CN212753356U

CN212753356U - Can prevent arm that apple dropped

Info

Publication number: CN212753356U
Application number: CN202021702496.4U
Authority: CN
Inventors: 张亚男; 孙榆欢; 张鹏
Original assignee: Gansu Agricultural University
Current assignee: Gansu Agricultural University
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-03-23
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses a can prevent arm that apple dropped belongs to arm technical field, the on-line screen storage device comprises a base, the pneumatic cylinder is installed at the top of base, the top of pneumatic cylinder articulates there is first electric putter, it has second electric putter to articulate between pneumatic cylinder and the first electric putter, first electric putter's bottom is provided with the crossbar, the both ends at crossbar top all are fixed with the clamping jaw, the both ends of crossbar bottom all are fixed with the dead lever. The utility model discloses keep off the clamp of interlock bottom when opening the clamping jaw and merge, the apple that will drop is intercepted in the bottom, keep off when merging the clamping jaw once more and press from both sides and open the apple and fall into the fruit case from keeping off the clearance department that the clamp left, the apple falls into the fruit case again through once stopping, can slow down the impact force of apple whereabouts greatly, the apple falls into the fruit case from the position that the fruit case height is very low at last moreover, the impact force of apple has further been slowed down, the apple is difficult to be pounded to the loss of enterprise has been reduced.

Description

Can prevent arm that apple dropped

Technical Field

The utility model relates to a arm especially relates to a can prevent arm that apple dropped, belongs to arm technical field.

Background

Apples are deciduous trees, usually the height of the trees can be as high as 15 meters, but the height of the cultivated trees is generally only 3 to 5 meters, the trunk is grayish brown, and the bark falls off to a certain degree. The flowering period of apple trees is based on the climate of each region, but generally focuses on months 4-5. Apples are cross-pollinated plants, and most varieties of flowers cannot fruit;

some apples picking mechanical arm bottom can set up a string bag, mechanical arm's claw opens the apple of plucking and just falls into the string bag from the claw, but still need the manual work to take off when the string bag is full and change empty string bag again, use very trouble, and some mechanical arm bottoms can set up a long net section of thick bamboo, the apple can be followed the direct fruit incasement that falls into the bottom of a net section of thick bamboo after picking, but the apple directly falls from the eminence and is exempted from the apple that can pound the fruit incasement, it influences and sells to cause the apple to damage.

SUMMERY OF THE UTILITY MODEL

The main objective of the utility model is to provide a can prevent arm that the apple dropped to use inconvenient and the fragile problem of apple among the solution prior art.

The purpose of the utility model can be achieved by adopting the following technical scheme:

an arm capable of preventing apples from falling comprises a base, wherein a hydraulic cylinder is installed at the top of the base, a first electric push rod is hinged to the top of the hydraulic cylinder, a second electric push rod is hinged between the hydraulic cylinder and the first electric push rod, a cross rod is arranged at the bottom of the first electric push rod, clamping jaws are fixed at two ends of the top of the cross rod, fixing rods are fixed at two ends of the bottom of the cross rod, a third electric push rod is installed at the bottom of the first electric push rod, connecting rods are symmetrically arranged at the telescopic end of the third electric push rod, a first spring is fixedly connected between the two groups of connecting rods, the two groups of connecting rods are hinged to the cross rod, retaining clamps are fixed at the top ends of the two groups of fixing rods, a net cylinder is fixed on the first electric push rod, a fruit box is arranged at the top of the base, and a baffle is fixed at the bottom of the two, the clamping components are arranged on the two groups of clamping jaws.

Preferably: the clamping assembly comprises a second spring and a clamping plate, the second spring is uniformly arranged on the inner side of the clamping jaw, and the clamping plate is fixed at one end of the second spring.

Preferably: the splint are arc-shaped plates, and the splint are silica gel plates.

Preferably: the fixed rod is an L-shaped rod, and the bottom of the fruit box is provided with an inclined plate.

Preferably: the outside that keeps off the clamp is provided with the anticollision circle, and the anticollision circle is sponge anticollision circle.

Preferably: the top of the net cylinder is arranged to be funnel-shaped, and the outlet height of the net cylinder is lower than the height of the blocking clamp.

The utility model has the advantages that:

the utility model provides a pair of can prevent arm that apple dropped: through the mutual matching use of the cross rod, the clamping jaw, the third electric push rod, the connecting rod, the first spring, the fixed rod, the baffle and the net barrel, when the clamping jaw is opened, the baffle clamp at the bottom is combined, the dropped apples are intercepted at the bottom, when the clamping jaw is combined again, the baffle clamp opens the apples and falls into the fruit box from a gap reserved by the baffle clamp, the apples fall into the fruit box after being stopped once, the falling impact force of the apples can be greatly reduced, and the apples finally fall into the fruit box from a position with a very low height away from the fruit box, so that the impact force of the apples is further reduced, the apples are not easy to break, and the loss of enterprises is reduced; through the mutual matching use of the blocking clamp, the net cylinder and the baffle, the bottom of the claw clamp can be provided with a protection plate smaller than the circumference of an apple, when the clamping jaw touches the easily-falling apple and does not timely grasp the apple, the bottom protection plate can block the apple to fall, so that the apple is protected to a certain extent, and in addition, the apple not blocked by the protection plate can fall to the blocking clamp from the net cylinder, so that the apple can be prevented from directly falling; through the use of mutually supporting of second spring and splint, can make the clamping jaw laminating at the apple outer wall of variation in size, not only make to snatch the apple more firmly be difficult for dropping, the outer wall of difficult damage apple moreover ensures the integrality of apple.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

fig. 2 is an enlarged view of the structure at a in fig. 1 of the present invention;

fig. 3 is a schematic view of the connection between the cross bar and the clamping jaw of the present invention.

In the figure: 1. a base; 2. a hydraulic cylinder; 3. a first electric push rod; 4. a second electric push rod; 5. a cross bar; 6. a clamping jaw; 7. a third electric push rod; 8. a connecting rod; 9. a first spring; 10. fixing the rod; 11. blocking and clamping; 12. a net drum; 13. a fruit box; 14. a baffle plate; 15. a second spring; 16. and (4) clamping the plate.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-3, the present embodiment provides a mechanical arm capable of preventing apples from falling, which includes a base 1, a hydraulic cylinder 2 mounted on the top of the base 1, a first electric push rod 3 hinged to the top of the hydraulic cylinder 2, a second electric push rod 4 hinged between the hydraulic cylinder 2 and the first electric push rod 3, a cross rod 5 disposed on the bottom of the first electric push rod 3, clamping jaws 6 fixed on both ends of the top of the cross rod 5, fixing rods 10 fixed on both ends of the bottom of the cross rod 5, a third electric push rod 7 mounted on the bottom of the first electric push rod 3, connecting rods 8 symmetrically disposed on the telescopic end of the third electric push rod 7, a first spring 9 fixedly connected between the two groups of connecting rods 8, two groups of connecting rods 8 hinged to the cross rod 5, blocking clips 11 fixed on both ends of the two groups of fixing rods 10, a mesh tube 12 fixed on the first electric push rod 3, a fruit box 13 disposed on the top of the base 1, the bottom parts of the two groups of clamping jaws 6 are both fixed with a baffle plate 14, and the two groups of clamping jaws 6 are both provided with a clamping component.

In this embodiment, as shown in fig. 1, press from both sides and get the subassembly and include second spring 15 and splint 16, second spring 15 evenly sets up the inboard at clamping jaw 6, the one end of second spring 15 is fixed with splint 16, when clamping jaw 6 presss from both sides the apple, splint 16 can be according to the concave convex position of apple flexible come the laminating at the outer wall of apple under the spring action of second spring 15, clip the apple of different shapes, can snatch the apple outer wall of variation in size, not only make the apple more firm difficult dropping, and the outer wall of difficult damage apple, ensure the integrality of apple.

In this embodiment, as shown in fig. 3, splint 16 are the arc, and splint 16 are the silica gel board, and the silica gel material is soft, and nontoxic tasteless can not pollute the apple, and soft yielding can laminate the apple more moreover, and then clip the apple.

In this embodiment, as shown in fig. 1, the fixed rod 10 is an L-shaped rod, and the bottom of the fruit box 13 is provided with an inclined plate, which prevents the apples from gathering at the outlet of the mesh cylinder 12, causing the apples to hit the apples.

In this embodiment, as shown in fig. 1 to 3, an anti-collision ring is disposed outside the retaining clip 11, and the anti-collision ring is a sponge anti-collision ring to prevent the apple from falling to the retaining clip 11 and being damaged by collision.

In this embodiment, as shown in fig. 1, the top of the net cylinder 12 is set to be funnel-shaped, and the outlet height of the net cylinder 12 is lower than the height of the retaining clip 11, the funnel-shaped can expand the range of retaining the apples, prevent the apples from falling, the length of the net cylinder 12 extends into the fruit box 13, and the retaining clip 11 is convenient to clamp the net cylinder 12 to retain the apples.

As shown in fig. 1-3, the present embodiment provides a mechanical arm for preventing apples from falling off, which comprises the following steps:

step 1: when the clamping jaws 6 clamp apples, the clamping plates 16 can stretch and contract according to the concave-convex positions of the apples under the action of the elastic force of the second springs 15 to be attached to the outer walls of the apples to clamp the apples of different shapes;

step 2: starting a third electric push rod 7, wherein the telescopic end of the third electric push rod 7 extends to drive two connecting rods 8 to respectively push two ends of the bottom of a cross rod 5 to expand outwards, meanwhile, clamping jaws 6 at the top of the cross rod 5 also expand outwards, apples in the clamping jaws 6 fall into a net barrel 12, meanwhile, two ends of the bottom of the cross rod 5 drive blocking clamps 11 to draw close towards the middle through two fixing rods 10, a gap formed after the two blocking clamps 11 are attached is smaller than the girth of the apples, so that the apples are prevented from falling down, the third electric push rod 7 is started again, the telescopic end of the third electric push rod 7 is shortened, two ends of the bottom of the cross rod 5 are pulled to draw close towards the middle through the two connecting rods 8, two ends of the top of the cross rod 5 drive the two clamping jaws 6 to draw close each other to grab the apples, the cross rod 5 drives the two blocking clamps 11 to separate through the fixing rods;

and step 3: the apple that drops can preliminary interception be held down to the baffle 14 of clamping jaw 6 bottom, and the apple that just drops can be blocked by two very close baffles 14 when the apple is not in time cliied to the clamping jaw 6 that the apple is done to the apple, and the apple that baffle 14 did not hold down drops net section of thick bamboo 12 and also can be held down and press from both sides 11 department interception.

The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.

Claims

1. The utility model provides a can prevent arm that apple dropped which characterized in that: comprises a base, a hydraulic cylinder is arranged at the top of the base, a first electric push rod is hinged at the top of the hydraulic cylinder, a second electric push rod is hinged between the hydraulic cylinder and the first electric push rod, the bottom of the first electric push rod is provided with a cross rod, clamping jaws are fixed at both ends of the top of the cross bar, fixing rods are fixed at both ends of the bottom of the cross bar, a third electric push rod is arranged at the bottom of the first electric push rod, connecting rods are symmetrically arranged at the telescopic end of the third electric push rod, a first spring is fixedly connected between two groups of connecting rods, the two groups of connecting rods are both hinged with the cross rod, blocking clamps are fixed at the top ends of the two groups of fixing rods, the fruit box clamping mechanism is characterized in that a net cylinder is fixed on the first electric push rod, a fruit box is arranged at the top of the base, two groups of clamping jaws are fixed at the bottoms of the clamping jaws, and clamping assemblies are arranged on the clamping jaws.

2. The apple fall prevention mechanical arm as claimed in claim 1, wherein: the clamping assembly comprises a second spring and a clamping plate, the second spring is uniformly arranged on the inner side of the clamping jaw, and the clamping plate is fixed at one end of the second spring.

3. The apple fall prevention mechanical arm as claimed in claim 2, wherein: the splint are arc-shaped plates, and the splint are silica gel plates.

4. The apple fall prevention mechanical arm as claimed in claim 1, wherein: the fixed rod is an L-shaped rod, and the bottom of the fruit box is provided with an inclined plate.

5. The apple fall prevention mechanical arm as claimed in claim 1, wherein: the outside that keeps off the clamp is provided with the anticollision circle, and the anticollision circle is sponge anticollision circle.

6. The apple fall prevention mechanical arm as claimed in claim 1, wherein: the top of the net cylinder is arranged to be funnel-shaped, and the outlet height of the net cylinder is lower than the height of the blocking clamp.