CN112976566A

CN112976566A - Continuous material-increasing and material-decreasing in-situ composite manufacturing and forming equipment

Info

Publication number: CN112976566A
Application number: CN202110170960.2A
Authority: CN
Inventors: 阮志斌; 李仲辉; 栾丛丛; 鲍家乐
Original assignee: Yueqing Research Institute Intelligent Technology Co ltd
Current assignee: Yueqing Research Institute Intelligent Technology Co ltd
Priority date: 2021-02-08
Filing date: 2021-02-08
Publication date: 2021-06-18

Abstract

The invention provides continuous material increasing and decreasing in-situ composite manufacturing and forming equipment, and relates to the technical field of composite material forming equipment. The continuous material-increasing and material-decreasing in-situ composite manufacturing and forming equipment comprises a driving module, a forming platform, an automatic taking and placing module and a collecting platform; the forming module is connected with the power output end of the driving module; the forming platform is connected with the base of the driving module and arranged below the forming module; the automatic taking and placing module is connected with the base of the driving module and arranged at the output end of the forming platform; the collecting platform is connected with the base of the driving module and arranged at the output end of the automatic taking and placing module. The technical problem that continuous unattended manufacturing cannot be realized due to the fact that a mode of taking out most of formed structural parts is a manual mode in the additive manufacturing technology in the prior art is solved. The invention integrates additive manufacturing and subtractive manufacturing, introduces the automatic taking and placing device of the structural part, and improves the production efficiency of the whole equipment.

Description

Continuous material-increasing and material-decreasing in-situ composite manufacturing and forming equipment

Technical Field

The invention relates to the technical field of composite material forming equipment, in particular to continuous material increasing and decreasing in-situ composite manufacturing and forming equipment.

Background

Additive manufacturing is another important molding manufacturing technology besides additive manufacturing and equivalent manufacturing, and the additive manufacturing technology is based on a digital model file and realizes the inexistent manufacturing of a structural part in a layer-by-layer material accumulation mode.

Among a plurality of additive manufacturing technologies, the fused deposition modeling technology is a technology which is applied more generally, and has the characteristics of small equipment investment and more moldable materials, but the surface of a structural part manufactured by the technology often has a step phenomenon, so that the manufacturing application of the structural part with higher surface precision requirement is limited. In the additive manufacturing process, a material reducing manufacturing process is introduced, such as: milling can eliminate the step phenomenon on the surface of the structural part; in addition, unlike conventional subtractive manufacturing techniques, additive manufacturing techniques do not require tooling fixtures, but face the problem of how to efficiently and quickly remove the manufactured structural components from the forming platform.

At present, most of the taking-out modes of the formed structural parts are still manual modes, and continuous unattended manufacturing of the composite material component cannot be realized.

Disclosure of Invention

The invention aims to provide continuous material-increasing and material-decreasing in-situ composite manufacturing and forming equipment, which aims to solve the technical problem that continuous unattended manufacturing cannot be realized in the prior art because most of formed structural parts are taken out manually in the material-increasing manufacturing technology.

The invention provides continuous material-increasing and material-decreasing in-situ composite manufacturing and forming equipment which comprises a driving module, a forming platform, an automatic taking and placing module and a collecting platform, wherein the driving module is used for driving the forming module to move;

the forming module is connected with the power output end of the driving module, and the driving module can drive the forming module to move along the directions of a Z axis, an X axis and a Y axis respectively; the forming platform is connected with the base of the driving module and arranged below the forming module; the automatic taking and placing module is connected with the base of the driving module and arranged at the output end of the forming platform; the collecting platform is connected with the base of the driving module and arranged at the output end of the automatic taking and placing module.

Furthermore, the driving module comprises a Z-axis direction driving piece, an X-axis direction driving piece and a Y-axis direction driving piece;

the X-axis direction driving piece is connected with the power output end of the Z-axis direction driving piece, the Y-axis direction driving piece is connected with the power output end of the X-axis direction driving piece, and the forming module is connected with the power output end of the Y-axis direction driving piece;

z axle direction driving piece can drive the shaping module through X axle direction driving piece and move along Z axle direction, and X axle direction driving piece can drive the shaping module through Y axle direction driving piece and move along X axle direction, and Y axle direction driving piece can drive the shaping module and move along Y axle direction.

Further, the molding module comprises a mounting rack, a continuous fiber reinforced thermoplastic material printing mechanism, a material reducing manufacturing mechanism and a pure thermoplastic material printing mechanism;

the mounting frame is connected with the power output end of the driving piece in the Y-axis direction; the continuous fiber reinforced thermoplastic material printing mechanism, the material reducing manufacturing mechanism and the pure thermoplastic material printing mechanism are uniformly distributed and connected with the side surface of the mounting frame.

Further, the continuous fiber reinforced thermoplastic material printing mechanism comprises a thermoplastic material feeder, a thermoplastic material guide part, a continuous fiber guide part, a thermoplastic material and continuous fiber mixing heater, a temperature detector and a first printing head;

the thermoplastic material feeder is connected with the side face of the mounting frame, the input end of the thermoplastic material guide part is connected with the output end of the thermoplastic material feeder, and the output end of the thermoplastic material guide part and the output end of the continuous fiber guide part are both connected with the input ends of the thermoplastic material and continuous fiber mixing heater; the output end of the thermoplastic material and continuous fiber mixing heater is connected with the heater, the heater is internally connected with the temperature detector, and the output end of the heater is connected with the first printing head.

Further, the thermoplastic material guide part comprises a first throat pipe and a first radiator, and the continuous fiber guide part comprises a second throat pipe and a second radiator;

the input end of the first throat pipe is connected with the output end of the thermoplastic material feeder, and the first radiator is sleeved outside the first throat pipe; the second radiator is sleeved outside the second throat pipe; the output end of the first throat pipe and the output end of the second throat pipe are both connected with the input end of the thermoplastic material and continuous fiber mixing heater.

Further, the first throat pipe is vertically arranged on the thermoplastic material and continuous fiber mixing and heating machine, and the second throat pipe is obliquely arranged on the thermoplastic material and continuous fiber mixing and heating machine;

an included angle alpha is formed between the first throat pipe and the second throat pipe.

Further, the pure thermoplastic material printing mechanism comprises a pure thermoplastic material feeder, a third throat pipe, a third radiator, a heating block and a second printing head;

the pure thermoplastic material feeder is connected with the side face of the mounting frame, the input end of the third throat pipe is connected with the output end of the pure thermoplastic material feeder, and the third radiator is sleeved outside the third throat pipe; the output end of the third throat pipe is connected with the heating block, and the output end of the heating block is connected with the second printing head.

Further, the forming platform comprises an annular forming bottom plate part, a first driver, a second driver and a magnetic absorber;

the annular forming bottom plate part, the first driver and the second driver are connected to the base of the driving module, the first driver and the second driver are respectively connected to two ends of the annular forming bottom plate part, and the first driver and the second driver can drive the annular forming bottom plate part to move along the annular direction;

the magnetic absorber is arranged inside the annular forming bottom plate part.

Furthermore, the annular forming bottom plate part comprises a plurality of forming bottom plate modules which are connected in sequence; the forming bottom plate module comprises a forming bottom plate cell element, a heating pipe, a magnetic adsorption sheet and a sealing cover;

the heating pipe is connected in the hollow cavity of the forming bottom plate cell element, the magnetic adsorption sheet is connected at the bottom of the forming bottom plate cell element, and the magnetic adsorption sheet can be adsorbed with the magnetic adsorber;

the end face of the forming bottom plate cell element is provided with a clamping groove, and the sealing cover is connected with the clamping groove.

Furthermore, the automatic pick-and-place module comprises a linear moving part, a rotary driver, a restorer, a pick-up plate and a pushing part; the collecting platform comprises a collecting plate;

the linear moving piece is connected to the base of the driving module; the rotary driver and the restorer are respectively connected with two ends of the linear moving part;

a plane output end is arranged on the outer side of the warping plate, an L-shaped piece at the bottom of the plane output end is abutted to the rotary driver, and the collecting plate is arranged at the output position of the plane output end; connecting a slope end at the inner side of the wane with a restorer;

one end of the pushing piece is connected with the warping plate, and the other end of the pushing piece is connected to the base of the collecting plate.

According to the continuous material-increasing and material-decreasing in-situ composite manufacturing and forming equipment, the forming module is connected to the power output end of the driving module, and can be driven to move along the directions of the Z axis, the X axis and the Y axis respectively through the driving module, so that a forming component is directly printed on the forming platform; the forming module integrates additive manufacturing and subtractive manufacturing, so that the forming capability of a component with complex additive manufacturing technology can be fully exerted, technical advantages of a tool clamp and the like are not needed, steps on the surface of the component can be eliminated through the subtractive manufacturing technology, and the surface precision of the component is further improved; the automatic taking and placing module is connected with the output end of the forming platform, the automatic taking and placing module adopts an automatic taking and placing mode, the automation can be realized by ensuring the taking and placing of the structural part, the manual intervention is not needed, the structural part after the taking and placing directly enters the collecting platform, and therefore the production efficiency of the whole equipment is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of a continuous material-increasing and material-decreasing in-situ composite manufacturing and molding apparatus according to an embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of a continuous material-increasing/decreasing in-situ composite manufacturing and molding apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a continuous fiber reinforced thermoplastic printing module in an additive manufacturing module in a forming module according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a pure thermoplastic printing module in an additive manufacturing module in a molding module according to an embodiment of the invention;

fig. 5 is a schematic view of an overall structure of the continuous material-increasing and material-decreasing in-situ composite manufacturing and forming device provided by the embodiment of the present invention after the driving module is removed;

FIG. 6 is a schematic structural diagram of a forming platform according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a forming floor module according to an embodiment of the present invention.

Icon:

100-a drive module; 200-forming a module;

300-a forming platform; 400-automatic picking and placing module;

500-a collection platform; a 101-Z axis direction driving member;

102-X axis direction driving member; 103-Y axis direction driving piece;

201-a mounting frame; 202-a continuous fiber reinforced thermoplastic printing mechanism;

203-a subtractive manufacturing mechanism; 204-pure thermoplastic printing mechanism;

205-thermoplastic material feeder; 206-a thermoplastic guide;

207-continuous fiber guide; 208-thermoplastic and continuous fiber mixing heater;

209-a heater; 210-a temperature detector;

211-a first printhead; 212-a first throat;

213-a first heat sink; 214-a second throat;

215-a second heat sink; 216-pure thermoplastic material feeder;

217-third throat; 218-a third heat sink;

219-heating block; 220-a second print head;

301-ring-shaped forming floor elements; 302-a first driver;

303-a second driver; 304-a magnetic adsorber;

305-forming a floor cell; 306-heating the tube;

307-magnetic adsorbing sheet; 308-a sealing cover;

401-a linear mover; 402-a rotary drive;

403-a repositor; 404-taking a wane;

405-a pusher; 406 — planar output;

407-L-shaped piece; 408-slope end;

501-collecting plate.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 7, the in-situ composite manufacturing and forming apparatus for continuously increasing and decreasing materials provided by the present invention includes a driving module 100, a forming module 200, a forming platform 300, an automatic pick-and-place module 400, and a collecting platform 500;

the forming module 200 is connected with the power output end of the driving module 100, and the driving module 100 can drive the forming module 200 to move along the directions of the Z axis, the X axis and the Y axis respectively; the forming platform 300 is connected to the base of the driving module 100 and is arranged below the forming module 200; the automatic picking and placing module 400 is connected to the base of the driving module 100 and is arranged at the output end of the forming platform 300; the collection platform 500 is connected to the base of the driving module 100 and is disposed at the output end of the automatic pick-and-place module 400.

In the above embodiment of the present invention, as shown in fig. 1, the forming module 200 is fixed at the power output end of the driving module 100 by using bolts, and when the driving module 100 is started, the forming module 200 can be driven to move along the Z-axis, the X-axis, and the Y-axis directions, respectively, so as to adjust the positions of the forming module 200 in the Z-axis, the X-axis, and the Y-axis directions, and realize that the forming module 200 accurately and automatically prints a structural member on the forming platform 300. The automatic taking and placing module 400 is arranged at the output end of the forming platform 300, so that the formed parts on the forming platform 300 can be automatically taken and conveyed, the formed parts are conveyed to the collecting platform 500 for storage, manual intervention is not needed, and the production efficiency is improved.

Further, the driving module 100 includes a Z-axis direction driving member 101, an X-axis direction driving member 102, and a Y-axis direction driving member 103;

the X-axis direction driving piece 102 is connected with the power output end of the Z-axis direction driving piece 101, the Y-axis direction driving piece 103 is connected with the power output end of the X-axis direction driving piece 102, and the forming module 200 is connected with the power output end of the Y-axis direction driving piece 103;

the Z-axis driving member 101 can drive the forming module 200 to move along the Z-axis direction through the X-axis driving member 102, the X-axis driving member 102 can drive the forming module 200 to move along the X-axis direction through the Y-axis driving member 103, and the Y-axis driving member 103 can drive the forming module 200 to move along the Y-axis direction.

In the present embodiment, as shown in fig. 2, the Z-axis direction driving element 101, the X-axis direction driving element 102, and the Y-axis direction driving element 103 are all driven by a combination of a ball screw and a servo motor, or by a hydraulic cylinder. Two sets of Z-axis direction driving parts 101 are adopted, and the two sets of Z-axis direction driving parts 101 are respectively connected with two ends of the X-axis direction driving part 102 so as to drive the X-axis direction driving part 102 to move along the Z-axis direction, thereby ensuring the stability of the movement position of the X-axis direction driving part 102.

Further, the molding module 200 includes a mounting frame 201, a continuous fiber reinforced thermoplastic printing mechanism 202, a subtractive manufacturing mechanism 203, and a pure thermoplastic printing mechanism 204;

the mounting frame 201 is connected with the power output end of the Y-axis direction driving piece 103; the continuous fiber reinforced thermoplastic material printing mechanism 202, the material reducing manufacturing mechanism 203 and the pure thermoplastic material printing mechanism 204 are uniformly distributed and connected with the side surface of the mounting frame 201.

Further, the continuous fiber reinforced thermoplastic material printing mechanism 202 includes a thermoplastic material feeder 205, a thermoplastic material guide 206, a continuous fiber guide 207, a thermoplastic material and continuous fiber mixing heater 208, a heater 209, a temperature detector 210, and a first printer head 211;

the thermoplastic material feeder 205 is connected with the side surface of the mounting frame 201, the input end of the thermoplastic material guide part 206 is connected with the output end of the thermoplastic material feeder 205, and the output end of the thermoplastic material guide part 206 and the output end of the continuous fiber guide part 207 are both connected with the input ends of the thermoplastic material and continuous fiber mixing heater 208; the output end of the thermoplastic material and continuous fiber mixing heater 208 is connected with a heater 209, a temperature detector 210 is connected in the heater 209, and the output end of the heater 209 is connected with a first printing head 211.

Further, the thermoplastic guide 206 includes a first throat 212 and a first heat sink 213, and the continuous fiber guide 207 includes a second throat 214 and a second heat sink 215;

the input end of the first throat 212 is connected with the output end of the thermoplastic material feeder 205, and the first radiator 213 is sleeved outside the first throat 212; a second heat sink 215 is sleeved outside the second throat 214; the output of the first throat 212 and the output of the second throat 214 are both connected to the input of the thermoplastic and continuous fiber mixing heater 208.

Further, a first throat 212 is vertically disposed on the thermoplastic material and continuous fiber mixing heater 208, and a second throat 214 is obliquely disposed on the thermoplastic material and continuous fiber mixing heater 208;

the first throat 212 and the second throat 214 form an angle α therebetween.

In this embodiment, as shown in fig. 3, the included angle α between the first throat 212 and the second throat 214 is 45 ° to ensure that the thermoplastic material and the continuous fiber material have a certain tension after being mixed.

Further, the pure thermoplastic printing mechanism 204 includes a pure thermoplastic feeder 216, a third throat 217, a third heat sink 218, a heater block 219, and a second print head 220;

the pure thermoplastic material feeder 216 is connected with the side surface of the mounting frame 201, the input end of the third throat pipe 217 is connected with the output end of the pure thermoplastic material feeder 216, and the third radiator 218 is sleeved outside the third throat pipe 217; the output end of the third throat 217 is connected to a heating block 219, and the output end of the heating block 219 is connected to the second print head 220.

In the present embodiment, as shown in fig. 2, a rotary driving motor is provided on the mounting frame 201, and the rotary driving motor can drive the continuous fiber reinforced thermoplastic material printing mechanism 202, the subtractive material manufacturing mechanism 203, and the pure thermoplastic material printing mechanism 204 to the operating positions. The continuous fiber reinforced thermoplastic material printing mechanism 202, the material reducing manufacturing mechanism 203 and the pure thermoplastic material printing mechanism 204 are respectively provided with a driving mechanism which moves along the Z-axis direction and is used for regulating and controlling the relative position of the lowest point of each mechanism.

To achieve the fabrication of a variety of molded structures, a continuous fiber reinforced thermoplastic printing mechanism 202 is combined with a pure thermoplastic printing mechanism 204 as an additive manufacturing module. In order to realize the rapid surface processing of the printed structural member, the material reducing manufacturing mechanism 203 adopts a milling mode as a material reducing manufacturing module. In order to ensure that the zero positions of the additive manufacturing module and the subtractive manufacturing module are consistent during operation, the mounting frame 201 adopts a polyhedral rotatable structure. In order to ensure a compact structure, the mounting frame 201 is directly driven by a stepping motor. In order to avoid interference generated when the additive manufacturing module and the subtractive manufacturing module work, the additive manufacturing module and the subtractive manufacturing module are respectively provided with a vertical moving module, and the relative positions of the lowest points of the additive manufacturing module and the subtractive manufacturing module can be independently controlled.

The thermoplastic material and continuous fiber mixing heater 208 is provided therein with a heating rod and a temperature detector, and the mixed material that has entered the thermoplastic material and continuous fiber mixing heater 208 by the heating rod is heated again, and the temperature of the heated mixed material is detected by the temperature detector.

In order to realize printing of soft and hard thermoplastic materials, the pure thermoplastic material feeder 216 adopts a short-range feeding mode. To achieve the printing of the truss structure and the fabrication of the curved surface with small curvature, the heater 209 is a heating rod with an elongated structure, and preferably, the heater 209 is an elongated spiral structure. The first heat sink 213 and the second heat sink 215 are both heat dissipation fans.

As shown in fig. 3, during use, heat generated by the first throat 212 is radiated by the first radiator 213, heat generated by the second throat 214 is radiated by the second radiator 215, the thermoplastic-continuous fiber mixed material obtained by mixing the thermoplastic material with the continuous fiber mixing heater 208 is heated by the heater 209, and the heating temperature of the heater 209 is detected by the first temperature detector 210 during heating.

As shown in fig. 4, the heat generated by the third throat 217 is dissipated by the third radiator 218, and the pure thermoplastic material extruded by the pure thermoplastic material feeder 216 is heated by the heating block 219. A heating rod and a temperature detector are arranged inside the heating block 219, and the heating rod detects the heating temperature through the temperature detector in the heating process.

Further, the forming platform 300 comprises an annular forming base plate member 301, a first driver 302, a second driver 303 and a magnetic adsorber 304;

the annular forming bottom plate component 301, the first driver 302 and the second driver 303 are all connected to the base of the driving module 100, the first driver 302 and the second driver 303 are respectively connected to two ends of the annular forming bottom plate component 301, and the first driver 302 and the second driver 303 can drive the annular forming bottom plate component 301 to move along the annular direction;

the magnetic absorber 304 is disposed inside the annular molding base member 301.

In the present embodiment, as shown in fig. 2, 5 and 6, in order to prevent the annular shaped bottom plate member 301 from sliding during the conveying process, the annular shaped bottom plate member 301 adopts an annular chain type driving manner. The first driver 302 and the second driver 303 both use driving motors. When the two driving motors are started, the ring-forming bottom plate member 301 can be driven to rotate along the annular direction, so that the molded part on the upper end surface of the ring-forming bottom plate member 301 is conveyed to the slope end 408 on the automatic picking and placing module 400.

In order to reliably fix the annular shaped bottom plate 301 in the material increase and decrease manufacturing process, the magnetic absorber 304 is arranged inside the annular shaped bottom plate 301. In order to facilitate the reliable adsorption of the annular forming bottom plate 301 and the magnetic adsorber 304, the magnetic adsorber 304 is an electromagnetic adsorption unit, and the adsorption and separation of the annular forming bottom plate 301 are realized by controlling the on-off of current.

Further, the annular shaped floor member 301 comprises a plurality of shaped floor modules connected in series; the forming base plate module comprises a forming base plate cell 305, a heating pipe 306, a magnetic adsorption sheet 307 and a sealing cover 308;

the heating pipe 306 is connected in the hollow cavity of the forming base plate cell 305, the magnetic adsorption sheet 307 is connected at the bottom of the forming base plate cell 305, and the magnetic adsorption sheet 307 can be adsorbed with the magnetic adsorber 304;

the end face of the forming bottom plate cell 305 is provided with a clamping groove 309, and the sealing cover 308 is connected with the clamping groove 309.

In the present embodiment, as shown in fig. 2, 5, 6, and 7, in order to control the temperature of the annular shaped bottom plate 301, a heating pipe 306 is disposed inside the annular shaped bottom plate 301, and the temperature of the annular shaped bottom plate 301 is controlled by controlling the start and stop of the heating pipe 306. The magnetic attraction pieces 307 can ensure the attraction between the plurality of molding base plate modules and the magnetic attraction device 304, and prevent the molding base plate modules from shaking in the material increase and decrease manufacturing process. The sealing cap 308 and the clamping groove 309 are arranged to ensure that the end face of the forming bottom plate cell 305 has good sealing performance.

Further, the automatic pick-and-place module 400 comprises a linear moving part 401, a rotary driver 402, a restorer 403, a pick-and-place plate 404 and a pushing part 405; collection platform 500 includes collection plate 501;

the linear moving part 401 is connected to the base of the driving module 100; the rotary driver 402 and the restorer 403 are respectively connected with two ends of the linear moving part 401;

a plane output end 406 is arranged on the outer side of the warping plate 404, an L-shaped member 407 at the bottom of the plane output end 406 is abutted to the rotary driver 402, and the collecting plate 501 is arranged at the output position of the plane output end 406; a slope surface end 408 at the inner side of the rocker 404 is connected with the restorer 403;

one end of the pushing member 405 is connected with the lifting plate 404, and the other end of the pushing member 405 is connected with the base of the collecting plate 501.

In the present embodiment, as shown in fig. 2 and 5, the rotary driver 402 adopts a vertically arranged cylinder structure, so that the output end of the cylinder directly abuts on the L-shaped member 407. To achieve a quick return of the rocker 404, the reset 403 is in the form of a spring. In order to prevent interference between the tilting plate 404 and the annular molding base plate 301, the linear moving member 401 adopts a slider guide structure. The pusher 405 is driven by a ball screw in combination with a servo motor or by a hydraulic cylinder.

The working process of the invention is as follows: the Z-axis driving member 101, the X-axis driving member 102, and the Y-axis driving member 103 respectively drive the mounting frame 201 to move along the Z-axis, the X-axis, and the Y-axis directions, so as to adjust the positions of the continuous fiber reinforced thermoplastic material printing mechanism 202, the material reducing manufacturing mechanism 203, and the pure thermoplastic material printing mechanism 204 in the Z-axis, the X-axis, and the Y-axis directions, thereby ensuring the accurate printing position of the composite material member. The thermoplastic material enters the first throat 212 through the thermoplastic feeder 205 and then enters the thermoplastic and continuous fiber mixing heater 208; the continuous fibers enter the second throat 214 and then enter the thermoplastic and continuous fiber mixing heater 208 to mix with the thermoplastic material in the thermoplastic and continuous fiber mixing heater 208; the mixed heating material is heated again by the heater 209, and is printed by the first printing head 211, which is printed on the annular molded base member 301. The virgin thermoplastic material enters the third throat 217 through the virgin thermoplastic feeder 216 and is then heated by the heater block 219 and printed by the second print head 220. The material reducing manufacturing mechanism 203 performs milling processing on the printed molded structure.

The plurality of forming bottom plate modules form an annular forming bottom plate member 301, the annular forming bottom plate member 301 is arranged around the magnetic absorber 304, the first driver 302 and the second driver 303 drive the annular forming bottom plate member 301 to do annular periodic motion, and the forming structural member is conveyed to the front of the warping plate 404. At this time, a certain gap is formed between the inner side of the wane 404 and the annular forming bottom plate member 301, and the outer side of the wane 404 is attached to the collecting plate 501; starting the pushing piece 405, enabling the seesaw 404 to approach the annular forming bottom plate piece 301 under the pushing of the pushing piece 405 through the linear moving piece 401 and move to the bottom end of the forming structural piece, and enabling the slope surface end 408 on the inner side of the seesaw 404 to be in contact with the annular forming bottom plate piece 301; then the rotary driver 402 is started, the output end of the rotary driver 402 moves downwards to abut against the L-shaped part 407, so that the inner side of the warping plate 404 rotates around the fixed shaft, the restorer 403 is in a stretching state, the slope end 408 moves upwards, the plane output end 406 moves downwards to complete the warping action, the forming structural member on the annular forming bottom plate member 301 enters the warping plate 404 through the slope end 408, the forming structural member on the warping plate 404 enters the collecting plate 501 along the trend, and the automatic taking and placing of the forming structural member are achieved. After the picking and placing are completed, the output end of the rotary driver 402 moves upwards to release the L-shaped part 407, the inner side of the seesaw 404 rotates around the fixed shaft, the restorer 403 is in a contraction state, the plane output end 406 moves upwards, the seesaw 404 is horizontally placed, the seesaw 404 is close to the collecting plate 501 under the pulling of the pushing part 405 through the linear moving part 401, and the seesaw picking process is completed. After the whole picking and placing process is completed, the forming module 200 continues to form a new structural member on the forming platform 300, and the next formed structural member is automatically picked and placed.

The printing of multiple materials can be realized to the cooperation of different vibration material disk units, adopts pure thermoplastic material printing mechanism 204 and continuous fibers reinforcing thermoplastic material printing mechanism 202 in this embodiment, can realize pure thermoplastic material, like: printing structural components such as polylactic acid PLA, polyether ether ketone PEEK and the like, and reinforcing thermoplastic materials by continuous fibers, wherein the continuous fibers can be: the printing of the structural members such as continuous glass fibers, continuous carbon fibers, continuous metal wires and the like can also be realized, and the printing of the alternate structural members of pure thermoplastic materials and continuous fiber reinforced thermoplastic materials can also be realized.

According to the continuous material-increasing and material-decreasing in-situ composite manufacturing and forming equipment, the material-decreasing manufacturing mechanism 203 can eliminate the steps on the surface of the material-increasing manufactured structural part, the surface precision of the material-increasing manufactured structural part is improved, the automatic material taking and placing module 400 of the material-increasing manufactured structural part is integrated, unattended continuous manufacturing can be achieved, the downtime is reduced, and the overall manufacturing efficiency is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The in-situ composite manufacturing and forming equipment for the continuous material increase and decrease is characterized by comprising a driving module (100), a forming module (200), a forming platform (300), an automatic taking and placing module (400) and a collecting platform (500);

the forming module (200) is connected with a power output end of the driving module (100), and the driving module (100) can drive the forming module (200) to move along the directions of a Z axis, an X axis and a Y axis respectively; the forming platform (300) is connected to the base of the driving module (100) and arranged below the forming module (200); the automatic taking and placing module (400) is connected with the base of the driving module (100) and is arranged at the output end of the forming platform (300); the collecting platform (500) is connected to the base of the driving module (100) and arranged at the output end of the automatic picking and placing module (400).

2. The in-situ composite manufacturing and forming equipment for the continuous material increase and decrease according to claim 1, wherein the driving module (100) comprises a Z-axis direction driving piece (101), an X-axis direction driving piece (102) and a Y-axis direction driving piece (103);

the X-axis direction driving piece (102) is connected with the power output end of the Z-axis direction driving piece (101), the Y-axis direction driving piece (103) is connected with the power output end of the X-axis direction driving piece (102), and the forming module (200) is connected with the power output end of the Y-axis direction driving piece (103);

z axle direction driving piece (101) can pass through X axle direction driving piece (102) drives shaping module (200) moves along Z axle direction, X axle direction driving piece (102) can pass through Y axle direction driving piece (103) drives shaping module (200) moves along X axle direction, Y axle direction driving piece (103) can drive shaping module (200) moves along Y axle direction.

3. The continuous additive-subtractive in-situ composite manufacturing and molding apparatus according to claim 2, wherein the molding module (200) comprises a mounting frame (201), a continuous fiber reinforced thermoplastic printing mechanism (202), a subtractive manufacturing mechanism (203), and a pure thermoplastic printing mechanism (204);

the mounting rack (201) is connected with a power output end of the Y-axis direction driving piece (103); the continuous fiber reinforced thermoplastic material printing mechanism (202), the material reducing manufacturing mechanism (203) and the pure thermoplastic material printing mechanism (204) are uniformly distributed and connected with the side face of the mounting frame (201).

4. The continuous material-increasing and material-decreasing in-situ composite manufacturing and molding equipment according to claim 3, wherein the continuous fiber reinforced thermoplastic material printing mechanism (202) comprises a thermoplastic material feeding machine (205), a thermoplastic material guiding part (206), a continuous fiber guiding part (207), a thermoplastic material and continuous fiber mixing and heating machine (208), a heater (209), a temperature detector (210) and a first printing head (211);

the thermoplastic material feeder (205) is connected with the side surface of the mounting frame (201), the input end of the thermoplastic material guide part (206) is connected with the output end of the thermoplastic material feeder (205), and the output end of the thermoplastic material guide part (206) and the output end of the continuous fiber guide part (207) are connected with the input ends of the thermoplastic material and continuous fiber mixing heater (208); the output end of the thermoplastic material and continuous fiber mixing heater (208) is connected with the heater (209), the heater (209) is internally connected with the temperature detector (210), and the output end of the heater (209) is connected with the first printing head (211).

5. The continuous additive/subtractive in-situ composite manufacturing and molding apparatus according to claim 4, wherein the thermoplastic guide (206) comprises a first throat (212) and a first heat sink (213), and the continuous fiber guide (207) comprises a second throat (214) and a second heat sink (215);

the input end of the first throat pipe (212) is connected with the output end of the thermoplastic material feeder (205), and the first radiator (213) is sleeved outside the first throat pipe (212); the second radiator (215) is sleeved outside the second throat (214); the output end of the first throat (212) and the output end of the second throat (214) are connected with the input end of the thermoplastic material and continuous fiber mixing heater (208).

6. The in-situ composite manufacturing and forming device for increasing and decreasing continuity materials according to claim 5, wherein the first throat (212) is vertically arranged on the thermoplastic material and continuous fiber mixing and heating machine (208), and the second throat (214) is obliquely arranged on the thermoplastic material and continuous fiber mixing and heating machine (208);

the first throat (212) and the second throat (214) form an included angle alpha.

7. The continuous additive-subtractive in-situ composite manufacturing and molding apparatus according to claim 3, wherein the pure thermoplastic printing mechanism (204) comprises a pure thermoplastic feeder (216), a third throat (217), a third heat sink (218), a heater block (219), and a second print head (220);

the pure thermoplastic material feeder (216) is connected with the side face of the mounting frame (201), the input end of the third throat pipe (217) is connected with the output end of the pure thermoplastic material feeder (216), and the third radiator (218) is sleeved outside the third throat pipe (217); the output end of the third throat pipe (217) is connected with the heating block (219), and the output end of the heating block (219) is connected with the second printing head (220).

8. The continuous additive-subtractive in-situ composite manufacturing molding apparatus according to claim 1, wherein the molding platform (300) comprises an annular molding floor member (301), a first driver (302), a second driver (303) and a magnetic adsorber (304);

the annular forming bottom plate component (301), the first driver (302) and the second driver (303) are connected to a base of the driving module (100), the first driver (302) and the second driver (303) are respectively connected to two ends of the annular forming bottom plate component (301), and the first driver (302) and the second driver (303) can drive the annular forming bottom plate component (301) to move along the annular direction;

the magnetic absorber (304) is arranged inside the annular forming bottom plate part (301).

9. The continuous incremental/decremental in situ composite manufacturing and forming device according to claim 8, characterized in that the annular forming floor element (301) comprises a plurality of forming floor modules connected in sequence; the forming bottom plate module comprises a forming bottom plate cell element (305), a heating pipe (306), a magnetic adsorption sheet (307) and a sealing cover (308);

the heating pipe (306) is connected in the hollow cavity of the forming bottom plate cell element (305), the magnetic adsorption sheet (307) is connected at the bottom of the forming bottom plate cell element (305), and the magnetic adsorption sheet (307) can be adsorbed with the magnetic adsorber (304);

the end face of the forming bottom plate cell element (305) is provided with a clamping groove (309), and the sealing cover (308) is connected with the clamping groove (309).

10. The continuous additive-subtractive in-situ composite manufacturing and forming apparatus according to claim 1, wherein the automatic pick-and-place module (400) comprises a linear moving member (401), a rotary driver (402), a restorer (403), a seesaw (404) and a pushing member (405); the collection platform (500) comprises a collection plate (501);

the linear moving part (401) is connected to the base of the driving module (100); the rotary driver (402) and the restorer (403) are respectively connected with two ends of the linear moving part (401);

a plane output end (406) is arranged on the outer side of the tilting plate (404), an L-shaped part (407) at the bottom of the plane output end (406) is abutted to the rotary driver (402), and the collecting plate (501) is arranged at the output position of the plane output end (406); the slope end (408) at the inner side of the rocker plate (404) is connected with the restorer (403);

one end of the pushing member (405) is connected with the seesaw (404), and the other end of the pushing member (405) is connected with the base of the collecting plate (501).