ABS material screw forming device capable of adjusting pressure and temperature

Abstract

The utility model provides an ABS (Acrylonitrile Butadiene Styrene) material screw rod forming device capable of adjusting pressure and temperature, which relates to the technical field of screw rod manufacturing and comprises a base, four groups of support frames which are bent upwards are integrally arranged outside the base, and T-shaped ring seats are fixedly arranged at the tops of the support frames; a connecting channel is fixedly arranged at the top of the T-shaped ring seat; a center module is fixedly arranged in the middle of the bottom of the connecting channel. A hot melting bin is fixedly arranged at the top of the connecting channel, and the lower portion of the interior of the hot melting bin is of a conical hopper type structure. A flow dividing channel is arranged, batch manufacturing can be conducted in a flow dividing mode, a heating net is electrified and heated, plastic is molten and flows downwards to the position among the center module, the movable outer mold and the lower mold body, the threaded rod is formed through injection molding, and subsequent demolding can be conducted, in the period, the temperature can be controlled in a power adjusting mode, and the pressure can be increased or reduced through a pressure air pump; and stable and rapid mass production processing is achieved, follow-up automatic demolding can be achieved, and the problem that an existing device is inconvenient for mass production is solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to screw manufacturing technical field, more specifically, especially relate to a kind of ABS material screw forming device of adjustable pressure and temperature. BACKGROUND

[0002] ABS material is a modified plastic, when making screw, the thermal deformation temperature and mechanical properties of ABS are improved by adding glass fiber reinforced ABS, the molding shrinkage and linear expansion coefficient are reduced, the stable use of screw is ensured, and the screw is made by injection molding, and glass fiber is added during injection molding.

[0003] Based on the above, the currently used forming device adopts centralized injection molding mode, needs single production, is inconvenient for integrated processing to carry out batch production, and the pressure and temperature are adjusted according to needs, and it is inconvenient for rapid demolding, and lacks corresponding control structure. UTILITY MODEL CONTENTS

[0004] In order to solve the above technical problems, the utility model provides a kind of ABS material screw forming device of adjustable pressure and temperature to solve the problems of the existing forming device in the background art, which adopts centralized injection molding mode, needs single production, is inconvenient for integrated processing to carry out batch production, and the pressure and temperature are adjusted according to needs, and it is inconvenient for rapid demolding, and lacks corresponding control structure.

[0005] The purpose and effect of the ABS material screw forming device of adjustable pressure and temperature are achieved by the following specific technical means:

[0006] An ABS material screw forming device of adjustable pressure and temperature, comprising a base, the base is integrally provided with four groups of upwardly turned support frames on the outside, and a T-shaped ring seat is fixedly arranged on the top of the support frame; a connecting channel is fixedly arranged on the top of the T-shaped ring seat; a center module is fixedly arranged in the middle of the bottom of the connecting channel; a hot melt bin is fixedly arranged on the top of the connecting channel, and the inside of the hot melt bin is a conical hopper structure; a shunt channel is formed in the middle of the connecting channel, the top of the shunt channel is communicated with the bottom of the hot melt bin, the bottom of the shunt channel is a twelve-group branch pipe structure, and the middle of the shunt channel is a bucket structure; twelve groups of thread grooves are formed outside the center module, and the center of the bottom port of the shunt channel is aligned with the thread grooves.

[0007] Further, a side gas piston is fixedly arranged on the inside of the T-shaped ring seat, and an active outer mold is fixedly arranged on the extension end of the side gas piston, which can be attached to the outside of the center module to form a complete thread groove.

[0008] Further, the top of the hot melt bin is rotationally provided with a rotation top cover fixed by a thread, a pressure air pump is fixedly arranged in the middle of the top of the rotation top cover; a heating net is fixedly arranged in the hot melt bin, and a heater is arranged on the inner wall of the hot melt bin.

[0009] Further, the top of the base is fixedly provided with a middle piston, a center pile is fixedly arranged at the telescopic end of the middle piston, and the middle piston can slide and insert into the middle of the bottom of the shunt passage through the center module.

[0010] Further, the top of the base is fixedly provided with a ring-shaped seat, four groups of lower mold pistons are fixedly arranged at the top of the ring-shaped seat, a lower mold body is fixedly arranged at the telescopic end of the lower mold piston, and a supporting frame is fixedly arranged outside the lower mold body; the lower mold body can be attached to the bottom of the center module and the movable outer mold.

[0011] Further, the base is externally provided with electromagnetic valves in communication with the middle piston, the ring-shaped seat is externally provided with electromagnetic valves in communication with the lower mold piston, and three groups of electromagnetic valves are externally provided with three-way pipelines connected with a main control air pump.

[0012] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0013] The shunt passage is arranged, the batch production can be realized through the shunt mode, the heating net is powered to heat, the plastic is melted and flows downward to the space between the center module, the movable outer mold and the lower mold body, the plastic is injection molded into a threaded rod, and the subsequent demolding can be realized, the temperature can be controlled by adjusting the power during the demolding, the pressure can be increased or reduced by the pressure air pump, the stable and rapid mass production processing can be realized, the subsequent automatic demolding is convenient for processing.

[0014] The middle piston is arranged, the excess material slightly higher than the shunt position of the shunt passage is conveniently discharged, the middle piston is retracted, the center pile is lowered to the position close to the bottom of the center module, the residual plastic in the shunt passage flows into the middle position of the center module, and the residual material can be removed by completely retracting the middle piston.

[0015] The main control air pump is utilized for demolding control, the electromagnetic valve connected with the side air piston is opened, the gas in the side air piston is extracted by the main control air pump, the movable outer mold is automatically demolded, then the electromagnetic valve connected with the lower mold piston is opened, the gas in the lower mold piston is extracted by the main control air pump, the lower mold body is automatically lowered and demolded, the vertical resistance provided by the thread ensures that the screw rod remains outside the center module, the screw rod is conveniently recycled, and the demolding step can be controlled by utilizing one group of driving. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a three-dimensional structure schematic view of the utility model.

[0017] Figure 2This is a schematic diagram of the tilting structure of this utility model.

[0018] Figure 3 This is a three-dimensional sectional view of the present invention.

[0019] Figure 4 This is a schematic diagram of the axial sectional view of this utility model.

[0020] Figure 5 This is a side-view sectional structural diagram of this utility model.

[0021] In the diagram, the correspondence between component names and drawing numbers is as follows:

[0022] 1. Base; 101. Support frame; 2. T-shaped ring seat; 201. Side air piston; 202. Movable outer mold; 3. Connecting channel; 301. Diversion channel; 4. Central module; 5. Hot melt chamber; 501. Rotating top cover; 502. Pressure air pump; 503. Heating grid; 6. Intermediate piston; 601. Central pile; 7. Ring seat; 701. Lower mold piston; 702. Lower mold body; 703. Support frame; 8. Solenoid valve; 9. Main control air pump. Detailed Implementation

[0023] The embodiments of this utility model will be described in further detail below with reference to the accompanying drawings and examples.

[0024] Example 1:

[0025] As attached Figure 1 To be continued Figure 5 As shown:

[0026] This utility model provides an adjustable pressure and temperature ABS material screw molding device, including a base 1. The base 1 has four sets of upward-turning support frames 101 integrally installed on its exterior. A T-shaped ring seat 2 is fixedly installed on the top of the support frame 101. A connecting channel 3 is fixedly installed on the top of the T-shaped ring seat 2. A central module 4 is fixedly installed in the middle of the bottom of the connecting channel 3. A hot melt chamber 5 is fixedly installed on the top of the connecting channel 3. The lower part of the hot melt chamber 5 has a cone-shaped structure. A diversion channel 301 is opened in the middle of the connecting channel 3. The top of the diversion channel 301 is connected to the bottom of the hot melt chamber 5. The bottom of the diversion channel 301 has a twelve-branch pipe structure, and the middle of the diversion channel 301 has a bucket-shaped structure. Twelve threaded mold grooves are opened on the outside of the central module 4. The center of the bottom port of the diversion channel 301 is aligned with the threaded mold groove.

[0027] Among them, a side air piston 201 is fixedly installed on the inner side of the T-shaped ring seat 2, and a movable outer mold 202 is fixedly installed on the telescopic end of the side air piston 201. The movable outer mold 202 can fit against the outside of the central module 4 to form a complete threaded groove.

[0028] The top of the hot melt bin 5 is rotationally provided with a rotating top cover 501 fixed by threads, and the middle of the top of the rotating top cover 501 is fixedly provided with a pressure air pump 502; the inside of the hot melt bin 5 is fixedly provided with a heating net 503, and the inner wall of the hot melt bin 5 is provided with a heater.

[0029] The top of the base 1 is fixedly provided with a middle piston 6, and the telescopic end of the middle piston 6 is fixedly provided with a center pile 601, and the middle piston 6 can slide and insert into the bottom middle of the shunt passage 301 through the center mold group 4.

[0030] The top of the base 1 is fixedly provided with an annular seat 7, and the top of the annular seat 7 is fixedly provided with four groups of lower mold pistons 701, and the telescopic end of the lower mold piston 701 is fixedly provided with a lower mold body 702, and the outside of the lower mold body 702 is fixedly provided with a receiving frame 703; the lower mold body 702 can be attached to the bottom of the center mold group 4 and the movable outer mold 202.

[0031] The outside of the base 1 is provided with an electromagnetic valve 8 in communication with the middle piston 6; the outside of the annular seat 7 is provided with an electromagnetic valve 8 in communication with the lower mold piston 701; three groups of electromagnetic valves 8 are connected with a main control air pump 9 through a three-way pipe.

[0032] As shown in Figures 1-5 The granulated plastic raw materials and the fibers and other materials that need to be added are poured into the hot melt bin 5 in a quantitative manner, then the rotating top cover 501 is closed, the heating net 503 is powered to heat, the plastic is melted and flows downward, the power is adjusted to control the temperature, and when the plastic is melted, the fibers flow downward and enter the shunt passage 301, and then flow uniformly between the center mold group 4, the movable outer mold 202 and the lower mold body 702 to be injection molded into a threaded rod;

[0033] During this period, the pressure air pump 502 can be used to increase or decrease the pressure, and a pressure sensor can be installed in the hot melt bin 5 to monitor the pressure;

[0034] The excess material generated by melting will be slightly higher than the shunt of the shunt passage 301, the middle piston 6 is retracted, the center pile 601 is lowered to a position close to the bottom of the center mold group 4, and the residual plastic in the shunt passage 301 flows into the middle position of the center mold group 4;

[0035] Finally, the middle piston 6 is completely retracted to remove the residual material.

[0036] Example 2:

[0037] On the basis of example 1, when demolding, the electromagnetic valve 8 connected to the side air piston 201 is opened, and the gas in the side air piston 201 is extracted by the main control air pump 9, so that the movable outer mold 202 is automatically demolded; at this time, the bottom of the screw rod is limited by the lower mold body 702, so that the residual plastic outside the center mold group 4 is

[0038] Then open the electromagnetic valve 8 connected with the lower mold piston 701, use the main control air pump 9 to extract the gas in the lower mold piston 701, make the lower mold body 702 automatically drop and demold, through the vertical resistance provided by the thread, ensure that the screw rod stays outside the center mold group 4, at this time, artificial demolding can be carried out.

[0039] Generally, the screw rod which is easy to demold will naturally fall into the receiving frame 703, and the screw rod which is not easy to demold can be taken out by being lightly pried from the lower end, and the excess flash can be removed by cutting or grinding, or the screw rod can be cut into the required length for use.

[0040] The specific use mode and effect of the embodiment are as follows:

[0041] In the utility model, before processing, the granulated plastic raw materials and the fiber and the like which need to be added are poured into the hot melting bin 5 in a quantitative manner, then the rotary top cover 501 is closed, the heating net 503 is powered and heated, the plastic is melted and flows downward, the power is adjusted to control the temperature, when the plastic is melted and the fiber flows downward, the plastic and the fiber flow into the shunt passage 301 and flow uniformly between the center mold group 4, the movable outer mold 202 and the lower mold body 702, and the plastic is injection molded into a threaded rod; during the process, the pressure air pump 502 can be used to increase or decrease the pressure;

[0042] The excess material will be slightly higher than the shunt of the shunt passage 301, at this time, the middle piston 6 is retracted, the center pile 601 is lowered to a position close to the bottom of the center mold group 4, and the residual plastic in the shunt passage 301 flows into the middle position of the center mold group 4;

[0043] Open the electromagnetic valve 8 connected with the side gas piston 201, use the main control air pump 9 to extract the gas in the side gas piston 201, make the movable outer mold 202 automatically demold, then open the electromagnetic valve 8 connected with the lower mold piston 701, use the main control air pump 9 to extract the gas in the lower mold piston 701, make the lower mold body 702 automatically drop and demold, through the vertical resistance provided by the thread, ensure that the screw rod stays outside the center mold group 4, at this time, artificial demolding can be carried out.

Claims

1. A screw molding device for ABS material with adjustable pressure and temperature, characterized in that, include: The base (1) is integrally provided with four sets of upward-turning support frames (101) on the outside. A T-shaped ring seat (2) is fixedly provided on the top of the support frame (101). A connecting channel (3) is fixedly provided on the top of the T-shaped ring seat (2). A central module (4) is fixedly provided in the middle of the bottom of the connecting channel (3). A hot melt chamber (5) is fixedly provided on the top of the connecting channel (3). The lower part of the hot melt chamber (5) is a cone-shaped structure. A diversion channel (301) is opened in the middle of the connecting channel (3). The top of the diversion channel (301) is connected to the bottom of the hot melt chamber (5). The bottom of the diversion channel (301) is a twelve-branch pipe structure. The middle of the diversion channel (301) is a bucket-shaped structure. Twelve threaded mold grooves are opened on the outside of the central module (4). The center of the bottom port of the diversion channel (301) is aligned with the threaded mold groove.

2. The ABS material screw molding device with adjustable pressure and temperature as described in claim 1, characterized in that: The inner side of the T-shaped ring seat (2) is fixedly provided with a side air piston (201), and the telescopic end of the side air piston (201) is fixedly provided with a movable outer mold (202). The movable outer mold (202) can fit against the outside of the central module (4) to form a complete threaded groove.

3. The ABS material screw molding device with adjustable pressure and temperature as described in claim 1, characterized in that: The top of the hot melt chamber (5) is rotatably provided with a rotating top cover (501) fixed by a threaded lock, and a pressure air pump (502) is fixedly provided in the middle of the top of the rotating top cover (501); a heating mesh (503) is fixedly provided inside the hot melt chamber (5), and a heater is provided on the inner wall of the hot melt chamber (5).

4. The ABS material screw molding device with adjustable pressure and temperature as described in claim 2, characterized in that: The base (1) is fixedly provided with an intermediate piston (6) at the top, and the telescopic end of the intermediate piston (6) is fixedly provided with a central pile (601). The intermediate piston (6) can slide through the central module (4) and be inserted into the bottom middle of the diversion channel (301).

5. The ABS material screw molding device with adjustable pressure and temperature as described in claim 4, characterized in that: The base (1) is fixedly provided with an annular seat (7) at the top, and four sets of lower mold pistons (701) are fixedly provided at the top of the annular seat (7). The telescopic end of the lower mold piston (701) is fixedly provided with a lower mold body (702), and a support frame (703) is fixedly provided on the outside of the lower mold body (702). The lower mold body (702) can fit against the bottom of the central module (4) and the movable outer mold (202).

6. The ABS material screw molding device with adjustable pressure and temperature as described in claim 5, characterized in that: The bottom of the T-shaped ring seat (2) is equipped with a solenoid valve (8) connected to the side air piston (201); the outside of the base (1) is equipped with a solenoid valve (8) connected to the middle piston (6); the outside of the ring seat (7) is equipped with a solenoid valve (8) connected to the lower mold piston (701); the three sets of solenoid valves (8) are equipped with a three-way pipe connected to the main control air pump (9).

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