brush 77 is fixed. At this time, the second motor assembly 79 is started again. The second motor assembly 79 drives the gear 78 to rotate, and then drives the gear ring 73 to rotate. Under the cooperation of the annular slide groove 71 and the annular slider 72, the brush 77 fits the inner wall of the feed hopper 5 for cleaning. When the feed pipe 6 needs to be unblocked, first remove the buckle 88, pull the handle 86, and make the unblocking cone 84 fit the second rectangular plate 89 as close as possible. At this time, use the rotating rod 82 to rotate the second rectangular plate 89, align the unblocking cone 84 with the feed pipe 6, and then push and rotate the handle 86 back and forth to vibrate the unblocking cone 84 against the blockage, thereby completing the unblocking operation.

[0028] It should be understood that the above specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, and do not constitute a limitation on the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. In addition, the claims attached to the present invention are intended to cover all changes and modifications that fall within the scope and boundaries of the attached claims, or the equivalent forms of such scope and boundaries.

Claims

1. A feeding device for TPU production, comprising a base (1), characterized in that: The top of the outer surface of the base (1) is fixedly connected to a bracket (3), one side of the outer surface of the bracket (3) is fixedly connected to a first motor assembly (2), the output end of the first motor assembly (2) is installed with a spiral feeding device (4), the top of the outer surface of the spiral feeding device (4) is fixedly connected to a feed hopper (5), one side of the outer surface of the spiral feeding device (4) is fixedly connected to a feed pipe (6), the top of the outer surface of the feed hopper (5) is provided with a cleaning structure (7), one side of the outer surface of the feed pipe (6) is provided with a dredging structure (8), the cleaning structure (7) comprises an annular slide groove (71) and a rectangular frame (75), the bottom of the outer surface of the rectangular frame (75) is fixedly connected to a round rod (76), and the arc surface of the round rod (76) is fixedly connected to a brush (77).

2. A feeding device for TPU production according to claim 1, characterized in that: The annular chute (71) is opened at the top of the outer surface of the feed hopper (5), the inner wall of the annular chute (71) is slidably connected to an annular slider (72), and the top of the outer surface of the annular slider (72) is fixedly connected to a gear ring (73).

3. A feeding device for TPU production according to claim 2, characterized in that: The outer surface of the gear ring (73) is meshingly connected with a gear (78), and a second motor assembly (79) is fixedly mounted on the bottom of the outer surface of the gear (78), and the second motor assembly (79) is fixedly connected to the bracket (3).

4. A feeding device for TPU production according to claim 2, characterized in that: A rectangular block (74) is fixedly connected to the inner wall of the toothed ring (73), the rectangular block (74) and the rectangular frame (75) are snap-connected, a locking groove (710) is provided on one side of the outer surface of the rectangular block (74), a locking rod (711) is fixedly connected to the bottom of the inner wall of the locking groove (710), a locking block (712) is slidably connected to one side of the outer surface of the locking rod (711), a locking hole (713) is provided on one side of the outer surface of the rectangular frame (75), and the locking hole (713) and the locking block (712) are snap-connected.

5. A feeding device for TPU production according to claim 4, characterized in that: The arc surface of the locking rod (711) is sleeved with a first spring (714), and the two ends of the outer surface of the first spring (714) are respectively fixedly connected to one side of the outer surface of the locking block (712) and the bottom of the inner wall of the locking groove (710).

6. A feeding device for TPU production according to claim 1, characterized in that: The dredging structure (8) comprises a first rectangular plate (81), wherein the first rectangular plate (81) is fixedly connected to the arc surface of the feeding tube (6), one side of the outer surface of the first rectangular plate (81) is rotatably connected to a rotating rod (82), one side of the outer surface of the rotating rod (82) is fixedly connected to a second rectangular plate (89), the outer surface of the second rectangular plate (89) is slidably connected to a push rod (83), and one side of the outer surface of the push rod (83) is fixedly connected to a dredging cone (84).

7. A feeding device for TPU production according to claim 6, characterized in that: The arc surface of the push rod (83) is sleeved with a second spring (85), and the two ends of the outer surface of the second spring (85) are respectively fixedly connected to one side of the outer surface of the second rectangular plate (89) and one side of the outer surface of the dredging cone (84), one side of the outer surface of the push rod (83) is fixedly connected with a handle (86), one side of the outer surface of the second rectangular plate (89) is provided with a fixing hole (87), and the outer surface of the first rectangular plate (81) is plugged with a buckle (88), and the buckle (88) and the fixing hole (87) are plugged and connected.

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