Lifting device for sponge foaming process

Abstract

The utility model relates to the field of sponge foaming, in particular to a lifting device in a sponge foaming process, which comprises a bottom plate, an oven is fixedly mounted at the top of the bottom plate, and a support is mounted at the top of the oven; the lifting mechanism is installed on the surface of the support and can lift the sponge in the sponge foaming process; during lifting in the sponge foaming process, a servo motor works to drive a third bevel gear to rotate, the third bevel gear is in meshed connection with a second bevel gear to synchronously drive two rotating rods to rotate, and the third bevel gear is in meshed connection with a first bevel gear to drive a lead screw to rotate; and the screw rod is in threaded connection with the threaded sleeve to drive the lifting plate to integrally move upwards, so that the side edge of the sponge is driven to be lifted through the viscosity during sponge foaming, the side edge of the sponge can be integrally lifted during sponge foaming, and the situation that the side edge of the sponge is blocked, and the sponge foaming effect is affected is avoided.

Description

Technical Field

[0001] The utility model relates to the field of sponge foaming, in particular to a lifting device in the sponge foaming process. Background Art

[0002] In the foaming process of polyurethane sponge, polyurethane is mainly used as the raw material and some chemical raw materials are stirred and mixed to produce a chemical reaction. As the liquid raw materials are spread, the heat generated by the chemical reaction solidifies the material body, and the generated gas expands the material into a sponge.

[0003] After searching, it is found that the authorization announcement number is: CN220313975U, which is a lifting device for the sponge foaming process. The device uses a lifting rod to drive one side of the sponge to move, so that the top of the sponge is flat, and then both sides of the sponge can be used normally, thereby improving the utilization rate of the sponge. However, the device can only drive one side of the sponge to lift, and the other side is rotatably installed inside the oven. During the lifting process, it is easy to cause the side of the sponge to be blocked, affecting the sponge foaming effect.

[0004] Therefore, a lifting device for a sponge foaming process is proposed to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a lifting device for the sponge foaming process in order to solve the above-mentioned problem, which improves the problem that the device can only drive one side of the sponge to lift, and the other side is rotatably installed inside the oven, which easily causes the side of the sponge to be blocked during the lifting process, affecting the sponge foaming effect.

[0006] The utility model achieves the above-mentioned purpose through the following technical scheme, a lifting device in the sponge foaming process, comprising: a bottom plate, a drying oven is fixedly installed on the top of the bottom plate, and a bracket is installed on the top of the drying oven; a lifting mechanism, the lifting mechanism is installed on the surface of the bracket and can lift the sponge during the sponge foaming process; wherein, the lifting mechanism comprises a mounting plate, a protective box, a lifting assembly and a disassembling part, the mounting plate is fixedly installed on the inner side wall of the bracket, the protective box is fixedly installed on the bottom of the mounting plate, the lifting assembly is installed inside the drying oven and can lift the sponge, and the disassembling part is installed inside the lifting assembly and can disassemble the lifting structure.

[0007] Preferably, the lifting assembly includes two lifting plates slidably installed on the front and rear sides of the inner cavity of the oven, a threaded sleeve is provided on the top of the lifting plate, a screw rod is installed through the top of the threaded sleeve, the screw rod and the threaded sleeve are threadedly connected, the top of the screw rod is rotatably connected to the top of the mounting plate through a bearing, and a first bevel gear is provided on the top of the screw rod surface.

[0008] Preferably, rotating rods are provided on the front and rear sides of the bottom of the mounting plate, and second bevel gears are fixedly installed at both ends of the two rotating rods, wherein the two second bevel gears are meshingly connected with the first bevel gear, and a servo motor is fixedly installed on the top of the mounting plate, and the output end of the servo motor passes through the mounting plate and extends to the bottom of the mounting plate, and a third bevel gear is fixedly installed on the output end of the servo motor, and the third bevel gear is meshingly connected with the other two second bevel gears.

[0009] Preferably, an insert block is fixedly installed on the top of the lifting plate, a slot is provided at the bottom end of the threaded sleeve, mounting grooves are provided at the bottom of the surface of the threaded sleeve and on both sides of the slot, a slide plate is slidably installed inside the mounting groove, a connecting rod is fixedly installed on one side of the slide plate, an end of the connecting rod away from the slide plate passes through the threaded sleeve and extends to the outside of the threaded sleeve, an insert rod is fixedly installed on the other side of the slide plate, an end of the insert rod away from the slide plate passes through the threaded sleeve and extends to the inner cavity of the slot, limiting holes are provided on the top of both sides of the surface of the insert block, and the insert rod is plug-in connected to the limiting holes.

[0010] Preferably, a pull plate is fixedly mounted on one end of the connecting rod located outside the threaded sleeve, and a pull ring is fixedly mounted on one side of the pull plate.

[0011] Preferably, sliding rods are fixedly installed on both sides of the top of the lifting plate, the top ends of the two sliding rods pass through the bracket and extend to the top of the bracket, and the sliding rods are slidably connected to the bracket.

[0012] Preferably, the protection box is sleeved on the surface of the rotating rod and the first bevel gear and fixedly connected to the bottom of the mounting plate, and one end of the screw rod passes through the protection box and is rotatably connected to the protection box.

[0013] The beneficial effects of the utility model are:

[0014] 1. When the sponge is lifted during foaming, the servo motor drives the third bevel gear to rotate, and the third bevel gear drives the two rotating rods to rotate synchronously through the meshing connection with the second bevel gear, and drives the screw rod to rotate through the meshing connection with the first bevel gear, and the screw rod drives the lifting plate to move upward as a whole through the threaded connection with the threaded sleeve, so that the side of the sponge is lifted by the viscosity of the sponge during foaming, which can lift the side of the sponge as a whole when the sponge is foaming, avoiding the side of the sponge being blocked and affecting the foaming effect of the sponge;

[0015] 2. After the lifting plate has been used for a period of time, the staff pulls the pull plate outward, and drives the slide plate to move outward through the fixed connection between the pull plate and the connecting rod, and simultaneously drives the insertion rod to move outward and separate from the limiting hole, so that the lifting plate can be disassembled. When the lifting plate needs to be installed, repeat the above steps to insert the insertion rod into the inner cavity of the limiting hole, which makes it easy to disassemble and clean the lifting plate and avoids excessive adhesion of the sponge at the bottom of the lifting plate after the lifting plate has been used for a period of time, which affects the lifting effect during the sponge foaming process. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a partial structural schematic diagram of the utility model;

[0018] Figure 3 for Figure 2 Enlarged view of area A in the middle;

[0019] Figure 4 This is a schematic diagram of the disassembly and assembly structure of the utility model;

[0020] Figure 5 for Figure 4 Enlarged view of area B in the middle.

[0021] In the figure: 10, bottom plate; 11, oven; 12, bracket; 20, lifting mechanism; 21, mounting plate; 22, protective box; 23, lifting assembly; 231, lifting plate; 232, threaded sleeve; 233, screw; 234, first bevel gear; 235, rotating rod; 236, second bevel gear; 237, servo motor; 238, third bevel gear; 239, slide bar; 24, disassembly and assembly parts; 241, plug block; 242, slot; 245, slide plate; 246, connecting rod; 247, plug rod; 248, limit hole; 249, pull plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] When implementing: Figure 1-5As shown, a lifting device for a sponge foaming process comprises: a base plate 10, a drying oven 11 is fixedly mounted on the top of the base plate 10, a bracket 12 is mounted on the top of the drying oven 11; a lifting mechanism 20, the lifting mechanism 20 is mounted on the surface of the bracket 12 and can lift the sponge during the sponge foaming process; wherein the lifting mechanism 20 comprises a mounting plate 21, a protective box 22, a lifting assembly 23 and a disassembly component 24, the mounting plate 21 is fixedly mounted on the inner side wall of the bracket 12, the protective box 22 is fixedly mounted on the bottom of the mounting plate 21, the lifting assembly 23 is mounted inside the drying oven 11 and can lift the sponge, and the disassembly component 24 is mounted inside the lifting assembly 23 and can disassemble the lifting structure.

[0024] like Figure 1 , Figure 2 and Figure 3 As shown, the lifting assembly 23 includes two lifting plates 231 slidably mounted on the front and rear sides of the inner cavity of the oven 11, a threaded sleeve 232 is provided on the top of the lifting plate 231, a screw rod 233 is installed through the top of the threaded sleeve 232, the screw rod 233 and the threaded sleeve 232 are threadedly connected, the top of the screw rod 233 is rotatably connected to the top of the mounting plate 21 through a bearing, and a first bevel gear 234 is sleeved on the top of the surface of the screw rod 233; a rotating rod 235 is provided on the front and rear sides of the bottom of the mounting plate 21, and second bevel gears 236 are fixedly installed at both ends of the two rotating rods 235, wherein the two second bevel gears 236 are meshedly connected with the first bevel gear 234, a servo motor 237 is fixedly installed on the top of the mounting plate 21, the output end of the servo motor 237 penetrates the mounting plate 21 and extends to the bottom of the mounting plate 21, and a third bevel gear 238 is fixedly installed on the output end of the servo motor 237, and the third bevel gear 238 is meshedly connected with the other two second bevel gears 236;

[0025] In this embodiment, the servo motor 237 drives the third bevel gear 238 to rotate, and the third bevel gear 238 drives the two rotating rods 235 to rotate synchronously through the meshing connection with the second bevel gear 236, and drives the screw rod 233 to rotate through the meshing connection with the first bevel gear 234, and the screw rod 233 drives the lifting plate 231 to move upward as a whole through the threaded connection with the threaded sleeve 232, so that the side of the sponge is lifted by the viscosity of the sponge when it is foamed;

[0026] In this embodiment, sliding rods 239 are fixedly installed on both sides of the top of the lifting plate 231. The top ends of the two sliding rods 239 penetrate the bracket 12 and extend to the top of the bracket 12. The sliding rods 239 are slidably connected to the bracket 12; the stability of the lifting plate 231 can be maintained when the lifting plate 231 rises, thereby preventing the lifting plate 231 from shaking and affecting the lifting effect; the protective box 22 is sleeved on the surface of the rotating rod 235 and the first bevel gear 234 and is fixedly connected to the bottom of the mounting plate 21, and one end of the screw rod 233 penetrates the protective box 22 and is rotatably connected to the protective box 22.

[0027] like Figure 1 , Figure 4 and Figure 5 As shown, an insert block 241 is fixedly installed on the top of the lifting plate 231, a slot 242 is provided at the bottom end of the threaded sleeve 232, and mounting grooves are provided at the bottom of the surface of the threaded sleeve 232 and on both sides of the slot 242, a slide plate 245 is slidably installed inside the mounting groove, a connecting rod 246 is fixedly installed on one side of the slide plate 245, and the end of the connecting rod 246 away from the slide plate 245 passes through the threaded sleeve 232 and extends to the outside of the threaded sleeve 232, and an insert rod 247 is fixedly installed on the other side of the slide plate 245, and the end of the insert rod 247 away from the slide plate 245 passes through the threaded sleeve 232 and extends to the inner cavity of the slot 242, and limiting holes 248 are provided on the top of both sides of the surface of the insert block 241, and the insert rod 247 and the limiting holes 248 are plugged in; a pull plate 249 is fixedly installed on the end of the connecting rod 246 located outside the threaded sleeve 232, and a pull ring is fixedly installed on one side of the pull plate 249;

[0028] The staff pulls the pull plate 249 outward, and drives the slide plate 245 outward through the fixed connection between the pull plate 249 and the connecting rod 246, and simultaneously drives the insertion rod 247 outward and separates it from the limiting hole 248, so that the lifting plate 231 can be disassembled. When the lifting plate 231 needs to be installed, repeat the above steps to insert the insertion rod 247 into the inner cavity of the limiting hole 248.

[0029] When the utility model is lifted during the sponge foaming process, the servo motor 237 works to drive the third bevel gear 238 to rotate, and the third bevel gear 238 synchronously drives the two rotating rods 235 to rotate through the meshing connection with the second bevel gear 236, and drives the screw rod 233 to rotate through the meshing connection with the first bevel gear 234, and the screw rod 233 drives the lifting plate 231 to move upward as a whole through the threaded connection with the threaded sleeve 232, thereby driving the side of the sponge to be lifted through the viscosity of the sponge during foaming; and after the lifting plate 231 has been used for a period of time, the staff pulls the pull plate 249 to move outward, and drives the slide plate 245 to move outward through the fixed connection between the pull plate 249 and the connecting rod 246, and synchronously drives the insertion rod 247 to move outward and separate from the limiting hole 248, so that the lifting plate 231 can be disassembled, and when the lifting plate 231 needs to be installed, repeat the above steps to insert the insertion rod 247 into the inner cavity of the limiting hole 248.

[0030] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A lifting device for the sponge foaming process, It is characterized in that include: A bottom plate (10), a drying oven (11) being fixedly mounted on the top of the bottom plate (10), and a bracket (12) being mounted on the top of the drying oven (11); A lifting mechanism (20), the lifting mechanism (20) being mounted on the surface of the support (12) and being capable of lifting the sponge during the sponge foaming process; The lifting mechanism (20) comprises a mounting plate (21), a protective box (22), a lifting assembly (23) and a disassembly component (24); the mounting plate (21) is fixedly mounted on the inner wall of the bracket (12); the protective box (22) is fixedly mounted on the bottom of the mounting plate (21); the lifting assembly (23) is mounted inside the oven (11) and can lift the sponge; the disassembly component (24) is mounted inside the lifting assembly (23) and can disassemble the lifting structure.

2. A lifting device for a sponge foaming process according to claim 1, Features: The lifting assembly (23) comprises two lifting plates (231) slidably mounted on the front and rear sides of the inner cavity of the oven (11); a threaded sleeve (232) is arranged on the top of the lifting plate (231); a screw rod (233) is installed through the top of the threaded sleeve (232); the screw rod (233) and the threaded sleeve (232) are threadedly connected; the top of the screw rod (233) is rotatably connected to the top of the mounting plate (21) via a bearing; and a first bevel gear (234) is sleeved on the top of the surface of the screw rod (233).

3. A lifting device for a sponge foaming process according to claim 2, Features: A rotating rod (235) is provided on both the front and rear sides of the bottom of the mounting plate (21), and a second bevel gear (236) is fixedly mounted on both ends of the two rotating rods (235), wherein the two second bevel gears (236) are meshingly connected with the first bevel gear (234); a servo motor (237) is fixedly mounted on the top of the mounting plate (21), and the output end of the servo motor (237) passes through the mounting plate (21) and extends to the bottom of the mounting plate (21); a third bevel gear (238) is fixedly mounted on the output end of the servo motor (237), and the third bevel gear (238) is meshingly connected with the other two second bevel gears (236).

4. A lifting device for a sponge foaming process according to claim 2, Features: A plug block (241) is fixedly installed on the top of the lifting plate (231), a slot (242) is provided at the bottom end of the threaded sleeve (232), mounting grooves are provided at the bottom of the surface of the threaded sleeve (232) and on both sides of the slot (242), a slide plate (245) is slidably installed inside the mounting groove, a connecting rod (246) is fixedly installed on one side of the slide plate (245), and the connecting rod (246) is away from the slide plate (245). The end of the slide block (241) passes through the threaded sleeve (232) and extends to the outside of the threaded sleeve (232); the other side of the slide block (245) is fixedly installed with an insertion rod (247); the end of the insertion rod (247) away from the slide block (245) passes through the threaded sleeve (232) and extends to the inner cavity of the slot (242); the tops of both sides of the surface of the insertion block (241) are provided with limiting holes (248), and the insertion rod (247) and the limiting holes (248) are plugged into each other.

5. A lifting device for a sponge foaming process according to claim 4, Features: A pull plate (249) is fixedly mounted on one end of the connecting rod (246) located outside the threaded sleeve (232), and a pull ring is fixedly mounted on one side of the pull plate (249).

6. A lifting device for a sponge foaming process according to claim 2, Features: Sliding rods (239) are fixedly installed on both sides of the top of the lifting plate (231), and the top ends of the two sliding rods (239) penetrate the bracket (12) and extend to the top of the bracket (12), and the sliding rods (239) are slidably connected to the bracket (12).

7. A lifting device for a sponge foaming process according to claim 2, Features: The protection box (22) is sleeved on the surface of the rotating rod (235) and the first bevel gear (234) and is fixedly connected to the bottom of the mounting plate (21); one end of the screw rod (233) passes through the protection box (22) and is rotationally connected to the protection box (22).

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