Raw rubber feeding and cutting device for research and development of addition type pressure-sensitive adhesive

Abstract

The raw rubber feeding and cutting device comprises a material storage tank and a wire pressing device, the material storage tank is provided with a storage cavity, the lower end of the material storage tank is provided with a material outlet, and an inner tooth ball valve is installed at the material outlet; the wire pressing device comprises a base, a top seat is fixedly installed on the base upwards through a fixing rod, a wire pressing cylinder is fixedly installed on the base downwards, a wire pressing hole is formed in the outer side of the wire pressing cylinder, a discharging opening is formed in the base and right opposite to the wire pressing cylinder in a penetrating mode, a receding hole is formed in the material storage tank and right opposite to the wire pressing cylinder, and a nut is installed on the top seat and right opposite to the discharging opening and is in threaded connection with a lead screw. A handle is fixedly installed at the upper end of the lead screw, a pressing head in sliding fit with the wire pressing cylinder is fixedly installed at the lower end of the lead screw, and a scraper blade is fixedly installed in the storage tank and attached to the outer side wall of the wire pressing cylinder in a sliding mode. And a position locking structure is arranged between the base and the storage tank. The raw rubber feeding and cutting device for research and development of the addition type pressure-sensitive adhesive has the advantages of convenience in cleaning and storage, simplicity in operation and convenience in use.

Description

TECHNICAL FIELD

[0001] The utility model relates to laboratory with addition type pressure sensitive adhesive stirring technical field especially relates to a kind of addition type pressure sensitive adhesive research glue feeding cutting device. BACKGROUND

[0002] When carrying out addition type pressure sensitive adhesive product research and development in laboratory, different types of raw rubber of molecular weight are used as raw materials, and in the process of weighing and dissolving, the raw rubber dissolves slowly, and often needs to be stirred with solvent for more than 15 minutes to be basically completely dissolved, which wastes a lot of time, and also makes a large amount of solvent volatilize, affecting the solid content of subsequent research and development products, so a laboratory raw rubber feeding cutting device needs to be designed to pretreat raw rubber in advance to make raw rubber dissolve quickly in solvent, speed up the research and development speed, and prevent large solid content difference. SUMMARY

[0003] In view of the above technical problems of the prior art, the technical problem to be solved by the present application is to provide an addition type pressure sensitive adhesive research raw rubber feeding cutting device which is convenient to clean and store, simple to operate and easy to use.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme:

[0005] An addition type pressure sensitive adhesive research raw rubber feeding cutting device, comprising a storage tank and a wire pressing device, the storage tank has a storage cavity, the lower end of the storage tank is provided with a discharge port, and an internal tooth ball valve is installed at the discharge port;

[0006] The wire pressing device comprises a base, the base is fixedly installed with a top seat upwardly through a fixed rod, the base is fixedly installed with a wire pressing cylinder downwardly, the outer side of the wire pressing cylinder is provided with a wire pressing hole, the base is provided with a discharge port penetratingly opposite to the wire pressing cylinder, the storage tank is provided with a clearance hole opposite to the wire pressing cylinder, the top seat is installed with a nut opposite to the discharge port, the nut is threadedly connected with a lead screw, the upper end of the lead screw is fixedly installed with a handle, the lower end of the lead screw is fixedly installed with a pressure head in sliding cooperation with the wire pressing cylinder, the storage tank is fixedly installed with a scraper, and the scraper is in sliding fit with the outer side wall of the wire pressing cylinder; The position locking structure is arranged between the base and the storage tank.

[0007] In use, the position locking structure fixes the position of the pressure wire device relative to the storage tank, rotating the handle drives the screw rod to rotate, so that the pressure head moves above the base, the raw rubber is put into the pressure wire cylinder through the feeding opening, and then the handle is reversely rotated, the pressure head is driven by the screw rod to extrude the raw rubber, so that the raw rubber moves outward in a strip shape through the pressure wire hole, after the handle is rotated for a certain number of turns, the position locking structure is unlocked, the hand-held fixing rod drives the pressure wire device to rotate, in the rotating process of the pressure wire device, the pressing plate is slidably attached to the outer side wall of the pressure wire cylinder, the raw rubber in a strip shape outside the pressure wire cylinder is cut off, the raw rubber falls downward into the storage cavity of the storage tank, the above process is repeated until the pressure head is attached to the bottom of the pressure wire cylinder, the handle cannot be continuously rotated, the cutting is completed, the inner tooth ball valve is opened, and the raw rubber in a strip shape in the storage cavity is discharged from the discharge opening.

[0008] The lower end of the pressure wire cylinder is conical, and the pressure head has a tapered head which is formed in a shape corresponding to the lower end of the pressure wire cylinder.

[0009] The position locking structure comprises an upper positioning hole formed in the base and a lower positioning hole formed in the storage tank, and a positioning pin is inserted into the upper positioning hole and the lower positioning hole.

[0010] The base is provided with a chamfer opposite the feeding opening.

[0011] An observation window is formed in the storage tank, and the storage tank is provided with a slot opposite the observation window, and a movable plate is inserted into the slot.

[0012] The movable plate is T-shaped.

[0013] In summary, the raw rubber feeding and cutting device for the addition type pressure sensitive adhesive has the advantages of convenient cleaning and storage, simple operation and convenient use. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 FIG. 1 is a structural schematic view of the raw rubber feeding and cutting device for the addition type pressure sensitive adhesive.

[0015] Figure 2 FIG. 4 is a front view of the raw rubber feeding and cutting device for the addition type pressure sensitive adhesive. Figure 1

[0016] Figure 3 FIG. 6 is a left view of the raw rubber feeding and cutting device for the addition type pressure sensitive adhesive. Figure 1

[0017] Figure 4 FIG. 9 is an enlarged schematic view of the pressure wire device.

[0018] Figure 5 FIG. 10 is a partial enlarged schematic view of the raw rubber feeding and cutting device for the addition type pressure sensitive adhesive. Figure 4 DETAILED DESCRIPTION​​​

[0019] The utility model will be further described in detail below in combination with the drawings. In the description of the utility model, it is understood that the orientation words such as "up, down" and "top, bottom" and the like indicated orientation or position relationship is usually based on the orientation or position relationship shown in the drawings, only for the convenience of describing the utility model and simplifying the description, in the absence of the opposite statement, these orientation words do not indicate and imply that the device or element must have a particular orientation or be constructed and operated in a particular orientation, therefore, it can not be understood as the limitation of the protection scope of the utility model, the orientation words "inner, outer" refer to the inner and outer of the contour of each component itself.

[0020] As shown in Figures 1-5 A kind of addition type pressure-sensitive adhesive researches glue feeding and cutting device, including storage tank 1 and pressure wire device, the storage tank has storage cavity, the lower end of the storage tank is provided with discharge port, inner tooth ball valve 2 is installed at the discharge port;

[0021] The pressure wire device includes base 3, the base is fixedly installed with top seat 5 by fixed rod 4 upwards, the base is fixedly installed with pressure wire cylinder 6 downwards, the outer side of the pressure wire cylinder is provided with pressure wire hole 7, discharge port is provided with through in the base opposite pressure wire cylinder, the storage tank is provided with let hole opposite pressure wire cylinder, base is placed on storage tank, nut is installed in the top seat opposite discharge port, the nut is threadedly connected with lead screw 8, the upper end of the lead screw is fixedly installed with handle 9, the lower end of the lead screw is fixedly installed with pressure head 10 that is slidably connected with pressure wire cylinder, scraper 11 is fixedly installed in the storage tank, the scraper is slidably attached with the outer side wall of pressure wire cylinder;Position locking structure is arranged between the base and the storage tank.

[0022] In this way, in use, the position locking structure fixes the position of the pressure wire device relative to the storage tank, rotates the handle to drive the lead screw to rotate, so that the pressure head moves above the base, the raw rubber is placed into the pressure wire cylinder through the discharge port, and then the handle is reversely rotated, the pressure head is driven by the lead screw to extrude the raw rubber, so that the raw rubber moves outward in the form of strips through the pressure wire hole, after the handle is rotated for a certain number of turns, the position locking structure is unlocked, the fixed rod is held to drive the pressure wire device to rotate, and the pressure plate is slidably attached with the outer side wall of the pressure wire cylinder during the rotation of the pressure wire device, so as to cut the raw rubber in the form of strips located outside the pressure wire cylinder, the raw rubber falls downward into the storage cavity of the storage tank, and the above process is repeated until the pressure head is attached with the bottom of the pressure wire cylinder, the handle cannot be continuously rotated, the cutting is completed, the inner tooth ball valve is opened, and the raw rubber in the form of strips in the storage cavity is discharged from the discharge port.

[0023] In implementation, the lower end of the pressing cylinder is conical, and the pressing head is provided with a tapered head which is shaped with the lower end of the pressing cylinder. The tapered head can better extrude the raw rubber. The lower end of the pressing cylinder is conical, and the raw rubber extruded from the lower end of the pressing cylinder can be freely dropped.

[0024] In implementation, the position locking structure comprises an upper positioning hole formed on the base and a lower positioning hole formed on the storage tank, and a positioning pin 12 is inserted into the upper positioning hole and the lower positioning hole. The positioning pin is inserted into the upper positioning hole and the lower positioning hole to limit the position of the pressing device. When the pressing device needs to be rotated, the positioning pin can be pulled out.

[0025] In implementation, the base is provided with a chamfer opposite the discharging opening. The raw rubber is conveniently put in.

[0026] In implementation, the storage tank is provided with an observation window, and the storage tank is provided with a slot opposite the observation window, and a movable plate 13 is inserted into the slot. In the pressing process, the movable plate can be taken out upward to observe the raw rubber outside the pressing cylinder. When the amount of the raw rubber outside the pressing cylinder is certain, the position locking structure is unlocked, the pressing device is rotated, and the raw rubber outside the pressing cylinder is scraped by the scraper. Meanwhile, the movable plate is convenient for cleaning and maintenance. When the pressing hole is blocked, the movable plate can be taken out to process the pressing hole.

[0027] In implementation, the movable plate is T-shaped. It is convenient to take and place.

[0028] Finally, it should be noted that those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the claims of the present application and the statistical number thereof, the present application also intends to include these modifications and variations.

Claims

1. An addition-type pressure-sensitive adhesive research glue feeding and cutting device, characterized in that, The device comprises a storage tank (1) and a pressure feeder, the storage tank has a storage cavity, the lower end of the storage tank is provided with a discharge port, and an inner tooth ball valve (2) is installed at the discharge port; The pressure feeder comprises a base (3), the base is fixedly installed with an upper seat (5) upward through a fixing rod (4), the base is fixedly installed with a pressure cylinder (6) downward, the outer side of the pressure cylinder is provided with a pressure hole (7), the base is provided with a discharge port opposite to the pressure cylinder, the storage tank is provided with a gap hole opposite to the pressure cylinder, the upper seat is installed with a nut opposite to the discharge port, the nut is threadedly connected with a lead screw (8), the upper end of the lead screw is fixedly installed with a handle (9), the lower end of the lead screw is fixedly installed with a pressure head (10) in sliding fit with the pressure cylinder, the storage tank is fixedly installed with a scraper (11), and the scraper is in sliding fit with the outer side wall of the pressure cylinder; a position locking structure is arranged between the base and the storage tank.

2. The additive type pressure sensitive adhesive research glue feeding and cutting device according to claim 1, characterized in that, The lower end of the pressure cylinder is conical, and the pressure head has a tapered head which is shaped with the lower end of the pressure cylinder.

3. The additive type pressure sensitive adhesive research glue feeding cutting device according to claim 2, wherein, The position locking structure comprises an upper positioning hole formed on the base and a lower positioning hole formed on the storage tank, and a positioning pin (12) is inserted and fitted in the upper positioning hole and the lower positioning hole.

4. The additive type pressure sensitive adhesive research glue feeding and cutting device according to claim 3, characterized in that, The base is provided with a chamfer opposite to the discharge port.

5. The additive type pressure sensitive adhesive research glue feeding cutting device according to claim 4, wherein, An observation window is formed on the storage tank, the storage tank is provided with a slot opposite to the observation window, and a movable plate (13) is inserted and fitted in the slot.

6. The additive type pressure sensitive adhesive research glue feeding and cutting device according to claim 5, characterized in that, The movable plate is T-shaped.

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