Polyacrylonitrile carbon fiber precursor oiling device

Abstract

The utility model discloses a polyacrylonitrile carbon fiber precursor oiling device which comprises a sealing box and a group of supporting plates, through holes corresponding to precursors are formed in a front panel and a rear panel of the sealing box, the precursors penetrate through the sealing box through the through holes, and the group of supporting plates are movably connected in the sealing box and symmetrically arranged up and down with the precursors as the center. The end face, close to the protofilament, of the supporting plate is fixedly connected with a spray head corresponding to the protofilament, the supporting plate is provided with an oil conveying pipe for supplying oil to the spray head, the oil conveying pipe comprises a plurality of first oil conveying pipes corresponding to the spray head, and the first oil conveying pipes penetrate through an upper panel and a lower panel of the sealing box. Compared with the prior art, the polyacrylonitrile carbon fiber precursor oiling device has the advantages that the distance between the spray head and the precursor is convenient to adjust, the sprayed redundant oiling agent is convenient to collect, the spray head can be protected, and the practicability is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to polyacrylonitrile carbon fiber precursor technical field, specifically about a kind of polyacrylonitrile carbon fiber precursor oiling device. BACKGROUND

[0002] Polyacrylonitrile carbon fiber precursor surface is covered with a layer of oil agent, which is equivalent to the outer clothing of precursor, so that the precursor has certain bunching, antistatic property and so on, and it plays a protective role on the precursor, prevents single filament adhesion, fiber fuzz. Whether it is the storage of precursor, or subsequent oxidation, even a part of carbonization process oil agent this protective effect is always effective.

[0003] The role of oil agent cannot be replaced, which puts forward strict requirements for the type, stability of oil agent and oiling method. The commonly used method is impregnation method to control oil content in the form of extrusion. In the process of extrusion, the fiber is easily damaged, and the effect of extrusion is not good to measure, which has a certain influence on the effect of oiling.

[0004] The existing oil agent is sprayed by the existing spray head, but the working form of the existing spray head is relatively single, the distance between the spray head and the precursor is not convenient to adjust, the excess oil agent sprayed by the spray head is not convenient to collect, the spray head is exposed to dust, the spray hole is easily blocked, and the practicability is not strong. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of polyacrylonitrile carbon fiber precursor oiling device, it is convenient to adjust the distance between spray head and precursor, it is convenient to collect the excess oil agent sprayed, can play the role of protection to spray head, increase practicability.

[0006] In order to realize the above-mentioned purpose, the technical scheme provided by a specific embodiment of the utility model is as follows:

[0007] A kind of polyacrylonitrile carbon fiber precursor oiling device, including sealed box and a group of support plate, the front, rear panel of the sealed box is provided with the through hole corresponding to precursor, the precursor passes through the sealed box by through hole, a group of the support plate is movably connected in sealed box and is symmetrically arranged up and down with precursor as center, the end face of support plate close to precursor is fixedly connected with the spray head corresponding to precursor, oil supply pipe for spray head is provided on support plate.

[0008] In one or more embodiments of the utility model, the oil supply pipe includes a plurality of first oil supply pipes corresponding to the spray head, the first oil supply pipe passes through the upper and lower panels of the sealed box, a second oil supply pipe is fixedly connected between a plurality of first oil supply pipes, and a third oil supply pipe is fixedly connected to the second oil supply pipe.

[0009] In one or more embodiments of the utility model, a plurality of first oil pipes are respectively provided with valves.

[0010] In one or more embodiments of the utility model, the third oil pipe is fixedly connected with a fourth oil pipe.

[0011] In one or more embodiments of the utility model, the upper and lower panels of the sealing box are detachably fixedly connected on the sealing box, and the upper and lower panels respectively include a group of sealing plates.

[0012] In one or more embodiments of the utility model, the lower sealing plate is fixedly connected with an oil discharge pipe.

[0013] In one or more embodiments of the utility model, the left and right side walls in the sealing box are respectively fixedly connected with limiting plates matched with the supporting plates, and the supporting plates are located in the limiting plates.

[0014] In one or more embodiments of the utility model, the limiting plate is provided with an abutting plate, one end surface of the abutting plate close to the supporting plate is fixedly connected with two groups of clamping blocks, and the two groups of clamping blocks are symmetrically arranged with the raw silk as the center.

[0015] In one or more embodiments of the utility model, the left and right end surfaces of the sealing box are respectively fixedly connected with supporting legs, the bottom end surface of the supporting leg is fixedly connected with a fixed plate, the supporting leg is provided with a threaded hole, and the threaded hole is screwedly connected with a bolt.

[0016] In one or more embodiments of the utility model, the through hole is fixedly connected with a sealing ring matched with the raw silk.

[0017] Compared with the prior art, the polyacrylonitrile carbon fiber raw silk oiling device has the advantages that the distance between the spray head and the raw silk is convenient to adjust, the sprayed excess oil agent is convenient to collect, the spray head can be protected, and the practicability is increased. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments in the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating labor.

[0019] Figure 1 It is an first perspective view of the polyacrylonitrile carbon fiber raw silk oiling device in one embodiment of the utility model.

[0020] Figure 2 This is a partial structural diagram of a polyacrylonitrile carbon fiber precursor oiling device in one embodiment of the utility model. Figure 1 ;

[0021] Figure 3 This is a cross-sectional view of a polyacrylonitrile carbon fiber precursor oiling device in one embodiment of the present utility model;

[0022] Figure 4 for Figure 3 Schematic diagram of the structure at A in the middle;

[0023] Figure 5 This is a schematic structural diagram from a second perspective of a polyacrylonitrile carbon fiber precursor oiling device in one embodiment of the present utility model;

[0024] Figure 6 This is a partial structural diagram of a polyacrylonitrile carbon fiber precursor oiling device in one embodiment of the utility model. Figure 2 .

[0025] Description of main reference numerals:

[0026] 11. Sealing box; 12. Sealing plate; 13. Support leg; 14. Fixing plate; 21. Raw wire; 22. Through hole; 23. Sealing ring; 31. Support plate; 32. Nozzle; 33. First oil pipeline; 34. Second oil pipeline; 35. Third oil pipeline; 36. Fourth oil pipeline; 37. Valve; 41. Oil drain pipe; 51. Limit plate; 52. Abutment plate; 53. Threaded hole; 54. Bolt; 55. Block; 56. Slot. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the technical solutions of the present invention, the following will be combined with the drawings of the embodiments of the present invention to clearly and completely describe the technical solutions of the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts should fall within the scope of protection of the present invention.

[0028] like Figures 1-6As shown, the polyacrylonitrile carbon fiber oiling device in one embodiment of the utility model, including sealed box 11, the front, back panel of sealed box 11 is opened with the through-hole 22 corresponding to the original silk 21, and the original silk 21 passes through the through-hole 22 and passes through sealed box 11. Specifically, the original silk 21 is moved by traction device, so that the original silk 21 passes through sealed box 11 in the state of movement, and the traction device can be traction roller, which is arranged on the front and rear sides of sealed box 11 and can drive the original silk 21 to move.

[0029] Including a set of support plates 31, a set of support plates 31 is movably connected in sealed box 11 and is symmetrically arranged above and below the original silk 21, and the end face of the support plate 31 close to the original silk 21 is fixedly connected with the nozzle 32 corresponding to the original silk 21, and the support plate 31 is provided with the oil supply pipe for supplying oil to the nozzle 32.

[0030] The oil is supplied through the oil supply pipe, so that the oil is sprayed through the nozzle 32, so that each original silk 21 has a nozzle 32 on the upper and lower parts, and a plurality of spray holes are arranged on the nozzle 32, and the oil is sprayed through the spray holes and uniformly sprayed on the surface of the original silk 21, and the spraying direction of the oil is as shown in the figure. Figure 4 As shown, a plurality of original silks 21 can be oiled simultaneously, the oiling is uniform, and the spraying amount of the oil can be controlled by controlling the oil supply pipe.

[0031] Further, the sealing box 11 can protect the nozzle 32 and the original silk 21 being oiled in the sealing box 11, prevent dust from adhering to the original silk 21 being oiled and clogging the spray hole, and the excess oil not sprayed on the original silk 21 can be temporarily stored in the sealing box 11, which is convenient for subsequent recycling.

[0032] The oil supply pipe includes a plurality of first oil supply pipes 33 corresponding to the nozzle 32, the first oil supply pipe 33 passes through the upper and lower panels of the sealed box 11, a plurality of first oil supply pipes 33 are fixedly connected with the second oil supply pipe 34, and the third oil supply pipe 35 is fixedly connected with the second oil supply pipe 34. Each first oil supply pipe 33 is fixedly connected with each nozzle 32, and each first oil supply pipe 33 is supplied with oil through the second oil supply pipe 34 and the third oil supply pipe 35.

[0033] A plurality of first oil supply pipes 33 are respectively provided with valves 37, the oil supply amount of each first oil supply pipe 33 can be controlled individually through the valve 37, each first oil supply pipe 33 can be opened and closed, and each nozzle 32 can be opened and closed, when the number of original silks 21 is small, part of the nozzles 32 can be closed to save resources.

[0034] The third oil delivery pipe 35 is fixedly connected with a fourth oil delivery pipe 36, the fourth oil delivery pipe 36 is a hose, and the fourth oil delivery pipe 36 is connected to a total oil supply pipeline. In this way, the support plate 31 can be adjusted up and down, and the distance between the spray head 32 and the raw wire 21 can be changed, on the one hand, the raw wire 21 with different diameters can be adapted, and on the other hand, the distance between the spray head 32 and the raw wire 21 can be adjusted to obtain the most uniform spraying position.

[0035] The upper and lower panels of the sealing box 11 are detachably fixedly connected to the sealing box 11, and each of the upper and lower panels comprises a set of sealing plates 12. A set of through holes 22 are provided with semicircular holes, and when the set of sealing plates 12 are clamped together, a sealing effect can be achieved to prevent the sprayed oil from leaking out, and the sealing plates 12 can be easily disassembled to adjust and replace the oiling components in the sealing box 11.

[0036] The lower sealing plate 12 is fixedly connected with an oil discharge pipe 41, and the oil remaining in the sealing box 11 can be discharged through the oil discharge pipe 41. A collection device such as a collection box or a collection barrel can be arranged below the sealing box 11 to facilitate the collection of the oil for subsequent recycling.

[0037] The left and right side walls in the sealing box 11 are fixedly connected with limiting plates 51 matched with the support plates 31, and the support plates 31 are located in the limiting plates 51. The limiting plates 51 can limit the support plates 31, and the support plates 31 can move up and down along the limiting plates 51.

[0038] The limiting plates 51 are provided with abutting plates 52, the abutting plates 52 are fixedly connected with two sets of clamping blocks 55 at one end surface close to the support plates 31, the two sets of clamping blocks 55 are symmetrically arranged with the raw wire 21 as the center, and the support plates 31 are provided with clamping grooves 56 matched with the clamping blocks 55. The distance between each set of clamping blocks 55 is equal, the support plates 31 can be clamped on the clamping blocks 55, and a set of support plates 31 can be symmetrically arranged with the raw wire 21 as the center after adjustment to facilitate the fixation of the support plates 31.

[0039] The left and right end surfaces of the sealing box 11 are fixedly connected with support legs 13, the bottom end surfaces of the support legs 13 are fixedly connected with fixed plates 14, the support legs 13 are provided with threaded holes 53, and the threaded holes 53 are threadedly connected with bolts 54 penetrating through the left and right panels of the sealing box 11.

[0040] The support legs 13 facilitate the support of the sealing box 11, a plurality of fixing holes are formed in the fixed plates 14, and the fixed plates 14 can be fixed to the ground by fixing pins or fixing bolts to increase the stability of the sealing box 11.

[0041] Preferably, the support legs 13 are telescopic support legs, which facilitates adjustment of the height of the sealing box 11 so that the through hole 22 corresponds to the position of the raw silk 21 on the assembly line. By rotating the bolts 54, the bolts 54 can abut against the abutment plates 52, causing the abutment plates 52 on both sides to move toward the support plate 31, thereby causing the abutment plates 52 to abut against the support plate 31 to increase the stability of the support plate 31.

[0042] A sealing ring 23 that matches the original thread 21 is fixedly connected to the through hole 22. The diameter of the through hole 22 can be set larger so that it can match original threads 21 of different diameters. The sealing ring 23 is a rubber ring that matches the original thread 21. The sealing ring 23 is a finished product with different inner diameters to match original threads 21 of different diameters.

[0043] When using, Figures 1 to 6 As shown, the oil is sprayed on the passing raw silk 21 through the nozzle 32 located in the sealing box 11. The nozzle 32 is fixedly connected to the support plate 31 to facilitate adjustment of the position of the support plate 31 and change of the distance between the nozzle 32 and the raw silk 21.

[0044] A polyacrylonitrile carbon fiber precursor oiling device facilitates adjustment of the distance between a nozzle and the precursor, facilitates collection of sprayed excess oil, can protect the nozzle, and increases practicality.

[0045] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

[0046] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method 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 can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A polyacrylonitrile carbon fiber precursor oiling device, characterized in that: The utility model provides a kind of sealing box, the front, rear panel of the sealing box is opened with the through hole corresponding to raw silk, and the raw silk passes through the through hole and passes through sealing box;A set of support plate is symmetrically arranged up and down with raw silk as center and movably connected in sealing box; The end face of the support plate close to raw silk is fixedly connected with the corresponding spray head of sealing box, and the support plate is provided with oil supply pipe for supplying oil to the spray head. The oil supply pipe includes a plurality of first oil supply pipes corresponding to the spray head, and the first oil supply pipes pass through the upper and lower panels of the sealing box. A second oil supply pipe is fixedly connected between the first oil supply pipes, and a third oil supply pipe is fixedly connected to the second oil supply pipe.

2. The polyacrylonitrile carbon fiber precursor oiling device according to claim 1, characterized in that, A plurality of valves are respectively arranged on the first oil supply pipes.

3. The polyacrylonitrile carbon fiber precursor oiling device according to claim 2, characterized in that, The third oil supply pipe is fixedly connected with a fourth oil supply pipe.

4. The polyacrylonitrile carbon fiber precursor oiling device according to claim 2, characterized in that, The upper and lower panels of the sealing box are detachably fixedly connected to the sealing box, and each of the upper and lower panels includes a set of sealing plates.

5. The polyacrylonitrile carbon fiber precursor oiling device according to claim 2, characterized in that, The lower sealing plate is fixedly connected with an oil discharge pipe.

6. The polyacrylonitrile carbon fiber precursor oiling device according to claim 5, characterized in that, Left and right side walls in the sealing box are respectively fixedly connected with limiting plates matched with the support plates, and the support plates are located in the limiting plates.

7. The polyacrylonitrile-based carbon fiber precursor oiling device according to claim 1, characterized by, The limiting plate is provided with an abutting plate, and two sets of clamping blocks are fixedly connected to the end face of the abutting plate close to the support plate.

8. The polyacrylonitrile carbon fiber precursor oiling device according to claim 7, characterized in that, The support plate is provided with a clamping groove matched with the clamping block.

9. The polyacrylonitrile-based carbon fiber precursor oiling device according to claim 1, wherein Left and right end faces of the sealing box are respectively fixedly connected with support legs, and the bottom end face of the support leg is fixedly connected with a fixed plate.

10. The polyacrylonitrile-based carbon fiber precursor oiling device according to claim 1, characterized by, Threaded holes are formed in the support leg, and bolts are threadedly connected in the threaded holes. The through hole is fixedly connected with a sealing ring matched with the raw silk.

Images