CN214771157U - Antenna element polishing assembly equipment - Google Patents
Antenna element polishing assembly equipment Download PDFInfo
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- CN214771157U CN214771157U CN202120717482.8U CN202120717482U CN214771157U CN 214771157 U CN214771157 U CN 214771157U CN 202120717482 U CN202120717482 U CN 202120717482U CN 214771157 U CN214771157 U CN 214771157U
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Abstract
The utility model discloses an antenna element polishing rigging equipment, include: a feeder hole polishing device for polishing a feeder hole of the antenna oscillator; the oscillator hole polishing device is used for polishing the oscillator hole of the antenna oscillator; a collar mounting device for mounting a collar into a feeder hole of the antenna element; a feeder line mounting device for mounting a feeder line into a feeder line hole of the antenna element; and the first overturning detection device is used for clamping the antenna oscillator from the feeder hole polishing device and carrying the antenna oscillator to the oscillator hole polishing device after the first overturning detection of the antenna oscillator is executed. The problem that the prior art does not have a good solution in coping with polishing requiring rotation center offset is solved; the automatic polishing of the vibrator hole and the feeder hole and the automatic assembly of the feeder are realized, and the problem that the existing vibrator polishing assembly is poor in control is solved.
Description
Technical Field
The utility model relates to an antenna element processing field, concretely relates to antenna element polishing rigging equipment.
Background
An AAU (active antenna processing unit) for a 5G base station mainly comprises a Massive MIMO antenna (large-scale antenna), a filter, an active component and the like, and an antenna element is most popular as a dual-polarized antenna element; nowadays, the specifications of the antenna elements with continuously optimized performance are also diversified, and how to realize high-speed production of the antenna elements with higher economical efficiency is an important factor that the cost of the 5G base station is high and the antenna elements are difficult to popularize at the present stage.
The utility model discloses the people is realizing utility model technical scheme's in-process in the embodiment of this application, discovers that above-mentioned technique has following technical problem at least:
in the production process of the antenna oscillator, the polishing of the feed line hole and the polishing of the oscillator hole have great influence on the performance of the antenna oscillator; however, in the polishing process of the feed line hole, because the feed line hole is not located in the center of the antenna oscillator, the polishing and grinding which needs to rotate and center shift are dealt with, the prior art has no good solution, generally, a polishing rod is driven by a multi-degree-of-freedom manipulator to rotate and grind, on one hand, the method has low processing efficiency and high-precision control so that the cost is increased, on the other hand, the problem that the tail end of the polishing rod shakes is difficult to solve, the polishing precision is reduced, and the performance requirement of the antenna oscillator is difficult to meet; in addition, the assembly of feeder also adopts artifical equipment mostly, and the quality control is relatively poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention has been made in order to provide an antenna oscillator polishing and assembling apparatus and a polishing and assembling method that overcome the above problems or at least partially solve the above problems.
According to the utility model discloses an aspect provides an antenna element polishing rigging equipment, include:
a feeder hole polishing device for polishing a feeder hole of the antenna oscillator;
the oscillator hole polishing device is used for polishing the oscillator hole of the antenna oscillator;
a collar mounting device for mounting a collar into a feeder hole of the antenna element;
a feeder line mounting device for mounting a feeder line into a feeder line hole of the antenna element;
and the first overturning detection device is used for clamping the antenna oscillator from the feeder hole polishing device and carrying the antenna oscillator to the oscillator hole polishing device after the first overturning detection of the antenna oscillator is executed.
Preferably, the antenna element polishing and assembling device further comprises:
and the second overturning detection device is used for clamping the antenna oscillator provided with the feeder line from the oscillator hole polishing device and executing second overturning detection on the antenna oscillator.
Preferably, the feeder hole polishing apparatus includes:
a first base having a first receiving space;
the first oscillator jig is horizontally and slidably arranged in the first accommodating space and is used for bearing the antenna oscillator;
the first polishing rod supply assembly is used for supplying a first polishing rod to the first oscillator jig;
the first jig driving component is arranged below the first vibrator jig and is provided with a first magnet driving block, and a first rotary positioning groove is formed in the first magnet driving block;
the lower end of the first vibrator jig extends to form a first magnet connecting part extending out of the lower end face of the first base, and the first jig driving assembly drives the first magnet connecting part to rotate through the first magnet driving block;
the first polished rod passes through a feeder hole of the antenna element and is inserted into the first rotary positioning groove to determine a rotation center of the first magnet coupling portion.
Preferably, the vibrator hole polishing apparatus includes:
the second base is provided with a second accommodating space;
the second oscillator jig is horizontally and slidably arranged in the second accommodating space and is used for bearing the antenna oscillator;
the second polishing rod supply assembly is used for supplying a second polishing rod to the second oscillator jig;
the second jig driving assembly is arranged below the second vibrator jig and is provided with a second magnet driving block, and a second rotary positioning groove is formed in the second magnet driving block;
the lower end of the second vibrator jig extends to form a second magnet connecting part extending out of the lower end face of the second base, and the second jig driving assembly drives the second magnet connecting part to rotate through the second magnet driving block;
the second polishing rod passes through the oscillator hole of the antenna oscillator and is inserted into the second rotation positioning groove to determine the rotation center of the second magnet coupling part.
Preferably, it further comprises collar mounting means comprising:
the storage box is used for storing the clamping ring, and a discharge hole is formed in the lower end face of the storage box;
a rotary drive assembly for rotationally urging the collar stored in the magazine;
the clamping ring pushing assembly is connected with the lower end face of the storage box and is provided with a material pushing sliding block capable of sliding along the horizontal direction, and a middle through hole is formed in the material pushing sliding block corresponding to the discharge hole;
the lifting assembly is used for driving the clamping ring pushing assembly to move in the vertical direction;
the clamping ring mounting cylinder drives a push rod to move up and down so as to push the clamping ring from the middle through hole to a feeder hole of the antenna oscillator;
wherein the aperture of the middle via hole is gradually reduced from top to bottom.
Preferably, the first flipping detection device and the second flipping detection device have the same structure, and the first flipping detection device includes:
the plurality of carrying manipulators are used for clamping the antenna oscillator;
the transverse moving driving device is used for driving the carrying manipulators to transversely move;
the overturning mechanical arm is arranged below the plurality of carrying mechanical arms;
and the first waste material box is arranged below the overturning manipulator and used for collecting the clamping ring falling out of the antenna oscillator.
Preferably, the feeder line installation device includes:
a vertical screw rod module;
the feeder line clamping device is movably arranged on the vertical screw rod module and is used for clamping the feeder line;
a feeder mounting cylinder for actuating the feeder clamp to move over the vertical screw module to mount the feeder into the collar in the feeder hole.
Preferably, the first oscillator jig includes:
a support part horizontally slidably disposed in the accommodating space;
and the bearing part is fixedly connected with the supporting part, and the lower end of the lower part of the bearing part extends to form the first magnet connecting part extending out of the lower end surface of the first base.
Preferably, the antenna oscillator polishing assembly equipment further comprises a first position adjusting assembly for pushing the antenna oscillator to enable the first oscillator jig to slide;
the first position adjustment assembly includes:
the tail end of the first mounting plate is provided with a first material pushing guide wheel and a second material pushing guide wheel which are arranged correspondingly;
the propulsion cylinder is used for pushing the first mounting plate to move towards the direction of the antenna oscillator;
the second mounting plate is arranged corresponding to the first mounting plate;
the auxiliary guide wheels are arranged on the first mounting plate and the second mounting plate;
and the material pushing belt is wound on the first material pushing guide wheel, the second material pushing guide wheel and the auxiliary guide wheels.
Preferably, the end of the first polishing rod is provided with a smooth positioning part for inserting into the first rotary positioning groove;
the inner side wall surface of the first rotary positioning groove is a smooth wall surface.
The utility model has the advantages that: the utility model has the advantages of reasonable design ingenious, solved and needed the polishing of rotation center skew to polish, prior art does not have good solution's problem. And the first rotary positioning groove/the second rotary positioning groove limits the tail end shaking of the polishing rod, so that the problems that the polishing precision is reduced and the performance requirement of the antenna oscillator is difficult to meet due to the tail end shaking in the processing process of the polishing rod are solved. In addition, according to the antenna oscillator polishing assembly equipment, the feeder hole of the antenna oscillator is polished by the feeder hole polishing device, the oscillator hole of the antenna oscillator is polished by the oscillator hole polishing device, and the feeder is installed in the feeder hole of the antenna oscillator by the feeder installation device, so that the automatic polishing and the feeder installation of the feeder hole and the oscillator hole of the antenna oscillator are realized; the first overturning detection device and the second overturning detection device are used for overturning detection after the installation of the clamping ring and the installation of the feeder line respectively, so that the situation that the clamping ring or the feeder line falls off due to polishing or poor installation of the clamping ring and the feeder line is eliminated; the automatic polishing of the vibrator hole and the feeder hole and the automatic assembly of the feeder are realized, and the problem of poor control of the conventional vibrator polishing assembly is solved by adjusting the polishing and assembling precision through parameters.
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
Drawings
Fig. 1 is a perspective view of a vibrator polishing and assembling device in an embodiment of the present invention;
FIG. 2 is a perspective view of a feeder hole polishing device according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a first polishing rod supply assembly, a first jig driving assembly, and a first position adjustment assembly according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a first position adjustment assembly according to an embodiment of the present invention;
FIG. 5 is a schematic view of a partial structure of a feeder hole polishing device according to an embodiment of the present invention;
fig. 6 is a schematic view illustrating a winding relationship of the material pushing belt in the embodiment of the present invention;
fig. 7 is a schematic structural diagram a of a first vibrator fixture and a first base in an embodiment of the present invention;
fig. 8 is a schematic structural diagram B of the first vibrator fixture and the first base in the embodiment of the present invention;
fig. 9 is a cross-sectional view of the first vibrator fixture and the first base in the embodiment of the present invention;
fig. 10 is a schematic structural view of a vibrator hole polishing apparatus according to an embodiment of the present invention;
fig. 11 is a sectional view of a second vibrator fixture and a second base in the embodiment of the present invention;
fig. 12 is a schematic structural diagram of a first overturn detecting device in an embodiment of the present invention;
fig. 13 is a schematic structural view of a collar mounting device in an embodiment of the present invention;
fig. 14 is a schematic partial view of a collar mounting device according to an embodiment of the present invention;
fig. 15 is a schematic structural diagram of a feeder line installation device in an embodiment of the present invention;
fig. 16 is a schematic structural diagram of an antenna element in an embodiment of the present invention;
fig. 17 is a schematic structural diagram of a collar in an embodiment of the present invention.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the description of the present invention, it is to be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" to another element, there are no intervening elements present.
Embodiment, referring to fig. 1 to 9, the present embodiment provides an antenna element polishing assembly apparatus, including:
a feeder hole polishing device 1 for polishing a feeder hole a of an antenna oscillator;
the oscillator hole polishing device 2 is used for polishing an oscillator hole C of the antenna oscillator;
a feeder mounting device 3 for mounting a feeder into a feeder hole a of the antenna element;
the first overturning detection device 4 is used for clamping the antenna oscillator from the feeder hole A polishing device 1 and conveying the antenna oscillator to the oscillator hole polishing device 2 after the first overturning detection of the antenna oscillator is carried out;
and the second overturning detection device 5 is used for clamping the antenna oscillator provided with the feeder line from the oscillator hole polishing device 2 and executing second overturning detection on the antenna oscillator.
Specifically, the antenna oscillator polishing assembly equipment polishes a feeder hole A of an antenna oscillator through a feeder hole A polishing device 1, polishes a oscillator hole C of the antenna oscillator through an oscillator hole polishing device 2, loads a feeder into the feeder hole A of the antenna oscillator through a feeder mounting device 3, respectively carries out overturning detection after mounting a retainer ring E and mounting the feeder through a first overturning detection device 4 and a second overturning detection device 5, and eliminates the condition that the retainer ring E or the feeder falls off due to polishing or poor mounting of the retainer ring E and the feeder; the automatic polishing of the vibrator hole C and the feeder hole A and the automatic assembly of the feeder are realized, and the problem of poor control of the conventional vibrator polishing assembly is solved by adjusting the polishing and assembling precision through parameters.
Preferably, the feeder hole a polishing apparatus 1 includes:
a first base 11 having a first receiving space 111;
a first oscillator fixture 12, horizontally slidably installed in the first accommodating space 111, for accommodating the antenna oscillator;
a first polished rod supply unit 13 for supplying a first polished rod 16 to the first vibrator jig 12;
a first jig driving assembly 14 disposed below the first vibrator jig 12, having a first magnet driving block 141, wherein the first magnet driving block 141 is provided with a first rotary positioning slot 1411;
a first magnet coupling portion 121 extending out of the lower end surface of the first base 11 extends from the lower end of the first vibrator fixture 12, and the first fixture driving assembly 14 drives the first magnet coupling portion 121 to rotate through the first magnet driving block 141;
the first polishing rod 16 passes through the feeder hole a of the antenna element and is inserted into the first rotation positioning groove 1411 to determine the rotation center of the first magnet coupling portion 121.
Specifically, the first vibrator jig 12 is horizontally slidably installed in the first accommodating space 111, that is, the first vibrator jig 12 can rotate in the first accommodating space 111 in the horizontal direction; then, when the position of the first polishing rod 16 supplied to the first vibrator tool 12 by the first polishing rod supply assembly 13 is determined, the position of the first vibrator tool 12 is adjusted to align the feed line hole a to be polished with the first polishing rod 16, the first polishing rod 16 is inserted into the first rotary positioning groove 1411 of the first magnet driving block 141 after passing through the feed line hole a of the antenna vibrator, so that the rotation center of the first magnet coupling portion 121 is determined, and thus when the first vibrator tool 12 is driven to rotate by the first tool driving assembly 14, the antenna vibrator rotates with the feed line hole a as the rotation center, thereby polishing the feed line hole a. The problem that the prior art does not have a good solution in coping with polishing and grinding which needs rotation center offset is solved. And the first rotary positioning groove 1411 limits the shaking of the tail end of the polishing rod, so that the problem that the polishing precision is reduced and the performance requirement of the antenna oscillator is difficult to meet due to the shaking of the tail end of the first polishing rod 16 in the processing process is solved.
It is noted that the first polishing rod 16 is inserted into the first rotational positioning slot 1411 and then is still rotatable in the first rotational positioning slot 1411; that is, the first polishing rod 16 is slidably connected to the inner sidewall surface of the first rotary positioning groove 1411.
Further, the end of the first polishing rod 16 is provided with a smooth positioning portion for inserting into the first rotation positioning groove 1411, and the inner side wall surface of the first rotation positioning groove 1411 is a smooth wall surface.
Preferably, the vibrator hole polishing apparatus 2 includes:
a second base 21 having a second receiving space;
the second oscillator jig 22 is horizontally and slidably installed in the second accommodating space and is used for bearing the antenna oscillator;
a second polishing rod supply unit 23 for supplying a second polishing rod 26 to the second vibrator jig 22;
the second jig driving assembly 24 is arranged below the second vibrator jig 22 and is provided with a second magnet driving block 241, and a second rotary positioning groove is formed in the second magnet driving block 241;
the second magnet coupling part 221 extending out of the lower end surface of the second base 21 extends from the lower end of the second vibrator fixture 22, and the second fixture driving assembly 24 drives the second magnet coupling part 221 to rotate through the second magnet driving block 241;
the second polishing rod 26 passes through the element hole C of the antenna element and is inserted into the second rotation positioning groove to determine the rotation center of the second magnet coupling portion 221.
Specifically, the second vibrator jig 22 is horizontally slidably installed in the second accommodating space 211, that is, the second vibrator jig 22 can rotate in the second accommodating space 211 in the horizontal direction; then, when the position of the second polishing rod 26 supplied to the second oscillator fixture 22 by the second polishing rod supply assembly 23 is determined, the position of the second oscillator fixture 22 is adjusted to align the feed line hole a to be polished with the second polishing rod 26, the second polishing rod 26 passes through the feed line hole a of the antenna oscillator and is inserted into the second rotary positioning slot of the second magnet driving block 241, so as to determine the rotation center of the second magnet coupling portion 221, so that when the second oscillator fixture 22 is driven to rotate by the second fixture driving assembly 24, the antenna oscillator rotates with the feed line hole a as the rotation center, thereby polishing the feed line hole a. The problem that the prior art does not have a good solution in coping with polishing and grinding which needs rotation center offset is solved. And the second rotary positioning groove limits the shaking of the tail end of the polishing rod, so that the problem that the polishing precision is reduced and the performance requirement of the antenna oscillator is difficult to meet due to the shaking of the tail end of the second polishing rod 26 in the processing process is solved.
It should be noted that the second polishing rod 26 is inserted into the second rotational alignment slot and is still rotatable in the second rotational alignment slot; that is, the second polishing rod 26 is slidably connected to the inner side wall of the second rotational positioning groove.
Further, the first polishing rod supply unit 13 includes:
the first supply cylinder 131 is disposed above the first oscillator fixture 12, so as to drive the first polishing rod 16 to pass through the feeder hole a of the antenna oscillator and to be inserted into the first rotation positioning slot 1411.
The second polishing rod supply unit 23 includes:
and a second supply cylinder 231 disposed above the second oscillator fixture 22 for driving the second polishing rod 26 to pass through the oscillator hole C of the antenna oscillator and to be inserted into the second rotary positioning groove.
Further, the end of the second polishing rod 26 is provided with a smooth positioning portion for inserting into the second rotation positioning groove, and the inner side wall surface of the second rotation positioning groove is a smooth wall surface.
Preferably, the antenna element polishing and assembling device further comprises a collar mounting device 6, and the collar mounting device 6 comprises:
the storage box 61 is used for storing the clamping ring E, and a discharge hole is formed in the lower end face of the storage box 61;
a rotary drive assembly 62 for rotationally pushing the collar E stored in the magazine 61;
the clamping ring E pushing assembly 63 is connected with the lower end face of the storage box 61, and is provided with a material pushing slider 631 capable of sliding in the horizontal direction, and a middle through hole 632 is formed in the material pushing slider 631 corresponding to the discharge hole;
a lifting assembly 64 for driving the collar E pushing assembly 63 to move in a vertical direction;
the clamping ring mounting cylinder 65 drives a push rod to move up and down so as to push the clamping ring E from the middle through hole 632 to a feed line hole A of the antenna element;
wherein, the aperture of the middle via 632 gradually decreases from top to bottom.
Specifically, the magazine 61 is used for storing the collar E, and the rotary drive assembly 62 includes: a rotary impeller 621 and a rotary motor 622 for driving the rotary impeller 621 to rotate; the lifting assembly 64 is a lead screw sliding block assembly, and the clamping ring E pushing assembly 63 is movably mounted on the lifting assembly 64;
in addition, the aperture of the middle via hole 632 is sequentially reduced from top to bottom, and the aperture of the upper end of the middle via hole 632 is greater than or equal to the aperture of the discharge hole; the aperture of the lower end of the middle via hole 632 is smaller than or equal to the aperture of the feeder hole A of the antenna element. The clamping ring E is convenient to slide into the middle through hole 632 along the discharge hole, the clamping ring E is prevented from falling from the middle through hole 632, and the clamping ring E is arranged in the feed line hole A of the antenna oscillator from the middle through hole 632 only when the clamping ring installation cylinder 65 drives the push rod to push the clamping ring E;
the clamping ring E is a rubber ring, a feeder line positioning hole E1 for a feeder line to be inserted is formed in the middle of the clamping ring E, and the problems of low precision and poor quality control in the feeder line assembling process are well solved through the arrangement of the clamping ring E; the aperture of the feeder line positioning hole E1 is gradually reduced from top to bottom.
Further, a feeding pipe 623 for placing a clamping ring E is arranged on the storage box.
Preferably, the first inversion detecting device 4 and the second inversion detecting device 5 have the same structure, and the first inversion detecting device 4 includes:
a plurality of handling manipulators 41 for clamping the antenna elements;
a traverse driving device 42 for driving the plurality of carrying robots 41 to move laterally;
a reversing robot 43 provided below the plurality of conveyance robots 41;
and a first waste box 44 disposed below the flipping robot 43, for collecting the collar E dropped from the antenna element.
Specifically, when the first flipping detection device 4 works, the traverse driving device 42 drives the carrying manipulator 41 to move above the first oscillator fixture 12, the carrying manipulator 41 takes out the antenna oscillator loaded with the collar E from the first oscillator fixture 12, the traverse driving device 42 drives the carrying manipulator 41 to move above the flipping manipulator 43 for clamping by the flipping manipulator 43, the carrying manipulator 41 drives the antenna oscillator to flip by 180 degrees after being released, and the antenna oscillator continues to flip by 180 degrees after standing for a set time; the transverse moving driving device 42 is matched with the carrying manipulator 41 to place the antenna oscillator subjected to the first overturning detection into the second oscillator fixture 22;
further, the first flipping detection device 4 further includes:
a first waste material box 44 disposed below the first overturn detecting device 4, and provided with an inlet opening at the upper end thereof;
a first blanking sensor 45 arranged at the feeding opening and used for controlling the overturning manipulator 43 to loosen the clamping of the antenna element when detecting that the clamping ring E falls off;
bad antenna element accessible upset detection can be rejected, provides the yields of the antenna of this equipment polishing assembly by a wide margin, has carried out the upset detection to antenna element in the in-process of transport in step, has improved the efficiency of this antenna element polishing assembly by a wide margin.
In addition, when the second flipping detection device 5 works, the traverse driving device 42 of the second flipping detection device 5 drives the carrying manipulator 41 to move above the second oscillator fixture 22, the carrying manipulator 41 of the second flipping detection device 5 takes out the antenna oscillator (the feeder is inserted into the feeder positioning hole E1 of the collar E) loaded with the feeder from the second oscillator fixture 22, the traverse driving device 42 of the second flipping detection device 5 drives the carrying manipulator 41 of the second flipping detection device 5 to move above the flipping manipulator 43 of the second flipping detection device 5 for clamping by the flipping manipulator 43 of the second flipping detection device 5, the carrying manipulator 41 of the second flipping detection device 5 releases and then drives the antenna oscillator to flip by 180 degrees, and after standing for a set time, the antenna oscillator continues to flip by 180 degrees; the traverse driving device 42 outputs the antenna element subjected to the second inversion detection in cooperation with the carrying manipulator 41;
further, the second flipping detection device 5 further includes:
the second waste material box is arranged below the second turnover detection device 5, and the upper end of the second waste material box is provided with a feeding opening;
and the second blanking sensor is arranged at the feeding opening and used for controlling the overturning manipulator 43 to loosen the clamping of the antenna oscillator when the clamping ring E is detected to fall.
In this embodiment, the set time is 1 second.
Preferably, the feeder line installation device 3 includes:
a vertical lead screw module 31;
the feeder line clamping device 32 is movably arranged on the vertical screw rod module 31 and is used for clamping the feeder line;
a feeder mounting cylinder 33 for actuating the feeder clamp 32 to move over the vertical screw module 31 to mount the feeder into the collar E in the feeder hole a.
In particular, the feeder clamp 32 is a clamping robot.
In a preferred embodiment, the feeder line clamping device 32 is an electromagnet, and the feeder line is tightly sucked by magnetic force, and the lower end surface of the feeder line clamping device is provided with a positioning groove for placing the trouser line.
Specifically, the vertical screw rod module 31 is configured to drive the feeder clamping device 32 to move, and because the feeder is complex in shape, an external feeder is used to feed the feeder to the lower side of the feeder clamping device 32, and the feeder mounting cylinder 33 is used to clamp the feeder in conjunction with the feeder clamping device 32, and then feed the feeder into the feeder hole a of the antenna element, so that the feeder hole a is inserted into the feeder positioning hole E1 of the collar E, thereby completing the mounting of the feeder, and solving the problem of poor assembly quality control of the feeder.
Preferably, the first vibrator jig 12 includes:
a support part 122 horizontally slidably disposed in the accommodating space;
and a receiving portion 123 fixedly connected to the supporting portion 122, wherein the first magnet coupling portion 121 extending out of the lower end surface of the first base 11 extends from the lower end of the receiving portion 123.
Further, the first oscillator jig 12 further includes:
a receiving through hole 124, which is disposed through the upper and lower end surfaces of the receiving portion 123, the supporting portion 122, and the first magnet coupling portion 121, for receiving the antenna element;
and the clamping strips 1241 are arranged on the inner side wall surface of the bearing through hole 124.
Specifically, the plurality of clamping strips 1241 are arranged to drive the antenna element to rotate; after polishing, the scraps are discharged from the accommodating through hole 124, and are seamlessly connected with the next process, so that cleaning is not needed, and the processing efficiency is further improved.
Furthermore, a chip removal hole 125 communicated with the bearing through hole 124 is formed in the side wall surface of the first oscillator fixture and used for discharging waste chips in the machining process.
Furthermore, a plurality of balls 112 are further arranged between the first base 11 and the supporting portion 122 to reduce the friction between the base and the supporting portion 122 and reduce the loss;
furthermore, the clamping strip 1241 is used for clamping the card sleeve, different card sleeves are arranged according to the shape of the antenna oscillator to realize positioning, and the antenna oscillator clamping device is suitable for antenna oscillators in various shapes; due to the arrangement of the clamping sleeve, the application range of the device is greatly expanded, so that a production line configured with the device can be suitable for processing antenna oscillators of different specifications, and the device is an important improvement for seizing the market share of the processing of the antenna oscillators.
In addition, the second oscillator jig 22 has a substantially same structure as the first oscillator jig 12, and is different in that the aperture of the through hole of the first oscillator jig 12 is larger than the widest width of the antenna oscillator in the transverse direction, and the ferrule of the second oscillator jig 22 has a hollow structure to avoid the oscillator hole C of the antenna oscillator, so that the second polishing rod 26 can smoothly pass through the oscillator hole C and be inserted into the second rotary positioning groove.
Preferably, the first jig driving assembly 14 and the second jig driving assembly 24 have the same structure, and include:
a mounting base 142, on which the first/second magnet driving blocks 141/241 are rotatably mounted;
a vertical displacement mechanism 143 for driving the mount 142 to move in a vertical direction;
a first rotating motor 144 installed on the mounting base 142 for driving the first/second magnet driving blocks 141/241 to rotate.
Specifically, the first/second magnet driving blocks 141/241 are rotatably mounted on the mounting base 142 through a rotating shaft; the first rotating motor 144 drives the rotating shaft to rotate through belt transmission, and the rotating shaft drives the first magnet driving block 141/the second magnet driving block 241 to rotate;
further, the first and second magnet driving blocks 141 and 241 are electromagnets, which have magnetism when energized and do not have magnetism when de-energized.
That is to say, when the position of the antenna element in the first element fixture 12 is adjusted to align the feeder hole a of the antenna element with the polishing rod, the vertical displacement mechanism 143 drives the first magnet driving block 141/the second magnet driving block 241 to move upwards to touch the first element fixture 12, the first magnet driving block 141/the second magnet driving block 241 is powered on to attract the first magnet coupling portion 121/the second magnet coupling portion 221, the first rotating motor 144 drives the first magnet coupling portion 121/the second magnet coupling portion 221 to rotate through the first magnet driving block 141/the second magnet driving block 241, so as to drive the first element fixture 12 to rotate, so that the feeder hole a of the antenna element is located between the first rotating positioning groove 1411 and the first position adjusting component of the first magnet driving block 141/the second magnet driving block 241, and the feeder hole a of the antenna element is located between the first rotating positioning groove 1411 and the first position adjusting component, The first rotary positioning slot 1411 of the first/second magnet driving blocks 141/241 is located in the advancing direction of the advancing cylinder of the first position adjusting assembly;
the first magnet driving block 141/the second magnet driving block 241 is powered off, the first position adjusting assembly pushes the first vibrator fixture 12 to move, so that the feeder hole a of the antenna vibrator is positioned right above the first rotary positioning groove 1411, and finally the first magnet driving block 141/the second magnet driving block 241 is conductive, and the first magnet connecting part 121/the second magnet connecting part 221 is attracted, so that the position adjustment of the antenna vibrator in polishing different feeder holes a/vibrator holes C can be realized, and the problem that the prior art does not have a good solution in coping with polishing and grinding needing to be rotated center offset is solved.
Preferably, the antenna oscillator polishing assembly equipment further comprises a first position adjusting assembly 15, which is used for pushing the antenna oscillator to enable the first oscillator jig 12 to slide;
the second position adjusting component 25 is used for pushing the antenna oscillator to enable the second oscillator jig 22 to slide;
the first position adjusting assembly 15 and the second position adjusting assembly 25 have the same structure, and the first position adjusting assembly 15/the second position adjusting assembly 25 includes:
a first mounting plate 151, the end of which is provided with a first material pushing guide wheel 154 and a second material pushing guide wheel 155 which are arranged correspondingly;
a pushing cylinder 152 for pushing the first mounting plate 151 to move toward the antenna element;
a second mounting plate 153 provided corresponding to the first mounting plate 151;
a plurality of auxiliary guide wheels arranged on the first mounting plate 151 and the second mounting plate 153;
and a material pushing belt D wound around the first material pushing guide wheel 154, the second material pushing guide wheel 155 and the plurality of auxiliary guide wheels.
Specifically, the material pushing belt D is tightly stretched over the first material pushing guide wheel 154 and the second material pushing guide wheel 155, the material pushing belt D is perpendicular to the pushing direction of the pushing cylinder 152, and acts on the oscillator piece B of the antenna oscillator directly through the material pushing belt D to push the antenna oscillator.
Further, the head end of the first mounting plate 151 is provided with a jig avoiding groove 1511.
Preferably, the first/second position adjustment assemblies 15, 25 further comprise:
a first toothed roller 156;
a second toothed roller 157 engaged with the first toothed roller 156 to clamp the pusher belt D;
a second rotating electric machine 158 fixed to the second mounting plate 153 for driving the first tooth roller 156 to rotate.
Specifically, the material pushing belt D is sandwiched between the first and second tooth rollers 156 and 157, so that the material pushing belt D can only rotate when the first and second tooth rollers 156 and 157 rotate.
Further, the first/second position adjustment assemblies 15, 25 further include:
a material pushing belt D recovery roll 1591 disposed corresponding to the first material pushing guide wheel 154 and the second material pushing guide wheel 155;
a feeding roll 1592 for the push belt D, which is disposed corresponding to the first and second tooth rollers 156 and 157;
the material pushing belt D is wound around the material pushing belt D supply reel 1592, and when the material pushing belt D supply reel 1592 rotates, the material pushing belt D passes through the first toothed roller 156, the second toothed roller 157, the plurality of auxiliary guide wheels, the first material pushing guide wheel 154 and the second material pushing guide wheel 155 in sequence, and is wound and recovered in the material pushing belt D recovery reel 1591.
Preferably, the material pushing belt D is a polishing belt.
Specifically, because the material pushing belt D is a polishing belt, the first oscillator jig 12/the second oscillator jig 22 rotate, so that the antenna oscillator rotates, and when the feed line hole A of the antenna oscillator is polished, the oscillator piece B of the antenna oscillator also rotates on the polishing belt, so that when the feed line hole A is polished, the polishing effect is also achieved on the oscillator piece B of the antenna oscillator.
However, in fact, the arrangement of the material pushing belt D7 is mainly to ensure the rotation stability of the antenna oscillator, but because the material pushing belt D7 is a polishing belt, the polishing of the side wall surface of the oscillator piece B of the antenna oscillator is also achieved, namely, through the feeder hole A polishing device 1, the polishing stability is ensured, meanwhile, two processing procedures are achieved, the working hours are greatly saved, and the production cost is reduced.
Further, the second rotating motor 158 can rotate after being subjected to a set damping within a limited range, that is, the tension of the polishing belt can be changed to balance the stress of the vibrator piece, and the polishing belt can be adapted to polishing of vibrator pieces with different sizes and shapes.
Preferably, the vibrator polishing and assembling device further includes:
the first rotating disk 7, the said first base 11 is fixed on the first rotating disk 7;
a third rotating electric machine 71 for driving the first rotary disk 7 to rotate;
and the second rotating disk 8, and the second base 21 is fixed on the second rotating disk 8.
Specifically, the feeder hole A polishing device 1 can simultaneously polish the outer surface of a vibrator piece and the inner surface of a feeder hole, and is suitable for a station arrangement mode of a turntable; save equipment space, shorten man-hour, raise the efficiency, realize automatic polishing.
According to another aspect of the present invention, there is provided an antenna oscillator polishing assembly method, including:
placing the antenna oscillator in a first oscillator jig 12 of a feeder hole A polishing device 1;
the feeder hole A polishing device 1 polishes the feeder hole A of the antenna oscillator;
the collar installation device 6 is used for installing the collar into the trouser line hole of the antenna element;
the first turnover detection device 4 clamps the antenna oscillator from the first oscillator jig 12, and conveys the antenna oscillator to a second oscillator jig 22 of the oscillator hole polishing device 2 after performing first turnover detection on the antenna oscillator;
the oscillator hole polishing device 2 performs polishing on an oscillator hole C of the antenna oscillator;
the feeder mounting device 3 mounts the feeder into the collar E in the feeder hole A;
the second flipping detection device 5 picks up the antenna element from the second element fixture 22, and performs a second flipping detection of the antenna element.
Preferably, when the feeder hole a polishing apparatus 1 performs polishing of the feeder hole a of the antenna oscillator, the apparatus further includes:
the first jig driving component 14 drives the first vibrator jig 12 to rotate through the first magnet driving block 141, and the first position adjusting component 15 pushes the antenna vibrator through the material pushing belt D to enable the first vibrator jig 12 to slide, so that the feeder hole a of the antenna vibrator is aligned with the first polishing rod 16;
the first polishing rod supply assembly 13 drives the first polishing rod 16 to pass through the feeder hole a of the antenna element and to be inserted into the rotary positioning groove of the first magnet driving block 141;
the first jig driving assembly 14 drives the first vibrator jig 12 to rotate through the first magnet driving block 141, so that the antenna vibrator rotates around the feeder hole a as a rotation center.
In addition, the local oscillator polishing assembly equipment further comprises an oscillator hole C, a feeder line empty mechanical visual detection component and a bad rejection component.
When in use, the antenna oscillator is placed on the clamping sleeve of the first oscillator jig 12, and then the clamping sleeve is placed in the first oscillator jig 12;
the vertical displacement mechanism 143 of the first jig driving assembly 14 drives the first magnet driving block 141 to move upwards to touch the first vibrator jig 12, the first magnet driving block 141 is powered on to attract the first magnet coupling portion 121, the first rotating motor 144 of the first jig driving assembly 14 drives the first magnet coupling portion 121 to rotate through the first magnet driving block 141, so as to drive the first vibrator jig 12 to rotate, so that the feed line hole a of the antenna vibrator is located between the first rotating positioning groove 1411 of the first magnet driving block 141 and the first position adjusting assembly 15, and the feed line hole a of the antenna vibrator and the first rotating positioning groove 1411 of the first magnet driving block 141 are located in the pushing direction of the pushing cylinder 152 of the first position adjusting assembly 15;
the first magnet driving block 141 is powered off, the first oscillator jig 12 is pushed to move by the first position adjusting assembly 15, the feeder hole a of the antenna oscillator is located right above the first rotary positioning groove 1411, and finally the first magnet driving block 141 is conductive and attracts a magnet connecting part;
the first polishing rod supply component 13 drives the first polishing rod 16 to pass through the feeder hole a of the antenna oscillator and to be inserted into the first rotary positioning groove 1411 of the first magnet driving block 141, and the first jig driving component 14 drives the first oscillator jig 12 to rotate through the first magnet driving block 141, so that the antenna oscillator rotates by taking the feeder hole a as a rotation center, and the feeder hole a is polished;
after polishing, the vertical displacement mechanism 143 of the first jig driving assembly 14 drives the first magnet driving block 141 to move down, and the waste chips are discharged from the bearing through hole 124 of the first vibrator jig 12;
then, the first turntable 7 drives the first oscillator fixture 12 to move to a station of the collar mounting device 6, the rotary driving assembly 62 of the collar mounting device 6 drives the collar E to move in the storage box 61, so that the collar E slides into the middle through hole 632 of the collar E pushing assembly 63 along the discharge hole of the storage box 61, and the collar mounting cylinder 65 drives the push rod to push the collar E, so that the collar E is loaded into the feed line hole a of the antenna oscillator from the middle through hole 632;
then, the traverse driving device 42 of the first flipping detection device 4 drives the carrying manipulator 41 of the first flipping detection device 4 to move to the upper side of the first vibrator fixture 12, the carrying manipulator 41 of the first flipping detection device 4 takes out the antenna vibrator loaded with the collar E from the first vibrator fixture 12, the traverse driving device 42 of the first flipping detection device 4 drives the carrying manipulator 41 of the first flipping detection device 4 to move to the upper side of the flipping manipulator 43 of the first flipping detection device 4 for clamping by the flipping manipulator 43 of the first flipping detection device 4, the carrying manipulator 41 of the first flipping detection device 4 releases and then drives the antenna vibrator to flip 180 degrees, and after standing for a set time, the antenna vibrator continues to flip 180 degrees; the transverse moving driving device 42 of the first overturning detection device 4 is matched with the carrying manipulator 41 to place the antenna oscillator subjected to the first overturning detection into the sleeve of the second oscillator jig 22;
when the first blanking sensor 45 detects that the collar E falls, the first flipping robot 43 of the first flipping detection device 4 is controlled to release the clamping of the antenna element, and the defective antenna element falls into the first waste material box 44;
then, the second turntable drives the second vibrator fixture 22 to move to the station of the vibrator hole polishing apparatus 2, the vertical displacement mechanism 143 of the second fixture driving assembly 24 drives the second magnet driving block 241 to move upwards to touch the second vibrator fixture 22, the second magnet driving block 241 is energized to attract the second magnet coupling portion 221, the second rotating motor 158 of the second fixture driving assembly 24 drives the second magnet coupling portion 221 to rotate through the second magnet driving block 241, so as to drive the second vibrator fixture 22 to rotate, so that the feed line hole a of the antenna vibrator is located between the second rotating positioning slot of the second magnet driving block 241 and the second position adjusting assembly 25, and the feed line hole a of the antenna vibrator and the second rotating positioning slot of the second magnet driving block 241 are located in the pushing direction of the pushing cylinder 152 of the second position adjusting assembly 25;
the second magnet driving block 241 is powered off, the second oscillator jig 22 is pushed to move by the second position adjusting assembly 25, the oscillator hole C of the antenna oscillator is located right above the second rotary positioning groove, and finally the second magnet driving block 241 is conductive and attracts the magnet connecting part;
the second polishing rod supply assembly 23 drives the second polishing rod 26 to pass through the oscillator hole C of the antenna oscillator and to be inserted into the second rotary positioning groove of the second magnet driving block 241, and the second jig driving assembly 24 drives the second oscillator jig 22 to rotate through the second magnet driving block 241, so that the antenna oscillator rotates by taking the oscillator hole C as a rotation center, and the oscillator hole C polishing is implemented;
after polishing, the vertical displacement mechanism 143 of the second jig driving assembly 24 drives the second magnet driving block 241 to move down, and the waste chips are discharged from the bearing through hole 124 of the second vibrator jig 22; the second position adjusting component 25 pushes the second vibrator fixture 22 to reset;
then, the second turntable drives the first oscillator jig to move to a station of the feeder line mounting device 3, the vertical lead screw module 31 drives the feeder line clamping device 32 to move, a feeding device outside the device sends the feeder line to the position below the feeder line clamping device 32, the feeder line mounting cylinder 33 clamps the feeder line in combination with the feeder line clamping device 32, and then the feeder line is sent into a feeder line hole A of the antenna oscillator, so that the feeder line hole A is inserted into a feeder line positioning hole E1 of the clamping ring E, and the mounting of the feeder line is completed;
finally, the traverse driving device 42 of the second flipping detection device 5 drives the carrying manipulator 41 of the second flipping detection device 5 to move to the upper side of the second oscillator fixture 22, the carrying manipulator 41 of the second flipping detection device 5 takes out the antenna oscillator loaded with the collar E from the second oscillator fixture 22, the traverse driving device 42 of the second flipping detection device 5 drives the carrying manipulator 41 of the second flipping detection device 5 to move to the upper side of the flipping manipulator 43 of the second flipping detection device 5 for clamping by the flipping manipulator 43 of the second flipping detection device 5, the carrying manipulator 41 of the second flipping detection device 5 releases and then drives the antenna oscillator to flip for 180 degrees, and after standing for a set time, the antenna oscillator continues to flip for 180 degrees; the traverse driving device 42 of the second inversion detection device 5 moves the antenna element subjected to the second inversion detection to the next process in cooperation with the carrying robot 41;
and the second blanking sensor controls the overturning manipulator 43 of the second overturning detection device 5 to loosen the clamping of the antenna oscillator when the feeder line is detected to fall, and the defective antenna oscillator falls into the second waste material box.
The utility model has the advantages of reasonable design ingenious, solved and needed the polishing of rotation center skew to polish, prior art does not have good solution's problem. And the first rotary positioning groove 1411/the second rotary positioning groove limits the end shaking of the polishing rod, so that the problems that the polishing precision is reduced and the performance requirement of the antenna oscillator is difficult to meet due to the end shaking in the processing process of the polishing rod are solved. In addition, according to the antenna oscillator polishing assembly equipment, the feeder hole A of the antenna oscillator is polished by the feeder hole A polishing device 1, the oscillator hole C of the antenna oscillator is polished by the oscillator hole polishing device 2, and a feeder is installed in the feeder hole A of the antenna oscillator by the feeder installation device 3, so that the automatic polishing and the feeder installation of the feeder hole A and the oscillator hole C of the antenna oscillator are realized; the first overturning detection device 4 and the second overturning detection device 5 are used for overturning detection after the installation of the clamping ring E and the feeder line respectively, so that the situation that the clamping ring E or the feeder line falls off due to poor installation of polishing or the clamping ring E and the feeder line is eliminated; the automatic polishing of the vibrator hole C and the feeder hole A and the automatic assembly of the feeder are realized, and the problem of poor control of the conventional vibrator polishing assembly is solved by adjusting the polishing and assembling precision through parameters.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, using the technical means and contents disclosed above, without departing from the scope of the technical solution of the present invention. Therefore, the equivalent changes made according to the shape, structure and principle of the present invention should be covered in the protection scope of the present invention.
Claims (10)
1. An antenna element polishing and assembling device, comprising:
a feeder hole polishing device for polishing a feeder hole of the antenna oscillator;
the oscillator hole polishing device is used for polishing the oscillator hole of the antenna oscillator;
a collar mounting device for mounting a collar into a feeder hole of the antenna element;
a feeder line mounting device for mounting a feeder line into a feeder line hole of the antenna element;
and the first overturning detection device is used for clamping the antenna oscillator from the feeder hole polishing device and carrying the antenna oscillator to the oscillator hole polishing device after the first overturning detection of the antenna oscillator is executed.
2. The antenna element polishing and assembling device of claim 1, further comprising:
and the second overturning detection device is used for clamping the antenna oscillator provided with the feeder line from the oscillator hole polishing device and executing second overturning detection on the antenna oscillator.
3. The antenna element polishing and assembling device of claim 2, wherein the feeder hole polishing means comprises:
a first base having a first receiving space;
the first oscillator jig is horizontally and slidably arranged in the first accommodating space and is used for bearing the antenna oscillator;
the first polishing rod supply assembly is used for supplying a first polishing rod to the first oscillator jig;
the first jig driving component is arranged below the first vibrator jig and is provided with a first magnet driving block, and a first rotary positioning groove is formed in the first magnet driving block;
the lower end of the first vibrator jig extends to form a first magnet connecting part extending out of the lower end face of the first base, and the first jig driving assembly drives the first magnet connecting part to rotate through the first magnet driving block;
the first polished rod passes through a feeder hole of the antenna element and is inserted into the first rotary positioning groove to determine a rotation center of the first magnet coupling portion.
4. The antenna element polishing and assembling device of claim 2, wherein the element hole polishing device comprises:
the second base is provided with a second accommodating space;
the second oscillator jig is horizontally and slidably arranged in the second accommodating space and is used for bearing the antenna oscillator;
the second polishing rod supply assembly is used for supplying a second polishing rod to the second oscillator jig;
the second jig driving assembly is arranged below the second vibrator jig and is provided with a second magnet driving block, and a second rotary positioning groove is formed in the second magnet driving block;
the lower end of the second vibrator jig extends to form a second magnet connecting part extending out of the lower end face of the second base, and the second jig driving assembly drives the second magnet connecting part to rotate through the second magnet driving block;
the second polishing rod passes through the oscillator hole of the antenna oscillator and is inserted into the second rotation positioning groove to determine the rotation center of the second magnet coupling part.
5. The antenna element polishing and assembling device of claim 2, further comprising a collar mounting means, the collar mounting means comprising:
the storage box is used for storing the clamping ring, and a discharge hole is formed in the lower end face of the storage box;
a rotary drive assembly for rotationally urging the collar stored in the magazine;
the clamping ring pushing assembly is connected with the lower end face of the storage box and is provided with a material pushing sliding block capable of sliding along the horizontal direction, and a middle through hole is formed in the material pushing sliding block corresponding to the discharge hole;
the lifting assembly is used for driving the clamping ring pushing assembly to move in the vertical direction;
the clamping ring mounting cylinder drives a push rod to move up and down so as to push the clamping ring from the middle through hole to a feeder hole of the antenna oscillator;
wherein the aperture of the middle via hole is gradually reduced from top to bottom.
6. The antenna element polishing and assembling device of claim 5, wherein the first turnover detecting device and the second turnover detecting device have the same structure, and the first turnover detecting device comprises:
the plurality of carrying manipulators are used for clamping the antenna oscillator;
the transverse moving driving device is used for driving the carrying manipulators to transversely move;
the overturning mechanical arm is arranged below the plurality of carrying mechanical arms;
and the first waste material box is arranged below the overturning manipulator and used for collecting the clamping ring falling out of the antenna oscillator.
7. The antenna element polishing and assembling device of claim 5, wherein the feeder line mounting means comprises:
a vertical screw rod module;
the feeder line clamping device is movably arranged on the vertical screw rod module and is used for clamping the feeder line;
a feeder mounting cylinder for actuating the feeder clamp to move over the vertical screw module to mount the feeder into the collar in the feeder hole.
8. The antenna element polishing and assembling device of claim 3, wherein the first element jig comprises:
a support part horizontally slidably disposed in the accommodating space;
the bearing part is fixedly connected with the supporting part, and the lower end of the bearing part extends to form the first magnet connecting part extending out of the lower end face of the first base.
9. The antenna oscillator polishing and assembling device of claim 8, further comprising a first position adjusting assembly for pushing the antenna oscillator to enable the first oscillator jig to slide;
the first position adjustment assembly includes:
the tail end of the first mounting plate is provided with a first material pushing guide wheel and a second material pushing guide wheel which are arranged correspondingly;
the propulsion cylinder is used for pushing the first mounting plate to move towards the direction of the antenna oscillator;
the second mounting plate is arranged corresponding to the first mounting plate;
the auxiliary guide wheels are arranged on the first mounting plate and the second mounting plate;
and the material pushing belt is wound on the first material pushing guide wheel, the second material pushing guide wheel and the auxiliary guide wheels.
10. The antenna element polishing and assembling device of claim 3, wherein the end of the first polishing rod is provided with a smooth positioning part which is used for being inserted into the first rotating positioning groove;
the inner side wall surface of the first rotary positioning groove is a smooth wall surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120717482.8U CN214771157U (en) | 2021-04-08 | 2021-04-08 | Antenna element polishing assembly equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120717482.8U CN214771157U (en) | 2021-04-08 | 2021-04-08 | Antenna element polishing assembly equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214771157U true CN214771157U (en) | 2021-11-19 |
Family
ID=78670097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120717482.8U Active CN214771157U (en) | 2021-04-08 | 2021-04-08 | Antenna element polishing assembly equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214771157U (en) |
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2021
- 2021-04-08 CN CN202120717482.8U patent/CN214771157U/en active Active
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