CN113858505A

CN113858505A - 3D prints finished product water circulative cooling device

Info

Publication number: CN113858505A
Application number: CN202111116994.XA
Authority: CN
Inventors: 杨红九; 吴震; 黄一山; 杨华杰; 吴杰华; 谢安琼
Original assignee: Shenzhen Kings 3d Printing Equipment Technology Co ltd
Current assignee: Shenzhen Kings 3d Printing Equipment Technology Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2021-12-31

Abstract

The invention relates to the field of cooling of 3D printing finished products, in particular to a water circulation cooling device for 3D printing finished products, which comprises a support frame, a product placing assembly, a cooling assembly and a position adjusting assembly, wherein the support frame comprises four groups of support legs and a support plate, the four groups of support legs are respectively fixedly welded at four corners of the lower surface of the support plate, and a bearing plate is fixedly welded among the four groups of support legs. According to the invention, the 3D printing finished product is cooled by adopting the cold water structure and matching with the fan, the air at the air inlet of the fan is cooled by the water cooling structure, and then the air at the air inlet is extracted by the fan to carry out accuracy on the 3D printing finished product, so that the cooling efficiency is improved; including slewing bearing, rotor plate and driving motor through placing the subassembly setting with the product, when 3D printed the finished product cooling, drive the rotor plate through driving motor and rotate to drive 3D and print the finished product and rotate, can print the finished product omnidirectional and cool off to 3D, avoid 3D to print off-the-shelf appearance difference in temperature and lead to the fracture.

Description

3D prints finished product water circulative cooling device

Technical Field

The invention belongs to the field of cooling of 3D printed finished products, and particularly relates to a water circulation cooling device for a 3D printed finished product.

Background

3D printing, which is one of the rapid prototyping technologies, is also called additive manufacturing, which is a technology for constructing an object by using an adhesive material such as powdered metal or plastic and the like, and by printing layer by layer, based on a digital model file.

Among the prior art, the finished product that 3D printed need cool off, and the majority that adopts at present is the forced air cooling, but forced air cooling efficiency is lower, adopts high-power fan to carry out the forced air cooling to the product that adopts plastic materials to print out moreover and leads to the fact the product deformation easily, consequently, we provide a 3D and print finished product water circulative cooling device.

Disclosure of Invention

Aiming at the problems, the invention provides a 3D printing finished product water circulation cooling device which comprises a support frame, a product placing assembly, a cooling assembly, a control assembly and a position adjusting assembly, wherein the support frame comprises a support plate and support legs for supporting and fixing the support plate, and bearing plates are welded among the support legs;

the product placing assembly comprises a turntable bearing, a rotating plate and a driving motor, the turntable bearing is fixedly arranged on the upper surface of a supporting plate, the rotating plate is fixedly arranged on the turntable bearing, the driving motor is fixedly arranged on the lower surface of the supporting plate through a fixing frame, one end of an output shaft of the driving motor is fixedly connected with a transmission column, the upper end of the transmission column penetrates through the supporting plate and the turntable bearing and is fixedly connected with the lower surface of the rotating plate, and a product clamping structure is arranged at the upper end of the rotating plate;

the position adjusting assembly comprises two groups of sliding plates which are symmetrically arranged and moving rollers which are arranged on the lower surfaces of the sliding plates;

the cooling assembly comprises two groups of fans, two groups of water cooling structures, a water storage tank and two groups of water pumps, wherein the upper surfaces of the two groups of sliding plates are respectively provided with one group of fans and one group of water cooling structures;

the control assembly comprises a temperature sensor and a PLC control module, the temperature sensor is embedded and fixed in the center of the upper surface of the rotating plate, the PLC control module is installed and fixed on the side wall of the supporting leg, the output end of the temperature sensor is in signal connection with the receiving end of the PLC control module, and the output end of the PLC control module is in signal connection with the control end of the driving motor, the control end of the water pump, the driving control end of the position adjusting assembly and the control end of the fan respectively.

Furthermore, two sets of grooves are symmetrically formed in the side wall of the supporting plate, two sets of sliding plates are respectively inserted into the two sets of grooves in a sliding mode, the moving roller is attached to the inner bottom surface of each groove, an electric push rod is installed on the side wall of the supporting plate and below the groove opening through a fixing frame, a connecting block is integrally formed on the lower surface of each sliding plate, one end of a piston rod of each electric push rod is fixedly connected with the connecting block, and the control end of each electric push rod is connected with an output end signal of the PLC control module.

Further, the product clamping structure comprises two groups of fixing plates which are symmetrically arranged, threaded through holes are formed in the fixing plates, a screw rod is connected to the inner threads of the threaded through holes, and a clamping plate is arranged at one end of the screw rod through a rotating bearing.

Further, two sets of spouts have been seted up to the upper surface symmetry of rotor plate, the lower surface integrated into one piece of grip block has the sliding block, the sliding block is located inside the spout, just sliding block and spout sliding clearance fit.

Further, the lower surface of sliding plate has been seted up and has been removed the roller mounting groove, it has rolling bearing to inlay on the inside wall of removal roller mounting groove, the both ends of removing the roller are pegged graft respectively in the rolling bearing inner race, just the cross section diameter of removing the roller is greater than the degree of depth of removing the roller mounting groove.

Further, it is two sets of the water-cooling structure all includes shell, orifice plate, condenser tube and pipe strap, orifice plate fixed mounting is in one side of shell, the pipe strap is fixed in on the orifice plate lateral wall, the condenser tube joint is fixed in on the pipe strap, condenser tube is located inside the shell.

Furthermore, water supply connector and water outlet connector all set up on the outside lateral wall of orifice plate position in shell, the both ends of cooling water pipe communicate with water supply connector and water outlet connector respectively.

Furthermore, three groups of fan fixing grooves are equidistantly formed in the upper end of the sliding plate, the fans are installed in one group of the fan fixing grooves, fan clamping pieces are symmetrically arranged on the inner side wall of each fan fixing groove, and the side wall of the lower end of each fan is fixed through the clamping of the two groups of fan clamping pieces.

Further, fan joint spare includes two sets of horizontal poles, compression spring and conflict board, the blind hole has been seted up on the inside wall of fan fixed slot, the one end of horizontal pole slides and pegs graft inside the blind hole, the conflict board is fixed in the other end of horizontal pole, the compression spring cover is established on the horizontal pole, compression spring's both ends are contradicted respectively on the lateral wall of conflict board and the inside wall of fan fixed slot.

The invention has the beneficial effects that:

1. according to the invention, the 3D printing finished product is cooled by adopting the cold water structure and matching with the fan, the air at the air inlet of the fan is cooled by the water cooling structure, and then the air at the air inlet is extracted by the fan to carry out accuracy on the 3D printing finished product, so that the cooling efficiency is improved;

2. according to the invention, the product placing assembly comprises the turntable bearing, the rotating plate and the driving motor, when the 3D printing finished product is cooled, the driving motor 7 drives the rotating plate to rotate, so that the 3D printing finished product is driven to rotate, the 3D printing finished product can be cooled in all directions, and cracking caused by temperature difference of the 3D printing finished product is avoided;

3. according to the invention, the cooling assembly is arranged on the position adjusting assembly, so that when the device is used, the distance between the fan and the 3D printed finished product can be adjusted according to the material of the 3D printed finished product, and the problem that the plastic material is easy to deform due to air cooling by adopting a high-power fan is avoided;

4. according to the invention, the position adjusting component comprises two groups of sliding plates which are symmetrically arranged and moving rollers which are arranged on the lower surfaces of the sliding plates, and the electric push rod is used as a driving part, so that the adjustment of the distance between the fan and the 3D printing finished product is more convenient and faster, and the electric push rod has a certain limiting effect;

5. according to the invention, the water storage tank and the two groups of water pumps are respectively arranged on the upper surface of the bearing plate, and when the driving motor drives the rotating plate and the 3D printing finished product to rotate, the overall stability of the support frame is increased due to the weight of the water storage tank.

6. In the invention, the through holes on the pore plate are irregularly arranged, so that better ventilation is facilitated, the pipe clamps are arranged on the side wall of the pore plate in an equidistant array manner, and when the cooling water pipe cooling device is in actual use, the cooling water pipe can be fixed into any shape through the pipe clamps according to requirements, so that a product can be better cooled, and a good cooling effect is achieved.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

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 those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 shows a schematic structural diagram of a 3D printing finished product water circulation cooling device according to an embodiment of the invention;

FIG. 2 shows a schematic structural diagram of a product placement assembly of an embodiment of the present invention;

FIG. 3 shows a schematic structural diagram of a position adjustment assembly of an embodiment of the present invention;

FIG. 4 shows a schematic view of a moving roller structure of an embodiment of the present invention;

FIG. 5 shows a schematic structural diagram of a cooling assembly of an embodiment of the present invention;

FIG. 6 is a schematic diagram of a fan fixing groove structure according to an embodiment of the present invention;

FIG. 7 is a schematic diagram illustrating a water-cooling structure according to an embodiment of the present invention;

FIG. 8 shows a schematic diagram of an orifice plate mounting configuration of an embodiment of the invention.

In the figure: 1. a support frame; 2. a product placement assembly; 3. a cooling assembly; 4. a position adjustment assembly; 5. a turntable bearing; 6. a rotating plate; 7. a drive motor; 8. a drive post; 9. a product holding structure; 10. a sliding plate; 11. a moving roller; 12. a groove; 13. an electric push rod; 14. connecting blocks; 15. a fan; 16. a water-cooling structure; 17. a water storage tank; 18. a water pump; 19. a water inlet joint; 20. a water outlet joint; 21. a fixing plate; 22. a threaded through hole; 23. a screw; 24. a clamping plate; 25. a chute; 26. a slider; 27. a mobile roller mounting groove; 28. a housing; 29. an orifice plate; 30. a cooling water pipe; 31. a pipe clamp; 32. a fan fixing groove; 33. a fan clamping piece; 34. a cross bar; 35. a compression spring; 36. a touch plate; 37. blind holes; 38. a temperature sensor; 39. and a PLC control module.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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.

The invention provides a 3D printing finished product water circulation cooling device, which comprises a support frame 1, a product placing assembly 2, a cooling assembly 3, a control assembly and a position adjusting assembly 4, wherein the support frame 1 comprises a support plate and support legs for supporting and fixing the support plate, four groups of the support legs are arranged, the four groups of the support legs are respectively fixedly welded at four corners of the lower surface of the support plate, and bearing plates are fixedly welded among the four groups of the support legs;

as shown in fig. 2, the product placing assembly 2 comprises a turntable bearing 5, a rotating plate 6 and a driving motor 7, the turntable bearing 5 is fixedly installed on the upper surface of the supporting plate, the rotating plate 6 is fixedly installed on the turntable bearing 5, the driving motor 7 is fixedly installed on the lower surface of the supporting plate through a fixing frame, one end of an output shaft of the driving motor 7 is fixedly connected with a transmission column 8, the upper end of the transmission column 8 penetrates through the supporting plate and the lower surface of the turntable bearing 5 and the lower surface of the rotating plate 6 is fixedly connected, and a product clamping structure 9 is installed at the upper end of the rotating plate 6.

Including slewing bearing 5, rotor plate 6 and driving motor 7 through placing assembly 2 setting with the product, when 3D printed the finished product cooling, drive rotor plate 6 through driving motor 7 and rotate to drive 3D and print the finished product and rotate, can print the finished product omnidirectional and cool off to 3D, avoid 3D to print the off-the-shelf appearance difference in temperature and lead to the fracture

As shown in fig. 2, the product clamping structure 9 includes two sets of fixing plates 21 symmetrically disposed, each of the two sets of fixing plates 21 is provided with a threaded through hole 22, the threaded through hole 22 is internally and threadedly connected with a screw 23, one end of the screw 23 is provided with a clamping plate 24 through a rotating bearing, the upper surface of the rotating plate 6 is symmetrically provided with two sets of sliding grooves 25, the lower surface of the clamping plate 24 is integrally formed with a sliding block 26, the sliding block 26 is located inside the sliding groove 25, and the sliding block 26 and the sliding groove 25 are in sliding clearance fit; through the design, in the actual use, thereby can adjust the interval between two sets of grip blocks 24 and fix the 3D of different size specifications and print the finished product, the effectual 3D that has avoided when rotor plate 6 rotates prints the finished product and takes place the displacement or throws away the condition.

As shown in fig. 2, two sets of sliding grooves 25 are symmetrically formed in the upper surface of the rotating plate 6, sliding blocks 26 are integrally formed on the lower surface of the clamping plate 24, the sliding blocks 26 are located inside the sliding grooves 25, and the sliding blocks 26 are in sliding clearance fit with the sliding grooves 25; through the design, when adjusting the interval between two sets of grip blocks 24, sliding block 26 has turned to spacing to grip blocks 24, is further convenient for adjust the interval between two sets of grip blocks 24.

As shown in fig. 3, the position adjusting assembly 4 includes two sets of sliding plates 10 symmetrically disposed and a moving roller 11 disposed on a lower surface of the sliding plate 10, two sets of grooves 12 are symmetrically disposed on a side wall of the supporting plate, the two sets of sliding plates 10 are respectively inserted into the two sets of grooves 12 in a sliding manner, the moving roller 11 is attached to an inner bottom surface of the groove 12, an electric push rod 13 is mounted on a lower position of an opening of the groove 12 on the side wall of the supporting plate through a fixing frame, a connecting block 14 is integrally formed on the lower surface of the sliding plate 10, and one end of a piston rod of the electric push rod 13 is fixedly connected to the connecting block 14.

Through sliding plate 10 and the removal roller 11 of setting at sliding plate 10 lower surface that sets up including two sets of symmetries with position control assembly 4 to adopt electric putter 13 as the driving piece, it is more convenient when adjusting the interval between fan and the 3D printing finished product, electric putter 13 has certain spacing effect moreover.

As shown in fig. 4, a moving roller mounting groove 27 is formed in the lower surface of the sliding plate 10, a rotating bearing is embedded in the inner side wall of the moving roller mounting groove 27, two ends of the moving roller 11 are respectively inserted into the inner rings of the rotating bearing, and the diameter of the cross section of the moving roller 11 is greater than the depth of the moving roller mounting groove 27; through the design of the moving roller 11, when the electric push rod 13 adjusts the distance between the fan and the 3D printing finished product, the sliding plate 10 is convenient to move.

As shown in fig. 5, the cooling module 3 includes two sets of fans 15, two sets of water cooling structures 16, a water storage tank 17 and two sets of water pumps 18, by arranging the water storage tank 17 and the two groups of water pumps 18 on the upper surface of the bearing plate respectively, when the driving motor 7 drives the rotating plate 6 and the 3D printing finished product to rotate, the stability of the whole support frame 1 is increased due to the weight of the water storage tank 17, the upper surfaces of the two sliding plates 10 are provided with a group of fans 15 and a group of water cooling structures 16, the water storage tank 17 and the two groups of water pumps 18 are respectively arranged on the upper surface of the bearing plate, water inlets of the two groups of water pumps 18 are respectively communicated with the inside of the water storage tank 17 through connecting pipes, water inlet connectors 19 and water outlet connectors 20 are respectively arranged on the two groups of water cooling structures 16, water outlets of the two groups of water pumps 18 are respectively communicated with the water inlet connectors 19 of the two groups of water cooling structures 16 through connecting pipes, and the water outlet connectors 20 of the two groups of water cooling structures 16 are communicated with the inside of the water storage tank 17; three sets of fan fixing grooves 32 are formed in the upper end of the sliding plate 10 at equal intervals, and the fans 15 are installed in one set of the fan fixing grooves 32.

As shown in fig. 6, fan clamping pieces 33 are symmetrically arranged on the inner side walls of the three groups of fan fixing grooves 32, and the side walls of the lower end of the fan 15 are clamped and fixed by the two groups of fan clamping pieces 33; the fan clamping piece 33 comprises two groups of cross rods 34, compression springs 35 and abutting plates 36, blind holes 37 are formed in the inner side walls of the fan fixing grooves 32, one ends of the cross rods 34 are inserted into the blind holes 37 in a sliding mode, the abutting plates 36 are fixed to the other ends of the cross rods 34, the compression springs 35 are sleeved on the cross rods 34, and two ends of the compression springs 35 abut against the side walls of the abutting plates 36 and the inner side walls of the fan fixing grooves 32 respectively; the design of three fan fixed slots 32 is convenient for use with position control assembly 4 cooperation, further conveniently adjusts the interval between fan and the 3D printing finished product.

As shown in fig. 7, the two water-cooling structures 16 each include a housing 28, a hole plate 29, a cooling water pipe 30 and a pipe clamp 31, the hole plate 29 is fixedly mounted on one side of the housing 28, the pipe clamp 31 is fixed on the side wall of the hole plate 29, the cooling water pipe 30 is clamped and fixed on the pipe clamp 31, and the cooling water pipe 30 is located inside the housing 28.

Specifically, through-hole on the orifice plate 29 is irregular arrangement, the better ventilation of being convenient for, pipe strap 31 is equidistance array setting on the lateral wall of orifice plate 29, when in-service use, can be fixed condenser tube 30 for arbitrary shape through pipe strap 31 according to the demand, be convenient for better cool off the product, reach refrigerated effect.

As shown in fig. 1, the control assembly comprises a temperature sensor 38 and a PLC control module 39, the temperature sensor 38 is embedded and fixed at the central position of the upper surface of the rotating plate 6, the PLC control module 39 is installed and fixed on the side wall of the supporting leg, the output end of the temperature sensor 38 is in signal connection with the receiving end of the PLC control module 39, and the control ends of the driving motor 7, the electric push rod 13, the water pump 18 and the fan 15 are in signal connection with the output end of the PLC control module 39.

According to the technical scheme, when cooling, firstly, the temperature threshold value of the PLC control module 39 is set, the temperature of a product placing area on the rotating plate 6 is monitored in real time through the temperature sensor 38, the monitored temperature is transmitted to the PLC control module 39 in a signal mode, when the temperature is higher than the temperature threshold value set by the PLC control module 39, the PLC control module 39 sends action signals to the driving motor 7, the electric push rod 13, the water pump 18 and the fan 15 respectively, corresponding mechanisms are matched to act, and the purpose of better cooling is achieved.

As shown in fig. 8, the water inlet joint 19 and the water outlet joint 20 are both disposed on the side wall of the orifice plate 29 outside the housing 28, and both ends of the cooling water pipe 30 are respectively communicated with the water inlet joint 19 and the water outlet joint 20; the surface of orifice plate 29 is the equidistance array and has seted up the through-hole, and when the fan induced air, during outside air got into shell 28 through the through-hole on the orifice plate 29, because condenser tube 30 was located inside the shell 28, and the air cools off through condenser tube 30 after getting into the shell 28, then is extracted and blows off by fan 15, cools off 3D prints the finished product.

In conclusion, the 3D printing finished product is cooled by adopting the cold water structure and matching with the fan, the air at the air inlet of the fan is cooled by the water cooling structure, and then the air at the air inlet is extracted by the fan to accurately print the 3D printing finished product, so that the cooling efficiency is improved.

On the basis of the 3D printing finished product water circulation cooling device, the embodiment of the invention also provides a 3D printing finished product water circulation cooling method, which comprises the following steps:

s1, placing the 3D printing finished product to be cooled on a rotating plate, rotating a screw to drive a clamping plate to move, and clamping and fixing the 3D printing finished product;

s2, measuring the temperature of the 3D printed finished product and the temperature around the 3D printed finished product in real time through a temperature sensor, transmitting the temperature information to a PLC control module in real time, and comparing the temperature information with a set temperature threshold value by the PLC control module to obtain a comparison result;

s3, the PLC control module controls the driving motor, the electric push rod, the water pump and the fan to start and stop according to the comparison result;

s301, when the real-time temperature is higher than a set threshold value according to a comparison result, the PLC control module generates starting information, transmits the starting information to control ends of the driving motor, the electric push rod, the water pump and the fan respectively, controls the driving motor, the electric push rod, the water pump and the fan to operate, and cools a 3D printed finished product;

and S302, when the real-time temperature is lower than a set threshold value according to the comparison result, the PLC control module controls the driving motor, the electric push rod, the water pump and the fan to be closed, and cooling is completed.

The method is used for cooling the 3D printed finished product, the intelligent degree is high, the driving motor, the electric push rod, the water pump and the fan can be timely adjusted according to the 3D printed finished product and the ambient temperature, the cooling efficiency is further improved, and unnecessary energy waste is avoided due to intelligent operation of the equipment.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a 3D prints finished product water circulative cooling device which characterized in that: the cooling device comprises a support frame (1), a product placing assembly (2), a cooling assembly (3), a control assembly and a position adjusting assembly (4), wherein the support frame (1) comprises a support plate and support legs for supporting and fixing the support plate, and bearing plates are welded among the support legs;

the product placing assembly (2) comprises a turntable bearing (5), a rotating plate (6) and a driving motor (7), the turntable bearing (5) is fixedly installed on the upper surface of a supporting plate, the rotating plate (6) is fixedly installed on the turntable bearing (5), the driving motor (7) is fixedly installed on the lower surface of the supporting plate through a fixing frame, one end of an output shaft of the driving motor (7) is fixedly connected with a transmission column (8), the upper end of the transmission column (8) penetrates through the supporting plate and the turntable bearing (5) to be fixedly connected with the lower surface of the rotating plate (6), and a product clamping structure (9) is installed at the upper end of the rotating plate (6);

the position adjusting component (4) comprises two groups of sliding plates (10) which are symmetrically arranged and moving rollers (11) which are arranged on the lower surfaces of the sliding plates (10);

the cooling assembly (3) comprises two groups of fans (15), two groups of water cooling structures (16), a water storage tank (17) and two groups of water pumps (18), wherein the upper surfaces of the two groups of sliding plates (10) are respectively provided with the fans (15) and the water cooling structures (16), the water storage tank (17) and the water pumps (18) are respectively arranged on the upper surfaces of the bearing plates, water inlets of the two groups of water pumps (18) are respectively communicated with the interior of the water storage tank (17) through connecting pipes, water inlet connectors (19) and water outlet connectors (20) are respectively arranged on the two groups of water cooling structures (16), water outlets of the two groups of water pumps (18) are respectively communicated with the water inlet connectors (19) of the two groups of water cooling structures (16) through connecting pipes, and the water outlet connectors (20) of the two groups of water cooling structures (16) are communicated with the interior of the water storage tank (17);

the control assembly comprises a temperature sensor (38) and a PLC (programmable logic controller) control module (39), wherein the temperature sensor (38) is embedded and fixed at the center of the upper surface of the rotating plate (6), the PLC control module (39) is installed and fixed on the side wall of the supporting leg, the output end of the temperature sensor (38) is connected with the receiving end of the PLC control module (39) through signals, and the output end of the PLC control module (39) is connected with the control end of the driving motor (7), the control end of the water pump (18) and the driving control end of the position adjusting assembly (4) through signals and connected with the control end of the fan (15).

2. The 3D printing finished product water circulation cooling device according to claim 1, characterized in that: two sets of recess (12) have been seted up to the symmetry on the lateral wall of backup pad, and are two sets of sliding plate (10) slide respectively and peg graft in two sets of inside recess (12), remove roller (11) and laminate in the interior bottom surface of recess (12), the lateral wall of backup pad just is located the below position of recess (12) opening part and installs electric putter (13) through the mount, the lower surface integrated into one piece of sliding plate (10) has connecting block (14), the one end and the connecting block (14) of electric putter (13) piston rod are connected fixedly, the control end and the output end signal connection of PLC control module (39) of electric putter (13).

3. The 3D printing finished product water circulation cooling device according to claim 1, characterized in that: product clamping structure (9) are provided with fixed plate (21) including two sets of symmetries, and are two sets of screw thread through-hole (22) have all been seted up on fixed plate (21), the inside threaded connection of screw thread through-hole (22) has screw rod (23), there is grip block (24) in the one end of screw rod (23) through rolling bearing.

4. 3D prints finished product water circulative cooling device of claim 3, characterized by: two sets of spout (25) have been seted up to the upper surface symmetry of rotor plate (6), the lower surface integrated into one piece of grip block (24) has sliding block (26), sliding block (26) are located spout (25) inside, just sliding block (26) and spout (25) sliding clearance fit.

5. 3D prints finished product water circulative cooling device of claim 2, characterized in that: the lower surface of the sliding plate (10) is provided with a movable roller mounting groove (27), the inner side wall of the movable roller mounting groove (27) is embedded with a rotating bearing, two ends of the movable roller (11) are respectively inserted into inner rings of the rotating bearing, and the diameter of the cross section of the movable roller (11) is larger than the depth of the movable roller mounting groove (27).

6. The 3D printing finished product water circulation cooling device according to claim 1, characterized in that: two sets of water-cooling structure (16) all include shell (28), orifice plate (29), cooling water pipe (30) and pipe strap (31), orifice plate (29) fixed mounting is in one side of shell (28), pipe strap (31) are fixed in on orifice plate (29) lateral wall, cooling water pipe (30) joint is fixed in on pipe strap (31), cooling water pipe (30) are located inside shell (28).

7. The 3D printing finished product water circulation cooling device according to claim 6, characterized in that: water supply connector (19) and water outlet connector (20) all set up on orifice plate (29) are located the outside lateral wall of shell (28), the both ends of cooling water pipe (30) communicate with water supply connector (19) and water outlet connector (20) respectively.

8. The 3D printing finished product water circulation cooling device according to claim 1, characterized in that: three fan fixed slots (32) have been seted up to the upper end of sliding plate (10) equidistant, fan (15) are installed wherein in one set of the inside of fan fixed slot (32), three groups all the symmetry is provided with fan joint spare (33) on the inside wall of fan fixed slot (32), the lower extreme lateral wall of fan (15) is fixed through two sets of fan joint spare (33) joint.

9. The 3D printing finished product water circulation cooling device according to claim 8, wherein: fan joint spare (33) include two sets of horizontal pole (34), compression spring (35) and conflict board (36), blind hole (37) have been seted up on the inside wall of fan fixed slot (32), the one end of horizontal pole (34) is slided and is pegged graft inside blind hole (37), the other end that is fixed in horizontal pole (34) is supported touch board (36), compression spring (35) cover is established on horizontal pole (34), the both ends of compression spring (35) are contradicted respectively on the lateral wall of conflict board (36) and the inside wall of fan fixed slot (32).