Chopped glass fiber detecting and sampling device

Abstract

The utility model relates to a chopped glass fiber detecting and sampling device, which belongs to the technical field of detecting and sampling and comprises a workbench, a turntable rotatably mounted on the workbench, a bobbin fixed on the turntable, a yarn guide ring arranged on the right side of the bobbin, a yarn guide roller arranged on the right side of the yarn guide ring, a conveying carrier roller and a conveying compression roller arranged on the right side of the yarn guide roller, the conveying compression roller is connected with a height adjusting mechanism, the rear end of the conveying carrier roller is connected with a conveying motor, an automatic cutting mechanism is arranged on the right side of the conveying carrier roller, a yarn outlet is formed in the portion, below the automatic cutting mechanism, of the workbench, and a yarn receiving hopper is arranged at the bottom of the yarn outlet. According to the utility model, the conveying carrier roller and the conveying compression roller are arranged on the workbench, so that glass fiber yarns on a bobbin can be guided by the yarn guide ring and the yarn guide roller and then conveyed to the automatic cutting mechanism, the automatic short-cutting work is cooperatively completed, and compared with manual cutting, the short-cutting efficiency is greatly improved, and the labor intensity is reduced.

Description

Technical Field

[0001] The utility model relates to a chopped glass fiber detection sampling device, belonging to the technical field of detection sampling. Background Art

[0002] Glass fiber is an inorganic non-metallic material with excellent performance and is widely used. In the production, research and development, and quality inspection of fiber materials, it is often necessary to cut the fiber yarn into short pieces for sampling in order to conduct subsequent analysis and testing of various indicators such as tensile strength and chemical properties.

[0003] The existing fiber yarn short-cut sampling method has many shortcomings. Manual shearing is inefficient and labor-intensive. There are also some devices that use the lever principle to press down the handle to drive the short cutter to cut the fiber yarn, but the efficiency is also relatively low and the labor intensity is also high. Utility Model Content

[0004] The utility model provides a chopped glass fiber detection sampling device to solve the problems in the above-mentioned background technology.

[0005] The utility model relates to a short-cut glass fiber detection sampling device, comprising a workbench, a turntable is rotatably installed on the workbench, a yarn tube is fixed on the turntable, a yarn guide ring is arranged on the right side of the yarn tube, a yarn guide roller is arranged on the right side of the yarn guide ring, a conveying roller and a conveying pressure roller are arranged on the right side of the yarn guide roller, a height adjustment mechanism is connected to the conveying pressure roller, a conveying motor is connected to the rear end of the conveying roller, an automatic cutting mechanism is arranged on the right side of the conveying roller, a yarn outlet is arranged on the workbench below the automatic cutting mechanism, and a yarn receiving bucket is arranged at the bottom of the yarn outlet.

[0006] As a preferred embodiment, the height adjustment mechanism includes a support seat rotatably installed at the front and rear ends of the conveying pressure roller, the left and right ends of the support seat are provided with mounting holes, the mounting holes are provided with adjusting screws, and the upper and lower adjusting screws of the mounting holes are provided with adjusting nuts. The bottom of the adjusting screw is fixed on the workbench, so that the height of the conveying pressure roller can be conveniently adjusted, thereby facilitating the insertion of the glass fiber yarn.

[0007] As a preferred embodiment, the automatic cutting mechanism includes a lower cutter fixed on the top of the workbench, an upper cutter is arranged above the lower cutter, guide sleeves are fixed at both ends of the upper cutter, guide rods are arranged in the guide sleeves, a bracket is fixedly connected to the top of the guide rod, the bracket is fixed on the workbench, and the guide sleeve is connected to a driving mechanism for driving it to reciprocate up and down. The driving mechanism drives the guide sleeve to slide up and down, thereby driving the upper cutter to move up and down, and cooperates with the lower cutter to complete the short cutting work.

[0008] As a preferred embodiment, the driving mechanism includes a connecting arm plate hinged to the guide sleeve, a cutting motor is fixed to the top of the bracket, the cutting motor is connected to a cutting shaft, the cutting shaft is rotatably mounted on the bracket, driving disks are fixed to both ends of the cutting shaft, and the outer edge of the driving disk is rotatably connected to the upper end of the connecting arm plate. The driving mechanism works more smoothly.

[0009] As a preferred embodiment, a horizontal guide tube is provided on the left side of the lower cutter, the guide tube is fixedly connected to a support rod, the support rod is fixed on the adjusting screw, and the setting of the guide tube enables the glass fiber yarn to be better transported to the automatic cutting mechanism and better prevent bending.

[0010] As a preferred embodiment, a yarn receiving barrel is provided below the outlet of the yarn receiving bucket, a support plate is provided below the yarn receiving barrel, an adjustment sleeve is fixed on the outer side of the support plate, the adjustment sleeve is sleeved on the legs of the workbench, and a locking bolt is provided on the adjustment sleeve. The chopped glass fiber yarn dropped from the yarn receiving bucket can be caught by the yarn receiving barrel, which is convenient for collection and sampling, and the height of the yarn receiving barrel can be adjusted by moving the height of the adjustment sleeve, so that the outlet of the yarn receiving bucket extends into the yarn receiving barrel to prevent the chopped glass fiber yarn from flying.

[0011] As a preferred embodiment, a rotating shaft rotatably mounted on a workbench is fixed at the bottom of the turntable, a reeling motor is fixed at the bottom of the rotating shaft, and the reeling motor is fixed on the workbench. The glass fiber yarn on the bobbin can be automatically unwound to prevent the glass fiber yarn from breaking when being transported.

[0012] As a preferred embodiment, the top circular array of the turntable has no less than two T-shaped clamping blocks, the bottom of the bobbin is provided with an arc-shaped clamping groove matched with the clamping block, and one end of each clamping groove is provided with an opening groove for the clamping block to enter and escape, so as to better fix the bobbin on the turntable and facilitate disassembly.

[0013] The utility model has the following beneficial effects:

[0014] By arranging conveying rollers and conveying pressure rollers on the workbench, the glass fiber yarn on the yarn tube can be guided by the yarn guide ring and the yarn guide roller and then conveyed to the automatic cutting mechanism, so as to cooperate to complete the automatic short cutting work. Compared with manual shearing, the short cutting efficiency is greatly improved and the labor intensity is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 for Figure 1 A partial structural diagram of

[0017] Figure 3 A schematic diagram of the three-dimensional structure of the cutting motor installation;

[0018] Figure 4 It is a structural schematic diagram of the connection between the bobbin and the turntable;

[0019] Figure 5 Schematic diagram of the bottom structure of the yarn tube;

[0020] In the figure: 1. unwinding motor; 2. workbench; 3. turntable; 4. bobbin; 5. yarn guide ring; 6. yarn guide roller; 7. conveying roller; 8. adjusting screw; 9. conveying pressure roller; 10. connecting arm plate; 11. cutting shaft; 12. driving disk; 13. cutting motor; 14. guide sleeve; 15. bracket; 16. guide tube; 17. yarn receiving bucket; 18. yarn receiving barrel; 19. adjusting sleeve; 20. supporting plate; 21. guide rod; 22. upper cutter; 23. lower cutter; 24. clamping block; 25. clamping groove; 26. opening groove. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with embodiments.

[0022] Embodiment 1, as Figures 1 to 5 As shown, the utility model is a short glass fiber detection sampling device, comprising a workbench 2, a turntable 3 is rotatably mounted on the workbench 2, a yarn tube 4 is fixed on the turntable 3, a yarn guide ring 5 is provided on the right side of the yarn tube 4, a yarn guide roller 6 is provided on the right side of the yarn guide ring 5, a conveying roller 7 and a conveying pressure roller 9 are provided on the right side of the yarn guide roller 6, the conveying pressure roller 9 is connected with a height adjustment mechanism, the rear end of the conveying roller 7 is connected with a conveying motor, an automatic cutting mechanism is provided on the right side of the conveying roller 7, a yarn outlet is provided on the workbench 2 below the automatic cutting mechanism, and a yarn receiving bucket 17 is provided at the bottom of the yarn outlet.

[0023] Before work, the yarn tube 4 wrapped with glass fiber yarn is fixed on the turntable 3, and then the head of the glass fiber yarn passes through the yarn guide ring 5, bypasses the yarn guide roller 6, and enters between the conveying roller 7 and the conveying pressure roller 9 for compression. The conveying roller 7 rotates and cooperates with the conveying pressure roller 9 to convey the glass fiber yarn to the right. The automatic cutting mechanism cuts the glass fiber yarn into short pieces, and the short-cut glass fiber yarn falls from the yarn outlet into the yarn receiving bucket 17 for collection.

[0024] Embodiment 2, on the basis of embodiment 1, the height adjustment mechanism comprises a support seat rotatably mounted on the front and rear ends of the conveying roller 9, the left and right ends of the support seat are provided with mounting holes, the mounting holes are provided with adjusting screws 8, the upper and lower adjusting screws 8 of the mounting holes are provided with adjusting nuts, and the bottom of the adjusting screws 8 is fixed on the workbench 2. Before working, the adjusting nuts can be rotated to adjust the height of the conveying roller 9, and a gap is left between the conveying roller 9 and the conveying roller 7. When the head of the glass fiber yarn passes through the gap, the height of the conveying roller 9 is adjusted, and the conveying roller 9 presses the glass fiber yarn tightly on the conveying roller 7. The outer side walls of the conveying roller 9 and the conveying roller 7 are both provided with anti-skid rubber layers or nylon layers.

[0025] The automatic cutting mechanism includes a lower cutter 23 fixed on the top of the workbench 2, an upper cutter 22 is arranged above the lower cutter 23, guide sleeves 14 are fixed at both ends of the upper cutter 22, a guide rod 21 is arranged in the guide sleeve 14, a bracket 15 is fixedly connected to the top of the guide rod 21, the bracket 15 is fixed on the workbench 2, and the guide sleeve 14 is connected to a driving mechanism for driving it to reciprocate up and down. The yarn guide roller 6 can be replaced by a yarn guide roller.

[0026] The driving mechanism includes a connecting arm plate 10 hinged with a guide sleeve 14, a cutting motor 13 is fixed on the top of a bracket 15, the cutting motor 13 is connected with a cutting shaft 11, the cutting shaft 11 is rotatably mounted on the bracket 15, driving disks 12 are fixed at both ends of the cutting shaft 11, and the outer edge of the driving disk 12 is rotatably connected to the upper end of the connecting arm plate 10. The rotation of the cutting motor 13 drives the driving disk 12 to rotate through the cutting shaft 11, thereby driving the guide sleeve 14 to slide up and down along the guide rod 21 through the connecting arm plate 10, so that the upper cutter 22 reciprocates up and down. The cutting motor 13 and the conveying motor are servo motors, and the cutting length can be adjusted by adjusting the speed of the two motors.

[0027] A horizontal guide tube 16 is provided on the left side of the lower cutter 23, and the guide tube 16 is fixedly connected with a support rod, which is fixed on the adjusting screw 8. After the head of the glass fiber yarn passes through the conveying pressure roller 9 and the conveying roller 7, the head will pass through the left end of the guide tube 16 and then pass through the right end, so as to guide the glass fiber yarn horizontally.

[0028] A yarn receiving barrel 18 is provided below the outlet of the yarn receiving bucket 17, a support plate 20 is provided below the yarn receiving barrel 18, an adjusting sleeve 19 is fixed to the outside of the support plate 20, the adjusting sleeve 19 is sleeved on the legs of the workbench 2, and a locking bolt is provided on the adjusting sleeve 19. Before work, loosen the locking bolt, then put the yarn receiving barrel 18 on the support plate 20, and then move the adjusting sleeve 19 upwards so that the bottom outlet of the yarn receiving bucket 17 enters the top inlet of the yarn receiving barrel 18, and then tighten the locking bolt.

[0029] A rotating shaft rotatably mounted on the workbench 2 is fixed to the bottom of the turntable 3, and an unwinding motor 1 is fixed to the bottom of the rotating shaft, and the unwinding motor 1 is fixed on the workbench 2. The unwinding motor 1 is a servo motor.

[0030] There are no less than two T-shaped clamping blocks 24 in the circular array on the top of the turntable 3, and the bottom of the bobbin 4 is provided with an arc-shaped clamping groove 25 that matches the clamping block 24, and one end of each clamping groove 25 is provided with an opening groove 26 for the clamping block 24 to enter and escape. When placing the bobbin 4, the opening groove 26 is inserted into the corresponding clamping block 24, and then the bobbin 4 is rotated so that the clamping block 24 enters the clamping groove 25 from the opening groove 26, and then slides to the other end of the clamping groove 25 to complete the installation and fixation.

[0031] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

[0032] In the description of the present invention, the terms "inside", "outside", "longitudinal", "lateral", "upper", "lower", "top", "bottom" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and do not require that the present invention must be constructed and operated in a specific orientation. Therefore, they should not be understood as limitations on the present invention.

Claims

1. A chopped glass fiber detection sampling device, comprising a workbench (2), characterized in that: A turntable (3) is rotatably mounted on the workbench (2), a yarn tube (4) is fixed on the turntable (3), a yarn guide ring (5) is provided on the right side of the yarn tube (4), a yarn guide roller (6) is provided on the right side of the yarn guide ring (5), a conveying roller (7) and a conveying pressure roller (9) are provided on the right side of the yarn guide roller (6), a height adjustment mechanism is connected to the conveying roller (7), a conveying motor is connected to the rear end of the conveying roller (7), an automatic cutting mechanism is provided on the right side of the conveying roller (7), a yarn outlet is provided on the workbench (2) below the automatic cutting mechanism, and a yarn receiving bucket (17) is provided at the bottom of the yarn outlet.

2. A chopped glass fiber detection sampling device according to claim 1, characterized in that: The height adjustment mechanism comprises a support seat rotatably mounted at the front and rear ends of the conveying pressure roller (9), the left and right ends of the support seat are provided with mounting holes, an adjusting screw (8) is arranged in the mounting hole, and the adjusting screws (8) above and below the mounting holes are provided with adjusting nuts, and the bottom of the adjusting screw (8) is fixed on the workbench (2).

3. A chopped glass fiber detection sampling device according to claim 2, characterized in that: The automatic cutting mechanism comprises a lower cutter (23) fixed on the top of a workbench (2), an upper cutter (22) being provided above the lower cutter (23), guide sleeves (14) being fixed at both ends of the upper cutter (22), a guide rod (21) being provided in the guide sleeve (14), a bracket (15) being fixedly connected to the top of the guide rod (21), the bracket (15) being fixed on the workbench (2), and a driving mechanism for driving the guide sleeve (14) to reciprocate up and down.

4. A chopped glass fiber detection sampling device according to claim 3, characterized in that: The driving mechanism comprises a connecting arm plate (10) hingedly connected to a guide sleeve (14); a cutting motor (13) is fixed to the top of a bracket (15); the cutting motor (13) is connected to a cutting shaft (11); the cutting shaft (11) is rotatably mounted on the bracket (15); driving disks (12) are fixed to both ends of the cutting shaft (11); and the outer edge of the driving disk (12) is rotatably connected to the upper end of the connecting arm plate (10).

5. The chopped glass fiber detection sampling device according to claim 3, characterized in that: A horizontal guide tube (16) is provided on the left side of the lower cutter (23), and a support rod is fixedly connected to the guide tube (16), and the support rod is fixed on the adjusting screw rod (8).

6. The chopped glass fiber detection sampling device according to claim 1, characterized in that: A yarn receiving barrel (18) is provided below the outlet of the yarn receiving bucket (17), a support plate (20) is provided below the yarn receiving barrel (18), an adjustment sleeve (19) is fixed to the outer side of the support plate (20), the adjustment sleeve (19) is sleeved on the supporting legs of the workbench (2), and a locking bolt is provided on the adjustment sleeve (19).

7. The chopped glass fiber detection sampling device according to claim 1, characterized in that: A rotating shaft rotatably mounted on the workbench (2) is fixed at the bottom of the turntable (3), an unwinding motor (1) is fixed at the bottom of the rotating shaft, and the unwinding motor (1) is fixed on the workbench (2).

8. A chopped glass fiber detection sampling device according to claim 7, characterized in that: The top circular array of the turntable (3) has no less than two T-shaped clamping blocks (24), the bottom of the bobbin (4) is provided with an arc-shaped clamping groove (25) matching with the clamping block (24), and one end of each clamping groove (25) is provided with an opening groove (26) for the clamping block (24) to enter and escape.

Images