CN108856360A - A kind of letter box arrangement of operation readiness - Google Patents
A kind of letter box arrangement of operation readiness Download PDFInfo
- Publication number
- CN108856360A CN108856360A CN201810664691.3A CN201810664691A CN108856360A CN 108856360 A CN108856360 A CN 108856360A CN 201810664691 A CN201810664691 A CN 201810664691A CN 108856360 A CN108856360 A CN 108856360A
- Authority
- CN
- China
- Prior art keywords
- bottom end
- face
- chamber
- push plate
- regulation
- 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- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
Abstract
The invention discloses a kind of letter box arrangements of operation readiness, including the processing rack being mounted on the downside of movable boom, first sliding groove is equipped in the processing rack, being slidably installed in the first sliding groove has the first push plate, the first push plate bottom end face bilateral symmetry is installed with connecting rod, the connecting rod is pierced by outside the processing rack bottom end face and is slidably connected therewith, the connecting rod bottom end is installed with header board, the header board runs through equipped with cavity up and down, bilateral symmetry is equipped with SWALLOW TAIL CAVITY in the header board bottom end face, being slidably installed in the SWALLOW TAIL CAVITY has dovetails, the dovetails are far fitted with the first pressure spring towards press in the SWALLOW TAIL CAVITY of the side of the cavity, the dovetails bottom end face is installed with locating back, the opposite side end face of the locating back of the left and right sides is equipped with inclined edge surfaces.
Description
Technical field
The present invention relates to mailbox technical field, specially a kind of letter box arrangement of operation readiness.
Background technique
When mailbox is processed, the panel of mailbox cabinet is flattened and the work of pressure hole is essential, currently, being usually used alone
Flattening equipment or pressure hole equipment work, and the switching of two kinds of equipment is inconvenient for use, to reduce working efficiency, increases and sets
Standby purchase cost, therefore, it is necessary to improve.
Summary of the invention
The purpose of the present invention is to provide a kind of letter box arrangements of operation readiness, in the prior art above-mentioned scarce for overcoming
It falls into.
A kind of letter box arrangement of operation readiness according to the present invention, including the processing rack being mounted on the downside of movable boom,
First sliding groove is equipped in the processing rack, being slidably installed in the first sliding groove has the first push plate, first top
Push plate bottom end face bilateral symmetry is installed with connecting rod, and the connecting rod is pierced by outside the processing rack bottom end face and sliding is matched therewith
Connection is closed, the connecting rod bottom end is installed with header board, and the header board runs through equipped with cavity up and down, the header board bottom
Bilateral symmetry is equipped with SWALLOW TAIL CAVITY in end face, and being slidably installed in the SWALLOW TAIL CAVITY has dovetails, and the dovetails are far towards described
Press is fitted with the first pressure spring in the SWALLOW TAIL CAVITY of the side of cavity, and the dovetails bottom end face is installed with pressing
Plate, the opposite side end face of the locating back of the left and right sides are equipped with inclined edge surfaces, bilateral symmetry in the first sliding groove inner roof wall
Equipped with the first hole slot, the first hole slot outboard end connection be equipped with upwardly extend set in it is same turn chamber, it is described with turn chamber with it is described
Be rotatably assorted the first Coupling Shaft for being equipped with and being symmetrical set between first hole slot, described with turn intracavitary first switching
Axis outer surface is installed with driving pulley, and first Coupling Shaft outer surface in first hole slot is installed with the first eccentric wheel,
First eccentric wheel is abutted with first push plate, and the described of the left and right sides is equipped with second with turning to be rotatably assorted between chamber
Coupling Shaft, the second Coupling Shaft left and right sides extending end put in the same turn intracavitary and outer surface and are installed with driven pulley,
Transmission is connected with conveyer belt between the driven pulley and the driving pulley, is equipped with transmission cavity in the processing rack,
Second Coupling Shaft is put in the transmission cavity and outer surface is installed with the first taper cone pulley, and first taper cone pulley bottom end is mutual
It engages and is equipped with the second taper cone pulley, the first regulation chamber is equipped in the processing rack, described first regulates and controls on the upside of chamber inner left wall
Connection is equipped with the second regulation chamber, is rotatably assorted between the second regulation chamber and the transmission cavity and is equipped with the first turning sleeve, institute
It states the first turning sleeve to be fixedly connected with second taper cone pulley, the first spline chamber is equipped in the first turning sleeve bottom end face,
Intracavitary be slidably installed of first regulation has slip base, and intracavitary be slidably installed of second regulation has and the sliding
The protrusion of seat integral structure, is installed with the first motor in the protrusion, the output shaft on first motor top is fixed
Have to the first splined shaft with the mating connection of the first spline chamber, the output shaft of first motor bottom end is fixed
Have the second splined shaft, be equipped with groove in the first regulation chamber inner left wall on the downside of the second regulation chamber, the groove with it is described
Be rotatably assorted the second turning sleeve be installed between second regulation chamber, be equipped in the second turning sleeve top end surface to it is described
Second spline chamber of the mating connection of the second splined shaft, second turning sleeve bottom end are installed with third taper cone pulley, and described
It is intracavitary that triconic wheel puts in first regulation, and pressure pole, inner wall on the right side of the first regulation chamber are equipped in the slip base
Interior to be equipped with regulation component, the processing rack top is additionally provided with holding mechanism.
Further technical solution, the pressure pole includes the second sliding slot being arranged in the slip base, and described
Being slidably installed in two sliding slots has the second push plate, and bilateral symmetry is equipped with the second pressure spring on the downside of second push plate, described
Second push plate bottom end face center is installed with pressure hole head, and the pressure hole head is through the slip base bottom end face and stretches out institute
It states outside processing rack bottom end face, the second hole slot is equipped in the second sliding slot inner roof wall, is rotatably assorted in second hole slot
Third Coupling Shaft is installed, extending end stretches out the slip base left end face on the left of the third Coupling Shaft and end is installed with
To with intermeshing 4th taper cone pulley of the third taper cone pulley, third Coupling Shaft outer surface be installed with second bias
Wheel, second eccentric wheel are abutted with second push plate.
Further technical solution, the regulation component include the third being arranged on the right side of the first regulation chamber in inner wall
Sliding slot, being slidably installed in the third sliding slot has slipping block, and the slipping block is fixedly connected with the slip base, the cunning
It moves block screw-internal thread fit and screw rod is installed, screw rod bottom extending end and the third sliding slot inner bottom wall are rotatably assorted company
It connects, the screw tip extending end has been connected by power the second motor, and second motor outer surface is fixedly arranged on described
In three sliding slot inner roof walls.
Further technical solution is worn through being equipped with up and down to what pressure hole head passed through in first push plate
Mouthful, the pressure hole head may pass through the cavity.
Further technical solution, the first sliding groove inner bottom wall is interior equipped with pressure spring chamber, described to press the described of hole head periphery
Press is fitted with third pressure spring between pressure spring bottom of chamber wall and the first push plate bottom end face.
Further technical solution, the holding mechanism include that bilateral symmetry is installed in the processing rack top end surface
Even block, the even block top are installed with hand-held pole.
The beneficial effects of the invention are as follows：The configuration of the present invention is simple, it is easy to operate, it is whole that processing rack is moved by movable arm suspending belt
Body, which is moved to, needs Working position, and the first motor of starting rotates the second taper cone pulley, and the rotation of the second taper cone pulley makes the first bias
Wheel rotation, due to the resilient force of third pressure spring, the first eccentric wheel back and forth presses the first push plate, so that locating back carries out
Work is up and down reciprocatingly flattened, when needing that hole is pressed to work, the second motor of starting drives slipping block to glide, and slipping block drives sliding
Seat is snapped down to the first regulation bottom of chamber end, at this point, the first splined shaft completely disengages the first spline chamber, the second splined shaft puts in the completely
Two splines are intracavitary, meanwhile, the 4th taper cone pulley is engaged with third taper cone pulley, pressure hole head fully extended locating back bottom end from cavity
Outside face, so that the first motor drives the rotation of third taper cone pulley, third taper cone pulley drives the rotation of the second eccentric wheel, due to the second pressure
The resilient force of spring, the second eccentric wheel back and forth press the second push plate, so that hole head is pressed to carry out up and down reciprocatingly pressure hole work,
The present invention effectively passes through pressure hole head and uses with locating back switching, effectively reduces equipment purchase use cost, and the present invention is cut
Change it is easy to use, operate it is convenient, effectively reduce mailbox processing manual steps.
Detailed description of the invention
Fig. 1 is a kind of letter box arrangement inside overall structure diagram of operation readiness in the present invention；
Fig. 2 is the partial enlargement structural representation in Fig. 1.
Specific embodiment
Below with reference to Fig. 1-2, the present invention is described in detail.
Referring to Fig.1-2, the letter box arrangement of a kind of operation readiness of embodiment according to the present invention, including it is mounted on movable hanging
The processing rack 100 of 126 downside of arm, the processing rack 100 is interior to be equipped with first sliding groove 101, sliding in the first sliding groove 101
It is fitted with the first push plate 114,114 bottom end face of the first push plate bilateral symmetry is installed with connecting rod 103, the company
Bar 103 is pierced by outside 100 bottom end face of processing rack and is slidably connected therewith, and 103 bottom end of connecting rod is fixed
There is header board 104, about 104 header board, which runs through, is equipped with cavity 106, bilateral symmetry in 104 bottom end face of header board
Equipped with SWALLOW TAIL CAVITY 111, being slidably installed in the SWALLOW TAIL CAVITY 111 has dovetails 108, and the dovetails 108 are far towards described logical
Press is fitted with the first pressure spring 109 in the SWALLOW TAIL CAVITY 111 of the side of chamber 106, and 108 bottom end face of dovetails is solid
Equipped with locating back 105, the opposite side end face of the locating back 105 of the left and right sides is equipped with inclined edge surfaces 107, the first sliding groove
Bilateral symmetry is equipped with the first hole slot 115 in 101 inner roof walls, and the 115 outboard end connection of the first hole slot, which is equipped with, to be upwardly extended and set
It is same turn chamber 132, it is described with for being equipped with and being symmetrical set that turn to be rotatably assorted between chamber 132 and first hole slot 115
One Coupling Shaft 138, it is described to be installed with driving pulley 139 with 138 outer surface of the first Coupling Shaft for turning in chamber 132, described the
138 outer surface of the first Coupling Shaft in one hole slot 115 is installed with the first eccentric wheel 116, first eccentric wheel 116 and institute
The first push plate 114 abutting is stated, the described of the left and right sides is equipped with the second Coupling Shaft 128, institute with turning to be rotatably assorted between chamber 132
State 128 left and right sides extending end of the second Coupling Shaft put in it is described with turning in chamber 132 and outer surface is installed with driven pulley 127,
It is driven between the driven pulley 127 and the driving pulley 139 and is connected with conveyer belt 131, in the processing rack 100
Equipped with transmission cavity 125, second Coupling Shaft 128 is put in the transmission cavity 125 and outer surface is installed with the first taper cone pulley
123,123 bottom end of the first taper cone pulley intermeshing is equipped with the second taper cone pulley 124, is equipped with first in the processing rack 100
Regulate and control chamber 137, connection is equipped with the second regulation chamber 122, the second regulation chamber at the first regulation 137 inner left wall of chamber upside
It is rotatably assorted between 122 and the transmission cavity 125 and first turning sleeve 146 is installed, first turning sleeve 146 and described second
Taper cone pulley 124 is fixedly connected, and the first spline chamber 145, the first regulation chamber are equipped in 146 bottom end face of the first turning sleeve
Being slidably installed in 137 has slip base 151, and being slidably installed in the second regulation chamber 122 has and the slip base 151
The protrusion 142 of integral structure is installed with the first motor 144 in the protrusion 142,144 top of the first motor
Output shaft is installed with to the first splined shaft 147 with the mating connection of the first spline chamber 145, first motor
The output shaft of 144 bottom ends is installed with the second splined shaft 143, and described the first of 122 downside of the second regulation chamber regulates and controls in 137 left side of chamber
It is equipped with groove 117 in wall, is rotatably assorted between the groove 117 and the second regulation chamber 122 and second turning sleeve is installed
119,119 top end surface of the second turning sleeve is interior to be equipped with to second with the mating connection of second splined shaft 143
Spline chamber 121,119 bottom end of the second turning sleeve are installed with third taper cone pulley 118, and the third taper cone pulley 118 puts in described
In first regulation chamber 137, it is equipped with pressure pole in the slip base 151, is equipped with and adjusts in the first regulation 137 right side inner wall of chamber
Control component, 100 top of processing rack are additionally provided with holding mechanism.
Valuably or illustratively, the pressure pole includes the second sliding slot 156 being arranged in the slip base 151,
Being slidably installed in the second sliding slot 156 has the second push plate 155, and the 155 downside bilateral symmetry of the second push plate is set
There is the second pressure spring 157, the 155 bottom end face center of the second push plate is installed with pressure hole head 112, and the pressure hole head 112 passes through
It wears 151 bottom end face of slip base and stretches out outside 100 bottom end face of processing rack, 156 inner roof wall of second sliding slot
It is inside equipped with the second hole slot 152, is rotatably assorted in second hole slot 152 and third Coupling Shaft 154 is installed, the third Coupling Shaft
154 left side extending ends stretch out 151 left end face of slip base and end be installed with to 118 phase of third taper cone pulley
The 4th taper cone pulley 141 mutually engaged, 154 outer surface of third Coupling Shaft are installed with the second eccentric wheel 153, and described second is eccentric
Wheel 153 is abutted with second push plate 155, carries out the work of pressure hole to mailbox cabinet panel to automatically control.
Valuably or illustratively, the regulation component includes being arranged in the first regulation 137 right side inner wall of chamber
Third sliding slot 136, being slidably installed in the third sliding slot 136 has slipping block 134, the slipping block 134 and the sliding
Seat 151 is fixedly connected, and 134 screw-internal thread fit of slipping block is equipped with screw rod 135, the 135 bottom extending end of screw rod with
136 inner bottom wall of third sliding slot is rotatably assorted connection, and the 135 top extending end of screw rod has been connected by power the second motor
133,133 outer surface of the second motor is fixedly arranged in 136 inner roof wall of third sliding slot, to automatically control the sliding
Seat 151 lift adjustments work.
Valuably or illustratively, run through to be equipped with up and down in first push plate 114 and be passed through to the pressure hole head 112
Wear mouth, the pressure hole head 112 may pass through the cavity 106.
Valuably or illustratively, pressure spring chamber 102 is equipped in 101 inner bottom wall of first sliding groove, outside the pressure hole 112
Press is fitted with third pressure spring between 102 bottom wall of pressure spring chamber and 114 bottom end face of the first push plate in week
113, so that automatic first push plate 114 resets work.
Valuably or illustratively, the holding mechanism includes that bilateral symmetry is installed in 100 top end of processing rack
Company's block 201 in face, even 201 top of block is installed with hand-held pole 202, so that the present apparatus is carried in easy disassembly.
When needing the panel to mailbox cabinet to carry out pressing work, drive processing rack 100 whole by movable boom 126
Body, which is moved to, needs Working position, and the first motor 144 of starting rotates the second taper cone pulley 124, and the rotation of the second taper cone pulley 124 makes
The rotation of first eccentric wheel 116, due to the resilient force of third pressure spring 113, the first eccentric wheel 116 is past to the first push plate 114
Multiple press, when needing that hole is pressed to work, starts 133 band of the second motor so that locating back 105 is up and down reciprocatingly flattened work
Dynamic slipping block 134 glides, and slipping block 134 drives slip base 151 to be snapped down to 137 bottom end of the first regulation chamber, at this point, the first splined shaft
147 completely disengage the first spline chamber 145, and the second splined shaft 143 is put in completely in the second spline chamber 121, meanwhile, the 4th taper cone pulley
141 engage with third taper cone pulley 118, press hole head 112 outside 105 bottom end face of locating back fully extended in cavity 106, thus the
One motor 144 drives third taper cone pulley 118 to rotate, and third taper cone pulley 118 drives the rotation of the second eccentric wheel 153, due to second
The resilient force of pressure spring 157, the second eccentric wheel 153 is to the second back and forth press of push plate 155, so that hole head 112 be pressed to carry out
Lower reciprocal pressure hole work.
The beneficial effects of the invention are as follows：The configuration of the present invention is simple, it is easy to operate, it is whole that processing rack is moved by movable arm suspending belt
Body, which is moved to, needs Working position, and the first motor of starting rotates the second taper cone pulley, and the rotation of the second taper cone pulley makes the first bias
Wheel rotation, due to the resilient force of third pressure spring, the first eccentric wheel back and forth presses the first push plate, so that locating back carries out
Work is up and down reciprocatingly flattened, when needing that hole is pressed to work, the second motor of starting drives slipping block to glide, and slipping block drives sliding
Seat is snapped down to the first regulation bottom of chamber end, at this point, the first splined shaft completely disengages the first spline chamber, the second splined shaft puts in the completely
Two splines are intracavitary, meanwhile, the 4th taper cone pulley is engaged with third taper cone pulley, pressure hole head fully extended locating back bottom end from cavity
Outside face, so that the first motor drives the rotation of third taper cone pulley, third taper cone pulley drives the rotation of the second eccentric wheel, due to the second pressure
The resilient force of spring, the second eccentric wheel back and forth press the second push plate, so that hole head is pressed to carry out up and down reciprocatingly pressure hole work,
The present invention effectively passes through pressure hole head and uses with locating back switching, effectively reduces equipment purchase use cost, and the present invention is cut
Change it is easy to use, operate it is convenient, effectively reduce mailbox processing manual steps.
Those skilled in the art can define, can in the case of not departing from overall spirit of the invention and design
To make the various modifications for above embodiments.It falls within the scope of protection of the present invention.Protection scheme of the invention
It is subject to claims appended hereto.
Claims (6)
1. a kind of letter box arrangement of operation readiness, including the processing rack being mounted on the downside of movable boom, it is characterised in that：It is described
First sliding groove is equipped in processing rack, being slidably installed in the first sliding groove has the first push plate, first push plate
Bottom end face bilateral symmetry is installed with connecting rod, and the connecting rod is pierced by that the processing rack bottom end face is outer and the company of being slidably matched therewith
It connects, the connecting rod bottom end is installed with header board, and the header board runs through equipped with cavity up and down, the header board bottom end face
Interior bilateral symmetry is equipped with SWALLOW TAIL CAVITY, and being slidably installed in the SWALLOW TAIL CAVITY has dovetails, and the dovetails are far towards the cavity
Side the SWALLOW TAIL CAVITY in press be fitted with the first pressure spring, the dovetails bottom end face is installed with locating back, left
The opposite side end face of the locating back of right two sides is equipped with inclined edge surfaces, and bilateral symmetry is equipped with the in the first sliding groove inner roof wall
One hole slot, the first hole slot outboard end connection be equipped with upwardly extend set in it is same turn chamber, it is described with turning chamber and first hole
Be rotatably assorted the first Coupling Shaft for being equipped with and being symmetrical set between slot, described with turn intracavitary the first Coupling Shaft appearance
Face is installed with driving pulley, and first Coupling Shaft outer surface in first hole slot is installed with the first eccentric wheel, and described
One eccentric wheel is abutted with first push plate, and the described of the left and right sides is equipped with the second switching with turning to be rotatably assorted between chamber
Axis, the second Coupling Shaft left and right sides extending end puts in the same turn intracavitary and outer surface and is installed with driven pulley, described
Transmission is connected with conveyer belt between driven pulley and the driving pulley, and transmission cavity is equipped in the processing rack, described
Second Coupling Shaft is put in the transmission cavity and outer surface is installed with the first taper cone pulley, the intermeshing of first taper cone pulley bottom end
The first regulation chamber, connection at the first regulation chamber inner left wall upside are equipped with equipped with the second taper cone pulley, in the processing rack
Equipped with the second regulation chamber, it is rotatably assorted the first turning sleeve is installed between the second regulation chamber and the transmission cavity, described the
One turning sleeve is fixedly connected with second taper cone pulley, and the first spline chamber is equipped in the first turning sleeve bottom end face, described
First intracavitary be slidably installed of regulation has slip base, and intracavitary be slidably installed of second regulation has and the slip base one
The protrusion of body formula structure is installed with the first motor in the protrusion, and the output shaft on first motor top is fixed useful
With the first splined shaft with the mating connection of the first spline chamber, the output shaft of first motor bottom end is installed with
Two splined shafts, second regulation chamber on the downside of it is described first regulation chamber inner left wall in be equipped with groove, the groove and described second
It is rotatably assorted the second turning sleeve is installed between regulation chamber, be equipped in the second turning sleeve top end surface to described second
Second spline chamber of the mating connection of splined shaft, second turning sleeve bottom end are installed with third taper cone pulley, the third cone
It is intracavitary that shape wheel puts in first regulation, and pressure pole is equipped in the slip base, is set in inner wall on the right side of the first regulation chamber
There is regulation component, the processing rack top is additionally provided with holding mechanism.
2. a kind of letter box arrangement of operation readiness according to claim 1, it is characterised in that：The pressure pole includes setting
The second sliding slot in the slip base is set, being slidably installed in the second sliding slot has the second push plate, second top
Bilateral symmetry is equipped with the second pressure spring on the downside of push plate, and the second push plate bottom end face center is installed with pressure hole head, the pressure
Hole head is through the slip base bottom end face and stretches out outside the processing rack bottom end face, sets in the second sliding slot inner roof wall
There is the second hole slot, is rotatably assorted in second hole slot and third Coupling Shaft is installed, extending end on the left of the third Coupling Shaft
Stretch out the slip base left end face and end be installed with to intermeshing 4th taper cone pulley of the third taper cone pulley, institute
It states third Coupling Shaft outer surface and is installed with the second eccentric wheel, second eccentric wheel is abutted with second push plate.
3. a kind of letter box arrangement of operation readiness according to claim 1 or 2, it is characterised in that：The regulation component packet
The third sliding slot being arranged on the right side of the first regulation chamber in inner wall is included, being slidably installed in the third sliding slot has sliding
Block, the slipping block are fixedly connected with the slip base, and the slipping block screw-internal thread fit is equipped with screw rod, the screw rod bottom
Extending end is rotatably assorted with the third sliding slot inner bottom wall and connect, and the screw tip extending end has been connected by power the second electricity
Motivation, second motor outer surface are fixedly arranged in the third sliding slot inner roof wall.
4. a kind of letter box arrangement of operation readiness according to claim 1 or 2, it is characterised in that：First push plate
Interior to wear mouth through equipped with what is passed through to pressure hole head up and down, the pressure hole head may pass through the cavity.
5. a kind of letter box arrangement of operation readiness according to claim 1 or 2, it is characterised in that：In the first sliding groove
It is equipped with pressure spring chamber in bottom wall, is pushed up between the pressure spring bottom of chamber wall and the first push plate bottom end face of the pressure hole head periphery
Press-fit is equipped with third pressure spring.
6. a kind of letter box arrangement of operation readiness according to claim 1, it is characterised in that：The holding mechanism includes a left side
The right side is symmetrically installed in company's block of the processing rack top end surface, and the even block top is installed with hand-held pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810664691.3A CN108856360A (en) | 2018-06-25 | 2018-06-25 | A kind of letter box arrangement of operation readiness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810664691.3A CN108856360A (en) | 2018-06-25 | 2018-06-25 | A kind of letter box arrangement of operation readiness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108856360A true CN108856360A (en) | 2018-11-23 |
Family
ID=64294540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810664691.3A Withdrawn CN108856360A (en) | 2018-06-25 | 2018-06-25 | A kind of letter box arrangement of operation readiness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108856360A (en) |
-
2018
- 2018-06-25 CN CN201810664691.3A patent/CN108856360A/en not_active Withdrawn
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Application publication date: 20181123 |