CN109566535A - A kind of frog that feeding effect is good instruction food device - Google Patents

A kind of frog that feeding effect is good instruction food device Download PDF

Info

Publication number
CN109566535A
CN109566535A CN201811641743.1A CN201811641743A CN109566535A CN 109566535 A CN109566535 A CN 109566535A CN 201811641743 A CN201811641743 A CN 201811641743A CN 109566535 A CN109566535 A CN 109566535A
Authority
CN
China
Prior art keywords
frog
vibration bed
shaft
bed
fixed frame
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.)
Withdrawn
Application number
CN201811641743.1A
Other languages
Chinese (zh)
Inventor
丁年生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201811641743.1A priority Critical patent/CN109566535A/en
Publication of CN109566535A publication Critical patent/CN109566535A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K67/00Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
    • A01K67/02Breeding vertebrates

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Soil Working Implements (AREA)

Abstract

The invention discloses a kind of frogs that feeding effect is good to instruct food device, including vibration bed, fixed frame, rewinding case and base plate, the vibration bed is located at the lower section of fixed frame, the upper end middle position of the vibration bed is welded with partition, the two avris middle position of upper end of the vibration bed is symmetrically welded with vertical bar, it is welded with cross bar between the upper end of vertical bar described in two groups, is symmetrically connected with four groups of curved steel spring plates between the fixed frame and vibration bed.A kind of good frog instruction food device of feeding effect of the present invention, equipped with stepper motor, lug boss, flexural spring steel plate, rewinding case, suction blower and blanking bench, the up and down motion for making shaft that connecting plate be driven to do rule, compartment by the power transmitting of stepper motor, make bed and then movement of shaking, the elastic force for cooperating flexural spring steel plate to generate, so that feed, as vibration bed jumps on one side, is advanced to the left on one side on vibration bed, feeding is carried out to frog.It is applicable in different operating situation, brings better prospect of the application.

Description

A kind of frog that feeding effect is good instruction food device
Technical field
The present invention relates to agricultural breeding field, in particular to a kind of frog that feeding effect is good instruction food device.
Background technique
Frog has the nature for eating living food, and when propagating frog artificially, immature frog lacks basic food ability, such as Fruit is not trained, and the survival rate of frog is very low, and massive losses will be brought to cultivation by dealing with improperly, so training froglet food is Propagate the critically important step of frog artificially;Traditional instruction food device is too simple, and froglet is uniformly placed on to elastic pad On son, while feed is dissipated into full cushion, bounces material by the take-off of frog, frog is able to have food;Which exists Frog and feed are put together and are easy pollution feed, influence the health of frog, while feed is unable to recycle stream by many drawbacks Dynamic, the movement of feed is irregular, is easy to be splashed to outside, and very big to the waste of feed, training effect is also bad, in use process In bring certain adverse effect, for this purpose, it is proposed that a kind of frog that feeding effect is good instruction food device.
Summary of the invention
The main purpose of the present invention is to provide a kind of frogs that feeding effect is good to instruct food device, can effectively solve background The problems in technology.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of frog that feeding effect is good instruction food device, including vibration bed, fixed frame, rewinding case and base plate, the vibration bed Positioned at the lower section of fixed frame, the upper end middle position of the vibration bed is welded with partition, in two avris of upper end of the vibration bed Between be symmetrically welded with vertical bar at position, cross bar, the lower end of the fixed frame are welded between the upper end of vertical bar described in two groups Four corners are welded with supporting leg, are symmetrically connected with four groups of curved steel spring plates, the fixed frame between the fixed frame and vibration bed The upper end middle position of frame is provided with shaft, and the position that the both ends of the shaft and fixed frame contact is provided with first Bearing, is movably installed with connecting plate between the shaft and cross bar, the internal sleeve that the shaft passes through connecting plate is equipped with the second axis It holds, the internal sleeve that the cross bar passes through connecting plate is equipped with 3rd bearing, it is provided with lug boss on the outside of the shaft middle position, The riveting that extends internally of the side of the fixed frame has support plate, and stepper motor, the stepping electricity are provided in the support plate One end of machine, which extends outwardly, is connected with No.1 sprocket wheel, and No. two sprocket wheels, the No.1 sprocket wheel and No. two chains are arranged in the shaft Chain is connected between wheel;
The rewinding case is located at the lower section of vibration one end of bed, and the rewinding case includes feed inlet, slideway, gather materials room and suction cover, The feed inlet is provided with the upper surface of rewinding case, and the slideway is arranged between feed inlet and the room that gathers materials, and the suction cover is solid It is scheduled on the inner wall for the room that gathers materials, the half cycle that one end of the suction cover extends outwardly across vibration bed is connected with conveying pipeline, the wind Machine base is arranged on the outside of one end of vibration bed, and the lower end of the base plate is fixedly installed two groups of columns, the base plate Inside be fixedly installed with suction blower, the lower end of the suction blower is connected with one end of conveying pipeline, the suction blower One end, which extends outwardly, is connected with discharge nozzle, and the base plate is welded with blanking bench close to the one side obliquely downward of vibration bed, described Blanking bench includes slope, main guide rail and divides guide rail, and the slope is located at the obliquely downward of discharge nozzle, the main guide rail and divide guide rail according to Secondary to be arranged on the inclined-plane of blanking bench, the two sides on the supporting leg close to vibration bed are symmetrically welded with frog standing plate.
Preferably, Double-layer elastic rubber pad is equipped on the vibration bed, and surface is shiny surface, the material of the vibration bed main body Material is aluminium alloy.
Preferably, the lower end of the flexural spring steel plate is in the shape that curves inwardly, the lug boss in the shaft and second The inner ring of Bearing inner is mutually fixed, center of the inner ring with the axis deviation shaft when shaft rotates, therefore the shaft Rotation drives connecting plate to do regular up and down motion.
Preferably, the stepper motor does 360 degree of step motion in the same direction, the output shaft and No.1 chain of the stepper motor Wheel connection.
Preferably, the section of the slideway is inclined inverted trapezoidal, and the inside of the discharge nozzle is equipped with decelerating barrier, institute Vertical height of the lower nozzle of discharge nozzle apart from slope is stated less than 3cm, the main guide rail and the gradient for dividing guide rail are 30-50 Degree.
Preferably, the iron hoop for welding frog standing plate is fixed on the supporting leg.
The present invention provides a kind of frog that feeding effect is good instruction food device, compared with prior art, tool by improving herein There are following improvement and advantage:
(1) by setting stepper motor, lug boss and flexural spring steel plate, drive shaft by the power transmitting of stepper motor Connecting plate does the up and down motion of rule, compartment, makes bed and then movement of shaking, and the elastic force that cooperation flexural spring steel plate generates makes to raise Material, as vibration bed jumps on one side, advances to the left on one side on vibration bed, carries out feeding, the food ability of training frog, instruction to frog It is good to practice effect, and raw material will not be polluted.
(2) feed is made certainly by feed in the mobile effect of vibration bed by setting rewinding case, suction blower and blanking bench It is dynamic to fall into rewinding case by centralized collection, then acted on by the suction of suction blower, keep feed evenly dispersed along blanking bench, drops back into To vibration bed, feeding is so recycled, high degree of automation is time saving and energy saving, and effectively reduces the waste of material.
(3) whole device is simple, reasonable design, easy operation, reduces aquaculture cost, improves working efficiency, the effect of feeding Fruit is more preferable relative to traditional approach.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of the frog that feeding effect is good instruction food device of the present invention;
Fig. 2 is a kind of enlarged view of the frog that feeding effect is good instruction food device fixed frame of the present invention;
Fig. 3 is a kind of plan view of the frog that feeding effect is good instruction food device partition of the present invention;
Fig. 4 is the installation site figure of second bearing in a kind of frog that feeding effect is good instruction food device shaft of the present invention;
Fig. 5 is a kind of sectional view of the frog that feeding effect is good instruction food device rewinding case of the present invention;
Fig. 6 is a kind of structure chart of the frog that feeding effect is good instruction food device blanking bench of the present invention.
In figure: 1, shake bed;2, fixed frame;3, rewinding case;31, feed inlet;32, slideway;33, gather materials room;34, suction Cover;4, base plate;5, partition;6, vertical bar;7, cross bar;8, supporting leg;9, flexural spring steel plate;10, shaft;11, first bearing; 12, connecting plate;13, second bearing;14,3rd bearing;15, lug boss;16, support plate;17, stepper motor;18, No.1 chain Wheel;19, No. two sprocket wheels;20, chain;21, conveying pipeline;22, column;23, suction blower;24, discharge nozzle;25, blanking bench;251, Slope;252, main guide rail;253, divide guide rail;26, frog standing plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
As shown in figures 1 to 6, a kind of frog that feeding effect is good instruction food device, including vibration bed 1, fixed frame 2, rewinding case 3 With base plate 4, the bed 1 that shakes is located at the lower section of fixed frame 2, and the upper end middle position for the bed 1 that shakes is welded with partition 5, plays point Cut the effect in frog food region, the two avris middle position of upper end of vibration bed 1 is symmetrically welded with vertical bar 6, two groups of vertical bars 6 it is upper Cross bar 7 is welded between end, the lower end four corners of fixed frame 2 are welded with supporting leg 8, play the work for supporting whole device Four groups of curved steel spring plates 9, the upper end middle position of fixed frame 2 are symmetrically connected with between, fixed frame 2 and vibration bed 1 It is provided with shaft 10, the position that the both ends of shaft 10 and fixed frame 2 contact is provided with first bearing 11, shaft 10 and cross Connecting plate 12 is movably installed between bar 7, the internal sleeve that shaft 10 passes through connecting plate 12 is equipped with second bearing 13, and cross bar 7 passes through The internal sleeve of connecting plate 12 is equipped with 3rd bearing 14, and 3rd bearing 14 is the bearing of fixed property, 10 middle position of shaft it is outer Side is provided with lug boss 15, and the riveting that extends internally of the side of fixed frame 2 has support plate 16, and stepping electricity is provided in support plate 16 Machine 17, one end of stepper motor 17, which extends outwardly, is connected with No.1 sprocket wheel 18, and No. two sprocket wheels 19, No.1 chain are arranged in shaft 10 Chain 20 is connected between wheel 18 and No. two sprocket wheels 19;
Rewinding case 3 is located at the lower section of vibration 1 one end of bed, and rewinding case 3 includes feed inlet 31, slideway 32, gather materials room 33 and suction cover 34, feed inlet 31 is provided with the upper surface of rewinding case 3, and slideway 32 is arranged between feed inlet 31 and the room 33 that gathers materials, suction cover 34 It is fixed on the inner wall for the room 33 that gathers materials, the half cycle that one end of suction cover 34 extends outwardly across vibration bed 1 is connected with conveying pipeline 21, wind Machine base 4 is arranged on the outside of one end of vibration bed 1, and the lower end of base plate 4 is fixedly installed two groups of columns 22, base plate 4 Inside is fixedly installed with suction blower 23, and the lower end of suction blower 23 is connected with one end of conveying pipeline 21, and the one of suction blower 23 End, which extends outwardly, is connected with discharge nozzle 24, and base plate 4 is welded with blanking bench 25, blanking close to the one side obliquely downward of vibration bed 1 Platform 25 includes slope 251, main guide rail 252 and divides guide rail 253, and slope 251 is located at the obliquely downward of discharge nozzle 24,252 He of main guide rail Divide guide rail 253 to be successively set on the inclined-plane of blanking bench 25, is symmetrically welded with frog standing close to the two sides of vibration bed 1 on supporting leg 8 Plate 26;
It is equipped with Double-layer elastic rubber pad on vibration bed 1, improves locomitivity of the feed on vibration bed 1, and surface is shiny surface, is subtracted Small relative friction forces, the material of vibration 1 main body of bed are aluminium alloy, mitigate weight loading, improve flexibility;Flexural spring steel plate 9 Lower end curves inwardly in the shape that curves inwardly in stress, so that the elastic force of opposite direction is obtained, the lug boss 15 in shaft 10 It is mutually fixed with the inner ring inside second bearing 13, the center of the axis deviation shaft 10 when inner ring is with the rotation of shaft 10, therefore The rotation of shaft 10 drives connecting plate 12 to do regular up and down motion;Stepper motor 17 does 360 degree of step motion in the same direction, i.e., and every One circle of clock inner shaft rotation every few seconds, output shaft and No.1 sprocket wheel 18 connection of stepper motor 17;The section of slideway 32 is inclined Inverted trapezoidal, the inside of discharge nozzle 24 are equipped with decelerating barrier, reduce discharging speed to the full extent, allow feed with parabola at a slow speed Mode drop down on slope 251, vertical height of the lower nozzle of discharge nozzle 24 apart from slope 251 be less than 3cm, 252 He of main guide rail The gradient for dividing guide rail 253 is 30-50 degree;The iron hoop for welding frog standing plate 26 is fixed on supporting leg 8;Stepper motor 17 Working principle with suction blower 23 is the prior art.
It should be noted that the present invention is that a kind of frog that feeding effect is good instruction food device directly will first when in use Feed is uniformly shed on vibration bed 1, and stepper motor 17 is started, and makes to turn by the transmitting of the power of No.1 sprocket wheel 18 and No. two sprocket wheels 19 Axis 10 does the rotation of compartment around two groups of first bearings 11, due in shaft 10 lug boss 15 and second bearing 13 inside Inner ring mutually fix, inner ring with shaft 10 rotate when axis deviation shaft 10 center, therefore shaft 10 rotation drive connect Fishplate bar 12 does the up and down motion of rule, to make to transmit power with the cross bar 7 that connecting plate 12 is socketed, entire vibration bed 1 is driven to do Lower movement, during up and down motion, compressing of four groups of curved steel spring plates 9 by inside pressure has and utilizes elastic reset Tendency, the superposition of two kinds of power is located at frog and stands so that feed be made, as vibration bed 1 jumps on one side, to advance to the left on one side in vibration bed 1 Vertical plate 26 sees the feed of bounce, frog can be induced to eat food, and completes food training, the feeding that the feed not being consumed moves to the left Material can directly be fallen in rewinding case 3 from vibration bed 1, fallen on and gathered materials in room 33 along feed inlet 31, the concentration of slideway 32, at this moment start Feed is sucked suction cover 34 using the negative pressure state of construction by the suction blower 23 on base plate 4 from the room 33 that gathers materials, then By the transport of conveying pipeline 21, slows down from the discharge nozzle 24 of suction blower 23 by baffle and spray, drop down onto the slope of blanking bench 25 On 251, freely and uniformly disperses by slope 251, scrolled down through from 252 upper end of main guide rail, and guide rail 253 is divided to divide more Then thin more well-balanced rolling is dropped back into vibration bed 1, so circulation feeding, more practical.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (6)

1. a kind of frog that feeding effect is good instruction food device, it is characterised in that: including bed (1), fixed frame (2), rewinding case of shaking (3) and base plate (4), vibration bed (1) are located at the lower section of fixed frame (2), the upper end middle position of vibration bed (1) It is welded with partition (5), the two avris middle position of upper end of vibration bed (1) is symmetrically welded with vertical bar (6), vertical bar described in two groups (6) it is welded between upper end cross bar (7), the lower end four corners of the fixed frame (2) are welded with supporting leg (8), described solid Determine to be symmetrically connected with four groups of curved steel spring plates (9) between frame (2) and vibration bed (1), among the upper end of the fixed frame (2) It is provided at position shaft (10), the position of the both ends of the shaft (10) and fixed frame (2) contact is provided with first Bearing (11) is movably installed with connecting plate (12) between the shaft (10) and cross bar (7), and the shaft (10) passes through connecting plate (12) internal sleeve is equipped with second bearing (13), and the internal sleeve that the cross bar (7) passes through connecting plate (12) is equipped with 3rd bearing (14), it is provided with lug boss (15) on the outside of shaft (10) middle position, the side of the fixed frame (2) extends internally Riveting has support plate (16), is provided with stepper motor (17) on the support plate (16), one end of the stepper motor (17) to Outer extension is connected with No.1 sprocket wheel (18), is arranged with No. two sprocket wheels (19) on the shaft (10), the No.1 sprocket wheel (18) and Chain (20) are connected between No. two sprocket wheels (19);
The rewinding case (3) is located at the lower section of vibration (1) one end of bed, and the rewinding case (3) includes feed inlet (31), slideway (32), gather materials room (33) and suction cover (34), and the feed inlet (31) is provided with the upper surface of rewinding case (3), the slideway (32) it is arranged between feed inlet (31) and the room that gathers materials (33), the suction cover (34) is fixed on the inner wall of the room that gathers materials (33), The half cycle that one end of the suction cover (34) extends outwardly across vibration bed (1) is connected with conveying pipeline (21), the base plate (4) It is arranged on the outside of one end of vibration bed (1), the lower end of the base plate (4) is fixedly installed two groups of columns (22), the blower The inside of pedestal (4) is fixedly installed with suction blower (23), the lower end of the suction blower (23) and one end of conveying pipeline (21) Connection, one end of the suction blower (23), which extends outwardly, to be connected with discharge nozzle (24), and the base plate (4) is close to vibration bed (1) one side obliquely downward is welded with blanking bench (25), and the blanking bench (25) includes slope (251), main guide rail (252) and divides Guide rail (253), the slope (251) are located at the obliquely downward of discharge nozzle (24), the main guide rail (252) and divide guide rail (253) according to Secondary to be arranged on the inclined-plane of blanking bench (25), the two sides on the supporting leg (8) close to vibration bed (1) are symmetrically welded with frog standing plate (26).
2. a kind of good frog instruction food device of feeding effect according to claim 1, it is characterised in that: the vibration bed (1) On be equipped with Double-layer elastic rubber pad, and surface is shiny surface, and the material of described vibration bed (1) main body is aluminium alloy.
3. a kind of good frog instruction food device of feeding effect according to claim 1, it is characterised in that: the flexural spring The lower end of steel plate (9) is interior inside the lug boss (15) and second bearing (13) on the shaft (10) in the shape that curves inwardly Circle is mutually fixed, the center of the axis deviation shaft (10) when inner ring is with the shaft (10) rotation, therefore the shaft (10) Rotation drives connecting plate (12) to do regular up and down motion.
4. a kind of good frog instruction food device of feeding effect according to claim 1, it is characterised in that: the stepper motor (17) 360 degree of step motion in the same direction, output shaft and No.1 sprocket wheel (18) connection of the stepper motor (17) are done.
5. a kind of good frog instruction food device of feeding effect according to claim 1, it is characterised in that: the slideway (32) Section be inclined inverted trapezoidal, the inside of the discharge nozzle (24) is equipped with decelerating barrier, the down tube of the discharge nozzle (24) Vertical height of the mouth apart from slope (251) is less than (3) cm, and the main guide rail (252) and the gradient for dividing guide rail (253) are 30- 50 degree.
6. a kind of good frog instruction food device of feeding effect according to claim 1, it is characterised in that: the supporting leg (8) On be fixed with iron hoop for welding frog standing plate (26).
CN201811641743.1A 2018-12-29 2018-12-29 A kind of frog that feeding effect is good instruction food device Withdrawn CN109566535A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811641743.1A CN109566535A (en) 2018-12-29 2018-12-29 A kind of frog that feeding effect is good instruction food device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811641743.1A CN109566535A (en) 2018-12-29 2018-12-29 A kind of frog that feeding effect is good instruction food device

Publications (1)

Publication Number Publication Date
CN109566535A true CN109566535A (en) 2019-04-05

Family

ID=65932718

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811641743.1A Withdrawn CN109566535A (en) 2018-12-29 2018-12-29 A kind of frog that feeding effect is good instruction food device

Country Status (1)

Country Link
CN (1) CN109566535A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112970675A (en) * 2021-05-08 2021-06-18 通威股份有限公司 Feeding equipment and feeding method for rice field cultivation of frogs

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112970675A (en) * 2021-05-08 2021-06-18 通威股份有限公司 Feeding equipment and feeding method for rice field cultivation of frogs

Similar Documents

Publication Publication Date Title
CN112173547B (en) Belt conveyor with mechanical vibration screening function
CN208639317U (en) The device of cleaning is collected and automatically delivered to a kind of henhouse chicken manure
CN109566535A (en) A kind of frog that feeding effect is good instruction food device
CN112374182A (en) Grain storage is with throwing material device that has empty grain screening structure
CN212943141U (en) Novel domestic waste handles with handling that has broken structure and be convenient for letter sorting device
CN207825142U (en) A kind of concrete vibrating stand
CN107787896A (en) One kind feeds intake the wider array of charging device of scope
CN212065330U (en) Novel meat duck breeding cage
CN208768896U (en) A kind of squash type Chinese chestnut decorticator
CN110500868A (en) A kind of edible mushroom fast-collection device after drying
CN109089741A (en) A kind of rotary automatic vaccination device of edible mushroom
CN201967342U (en) Combine harvester
CN209949895U (en) Matrimony vine harvester
CN108580277A (en) A kind of clast screening plant
CN209651158U (en) A kind of organic fertilizer production lifting device
CN1951579A (en) A combined cleaning sift
CN207105161U (en) A kind of bamboo cane for ring of taking removes blue or green machine
CN107637284A (en) Low broken sunflower de-seeding machine
CN201846634U (en) Sorghum threshing machine
CN107096733A (en) Fallen leaves cleaning plant at the top of a kind of bushes
CN113289753A (en) Wood raw material multi-stage crushing device
CN209003713U (en) A kind of cleaning machine for vegetable surface drug
CN206452794U (en) A kind of environmentally friendly retracting device of lawn garbage
CN207125274U (en) A kind of efficiently cooked egg is shelled shell pulverizer
CN111731775A (en) Quail egg screening and conveying equipment

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
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20190405