CN112935451B - Special equipment for forming brazing layer of multilayer terahertz slot array antenna - Google Patents
Special equipment for forming brazing layer of multilayer terahertz slot array antenna Download PDFInfo
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- CN112935451B CN112935451B CN202110098886.8A CN202110098886A CN112935451B CN 112935451 B CN112935451 B CN 112935451B CN 202110098886 A CN202110098886 A CN 202110098886A CN 112935451 B CN112935451 B CN 112935451B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/04—Heating appliances
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/087—Soldering or brazing jigs, fixtures or clamping means
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Abstract
The invention relates to the technical field of antenna brazing layer forming, in particular to special equipment for forming a multilayer terahertz slot array antenna brazing layer, which comprises a top plate, wherein four corners of the bottom of the top plate are respectively connected with optical axis slide rails, and the bottom of each optical axis slide rail is connected to the end surface of a base. The welding effect with high quality and high efficiency is achieved.
Description
Technical Field
The invention relates to the technical field of antenna brazing layer forming, in particular to special equipment for forming a brazing layer of a multilayer terahertz slot array antenna.
Background
In recent years, with the rapid development of civil communication and military communication in China, the updating, upgrading and upgrading of equipment become faster and faster, the dosage is larger, the signal wave band is gradually developed towards high frequency and ultrahigh frequency, typically, the leap from millimeter wave to millimeter wave and from millimeter wave to terahertz wave is realized, the frequency of the signal wave band is continuously developed and climbed, meanwhile, a microwave device for bearing signals is brought, the production and manufacturing difficulty of the microwave device is continuously increased, in the field of microwave devices, under the same signal wave band frequency, the production and manufacturing difficulty of a slot array antenna is higher all the time, welding is one of the difficulties, the slot array antenna of K wave band-W wave band generally uses vacuum brazing, the slot array antenna of terahertz wave band is temporarily unable to meet the requirements due to the miniaturization of the internal structure thereof and the current vacuum brazing technology, the existing soldering technology cannot meet the welding requirement of the terahertz slot array antenna at present for a while because the welding equipment is heated unevenly.
In summary, the invention solves the existing problems by designing special equipment for forming the brazing layer of the multilayer terahertz slot array antenna.
Disclosure of Invention
The invention aims to provide special equipment for forming a brazing layer of a multilayer terahertz slot array antenna, which is used for solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a special device for forming a brazing layer of a multilayer terahertz gap array antenna comprises a top plate, wherein optical axis slide rails are connected to four corners of the bottom of the top plate respectively, the bottom of each optical axis slide rail is connected to the end face of a base, a control outer cover is connected to the end face of the top plate through hexagon socket countersunk head screws, an observation window is arranged on the front face of the control outer cover, a power switch/emergency stop button is arranged on the right side of the observation window and on the front face of the control outer cover, a contact signal lamp is arranged below the power switch/emergency stop button, a start/reset switch is arranged below the contact signal lamp, a plurality of adjusting buttons with different functions are arranged below the start/reset switch, a pull/pressure sensor display is embedded in the left side of each adjusting button and on the control outer cover, the upper left side of the tension/pressure sensor display is provided with a return-to-zero switch, the inside of the control housing and the end surface of the top plate are connected with a circuit board through outer hexagon screws, one side of the circuit board and the end surface of the top plate are connected with a switching power supply through inner hexagon screws, an optical axis slide block is sleeved on the optical axis slide rail and connected with an upper heating plate through inner hexagon screws, the bottom of the upper heating plate is connected with a pressing plate through a pressure/tension sensor, the end surface of the pressing plate is arranged below and positioned on the base and connected with a lower heating plate through inner hexagon screws, a limit switch is arranged on the optical axis slide rail and corresponds to the lower heating plate, the end surface of the upper heating plate is connected with a screw rod nut seat through inner hexagon screws, and a screw rod nut is fixedly arranged at the center of one side wall of the screw rod nut seat, the screw rod nut is internally sleeved with a screw rod, the bottom of the screw rod sequentially penetrates through a screw rod ball and a lower screw rod protective sleeve from top to bottom and extends to the lower part of the lower screw rod protective sleeve to be sleeved inside a lower deep groove ball bearing, the lower deep groove ball bearing is assembled inside a screw rod supporting seat, the screw rod supporting seat is connected onto the end surface of the base through an inner hexagonal screw, the end part of the screw rod sequentially penetrates through an upper screw rod protective sleeve, a top plate, a screw rod fixing seat, an upper deep groove ball bearing, a screw rod fixing seat end cover, a screw rod locking nut, a lower coupler, a middle coupler and an upper coupler from bottom to top, the screw rod fixing seat is connected onto the end surface of the top plate through an inner hexagonal screw, the upper deep groove ball bearing is embedded inside an angular contact ball bearing, the angular contact ball bearing is installed on the end surface of the screw rod fixing seat, and the screw rod fixing seat end cover is connected onto the end surface of the angular contact ball bearing through an inner hexagonal screw, the outer wall of the angular contact ball bearing is sleeved with a motor support, the end face of the motor support is connected with a stepping motor through an inner hexagon screw, the driving end of the stepping motor extends to the inside of the motor support and is sleeved inside the upper coupler, and one side of the motor support is arranged on a motor driver arranged on the end face of the top plate.
Preferably, the power switch/emergency stop button, the contact signal lamp, the start/reset switch, the adjusting button, the pull/pressure sensor display, the return-to-zero switch and the switch power supply are respectively connected to the circuit board through wires and are electrically connected.
Preferably, the switching power supply is a 220V to 12V switching power supply, and the optical axis slide rail is connected with the optical axis slide base in a sliding manner.
Preferably, be connected with the clamp plate through pressure/force sensor on the terminal surface of hot plate down, it is the same with the structure of hot plate down to go up the hot plate and all be provided with control panel and control switch down on the hot plate, go up hot plate, pressure/force sensor, hot plate and limit switch connect on the circuit board through the electric connection mode respectively down.
Preferably, the lower screw rod protective sleeve is a corrugated pipe made of polypropylene, and two ends of the lower screw rod protective sleeve are correspondingly connected to the bottom of a screw rod ball and the end face of the screw rod supporting seat respectively.
Preferably, the screw rod is rotatably connected with the screw rod ball and the lower deep groove ball bearing respectively, and the inner diameter of the lower screw rod protective sleeve is 3-4mm larger than the outer thread diameter of the screw rod.
Preferably, the upper screw rod protective sleeve is a corrugated pipe made of polypropylene, the inner diameter of the upper screw rod protective sleeve is 3-4mm larger than the diameter of the external thread of the screw rod, a through hole is formed in the top plate and corresponds to the screw rod, and the diameter of the through hole is 1-2mm larger than the diameter of the external thread of the screw rod.
Preferably, the screw rod is respectively connected with the upper deep groove ball bearing and the screw rod fixing seat end cover in a rotating mode, and the screw rod locking nut is in threaded connection with the screw rod.
Preferably, lower shaft coupling, well shaft coupling and last shaft coupling are embedded each other and through hexagon socket head cap screw connection, shaft coupling and lead screw are connected at step motor's drive end through the shaft coupling to lower shaft coupling, well shaft coupling and last shaft coupling constitution shaft coupling.
Preferably, the stepping motor is electrically connected to the motor driver through a wire, and the motor driver is electrically connected to the circuit board through a wire.
Compared with the prior art, the invention has the beneficial effects that:
1. in the invention, by designing special equipment for forming the multi-layer terahertz slot array antenna brazing layer, and the screw rod structure is lifted and pressed downwards to ensure the precision of displacement, and simultaneously in the welding temperature rise process and the cooling process after welding, can change the thickness dimension of the workpiece caused by temperature change and the pressure caused by the change of the thickness dimension, the pressure/tension sensor is used for collecting signals and transmitting the signals to the related control device, the related control device is used for adjusting the lifting of the upper heating plate to keep a preset pressure value, so that the stress and the heating are uniform in the whole welding process, the welding effect with high quality and high efficiency is achieved, therefore, the problems that the production requirements cannot be met temporarily by the existing vacuum brazing technology, and the welding requirements of the terahertz slot array antenna cannot be met temporarily by the existing soldering technology due to uneven heating of welding equipment at present are solved.
Drawings
FIG. 1 is a schematic overall front view of the present invention;
FIG. 2 is a schematic view of the explosive structure inside the control housing of the present invention;
FIG. 3 is a partial right view schematic of the structure of FIG. 1 according to the present invention;
FIG. 4 is a schematic sectional view of the structure of the present invention A-A.
In the figure: 1. a top plate; 2. an optical axis slide rail; 3. a base; 4. a control housing; 5. an observation window; 6. power switch/emergency stop button; 7. contacting a signal lamp; 8. a start/reset switch; 9. an adjustment button; 10. a pull/pressure sensor display; 11. a return-to-zero switch; 12. a circuit board; 13. a switching power supply; 14. an optical axis slide; 15. an upper heating plate; 16. a compression/tension force sensor; 17. pressing a plate; 18. a lower heating plate; 19. a limit switch; 20. a screw nut seat; 21. a feed screw nut; 22. a screw rod; 23. a screw ball; 24. a lower screw rod protective sleeve; 25. a lower deep groove ball bearing; 26. a screw rod supporting seat; 27. a screw rod protective sleeve is arranged; 28. a screw rod fixing seat; 29. an upper deep groove ball bearing; 30. a screw rod fixing seat end cover; 31. a screw rod locking nut; 32. a lower coupling; 33. a middle coupling; 34. an upper coupling; 35. angular contact ball bearings; 36. a motor bracket; 37. a stepping motor; 38. a motor driver.
Detailed Description
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 only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
a special device for forming a brazing layer of a multilayer terahertz slot array antenna comprises a top plate 1, four corners of the bottom of the top plate 1 are respectively connected with optical axis slide rails 2, the bottom of each optical axis slide rail 2 is connected to the end face of a base 3, the end face of the top plate 1 is provided with a control outer cover 4 connected through an inner hexagonal countersunk head screw, the front of the control outer cover 4 is provided with an observation window 5, the right side of the observation window 5 and the front of the control outer cover 4 are provided with a power switch/emergency stop button 6, a contact signal lamp 7 is arranged below the power switch/emergency stop button 6, a start/reset switch 8 is arranged below the contact signal lamp 7, a plurality of adjusting buttons 9 with different functions are arranged below the start/reset switch 8, a pull/pressure sensor display 10 is embedded in the left side of the adjusting buttons 9 and on the control outer cover 4, a return-to-zero switch 11 is arranged at the upper left side of the pull/pressure sensor display 10, a circuit board 12 is connected with the inside of the control outer cover 4 and is positioned on the end surface of the top plate 1 through an outer hexagon screw, a switching power supply 13 is connected with one side of the circuit board 12 and is positioned on the end surface of the top plate 1 through an inner hexagon screw, an optical axis slide seat 14 is sleeved on the optical axis slide rail 2, the optical axis slide seat 14 is connected with an upper heating plate 15 through an inner hexagon screw, the bottom of the upper heating plate 15 is connected with a pressing plate 17 through a press/pull sensor 16, a lower heating plate 18 is connected with the end surface of the base 3 and is positioned below the pressing plate 17 through an inner hexagon screw, a limit switch 19 is arranged on the optical axis slide rail 2 and corresponds to the lower heating plate 18, a screw nut seat 20 is connected with the end surface of the upper heating plate 15 through an inner hexagon screw, a screw nut 21 is fixedly arranged at the center of one side wall of the screw nut seat 20, the lead screw 22 is sleeved in the lead screw nut 21, the bottom of the lead screw 22 sequentially penetrates through a lead screw ball 23 and a lower lead screw protective sleeve 24 from top to bottom and extends to the lower part of the lower lead screw protective sleeve 24 to be sleeved in a lower deep groove ball bearing 25, the lower deep groove ball bearing 25 is assembled in a lead screw support seat 26, the lead screw support seat 26 is connected on the end surface of the base 3 through an inner hexagon screw, the end part of the lead screw 22 sequentially penetrates through an upper lead screw protective sleeve 27, the top plate 1, a lead screw fixing seat 28, an upper deep groove ball bearing 29, a lead screw fixing seat end cover 30, a lead screw locking nut 31, a lower coupler 32, a middle coupler 33 and an upper coupler 34 from bottom to top, the lead screw fixing seat 28 is connected on the end surface of the top plate 1 through an inner hexagon screw, the upper deep groove ball bearing 29 is embedded in an angular contact ball bearing 35, the angular contact lead screw fixing seat end cover 30 is connected on the end surface of the angular contact ball bearing 35 through the inner hexagon screw, the outer wall of the angular contact ball bearing 35 is sleeved with a motor support 36, the end face of the motor support 36 is connected with a stepping motor 37 through a hexagon socket head cap screw, the driving end of the stepping motor 37 extends to the inside of the motor support 36 and is sleeved inside the upper coupling 34, and a motor driver 38 is arranged on one side of the motor support 36 and located on the end face of the top plate 1.
Further, the power switch/emergency stop button 6, the contact signal lamp 7, the start/reset switch 8, the adjusting button 9, the pull/pressure sensor display 10, the return-to-zero switch 11 and the switching power supply 13 are respectively connected to the circuit board 12 through wires and in an electrical connection manner.
Further, the switching power supply 13 is a switching power supply for converting 220V to 12V, and the optical axis slide rail 2 is connected to the optical axis slide 14 in a sliding manner.
Furthermore, the end face of the lower heating plate 18 is connected with a pressing plate 17 through a pressure/tension sensor 16, the upper heating plate 15 and the lower heating plate 18 have the same structure, the upper heating plate 15 and the lower heating plate 18 are both provided with a control panel and a control switch, and the upper heating plate 15, the pressure/tension sensor 16, the lower heating plate 18 and the limit switch 19 are respectively connected to the circuit board 12 through an electric connection mode.
Further, the lower screw rod protecting sleeve 24 is made of a corrugated pipe made of polypropylene, and two ends of the lower screw rod protecting sleeve 24 are correspondingly connected to the bottom of the screw rod ball 23 and the end face of the screw rod supporting seat 26 respectively.
Further, the lead screw nut 21 is connected with the lead screw 22 in a threaded manner, the lead screw 22 is respectively connected with the lead screw ball 23 and the lower deep groove ball bearing 25 in a rotating manner, and the inner diameter of the lower lead screw protective sleeve 24 is 3-4mm larger than the outer thread diameter of the lead screw 22.
Further, the upper screw rod protective sleeve 27 is a corrugated pipe made of polypropylene, the inner diameter of the upper screw rod protective sleeve 27 is 3-4mm larger than the diameter of the external thread of the screw rod 22, a through hole is formed in the top plate 1 and corresponds to the screw rod 22, and the diameter of the through hole is 1-2mm larger than the diameter of the external thread of the screw rod 22.
Further, the screw rod 22 is rotatably connected with the upper deep groove ball bearing 29 and the screw rod fixing seat end cover 30, and the screw rod locking nut 31 is in threaded connection with the screw rod 22.
Further, the lower coupling 32, the middle coupling 33 and the upper coupling 34 are embedded in each other and connected by hexagon socket head cap screws, the lower coupling 32, the middle coupling 33 and the upper coupling 34 constitute a coupling, and the lead screw 22 is connected to a driving end of the stepping motor 37 by the coupling.
Further, the stepping motor 37 is electrically connected to the motor driver 38 through a wire, and the motor driver 38 is electrically connected to the circuit board 12 through a wire.
The working process of the invention is as follows:
step 1: as shown in fig. 4, the upper deep groove ball bearing 29 and the angular contact ball bearing 35 are installed in the lead screw fixing seat 28;
step 2: as shown in fig. 4, the lower deep groove ball shaft 25 is arranged in the screw rod support seat 26;
and 3, step 3: mounting the optical axis slide seat 14 and the screw rod nut seat 20 on the upper heating plate 15, and fastening the optical axis slide seat and the screw rod nut seat by using hexagon socket head cap screws;
and 4, step 4: the lower heating plate 18 is placed on the base 2 and is fixed by means of socket head cap screws (tightened;
and 5: installing the optical axis slide rail 2 on the base 3, fastening by using a socket head cap screw, and installing the limit switch 19 on the optical axis slide rail 2;
step 6: the lead screw 22 is arranged in a lower deep groove ball bearing 25, a lower lead screw protective sleeve 24 is sleeved on the lead screw 22, and a lead screw nut 21 is arranged;
and 7: the assembled components in the step 3 are arranged on the optical axis slide rail 2 and the screw rod 22 and are fastened through the hexagon socket head cap screws;
and 8: the upper screw rod protective sleeve 27 is arranged in the screw rod 22, and the limit switch 19 is arranged on the optical axis slide rail (2;
and step 9: the top plate 1 is arranged on the optical axis slide rail 2 and is fastened by an inner hexagon screw;
step 10: positioning the assembled parts in the step 1 on the top plate 1 and the screw rod 22 through a positioning pin of a screw rod fixing seat and a screw rod supporting seat, and fastening the assembled parts by using hexagon socket head cap screws and screw rod locking nuts 31;
step 11: installing the screw rod fixing seat end cover 30 on the screw rod fixing seat 28 and fastening by using an inner hexagon screw;
step 12: an upper coupler 34, a lower coupler 32 and an upper coupler 33 are arranged on the screw rod 22;
step 13: the motor bracket 36 is arranged on the top plate 1 and is fastened by using inner hexagon screws;
step 14: the motor bracket 36 is arranged on the top plate 1 and is fastened by using an inner hexagon screw;
step 15: the stepping motor 37 is arranged on the motor bracket 36 and is fastened by using a socket head cap screw;
step 16: the motor driver 38 is arranged on the top plate 1 and is fastened by using a socket head cap screw;
and step 17: a 220V-to-12V switching power supply 13 is arranged on the top plate 1 and is fastened by using socket head cap screws;
step 18: installing the circuit board 12 on the top plate 1 and fastening by using outer hexagon screws;
step 19: the control outer cover 4 is arranged on the top plate 1 and is fastened by an inner hexagonal countersunk head screw;
step 20: at this time, the power switch/emergency stop button 6, the contact signal lamp 7, the start/reset switch 8, the adjusting button 9, the pull/pressure sensor display 10, the return-to-zero switch 11 and the switch power supply 13 are respectively connected on the circuit board 12 through wires and are electrically connected, the end surface of the lower heating plate 18 is connected with the press plate 17 through the press/pull sensor 16, the upper heating plate 15 and the lower heating plate 18 have the same structure, the upper heating plate 15 and the lower heating plate 18 are respectively provided with a control panel and a control switch, the upper heating plate 15, the pull/press sensor 16, the lower heating plate 18 and the limit switch 19 are respectively connected on the circuit board 12 through electrical connection, the stepping motor 37 is electrically connected on the motor driver 38 through wires, the motor driver 38 is electrically connected under the action of the circuit board 12 through wires, switching on the power supply and turning on the power switch 13;
step 21: the return-to-zero switch 11 is pressed, the stepping motor 37 is started to rotate, after the stepping motor 37 rotates, the connection mode of the screw rod nut 21 and the screw rod 22 is threaded, the screw rod 22 is respectively connected with the screw rod ball 23 and the lower deep groove ball bearing 25 in a rotating mode, and the inner diameter of the lower screw rod protective sleeve 24 is 3-4mm larger than the diameter of the external thread of the screw rod 22; the inner diameter of the upper screw rod protective sleeve 27 is 3-4mm larger than the diameter of the external thread of the screw rod 22, a through hole is formed in the top plate 1 and corresponds to the screw rod 22, and the diameter of the through hole is 1-2mm larger than the diameter of the external thread of the screw rod 22; the screw rod 22 is respectively connected with the upper deep groove ball bearing 29 and the screw rod fixing seat end cover 30 in a rotating mode, the screw rod locking nut 31 and the screw rod 22 are connected in a threaded mode to perform layer-by-layer transmission, namely, the screw rod 22 is driven to rotate, the screw rod nut seat 20 connected with the screw rod nut 21 is driven, namely, the upper heating plate 15 connected with the screw rod nut seat 20 is driven to start to descend on the optical axis slide rail 2, when the pressing plate 17 on the upper heating plate 15 contacts the pressing plate 17 on the lower heating plate 18, the contact signal lamp 7 is lightened, the upper heating plate 15 stops moving, meanwhile, the system corrects a reference value, and after 1 second, the upper heating plate 15 starts to ascend and stops after contacting the upper limit switch 19;
step 22: setting a safety height, an initial descending speed, a pre-contact descending height, a pre-contact descending speed and a contact maintaining pressure according to a power switch/emergency stop button 6, a contact signal lamp 7, a start/reset switch 8, an adjusting button 9, a pull/pressure sensor display 10, a zero return switch 11 and a switch power supply 13 which are arranged on the control outer cover 4;
step 23: placing a workpiece to be welded, which is preset with brazing filler metal, on a pressing plate 17 of a lower heating device 18;
step 24: pressing down a starting switch, enabling the upper heating plate 18 to reach a preset position according to set parameters (safety height, initial descending speed, pre-contact descending height, pre-contact descending speed and contact maintaining pressure), compressing the workpiece and keeping preset pressure through the pressure/tension sensor 16;
step 25: at the moment, a pressing plate 17 is connected to the end face of the lower heating plate 18 through a pressure/tension sensor 16, the upper heating plate 15 and the lower heating plate 18 have the same structure, and under the action of a control panel and a control switch which are arranged on the upper heating plate 15 and the lower heating plate 18, the switch of the upper heating plate 15 and the switch of the lower heating plate 18 are simultaneously turned on, the same heating parameters are set, and heating is started;
step 26: in the welding intensification in-process and the cooling process after the welding, can lead to the thickness size to change because of temperature variation with the work piece, the pressure variation that thickness size variation leads to, carry out signal acquisition through pressure/tension sensor 16, convey to relevant controlling means, the lift of hot plate 15 is kept predetermineeing the pressure value on adjusting through relevant controlling means, make whole welding in-process atress and be heated evenly, reach high quality, efficient welding effect, thereby the present vacuum brazing technique has been solved, can't satisfy the production requirement temporarily, and current soft soldering technique, because of welding equipment heating inhomogeneous, can't satisfy terahertz gap array antenna's welding requirement's problem at present also temporarily.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a be used for shaping professional equipment of multilayer terahertz gap array antenna brazing layer, includes the roof, its characterized in that: the four corners of the bottom of the top plate are respectively connected with an optical axis slide rail, the bottom of the optical axis slide rail is connected with the end surface of the base, the end surface of the top plate is provided with a control outer cover connected with a control outer cover through hexagon socket countersunk head screws, the front surface of the control outer cover is provided with an observation window, the right side of the observation window and the front surface of the control outer cover are provided with a power switch/emergency stop button, a contact signal lamp is arranged below the power switch/emergency stop button, a start/reset switch is arranged below the contact signal lamp, a plurality of adjusting buttons with different functions are arranged below the start/reset switch, the left side of the adjusting button and the control outer cover are internally embedded with a pull/pressure sensor display, the upper left side of the pull/pressure sensor display is provided with a return-to-zero switch, the inside of the control outer cover and the end surface of the top plate are connected with a circuit board through hexagon socket screws, a switch power supply is connected on one side of the circuit board and the end surface of the top plate through a socket head cap screw, an optical axis slide block is sleeved on the optical axis slide rail and is connected with an upper heating plate through a socket head cap screw, the bottom of the upper heating plate is connected with a pressing plate through a pressure/tension sensor, the end surface of the pressing plate is arranged below and is positioned on the base and is connected with a lower heating plate through a socket head cap screw, a limit switch is arranged on the optical axis slide rail and corresponds to the lower heating plate, a screw rod nut seat is connected on the end surface of the upper heating plate through a socket head cap screw, a screw rod nut is fixedly arranged at the center of one side wall of the screw rod nut seat, a screw rod is sleeved inside the screw rod nut, the bottom of the screw rod sequentially penetrates through a screw rod ball and a lower screw rod protective sleeve from top to bottom and extends to the lower part of the lower screw rod protective sleeve and is sleeved inside a lower deep groove ball bearing seat, and the lower deep groove ball bearing is assembled inside the screw rod, the screw rod supporting seat is connected on the end surface of the base through a hexagon socket screw, the end part of the screw rod sequentially penetrates through the upper screw rod protective sleeve, the top plate, the screw rod fixing seat and the upper deep groove ball bearing from bottom to top, the screw rod fixing seat end cover is connected to the end face of the top plate through an inner hexagon screw, the upper deep groove ball bearing is embedded inside the angular contact ball bearing, the angular contact ball bearing is installed on the end face of the screw rod fixing seat, the screw rod fixing seat end cover is connected to the end face of the angular contact ball bearing through the inner hexagon screw, a motor support is sleeved on the outer wall of the angular contact ball bearing, the end face of the motor support is connected with a stepping motor through the inner hexagon screw, the driving end of the stepping motor extends to the inside of the motor support and is sleeved inside the upper coupling, and a motor driver is arranged on one side of the motor support and located on the end face of the top plate; the power switch/emergency stop button, the contact signal lamp, the start/reset switch, the adjusting button, the pull/pressure sensor display, the return-to-zero switch and the switch power supply are respectively connected to the circuit board through wires in an electrical connection mode; the switch power supply is a 220V-to-12V switch power supply, and the optical axis slide rail is connected with the optical axis slide seat in a sliding manner; the end face of the lower heating plate is connected with a pressing plate through a pressure/tension sensor, the upper heating plate and the lower heating plate are identical in structure, a control panel and a control switch are arranged on the upper heating plate and the lower heating plate, and the upper heating plate, the pressure/tension sensor, the lower heating plate and the limit switch are respectively and electrically connected to the circuit board; the lower screw rod protective sleeve is a corrugated pipe made of polypropylene, and two ends of the lower screw rod protective sleeve are correspondingly connected to the bottom of a screw rod ball and the end face of the screw rod supporting seat respectively; the screw rod is rotatably connected with the screw rod ball and the lower deep groove ball bearing respectively, and the inner diameter of the lower screw rod protective sleeve is 3-4mm larger than the outer thread diameter of the screw rod; the upper screw rod protective sleeve is a corrugated pipe made of polypropylene, the inner diameter of the upper screw rod protective sleeve is 3-4mm larger than the diameter of the external thread of the screw rod, a through hole is formed in the top plate and corresponds to the screw rod, and the diameter of the through hole is 1-2mm larger than the diameter of the external thread of the screw rod; the screw rod is respectively connected with the upper deep groove ball bearing and the screw rod fixing seat end cover in a rotating way, and the screw rod locking nut is connected with the screw rod in a threaded way; the lower coupler, the middle coupler and the upper coupler are embedded mutually and connected through inner hexagon screws, the lower coupler, the middle coupler and the upper coupler form a coupler, and a screw rod is connected to the driving end of the stepping motor through the coupler; the stepping motor is electrically connected to the motor driver through a lead, and the motor driver is electrically connected to the circuit board through a lead; the working process is as follows: step 1: the upper deep groove ball bearing and the angular contact ball bearing are arranged in the lead screw fixing seat; step 2: the lower deep groove ball shaft is arranged in the screw rod supporting seat; and step 3: mounting the optical axis sliding seat and the lead screw nut seat on an upper heating plate, and fastening by using an inner hexagon screw; and 4, step 4: putting the lower heating plate on the base and fastening the lower heating plate through the socket head cap screws; and 5: mounting the optical axis slide rail on a base, fastening by using an inner hexagon screw, and mounting a limit switch on the optical axis slide rail; step 6: the lead screw is arranged in a lower deep groove ball bearing, a lower lead screw protective sleeve is sleeved on the lead screw, and a lead screw nut is arranged; and 7: the assembled parts in the step 3 are arranged on an optical axis slide rail and a screw rod and are fastened through hexagon socket head cap screws; and 8: installing an upper screw rod protective sleeve into the screw rod, and installing a limit switch on the optical axis slide rail; and step 9: mounting the top plate on the optical axis slide rail and fastening by using an inner hexagon screw; step 10: mounting the parts mounted in the step 1 on a top plate and a screw rod, and fastening by using an inner hexagon screw and a screw rod locking nut; step 11: installing the end cover of the screw rod fixing seat on the screw rod fixing seat and fastening the end cover by using an inner hexagon screw; step 12: mounting an upper coupler, a middle coupler and a lower coupler on a screw rod; step 13: mounting a motor bracket on the top plate and fastening by using a socket head cap screw; step 14: mounting the stepping motor on a motor bracket and fastening the stepping motor by using an inner hexagon screw; step 15: installing a motor driver on the top plate and fastening the motor driver by using an inner hexagon screw; step 16: installing a 220V-to-12V switching power supply on a top plate and fastening by using socket head cap screws; and step 17: mounting the circuit board on the top plate and fastening by using outer hexagonal screws; step 18: mounting the control outer cover on the top plate and fastening by using an inner hexagon screw; step 19: at the moment, a power switch/emergency stop button, a contact signal lamp, a start/reset switch, an adjusting button, a pull/pressure sensor display, a return-to-zero switch and a switch power supply are respectively and electrically connected to a circuit board through leads, the end face of a lower heating plate is connected with a pressing plate through a press/tension sensor, the upper heating plate and the lower heating plate are in the same structure, the upper heating plate and the lower heating plate are respectively provided with a control panel and a control switch, the upper heating plate, the press/tension sensor, the lower heating plate and a limit switch are respectively and electrically connected to the circuit board through leads, a stepping motor is electrically connected to a motor driver through leads, and the motor driver is electrically connected to the circuit board through leads to switch on the power supply and switch on the power switch for electrifying; step 20: a return-to-zero switch is pressed, a stepping motor is started to rotate, after the stepping motor rotates, a screw rod nut is in threaded connection with a screw rod, the screw rod is in rotary connection with a screw rod ball and a lower deep groove ball bearing respectively, and the inner diameter of a lower screw rod protective sleeve is 3-4mm larger than the diameter of an external thread of the screw rod; the inner diameter of the upper screw rod protective sleeve is 3-4mm larger than the diameter of the external thread of the screw rod, a through hole is formed in the top plate and corresponds to the screw rod, and the diameter of the through hole is 1-2mm larger than the diameter of the external thread of the screw rod; the screw rod is respectively connected with the upper deep groove ball bearing and the end cover of the screw rod fixing seat in a rotating mode, the screw rod locking nut is connected with the screw rod in a threaded connection mode to perform transmission layer by layer, namely, the screw rod is driven to rotate, after the screw rod rotates, the screw rod nut seat connected with the screw rod nut is driven, namely, the upper heating plate connected with the screw rod nut seat is driven to start to descend on the optical axis slide rail, when the pressing plate on the upper heating plate contacts the pressing plate on the lower heating plate, the contact signal lamp is turned on, the upper heating plate stops moving, meanwhile, the system corrects a reference value, and after 1 second, the upper heating plate starts to ascend and stops after contacting an upper limit switch; step 21: setting a safety height, an initial descending speed, a pre-contact descending height, a pre-contact descending speed and a contact maintaining pressure according to a power switch/emergency stop button, a contact signal lamp, a start/reset switch, an adjusting button, a pull/pressure sensor display, a return-to-zero switch and a switching power supply arranged on a control housing; step 22: placing a workpiece to be welded, which is preset with brazing filler metal, on a lower heating pressing plate; step 23: pressing a starting switch, enabling an upper heating plate to reach a preset position according to set parameters, compressing a workpiece and keeping preset pressure through a pressure/tension sensor; step 24: at the moment, the end face of the lower heating plate is connected with a pressing plate through a pressing/pulling force sensor, the upper heating plate and the lower heating plate have the same structure, and under the action of a control panel and a control switch which are arranged on the upper heating plate and the lower heating plate, an upper heating plate switch and a lower heating plate switch are simultaneously turned on, the same heating parameters are set, and heating is started; step 25: in welding intensification in-process and the cooling process after the welding, can lead to the thickness size to change because of temperature variation with the work piece, the pressure variation that thickness size variation leads to carries out signal acquisition through pressure/tension sensor, sends relevant control device to, goes up and down through the regulation of relevant control device and keeps presetting the pressure value, makes the atress in the whole welding process even with being heated, reaches high quality, efficient welding effect.
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| CN202110098886.8A CN112935451B (en) | 2021-01-25 | 2021-01-25 | Special equipment for forming brazing layer of multilayer terahertz slot array antenna |
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| KR100373520B1 (en) * | 2000-07-19 | 2003-02-25 | 비멕 주식회사 | Stainless panel and it's manufacture method |
| CN203876282U (en) * | 2014-06-20 | 2014-10-15 | 武汉工程大学 | Miniaturized automatic four-column hot press |
| CN206264429U (en) * | 2016-12-13 | 2017-06-20 | 苏州隆成电子设备有限公司 | A kind of pressing machine |
| CN207303264U (en) * | 2017-06-14 | 2018-05-01 | 深圳市万德自动化科技有限公司 | A kind of up- coiler battery core hot pressing mechanism |
| CN209249611U (en) * | 2018-12-30 | 2019-08-13 | 珠海华冠科技股份有限公司 | The hot pressing mechanism of square electric cell hot press |
| CN209756146U (en) * | 2019-02-11 | 2019-12-10 | 青岛鑫铁成汽车配件有限公司 | Flat press for auto-parts |
| CN211000105U (en) * | 2019-08-23 | 2020-07-14 | 北京瑞达能科技有限公司 | Pressure device |
| CN211539905U (en) * | 2019-12-25 | 2020-09-22 | 东莞市东合机械设备有限公司 | Automatic feeding servo hot press |
| CN111823628A (en) * | 2020-07-20 | 2020-10-27 | 江西奥陟机电科技有限公司 | Novel servo press |
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