CN109746824B - Multidimensional optical fiber grinding system - Google Patents
Multidimensional optical fiber grinding system Download PDFInfo
- Publication number
- CN109746824B CN109746824B CN201910163892.XA CN201910163892A CN109746824B CN 109746824 B CN109746824 B CN 109746824B CN 201910163892 A CN201910163892 A CN 201910163892A CN 109746824 B CN109746824 B CN 109746824B
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- grinding
- displacement
- electric control
- displacement table
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 232
- 238000006073 displacement reaction Methods 0.000 claims abstract description 141
- 238000012806 monitoring device Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 230000008569 process Effects 0.000 claims abstract description 16
- 238000013519 translation Methods 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 106
- 230000005540 biological transmission Effects 0.000 claims description 49
- 239000000835 fiber Substances 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000013598 vector Substances 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 4
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 238000009833 condensation Methods 0.000 description 9
- 230000005494 condensation Effects 0.000 description 9
- 238000005498 polishing Methods 0.000 description 7
- 239000004065 semiconductor Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007500 overflow downdraw method Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention belongs to the field of optical fiber grinding, and mainly relates to a multidimensional optical fiber grinding system, which comprises: the optical fiber coupler comprises an electric control three-dimensional displacement table, an electric control rotating mechanism, an optical fiber clamping device, a condensing medium adder, an optical fiber grinder, an optical fiber end face monitoring device and a computer, wherein liquid in the optical fiber clamping device is refrigerated and solidified through the condensing device, so that the whole optical fiber can be effectively prevented from being broken or worn due to unstable clamping in the grinding process by liquid sealing, the electric control three-dimensional displacement table is regulated by the computer, the optical fiber can realize three-dimensional translation in the X, Y, Z direction on an optical fiber grinding disc, the optical fiber end face is rotated relative to the optical fiber grinding disc through the computer adjustable electric control rotating mechanism, and the grinding process is precisely monitored in real time through the optical fiber end face monitoring device to prepare the optical fiber couplers with various end face structures, so that the efficiency of the optical fiber coupler is improved or the optical fiber coupler is used for special optical fiber sensing.
Description
Technical Field
The invention belongs to the technical field of optical fiber grinding equipment, and relates to a multidimensional optical fiber grinding system.
Background
With the rapid development of optical communication, devices, processes and technologies are continuously mature, and research on optical fiber sensors is further derived. The optical fiber sensor has the advantages of small volume, light weight, low price, high sensitivity, no inflammability and explosiveness, no electromagnetic interference and the like, so that the optical fiber sensor develops rapidly, replaces a plurality of traditional sensors gradually, and becomes a sensor for current mainstream research. The development of optical fiber sensors is also important in many countries such as the united states, japan, western europe, etc., and hundreds of home units have been working in this field. Along with the development of optical fiber communication, the development of optical fiber sensors has also been expanded to globalization.
Whether the optical fiber communication technology or the optical fiber sensing technology field, the optical fiber coupling technology is a key technology affecting an optical fiber system, the optical fiber lens is a key component of optical fiber coupling, the coupling between the light emitting chip and the optical fiber is a problem of matching a mode field, and the farther the optical fiber is coupled into the optical fiber by the light emitting chip, the farther the optical fiber communication distance is, and the farther the relay distance is; the method is characterized in that the optical lens is added into a coupling system to improve the optical coupling efficiency, the optical fiber end face is directly heated by utilizing a fusion principle to form a conical lens optical fiber, but the method has more defects, such as incapability of accurately controlling the curvature radius of a grinding end face to lead to lower coupling efficiency, the optical fiber coupler is disclosed in the prior art, the optical fiber is directly fixed by utilizing an optical fiber clamp, the polishing disc is driven by a motor to grind the optical fiber, although the problem of low controllability of the optical fiber end face by utilizing the fusion method can be solved, the device can only prepare spherical lens and cylindrical lens optical fiber end face with a single structure, the conical, wedge-shaped and polygonal conical structure optical fiber end face cannot be obtained, in addition, a remarkable defect exists in the optical fiber clamping mode, and a traditional pressurizing clamping mode is usually adopted in actual operation, so that the optical fiber slides relative to a clamping device due to excessive or insufficient clamping in the grinding process, and serious abrasion or fracture of a side end is caused.
Disclosure of Invention
In view of the above, the present invention aims to provide a multidimensional optical fiber polishing system, and provides a technical scheme for clamping an optical fiber by using a desublimation or solidification mechanism, which is used for manufacturing an optical fiber end face with a conical, wedge-shaped or polygonal conical structure, and is used for solving the abrasion problem existing during optical fiber polishing and clamping and improving the precision of the optical fiber polishing end face.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a multi-dimensional fiber lapping system for lapping optical fibers, comprising: the electronic control three-dimensional displacement platform is used for driving the optical fiber to complete three-dimensional translation in the X, Y, Z direction in space so as to adjust the position of the optical fiber in space, and comprises a Z-direction electronic control displacement platform, a Y-direction electronic control displacement platform and an X-direction electronic control displacement platform which are arranged in a staggered manner; the electric control rotating mechanism is arranged on the electric control three-dimensional displacement table and is used for driving the optical fiber to complete axial rotation in space and adjusting the inclination angle of the end face of the optical fiber, and the optical fiber coupling end faces with different conical structures are obtained in the grinding process through the superposition of vectors of rotation and translation; the optical fiber clamping device is used for clamping the optical fiber through a desublimation or solidification mechanism so as to avoid the phenomenon of loosening and wearing the optical fiber in the optical fiber grinding process, and is arranged at the end part of the electric control rotating mechanism and comprises an optical fiber clamping groove used for penetrating the optical fiber, hole sleeves arranged at two ends of the optical fiber clamping groove, and a liquid inlet hole and a liquid outlet hole which are arranged on the optical fiber clamping groove; the condensing device is used for reducing the temperature in the optical fiber clamping device to fix the optical fiber and comprises a condensing box, a radiating fin arranged in the optical fiber clamping device and a refrigerating fin arranged in the condensing box; the condensing medium adder is used for adding condensing medium into the optical fiber clamping groove and is connected with the liquid inlet hole and the liquid outlet hole of the optical fiber clamping device; the optical fiber grinder is used for grinding the optical fiber end faces to prepare optical fiber grinding end faces with different structures and is arranged at one end of the optical fiber clamping groove; the optical fiber end face monitoring device is used for monitoring the optical fiber end face in real time in the grinding process and is arranged at one end of the optical fiber clamping groove, which is close to the optical fiber grinder; and the computer is used for displaying the grinding condition of the end face of the optical fiber and controlling the working parameters and current of the optical fiber grinder, the electric control three-dimensional displacement table, the electric control rotating mechanism and the condensing device.
Optionally, the Z-direction electric control displacement platform includes: z is to be moved to platform control motor, Z and is to be moved platform bottom plate, Z and is to be moved to control motor machine support, Z to limit baffle, Z to screw rod, Z to guide rail axle, Z to the slip flat board, Z is to be moved to platform control motor machine support to the Z and is cup jointed on Z is to be moved to control motor machine support, Z is to be moved to control motor machine support and is fixedly set up on Z is to be moved to platform bottom plate, Z is to the screw rod and is passed Z to be moved to slide flat board and keep good contact and be connected with Z to the rotation axle that moves platform control motor, Z is to slide flat board built-in screw tube sleeve both ends and be connected at Z guide rail axle that is parallel to each other, Z is to guide rail axle, Z to screw rod pass Z to limit baffle and fixed Z and is to be moved to platform bottom plate.
Optionally, the Y-direction electronically controlled displacement table includes: the Y-direction displacement control motor is sleeved on the Y-direction displacement control motor support, the Y-direction displacement control motor support is fixedly arranged on the Y-direction displacement table bottom plate, the Y-direction screw rod penetrates through the Y-direction displacement table bottom plate with an internal threaded tube to be well in contact with a rotating shaft of the Y-direction displacement table control motor, two ends of a built-in threaded sleeve of the Y-direction displacement table are connected with the Y-direction guide rail shafts which are parallel to each other, and the Y-direction guide rail shafts and the Y-direction screw rod penetrate through the Y-direction limiting baffle and are fixed on the Y-direction displacement table bottom plate.
Optionally, the X-direction electronically controlled displacement table includes: the X-direction displacement control motor is sleeved on the X-direction displacement control motor support, the X-direction displacement control motor support is fixedly arranged on the X-direction displacement table bottom plate, the X-direction screw rod penetrates through the X-direction displacement table bottom plate with an internal threaded tube to be well in contact with a rotating shaft of the X-direction displacement table control motor and is connected with two ends of a threaded tube sleeve in the X-direction displacement table bottom plate in a connecting mode, and the X-direction guide rail shaft and the X-direction screw rod penetrate through the X-direction limit baffle and are fixed on the X-direction displacement table bottom plate.
Optionally, a hollow optical fiber clamping groove is arranged in the optical fiber clamping device, a clamping device shell is sleeved outside the optical fiber clamping groove, and a transmission secondary pulley is sleeved on the clamping device shell; the transmission secondary pulley is sleeved with the transmission main pulley through a rotary transmission belt, and the transmission secondary pulley is driven by the rotation of the transmission main pulley.
Optionally, the optical fiber grinder comprises an optical fiber grinding disc surface, an optical fiber grinding machine box, a grinding motor, a grinding driving pulley, a horizontal adjusting screw thread, a grinding transmission shaft, a grinding driven pulley, a grinding control circuit and a grinding transmission belt; the grinding motor outputs grinding torque, and the grinding driven pulley and the optical fiber grinding disc surface penetrate through the optical fiber grinding machine box to be connected by the grinding transmission shaft through a grinding driving pulley connected with an output shaft of the grinding motor and a grinding driven pulley connected with the grinding driving pulley through a grinding transmission belt, and the optical fiber grinding disc surface erected on the optical fiber grinding machine box is driven by the rotation of the grinding driven pulley; and a horizontal adjusting thread for adjusting the inclination angle between the optical fiber grinding disc surface and the optical fiber grinding machine box is also arranged between the optical fiber grinding disc surface and the optical fiber grinding machine box.
Optionally, the optical fiber end face monitoring device comprises a micro monitor, a monitoring device fixing plate, a Y-direction micro-displacement adjusting slide block, a Z-direction micro-displacement adjusting slide block, an X-direction micro-displacement adjusting slide block and a monitoring device bottom plate, wherein the micro monitor passes through the monitoring device fixing plate to be fixedly arranged, and the monitoring device fixing plate is connected to the monitoring device bottom plate through the Y-direction micro-displacement adjusting slide block, the Z-direction micro-displacement adjusting slide block and the X-direction micro-displacement adjusting slide block and is used for adjusting the position of the monitoring device fixing plate through the Y-direction micro-displacement adjusting slide block, the Z-direction micro-displacement adjusting slide block and the X-direction micro-displacement adjusting slide block.
Optionally, the automatically controlled rotating electrical machines includes automatically controlled rotating machine case, cup joints its rotation axis connection automatically controlled rotating machine case inside driving gear at automatically controlled rotating machine case side through the screw thread, and the driven gear who meshes mutually with the driving gear, and the center fixed axle of driven gear is connected with the accurate calibrated scale in the automatically controlled rotating machine case.
Optionally, the microscopic monitor is composed of a CCD camera and a microscopic device, and an optical signal transmitted by the microscopic device is converted into a digital signal through the CCD and displayed by computer imaging.
Optionally, the optical fiber clamping device clamps and fixes the optical fiber through a water cooling mechanism, and the condensation medium adder is a water pump.
The invention has the beneficial effects that:
the invention provides a multi-dimensional optical fiber grinding system, a water pump water delivery port is connected with a water inlet hole of a condensing optical fiber clamping device by using a water guide pipe, a water pump water delivery port is connected with a water tank water discharge port, a water tank water inlet is connected with a water discharge hole of the condensing optical fiber clamping device, a starting power supply utilizes a water pump to inject water into an optical fiber clamping groove in the condensing optical fiber clamping device, a semiconductor refrigerating sheet is input with forward current to enable an end close to the condensing optical fiber clamping device to be close to a radiating sheet end to be a heating end, further water in the condensing optical fiber clamping device is solidified by heat conduction, when the water tank water inlet does not flow into water, the water in the optical fiber clamping groove is completely solidified, the optical fiber is clamped firmly and continuously cooled, at the moment, the water guide pipe between the optical fiber clamping device, the water pump and the water tank is disconnected, a control motor in the direction of an electric control three-dimensional displacement table X, Y, Z is controlled by a computer, so as to continuously change the position of the optical fiber on a grinding disc surface, the electric control rotary motor and the electric control motor are driven by the computer, the whole optical fiber is rotated on the grinding disc surface, different conical end faces are prepared by vectors of the movement of the electric motor and the electric motor, and the electric motor are monitored, the optical fiber is connected between the end faces and the water pump water delivery port and the water delivery port is connected to the water delivery port, and the water pump water delivery port is closed to the water delivery port, and the water guide pipe is connected to the water pump water delivery port, and the water guide pipe is connected to the water delivery port, and the water pump is cooled down, and the water pump is cooled down, and cooled down by the water pump. Starting the water pump to discharge water in the condensing type optical fiber clamping device by utilizing air, taking out the grinded optical fiber to further work, and solving the problem that the structure of the end face of the optical fiber is single in the grinding process of the traditional optical fiber grinding system and the situation of breakage or abrasion of the optical fiber caused by unstable clamping in the grinding process by the working process, thereby improving the overall performance of the optical fiber end face coupler.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objects and other advantages of the invention may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in the following preferred detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of the overall composition of the present invention;
FIG. 2 is a schematic diagram of an electrically controlled three-dimensional displacement table according to the present invention;
FIG. 3 is a schematic diagram of an electronically controlled rotary mechanism according to the present invention;
FIG. 4 is a schematic view of a condensing fiber clamping device according to the present invention;
FIG. 5 is a schematic diagram of the condensing clamping principle of the present invention;
FIG. 6 is a schematic view of a fiber grinder according to the present invention;
FIG. 7 is a schematic diagram of a fiber-optic endface monitoring apparatus of the present invention.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present invention by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to limit the invention; for the purpose of better illustrating embodiments of the invention, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the invention correspond to the same or similar components; in the description of the present invention, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but not for indicating or suggesting that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limiting the present invention, and that the specific meaning of the above terms may be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 to 7, reference numerals in the drawings denote: the three-dimensional displacement table comprises an electric control three-dimensional displacement table 1, a Z-direction electric control displacement table 1-1, a Z-direction displacement table control motor 1-1-1, a Z-direction displacement table base plate 1-1-2, a Z-direction displacement control motor machine support 1-1-3, a Z-direction limit baffle 1-1-4, a Z-direction screw rod 1-1-5, a Z-direction guide rail shaft 1-1-6, a Z-direction sliding flat plate 1-1-7, a Y-direction electric control displacement table 1-2, a Y-direction displacement table control motor 1-2-1, a Y-direction displacement table base plate 1-2-2, a Y-direction displacement control motor machine support 1-2-3, a Y-direction limit baffle 1-2-4, a Y-direction screw rod 1-2-5, a Y-direction guide rail shaft 1-2-6 and a Y-direction sliding flat plate 1-2-7X-direction electric control displacement table 1-3, X-direction displacement table control motor 1-3-1, X-direction displacement table bottom plate 1-3-2, X-direction displacement control motor machine support 1-3-3, X-direction limit baffle 1-3-4, X-direction screw rod 1-3-5, X-direction guide rail shaft 1-3-6, X-direction sliding flat plate 1-3-7, electric control rotating mechanism 2, electric control rotating machine box 2-1, electric control rotating motor 2-2, driven gear 2-3, precision dial 2-4, driving gear 2-5, electric control rotating machine bottom plate 2-6, electric control transmission machine box 2-7, electric control transmission motor 2-8, transmission main pulley 2-9, rotating transmission belt 2-10, and electric control transmission machine box 2-8, the condensing type optical fiber clamping device 3, a tail end plastic hole sleeve 3-1, a water inlet 3-2, an optical fiber clamping groove 3-3, a clamping device shell 3-4, a transmission secondary pulley 3-5, a water discharge hole 3-6, a head end plastic hole sleeve 3-7, a condensing device 4, a radiating fin 4-1, a semiconductor refrigerating fin 4-2, a condensing box 4-3, a water pump 5, a water delivery port 5-1, a water pumping port 5-2, a water pump body 5-3, a water tank 6, a water inlet 6-1, a water outlet 6-2, a water tank box 6-3, an optical fiber grinder 7, an optical fiber grinding disc surface 7-1, an optical fiber grinding machine box 7-2, a grinding motor 7-3, a grinding driving pulley 7-4, a horizontal adjusting screw thread 7-5, a grinding transmission shaft 7-6, a grinding driven pulley 7-7, a grinding control circuit 7-8, an optical fiber end face monitoring device 8, a microscopic monitor 8-1, a monitoring device fixing plate 8-2, a Y-direction micro-displacement adjusting slide 8-3, a Z-direction micro-displacement adjusting slide 8-4, an X-direction micro-displacement adjusting slide 8-5, a micro-displacement monitor 8-5-6, a bottom plate 8-6, a computer and a water guide pipe 10.
The invention relates to a multi-dimensional optical fiber grinding system, comprising:
the electric control three-dimensional displacement table 1 is used for driving the optical fiber to complete three-dimensional translation in the X, Y, Z direction in space so as to adjust the position of the optical fiber in space, and the structure comprises: z-direction electric control displacement table 1-1, Y-direction electric control displacement table 1-2 and X-direction electric control displacement table 1-3; the electric control rotating mechanism 2 is used for driving the optical fiber to complete axial rotation and adjust the inclination angle of the optical fiber end face in space, and obtains the optical fiber coupling end faces with different conical structures in the grinding process by superposing vectors of rotation and translation, and the structure comprises: the automatic rotary machine comprises an electric control rotary machine case 2-1, an electric control rotary motor 2-2, a driven gear 2-3, a precision dial 2-4, a driving gear 2-5, an electric control rotary machine bottom plate 2-6, an electric control transmission machine case 2-7, an electric control transmission motor 2-8, a transmission main pulley 2-9 and a rotation transmission belt 2-10; the condensing type optical fiber clamping device 3 is used for clamping the optical fiber through a liquid solidification mechanism so as to avoid the phenomenon of loose abrasion of the optical fiber in the optical fiber grinding process. The structure comprises: the device comprises a tail end plastic hole sleeve 3-1, a water inlet hole 3-2, an optical fiber clamping groove 3-3, a clamping device shell 3-4, a transmission secondary pulley 3-5, a water outlet hole 3-6 and a head end plastic hole sleeve 3-7; condensing means 4 for reducing the temperature of the liquid in optical fiber holding means 3 so that the liquid solidifies to effect holding fixation of the optical fiber, the structure thereof includes: a cooling fin 4-1, a semiconductor refrigerating fin 4-2 and a condensing box 4-3; the water pump 5 is used for inputting and discharging liquid to the optical fiber clamping groove in the condensing optical fiber clamping device 3, and the structure comprises: a water delivery port 5-1, a water pumping port 5-2 and a water pump body 5-3; a water tank 6 for supplying and collecting liquid for a fiber holding tank in the condensing type fiber holding device 3, the structure of which comprises: a water inlet 6-1, a water outlet 6-2 and a water tank body 6-3; the optical fiber grinder 7 is used for grinding the end face of the optical fiber to prepare the end face of the optical fiber with different structures, and the structure comprises: the optical fiber grinding disc surface 7-1, the optical fiber grinding machine box 7-2, the grinding motor 7-3, the grinding driving pulley 7-4, the horizontal adjusting screw thread 7-5, the grinding transmission shaft 7-6, the grinding driven pulley 7-7, the grinding control circuit 7-8 and the grinding transmission belt 7-9; the optical fiber end face monitoring device 8 is used for monitoring the optical fiber end face in real time in the grinding process, and the mechanism comprises: the micro-monitor 8-1, the monitoring device fixing plate 8-2, the Y-direction micro-displacement adjusting slide block 8-3, the Z-direction micro-displacement adjusting slide block 8-4, the X-direction micro-displacement adjusting slide block 8-5 and the monitoring device bottom plate 8-6; the computer 9 is used for displaying the grinding condition of the end face of the optical fiber and controlling the working parameters and the current of the optical fiber grinder 7, the electric control three-dimensional displacement table 1, the electric control rotating mechanism 2 and the semiconductor refrigerating sheet 4-2 so as to prepare the end face of the optical fiber coupler with higher precision; a water guide pipe 10 for connecting the water channel between the water pump 5, the water tank 6 and the condensing type optical fiber clamping device 3.
Specifically, the Z-direction electric control displacement table 1-1 includes: z-direction displacement table control motors 1-1-1, Z-direction displacement table control motor base plates 1-1-2, Z-direction displacement control motor machine supports 1-1-3, Z-direction limit baffles 1-1-4, Z-direction screw rods 1-1-5, Z-direction guide rail shafts 1-1-6 and Z-direction sliding flat plates 1-1-7, wherein the Z-direction displacement table control motors 1-1 are sleeved on the Z-direction displacement control motor machine supports 1-1-3 through screws, the Z-direction displacement control motor machine supports 1-1-3 are welded on the Z-direction displacement table base plates 1-1-2, the Z-direction screw rods 1-1-5 are connected through rotating members with internal threaded pipes, the Z-direction sliding flat plates 1-1-7 are well contacted in a penetrating mode, two ends of the Z-direction guide rail shafts 1-1-1-6 which are parallel to each other are sleeved on the Z-direction guide rail shafts 1-1-1, and the Z-direction screw rods 1-1-5 penetrate through the Z-direction limit baffles 1-1-1-2 and are fixed on the Z-direction displacement table base plates 1-1-1-2.
Specifically, the Y-direction electric control displacement table 1-2 includes: the Y-direction displacement table control motor 1-2-1, the Y-direction displacement table control motor base plate 1-2-2, the Y-direction displacement control motor base plate 1-2-3, the Y-direction limit baffle plate 1-2-4, the Y-direction screw rod 1-2-5, the Y-direction guide rail shaft 1-2-6 and the Y-direction sliding flat plate 1-2-7 are sleeved on the Y-direction displacement control motor base plate 1-2-3 through screws, the Y-direction displacement control motor base plate 1-2-3 is welded on the Y-direction displacement table base plate 1-2-2, the Y-direction screw rod 1-2-5 is connected through a rotating body with an internal thread pipe, the Y-direction sliding flat plate 1-2-7 is kept in good contact, two ends of the Y-direction sliding flat plate 1-2-7 are connected with the Y-direction guide rail shaft 1-2-6 which are parallel to each other through a sleeve, and the Y-direction screw rod 1-2-5 penetrates through the Y-direction guide rail shaft 1-2-4 and is fixed on the Y-direction limit baffle plate 1-2-2.
Specifically, the X-direction electric control displacement table 1-3 includes: the X-direction displacement table control motor 1-3-1, the X-direction displacement table control motor base plate 1-3-2, the X-direction displacement control motor base plate 1-3-3, the X-direction limit baffle plate 1-3-4, the X-direction screw rod 1-3-5, the X-direction guide rail shaft 1-3-6 and the X-direction sliding flat plate 1-3-7 are sleeved on the X-direction displacement control motor base plate 1-3-3 through screws, the X-direction displacement control motor base plate 1-3-3 is welded on the X-direction displacement table base plate 1-3-2, the X-direction screw rod 1-3-5 is connected through a rotor with an internal threaded pipe, the X-direction sliding flat plate 1-3-7 is well contacted and connected with the X-direction guide rail shaft 1-3-6, two ends of the X-direction sliding flat plate 1-3-7 are connected with the X-direction guide rail shaft 1-3-6 which is parallel to each other in a sleeved mode, and the X-direction guide rail shaft 1-3-6 and the X-direction screw rod 1-3-5 passes through the X-direction screw rod 1-3-4 and is fixed on the X-direction displacement table base plate 1-3-2.
Specifically, the Z-direction electric control displacement table 1-1 is fixed on an X-direction sliding flat plate 1-3-7 on the X-direction electric control displacement table 1-3 through a screw, and the X-direction electric control displacement table 1-3 is fixed on a Y-direction sliding flat plate 1-2-7 on the Y-direction electric control displacement table 1-2 through a screw.
Specifically, the electric control rotating motor 2-2 is sleeved on the side end of the electric control rotating machine case 2-1 through threads, a rotating shaft of the electric control rotating motor is connected with a driving gear 2-5 in the electric control rotating machine case 2-1, saw teeth of the driving gear 2-5 are tightly meshed with a driven gear 2-3, a central fixed shaft of the driven gear 2-3 is connected with the upper end of a precision dial 2-4 at the lower end of the electric control rotating machine case 2-1, and the upper end of the electric control rotating machine case 2-1 is connected with a Z-direction sliding flat plate 1-1-7 through a screw.
Specifically, the electric control transmission motor 2-8 is arranged at the inner side of the electric control transmission case 2-7, and the rotating shaft of the electric control transmission motor is sleeved with the transmission main pulley 2-9 positioned at the outer side of the case.
Specifically, the lower end face of the precision dial 2-4 is connected with the electric control rotating machine bottom plate 2-6 through screws, and the electric control rotating machine bottom plate 2-6 is fixed at the upper end of the electric control transmission case 2-7 through screws.
Specifically, the condensing optical fiber clamping device 3 is internally provided with a hollow optical fiber clamping groove 3-3, a transmission secondary pulley 3-5 is sleeved on a clamping device shell 3-4 of the condensing optical fiber clamping device, a tiny terminal plastic hole sleeve 3-1 is arranged at the tail end of the optical fiber clamping groove 3-3, a tiny head end plastic hole sleeve 3-7 is arranged at the head end of the condensing optical fiber clamping device, and the plastic hole sleeves at the two ends are tightly sealed with the clamping groove wall.
Specifically, the water inlet hole 3-2 is arranged at the tail end of the clamping device shell 3-4 and is communicated with the optical fiber clamping groove 3-3, and the water outlet hole 3-6 is arranged at the head end of the clamping device shell 3-4 and is communicated with the optical fiber clamping groove 3-3.
Specifically, the outer transmission secondary pulley 3-5 of the condensing type optical fiber clamping device 3 is sleeved with the transmission main pulley 2-9 through the rotary transmission belt 2-10, and the transmission secondary pulley 3-5 is driven by the rotation of the transmission main pulley 2-9.
Specifically, the closed ends of the two radiating fins 4-1 are respectively stuck with two identical semiconductor refrigerating fins 4-2 and are symmetrically nested in the condensing box 4-3 through rectangular openings of the box.
Specifically, the condensing box body 4-3 is internally hollow, rectangular openings are arranged at the upper end and the lower end, circular holes are formed in the left side and the right side and used for being connected with the condensing optical fiber clamping device 3 in a penetrating mode, and the condensing box body is connected with the lower end of the electric transmission case 2-7 through threads.
Specifically, the upper surface of the optical fiber grinding disc surface 7-1 is a grinding surface, the lower end of the optical fiber grinding disc surface is provided with a horizontal adjusting thread 7-5 for adjusting the horizontal of the grinding surface, and the optical fiber grinding disc surface is connected with a grinding driven pulley 7-7 positioned at the inner end of the optical fiber grinding machine box 7-2 in a penetrating manner through a grinding transmission shaft 7-6.
Specifically, the grinding motor 7-3 is disposed at the upper end of the optical fiber grinding machine box 7-2, the rotating shaft of the grinding motor passes through the grinding machine box and then is sleeved with the grinding driving pulley 7-4, and the grinding driving pulley 7-4 is connected with the grinding driven pulley 7-7 through the grinding driving belt 7-9.
Specifically, the polishing control circuit 7-8 is disposed inside the optical fiber polishing machine box 7-2 and is connected with the polishing motor 7-3 through a data line.
Specifically, the upper end of the monitor device fixing plate 8-2 is provided with a circular notch for connecting and fixing the microscopic monitor 8-1 in series, the lower end is connected with the Y-direction micro-displacement adjusting slide block 8-3 through a screw, and the Y-direction micro-displacement adjusting slide block 8-3, the Z-direction micro-displacement adjusting slide block 8-4 and the X-direction micro-displacement adjusting slide block 8-5 are connected with the monitor device bottom plate 8-6 through screws.
Specifically, the Z-direction displacement table control motor 1-1, the Y-direction displacement table control motor 1-2-1, the X-direction displacement table control motor 1-3-1, the electric control rotating motor 2-2 and the electric control transmission motor 2-8 grinding motor 7-3 are 3.5A and 0.8Ω stepping direct current motors.
Optionally, the water pump adopts a 24V small-sized booster water pump; the microscopic monitor 8-1 is composed of a CCD camera and a microscopic device, and optical signals transmitted by the microscopic device are converted into digital signals through the CCD and displayed by a computer 9 in an imaging mode.
In the embodiment, firstly, a water guide pipe 10 is used for connecting a water delivery port 5-1 of a water pump 5 and a water inlet 3-2 of a condensation type optical fiber clamping device 3, the water pump 5 water suction port 5-2 is connected with a water outlet 6-2 of a water tank 6, a water inlet 6-1 of the water tank 6 is connected with a water outlet 3-6 of the condensation type optical fiber clamping device 3, a power supply is started to inject water into the optical fiber clamping groove 3-3 in the condensation type optical fiber clamping device 3 by using the water pump 5, a forward current is input to a semiconductor refrigerating sheet 4-2, the end close to the optical fiber clamping device 3 is a refrigerating end close to a radiating sheet 4-1 and is a heating end, and then the water in the condensation type optical fiber clamping device 3 is solidified by heat conduction, when water is not fed into the water inlet 6-1 of the water tank 6, it is indicated that the completely solidified optical fiber in the optical fiber clamping groove 3-3 is firmly clamped and continuously refrigerated, at the moment, the water guide pipe 10 among the condensing optical fiber clamping device 3, the water pump 5 and the water tank 6 is disconnected, the control motor in the direction of the electric control three-dimensional displacement table X, Y, Z is controlled by the computer 9 to continuously change the position of the optical fiber on the optical fiber grinding disc surface 7-1, the computer 9 is used for driving the electric control rotating motor 2-2 and the electric control transmission motor 2-8 to enable the optical fiber to integrally rotate on the optical fiber grinding disc surface 7-1, the optical fiber end surfaces with different cone structures are prepared by vector superposition of the translational and rotational movements, the optical fiber grinding end surfaces are monitored in real time by the optical fiber end surface monitoring device 8, the water delivery pipe 10 between the water delivery port 5-1 of the water pump 5 and the water inlet 3-2 of the condensation type optical fiber clamping device 3 is connected, the water delivery pipe 10 between the water pump 5, the water delivery port 5-2 and the water outlet 6-2 of the water tank 6 is disconnected, the water delivery pipe 10 between the water inlet 6-1 of the water tank 6 and the water outlet 3-6 of the condensation type optical fiber clamping device 3 is connected, reverse current is input to the semiconductor refrigerating sheet 4-2, the end close to the condensation type optical fiber clamping device 3 is a refrigerating end close to the heat radiating sheet 4-1, solidified ice is melted into liquid water, the water pump 5 is started to discharge water inside the condensation type optical fiber clamping device 3 by utilizing air, and the grinded optical fiber is taken out for further work.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present invention, which is intended to be covered by the claims of the present invention.
Claims (6)
1. A multi-dimensional fiber lapping system for lapping optical fibers, comprising:
the electronic control three-dimensional displacement platform is used for driving the optical fiber to complete three-dimensional translation in the X, Y, Z direction in space so as to adjust the position of the optical fiber in space, and comprises a Z-direction electronic control displacement platform, a Y-direction electronic control displacement platform and an X-direction electronic control displacement platform which are arranged in a staggered manner;
the electric control rotating mechanism is arranged on the electric control three-dimensional displacement table and is used for driving the optical fiber to complete axial rotation in space and adjusting the inclination angle of the end face of the optical fiber, and the optical fiber coupling end faces with different conical structures are obtained in the grinding process through the superposition of vectors of rotation and translation;
the optical fiber clamping device is used for clamping the optical fiber through a desublimation or solidification mechanism so as to avoid the phenomenon of loosening and wearing the optical fiber in the optical fiber grinding process, and is arranged at the end part of the electric control rotating mechanism and comprises an optical fiber clamping groove used for penetrating the optical fiber, hole sleeves arranged at two ends of the optical fiber clamping groove, and a liquid inlet hole and a liquid outlet hole which are arranged on the optical fiber clamping groove;
the condensing device is used for reducing the temperature in the optical fiber clamping device to fix the optical fiber and comprises a condensing box, a radiating fin arranged in the optical fiber clamping device and a refrigerating fin arranged in the condensing box;
the condensing medium adder is used for adding condensing medium into the optical fiber clamping groove and is connected with the liquid inlet hole and the liquid outlet hole of the optical fiber clamping device;
the optical fiber grinder is used for grinding the optical fiber end faces to prepare optical fiber grinding end faces with different structures and is arranged at one end of the optical fiber clamping groove;
the optical fiber end face monitoring device is used for monitoring the optical fiber end face in real time in the grinding process and is arranged at one end of the optical fiber clamping groove, which is close to the optical fiber grinder;
the computer is used for displaying the grinding condition of the end face of the optical fiber and controlling the working parameters and current of the optical fiber grinder, the electric control three-dimensional displacement table, the electric control rotating mechanism and the condensing device;
the Z-direction electric control displacement table comprises: the Z-direction displacement control motor is sleeved on the Z-direction displacement control motor support, the Z-direction displacement control motor support is fixedly arranged on the Z-direction displacement table bottom plate, the Z-direction screw rod penetrates through the Z-direction displacement table bottom plate with an internal threaded pipe to be well in contact with a rotating shaft of the Z-direction displacement table control motor, two ends of a built-in threaded sleeve of the Z-direction displacement table are connected with the Z-direction guide rail shafts which are parallel to each other, and the Z-direction guide rail shafts and the Z-direction screw rod penetrate through the Z-direction limiting baffle and are fixed on the Z-direction displacement table bottom plate;
the Y-direction electric control displacement table comprises: the Y-direction displacement control motor is sleeved on the Y-direction displacement control motor support, the Y-direction displacement control motor support is fixedly arranged on the Y-direction displacement table bottom plate, the Y-direction screw rod penetrates through the Y-direction displacement table bottom plate with an internal threaded tube to be kept in good contact and is connected with a rotating shaft of the Y-direction displacement table control motor, two ends of a built-in threaded sleeve of the Y-direction displacement table are connected with the Y-direction guide rail shafts which are parallel to each other, and the Y-direction guide rail shafts and the Y-direction screw rod penetrate through the Y-direction limiting baffle and are fixed on the Y-direction displacement table bottom plate;
the X-direction electric control displacement table comprises: the X-direction displacement control motor is sleeved on the X-direction displacement control motor support, the X-direction displacement control motor support is fixedly arranged on the X-direction displacement table bottom plate, the X-direction screw rod penetrates through the X-direction sliding plate with an internal threaded tube to be well in contact with a rotating shaft of the X-direction displacement table control motor and is connected with two ends of a threaded tube sleeve in the X-direction displacement table, and the X-direction guide rail shaft and the X-direction screw rod penetrate through the X-direction limiting baffle and are fixed on the X-direction displacement table bottom plate;
the optical fiber grinder comprises an optical fiber grinding disc surface, an optical fiber grinding machine box, a grinding motor, a grinding driving pulley, a horizontal adjusting screw thread, a grinding transmission shaft, a grinding driven pulley, a grinding control circuit and a grinding transmission belt; the grinding motor outputs grinding torque, and the grinding driven pulley and the optical fiber grinding disc surface penetrate through the optical fiber grinding machine box to be connected by the grinding transmission shaft through a grinding driving pulley connected with an output shaft of the grinding motor and a grinding driven pulley connected with the grinding driving pulley through a grinding transmission belt, and the optical fiber grinding disc surface erected on the optical fiber grinding machine box is driven by the rotation of the grinding driven pulley; and a horizontal adjusting thread for adjusting the inclination angle between the optical fiber grinding disc surface and the optical fiber grinding machine box is also arranged between the optical fiber grinding disc surface and the optical fiber grinding machine box.
2. A multi-dimensional fiber lapping system as recited in claim 1, wherein: the optical fiber clamping device is internally provided with a hollow optical fiber clamping groove, a clamping device shell is sleeved outside the optical fiber clamping groove, and a transmission secondary pulley is sleeved on the clamping device shell; the transmission secondary pulley is sleeved with the transmission main pulley through a rotary transmission belt, and the transmission secondary pulley is driven by the rotation of the transmission main pulley.
3. A multi-dimensional fiber lapping system as recited in claim 1, wherein: the optical fiber end face monitoring device comprises a microscopic monitor, a monitoring device fixing plate, a Y-direction micro-displacement adjusting slide block, a Z-direction micro-displacement adjusting slide block, an X-direction micro-displacement adjusting slide block and a monitoring device bottom plate, wherein the microscopic monitor passes through the monitoring device fixing plate to be fixedly arranged, and the monitoring device fixing plate is connected to the monitoring device bottom plate through the Y-direction micro-displacement adjusting slide block, the Z-direction micro-displacement adjusting slide block and the X-direction micro-displacement adjusting slide block and is used for adjusting the position of the monitoring device fixing plate through the Y-direction micro-displacement adjusting slide block, the Z-direction micro-displacement adjusting slide block and the X-direction micro-displacement adjusting slide block.
4. A multi-dimensional fiber lapping system as recited in claim 1, wherein: the electric control rotating mechanism comprises an electric control rotating machine box and a driving gear which is connected with the inside of the electric control rotating machine box through a rotating shaft at the side end of the electric control rotating machine box in a threaded sleeve manner, and a driven gear meshed with the driving gear, wherein a central fixed shaft of the driven gear is connected with a precise dial in the electric control rotating machine box.
5. A multi-dimensional fiber lapping system as claimed in claim 3, wherein: the microscopic monitor is composed of a CCD camera and a microscopic device, and optical signals transmitted by the microscopic device are converted into digital signals through the CCD and displayed through computer imaging.
6. A multi-dimensional fiber lapping system as recited in claim 1, wherein: the optical fiber clamping device clamps and fixes the optical fiber through a water cooling mechanism, and the condensing medium adder is a water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910163892.XA CN109746824B (en) | 2019-03-05 | 2019-03-05 | Multidimensional optical fiber grinding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910163892.XA CN109746824B (en) | 2019-03-05 | 2019-03-05 | Multidimensional optical fiber grinding system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109746824A CN109746824A (en) | 2019-05-14 |
| CN109746824B true CN109746824B (en) | 2024-03-12 |
Family
ID=66406828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910163892.XA Active CN109746824B (en) | 2019-03-05 | 2019-03-05 | Multidimensional optical fiber grinding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109746824B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113953933A (en) * | 2021-10-26 | 2022-01-21 | 上海理工大学 | Optical fiber end face prism processing equipment |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08323606A (en) * | 1996-06-20 | 1996-12-10 | Seiko Giken:Kk | Abrasive device for optical fiber end surface |
| JPH09174427A (en) * | 1995-12-22 | 1997-07-08 | Toshiba Mach Co Ltd | Three-dimensional micro-inclining device |
| JP3055175U (en) * | 1998-06-01 | 1999-01-06 | 三立精機株式会社 | Optical fiber end polishing machine |
| JP2003311603A (en) * | 2002-04-26 | 2003-11-05 | Wacker Nsce Corp | Surface polishing device and surface polishing method |
| CN1631616A (en) * | 2004-12-30 | 2005-06-29 | 暨南大学 | Optical fiber side edge polishing and grinding apparatus and its processing method |
| JP3129152U (en) * | 2006-11-22 | 2007-02-08 | 陽程科技股▲ふん▼有限公司 | Reciprocating polishing machine |
| CN101637877A (en) * | 2009-08-18 | 2010-02-03 | 深圳市鑫泽光电设备有限公司 | Pneumatic pressurizing and rotating mechanism and grinding method of optical fiber grinder |
| JP3161598U (en) * | 2010-05-22 | 2010-08-05 | 株式会社池上精機 | Polishing machine |
| WO2011092744A1 (en) * | 2010-01-29 | 2011-08-04 | エヌ・ティ・ティ・アドバンステクノロジ株式会社 | Optical fiber polishing apparatus |
| CN103185552A (en) * | 2011-12-30 | 2013-07-03 | 深圳市意柏利通讯技术有限公司 | On-line end face detector for optical fiber connectors |
| CN105033839A (en) * | 2015-05-26 | 2015-11-11 | 北京航空航天大学 | Lithium niobate wafer grinding device with grinding pressure adjusting device and grinding method |
| CN106826534A (en) * | 2015-12-06 | 2017-06-13 | 杭州奥克光电设备有限公司 | A kind of novel optical fiber ferrule endface grinds implementation |
| JP2018111162A (en) * | 2017-01-12 | 2018-07-19 | 株式会社応用科学研究所 | Polishing device |
| CN209579176U (en) * | 2019-03-05 | 2019-11-05 | 重庆三峡学院 | A kind of multidimensional optical fiber lapping system |
-
2019
- 2019-03-05 CN CN201910163892.XA patent/CN109746824B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09174427A (en) * | 1995-12-22 | 1997-07-08 | Toshiba Mach Co Ltd | Three-dimensional micro-inclining device |
| JPH08323606A (en) * | 1996-06-20 | 1996-12-10 | Seiko Giken:Kk | Abrasive device for optical fiber end surface |
| JP3055175U (en) * | 1998-06-01 | 1999-01-06 | 三立精機株式会社 | Optical fiber end polishing machine |
| JP2003311603A (en) * | 2002-04-26 | 2003-11-05 | Wacker Nsce Corp | Surface polishing device and surface polishing method |
| CN1631616A (en) * | 2004-12-30 | 2005-06-29 | 暨南大学 | Optical fiber side edge polishing and grinding apparatus and its processing method |
| JP3129152U (en) * | 2006-11-22 | 2007-02-08 | 陽程科技股▲ふん▼有限公司 | Reciprocating polishing machine |
| CN101637877A (en) * | 2009-08-18 | 2010-02-03 | 深圳市鑫泽光电设备有限公司 | Pneumatic pressurizing and rotating mechanism and grinding method of optical fiber grinder |
| WO2011092744A1 (en) * | 2010-01-29 | 2011-08-04 | エヌ・ティ・ティ・アドバンステクノロジ株式会社 | Optical fiber polishing apparatus |
| JP3161598U (en) * | 2010-05-22 | 2010-08-05 | 株式会社池上精機 | Polishing machine |
| CN103185552A (en) * | 2011-12-30 | 2013-07-03 | 深圳市意柏利通讯技术有限公司 | On-line end face detector for optical fiber connectors |
| CN105033839A (en) * | 2015-05-26 | 2015-11-11 | 北京航空航天大学 | Lithium niobate wafer grinding device with grinding pressure adjusting device and grinding method |
| CN106826534A (en) * | 2015-12-06 | 2017-06-13 | 杭州奥克光电设备有限公司 | A kind of novel optical fiber ferrule endface grinds implementation |
| JP2018111162A (en) * | 2017-01-12 | 2018-07-19 | 株式会社応用科学研究所 | Polishing device |
| CN209579176U (en) * | 2019-03-05 | 2019-11-05 | 重庆三峡学院 | A kind of multidimensional optical fiber lapping system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109746824A (en) | 2019-05-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209579176U (en) | A kind of multidimensional optical fiber lapping system | |
| CN109746824B (en) | Multidimensional optical fiber grinding system | |
| CN104536090B (en) | Method for Inspecting Optic Fiber End and fiber end face polishing and detection device | |
| CN206309543U (en) | Compact unit with electro-motor and hydraulic pump | |
| CN110044953A (en) | Boiling crisis Heat Flow Experiment device is flowed under a kind of hypergravity | |
| CN102437499B (en) | Cooling system of medium-high-power fiber laser | |
| CN109541756A (en) | A kind of automatic production optical fiber connector process | |
| CN104819705A (en) | Binocular measurement apparatus based on variable vision range target search, and use method thereof | |
| CN202590032U (en) | External characteristic testing device for medical extracorporeal circulation centrifugal blood pump | |
| CN110238758A (en) | Composite polishing lathe and its processing method | |
| CN207438967U (en) | A kind of cooling device of novel efficient | |
| CN105375244B (en) | A kind of optical fiber refrigerating head suitable for high-power semiconductor laser fiber coupling module | |
| CN106441464A (en) | Small expandable water flow sensor | |
| CN201000437Y (en) | Superconducting wire detecting machine | |
| CN207771493U (en) | A kind of circular grinding device | |
| CN204872779U (en) | Fin conveyer | |
| CN104122620A (en) | Bundled optical fiber cone fused biconical taper system and cone machining method | |
| CN208944233U (en) | Micronizer grinding device | |
| CN203323700U (en) | Automatic cutter measuring device | |
| CN206811142U (en) | A kind of electro spindle cooling system | |
| CN110793650A (en) | Industrial furnace inner temperature colorimetric temperature measuring device | |
| CN104669072B (en) | Configuration-reconstructable magneto-rheological polishing device | |
| CN206050774U (en) | Twin screw helical conveying mechanism | |
| CN205415198U (en) | Automatic crystal blank grinding and polishing system and butt joint machine thereof | |
| CN213054296U (en) | Fiber lens grinding system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |