A hardness detection device for polyester chips

Abstract

The present application relates to the field of polyester chip detection, disclose a kind of hardness detection device for polyester chip, including bottom plate, top frame is arranged at the place directly above, the support rod is connected at the rim below top frame, the support rod bottom end is fixedly connected on bottom plate, intermittent rotary structure is arranged on the bottom plate, material transfer structure is arranged in top frame, intermittent rotation is carried out using intermittent rotary structure with material transfer structure on rotary disc, so that polyester chip is loaded in one of the trough on rotary disc, while, polyester chip in other trough can also be extruded and detected and cleaned and discharged, reasonably utilize working time, greatly improve the detection efficiency, and the hardness of polyester chip is detected in trough, also prevent the problem that polyester chip falls during hardness detection, ensure the normal progress of detection work.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of polyester chip detection, and in particular to a hardness detection device for polyester chips. BACKGROUND

[0002] Polyester chips generally refer to flaky particles processed from polyester raw materials obtained by polymerization; the process route of polyester production includes direct esterification method (PTA method) and ester exchange method (DMT method); the PTA method has the advantages of low raw material consumption and short reaction time, and after the polyester chip is produced, a hardness detection device is used to detect the hardness of the polyester chip;

[0003] The hardness detection device for polyester chips in the prior art, when in use, the extrusion rod moves towards the placement rod to extrude and detect the polyester chips between the two, after extrusion, the cleaning rod is stretched to clean the polyester chip residues, after cleaning, the gear rotates to push the brand new polyester chips into the inclined discharge channel, and then falls on the upper part of the powder tank, and the above operation is repeated, so as to avoid frequent placement of the tablets by hand, and to increase the inspection speed of the tablet hardness;

[0004] However, in the actual detection process, first, the polyester chips to be detected need to be added to the placement rod, and then the extrusion rod is moved to extrude and detect, so that in the detection process, the problem of falling of the polyester chips is prone to occur, and after detection, the polyester chips on the placement rod need to be cleaned, and after cleaning, the placement rod can be reloaded for continuous detection, which greatly reduces the detection efficiency, and therefore, there is room for improvement. SUMMARY

[0005] In order to solve the problems in the background art, the present application provides a hardness detection device for polyester chips.

[0006] The hardness detection device for polyester chips provided by the present application adopts the following technical scheme:

[0007] A hardness detection device for polyester chips, comprising a bottom plate, a top frame is arranged above the bottom plate, a support rod is connected to the lower edge of the top frame, the bottom end of the support rod is fixedly connected to the bottom plate, a gap type rotating structure is arranged on the bottom plate, and a material transfer structure is arranged in the top frame.

[0008] The material transfer structure comprises a rotating column rotatably connected to the middle of the bottom plate, the rotating column rotates through the top frame, a rotating disc is fixedly sleeved on the rotating column close to the top end, four material grooves are equally angularly arranged on the side of the rotating disc, a detection strip is arranged in each material groove, a driving structure is arranged between the detection strip and the rotating column, a shielding structure is arranged on the top disc of the rotating disc in the top frame, an upper structure is arranged on the top frame along the rear side of the material groove, a detection structure is arranged on the side of the top frame at the front side of the material groove, and a collection structure is arranged below the right side of the material groove on the bottom of the top frame.

[0009] The gap type rotating structure comprises a driving plate fixedly sleeved on the rotating column, the driving plate is below the top frame, recessed arc grooves are arranged on the four sides of the driving plate, radial grooves are arranged at the four corners of the driving plate, the radial grooves are distributed radially along the rotating column, a motor is installed on the bottom plate close to the position of the rotating column, the output shaft of the motor is connected to a rotating rod, a bottom disc is fixedly sleeved on the top end of the rotating rod, a convex disc is arranged on the middle of the top surface of the bottom disc, and a driving rod is connected to the edge of the top surface of the bottom disc.

[0010] Preferably, the detection structure comprises a transmission box mounted on the front side edge of the top surface of the bottom plate, fixed rods are connected to the two sides in the transmission box, a moving strip is movably sleeved on the two fixed rods, a first spring is sleeved on the fixed rod, the two ends of the first spring are connected to the moving strip and the inner wall of the transmission box respectively, a detection plate is connected to the left side of the top surface of the moving strip, the top frame is provided with a through hole for inserting one end of the detection plate, and a transmission structure is arranged between the moving strip and the rotating rod.

[0011] Preferably, the transmission structure comprises a transmission strip connected to the right side of the top surface of the moving strip, a fixed piece is installed on the end of the transmission strip close to the rotating rod, a convex block is arranged on the top surface of the fixed piece, the side of the convex block away from the rotating rod is an arc surface, an L-shaped rod is connected to the rotating rod, and a pressing wheel is installed at one end of the L-shaped rod.

[0012] Preferably, the shielding structure comprises a baffle rotatably installed on the inner wall of the top frame, the baffle is arranged close to the top surface of the rotating disc, a first communication groove is arranged on the baffle at the position of each material groove, and a positioning structure is arranged on the top frame.

[0013] Preferably, the positioning structure comprises two positioning grooves arranged on the side of the baffle, the two positioning grooves are arranged between any two adjacent material grooves, a positioning strip is movably inserted into one of the positioning grooves at the position of one of the positioning grooves on the side of the top frame, the positioning strip is movably inserted into one of the positioning grooves, a pulling block is installed at one end of the positioning strip penetrating out of the top frame, and a second spring is connected between the pulling block and the top frame.

[0014] Preferably, the feeding structure comprises a mounting base fastened to the top frame at the rear tank position, a mounting plate mounted on the mounting base, a top plate arranged vertically above the mounting plate, two vertical rods connected between the top plate and the mounting plate, a lifting bar movably sleeved on the two vertical rods, a third spring sleeved on the vertical rods, the two ends of the third spring being connected to the mounting plate and the lifting bar respectively, a storage bottle fixedly penetrating through the lifting bar, an adding pipe movably penetrating through the top plate and connected to the top end of the storage bottle, a pipe cover screwed on the top end of the adding pipe, an extrusion pushing structure arranged between the lifting bar and the rotating disc, a discharging pipe movably penetrating through the mounting plate and connected to the bottom end of the storage bottle, and a bottom pipe movably sleeved on the bottom end of the discharging pipe and fixedly mounted on the inner wall of the top frame.

[0015] Preferably, the extrusion pushing structure comprises an L-shaped bar connected to the front end of the lifting bar, a pressure wheel mounted on the bottom end of the L-shaped bar, four extrusion pieces arranged on the upper surface of the rotating disc and spaced apart from each other and the tank, the one end of each extrusion piece being in an arc shape, and the other end of each extrusion piece being in a vertical plane.

[0016] Preferably, the driving structure comprises an inner groove arranged on the rotating disc at the position of each detection bar, a through groove arranged on one side groove wall of the inner groove and communicating with the tank, the detection bar penetrating through the through groove and inserted into the tank, a U-shaped rod connected to the upper surface of the detection bar at one end of the inner groove, a transmission disc movably sleeved on the top end of the rotating column, a connecting rod connected to the upper surface of the transmission disc, the one end of the connecting rod being connected to the top plate, a first driving groove and a second driving groove arranged on the upper surface of the transmission disc, the diameter of the second driving groove being 0.8 times the size of the groove wall of the first driving groove, and two second communication grooves arranged on the transmission disc and respectively communicating with the two ends of the first driving groove and the second driving groove.

[0017] Preferably, the collecting structure comprises a fixed frame arranged below the top frame and below the right tank, a collecting box arranged in the fixed frame, a leakage groove arranged on the lower surface of the top frame and communicating with the collecting box and the corresponding tank, an insertion bar arranged on the left and right side surfaces of the collecting box and movably inserted into the fixed frame, and a handle mounted on one side surface of the collecting box.

[0018] In summary, the present application has the following beneficial technical effects:

[0019] This invention, by setting up a material transfer structure and an intermittent rotation structure, uses the intermittent rotation structure to drive the rotating disk on the material transfer structure to rotate intermittently. This allows polyester chips to be fed into one of the material troughs on the rotating disk while extrusion testing and cleaning and unloading of polyester chips in other material troughs are performed simultaneously. This makes reasonable use of working time and greatly improves the efficiency of the testing work. Furthermore, the invention prevents polyester chips from falling off during the hardness testing process, ensuring the normal operation of the testing work.

[0020] This invention, by incorporating a detection structure and a transmission structure, enables the intermittent rotating structure to automatically drive the detection structure during the rotation of the rotating disk, thereby performing automatic extrusion detection on the polyester chips.

[0021] This invention features a shielding structure and a positioning structure. When stored, the baffle on the shielding structure can be rotated to shield the material trough on the rotating disk, preventing external debris from entering the trough and causing difficulties in cleaning. The positioning structure serves to position the baffle.

[0022] This invention, by setting up a feeding structure and an extrusion and pushing structure, enables the rotating disk to move the storage bottle on the feeding structure up and down during the rotation and transfer of materials, in conjunction with the extrusion and pushing structure, so that the stored polyester sheets vibrate up and down, thus avoiding the problem of blockage during the feeding process.

[0023] This invention, by setting up a driving structure and a collecting structure, enables the polyester chips after detection to be transferred to the collecting structure by the rotating disk. The driving structure can pull the detection strip to move, so that the corresponding material trough is connected to the collection box on the collecting structure, thereby automatically unloading and cleaning the polyester chips after detection. Attached Figure Description

[0024] Figure 1 This is a schematic diagram of the structure of a hardness testing device for polyester chips according to an embodiment of the present invention;

[0025] Figure 2 This is a schematic diagram of the structure after the top frame is disassembled in an embodiment of the present invention;

[0026] Figure 3 This is an embodiment of the present invention. Figure 2 Enlarged view of the structure at point A;

[0027] Figure 4 This is a structural schematic diagram of the top frame in an embodiment of the present invention;

[0028] Figure 5 This is an embodiment of the present invention. Figure 4 Enlarged view of the structure at point B;

[0029] Figure 6 This is an embodiment of the present invention. Figure 4 Enlarged view of the structure at point C;

[0030] Figure 7 This is a schematic diagram of the feeding structure in an embodiment of the present invention;

[0031] Figure 8 This is a schematic diagram of the structure below the top frame in an embodiment of the present invention;

[0032] Figure 9 This is an embodiment of the present invention. Figure 8 Enlarged view of the structure at point D.

[0033] Explanation of reference numerals in the attached drawings: 1. Base plate; 2. Top frame; 3. Support rod; 4. Rotary disk; 5. Material trough; 6. Drive plate; 7. Concave arc groove; 8. Radial groove; 9. Motor; 10. Rotating rod; 11. Chassis; 12. Protruding plate; 13. Drive rod; 14. Transmission box; 15. Detection plate; 16. Moving bar; 17. Fixed rod; 18. First spring; 19. Transmission bar; 20. Fixed plate; 21. Protrusion; 22. L-shaped rod; 23. Extrusion wheel; 24. Baffle; 25. First connecting groove; 26. Positioning groove; 27. Positioning bar; 28. Pull block; 29. ​​Second spring 30. Mounting base; 31. Mounting plate; 32. Vertical rod; 33. Lifting bar; 34. Third spring; 35. Top plate; 36. Storage bottle; 37. Adding pipe; 38. Pipe cap; 39. Discharge pipe; 40. Bottom pipe; 41. L-shaped strip; 42. Pressure roller; 43. Extrusion plate; 44. Inner groove; 45. Detection strip; 46. Through groove; 47. Collection box; 48. Fixing frame; 49. Insert strip; 50. Handle; 51. U-shaped rod; 52. Transmission disc; 53. First driving groove; 54. Second driving groove; 55. Second connecting groove; 56. Connecting rod; 57. Rotating column. Detailed Implementation

[0034] The following is in conjunction with the appendix Figures 1-9 The present invention will be described in further detail below.

[0035] Reference Figures 1-9 This invention discloses a hardness testing device for polyester chips, including a base plate 1, a top frame 2 located directly above the base plate 1, a support rod 3 connected to the lower edge of the top frame 2, the bottom end of the support rod 3 being fixedly connected to the base plate 1, an intermittent rotating structure being provided on the base plate 1, and a material transfer structure being provided inside the top frame 2.

[0036] The material transfer structure comprises a rotating column 57 rotatably connected to the middle of the bottom plate 1, the rotating column 57 rotatably penetrates through the top frame 2, a rotating disc 4 is fixedly sleeved on the rotating column 57 close to the top end, four material grooves 5 are arranged at equal angles on the side of the rotating disc 4, a detection strip 45 is arranged in each material groove 5, a driving structure is arranged between the detection strip 45 and the rotating column 57, a shielding structure is arranged on the top frame 2 above the rotating disc 4, a feeding structure is arranged on the top frame 2 at the position of the rear material groove 5, a detection structure is arranged on the top frame 2 at the position of the front material groove 5, and a collecting structure is arranged on the top frame 2 below the right material groove 5.

[0037] The gap type rotating structure comprises a driving plate 6 fixedly sleeved on the rotating column 57, the driving plate 6 is arranged below the top frame 2, concave arc grooves 7 are arranged on the four sides of the driving plate 6, radial grooves 8 are arranged at the four corners of the driving plate 6, the radial grooves 8 are distributed along the radial direction of the rotating column 57, a motor 9 is installed on the bottom plate 1 close to the position of the rotating column 57, the output shaft of the motor 9 is connected to a rotating rod 10 at the top end, a bottom disc 11 is fixedly sleeved on the top end of the rotating rod 10, a convex disc 12 is arranged on the middle of the top surface of the bottom disc 11, a driving rod 13 is connected to the edge of the top surface of the bottom disc 11, the motor 9 drives the rotating rod 10, the bottom disc 11 and the convex disc 12 to rotate as a whole, when the convex disc 12 rotates on the corresponding concave arc groove 7 of the driving plate 6, the driving plate 6 and the rotating disc 4 are limited as a whole, when the bottom disc 11 drives the driving rod 13 to slide into the radial groove 8 on the driving plate 6, the driving rod 13 extrudes the groove wall of the radial groove 8, and the driving plate 6 and the rotating disc 4 are driven to rotate as a whole, so that the rotating work of the rotating disc 4 is realized, and when the rotating disc 4 rotates, since a plurality of material grooves 5 are arranged on the rotating disc 4, the rotating disc 4 drives the polyester chips in one of the material grooves 5 to the detection position, and at the same time, the polyester chips in another material groove 5 after detection are discharged at the discharging position, and the empty material groove 5 is driven to the feeding position for feeding, so that the working time is reasonably utilized, and the working efficiency is improved.

[0038] Referring to Figures 1-4 The detection structure comprises a transmission box 14 installed on the front edge of the top surface of the bottom plate 1, fixed rods 17 are connected to the inner walls of the transmission box 14 at the two sides, a moving strip 16 is movably sleeved on the two fixed rods 17, a first spring 18 is sleeved on the fixed rod 17, the two ends of the first spring 18 are connected to the inner wall of the transmission box 14 and the moving strip 16 respectively, a detection plate 15 is connected to the left side of the top surface of the moving strip 16, the top frame 2 is provided with a through hole for inserting one end of the detection plate 15, and a transmission structure is arranged between the moving strip 16 and the rotating rod 10.

[0039] The transmission structure comprises a transmission bar 19 connected to the right side of the moving bar 16, a fixed piece 20 installed on the transmission bar 19 near one end of the rotating rod 10, a protrusion 21 arranged on the fixed piece 20, the protrusion 21 being in an arc shape away from one side of the rotating rod 10, an L-shaped rod 22 connected to the rotating rod 10, and a squeezing wheel 23 installed on one end of the L-shaped rod 22. During the intermittent rotation of the rotating disc 4 driven by the motor 9, the rotating rod 10 drives the L-shaped rod 22 and the squeezing wheel 23 to rotate. When the squeezing wheel 23 squeezes the arc-shaped surface of the protrusion 21, the transmission bar 19 is pulled to move the moving bar 16 on the fixed rod 17, and the first spring 18 is compressed. The movement of the moving bar 16 drives the detection plate 15 to move towards the corresponding trough 5 on the top frame 2, and the polyester chip in the trough 5 is squeezed to detect the hardness. When the squeezing wheel 23 is separated from the protrusion 21, the first spring 18 pushes the moving bar 16 to drive the detection plate 15 to move reversely and reset. One end of the detection plate 15 is pulled out of the trough 5, avoiding the detection plate 15 from interfering with the normal detection work of the rotating disc 4.

[0040] Referring to Figure 1 , Figure 4 and Figure 5 , the shielding structure comprises a baffle 24 rotatably installed on the inner wall of the top frame 2, the baffle 24 being arranged on the upper surface of the rotating disc 4. A first communication groove 25 is formed on the baffle 24 at the position of each trough 5. A positioning structure is arranged on the top frame 2.

[0041] The positioning structure comprises two positioning grooves 26 formed on the side surface of the baffle 24, the two positioning grooves 26 being between any two adjacent troughs 5. A positioning bar 27 is movably inserted into one of the positioning grooves 26 at the position of one of the positioning grooves 26 on the side surface of the top frame 2. The positioning bar 27 passes through one end of the top frame 2 and is provided with a pulling block 28. A second spring 29 is connected between the pulling block 28 and the top frame 2. When storing the device, first, the pulling block 28 pulls out one end of the positioning bar 27 from the corresponding positioning groove 26, thereby releasing the positioning of the baffle 24 in the top frame 2. Then, the baffle 24 is rotated in the top frame 2, and the first communication groove 25 on the baffle 24 is staggered with the trough 5, so that the baffle 24 shields the trough 5, avoiding impurities entering the trough 5 during storage and causing difficulty in cleaning. After the baffle 24 shields the trough 5, the pulling block 28 is released, and one end of the positioning bar 27 is inserted into the corresponding positioning groove 26 under the pulling force of the second spring 29, thereby repositioning the baffle 24 in the top frame 2.

[0042] Referring to Figure 1 , Figure 4 and Figure 7The feeding structure comprises a mounting seat 30 fastened on the top frame 2 at the position of the rear side trough 5, a mounting plate 31 mounted on the mounting seat 30, a top plate 35 arranged directly above the mounting plate 31, two vertical rods 32 connected between the mounting plate 31 and the top plate 35, a lifting strip 33 movably sleeved on the vertical rods 32, a third spring 34 sleeved on the vertical rods 32 and connected at two ends to the mounting plate 31 and the lifting strip 33 respectively, a storage bottle 36 fixedly penetrated on the lifting strip 33, an adding pipe 37 movably penetrated through the top plate 35 and connected at a top end to the storage bottle 36, a pipe cover 38 screwed and tightly connected at a top end to the adding pipe 37, a squeezing and pushing structure arranged between the lifting strip 33 and the rotating disc 4, a discharging pipe 39 connected at a bottom end to the storage bottle 36 and movably penetrated through the mounting plate 31, and a bottom pipe 40 movably sleeved on the discharging pipe 39 and fixedly mounted on the inner wall of the top frame 2;

[0043] The squeezing and pushing structure comprises an L-shaped strip 41 connected at a front end to the lifting strip 33, a pressure receiving wheel 42 mounted at a bottom end of the L-shaped strip 41, four squeezing pieces 43 arranged on the upper surface of the rotating disc 4 close to the edge and spaced apart from the trough 5, the one end of each of the squeezing pieces 43 being in an arc shape, and the other end of each of the squeezing pieces 43 being in a vertical plane, when the rotating disc 4 drives the trough 5 to rotate to a position below the bottom pipe 40, the bottom pipe 40 is communicated with the trough 5, the polyester chips stored in the storage bottle 36 can fall into the trough 5, realizing the automatic feeding function, and when the rotating disc 4 rotates, the squeezing pieces 43 are moved to the position of the pressure receiving wheel 42, with the continuous rotation of the rotating disc 4, the storage bottle 36 is pushed to move upward by the squeezing of the arc surface of the squeezing pieces 43 on the pressure receiving wheel 42, and when the squeezing pieces 43 are separated from the pressure receiving wheel 42, the storage bottle 36 is pushed to move downward and reset under the elastic force of the third spring 34, so that the polyester chips stored in the storage bottle 36 are shaken up and down by the upward and downward movement of the storage bottle 36, avoiding the problem of blockage of the storage bottle 36 during discharging, and ensuring the normal feeding work.

[0044] Referring to Figure 1 、 Figure 4 、 Figure 6 、 Figure 8 and Figure 9The driving structure comprises an inner groove 44 formed on the rotating disc 4 at the position of each detection strip 45, a through groove 46 formed on one side groove wall of the inner groove 44 and communicating with the material groove 5, the detection strip 45 inserted into the material groove 5 through the through groove 46, a U-shaped rod 51 connected to the detection strip 45 at one end of the inner groove 44, a transmission disc 52 movably sleeved on the top end of the rotating column 57, a connecting rod 56 connected to the transmission disc 52, one end of the connecting rod 56 connected to the top plate 35, a first driving groove 53 and a second driving groove 54 formed on the transmission disc 52, the size of the second driving groove 54 being 0.8 times the size of the first driving groove 53, and two second communication grooves 55 formed on the transmission disc 52 and respectively communicating with two ends of the first driving groove 53 and the second driving groove 54.

[0045] The collecting structure comprises a fixed frame 48 arranged below the top frame 2 and below the right material groove 5, the fixed frame 48 being provided with a collecting box 47, the top frame 2 being provided with a leakage groove communicating with the collecting box 47 and the corresponding material groove 5, the collecting box 47 being provided with an insertion strip 49 on the left and right side surfaces, the insertion strip 49 being movably inserted into the fixed frame 48, and a handle 50 being installed on one side surface of the collecting box 47, when the polyester chips in the material groove 5 are detected after being extruded, the rotating disc 4 continues to rotate and drives the polyester chips in the corresponding material groove 5 to move towards the collecting box 47, at the same time, the one end of the U-shaped rod 51 is slid from the second communication groove 55 to the second driving groove 54, in this process, the U-shaped rod 51 pulls the detection strip 45 to move towards the rotating column 57, the detection strip 45 is pulled out of the material groove 5 to open the material groove 5, so that the material groove 5 communicates with the collecting box 47 through the leakage groove, so that the polyester chips after detection can be automatically discharged into the collecting box 47 for collection, and the automatic discharging function is realized in the detection process.

[0046] The implementation principle of the hardness detection device for polyester chips is as follows: first, the motor 9 drives the rotating rod 10, the bottom disc 11 and the convex disc 12 to rotate as a whole, when the convex disc 12 rotates with the side surface close to the corresponding concave arc-shaped groove 7 on the driving plate 6, the driving plate 6 and the rotating disc 4 are limited as a whole, when the bottom disc 11 drives the driving rod 13 to slide to the radial groove 8 on the driving plate 6, the driving rod 13 extrudes the groove wall of the radial groove 8, and drives the driving plate 6 and the rotating disc 4 to rotate as a whole, so that the intermittent rotation of the rotating disc 4 is realized, and when the rotating disc 4 rotates, the extrusion piece 43 moves to the pressure wheel 42, with the continuous rotation of the rotating disc 4, the arc-shaped surface of the extrusion piece 43 extrudes the pressure wheel 42, and drives the storage bottle 36 to move upwards, and when the extrusion piece 43 is separated from the pressure wheel 42, under the elastic force of the third spring 34, the storage bottle 36 is driven to move downwards and reset, so that the polyester chips stored in the storage bottle 36 are shaken up and down by the upward and downward movement of the storage bottle 36, the problem of blockage of the storage bottle 36 during discharging is avoided, and normal feeding work is ensured, when the feeding groove 5 of the rotating disc 4 rotates to the position below the bottom pipe 40, the corresponding feeding groove 5 is communicated with the bottom pipe 40, the polyester chips to be detected in the storage bottle 36 are discharged into the feeding groove, then the rotating disc 4 continues to rotate, and in the process of driving the rotating disc 4 to rotate, the rotating rod 10 drives the L-shaped rod 22 and the extrusion wheel 23 to rotate, when the extrusion wheel 23 extrudes the arch-shaped surface of the convex block 21, the one end of the disassembly transmission strip 19 is pulled to drive the moving strip 16 to move on the fixed rod 17, the first spring 18 is extruded and compressed, and the movement of the moving strip 16 drives the detection plate 15 to move towards the corresponding feeding groove 5 on the top frame 2, the polyester chips in the feeding groove 5 are extruded to detect the hardness, when the extrusion wheel 23 is separated from the convex block 21, the elastic force of the first spring 18 drives the moving strip 16 to drive the detection plate 15 to move reversely and reset, the one end of the detection plate 15 is pulled out of the feeding groove 5, so that the detection plate 15 does not interfere with the normal detection work of the rotating disc 4, then the rotating disc 4 continues to rotate, drives the polyester chips in the corresponding feeding groove 5 to move towards the collecting box 47, in the process of moving, the one end of the U-shaped rod 51 is slid from the second communication groove 55 to the second driving groove 54, in this process, the U-shaped rod 51 pulls the detection strip 45 to move towards the rotating column 57, the detection strip 45 is pulled out of the feeding groove 5, so that the feeding groove 5 is opened, the feeding groove 5 is communicated with the collecting box 47 through the leakage groove, so that the polyester chips after detection can be automatically discharged into the collecting box 47 for collection, and automatic discharging is realized, so that the hardness detection work of the polyester chips can be realized.

[0047] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A hardness testing device for polyester chips, comprising a base plate (1), characterized in that: A top frame (2) is provided directly above the base plate (1), and a support rod (3) is connected to the lower edge of the top frame (2). The bottom end of the support rod (3) is fixedly connected to the base plate (1). An intermittent rotating structure is provided on the base plate (1), and a material transfer structure is provided inside the top frame (2). The material transfer structure includes a rotating column (57) rotatably connected to the middle of the base plate (1). The rotating column (57) rotates through the top frame (2). A rotating disk (4) is fixedly sleeved on the rotating column (57) near the top. Four material slots (5) are opened at equal angles on the side of the rotating disk (4). Each material slot (5) is provided with a detection strip (45). A driving structure is provided between the detection strip (45) and the rotating column (57). A shielding structure is provided inside the top frame (2) above the rotating disk (4). A feeding structure is provided on the upper edge of the top frame (2) at the rear material slot (5). A detection structure is provided on the side of the top frame (2) at the front material slot (5). A collection structure is provided below the top frame (2) below the right material slot (5). The intermittent rotating structure includes a drive plate (6) fixedly sleeved on the rotating column (57). The drive plate (6) is located below the top frame (2). The drive plate (6) has concave arc grooves (7) on all four sides and radial grooves (8) at all four corners. The radial grooves (8) are distributed radially along the rotating column (57). A motor (9) is installed on the base plate (1) near the rotating column (57). The top of the output shaft of the motor (9) is connected to a rotating rod (10). A base plate (11) is fixedly sleeved on the top of the rotating rod (10). A convex plate (12) is provided in the middle of the base plate (11). A drive rod (13) is connected to the upper edge of the base plate (11). The feeding structure includes a mounting base (30) fastened to the top frame (2) at the position of the rear material trough (5). A mounting plate (31) is mounted on the mounting base (30). A top plate (35) is provided directly above the mounting plate (31). Two vertical rods (32) are connected between the top plate (35) and the mounting plate (31). Lifting bars (33) are movably sleeved on the two vertical rods (32). A third spring (34) is sleeved on the vertical rods (32). The two ends of the third spring (34) are respectively connected to the mounting plate (31) and the lifting bars (33). A storage bottle (36) is fixedly passed through the lifting bar (33). The top of the storage bottle (36) is connected to an adding tube (37) that moves through the top plate (35). The top of the adding tube (37) is screwed with a tube cap (38). A squeezing and pushing structure is provided between the lifting bar (33) and the rotating disk (4). The bottom of the storage bottle (36) is connected to a feeding tube (39). The feeding tube (39) moves through the mounting plate (31). A bottom tube (40) is movably sleeved on the bottom of the feeding tube (39). The bottom tube (40) is fixedly installed on the inner wall of the top frame (2). The extrusion pushing structure includes an L-shaped strip (41) connected to the front end of the lifting strip (33), a pressure wheel (42) installed at the bottom end of the L-shaped strip (41), and four extrusion plates (43) arranged on the rotating disk (4) near the edge. One end of the extrusion plate (43) is an arched surface, and the other end of the extrusion plate (43) is a vertical plane. The four extrusion plates (43) are spaced apart from each other and the material trough (5).

2. The hardness testing device for polyester chips according to claim 1, characterized in that: The detection structure includes a transmission box (14) installed on the front edge of the base plate (1). Fixed rods (17) are connected to both sides of the transmission box (14). Moving strips (16) are movably sleeved on the two fixed rods (17). A first spring (18) is sleeved on the fixed rods (17). The two ends of the first spring (18) are respectively connected to the moving strip (16) and the inner wall of the transmission box (14). A detection plate (15) is connected to the left side of the moving strip (16). The top frame (2) has a through hole for inserting one end of the detection plate (15). A transmission structure is provided between the moving strip (16) and the rotating rod (10).

3. The hardness testing device for polyester chips according to claim 2, characterized in that: The transmission structure includes a transmission bar (19) connected to the right side of the moving bar (16). A fixing plate (20) is installed on the transmission bar (19) near the end of the rotating rod (10). A protrusion (21) is provided on the fixing plate (20). The side of the protrusion (21) away from the rotating rod (10) is an arched surface. An L-shaped rod (22) is connected to the rotating rod (10). An extrusion wheel (23) is installed at one end of the L-shaped rod (22).

4. The hardness testing device for polyester chips according to claim 1, characterized in that: The shielding structure includes a baffle (24) rotatably mounted on the inner wall of the top frame (2). The baffle (24) is set close to the rotating disk (4). A first connecting groove (25) is opened on the baffle (24) at each material trough (5). A positioning structure is provided on the top frame (2).

5. The hardness testing device for polyester chips according to claim 4, characterized in that: The positioning structure includes two positioning slots (26) on the side of the baffle (24), the two positioning slots (26) being located between two adjacent material troughs (5), the side of the top frame (2) being movably inserted into one of the positioning slots (26), the positioning strip (27) being movably inserted into one of the positioning slots (26), the positioning strip (27) being installed with a pull block (28) at one end of the top frame (2), and a second spring (29) being connected between the pull block (28) and the top frame (2).

6. The hardness testing device for polyester chips according to claim 1, characterized in that: The driving structure includes an inner groove (44) on the rotating disk (4) at the position of each detection strip (45). A through groove (46) connecting the material trough (5) is provided on one side wall of the inner groove (44). The detection strip (45) passes through the through groove (46) and is inserted into the material trough (5). A U-shaped rod (51) is connected to one end of the detection strip (45) at the inner groove (44). A transmission disk (52) is movably sleeved on the top of the rotating column (57). A connecting rod (56) is connected to the top of the transmission disk (52). One end of the connecting rod (56) is connected to the top plate (35). A first driving groove (53) and a second driving groove (54) are respectively provided on the transmission disk (52). The diameter of the second driving groove (54) is 0.8 times the size of the wall of the first driving groove (53). Two second connecting grooves (55) are respectively provided on the transmission disk (52) connecting the two ends of the first driving groove (53) and the second driving groove (54).

7. The hardness testing device for polyester chips according to claim 1, characterized in that: The collection structure includes a fixed frame (48) located below the top frame (2) and below the right side material trough (5). A collection box (47) is provided inside the fixed frame (48). A trough connecting the collection box (47) and the corresponding material trough (5) is provided below the top frame (2). Inserts (49) are provided on both the left and right sides of the collection box (47). The inserts (49) are movably inserted into the fixed frame (48). A handle (50) is installed on one side of the collection box (47).

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