CN118360730A - Carbon fiber crucible preform needling machine - Google Patents
Carbon fiber crucible preform needling machine Download PDFInfo
- Publication number
- CN118360730A CN118360730A CN202410731099.6A CN202410731099A CN118360730A CN 118360730 A CN118360730 A CN 118360730A CN 202410731099 A CN202410731099 A CN 202410731099A CN 118360730 A CN118360730 A CN 118360730A
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- China
- Prior art keywords
- crucible
- needling
- frame
- carbon fiber
- rotating shaft
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 48
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 48
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 239000004744 fabric Substances 0.000 claims abstract description 88
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 87
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 87
- 239000000463 material Substances 0.000 claims description 14
- 238000001467 acupuncture Methods 0.000 claims description 13
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 14
- 239000000835 fiber Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H18/00—Needling machines
- D04H18/02—Needling machines with needles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B1/00—Layered products having a non-planar shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/06—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a fibrous or filamentary layer mechanically connected, e.g. by needling to another layer, e.g. of fibres, of paper
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Nonwoven Fabrics (AREA)
Abstract
The invention relates to the technical field of needling machines, and provides a carbon fiber crucible preform needling machine, which comprises a frame; the bearing rotating shaft is rotatably arranged relative to the frame and used for bearing and driving the crucible to rotate; the feeding roll rotates relative to the frame and is positioned at one side of the bearing rotating shaft, and the feeding roll is used for conveying carbon cloth to the surface of the crucible after rotating; the clamping piece is arranged in a moving way relative to the frame, is positioned between the feeding roll and the bearing rotating shaft and is positioned below the bearing rotating shaft, and the clamping piece is used for clamping and driving the end part of the carbon cloth to approach the crucible after moving; the needling member I is arranged in a moving manner relative to the clamping piece, is positioned at the bottom of the clamping piece and is positioned at one side close to the bearing rotating shaft, and the needling member I is used for attaching the carbon cloth end part to the crucible surface after moving. Through the technical scheme, the problem that the whole carbon fiber crucible preparation process is slow because the needling equipment needs to manually bond the end part of the carbon cloth on the surface of the carbon fiber crucible before needling operation is carried out on the carbon fiber crucible in the prior art is solved.
Description
Technical Field
The invention relates to the technical field of needling machines, in particular to a carbon fiber crucible preform needling machine.
Background
The carbon fiber crucible needling equipment is mainly used for improving the fiber density of the crucible so as to enhance the performance of the crucible. Because the bottom surface and the outer wall of the crucible usually present arc surfaces, the existing needling machine is difficult to perform effective needling operation on the parts. To solve this problem, researchers and engineers have developed new carbon fiber crucible needling apparatuses that better adapt to the shape of the crucible and improve the efficiency and uniformity of needling.
Specifically, current carbon fiber crucible needling equipment reaches the acupuncture position through manual adjustment crucible position and gesture, processes arc surface and inclined plane to carbon fiber crucible respectively again, and the adjustment process is loaded down with trivial details consuming time, and the workman can not very accurately adjust carbon fiber crucible prefabrication body to the best position, and when carrying out the acupuncture during operation, still need to last one deck carbon cloth to carbon fiber crucible surface, utilizes the acupuncture operation to improve the stability of carbon cloth on carbon fiber crucible to improve the fiber density of crucible.
So except that the carbon fiber crucible can not be accurately processed, the existing carbon fiber crucible needling equipment has the following problems: when wrapping carbon cloth on the surface of the carbon fiber crucible, the end part of the carbon cloth still needs to be manually stuck on the surface of the carbon fiber crucible, and especially, the whole preparation process of the carbon fiber crucible is slow because the sticking operation of the end part of the carbon cloth is excessively complicated every time aiming at working scenes of wrapping different layers of materials on the surface of the carbon fiber crucible respectively.
Disclosure of Invention
The invention provides a carbon fiber crucible preform needling machine, which solves the problem that the whole carbon fiber crucible preparation process is slow because the needling equipment needs to manually bond the end part of carbon cloth on the surface of a carbon fiber crucible before needling operation is carried out on the carbon fiber crucible in the related art.
The technical scheme of the invention is as follows:
a carbon fiber crucible preform needling machine for attaching carbon cloth to the crucible surface, comprising:
A frame;
The bearing rotating shaft is arranged in a rotating way relative to the frame and is used for bearing and driving the crucible to rotate;
the feeding roll rotates relative to the frame and is positioned at one side of the bearing rotating shaft, and the feeding roll is used for conveying the carbon cloth to the surface of the crucible after rotating;
The clamping piece is arranged in a moving way relative to the frame, is positioned between the feeding roll and the bearing rotating shaft and is positioned below the bearing rotating shaft, and the clamping piece is used for clamping and driving the end part of the carbon cloth to be close to the crucible after moving;
The first needling member is arranged in a moving manner relative to the clamping piece, is positioned at the bottom of the clamping piece and is positioned at one side close to the bearing rotating shaft, and the first needling member is used for attaching the end part of the carbon cloth to the surface of the crucible after moving.
As a further technical scheme, the method further comprises:
The feeding frame is fixedly arranged on the frame, and the feeding roll is rotatably arranged on the feeding frame;
the first telescopic piece is arranged on the feeding frame and is positioned between the feeding roll and the bearing rotating shaft, the first telescopic piece is provided with a first telescopic end, and the clamping piece is arranged on the first telescopic end.
As a further technical solution, the clip includes:
the two clamping rollers are both rotatably arranged on the first telescopic end, a feeding gap is formed between the two clamping rollers, and the carbon cloth penetrates through the feeding gap.
As a further technical scheme, the method further comprises:
The inclined table is arranged at the bottom of the telescopic end and is positioned between the feeding gap and the bearing rotating shaft;
The cutter is movably arranged on the inclined table, and is used for approaching to the crucible after moving and cutting off the carbon cloth.
As a further technical solution, the cutter has a blade portion, the blade portion has a sliding hole, the needling member is movably disposed in the sliding hole, and the cutter further includes:
The elastic piece is arranged in the sliding hole, one end of the elastic piece is connected with the cutter, the other end of the elastic piece is connected with the needling piece I, and the elastic piece provides force for the needling piece I to approach the crucible.
As a further technical scheme, the method further comprises:
The rotary table is rotationally arranged on the frame, the bearing rotating shaft is rotationally arranged on the rotary table, the rotary table rotating shaft is axially rotated, the bearing rotating shaft is axially rotated and the feeding direction of the feeding coil is mutually perpendicular, the rotary table is provided with a needling station and a loading and unloading station, and the rotary table rotates to drive the bearing rotating shaft to the needling station or the loading and unloading station.
As a further technical scheme, the support rotating shaft has a screw thread installation portion for screw thread installation of the crucible, further comprising:
The arc stripper, the arc stripper sets up in the frame is located loading and unloading station one side, the arc stripper has the friction surface, the revolving platform rotates and drives the bearing pivot is close to behind the loading and unloading station, the friction surface butt the crucible, and drive the crucible is relative the bearing pivot rotates.
As a further technical scheme, one end of the arc-shaped stripper plate is provided with a blanking inclined plane.
As a further technical solution, the screw mounting portion and the turntable have a gap therebetween, and further include:
The second telescopic piece is arranged on the rack and positioned in the gap, and the second telescopic piece is provided with a second telescopic end;
The support wheel is rotatably arranged on the second telescopic end, and after the second telescopic end stretches out and draws back, the support wheel is abutted or cancelled to be abutted against the bearing rotating shaft.
As a further technical scheme, the method further comprises:
and the second needling member is arranged on the frame in a lifting manner and is positioned right above the crucible, and the second needling member is tightly propped against the carbon cloth after lifting.
The working principle and the beneficial effects of the invention are as follows:
In order to avoid the situation that the end part of the carbon cloth is attached to the surface of the crucible manually every time, the needling operation can be performed, the invention is better suitable for the working scene that different layers of materials need to be wrapped on the surface of the crucible respectively, the operation of conveying and attaching the carbon cloth to the surface of the crucible is fully automatic, and the specific working principle is as follows: the bearing rotating shaft which rotates relative to the frame normally drives the crucible to rotate so as to realize the operation of winding carbon cloth on the surface of the crucible slowly, and finally, the carbon cloth is stably attached to the surface of the crucible under the reciprocating needling action of the needling piece I, so that the needling operation is completed, the preparation of the carbon fiber crucible is completed, further, instead of manual operation, the carbon cloth end is attached to the surface of the crucible, the movable clamping piece is used for clamping the carbon cloth end and moving to a position close to the surface of the crucible, and finally, the needling operation of the needling piece I which moves relative to the clamping piece is used for attaching the carbon cloth end, so that the carbon cloth end is stably positioned on the crucible at the moment, the carbon cloth can be gradually wrapped by the carbon cloth under the stable rotation of the crucible, and meanwhile, the feeding roll automatically rotates to continuously provide the carbon cloth, so that the preparation process of the carbon fiber crucible is automatically realized.
The clamp is used with the first needling part in a matched manner, completely replaces manual operation, does not need to manually adjust the position and the posture of the crucible in advance, and ensures the precision of the whole processing process, so that the fiber density of the crucible is improved, the carbon cloth is not required to be wound on the crucible by one point by additional manual labor when being used for feeding rolls, and the carbon cloth is continuously conveyed under the rotation of the carbon cloth, so that the problem of slow preparation process of the carbon fiber crucible is solved.
Meanwhile, in order to prevent interference influence of a pair of other parts of the clamping piece and the needling piece during working, the needling piece is arranged below the bearing rotating shaft, carbon cloth is wound from the lower part of the crucible, the needling piece can also adapt to the feeding position of the feeding frame and the feeding roll, and winding from the top is not needed.
Drawings
The above features, technical features, advantages and implementation of the present invention will be further described in the following description of preferred embodiments with reference to the accompanying drawings in a clear and easily understood manner.
FIG. 1 is a schematic view of a first view angle structure of a needling machine for carbon fiber crucible preforms according to the present invention;
FIG. 2 is a schematic view of a loading frame structure in the present invention;
FIG. 3 is an enlarged view of portion B of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view of portion C of FIG. 3 in accordance with the present invention;
FIG. 5 is an enlarged view of portion A of FIG. 1 in accordance with the present invention;
FIG. 6 is a schematic view of an arc discharge plate structure in the present invention;
FIG. 7 is a schematic diagram of a second view angle structure of a needling machine for carbon fiber crucible preforms according to the present invention;
fig. 8 is an enlarged view of section D of fig. 7 in accordance with the present invention.
In the figure: 1. crucible, 2, carbon cloth, 3, frame, 4, bearing pivot, 401, screw thread installation department, 5, the material loading is rolled up, 6, the folder, 601, pinch rolls, 602, the material loading gap, 7, acupuncture spare one, 8, the material loading frame, 9, telescopic spare one, 901, telescopic end one, 10, the sloping platform, 11, the cutter, 1101, cutting edge portion, 1102, the slide opening, 12, the elastic component, 13, the revolving platform, 1301, the acupuncture station, 1302, loading and unloading station, 1303, the clearance, 14, arc stripper, 1401, friction surface, 15, telescopic spare two, 1501, telescopic end two, 16, the supporting wheel, 17, acupuncture spare two, 18, unloading inclined plane.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will explain the specific embodiments of the present invention with reference to the accompanying drawings. It is evident that the drawings in the following description are only examples of the invention, from which other drawings and other embodiments can be obtained by a person skilled in the art without inventive effort.
For simplicity of the drawing, only the parts relevant to the invention are schematically shown in each drawing, and they do not represent the actual structure thereof as a product. In addition, in order to simplify the drawings and facilitate understanding, components having the same structure or function in some drawings are only schematically illustrated in one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one", and "a number" includes "two" and "two or more".
In this context, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In addition, in the description of the present application, the terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
Referring to fig. 1 to 8, for a first embodiment of the present invention, a carbon fiber crucible preform needling machine is provided for attaching carbon cloth 2 to the surface of a crucible 1, comprising: a frame 3; the supporting rotating shaft 4 is rotatably arranged relative to the frame 3, and the supporting rotating shaft 4 is used for supporting and driving the crucible 1 to rotate; the feeding roll 5 rotates relative to the frame 3, is positioned on one side of the bearing rotating shaft 4, and is used for conveying the carbon cloth 2 to the surface of the crucible 1 after the feeding roll 5 rotates; the clamping piece 6 is arranged in a moving way relative to the frame 3, is positioned between the feeding roll 5 and the bearing rotating shaft 4 and is positioned below the bearing rotating shaft 4, and the clamping piece 6 is used for clamping and driving the end part of the carbon cloth 2 to be close to the crucible 1 after moving; the first needling member 7 is movably arranged relative to the clamping member 6, is positioned at the bottom of the clamping member 6 and is positioned at one side close to the bearing rotating shaft 4, and the end part of the carbon cloth 2 is attached to the surface of the crucible 1 after the first needling member 7 is moved.
In this embodiment, as shown in fig. 1 to 3, in order to avoid that the end portion of the carbon cloth 2 needs to be attached to the surface of the crucible 1 manually every time, needling operation can be performed, and meanwhile, better adaptation needs to be respectively wrapped with working scenes of different layers of materials on the surface of the crucible 1, the operation of conveying and attaching the carbon cloth 2 to the surface of the crucible 1 is fully automated, and the specific working principle is as follows: the bearing rotating shaft 4 rotating relative to the frame 3 normally drives the crucible 1 to rotate so as to realize the operation of winding the carbon cloth 2 on the surface of the crucible 1 slowly, and finally, under the reciprocating needling action of the needling member 7, the carbon cloth 2 is stably attached on the surface of the crucible 1 so as to finish needling operation, thereby finishing the preparation of the carbon fiber crucible 1, further, instead of manual operation, the end part of the carbon cloth 2 is attached on the surface of the crucible 1, the movable clamping member 6 is used for clamping the end part of the carbon cloth 2 and moving to a position close to the surface of the crucible 1, and finally, the end part of the carbon cloth 2 is attached by the needling operation of the needling member 7 moving relative to the clamping member 6, at the moment, the end part of the carbon cloth 2 is stably positioned on the crucible 1, the carbon cloth 2 can be gradually wrapped up under the stable rotation of the crucible 1, and simultaneously, the feeding roll 5 automatically rotates so as to continuously provide the carbon cloth 2, and the preparation process of the carbon fiber crucible 1 is automatically realized.
The clamp 6 and the needling piece 7 are matched for use, manual operation is completely replaced, manual adjustment of the position and the posture of the crucible 1 is not needed in advance, the precision of the whole processing process is ensured, so that the fiber density of the crucible 1 is improved, the carbon cloth 2 is not needed to be wound on the crucible 1 by a little by extra manual labor when the feeding roll 5 is used, the carbon cloth 2 is continuously conveyed under the rotation of the feeding roll, and the problem that the preparation process of the carbon fiber crucible 1 is slow is solved.
Meanwhile, in order to prevent interference influence on other parts caused by the clamping piece 6 and the needling piece 7 during working, the clamping piece is arranged below the bearing rotating shaft 4, the carbon cloth 2 is wound from the lower part of the crucible 1, the feeding position of the feeding frame 8 and the feeding coil 5 can be adapted, and winding from the top is not needed.
Further, the method further comprises the following steps: the feeding frame 8 is fixedly arranged on the frame 3, and the feeding roll 5 is rotatably arranged on the feeding frame 8; the first telescopic part 9 is arranged on the feeding frame 8 and is positioned between the feeding roll 5 and the bearing rotating shaft 4, the first telescopic part 9 is provided with a first telescopic end 901, and the clamping piece 6 is arranged on the first telescopic end 901.
In this embodiment, as shown in fig. 2, specifically, for making things convenient for the feeding roll 5 to continuously provide carbon cloth 2 to the crucible 1, guarantee the mobility stability of folder 6, fixedly be provided with material loading frame 8 on frame 3, provide stable station for the rotation of feeding roll 5, guarantee its stable rotation, be provided with telescopic member one 9 in its one side that is close to bearing pivot 4, telescopic member one 9 is specific can be structures such as electric jar, cylinder or telescopic link, set up folder 6 on telescopic end one 901, telescopic end one 901 stretches out and draws back and will drive folder 6 and be close to crucible 1, and then folder 6 can drive carbon cloth 2 tip and be close to crucible 1, accomplish automatic feeding operation.
Meanwhile, as the conveyed carbon cloth 2 is belt-shaped, the tensioning force of the conveyed carbon cloth 2 is required to be grasped in order to ensure the quality of the carbon fiber crucible 1, a tensioning roller can be further arranged on the feeding frame 8 in a moving mode, the tensioning roller is moved to a proper position before conveying, the tensioning force of the carbon cloth 2 is ensured, and the quality of the carbon fiber crucible 1 can be ensured.
Further, the clip 6 includes: the two clamping rollers 601 are rotatably arranged on the first telescopic end 901, a feeding gap 602 is formed between the two clamping rollers 601, and the carbon cloth 2 penetrates through the feeding gap 602.
In this embodiment, as shown in fig. 2 and 3, the specific limiting clamp 6 is in the form of a clamping roller 601, and does not use a structure such as a clamp, on one hand, because the clamp needs to symmetrically set two groups to uniformly clamp the carbon cloth 2, the set positioning accuracy and the tightness of the carbon cloth 2 are problematic, and on the other hand, the needling member 7 is inconvenient to uniformly act on the carbon cloth 2 as a whole, because the clamp can only clamp from two sides of the carbon cloth 2, so that no external force is applied to the middle part of the carbon cloth 2.
The clamping rollers 601 can not be used, the two clamping rollers 601 arranged on the first telescopic end 901 can comprehensively act on the carbon cloth 2, the tension of the carbon cloth 2 can be well matched, meanwhile, the structure is small and compact, the carbon cloth can be stably attached to the crucible 1 under the action of the first needling member 7, the carbon cloth 2 is stably clamped in a feeding gap 602 of the two clamping rollers by the two clamping rollers 601 during operation, the end part of the carbon cloth 2 can be driven to move to a position close to the crucible 1 under the action of the first telescopic member 9, then the end part of the carbon cloth 2 is accurately conveyed to the surface of the crucible 1 under the rotation driving of the two clamping rollers 601, the rotation quantity of the clamping rollers 601 is determined according to the size of the crucible 1, the required end part of the carbon cloth 2 is determined, and then the needle needling member 7 acts.
Further, the method further comprises the following steps: the inclined table 10 is arranged at the bottom of the telescopic end I901 and is positioned between the feeding gap 602 and the bearing rotating shaft 4; the cutter 11, the cutter 11 moves and sets up on the slope platform 10, and the cutter 11 is used for being close to crucible 1 after moving to cut off carbon cloth 2.
In this embodiment, as shown in fig. 3 and 4, since the carbon cloth 2 is wound from the lower part of the crucible 1, if the components such as the clamping piece 6 and the needling piece 7 are easily clamped in a relatively small area from the bottom, the work is inconvenient, so that the attaching operation of the end part of the carbon cloth 2 needs to be completed by starting from the angle of relative inclination of the lower semicircle of the crucible 1, and particularly as shown in fig. 2, the moving angle of the needling piece 7 needs to be inclined to ensure the attaching quality, so that the inclined table 10 is arranged on the telescopic end one 901, and the cutter 11 is arranged on the inclined table, the inclined angle of the inclined table 10 is helpful for the needling piece one 7 to move along the radial direction of the crucible 1 as much as possible, so that the attaching quality is ensured, and the cutter 11 is arranged to enable the needling equipment to adapt to the working scene that needs to wrap different layers of materials respectively to the surface of the crucible 1, for example, after wrapping one layer of carbon cloth 2, the occasion that needs to be encountered when the one layer of mesh cloth is wrapped, the cutting is needed, so that the cutter 11 is used for providing the cutting effect, after wrapping one layer of carbon cloth 2, the corresponding layer of carbon cloth 11 is cut off, and then the carbon cloth 5 is connected to the crucible is more convenient to prepare the fiber material, and the material is further, and the material is more convenient to prepare.
Further, the cutter 11 has a blade portion 1101, the blade portion 1101 has a slide hole 1102, and the first needling member 7 is movably disposed in the slide hole 1102, and further includes: and the elastic piece 12 is arranged in the sliding hole 1102, one end of the elastic piece 12 is connected with the cutter 11, the other end is connected with the first needling piece 7, and the elastic piece 12 provides force for the first needling piece 7 to approach the crucible 1.
In this embodiment, as shown in fig. 4, it is further considered that the cutter 11 is combined with the first needling member 7 to have two functions and reduce the occupied area, so that the edge 1101 of the cutter 11 is provided with a sliding hole 1102, the function of the first needling member 7 is ensured by using the elastic member 12 in the sliding hole 1102, specifically, in a normal state, the first needling member 7 is exposed out of the sliding hole 1102, when the first needling member 7 is required to work, and when the cutter 11 is not required to work, the movement amount of the cutter 11 is controlled, the first needling member 7 is enabled to contact the carbon cloth 2, the elastic member 12 is slowly compressed, and when the cutter 11 is required to cut the carbon cloth 2, only the movement amount of the cutter 11 is required to be increased, and the edge 1101 of the cutter 11 is ensured to abut against the surface of the crucible 1, so that the carbon cloth 2 is cut.
Further, the method further comprises the following steps: the rotary table 13, the rotary table 13 rotates and sets up on frame 3, and the bearing pivot 4 rotates and sets up on rotary table 13, and rotary table 13 rotates axial, bearing pivot 4 and the material loading direction of material loading reel 5 are mutually perpendicular, and rotary table 13 has acupuncture station 1301 and loading and unloading station 1302, and rotary table 13 rotates the back and drives bearing pivot 4 to acupuncture station 1301 or loading and unloading station 1302.
Further, the holding shaft 4 has a screw mounting portion 401, and the screw mounting portion 401 is for screw-mounting the crucible 1, and further includes: the arc-shaped stripper plate 14, the arc-shaped stripper plate 14 is arranged on the frame 3 and is positioned on one side of the loading and unloading station 1302, the arc-shaped stripper plate 14 is provided with a friction surface 1401, and after the rotary table 13 rotates to drive the bearing rotary shaft 4 to be close to the loading and unloading station 1302, the friction surface 1401 is abutted to the crucible 1 and drives the crucible 1 to rotate relative to the bearing rotary shaft 4.
In this embodiment, as shown in fig. 5 and 6, when the needling apparatus works, the periphery of the crucible 1 is basically a processing part, so as to facilitate loading and unloading of the crucible 1, avoid interference with other processing parts, utilize rotation of the turntable 13 to drive the bearing rotating shaft 4 rotating thereon to switch back and forth on the needling station 1301 and the loading and unloading station 1302, and on the needling station 1301, the bearing rotating shaft 4 rotates normally to perform needling, thereby completing preparation of the carbon fiber crucible 1, and after completion of preparation, the turntable 13 rotates to the loading and unloading station 1302 to perform loading and unloading of the crucible 1.
Specifically, the loading and unloading operation replaces the operation of a worker, the occurrence rate of installation accidents is reduced, the process of switching between the needling station 1301 and the loading and unloading station 1302 is combined, in other words, the crucible 1 is automatically fed by utilizing the property of threaded connection in the process of swinging the supporting rotating shaft 4 to replace the station, so that the threaded connection between the crucible 1 and the threaded mounting part 401 of the supporting rotating shaft 4 is ensured, when the needling station 1301 is switched to the loading and unloading station 1302, the friction surface 1401 on the surface of the crucible 1 can be tightly propped against the arc-shaped stripper plate 14, the relative rotation of the crucible 1 and the supporting rotating shaft 4 is realized under the action of friction force, the automatic feeding is realized, and the automatic feeding is the same and the opposite operation is realized.
Further, the arcuate stripper plate 14 has a blanking ramp 18 at one end.
In this embodiment, as shown in fig. 5 to 8, after the relative rotation between the crucible 1 and the supporting shaft 4 is completed, the crucible 1 can be smoothly separated from the needling device under the guiding action of the discharging inclined plane 18 and the self gravity, so that the subsequent operation is facilitated, and therefore, the discharging inclined plane 18 is disposed at one end of the arc-shaped discharging plate 14.
Further, the screw mounting portion 401 and the turntable 13 have a gap 1303 therebetween, and further include: the second telescopic element 15 is arranged on the frame 3 and positioned in the gap 1303, and the second telescopic element 15 is provided with a second telescopic end 1501; the supporting wheel 16, the supporting wheel 16 rotates and sets up on flexible end two 1501, and flexible end two 1501 stretches out and draws back the back, and supporting wheel 16 butt or cancel butt bearing pivot 4.
In this embodiment, as shown in fig. 5 to 8, in order to avoid collision of the crucible 1 on the turntable 13 during loading and unloading the crucible 1, that is, when the supporting rotating shaft 4 is switched back and forth between the needling station 1301 and the loading and unloading station 1302, a gap 1303 is provided between the threaded mounting portion 401 and the turntable 13; further consider because crucible 1 is heavier, only rely on bearing pivot 4, long-time work, crucible 1 can damage bearing pivot 4, so install supporting wheel 16 additional in clearance 1303 department, long-time acupuncture during operation, supporting wheel 16 and bearing pivot 4 butt provide stable supporting role, the stability of mandrel main shaft has been improved greatly, the life of main shaft support bearing has been prolonged, and when two stations switch, supporting wheel 16 again need avoid bearing pivot 4's position, so install expansion piece two 15 additional on frame 3 again, supporting wheel 16 rotates on expansion end two 1501, the expansion just can avoid bearing pivot 4's position that needs to pass through.
Further, the method further comprises the following steps: the second needling member 17 is arranged on the frame 3 in a lifting manner, and is positioned right above the crucible 1, and the second needling member 17 is lifted to tightly prop against the carbon cloth 2.
In this embodiment, as shown in fig. 5 to 8, a second movable needling member 17 is further installed directly above the crucible 1, so as to ensure the production quality of the carbon fiber crucible 1, and the needling operation is respectively completed by distinguishing the position of the second movable needling member from the position of the first needling member 7 at the bottom, and the needling operation is completed by providing needling to the carbon cloth 2 at the top of the crucible 1 after the second needling member 17 is lifted.
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.
Claims (10)
1.A carbon fiber crucible preform needling machine for attaching carbon cloth (2) to the surface of a crucible (1), characterized by comprising:
A frame (3);
the bearing rotating shaft (4) is rotatably arranged relative to the frame (3), and the bearing rotating shaft (4) is used for bearing and driving the crucible (1) to rotate;
The feeding roll (5) rotates relative to the frame (3) and is positioned on one side of the bearing rotating shaft (4), and the feeding roll (5) rotates and is used for conveying the carbon cloth (2) to the surface of the crucible (1);
The clamping piece (6) is arranged in a moving way relative to the frame (3), is positioned between the feeding roll (5) and the bearing rotating shaft (4) and is positioned below the bearing rotating shaft (4), and the clamping piece (6) is used for clamping and driving the end part of the carbon cloth (2) to be close to the crucible (1) after moving;
The first needling member (7) is arranged in a moving manner relative to the clamping piece (6), is positioned at the bottom of the clamping piece (6) and is positioned at one side close to the bearing rotating shaft (4), and the first needling member (7) is used for attaching the end part of the carbon cloth (2) to the surface of the crucible (1) after moving.
2. The carbon fiber crucible preform needling machine of claim 1, further comprising:
the feeding frame (8), the feeding frame (8) is fixedly arranged on the frame (3), and the feeding roll (5) is rotatably arranged on the feeding frame (8);
the first telescopic part (9), the first telescopic part (9) is arranged on the feeding frame (8) and is positioned between the feeding roll (5) and the bearing rotating shaft (4), the first telescopic part (9) is provided with a first telescopic end (901), and the clamping piece (6) is arranged on the first telescopic end (901).
3. A carbon fiber crucible preform needling machine according to claim 2, characterized in that said clip (6) comprises:
The two clamping rollers (601), two clamping rollers (601) are both rotatably arranged on the first telescopic end (901), a feeding gap (602) is formed between the two clamping rollers (601), and the carbon cloth (2) penetrates through the feeding gap (602).
4. A carbon fiber crucible preform needling machine as defined in claim 3, further comprising:
The inclined table (10) is arranged at the bottom of the first telescopic end (901) and is positioned between the feeding gap (602) and the bearing rotating shaft (4);
The cutter (11) is movably arranged on the inclined table (10), and the cutter (11) is used for approaching to the crucible (1) after moving and cutting off the carbon cloth (2).
5. The carbon fiber crucible preform needling machine according to claim 4, wherein the cutter (11) has a blade portion (1101), the blade portion (1101) has a slide hole (1102), and the needling member one (7) is movably disposed in the slide hole (1102), further comprising:
elastic component (12), elastic component (12) set up in slide hole (1102), elastic component (12) one end is connected cutter (11), the other end is connected acupuncture spare one (7), elastic component (12) provide acupuncture spare one (7) are close to the power of crucible (1).
6. The carbon fiber crucible preform needling machine of claim 1, further comprising:
The rotary table (13), rotary table (13) rotates and sets up on frame (3), bearing pivot (4) rotate and set up on rotary table (13), rotary table (13) rotation axial bearing pivot (4) rotation axial with material loading direction of material loading reel (5), mutually perpendicular, rotary table (13) have acupuncture station (1301) and loading and unloading station (1302), rotary table (13) drive after rotating bearing pivot (4) extremely acupuncture station (1301) or loading and unloading station (1302).
7. The carbon fiber crucible preform needling machine according to claim 6, characterized in that the support shaft (4) has a threaded mounting portion (401), the threaded mounting portion (401) being for threaded mounting of the crucible (1), further comprising:
Arc stripper (14), arc stripper (14) set up in frame (3) are located loading and unloading station (1302) one side, arc stripper (14) have friction surface (1401), revolving platform (13) rotate drive behind bearing pivot (4) are close to loading and unloading station (1302), friction surface (1401) butt crucible (1), and drive crucible (1) are relative bearing pivot (4) rotate.
8. A carbon fiber crucible preform needling machine according to claim 7, characterized in that one end of the arc stripper plate (14) has a blanking bevel (18).
9. The carbon fiber crucible preform needling machine according to claim 7, characterized in that a gap (1303) is provided between the screw mounting portion (401) and the turntable (13), further comprising:
the second telescopic element (15) is arranged on the frame (3) and positioned in the gap (1303), and the second telescopic element (15) is provided with a second telescopic end (1501);
The support wheel (16), the support wheel (16) rotates and sets up on flexible end two (1501), flexible end two (1501) back that stretches out and draws back, support wheel (16) butt or cancellation butt bearing pivot (4).
10. The carbon fiber crucible preform needling machine of claim 1, further comprising:
The second needling member (17), the second needling member (17) is arranged on the frame (3) in a lifting manner and is positioned right above the crucible (1), and the second needling member (17) is tightly propped against the carbon cloth (2) after lifting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410731099.6A CN118360730A (en) | 2024-06-06 | 2024-06-06 | Carbon fiber crucible preform needling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410731099.6A CN118360730A (en) | 2024-06-06 | 2024-06-06 | Carbon fiber crucible preform needling machine |
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| Publication Number | Publication Date |
|---|---|
| CN118360730A true CN118360730A (en) | 2024-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410731099.6A Pending CN118360730A (en) | 2024-06-06 | 2024-06-06 | Carbon fiber crucible preform needling machine |
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| Country | Link |
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| CN (1) | CN118360730A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119372842A (en) * | 2024-11-05 | 2025-01-28 | 东华大学 | Curved surface acupuncture mechanism and three-dimensional acupuncture device containing the same |
| US12460331B1 (en) | 2024-11-13 | 2025-11-04 | Q-Carbon Material Co., Ltd. | Right-angle needle-punching mechanisms and needle-punching devices |
-
2024
- 2024-06-06 CN CN202410731099.6A patent/CN118360730A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119372842A (en) * | 2024-11-05 | 2025-01-28 | 东华大学 | Curved surface acupuncture mechanism and three-dimensional acupuncture device containing the same |
| CN119372842B (en) * | 2024-11-05 | 2025-11-25 | 东华大学 | Curved surface needle puncture mechanism and three-dimensional needle puncture device containing it |
| US12460331B1 (en) | 2024-11-13 | 2025-11-04 | Q-Carbon Material Co., Ltd. | Right-angle needle-punching mechanisms and needle-punching devices |
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