Melt flow rate detection device

Abstract

The utility model provides a melt flow rate detection device which comprises a main body, a working table arranged on the main body, a heating cylinder arranged above the main body corresponding to the working table, a support frame arranged on the main body, a lifting rod arranged on the support frame and capable of moving up and down relative to the main body, and a lifting plate arranged on the lifting rod, a cleaning part is rotationally connected to the position, corresponding to the heating cylinder, of the lifting plate and is driven by a cleaning motor, the cleaning motor is in transmission connection with the cleaning part through a cleaning transmission mechanism, the cleaning part comprises a rotating shaft, and a plurality of cleaning brushes are arranged on the surface of the rotating shaft; the lifting motor is in transmission connection with the lifting rod through a lifting transmission mechanism, so that the rotating shaft has a first position and a second position. According to the structure, under the cooperation of rotation of the cleaning piece and lifting of the lifting rod, the cleaning brush of the cleaning piece can brush off a detected object remaining on the inner wall of the heating cylinder, and the situation that the next detection result is affected by the remaining of the detected object is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of melt flow rate detection devices, in particular to a melt flow rate detection device. Background Art

[0002] The melt flow rate detection device is a device that heats the object to be tested to a molten state by a heating cylinder, squeezes out the material under a specified weight load, and then regularly cuts and weighs the molten object to be tested, so that the melt flow rate of the object to be tested can be detected by calculation;

[0003] However, during the testing process of the conventional melt flow rate testing device, when the tested material is extruded, part of the tested material will remain on the inner wall of the heating mechanism, which is inconvenient to clean the tested material and is likely to affect the result of the next test. Utility Model Content

[0004] The utility model discloses a melt flow rate detection device, which mainly solves the problem that the traditional melt flow rate detection device is inconvenient to clean the object to be detected.

[0005] To achieve the above purpose, the technical solution of the present invention is implemented as follows:

[0006] The utility model provides a melt flow rate detection device, comprising a main body, a workbench is arranged on the main body, a heating cylinder is arranged above the main body corresponding to the workbench, a support frame is arranged on the main body, a lifting rod which can be lifted and moved relative to the main body is arranged on the support frame, a lifting plate is arranged on the lifting rod, the lifting plate is rotatably connected with a cleaning member corresponding to the position of the heating cylinder, the cleaning member is driven by a cleaning motor, the cleaning motor is connected to the cleaning member through a cleaning transmission mechanism, the cleaning member comprises a rotating shaft, a plurality of cleaning brushes are arranged on the surface of the rotating shaft, the lifting rod is driven to lift and lower by the lifting motor, the lifting motor is connected to the lifting rod through the lifting transmission mechanism, so that the rotating shaft has a first position and a second position;

[0007] When the rotating shaft is in the first position, the rotating shaft is located in the heating cylinder, so that the end of the cleaning brush contacts the inner wall of the heating cylinder;

[0008] When the rotating shaft is in the second position, the rotating shaft is located above the heating cylinder, so that the end of the cleaning brush is separated from the heating cylinder.

[0009] In one embodiment, the cleaning transmission mechanism includes a driving pulley, a transmission belt and a driven pulley, the driving pulley is arranged on the output end of the cleaning motor, the driven pulley is arranged on the end of the rotating shaft, and the driving pulley and the driven pulley are connected by a transmission belt.

[0010] In one embodiment, the lifting transmission mechanism includes a driving gear, a driven gear and a transmission sleeve, the driving gear is arranged on the output end of the lifting motor, the driven gear is arranged on the transmission sleeve, the transmission sleeve is rotatably connected to the support frame, the driving gear is meshed with the driven gear, and the transmission sleeve is threadedly connected to the lifting rod.

[0011] In one embodiment, a rotation hole is penetrated through the support frame at a position corresponding to the transmission sleeve, and the transmission sleeve is arranged on the rotation hole.

[0012] In one embodiment, a threaded hole is provided on the surface of the transmission sleeve, an external thread is provided on the lifting rod, and the threaded hole is threadedly connected to the external thread.

[0013] In one embodiment, a concave rotation limiting groove is provided on one side of the lifting rod, and baffles are respectively provided on both sides of the corresponding rotation limiting groove on the support frame, and a movable groove is formed between the two baffles. A rotation limiting plate is provided in the movable groove, and the rotation limiting plate matches the rotation limiting groove.

[0014] In one embodiment, a reinforcing rib is provided at the bottom of the support frame.

[0015] The advantages or beneficial effects of the above technical solution at least include: when it is necessary to clean the object to be measured inside the heating cylinder, since a support frame is provided on the main body, a lifting rod which can be lifted and moved relative to the main body is provided on the support frame, a lifting plate is provided on the lifting rod, and the lifting plate is connected to a cleaning member which is rotatably connected to the position of the heating cylinder. The cleaning member is driven by a cleaning motor, and the cleaning motor is connected to the cleaning member through a cleaning transmission mechanism. The cleaning member includes a rotating shaft, and a plurality of cleaning brushes are provided on the surface of the rotating shaft. The lifting rod is driven to lift and lower by the lifting motor, and the lifting motor is connected to the lifting rod through a lifting transmission mechanism, so that the rotating shaft The shaft has a first position and a second position; when the rotating shaft is in the first position, the rotating shaft is located in the heating tube, so that the end of the cleaning brush is in conflict with the inner wall of the heating tube; when the rotating shaft is in the second position, the rotating shaft is located above the heating tube, so that the end of the cleaning brush is separated from the heating tube. Therefore, after the cleaning motor drives the cleaning member to rotate, and then cooperates with the lifting motor to drive the lifting rod and the lifting plate to lift, the lifting plate drives the cleaning member to lift and move the cleaning member to the first position, and the cleaning brush of the cleaning member can brush off the residual object to be measured on the inner wall of the heating tube to prevent the residual object from affecting the result of the next detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings illustrate exemplary embodiments of the present invention and are used to explain the principles of the present invention together with the description. These drawings are included to provide a further understanding of the present invention, and the drawings are included in and constitute a part of this specification.

[0017] Figure 1A schematic structural diagram of a melt flow rate detection device according to an exemplary embodiment of the utility model is shown;

[0018] Figure 2 A structural schematic diagram of a support frame according to an exemplary embodiment of the utility model is shown;

[0019] Figure 3 A schematic diagram of the structure of a support frame, a lifting rod, a lifting plate, a cleaning member, a cleaning motor, a cleaning transmission mechanism, a lifting motor and a lifting transmission mechanism according to an exemplary embodiment of the utility model is shown;

[0020] Figure 4 A schematic structural diagram of a cleaning member, a cleaning motor and a cleaning transmission mechanism according to an exemplary embodiment of the utility model is shown;

[0021] Figure 5 A schematic structural diagram of a support frame, a lifting rod, a lifting motor and a lifting transmission mechanism according to an exemplary embodiment of the utility model is shown;

[0022] Figure 6 A structural schematic diagram of a transmission sleeve according to an exemplary embodiment of the utility model is shown.

[0023] Description of reference numerals:

[0024] 1. Subject;

[0025] 11. Workbench; 12. Heating tube;

[0026] 2. Support frame;

[0027] 21. Rotation hole; 22. Baffle; 23. Movable groove; 24. Rotation limit plate; 25. Reinforcement rib;

[0028] 3. Lifting rod;

[0029] 31. External thread; 32. Rotation limiting groove;

[0030] 4. Lifting plate;

[0031] 5. Cleaning parts;

[0032] 51. Rotating shaft; 52. Cleaning brush;

[0033] 6. Clean the motor;

[0034] 7. Clean the transmission mechanism;

[0035] 71. driving pulley; 72. transmission belt; 73. driven pulley;

[0036] 8. Lifting motor;

[0037] 9. Lifting transmission mechanism;

[0038] 91. Driving gear; 92. Driven gear; 93. Transmission sleeve; 931. Threaded hole. DETAILED DESCRIPTION

[0039] The embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although certain embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be construed as being limited to the embodiments described herein. Instead, these embodiments are provided to provide a more thorough and complete understanding of the present invention. It should be understood that the drawings and embodiments of the present invention are only for exemplary purposes and are not intended to limit the scope of protection of the present invention.

[0040] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0041] The term "including" and its variations used in this document are open inclusions, that is, "including but not limited to". The term "based on" means "based at least in part on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one other embodiment"; the term "some embodiments" means "at least some embodiments". The relevant definitions of other terms will be given in the description below. It should be noted that the concepts of "first", "second", etc. mentioned in the present utility model are only used to distinguish different devices, modules or units, and are not used to limit the order or interdependence of the functions performed by these devices, modules or units.

[0042] It should be noted that the modifications of "one" and "plurality" mentioned in the present invention are illustrative rather than restrictive, and those skilled in the art should understand that, unless otherwise clearly indicated in the context, it should be understood as "one or more".

[0043] The names of the messages or information exchanged between multiple devices in the implementation manner of the present utility model are only used for illustrative purposes, and are not used to limit the scope of these messages or information.

[0044] See also Figure 1 , Figure 3 and Figure 4The embodiment of the utility model provides a melt flow rate detection device, including a main body 1, a workbench 11 is arranged on the main body 1, a heating cylinder 12 is arranged above the main body 1 corresponding to the workbench 11, a support frame 2 is arranged on the main body 1, a lifting rod 3 is arranged on the support frame 2 for lifting and moving relative to the main body 1, a lifting plate 4 is arranged on the lifting rod 3, the lifting plate 4 is rotatably connected with a cleaning member 5 corresponding to the position of the heating cylinder 12, the cleaning member 5 is driven by a cleaning motor 6, the cleaning motor 6 is connected to the cleaning member 5 through a cleaning transmission mechanism 7, the cleaning member 5 includes a rotating shaft 51, a plurality of cleaning brushes 52 are arranged on the surface of the rotating shaft 51, the lifting rod 3 is driven to lift and lower by a lifting motor 8, the lifting motor 8 is connected to the lifting rod 3 through a lifting transmission mechanism 9, so that the rotating shaft 51 has a first position and a second position;

[0045] When the rotating shaft 51 is in the first position, the rotating shaft 51 is located in the heating tube 12, so that the end of the cleaning brush 52 is in conflict with the inner wall of the heating tube 12;

[0046] When the rotating shaft 51 is at the second position, the rotating shaft 51 is located above the heating tube 12 , so that the end of the cleaning brush 52 is separated from the heating tube 12 .

[0047] With the above structure, when it is necessary to clean the object to be measured inside the heating tube 12, since the main body 1 is provided with a support frame 2, the support frame 2 is provided with a lifting rod 3 that can be lifted and moved relative to the main body 1, and the lifting rod 3 is provided with a lifting plate 4, and the lifting plate 4 is connected to the cleaning member 5 in rotation corresponding to the position of the heating tube 12, and the cleaning member 5 is driven by a cleaning motor 6, and the cleaning motor 6 is connected to the cleaning member 5 through a cleaning transmission mechanism 7. The cleaning member 5 includes a rotating shaft 51, and a plurality of cleaning brushes 52 are provided on the surface of the rotating shaft 51. The lifting rod 3 is driven to lift and lower by a lifting motor 8, and the lifting motor 8 is connected to the lifting rod 3 through a lifting transmission mechanism 9, so that the rotating shaft 51 has a first position. When the rotating shaft 51 is in the first position, the rotating shaft 51 is located in the heating tube 12, so that the end of the cleaning brush 52 is in conflict with the inner wall of the heating tube 12; when the rotating shaft 51 is in the second position, the rotating shaft 51 is located above the heating tube 12, so that the end of the cleaning brush 52 is separated from the heating tube 12. Therefore, after the cleaning motor 6 drives the cleaning member 5 to rotate, and then cooperates with the lifting motor 8 to drive the lifting rod 3 and the lifting plate 4 to rise and fall, the lifting plate 4 drives the cleaning member 5 to rise and fall, so that the cleaning member 5 moves to the first position, and the cleaning brush 52 of the cleaning member 5 can brush off the residual object to be measured on the inner wall of the heating tube 12, so as to avoid the residual object to be measured affecting the result of the next detection.

[0048] In one embodiment, see Figure 3 and Figure 4The cleaning transmission mechanism 7 includes a driving pulley 71, a transmission belt 72 and a driven pulley 73. The driving pulley 71 is arranged on the output end of the cleaning motor 6, and the driven pulley 73 is arranged on the end of the rotating shaft 51. The driving pulley 71 and the driven pulley 73 are connected by the transmission belt 72. In actual use, the power of the cleaning motor 6 can be transmitted to the rotating shaft 51 through the cooperation of the driving pulley 71, the transmission belt 72 and the driven pulley 73.

[0049] In one embodiment, see Figure 1 , Figure 3 , Figure 5 and Figure 6 The lifting transmission mechanism 9 includes a driving gear 91, a driven gear 92 and a transmission sleeve 93. The driving gear 91 is arranged on the output end of the lifting motor 8, and the driven gear 92 is arranged on the transmission sleeve 93. The transmission sleeve 93 is rotatably connected to the support frame 2. The driving gear 91 is meshed with the driven gear 92, and the transmission sleeve 93 is threadedly connected with the lifting rod 3. A threaded hole 931 is arranged on the surface of the transmission sleeve 93, and an external thread 31 is arranged on the lifting rod 3. The threaded hole 931 is threadedly connected with the external thread 31. In actual use, the driving gear 91 is driven to rotate by the lifting motor 8, and then the driving gear 91 is meshed with the driven gear 92, so that the transmission sleeve 93 is rotated, and the transmission sleeve 93 is threadedly connected with the lifting rod 3, so that the lifting rod 3 can realize the lifting movement on the support frame 2.

[0050] In one embodiment, see Figure 1 , Figure 2 , Figure 3 and Figure 5 . A concave rotation limiting groove 32 is provided on one side of the lifting rod 3, and baffles 22 are provided on both sides of the support frame 2 corresponding to the rotation limiting groove 32, and a movable groove 23 is formed between the two baffles 22. A rotation limiting plate 24 is provided in the movable groove 23, and the rotation limiting plate 24 matches the rotation limiting groove 32. In actual use, the rotation limiting plate 24 cooperates with the rotation limiting groove 32 to limit the rotation of the lifting rod 3, so that when the transmission sleeve 93 rotates, the lifting rod 3 can stably perform lifting and lowering movements. When it is not necessary to clean the inside of the heating tube 12, the rotation limiting plate 24 can be moved outward from the movable groove 23 to disengage the rotation limiting plate 24 from the rotation limiting groove 32, and the lifting rod 3 can be rotated, so that the cleaning member 5 can be rotated outward, so as to add the object to be measured into the heating tube 12 or squeeze the object to be measured by weight.

[0051] In one embodiment, see Figure 2 and Figure 5 The support frame 2 has a rotation hole 21 at a position corresponding to the transmission sleeve 93, and the transmission sleeve 93 is arranged on the rotation hole 21. A reinforcing rib 25 is arranged at the bottom of the support frame 2. In actual use, the reinforcing rib 25 can increase the supporting capacity of the support frame 2.

[0052] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0053] Those skilled in the art should understand that the above embodiments are only for the purpose of clearly illustrating the present invention, and are not intended to limit the scope of the present invention. For those skilled in the art, other changes or modifications may be made based on the above utility model, and these changes or modifications are still within the scope of the present utility model.

Claims

1. A melt flow rate detection device, characterized in that: The invention comprises a main body, a workbench is arranged on the main body, a heating cylinder is arranged above the main body corresponding to the workbench, a support frame is arranged on the main body, a lifting rod which can be lifted and moved relative to the main body is arranged on the support frame, a lifting plate is arranged on the lifting rod, a cleaning member is connected to the lifting plate corresponding to the position of the heating cylinder, the cleaning member is driven by a cleaning motor, the cleaning motor is connected to the cleaning member through a cleaning transmission mechanism, the cleaning member comprises a rotating shaft, a plurality of cleaning brushes are arranged on the surface of the rotating shaft, the lifting rod is driven to lift and lower by the lifting motor, the lifting motor is connected to the lifting rod through the lifting transmission mechanism, so that the rotating shaft has a first position and a second position; When the rotating shaft is in the first position, the rotating shaft is located in the heating cylinder, so that the end of the cleaning brush contacts the inner wall of the heating cylinder; When the rotating shaft is in the second position, the rotating shaft is located above the heating cylinder, so that the end of the cleaning brush is separated from the heating cylinder.

2. The melt flow rate detection device according to claim 1, characterized in that: The cleaning transmission mechanism comprises a driving pulley, a transmission belt and a driven pulley, wherein the driving pulley is arranged on the output end of the cleaning motor, the driven pulley is arranged on the end of the rotating shaft, and the driving pulley and the driven pulley are connected through a transmission belt.

3. The melt flow rate detection device according to claim 1, characterized in that: The lifting transmission mechanism includes a driving gear, a driven gear and a transmission sleeve, wherein the driving gear is arranged on the output end of the lifting motor, the driven gear is arranged on the transmission sleeve, the transmission sleeve is rotatably connected to the support frame, the driving gear is meshed with the driven gear, and the transmission sleeve is threadedly connected to the lifting rod.

4. The melt flow rate detection device according to claim 3, characterized in that: A rotation hole is passed through the support frame at a position corresponding to the transmission sleeve, and the transmission sleeve is arranged on the rotation hole.

5. The melt flow rate detection device according to claim 3, characterized in that: The surface of the transmission sleeve is provided with a threaded hole, the lifting rod is provided with an external thread, and the threaded hole is threadedly connected with the external thread.

6. The melt flow rate detection device according to claim 3, characterized in that: A concave rotation limiting groove is arranged on one side of the lifting rod, baffles are arranged on both sides of the corresponding rotation limiting groove on the support frame, a movable groove is formed between the two baffles, a rotation limiting plate is arranged in the movable groove, and the rotation limiting plate matches the rotation limiting groove.

7. The melt flow rate detection device according to any one of claims 3, 4 or 6, characterized in that: The bottom of the support frame is provided with reinforcing ribs.

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