阅读说明：本技术 一种航空热塑复合材料的成型设备及成型工艺 (Forming equipment and forming process for aviation thermoplastic composite material ) 是由 陈俊 贾艳荣 许万晨 臧一婷 于 2021-09-17 设计创作，主要内容包括：本发明适用于航空热塑复合材料技术领域,提供了一种航空热塑复合材料的成型设备及成型工艺,包括并列设置的两条用于运输物料的循环带,其中一个所述循环带的一侧设置有两个用于对物料的不同部位进行热压成型的热压模组,通过在传动部中的第一平齿轮上设置第一电磁环,以及齿轮部中的直杆上设置第二电磁环,使得两个电磁环轮流产生磁力对滑块两端进行磁吸,使得滑块向直杆或者第一平齿轮运动,进而输出轴通过滑块带动直杆或者第一平齿轮进行转动,使得动力部对循环带或者热压模组进行动力的提供正好利用了循环带停留时,热压模组运动,两者相互之间交错的形式,完成同一动力源的操作,同一个动力源对多个不同的结构模块进行动力的提供。(The invention is suitable for the technical field of aviation thermoplastic composite materials, and provides forming equipment and a forming process of an aviation thermoplastic composite material, which comprises two circulation belts which are arranged in parallel and used for transporting materials, wherein one side of one circulation belt is provided with two hot pressing modules used for carrying out hot pressing forming on different parts of the materials, a first electromagnetic ring is arranged on a first flat gear in a transmission part, a second electromagnetic ring is arranged on a straight rod in a gear part, so that the two electromagnetic rings alternately generate magnetic force to carry out magnetic attraction on two ends of a sliding block, the sliding block moves towards the straight rod or the first flat gear, an output shaft drives the straight rod or the first flat gear to rotate through the sliding block, a power part provides power for the circulation belts or the hot pressing modules, and the hot pressing modules move in a mode of mutually staggering when the circulation belts stay, the operation of the same power source is completed, and the same power source provides power for a plurality of different structural modules.)

1. The utility model provides a former of compound material is moulded to aviation thermoplasticity which characterized in that: the hot pressing device comprises two circulation belts (3) which are arranged in parallel and used for conveying materials, wherein one side of one circulation belt (3) is provided with two hot pressing modules (4) which are used for carrying out hot pressing molding on different parts of the materials, the two hot pressing modules (4) are respectively positioned at the left side and the right side of a gear part which provides power for the circulation belt (3), and a transmission part of each hot pressing module (4) and the gear part are connected with a power part (1) through a switching part (2) and used for switching and supplying the power.

2. An aerospace thermoplastic composite molding apparatus as defined in claim 1, wherein: the circulating belt (3) is fixed on the ground through a long circular support (31) with a part of inner wall arranged in a rotating mode, the other part of inner wall of the circulating belt (3) is provided with ring teeth (32), and the ring teeth (32) are meshed with a power gear (34) in the gear portion.

3. An aerospace thermoplastic composite molding apparatus as defined in claim 2, wherein: the gear part comprises a straight rod (33) and two power gears (34) fixedly connected with the left end and the right end of the straight rod (33), and the two power gears (34) respectively correspond to one circulating belt (3).

4. An aerospace thermoplastic composite molding apparatus as defined in claim 3, wherein: the motor (11) in the power part (1) is fixed on the support (31) through a base, one end of an output shaft (12) of the motor (11) is inserted into the cavity (331) at one end of the straight rod (33) and is in rotating connection with the cavity through a bearing, a first flat gear (50) is further fixed on the output shaft (12) through a bearing, and the switching part (2) is arranged between the end of the straight rod (33) and the first flat gear (50).

5. An aerospace thermoplastic composite molding apparatus as defined in claim 4, wherein: the output shaft (12) is provided with a first spline (13) between the first flat gear (50) and the end of the straight rod (33), the outer side of the first spline (13) is sleeved with a sliding block (21) of the switching part (2) matched with the first spline, and the sliding block (21) is inserted between the end of the first flat gear (50) and the end of the straight rod (33) in a sliding mode and used for power switching between the gear part and the transmission part.

6. An aerospace thermoplastic composite molding apparatus as defined in claim 5, wherein: the outer wall of the sliding block (21) is provided with a second spline (22), a first magnetic ring (23) and a second magnetic ring (24) are respectively arranged at positions close to the left end and the right end of the outer side of the sliding block (21), the first magnetic ring (23) is magnetically attracted with a first electromagnetic ring (501) arranged on the end face of the first flat gear (50) and used for inserting one end of the second spline (22) on the sliding block (21) into a first key groove (502) formed in the end face of the first flat gear (50), and the second magnetic ring (24) is magnetically attracted with a second electromagnetic ring (332) arranged on the end face of the straight rod (33) and used for inserting the other end of the second spline (22) on the sliding block (21) into a second key groove (333) formed in the end face of the straight rod (33).

7. An aerospace thermoplastic composite molding apparatus as defined in claim 6, wherein: the transmission part comprises a second flat gear (49) meshed with the first flat gear (50), a first output bevel gear (48) is coaxially arranged on the second flat gear (49), the first output bevel gear (48) is meshed with a first input bevel gear (47), and the first input bevel gear (47) is respectively meshed with second input bevel gears (44) on the two hot pressing modules (4) through two second output bevel gears (45) at two ends of a long rod (46) and used for driving the upper and lower hot pressing dies (42) in the hot pressing modules (4) to be matched.

8. An aerospace thermoplastic composite molding apparatus as defined in claim 7, wherein: hot pressing module (4) are including support body (41), two hot pressing mould (42) about sliding on support body (41), and two connect through double-end lead screw (43) between hot pressing mould (42), the lower extreme fixedly connected with of this double-end lead screw (43) second input bevel gear (44).

9. A process for forming an aerospace thermoplastic composite material, comprising an aerospace thermoplastic composite material forming apparatus according to any one of claims 1 to 8, wherein: the method comprises the following steps:

the method comprises the following steps: manufacturing the aviation thermoplastic composite material into a unidirectional belt;

step two: laying the unidirectional tapes apart, overlapping and placing;

step three: the stacked unidirectional belts are continuously hot-pressed and formed through two groups of hot-pressing modules (4) through the circulating belt (3);

step four: the material is driven to a punching device by a circulating belt (3) for punching;

step five: and moving the punched unidirectional belt to a thermoplastic piece welding device for splicing through the circulating belt (3) to finish processing.

Technical Field

The invention belongs to the technical field of aviation thermoplastic composite materials, and particularly relates to a molding device and a molding process of an aviation thermoplastic composite material.

Background

The aviation thermoplastic composite material is required to be firstly made into a unidirectional belt and then the unidirectional belt is laid and overlapped; then, the stacked unidirectional tapes are continuously hot-pressed and formed by a plurality of groups of flat-plate hot presses through a conveyor belt, and then are driven to a punching device through the conveyor belt to be punched; and finally, moving the punched unidirectional tape to a thermoplastic piece welding device through a conveying belt for splicing to finish processing.

The existing aviation thermoplastic composite material needs to be continuously hot-pressed and molded by a plurality of flat plate hot presses, but the arrangement of the plurality of flat plate hot presses is not good because the flat plate hot presses are independent from each other and are matched with a conveyor belt, and the energy consumption caused by the flat plate hot presses is large.

Disclosure of Invention

The invention provides a molding device and a molding process for an aviation thermoplastic composite material, and aims to solve the problems in the background technology.

The invention is realized in such a way that the forming equipment of the aviation thermoplastic composite material comprises two circulating belts which are arranged in parallel and used for transporting materials, wherein one side of one circulating belt is provided with two hot pressing modules used for carrying out hot pressing forming on different parts of the materials, the two hot pressing modules are respectively positioned on the left side and the right side of a gear part which provides power for the circulating belt, and a transmission part and the gear part of each hot pressing module are connected with a power part through a switching part and used for switching and supplying the power.

Preferably, the circulating belt is fixed on the ground through a long circular bracket which is rotatably arranged on part of the inner wall, and the other part of the inner wall of the circulating belt is provided with ring teeth which are meshed with the power gear in the gear part.

Preferably, the gear part comprises a straight rod and two power gears fixedly connected to the left and right ends of the straight rod, and the two power gears correspond to one of the circulating belts respectively.

Preferably, a motor in the power part is fixed on the support through a base, one end of an output shaft of the motor is inserted into the cavity at one end of the straight rod and is rotatably connected with the cavity through a bearing, a first flat gear is further fixed on the output shaft through a bearing, and the switching part is arranged between the end of the straight rod and the first flat gear.

Preferably, a first spline is arranged between the first flat gear and the end of the straight rod of the output shaft, a sliding block of the switching part matched with the first spline is sleeved on the outer side of the first spline, and the sliding block is inserted between the first flat gear and the end of the straight rod in a sliding manner and is used for power switching between the gear part and the transmission part.

Preferably, the outer wall of the slider is provided with a second spline, a first magnetic ring and a second magnetic ring are respectively arranged at positions close to the left end and the right end of the outer side of the slider, the first magnetic ring is magnetically attracted with a first electromagnetic ring arranged on the end face of the first flat gear and used for inserting one end of the second spline on the slider into a first key groove formed in the end face of the first flat gear, and the second magnetic ring is magnetically attracted with a second electromagnetic ring arranged on the end face of the straight rod and used for inserting the other end of the second spline on the slider into a second key groove formed in the end face of the straight rod.

Preferably, the transmission part comprises a second flat gear engaged with the first flat gear, the second flat gear is coaxially provided with a first output bevel gear, the first output bevel gear is engaged with a first input bevel gear, and the first input bevel gear is respectively engaged with second input bevel gears on the two hot pressing modules through two second output bevel gears at two ends of the long rod and used for driving the upper and lower hot pressing modules in the hot pressing modules to be closed.

Preferably, the hot pressing module comprises a frame body, an upper hot pressing die and a lower hot pressing die are arranged on the frame body in a sliding mode, the upper hot pressing die and the lower hot pressing die are connected through a double-head screw rod, and the lower end of the double-head screw rod is fixedly connected with the second input bevel gear.

A molding process of an aerospace thermoplastic composite material comprises an aerospace thermoplastic composite material molding device and further comprises the following steps:

the method comprises the following steps: manufacturing the aviation thermoplastic composite material into a unidirectional belt;

step two: laying the unidirectional tapes apart, overlapping and placing;

step three: the stacked unidirectional belts are subjected to continuous hot press molding through two groups of hot press modules through the circulating belt;

step four: the material is driven to a punching device by a circulating belt for punching;

step five: and moving the punched unidirectional tape to a thermoplastic piece welding device through a circulating tape for splicing to finish processing.

Compared with the prior art, the invention has the beneficial effects that: according to the forming equipment and the forming process for the aviation thermoplastic composite material, the first electromagnetic ring is arranged on the first flat gear in the transmission part, the second electromagnetic ring is arranged on the straight rod in the gear part, the two electromagnetic rings generate magnetic force in turn to magnetically attract the two ends of the sliding block, so that the sliding block moves towards the straight rod or the first flat gear, the output shaft drives the straight rod or the first flat gear to rotate through the sliding block, the power part supplies power to the circulating belt or the hot pressing module, and the hot pressing module moves when the circulating belt stops, and the two are in a staggered mode to finish the operation of the same power source.

Drawings

FIG. 1 is a schematic side view of the present invention;

FIG. 2 is a schematic cross-sectional view of the power section and the switching section at A-A in FIG. 1;

FIG. 3 is a schematic cross-sectional view taken along line B-B in FIG. 1;

FIG. 4 is an enlarged view of a portion of the structure of FIG. 2 at C;

in the figure:

1. a power section; 11. a motor; 12. an output shaft; 13. a first spline;

2. a switching unit; 21. a slider; 22. a second spline; 23. a first magnetic ring; 24. a second magnetic ring;

3. a circulating belt; 31. a support; 32. ring teeth; 33. a straight rod; 331. a cavity; 332. a second electromagnet ring; 333. a second keyway; 34. a power gear;

4. a hot-pressing module; 41. a frame body; 42. hot-pressing the die; 43. a double-ended lead screw; 44. a second input bevel gear; 45. a second output bevel gear; 46. a long rod; 47. a first input bevel gear; 48. a first output bevel gear; 49. a second spur gear; 50. a first spur gear; 501. a first electromagnet ring; 502. a first keyway.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a combined material's former is moulded to aviation thermoplastic, is used for transporting the endless belt 3 of material including two that set up side by side, and one side of one of them endless belt 3 is provided with two hot pressing module 4 that are used for carrying out hot briquetting to the different positions of material, and two hot pressing module 4 are located the left and right sides of the gear portion that provides power for endless belt 3 respectively, and the transmission portion of hot pressing module 4 all is connected with power portion 1 through switching part 2 with gear portion for the switching of power is supplied with.

The first electromagnetic ring 501 is arranged on the first flat gear 50 in the transmission part, and the second electromagnetic ring 332 is arranged on the straight rod 33 in the gear part, so that the two electromagnetic rings generate magnetic force in turn to magnetically attract two ends of the sliding block 21, the sliding block 21 moves towards the straight rod 33 or the first flat gear 50, the output shaft 12 drives the straight rod 33 or the first flat gear 50 to rotate through the sliding block 21, the power part 1 supplies power to the circulating belt 3 or the hot pressing module 4, and the operation of the same power source is completed.

The endless belt 3 is fixed on the ground by a long circular bracket 31 whose part of the inner wall is rotatably arranged, and the other part of the inner wall of the endless belt 3 is provided with a ring gear 32, and the ring gear 32 is engaged with a power gear 34 in the gear part. The gear part comprises a straight rod 33 and two power gears 34 fixedly connected with the left end and the right end of the straight rod 33, and the two power gears 34 respectively correspond to one circulating belt 3.

After the straight rod 33 is inserted into the sliding block 21, the straight rod 33 is driven by the output shaft 12 to rotate, the straight rod 33 drives the two power gears 34 to rotate, the power gears 34 rotate in the ring teeth 32 arranged on the inner wall of the circulating belt 3, and then the circulating belt 3 is driven to rotate on the support 31, so that the whole circulating belt 3 is moved, and the process of transporting the aviation thermoplastic composite material on the circulating belt 3 is completed.

The motor 11 in the power part 1 is fixed on the bracket 31 through the base, one end of the output shaft 12 of the motor 11 is inserted into the cavity 331 at one end of the straight rod 33 and is rotatably connected with the cavity 331 through a bearing, the output shaft 12 is also fixed with a first flat gear 50 through a bearing, and a switching part 2 is arranged between the end of the straight rod 33 and the first flat gear 50. The output shaft 12 is provided with a first spline 13 between the first flat gear 50 and the end of the straight rod 33, the outer side of the first spline 13 is sleeved with a sliding block 21 of the switching part 2 matched with the first spline 13, and the sliding block 21 is inserted between the first flat gear 50 and the end of the straight rod 33 in a sliding manner and is used for power switching between the gear part and the transmission part. The outer wall of the sliding block 21 is provided with a second spline 22, and the outer side of the sliding block 21 near the left and right ends is respectively provided with a first magnetic ring 23 and a second magnetic ring 24, the first magnetic ring 23 is magnetically attracted with a first electromagnetic ring 501 arranged on the end surface of the first flat gear 50, and is used for inserting one end of the second spline 22 on the sliding block 21 into a first key groove 502 arranged on the end surface of the first flat gear 50, and the second magnetic ring 24 is magnetically attracted with a second electromagnetic ring 332 arranged on the end surface of the straight rod 33, and is used for inserting the other end of the second spline 22 on the sliding block 21 into a second key groove 333 arranged on the end surface of the straight rod 33.

The position sensor is arranged at the first group of hot pressing modules 4 or the second group of hot pressing modules 4 to sense the position of the transported thermoplastic composite material, so that the first electromagnetic ring 501 is electrified, the first electromagnetic ring 501 generates magnetic force to magnetically attract the first magnetic ring 23 of the slide block 21, the slide block 21 moves towards the first flat gear 50, and on the contrary, after the hot pressing die 42 moves for a period, the second electromagnetic ring 332 is electrified, the second electromagnetic ring 332 generates magnetic force to magnetically attract the second magnetic ring 24, and the slide block 21 moves towards the straight rod 33.

The sliding block 21 moves along the first spline 13 of the output shaft 12 in a directional manner, and two ends of the second spline 22 on the outer wall of the sliding block 21 are respectively inserted into the first key groove 502 of the first flat gear 50 or the second key groove 333 on the end surface of the straight rod 33, so that the output shaft 12 of the motor 11 drives the first flat gear 50 or the straight rod 33 to rotate, and further the hot-pressing module 4 or the circulating belt 3 is driven to operate.

The transmission part comprises a second flat gear 49 meshed with a first flat gear 50, the second flat gear 49 is coaxially provided with a first output bevel gear 48, the first output bevel gear 48 is meshed with a first input bevel gear 47, and the first input bevel gear 47 is respectively meshed with second input bevel gears 44 on two hot pressing modules 4 through two second output bevel gears 45 at two ends of a long rod 46 and used for driving an upper hot pressing die 42 and a lower hot pressing die 42 in the hot pressing modules 4 to be matched.

It should be noted that: in order to keep the rotation output directions of the two second input bevel gears 44 in the same direction, so that the two bidirectional lead screws keep rotating in the same direction, and further keep the two sets of hot press dies 42 in the two sets of hot press modules 4 running synchronously, the two second output bevel gears 45 at the two ends of the long rod 46 need to be tapered in the same direction, and thus the support mode of the double-headed lead screws 43 needs to be adaptively changed, that is, the upper ends of the two double-headed lead screws 43 in the two hot press modules 4 are connected with the inner wall of the upper end of the frame body 41 through rotating rods, the lower end of one double-headed lead screw 43 is also provided with a rotating rod for supporting, and the lower end of the other double-headed lead screw 43 is fixedly connected with the inner wall of the frame body 41 through a bearing and a rod member.

The motor 11 drives the first flat gear 50 to rotate through the output shaft 12, the first flat gear 50 drives the second flat gear 49 to rotate, the second flat gear 49 drives the first output bevel gear 48 coaxially arranged with the second flat gear to rotate, the first output bevel gear 48 is meshed with the first input bevel gear 47 to rotate, the first input bevel gear 47 drives the first hot pressing module 4 on two sides and the second output bevel gear 45 in the second hot pressing module 4 to rotate through the long rod 46, the second output bevel gear 45 drives the second input bevel gear 44 to rotate, the second input bevel gear 44 drives the double-threaded screw 43 to rotate, and the upper hot pressing die 42 and the lower hot pressing die 42 in the first hot pressing module 4 and the second hot pressing module 4 are folded or separated.

The hot pressing module 4 comprises a frame body 41, an upper hot pressing die 42 and a lower hot pressing die 42 are arranged on the frame body 41 in a sliding mode, the two hot pressing dies 42 are connected through a double-head lead screw 43, and a second input bevel gear 44 is fixedly connected to the lower end of the double-head lead screw 43.

Specifically, the method comprises the following steps: two hot pressing moulds 42 are the electrical heating form, wholly are dull and stereotyped hot pressing formula, and the both sides of hot pressing mould 42 are provided with the smooth foot, and this smooth foot 421 is spacing slip in the inside perpendicular groove 411 of support body 41 for hot pressing mould 42 is driven by double lead screw 43 and is kept vertical elevating movement all the time. The rotation of the second input bevel gear 44 drives the double-head screw 43 to rotate, the rotation of the double-head screw 43 drives the upper and lower hot pressing dies 42 which are symmetrically arranged at the upper and lower sections of the double-head screw to perform synchronous folding or separating motion, and the aviation thermoplastic composite material which moves to the midpoint of the upper and lower hot pressing dies is subjected to hot pressing.

The working principle and the using process of the invention are as follows: after the device is installed, the second electromagnetic ring 332 is electrified to enable the second electromagnetic ring 332 to generate magnetic force to magnetically attract the second magnetic ring 24 on the sliding block 21, the sliding block 21 is magnetically attracted to the end face of the straight rod 33, one end of the sliding block 21 is inserted into the cavity 331 of the straight rod 33, one end of the second spline 22 at the end of the sliding block 21 is inserted into the second key slot 333, the insertion locking between the output shaft 12 and the straight rod 33 is completed, the motor 11 drives the straight rod 33 to rotate through the output shaft 12 and the sliding block 21, the rotation of the straight rod 33 drives the two power gears 34 to rotate in the ring teeth 32 of the circulating belt 3, the power gears 34 drive the circulating belt 3 to circularly rotate on the support 31, further the aerothermoplastic composite material on the circulating belt 3 is transferred to the first group of hot pressing modules 4 or the second group of hot pressing modules 4, and then the power of the second electromagnetic ring 332 is cut off after the aerothermoplastic composite material is sensed by the sensor at the position, the first electromagnetic ring 501 is energized, the first electromagnetic ring 501 generates magnetic force to magnetically attract the first magnetic block on the sliding block 21, and the sliding block 21 is magnetically attracted to the first flat gear 50, so that the sliding block 21 is inserted into the first flat gear 50, the first spline 13 at the end of the sliding block 21 is inserted into the second key slot 333, the sliding block 21 and the first flat gear 50 are locked, so that the output shaft 12 and the first flat gear 50 are locked in position, the motor 11 drives the first flat gear 50 to rotate through the output shaft 12, the first flat gear 50 drives the second flat gear 49 to rotate, the second flat gear 49 drives the first output bevel gear 48 coaxially arranged with the second flat gear to rotate, the first output bevel gear 48 is meshed to drive the first input bevel gear 47 to rotate, the first input bevel gear 47 drives the first set of hot press modules 4 at both sides and the second output bevel gear 45 in the second set of hot press modules 4 to rotate through the long rod 46, the second output bevel gear 45 drives the second input bevel gear 44 to rotate, the second input bevel gear 44 drives the double-head screw 43 to rotate, the upper hot pressing die 42 and the lower hot pressing die 42 in the first hot pressing module group 4 and the second hot pressing module group 4 are folded, the aviation thermoplastic composite material at the position of the circulating belt 3 is subjected to double-sided hot pressing, if the aviation thermoplastic composite material at the position of the first hot pressing module group 4 needs to move forwards along with the circulating belt 3, the second hot pressing module group 4 is subjected to second hot pressing setting, and if the aviation thermoplastic composite material at the position of the second hot pressing module group 4 is subjected to hot pressing, the aviation thermoplastic composite material is conveyed into a punching device to be punched along with the continuous forward movement of the circulating belt 3.

A molding process of an aerospace thermoplastic composite material comprises an aerospace thermoplastic composite material molding device and further comprises the following steps:

the method comprises the following steps: manufacturing the aviation thermoplastic composite material into a unidirectional belt;

step two: laying the unidirectional tapes apart, overlapping and placing;

step three: the stacked unidirectional belts are continuously hot-pressed and formed through two groups of hot-pressing modules 4 through the circulating belt 3;

step four: the material is driven to a punching device by an endless belt 3 for punching;

step five: and moving the punched unidirectional tape to a thermoplastic piece welding device for splicing through the circulating belt 3 to finish processing.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.