Automatic temperature adjusting device for foaming of latex sheets

Abstract

The utility model discloses an automatic temperature adjusting device for latex sheet foaming, relates to the technical field of latex foaming, and aims to solve the technical problem that an existing automatic temperature adjusting device for latex sheet foaming is poor in functionality, the automatic temperature adjusting device comprises a sealing machine shell, and an air entraining assembly, a temperature control heating pipe and a stirring assembly are installed in the sealing machine shell. Gas which is continuously introduced in latex air entraining, heating and stirring foaming stages enters the bottom of the pneumatic box from the one-way air outlet assembly, the gas to be exhausted pushes a piston piece in the sealed pneumatic box upwards until air can be exhausted from an air leakage hole, meanwhile, a first contact piece and a second contact piece are communicated, a temperature control heating pipe is communicated, and heating work is started. When foaming is completed, gas is not supplied any more, and the piston piece is pushed upwards due to insufficient gas, the first contact piece and the second contact piece are separated and disconnected, and the temperature control heating pipe stops working, that is, the temperature control heating pipe can be automatically disconnected according to the latex foaming state, and continuous heating is prevented after foaming is completed.

Description

TECHNICAL FIELD

[0001] The utility model relates to latex foaming technical field more specifically, relate to a kind of latex sheet foaming automatic temperature regulating device. BACKGROUND

[0002] Latex sheet is a kind of thin and soft material made of natural or synthetic latex, and during the production process of latex sheet, a latex foaming machine is used to mix liquid latex, a foaming agent and other additives, and then generate foam through a specific process (such as heating, stirring and pressure). During the foaming process, gas is introduced into the liquid latex to form a foam structure. During the latex foaming process, a temperature-controllable heating element such as a heating tube is generally used for heating.

[0003] The existing latex sheet foaming automatic temperature regulating device completely relies on external switch control temperature during use, and does not set a verification component for the foamed latex. When the foaming is completed and the external control switch does not act due to damage or other reasons, the heating element continues to heat, which affects the performance of the foamed latex. In view of this, the present application provides a kind of latex sheet foaming automatic temperature regulating device. SUMMARY

[0004] The utility model discloses a kind of latex sheet foaming automatic temperature regulating devices to overcome the deficiencies of prior art, adapt to reality needs, to solve the technical problem of current existing latex sheet foaming automatic temperature regulating device poor functionality.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: a kind of latex sheet foaming automatic temperature regulating device, including sealed machine shell, the sealed machine shell is installed with air entraining component, temperature control heating tube and stirring component, the sealed machine shell upper portion gas outlet is installed with pneumatic verification component, the pneumatic verification component includes the one-way air outlet component fixedly installed on the sealed machine shell upper portion gas outlet, the one-way air outlet component gas outlet is connected with the bottom of pneumatic box;

[0006] The pneumatic box includes a sealed gas tank, a plurality of air holes are formed in the upper portion of the sealed gas tank, an air inlet is formed in the bottom of the sealed gas tank, a piston plate is slidably connected to the inner wall of the sealed gas tank, a sealing frame is bonded to the outer wall of the piston plate, a slide rod is fixedly connected to the top of the piston plate, the slide rod is slidably connected to the top of the sealed gas tank, a first contact piece is installed on the top of the piston plate, a second contact piece is elastically installed on the top of the inner wall of the sealed gas tank, the second contact piece can cooperate with the first contact piece, a limiting piece is fixedly connected to the top of the slide rod, and the first contact piece and the second contact piece are electrically connected to the temperature control heating tube.

[0007] Preferably, a base ring is installed on the top of the inner wall of the sealed gas tank by a spring, and the second contact piece is installed on the bottom of the base ring.

[0008] Preferably, the sealing machine shell comprises a shell body, a feeding device is connected to the shell body through a feeding valve and a feeding pipe at a top feeding port of the shell body, and a hopper is integrally connected to the shell body at a bottom of the shell body.

[0009] Preferably, the air injection assembly comprises a plurality of nozzles installed in the sealing machine shell, and the nozzles are connected with an air pump through an air inlet pipe.

[0010] Preferably, the stirring assembly comprises stirring blades rotatably connected in the sealing machine shell, and a power input end of the stirring blades is connected with an electric motor.

[0011] Preferably, the one-way air outlet assembly comprises a one-way air outlet valve installed at an air outlet of the upper portion of the sealing machine shell, the one-way air outlet valve is connected with an air outlet pipe at an air outlet thereof, and the other end of the air outlet pipe is communicated with an air inlet of the bottom of the sealed air tank.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. In the latex air injection, heating and stirring foaming stage, the gas continuously introduced from the one-way air outlet assembly enters the bottom of the pneumatic tank, and the exhaust gas pushes the piston sheet in the sealed pneumatic tank upward until the air can be discharged through the leakage hole, and at the same time, the first contact piece and the second contact piece are communicated, the temperature control heating pipe is communicated to start heating work, when the foaming is completed, no gas is supplied, and the piston sheet is pushed upward due to insufficient gas, the first contact piece and the second contact piece are separated and disconnected, and the temperature control heating pipe stops working, that is, the temperature control heating pipe can be automatically disconnected according to the foaming state of the latex, preventing continuous heating after the foaming is completed, and solving the problem of poor functionality of the current automatic temperature regulating device for latex sheet foaming.

[0014] 2. The utility model further comprises a second contact piece connected with the spring and the base ring at the top of the inner side wall of the sealed air tank, the second contact piece can cooperate with the first contact piece at the top of the piston sheet, so that the first contact piece can contact and communicate with the second contact piece when the first contact piece moves to a certain height area, and only when sufficient gas is discharged, the first contact piece and the second contact piece are communicated, and the temperature control heating pipe can work, thereby further solving the problem of poor functionality of the current automatic temperature regulating device for latex sheet foaming. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a cross-sectional structure schematic view of the utility model;

[0016] Figure 2 It is a whole structure schematic view of the utility model;

[0017] Figure 3 It is a cross-sectional structure schematic view of the pneumatic tank of the utility model;

[0018] Figure 4 It isFigure 3 Structure diagram of the middle A.

[0019] Explanation of figure labels: 1, sealed machine shell; 2, air induction assembly; 3, temperature control heating pipe; 4, stirring assembly; 5, one-way air outlet assembly; 6, pneumatic box; 7, pneumatic calibration assembly;

[0020] 101, shell; 102, feed valve; 103, feed pipe; 104, hopper; 105, discharge valve; 106, discharge pipe;

[0021] 201, spray head; 202, air inlet pipe; 203, air pump;

[0022] 401, stirring blade; 402, motor;

[0023] 501, one-way air outlet valve; 502, air outlet pipe;

[0024] 601, sealed air tank; 602, air hole; 603, air inlet; 604, piston sheet; 605, sealing frame; 606, sliding rod; 607, first contact sheet; 608, second contact sheet; 609, base ring; 6010, spring; 6011, limiting sheet; DETAILED DESCRIPTION

[0025] As Figures 1 to 4 shown, the utility model relates to a kind of latex sheet foaming automatic temperature regulating devices, including sealed machine shell 1, air induction assembly 2, temperature control heating pipe 3 and stirring assembly 4 are installed in sealed machine shell 1, pneumatic calibration assembly 7 is installed in the air outlet of sealed machine shell 1 upper portion, and pneumatic calibration assembly 7 includes the one-way air outlet assembly 5 fixedly installed in the air outlet of sealed machine shell 1 upper portion, and one-way air outlet assembly 5 air outlet is communicated with the bottom of pneumatic box 6;

[0026] The pneumatic box 6 comprises a sealed air tank 601, a plurality of air holes 602 are formed in the upper portion of the sealed air tank 601, an air inlet 603 is formed in the bottom of the sealed air tank 601, a piston sheet 604 is slidably connected to the inner side wall of the sealed air tank 601, a sealing frame 605 is bonded to the outer side wall of the piston sheet 604, a sliding rod 606 is fixedly connected to the top of the piston sheet 604 and slidably connected to the top of the sealed air tank 601, a first contact sheet 607 is installed on the top of the piston sheet 604, a second contact sheet 608 is elastically installed on the top of the inner side wall of the sealed air tank 601 and can be matched with the first contact sheet 607, a limiting sheet 6011 is fixedly connected to the top of the sliding rod 606, and the first contact sheet 607 and the second contact sheet 608 are electrically connected with the temperature control heating pipe 3; in the latex gas induction, heating and stirring foaming stage, the gas continuously introduced into the pneumatic box 6 from the one-way air outlet assembly 5 enters the bottom of the pneumatic box 6, and when the exhaust gas pushes the piston sheet 604 in the sealed pneumatic box 6 upwards, the first contact sheet 607 and the second contact sheet 608 are communicated, the temperature control heating pipe 3 is communicated and starts to work; when the foaming is completed, the gas supply is stopped, and the piston sheet 604 is pushed upwards due to insufficient gas, the first contact sheet 607 and the second contact sheet 608 are separated and disconnected, and the temperature control heating pipe 3 stops working; that is, the temperature control heating pipe 3 can be automatically disconnected according to the foaming state of the latex, and the continuous heating after the foaming is completed is prevented.

[0027] Further, the base ring 609 is installed on the top of the inner side wall of the sealed air tank 601 through the spring 6010, the second contact sheet 608 is installed on the bottom of the base ring 609, the first contact sheet 607 can contact and communicate with the second contact sheet 608 when the first contact sheet 607 moves to a certain height area, and only when sufficient gas is discharged, the first contact sheet 607 and the second contact sheet 608 are communicated, and the temperature control heating pipe 3 can work.

[0028] Further, the sealed machine shell 1 comprises a shell body 101, a feeding device is connected to the feeding inlet of the top of the shell body 101 through a feeding valve 102 and a feeding pipe 103, a hopper 104 is integrally connected to the bottom of the shell body 101, a discharging pipe 106 is connected to the discharging outlet of the bottom of the hopper 104 through a discharging valve 105, and the feeding and discharging are facilitated.

[0029] Further, the air induction assembly 2 comprises a plurality of spray heads 201 installed in the sealed machine shell 1, and the spray heads 201 are connected with air pumps 203 through air inlet pipes 202, so that the air is conveniently introduced.

[0030] Further, the stirring assembly 4 comprises stirring blades 401, the stirring blades 401 are rotatably connected in the sealed machine shell 1, and the power input end of the stirring blades 401 is connected with an electric motor 402, so that the introduced air and the latex are mixed.

[0031] Further, the one-way air outlet assembly 5 comprises a one-way air outlet valve 501 installed on the upper air outlet of the sealing shell 1, and the one-way air outlet valve 501 is connected with an air outlet pipe 502, and the other end of the air outlet pipe 502 is communicated with the air inlet 603 at the bottom of the sealed gas tank 601, so as to facilitate the air discharged from the sealing shell 1 to enter the sealed gas tank 601.

[0032] Working principle: the embodiment provides a latex sheet foaming automatic temperature regulating device, when using, the latex gas entraining, heating, stirring foaming stage continuously incoming gas, from one-way air outlet assembly 5 into pneumatic tank 6 bottom, wait for exhaust body to push the piston piece 604 in the sealed pneumatic tank 6 inside upwards, until the leakage air hole 602 can exhaust, simultaneously, first contact piece 607 and second contact piece 608 are communicated, and temperature control heating tube 3 is communicated to start heating work, when foaming is completed, no longer supplies gas, and gas is insufficient to push the piston piece 604 upwards, first contact piece 607 and second contact piece 608 are separated and disconnected, and temperature control heating tube 3 stops working, that is, temperature control heating tube 3 can be automatically disconnected according to the latex foaming state, to prevent continuous heating after foaming is completed, before working, the latex raw material is added into the shell 101 through the feeding assembly, feed pipe 103 and feed valve 102, is powered by external power supply, the air pump 203 and motor 402 are opened by external switch, the air pump 203 introduces gas into the sealed shell 101 through the air inlet pipe 202 and the spray head 201, the motor 402 drives the stirring blade 401 to rotate and mixes the gas and the latex raw material to foam, simultaneously, since the gas is continuously introduced into the sealed shell 101, the excess gas enters the sealed gas tank 601 from the one-way air outlet valve 501, air outlet pipe 502 and air inlet 603, the piston piece 604 is pushed upwards, the piston piece 604 and the slide rod 606 slide upwards in the sealed gas tank 601, until the first contact piece 607 rises to the height region of the second contact piece 608, the piston piece 604 and the slide rod 606 continue to rise, the first contact piece 607 still contacts the second contact piece 608 and extrudes the second contact piece 608 upwards, the spring 6010 is compressed and shortened, until the leakage air hole 602, the gas in the sealed shell 101 is continuously discharged from the air hole 602 of the sealed gas tank 601, since the gas is continuously generated during foaming, the piston piece 604 is always pushed upwards, the first contact piece 607 and the second contact piece 608 are always in contact, since the first contact piece 607 and the second contact piece 608 are two metal contact pieces, when the two metal contact pieces contact, the point contact switch is closed and allows current to flow, and the temperature control heating tube 3 is connected with the temperature control heating tube 3, the temperature control heating tube 3 normally works and is heated, the second contact piece 608 connected with the spring 6010 and the base ring 609 is arranged on the inner side wall top of the sealed gas tank 601, the second contact piece 608 can cooperate with the first contact piece 607 on the top of the piston piece 604, so that the first contact piece 607 can contact and communicate with the second contact piece 608 when the first contact piece 607 moves to a certain height region, only when sufficient gas is discharged, the first contact piece 607 and the second contact piece 608 are communicated, and the temperature control heating tube 3 can work, when the air pump 203 is closed after foaming is completed, no gas is generated, and the gas is insufficient to push the piston piece 604 upwards, the first contact piece 607 and the second contact piece 608 are separated and disconnected, and the temperature control heating tube 3 stops working, that is, the temperature control heating tube 3 can be automatically disconnected according to the latex foaming state,Prevent foaming complete still continue heating (temperature control heating tube 3, feed valve 102, discharge valve 105, air pump 203, motor 402, one-way air outlet valve 501, first contact 607 and second contact 608 are all existing products on the market and are all connected with external power supply and external switch).

[0033] The embodiments of the present application disclose the preferred embodiments, but are not limited to this, and the ordinary skilled in the art can easily understand the spirit of the present application according to the above-mentioned embodiments, and make different inferences and changes, as long as they do not deviate from the spirit of the present application, they are within the protection scope of the present application.

Claims

1. A latex sheet foaming automatic temperature regulating device, characterized by, Including sealed machine shell (1), air entrainment assembly (2), temperature control heating pipe (3) and stirring assembly (4) are installed in the sealed machine shell (1), the air outlet of the upper portion of the sealed machine shell (1) is provided with a pneumatic calibration assembly (7), the pneumatic calibration assembly (7) includes a one-way air outlet assembly (5) fixedly installed on the air outlet of the upper portion of the sealed machine shell (1), the one-way air outlet assembly (5) is communicated with the bottom of the pneumatic box (6) through the air outlet; The pneumatic box (6) includes a sealed air tank (601), a plurality of air holes (602) are formed in the upper portion of the sealed air tank (601), an air inlet (603) is formed in the bottom of the sealed air tank (601), a piston sheet (604) is slidably connected to the inner side wall of the sealed air tank (601), a sealing frame (605) is bonded to the outer side wall of the piston sheet (604), a sliding rod (606) is fixedly connected to the top of the piston sheet (604), and the sliding rod (606) is slidably connected to the top of the sealed air tank (601); a first contact sheet (607) is installed on the top of the piston sheet (604), a second contact sheet (608) is elastically installed on the top of the inner side wall of the sealed air tank (601), the second contact sheet (608) can cooperate with the first contact sheet (607), and the top of the sliding rod (606) is fixedly connected with a limiting sheet (6011); the first contact sheet (607) and the second contact sheet (608) are electrically connected with the temperature control heating pipe (3).

2. A device for automatic temperature control of foaming of a latex sheet according to claim 1, wherein The inner side wall of the sealed air tank (601) is provided with a base ring (609) on the top through a spring (6010), and the base ring (609) is provided with a second contact sheet (608) on the bottom.

3. The automatic temperature regulating device for latex sheet foaming according to claim 1, wherein, The sealed machine shell (1) includes a shell (101), a feeding valve (102) and a feeding pipe (103) are connected to a feeding device through a feeding port on the top of the shell (101), and a hopper (104) is integrally connected to the bottom of the shell (101); the bottom of the hopper (104) is connected to a discharge pipe (106) through a discharge valve (105).

4. The automatic temperature regulating device for latex sheet foaming according to claim 1, wherein, The air entrainment assembly (2) includes a plurality of nozzles (201) installed in the sealed machine shell (1), and the nozzles (201) are connected with an air pump (203) through an air inlet pipe (202).

5. The automatic temperature regulating device for latex sheet foaming according to claim 1, wherein, The stirring assembly (4) includes a stirring blade (401), which is rotatably connected in the sealed machine shell (1), and the power input end of the stirring blade (401) is connected with a motor (402).

6. The automatic temperature regulating device for latex sheet foaming according to claim 1, wherein, The one-way air outlet assembly (5) includes a one-way air outlet valve (501) installed on the air outlet of the upper portion of the sealed machine shell (1), the one-way air outlet valve (501) is connected with an air outlet pipe (502), and the other end of the air outlet pipe (502) is communicated with the air inlet (603) in the bottom of the sealed air tank (601).

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