Phenolic resin forming material single-hole flow detection device

Abstract

The utility model relates to the technical field of molding material flow detection, and discloses a phenolic resin molding material single-hole flow detection device, which comprises a main body assembly and a working table, a stamping mechanism is arranged on the working table, a lower die is arranged on the working table, an upper die is arranged on one side of the lower die, and a discharge hole is fixed on the lower die; and the heat preservation assembly is located on the lower die and comprises a lower constant-temperature plate movably connected to the lower die, one side of the upper die is movably connected with an upper constant-temperature plate, and the lower die is sleeved with a sleeve. The die has the beneficial effects that the constant-temperature sleeve is additionally arranged at the periphery of the lower die, the hot oil is arranged in the sleeve, and the oil is always kept at the temperature required by material melting by utilizing a heat circulating system, so that the die can be directly and uniformly heated, the heat transfer distance is shortened, and the heat transfer efficiency is improved; and residual materials in the discharge hole can be cleaned, so that the detection accuracy is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of forming material flow detection technology, especially a phenolic resin forming material single -hole flow detection device. BACKGROUND

[0002] Phenolic resin as an important high polymer material has wide application in multiple industrial fields, when the fluidity of phenolic resin forming material is detected, the commonly used method is to use a punch to apply pressure on multiple groups of phenolic resin in molten state with equal quality, the fluidity of different batches of phenolic resin is distinguished by detecting the time of molten material flowing out of the discharge port, in the punching process, the phenolic resin needs to keep molten state all the time, which requires that the punch die must be maintained in a certain temperature range, most dies are provided with heating plates to maintain the molten state of the material in the die, but due to the long distance between the heating plate and the material, the heat transfer efficiency is low, it is difficult to effectively and stably maintain the temperature required by the material, during the detection process, the temperature of the material is prone to fluctuation, which leads to the premature solidification of part of the material, affects the normal flow of the material, and makes the detection result have large error, and the real fluidity of the phenolic resin cannot be accurately reflected. SUMMARY

[0003] In view of the above and / or existing problems in the phenolic resin forming material single -hole flow detection device, the utility model is proposed.

[0004] Therefore, the problem to be solved by the utility model is that the heating plate is difficult to stably maintain the molten state temperature of the material in the die due to the long distance from the material and the low heat transfer efficiency when detecting the flow of phenolic resin forming material, which causes error in the detection result.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: a phenolic resin forming material single -hole flow detection device, which comprises a main component, a workbench, a punch mechanism arranged on the workbench, a lower die arranged on the workbench, an upper die arranged on one side of the lower die, and a discharge hole fixed to the lower die;

[0006] A heat preservation assembly is located on the lower die and comprises a lower constant temperature plate movably connected to the lower die, an upper constant temperature plate movably connected to one side of the upper die, a sleeve arranged on the outside of the lower die, and an oil inlet and an oil outlet formed in the sleeve;

[0007] A cleaning assembly is arranged on one side of the discharge hole and comprises a cleaning piece, a moving column arranged on one side of the discharge hole, a fixed block fixed to one side of the moving column, a sliding groove formed in the fixed block, a moving block arranged in the sliding groove, and an arc plate fixed to one end of the moving block.

[0008] As a preferred scheme of the phenolic resin forming material single-hole flow detection device, the cleaning assembly further comprises a trigger arranged on the moving column, a first moving groove is formed in the moving column, a cylinder is arranged in the first moving groove, a rotating groove is formed in the moving column, a rotating sleeve is connected to the rotating groove through a bearing, and a rotating disc is fixed to one side of the rotating sleeve.

[0009] As a preferred scheme of the phenolic resin forming material single-hole flow detection device, a threaded groove is formed in the rotating sleeve, and a sliding block is fixed to the cylinder.

[0010] As a preferred scheme of the phenolic resin forming material single-hole flow detection device, an arc-shaped groove is formed in the rotating disc, and a clamping block is fixed to the moving block.

[0011] As a preferred scheme of the phenolic resin forming material single-hole flow detection device, a fixed plate is fixed to the cylinder, and a first spring is fixed to one side of the fixed plate.

[0012] As a preferred scheme of the phenolic resin forming material single-hole flow detection device, the number of arc-shaped plates is multiple, and a connecting strip and rubber cloth are fixed to one side of the arc-shaped plate.

[0013] As a preferred scheme of the phenolic resin forming material single-hole flow detection device, the cleaning assembly further comprises a support arranged on one side of the moving column, a support rod is fixed to the outside of the sleeve, and a support block is fixed to one side of the support rod.

[0014] As a preferred scheme of the phenolic resin forming material single-hole flow detection device, a guide groove corresponding to the support block is formed in the moving column.

[0015] As a preferred scheme of the phenolic resin forming material single-hole flow detection device, a second spring is fixed to one side of the support block, and the other end of the second spring is fixed to the inner wall of the guide groove.

[0016] As a preferred scheme of the phenolic resin forming material single-hole flow detection device, a control mechanism is fixed to one side of the stamping mechanism.

[0017] The utility model has the advantages of: through adding constant temperature sleeve in the lower mould periphery, setting hot oil in the sleeve, using heat cycle system to make oil always keep the temperature required by material melting, making the mould can be heated directly and uniformly, shortening heat transfer distance, improving heat transfer efficiency, and adding cleaning piece for the discharge hole, which can clean the residual material in the discharge hole, thereby improving detection accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor. Among them:

[0019] Figure 1 It is the overall structural drawing of phenolic resin forming material single hole flow detection device.

[0020] Figure 2 It is the sleeve structure diagram of phenolic resin forming material single hole flow detection device.

[0021] Figure 3 It is the sleeve structure diagram of phenolic resin forming material single hole flow detection device. Figure 2 It is the local amplification structure diagram of A place in the middle.

[0022] Figure 4 It is the sleeve section structure diagram of phenolic resin forming material single hole flow detection device.

[0023] Figure 5 It is the fixed block section structure diagram of phenolic resin forming material single hole flow detection device.

[0024] Figure 6 It is the moving column section structure diagram of phenolic resin forming material single hole flow detection device.

[0025] Figure 7 It is the rotating sleeve section structure diagram of phenolic resin forming material single hole flow detection device.

[0026] Figure 8 It is the fixed block structure diagram of phenolic resin forming material single hole flow detection device.

[0027] Figure 9 It is the rotating disc structure diagram of phenolic resin forming material single hole flow detection device. DETAILED DESCRIPTION

[0028] In order to make the above purpose, features and advantages of the utility model more obvious and easy to understand, the following will make detailed description to the specific implementation of the utility model with the drawings in the specification.

[0029] In the following description, a lot of specific details are set forth in order to facilitate a thorough understanding of the present application, but the present application can be practiced in other ways not described herein, and it is understood that the present application is not limited to the specific embodiments described herein, and that similar modifications can be made by those skilled in the art without departing from the spirit of the present application, therefore, the present application is not limited to the specific embodiments disclosed below.

[0030] Secondly, the "one embodiment" or "embodiment" referred to herein means that the specific features, structures or characteristics can be included in at least one implementation of the present application. "In one embodiment" appearing in different places in the specification does not mean the same embodiment, nor is it an embodiment that is independent of or mutually exclusive of other embodiments.

[0031] Embodiment 1

[0032] Reference Figures 1-5 For the first embodiment of the present application, the embodiment provides a phenolic resin forming material single-hole flow detection device, the phenolic resin forming material single-hole flow detection device comprises a main body assembly 100, comprising a workbench 101, the workbench 101 is provided with a punching mechanism 102, the workbench 101 is provided with a lower die 103, the phenolic resin material is placed in the groove of the lower die 103, the lower die 103 is provided with an upper die 104 on one side, the lower die 103 is fixed with a discharge hole 105, the light sensing device is fixed on the discharge hole 105, and the material flow detection is realized by cooperating with PLC. When there is material passing through the detection position, the time of the material passing through will be recorded, which is the prior art, and the present application will not be described in detail, and the working principle can be clearly understood by those skilled in the art. The longer the time of the material passing through, the more viscous the batch of phenolic resin material is, and vice versa, the material has better fluidity.

[0033] When starting detection, the molten phenolic resin material is placed in the lower die 103, the punching mechanism 102 drives the upper die 104 to move downward, and the pressure is applied to the phenolic resin material, and then the phenolic resin material will flow out from the discharge hole 105 and fall into the underlying collecting barrel 107.

[0034] The heat preservation assembly 200 is located on the lower die 103, the heat preservation assembly 200 is provided to ensure that the phenolic resin forming material can always maintain a molten state during the entire punching process, and to ensure the accuracy of the flow detection, the lower die 103 is movably connected with the lower constant temperature plate 201, the upper die 104 is movably connected with the upper constant temperature plate 202 on one side, and the two constant temperature plates can heat the mold, but there is still a certain distance from the material body.

[0035] The lower mold 103 is sleeved with a sleeve 203, the sleeve 203 is provided with an oil inlet 203-1 and an oil outlet 203-2, the sleeve 203 is provided with hot oil, the temperature of the hot oil is kept constant by a heat circulation system, the oil inlet 203-1 and the oil outlet 203-2 are channels for heat circulation, the sleeve 203 wraps the lower mold 103, the heat transfer distance is shortened, and the heat transfer efficiency is improved.

[0036] The temperature of the hot oil in the sleeve 203 is always maintained at 110-120 DEG C, which is always higher than the melting point of the phenolic resin forming material, the hot oil temperature is conducted to the lower mold 103, and then to the internal phenolic resin forming material, so that the molten state can be maintained during the detection process, and the sleeve 203 is provided with a temperature measuring needle 204 on one side, the other end of the temperature measuring needle 204 is located in the lower mold 103, but does not contact the groove in the lower mold 103.

[0037] The cleaning assembly 300 is arranged on one side of the discharge hole 105, and includes a cleaning piece 301, the cleaning piece 301 is used for scraping the residual material in the discharge hole 105, the discharge hole 105 has a certain inclination angle, after stamping, the material in the discharge hole 105 will flow downward under the action of gravity, and a small amount of material will be attached to the inner wall of the discharge hole 105.

[0038] The cleaning piece 301 includes a moving column 3011 arranged on one side of the discharge hole 105, the moving column 3011 is fixed with a fixed block 3012 on one side, the fixed block 3012 is provided with a sliding groove 3012-1, the sliding groove 3012-1 is provided with a moving block 3013, one end of the moving block 3013 is fixed with an arc-shaped plate 3014, the moving block 3013 is used for driving the arc-shaped plate 3014 to move, with the movement of the arc-shaped plate 3014, the arc-shaped plate 3014 can contact and fit with the inner wall of the discharge hole 105, so as to scrape the phenolic resin material remaining in the discharge hole 105.

[0039] The number of the arc-shaped plates 3014 is multiple, one side of the arc-shaped plate 3014 has a sharp end, so that the material attached to the inner wall of the discharge hole 105 can be scraped, and the large arc-shaped side of the arc-shaped plate 3014 has a certain deformation capacity, so that the arc-shaped plate 3014 can fit with the inner wall of the discharge hole 105 after expansion.

[0040] During cleaning, the moving column 3011 is first moved into the discharge hole 105, at this time, the arc-shaped plate 3014 is in a contracted state, and the arc-shaped plate 3014 has a certain distance from the inner wall of the discharge hole 105, so as to ensure that the arc-shaped plate 3014 will not push the material attached to the inner wall of the discharge hole 105 back to the lower mold 103 when the discharge hole 105 is pushed into the discharge hole 105.

[0041] When the moving column 3011 is completely in the discharge hole 105, the arc-shaped plate 3014 is expanded outward and is attached to the inner wall of the discharge hole 105, and then the expanded state of the arc-shaped plate 3014 is maintained, the moving column 3011 is moved out, and thus the material on the inner wall of the discharge hole 105 is scraped off.

[0042] Embodiment 2

[0043] Referring to Figures 5-9 For the second embodiment of the utility model, the embodiment is based on the previous embodiment.

[0044] Specifically, the cleaning assembly 300 further comprises a trigger 302 arranged on the moving column 3011, the trigger 302 is used for triggering the arc-shaped plate 3014 to expand and be attached to the inner wall of the discharge hole 105, the moving column 3011 is provided with a first moving groove 3011-1, the first moving groove 3011-1 is provided with a cylinder 3021, the moving column 3011 is provided with a rotating groove 3011-2, the rotating groove 3011-2 is provided with a rotating sleeve 3022 connected through a bearing, the cylinder 3021 is inserted into the rotating sleeve 3022, and one side of the rotating sleeve 3022 is fixedly provided with a rotating disc 3023.

[0045] The rotating sleeve 3022 is provided with a groove corresponding to the cylinder 3021, and the groove is only communicated to the surface of the rotating sleeve 3022 at one end, in the initial state, the cylinder 3021 is away from the end face of the groove in the rotating sleeve 3022 by a certain distance, and the cylinder 3021 is moved along the first moving groove 3011-1, so as to drive the rotating sleeve 3022 to rotate, thereby making the rotating disc 3023 rotate.

[0046] Specifically, the rotating sleeve 3022 is provided with a threaded groove 3022-1, the cylinder 3021 is fixedly provided with a sliding block 3024, and the sliding block 3024 slides in the threaded groove 3022-1, when the cylinder 3021 moves, the sliding block 3024 slides in the threaded groove 3022-1, so as to make the rotating sleeve 3022 rotate, thereby driving the rotating disc 3023 to rotate, and when the cylinder 3021 cannot continue to move, the sliding block 3024 is located at the end face position of the threaded groove 3022-1.

[0047] Specifically, the rotating disc 3023 is provided with an arc-shaped groove 3023-1, the moving block 3013 is fixedly provided with a clamping block 3025, and the clamping block 3025 slides in the arc-shaped groove 3023-1, in the initial state, the clamping block 3025 is located at the position away from the edge of the rotating disc 3023, at this time, the arc-shaped plate 3014 is in the state of contraction, with the rotation of the rotating disc 3023, the clamping block 3025 slides along the arc-shaped groove 3023-1 and gradually approaches the edge of the rotating disc 3023, so as to make the moving block 3013 move along the sliding groove 3012-1 to the direction close to the inner wall of the discharge hole 105, and thus the arc-shaped plate 3014 gradually approaches and is attached to the inner wall of the discharge hole 105.

[0048] Specifically, the fixed plate 3026 is fixed on the cylinder 3021, the first spring 3027 is fixed on one side of the fixed plate 3026, the cylinder slot 3011-4 corresponding to the fixed plate 3026 is arranged on the moving column 3011, and the other end of the first spring 3027 is fixed to the inner wall of the cylinder slot 3011-4. Through cooperation of the fixed plate 3026 and the first spring 3027, the initial position of the cylinder 3021 is maintained, and after the position of the cylinder 3021 is moved, the cylinder 3021 can be reset under the action of the first spring 3027, so that the rotating disc 3023 rotates reversely, thereby resetting the arc-shaped plate 3014.

[0049] Specifically, the arc-shaped plate 3014 is provided in a plurality of numbers, the arc-shaped plate 3014 is fixed on one side with the connecting strip 3015 and the rubber cloth 3016, the connecting strip 3015 is used for filling gaps between the plurality of arc-shaped plates 3014, has a certain deformation capacity, and can be attached to the inner wall of the discharge hole 105 when the arc-shaped plate 3014 expands and is attached to the inner wall of the discharge hole 105, so that the materials at each position can be scraped off.

[0050] The rubber cloth 3016 is arranged to prevent the materials from falling again to the inner wall of the discharge hole 105 from the other side of the arc-shaped plate 3014 when the materials are scraped out. In the scraping process, the scraped materials are held by the rubber cloth 3016 and cannot continue to remain in the discharge hole 105. The materials on the rubber cloth 3016 cannot be blocked by the line of sight of the operator, and the additional cleaning is facilitated.

[0051] Embodiment 3

[0052] Reference Figures 1-9 This embodiment is based on the previous two embodiments.

[0053] Specifically, the cleaning assembly 300 further comprises a support 303 for supporting the cleaning piece 301, which is arranged on one side of the moving column 3011 and comprises a support rod 3031 fixed to the sleeve 203, and a support block 3032 fixed to one side of the support rod 3031. The number of the support rod 3031 and the support block 3032 is three, and the position of the support rod 3031 does not hinder the molten materials from falling from the discharge hole 105.

[0054] Specifically, the moving column 3011 is provided with a guide slot 3011-3 corresponding to the support block 3032, and one end of the support block 3032 is in T shape, so that the support block 3032 can move in the guide slot 3011-3 without being separated from the guide slot 3011-3. The three groups of support rods 3031 and support blocks 3032 provide support and limiting for the moving column 3011.

[0055] Specific, support block 3032 one side fixed with the second spring 3033, the other end of the second spring 3033 and the guide groove 3011-3 inner wall fixed, the second spring 3033 to support block 3032 exert a continuous thrust, ensure that in the initial state, support block 3032 and guide groove 3011-3 close to the end face of the discharge hole 105 one side of the paste, at this time, the moving column 3011 will not hinder the molten material from the discharge hole 105 out.

[0056] Specific, punch mechanism 102 one side fixed with the control mechanism 106, the control mechanism 106 can control the relevant parameters of the punch mechanism 102, and control the punch open and close, this is prior art, this scheme will not be described, and those skilled in the art can clearly know the working principle.

[0057] In use, the molten state of phenolic resin material is placed in the lower die 103, the control mechanism 106 controls the punch mechanism 102 to start, driving the upper die 104 to move down, applying pressure to the phenolic resin material, then the phenolic resin material will flow out from the discharge hole 105, and fall into the underlying collection barrel 107, in the process, the upper constant temperature plate 202 and the lower constant temperature plate 201 heat the upper die 104 and the lower die 103, the hot oil in the sleeve 203 is circulated to keep the temperature of the lower die 103 constant, at this temperature, the phenolic resin forming material can maintain the molten state in the detection, thereby improving the detection accuracy.

[0058] After the detection is completed, the heat preservation assembly 200 still continues to work, pushing the moving column 3011 to move into the discharge hole 105, when the moving column 3011 completely enters the discharge hole 105, the cylindrical column 3021 is pushed to move, the sliding block 3024 will slide along the threaded groove 3022-1 to rotate the rotating sleeve 3022, thereby driving the rotating disc 3023 to rotate, with the rotation of the rotating disc 3023, the clamping block 3025 slides along the arc-shaped groove 3023-1 to gradually approach the edge of the rotating disc 3023, thereby making the moving block 3013 move along the sliding groove 3012-1 to the direction close to the inner wall of the discharge hole 105, and then the arc-shaped plate 3014 gradually approaches the inner wall of the discharge hole 105 and is attached thereto.

[0059] Then maintain the cylindrical column 3021 in the state of being pushed, the arc-shaped plate 3014 will maintain the state of being pushed, and then the moving column 3011 is moved out, thereby scraping the material on the inner wall of the discharge hole 105.

[0060] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, not to limit, although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced by equivalent, without departing from the spirit and scope of the technical solutions of the present application, which should be covered in the scope of the claims of the present application.

Claims

1. A single-hole flow detection device for phenolic resin molding materials, characterized in that: include, The main component (100) includes a workbench (101), a stamping mechanism (102) is provided on the workbench (101), a lower die (103) is provided on the workbench (101), an upper die (104) is provided on one side of the lower die (103), and a discharge hole (105) is fixed on the lower die (103). The heat preservation component (200) is located on the lower mold (103) and includes a lower constant temperature plate (201) movably connected to the lower mold (103), an upper constant temperature plate (202) movably connected to one side of the upper mold (104), and a sleeve (203) is provided on the lower mold (103). The sleeve (203) is provided with an oil inlet (203-1) and an oil outlet (203-2). A cleaning component (300) is disposed on one side of the discharge hole (105) and includes a cleaning element (301), including a movable column (3011) located on one side of the discharge hole (105). A fixing block (3012) is fixed on one side of the movable column (3011). The fixing block (3012) has a sliding groove (3012-1). A movable block (3013) is disposed in the sliding groove (3012-1). An arc plate (3014) is fixed at one end of the movable block (3013).

2. The single-hole flow detection device for phenolic resin molding materials as described in claim 1, characterized in that: The cleaning component (300) also includes a trigger (302) disposed on the moving column (3011). The moving column (3011) has a first moving groove (3011-1) and a cylinder (3021) disposed in the first moving groove (3011-1). The moving column (3011) has a rotating groove (3011-2) and a rotating sleeve (3022) is connected to the rotating groove (3011-2) by a bearing. A turntable (3023) is fixed on one side of the rotating sleeve (3022).

3. The single-hole flow detection device for phenolic resin molding materials as described in claim 2, characterized in that: The rotating sleeve (3022) has a threaded groove (3022-1), and the cylinder (3021) has a slider (3024) fixed on it.

4. The single-hole flow detection device for phenolic resin molding materials as described in claim 2 or 3, characterized in that: The turntable (3023) has an arc-shaped groove (3023-1), and the moving block (3013) has a locking block (3025) fixed on it.

5. The single-hole flow detection device for phenolic resin molding materials as described in claim 4, characterized in that: A fixing plate (3026) is fixed on the cylinder (3021), and a first spring (3027) is fixed on one side of the fixing plate (3026).

6. The single-hole flow detection device for phenolic resin molding materials as described in claim 5, characterized in that: There are multiple arc-shaped plates (3014), and a connecting strip (3015) and a rubber cloth (3016) are fixed on one side of the arc-shaped plate (3014).

7. The single-hole flow detection device for phenolic resin molding materials as described in claim 5 or 6, characterized in that: The cleaning assembly (300) also includes a support member (303) disposed on one side of the movable column (3011), including a support rod (3031) fixed outside the sleeve (203), and a support block (3032) fixed on one side of the support rod (3031).

8. The single-hole flow detection device for phenolic resin molding materials as described in claim 7, characterized in that: The movable column (3011) has a guide groove (3011-3) corresponding to the support block (3032).

9. The single-hole flow detection device for phenolic resin molding materials as described in claim 8, characterized in that: A second spring (3033) is fixed on one side of the support block (3032), and the other end of the second spring (3033) is fixed to the inner wall of the guide groove (3011-3).

10. The single-hole flow detection device for phenolic resin molding materials as described in claim 8 or 9, characterized in that: A control mechanism (106) is fixed on one side of the stamping mechanism (102).

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