CN112400468A - Forestry is with based on auxiliary device is picked to living branch pine leaf - Google Patents
Forestry is with based on auxiliary device is picked to living branch pine leaf Download PDFInfo
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- CN112400468A CN112400468A CN202011264362.3A CN202011264362A CN112400468A CN 112400468 A CN112400468 A CN 112400468A CN 202011264362 A CN202011264362 A CN 202011264362A CN 112400468 A CN112400468 A CN 112400468A
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- pine
- clamping
- forestry
- fixed
- auxiliary device
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D46/00—Picking of fruits, vegetables, hops, or the like; Devices for shaking trees or shrubs
Abstract
The invention belongs to the technical field of forestry equipment, in particular to a live branch and pine needle picking-based auxiliary device for forestry, which aims at solving the problem that pine needles need to be broken to damage trees in the prior art during picking of pine needles. When the pine needle peeling machine is used, when pine needles on pine branches need to be picked, the head of the pine branches are fixed by the clamping mechanism, the rod bodies of the pine branches are clamped between the two clamping laths, the pine branches are straightened under the action of the compression spring, and then the two arc-shaped scraping rods encircling the outer walls of the pine branches are controlled to move towards one end far away from the head, so that the pine needles can be slowly peeled from the pine branches.
Description
Technical Field
The invention relates to the technical field of forestry equipment, in particular to a live branch and pine needle picking auxiliary device for forestry.
Background
Pine needles are common pine leaves in rural areas, and pine needles are used as custom pine needles. For people in mountain areas, the pine hair can be used widely, can be used as a carpet, a dining table, a fire source and a crop, can be used for drinking water and tea, can be used as a medicine for treating diseases, and can play an irreplaceable role in production. After various rapeseed and rice seeds are spread, the seeds can be used as a covering material, and some konjak and potato farmers also like to spread pine hair on the surface of moist soil to inhibit part of weeds from growing.
However, at present, most of people pick pine needles manually, the pine branches are broken firstly during picking, then the pine needles are pulled down from the pine branches one by one, so that the damage to the pine is huge, the surface of the pine needles has certain oiliness, the hand of a user can be damaged by manual picking, the growth of the pine can be influenced under the condition of large using amount, and therefore the pine needle picking device capable of avoiding the branch breaking is needed.
Disclosure of Invention
The invention provides a live branch-based pine needle picking auxiliary device for forestry, which aims to overcome the problem that pine branches need to be broken to damage trees in the prior art for picking pine needles.
In order to achieve the purpose, the invention adopts the following technical scheme: a live branch and pine needle picking-based auxiliary device for forestry comprises a lifting device arranged on a trolley base, wherein the top end of the lifting device is rotatably connected with a mechanical arm rod, the top end of the mechanical arm rod is fixedly provided with a C-shaped steel cross beam and a fixed plate box which are connected together, the fixed plate box is fixed at the end part of the C-shaped steel cross beam through a bolt, the end part, close to the C-shaped steel cross beam, of the inner wall of the fixed plate box is fixedly provided with a servo motor, the top end of an output shaft of the servo motor is fixedly provided with a transmission screw rod through a coupler, the outer wall of the transmission screw rod is sleeved with a rectangular sliding block II, two side moments, close to a pine needle, of the lower surface of the rectangular sliding block II are provided with mounting holes, inserting rods are inserted into the two mounting holes, the bottom ends of the inserting rods are respectively fixedly provided with symmetrical arc scraping rods, one end, far away from the, and the end fixing that the top of C shaped steel crossbeam is close to the bar hole has dog I, the one end sliding connection who keeps away from the fixed plate box in the spout of C shaped steel crossbeam has rectangle slider I, and the top of rectangle slider I is fixed with dog II, be fixed with same root compression spring between dog I and the dog II, and the lower fixed surface of rectangle slider I has two centre gripping laths, open the side of fixed plate box has the circular port that scrapes the drum that the pole constitutes with the axle center and distribute with the arc, and be provided with fixture in the circular port.
According to the preferable scheme of the invention, the side surface of the rectangular sliding block II is provided with a self-locking screw hole matched with the diameter of the transmission screw, and the upper surface and the lower surface of the rectangular sliding block II are provided with rollers close to four corners.
In a preferred embodiment of the present invention, the outer edge of the arc-shaped scraping bar near one side of the clamping slats is rounded, and the bottom ends of the two clamping slats are set to be tips.
In a preferable scheme of the invention, the opposite sides of the two clamping laths close to the bottom end edge are both provided with chamfer slopes.
As a preferable scheme in the invention, rectangular clamping grooves are formed in the opposite sides of the two clamping laths close to the bottom ends, and rubber clamping blocks are embedded in the two rectangular clamping grooves.
As the preferable scheme in the invention, the middle parts of the two clamping laths are respectively provided with coaxially distributed round holes, and the same fastening bolt is inserted between the two round holes.
The clamping mechanism comprises a guide barrel inserted in the fixed plate box, a support tube fixed at the end part of the guide barrel, an external threaded tube sleeved on the outer wall of the support tube and two arc-shaped clamping rods symmetrically distributed at the end part of the support tube, wherein the outer wall of the external threaded tube is in threaded connection with a propelling sleeve.
As a preferable scheme in the invention, the same spring support rod is fixed between the two arch-shaped clamping rods.
As the preferable scheme in the invention, arc-shaped clamping plates are fixed at one ends of the two arc-shaped clamping rods far away from the supporting tube, and anti-skidding blocks distributed at equal intervals are fixed at the opposite sides of the arc-shaped clamping plates.
As a preferable scheme in the invention, an internal threaded pipe is embedded in one side of the fixed plate box close to the lifting device, and an external threaded adjusting pipe screwed with the internal threaded pipe is sleeved on the outer wall of the guide barrel.
To sum up, the beneficial effect in this scheme is:
1. according to the active branch-based pine needle picking auxiliary device for the forestry, the two arc-shaped scraping rods sleeved on the outer wall of the supporting rod are arranged, when pine needles on pine branches need to be picked in use, the head of the pine branches are fixed by the clamping mechanism, then the rod bodies of the pine branches are clamped between the two clamping laths, the pine branches can be straightened under the action of the compression spring, and then the two arc-shaped scraping rods encircling the outer walls of the pine branches are controlled to move towards one end far away from the head, so that the pine needles can be slowly peeled from the pine branches;
2. according to the auxiliary device for picking pine leaves on live branches for the forestry, the rubber clamping block arranged between the two clamping strips can tightly clamp the rod body of the pine branch when the two clamping strips clamp the rod body of the pine branch in use, and the phenomenon that the surface is crushed by the hard clamping strips due to overlarge clamping force is avoided;
3. according to the active branch and pine leaf picking auxiliary device for the forestry, the propelling sleeve which is screwed on the outer wall of the external thread pipe is arranged, so that when the propelling sleeve is rotated in use, the gap between the end parts of the arc-shaped clamping rods can be changed, and then the head of the pine branch is clamped, so that later-stage pulling and straightening actions can be conveniently carried out;
4. this kind of forestry is with picking auxiliary device based on pine leaf of living branch through the external screw thread control tube of spiro union in the internal thread pipe that sets up, can increase the area of contact with the pine branch outer wall when carrying out the centre gripping to the head of pine branch when using, reduces pressure, has protected pine branch head to improve and has pressed from both sides tight effect.
Drawings
Fig. 1 is a schematic cross-sectional structural view of a live branch pine needle picking auxiliary device for forestry, which is provided by the invention;
fig. 2 is a schematic perspective view of a clamping mechanism in a live branch-based pine needle picking auxiliary device for forestry, which is provided by the invention;
FIG. 3 is a schematic perspective view of an arc-shaped scraping rod based on a live branch and pine needle picking auxiliary device for forestry, which is provided by the invention;
fig. 4 is an enlarged schematic structural view of a part a in fig. 1 of a living branch-based pine needle picking auxiliary device for forestry, which is provided by the invention;
fig. 5 is a schematic structural diagram of a clamping mechanism based on a live branch and pine needle picking auxiliary device for forestry, which is provided in the second embodiment of the present invention.
In the figure: 1 lifting device, 2 external screw thread adjusting pipes, 3 internal screw thread pipes, 4 guide barrels, 5 support pipes, 6 pushing sleeves, 7 external screw thread pipes, 8 arched clamping rods, 9 arc-shaped clamping plates, 901 antiskid blocks, 10 arc-shaped scraping rods, 1001 insertion rods, 1002 round corners, 11 rubber clamping blocks, 12 fastening bolts, 13 clamping laths, 1301 round holes, 1302 rectangular clamping grooves, 14 insertion holes, 15 rectangular sliding blocks I, 16 compression springs, 17 strip-shaped holes, 18 rectangular sliding blocks II, 1801 self-locking screw holes, 1802 idler wheels, 19C-shaped steel beams, 20 transmission screws, 21 fixing plate boxes, 22 servo motors, 23 mechanical arm rods, 24 spring support rods and 25 return springs.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-4, a live branch pine needle picking assisting device for forestry comprises a lifting device 1 arranged on a trolley base, a mechanical arm rod 23 is rotatably connected to the top end of the lifting device 1, a C-shaped steel beam 19 and a fixed plate box 21 which are connected together are fixed to the top end of the mechanical arm rod 23, the fixed plate box 21 is fixed to the end portion of the C-shaped steel beam 19 through bolts, a servo motor 22 is fixed to the end portion, close to the C-shaped steel beam 19, of the inner wall of the fixed plate box 21, a transmission screw 20 is fixed to the top end of an output shaft of the servo motor 22 through a coupling, a rectangular sliding block II 18 is sleeved on the outer wall of the transmission screw 20, mounting holes are formed in the lower surface of the rectangular sliding block II 18, close to the two sides of a pine needle, inserting rods 1001 are inserted into the two mounting holes, arc scraping rods 10 which are symmetrical to each other are fixed to the bottom ends of the inserting rods 1001, a strip-shaped hole 17 is formed in one, a first check block is fixed at the end part, close to the strip-shaped hole 17, of the top end of the C-shaped steel beam 19, a first rectangular sliding block 15 is connected to one end, far away from the fixed plate box 21, in the sliding groove of the C-shaped steel beam 19 in a sliding mode, a second check block is fixed at the top end of the first rectangular sliding block 15, a same compression spring 16 is fixed between the first check block and the second check block, two clamping laths 13 are fixed on the lower surface of the first rectangular sliding block 15, a circular hole which is coaxially distributed with the cylinder formed by the arc-shaped scraping rods 10 is formed in the side face of the fixed plate box 21, a clamping mechanism is arranged in the circular hole, when pine needles on pine branches need to be picked up in use, the head of the pine branches is fixed by the clamping mechanism, then the rod bodies of the pine branches are clamped between the two clamping laths 13, the pine branches are straightened under the action of the compression spring 16, and then the two arc-shaped scraping rods 10 which are encircled on the outer walls of the pine And (4) stripping.
In the invention, the side surface of the rectangular sliding block II 18 is provided with a self-locking screw hole 1801 matched with the diameter of the transmission screw rod 20, and the upper surface and the lower surface of the rectangular sliding block II 18 are provided with the rollers 1802 near four corners, so that the arc-shaped scraping rod 10 can be always attached to the outer wall of the rod body of the pine needle when the arc-shaped scraping rod 10 carries out reverse scraping on the pine needles, and the bark is prevented from being scraped.
The outer edge of one side of the arc-shaped scraping rod 10, which is close to the clamping laths 13, is chamfered with a round corner 1002, and the bottom ends of the two clamping laths 13 are set to be pointed ends, so that the clamping laths 13 can be easily inserted into thick pine branches of pine needles in use, the pine needles are prevented from being broken when the scraping is started, and the pine needles are ensured to extend out along the arc surface of the round corner 1002.
Wherein, the opposite side of two centre gripping laths 13 is close to the bottom edge and all opens the chamfer inclined plane, is favorable to the pole body centre gripping of pine branch fast.
The two opposite sides of the two clamping laths 13 are provided with rectangular clamping grooves 1302 near the bottom ends, and the two rectangular clamping grooves 1302 are embedded with rubber clamping blocks 11, so that when the clamping laths are used, the clamping laths can be tightly clamped once when the clamping laths 13 clamp the rod body of the pine branch, and the phenomenon that the surface of the clamping laths 13 is crushed due to overlarge clamping force is avoided.
The middle parts of the two clamping laths 13 are respectively provided with a coaxially distributed round hole 1301, and the same fastening bolt 12 is inserted between the two round holes 1301, so that the distance between the two clamping laths 13 can be shortened, and the clamping degree is improved.
The clamping mechanism comprises a guide barrel 4 inserted in the fixed plate box 21, a support tube 5 fixed at the end part of the guide barrel 4, an external threaded tube 7 sleeved on the outer wall of the support tube 5 and two arc-shaped clamping rods 8 symmetrically distributed at the end part of the support tube 5, wherein the outer wall of the external threaded tube 7 is screwed with a propelling sleeve 6.
Wherein, be fixed with same spring vaulting pole 24 between two bow-shaped clamping rod 8 to can change the clearance between the bow-shaped clamping rod 8 tip when rotatory propelling movement sleeve pipe 6 when using, and then with the head centre gripping of pine branch, so that draw in later stage and go on of the action of straightening.
Wherein, the one end that stay tube 5 was kept away from to two bow-shaped supporting rods 8 all is fixed with arc splint 9, and the relative one side of arc splint 9 all is fixed with the non slipping spur 901 that the equidistance distributes to can increase the area of contact with the pine branch outer wall when carrying out the centre gripping to the head of pine branch when using, reduce pressure, protect the pine branch head and improve and press from both sides tight effect.
Wherein, the fixed plate box 21 is equipped with internal thread pipe 3 near the one side of elevating gear 1 inlays, and the outer wall of direction bucket 4 cup joints the external screw thread control tube 2 with 3 spiro couplings of internal thread pipe together to can change the whole taut degree of clamping structure to the pine branch through stirring the rotation of external screw thread control tube 2 when using.
The working principle is as follows: before the device is used, the lifting device 1 and the mechanical arm rod 23 are controlled to extend the device to be close to a target support rod, then the head of the target pine branch is plugged between the two arc-shaped clamping plates 9, then the pushing sleeve 6 is rotated clockwise to clamp the head of the target pine branch, then the rectangular slider 15 is shifted rightwards, then the rod body of the pine branch is clamped between the two clamping laths 13, at the moment, the pine branch is straightened under the action of the compression spring 16, and then the two arc-shaped scraping rods 10 encircling the outer wall of the pine branch are controlled to move towards one end far away from the head, so that pine needles can be slowly stripped from the pine branch.
Example 2
Referring to fig. 1 and 5, a forestry is with based on auxiliary device is picked to living branch pine leaf, this embodiment compares in embodiment 1, still includes that two bow-shaped supporting rods 8 one side relative is close to the middle part and all is fixed with the fixed column, and has cup jointed same reset spring 25 between two fixed columns, and the setting of cooperation propulsion sleeve 6 ensures opening that two arc splint 9 can be smooth when propulsion sleeve 6 retreats.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A live branch and pine needle picking-based auxiliary device for forestry comprises a lifting device (1) arranged on a trolley base, wherein the top end of the lifting device (1) is rotatably connected with a mechanical arm rod (23), the top end of the mechanical arm rod (23) is fixedly provided with a C-shaped steel beam (19) and a fixed plate box (21) which are connected together, the fixed plate box (21) is fixed at the end part of the C-shaped steel beam (19) through bolts, a servo motor (22) is fixed at the end part, close to the C-shaped steel beam (19), of the inner wall of the fixed plate box (21), the top end of an output shaft of the servo motor (22) is fixed with a transmission screw rod (20) through a coupler, the outer wall of the transmission screw rod (20) is sleeved with a rectangular sliding block II (18), mounting holes are formed in two sides, close to pine needles, of the lower surface of the rectangular sliding block II (18), and are characterized in that inserting rods (1001) are inserted in, the bottom of inserted bar (1001) is fixed with arc scraping bar (10) of symmetry of each other respectively, the one end that the mechanical arm pole (23) was kept away from on the top of C shaped steel crossbeam (19) is opened there are bar hole (17), and the end fixing that the top of C shaped steel crossbeam (19) is close to bar hole (17) has dog one, the one end sliding connection who keeps away from fixed plate box (21) in the spout of C shaped steel crossbeam (19) has rectangle slider one (15), and the top of rectangle slider one (15) is fixed with dog two, be fixed with same root compression spring (16) between dog one and the dog two, and the lower fixed surface of rectangle slider one (15) has two centre gripping laths (13), the side of fixed plate box (21) is opened has the circular port that the drum that constitutes with the axle center with arc scraping bar (10) distributes, and is provided with fixture in the circular port.
2. The live branch and pine needle picking auxiliary device for forestry as claimed in claim 1, wherein the side of the rectangular second slider (18) is provided with a self-locking screw hole (1801) matched with the diameter of the transmission screw rod (20), and the upper and lower surfaces of the rectangular second slider (18) are provided with rollers (1802) near the four corners.
3. A picking aid for pine leaves based on living branches for forestry as claimed in claim 2, characterized in that the curved scraping bar (10) is rounded (1002) near the outer edge of one side of the clamping slats (13) and the bottom ends of the two clamping slats (13) are arranged to be pointed.
4. A picking aid device for forestry based on live branches and pine leaves as claimed in claim 1, characterized in that the opposite sides of the two clamping strips (13) are chamfered near the bottom edge.
5. A live branch pine needle picking auxiliary device for forestry as claimed in claim 4, wherein the opposite sides of the two clamping slats (13) near the bottom end are both provided with rectangular clamping grooves (1302), and the two rectangular clamping grooves (1302) are both embedded with rubber clamping blocks (11).
6. The live branch and pine needle picking auxiliary device for forestry as claimed in claim 5, wherein the middle parts of the two clamping laths (13) are respectively provided with a coaxially distributed round hole (1301), and the same fastening bolt (12) is inserted between the two round holes (1301).
7. The live-branch-based pine needle picking auxiliary device for forestry in claim 1, wherein the clamping mechanism comprises a guide barrel (4) inserted in a fixed plate box (21), a support tube (5) fixed at the end of the guide barrel (4), an external threaded tube (7) sleeved on the outer wall of the support tube (5) and two arc-shaped clamping rods (8) symmetrically distributed with each other at the end of the support tube (5), and a propelling sleeve (6) is screwed on the outer wall of the external threaded tube (7).
8. A forestry picking aid device based on live branches and pine leaves according to claim 7, characterized in that the same spring brace rod (24) is fixed between the two bow-shaped clamping rods (8).
9. A live branch and pine needle picking auxiliary device for forestry as claimed in claim 8, wherein the ends of the two arched clamping rods (8) far away from the supporting tube (5) are both fixed with an arc-shaped clamping plate (9), and the opposite sides of the arc-shaped clamping plates (9) are both fixed with anti-skid blocks (901) which are distributed equidistantly.
10. The live branch and pine needle picking auxiliary device for forestry as claimed in claim 9, wherein an internal threaded pipe (3) is embedded at one side of the fixed plate box (21) close to the lifting device (1), and an external threaded adjusting pipe (2) which is screwed with the internal threaded pipe (3) is sleeved on the outer wall of the guide barrel (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011264362.3A CN112400468A (en) | 2020-11-12 | 2020-11-12 | Forestry is with based on auxiliary device is picked to living branch pine leaf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011264362.3A CN112400468A (en) | 2020-11-12 | 2020-11-12 | Forestry is with based on auxiliary device is picked to living branch pine leaf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112400468A true CN112400468A (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011264362.3A Withdrawn CN112400468A (en) | 2020-11-12 | 2020-11-12 | Forestry is with based on auxiliary device is picked to living branch pine leaf |
Country Status (1)
| Country | Link |
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| CN (1) | CN112400468A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113664896A (en) * | 2021-07-23 | 2021-11-19 | 黑龙江伟业方舟工业大麻科技有限公司 | Flower leaf harvesting device for extracting cannabidiol from industrial hemp and operation method of flower leaf harvesting device |
| CN114391451A (en) * | 2022-02-15 | 2022-04-26 | 六安科科达尔生物科技有限公司 | Pine bark collecting device for dendrobium-based planting |
| CN114793626A (en) * | 2022-06-23 | 2022-07-29 | 山西冠霖农业科技股份有限公司 | Forsythia suspensa tea processing equipment based on flexible combination principle |
| CN115088552A (en) * | 2022-07-20 | 2022-09-23 | 焦作市农林科学研究院 | Mulberry and mulberry boxing shaping, traction and fixing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1195906A (en) * | 1982-12-02 | 1985-10-29 | Pierre Gaudreault | Dual head delimber |
| GB9413371D0 (en) * | 1993-06-28 | 1994-08-24 | Gress Josef | Method and equipment for felling and processing trees |
| US20040238068A1 (en) * | 2003-05-29 | 2004-12-02 | Alain Duval | Tree processor |
| US20130299046A1 (en) * | 2010-12-30 | 2013-11-14 | Meclimb Oy | Method and apparatus for handling a tree |
| CN107087531A (en) * | 2017-03-24 | 2017-08-25 | 广西大学 | A kind of structure state of servo-drive large space two becomes the training of cell type trees and cut down trees robot |
| CN210298829U (en) * | 2019-07-02 | 2020-04-14 | 辽宁科技大学 | Automatic over-and-under type high altitude equipment of logging down |
-
2020
- 2020-11-12 CN CN202011264362.3A patent/CN112400468A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1195906A (en) * | 1982-12-02 | 1985-10-29 | Pierre Gaudreault | Dual head delimber |
| GB9413371D0 (en) * | 1993-06-28 | 1994-08-24 | Gress Josef | Method and equipment for felling and processing trees |
| US20040238068A1 (en) * | 2003-05-29 | 2004-12-02 | Alain Duval | Tree processor |
| US20130299046A1 (en) * | 2010-12-30 | 2013-11-14 | Meclimb Oy | Method and apparatus for handling a tree |
| CN107087531A (en) * | 2017-03-24 | 2017-08-25 | 广西大学 | A kind of structure state of servo-drive large space two becomes the training of cell type trees and cut down trees robot |
| CN210298829U (en) * | 2019-07-02 | 2020-04-14 | 辽宁科技大学 | Automatic over-and-under type high altitude equipment of logging down |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113664896A (en) * | 2021-07-23 | 2021-11-19 | 黑龙江伟业方舟工业大麻科技有限公司 | Flower leaf harvesting device for extracting cannabidiol from industrial hemp and operation method of flower leaf harvesting device |
| CN113664896B (en) * | 2021-07-23 | 2022-09-06 | 黑龙江伟业方舟工业大麻科技有限公司 | Flower leaf harvesting device for extracting cannabidiol from industrial hemp and operation method of flower leaf harvesting device |
| CN114391451A (en) * | 2022-02-15 | 2022-04-26 | 六安科科达尔生物科技有限公司 | Pine bark collecting device for dendrobium-based planting |
| CN114793626A (en) * | 2022-06-23 | 2022-07-29 | 山西冠霖农业科技股份有限公司 | Forsythia suspensa tea processing equipment based on flexible combination principle |
| CN115088552A (en) * | 2022-07-20 | 2022-09-23 | 焦作市农林科学研究院 | Mulberry and mulberry boxing shaping, traction and fixing device |
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Application publication date: 20210226 |