CN210630217U

CN210630217U - Plug seedling ejecting device based on sliding groove ejector rod mechanism

Info

Publication number: CN210630217U
Application number: CN201921667424.8U
Authority: CN
Inventors: 李华; 马晓晓; 余思遥; 陈嘉盈; 李敬科
Original assignee: Lingnan Normal University
Current assignee: Lingnan Normal University
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-05-29
Anticipated expiration: 2029-09-30

Abstract

The utility model relates to an agricultural transplanting machine technical field, more specifically relates to a cave dish seedling ejecting device based on spout ejector pin mechanism. The ejection device comprises a support, a chute plate, a driving mechanism and an ejector rod assembly, wherein the support is of a U-shaped structure, the chute plate comprises a base plate provided with a plurality of inclined chutes and supporting rods connected to two ends of the base plate, and the chute plate is fixed in the U-shaped structure of the support through the supporting rods at two ends and slides in a reciprocating manner along the direction of the supporting rods; the driving mechanism is linked with the supporting rod at one end to drive the sliding chute plate to slide back and forth; the ejector rod assembly is arranged on the support, is in sliding fit with the inclined sliding groove and is pushed by the sliding groove plate to slide up and down. The utility model discloses it is ejecting with the cave dish seedling in unison from cave dish bottom, make cave dish seedling matrix mud piece break away from with the cave dish in advance, do not need rigid clamp to get when transplanting to reduce the damage of transplanting the in-process to the seedling root.

Description

Plug seedling ejecting device based on sliding groove ejector rod mechanism

Technical Field

The utility model relates to an agricultural transplanting machine technical field, more specifically relates to a cave dish seedling ejecting device based on spout ejector pin mechanism.

Background

The seedling and transplanting technology is a novel cultivation technology, has great superiority compared with direct seeding, and is particularly shown in that: can avoid the influence of adverse climate such as late spring cold, early spring low temperature and the like on crops, improve the survival rate of seedlings, ensure that the crops meet the agronomic requirements, prolong the growth period of the crops and effectively improve the acre yield and quality of the crops. Generally, seedlings are previously grown in a plug seedling and grown into plug seedlings, and then the plug seedlings are taken out from the plug seedling by using a device and then transplanted. At present, the commonly used transplanting method is to take a seedling device through a dry field transplanter, generally adopts a seedling needle or a mechanical claw to be inserted into a plug seedling substrate to clamp a seedling root to take a seedling, and because a substrate mud block is tightly adhered to the plug, the substrate mud block is easy to scatter by rigid clamping, the operation easily damages the root system and the substrate structure of the seedling, influences the growth of the seedling, and the seedling can grow and recover in a certain time, which is not beneficial to the improvement of the agricultural production efficiency. Therefore, in the transplanting process, a device capable of avoiding damaging seedlings is designed, and plug seedlings are ejected out of the plug tray.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome above-mentioned prior art the defect, provide a cave dish seedling ejecting device based on spout ejector pin mechanism, it is unified ejecting with the cave dish seedling from cave dish bottom, make cave dish seedling matrix mud piece break away from with the cave dish in advance, do not need rigid clamp to get when transplanting to reduce the damage of transplanting the in-process to the root of seedling.

In order to solve the technical problem, the utility model discloses a technical scheme is:

a plug seedling ejection device based on a chute ejector rod mechanism comprises a support, a chute plate, a driving mechanism and an ejector rod assembly, wherein the support is of a U-shaped structure, the chute plate comprises a base plate provided with a plurality of inclined chutes and supporting rods connected to two ends of the base plate, and the chute plate is fixed in the U-shaped structure of the support through the supporting rods at two ends and slides in a reciprocating manner along the directions of the supporting rods; the driving mechanism is linked with the supporting rod at one end to drive the sliding chute plate to slide back and forth; the ejector rod assembly is arranged on the support, is in sliding fit with the inclined sliding groove and is pushed by the sliding groove plate to slide up and down.

Wherein, the both sides processing of support U type structure has the through-hole for erect the branch at chute board both ends, and sufficient slip length is left to chute board both ends branch. The driving mechanism pulls the support rod at one end of the chute plate, so as to drive the chute plate to slide in a reciprocating manner. The push rod assembly is fixed on the support, the bottom of the push rod assembly is matched with the inclined sliding groove in the sliding groove plate, meanwhile, the top of the push rod assembly is installed in a plug hole in the bottom of the plug seedling, the sliding groove plate slides in a reciprocating mode, the slope of the inclined sliding groove is utilized to push the push rod assembly to slide up and down in the vertical direction, and therefore, the root mud block of the plug seedling is pushed out, and transplanting is facilitated. The utility model discloses be equipped with a plurality of oblique spouts and ejector pin subassembly, can realize ejecting in batches, effectively improve work efficiency.

Furthermore, the ejector rod assembly comprises an ejector rod, a guide frame and a transverse shaft, wherein the guide frame is fixed on the bracket and is provided with a guide hole for guiding the ejector rod; the ejector rod is vertically arranged and is inserted into the guide hole in a penetrating mode, and the cross shaft is horizontally connected to the bottom end of the ejector rod and extends into the inclined sliding groove to be matched. The guide frame is fixed on the support, the ejector rod is limited to be vertically arranged, the cross shaft is connected with the ejector rod in a right angle mode, and the cross shaft is inserted into the inclined sliding groove and pushed by the inclined sliding groove.

Further, the horizontal length of the inclined sliding groove is smaller than the sliding length of the supporting rod. In order to fully utilize the ejection distance of the inclined sliding groove, the sliding length of the supporting rod is required to be larger than the horizontal length of the inclined sliding groove.

Furthermore, the ejector rod assembly also comprises a bearing and a shaft sleeve, the bearing is sleeved at one end of the cross shaft matched with the inclined chute, and the outer diameter of the bearing is matched with the width of the inclined chute; the shaft sleeve is sleeved on the outer wall of the transverse shaft and used for limiting the positions of the ejector rod and the bearing. The bearing is rotatably sleeved at the end part of the cross shaft and is in rolling fit with the inclined chute, so that the friction resistance is effectively reduced, and the ejection of the ejector rod is facilitated.

Furthermore, one end of the transverse shaft is provided with a shaft shoulder for bearing cushion, and the outer diameter of the shaft shoulder is smaller than that of the bearing; the other end of the cross shaft is fixed with the mandril through threads. The fixed end of the cross shaft and the ejector rod is provided with an external thread.

Further, a nut for locking and fixing is screwed on the transverse shaft. One end of the cross shaft is provided with a shaft shoulder for fixing, and the other end of the cross shaft is locked by a nut.

Furthermore, the driving mechanism comprises an air cylinder and an air cylinder frame, the air cylinder frame is fixedly connected with one end of the support, the air cylinder is fixedly arranged on the air cylinder frame, and an output end connector of the air cylinder is connected with the supporting rod at the end of the air cylinder to drive the sliding chute plate to slide in a reciprocating mode. The driving function of the cylinder is utilized to push the chute plate to slide back and forth.

Furthermore, a reinforcing rib for reinforcing connection is arranged at the joint of the cylinder frame and the support.

Further, the inclined chute comprises an inclined joint section and a flat joint section which are consistent in width, and the inclination of the inclined joint section is 30-60 degrees. Generally, the butt-jointed section is connected to the upper end of the miter-jointed section, so that the ejector rod is kept stable when being positioned at a high point.

Furthermore, the guide frame is L-shaped and is welded and fixed with the bracket, and the guide hole is positioned in the vertical direction

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a cave dish seedling ejecting device based on spout ejector pin mechanism breaks away from the matrix part and the cave dish of cave dish seedling in advance, and synchronous realization is ejecting in batches, and convenient transplantation clamp is got. Because the contact area of the end part of the mandril and the seedling matrix is larger, the seedling matrix can not be damaged. Compared with the prior method of directly inserting the seedling needle into the seedling matrix to clamp the seedling, the method avoids the problems of damaging the stem, the root system, the matrix structure and the like of the seedling to a great extent, shortens the recovery period of the seedling in the field and improves the transplanting efficiency.

Drawings

Fig. 1 is a usage state diagram of the present invention.

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 is a schematic structural view of the chute plate of the present invention.

Fig. 4 is a sectional view of the structure of the push rod assembly of the present invention.

The device comprises a support 1, a chute plate 2, a driving mechanism 3, a push rod assembly 4, a base plate 21, a support rod 22, an inclined sliding chute 23, an inclined connection section 231, a flat connection section 232, a cylinder 31, a cylinder frame 32, reinforcing ribs 33, push rods 41, a guide frame 42, a transverse shaft 43, a bearing 44, a shaft sleeve 45, a shaft shoulder 431, a nut 46, a plug seedling 5 and a plug seedling 6.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art will understand the specific meaning of the terms according to their specific circumstances.

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

examples

As shown in fig. 1-2, the present embodiment provides a plug seedling ejection device based on a chute ejector rod mechanism, which includes a bracket 1, a chute plate 2, a driving mechanism 3, and an ejector rod assembly 4, wherein the bracket 1 is a U-shaped structure, and through holes are processed on two sides of the U-shaped structure for installing supporting rods 22 at two ends of the chute plate 2.

Meanwhile, the chute board 2 comprises a base board 21 provided with a plurality of inclined chutes 23 and supporting rods 22 connected to two ends of the base board 21, and the chute board 2 is fixed in the U-shaped structure of the bracket 1 through the supporting rods 22 at two ends and slides back and forth along the direction of the supporting rods 22. Specifically, each inclined sliding chute 23 is horizontally arranged in sequence, the surface of each inclined sliding chute 23 is smooth, two ends of each inclined sliding chute 23 are waist-shaped holes, each inclined sliding chute specifically comprises an inclined joint section 231 and a flat joint section 232, the width of each inclined joint section 231 is consistent, and the inclination of each inclined joint section 231 is 30 degrees. Also, the horizontal length of the inclined slide groove 23 is smaller than the sliding length of the stay 22 to fully utilize the ejection distance of the inclined slide groove 23, as shown in fig. 3.

In addition, the driving mechanism 3 comprises an air cylinder 21 and an air cylinder frame 32, the air cylinder frame 32 is fixedly connected with one end of the bracket 1, and a reinforcing rib 33 for reinforcing connection is further arranged at the joint of the air cylinder frame 32 and the bracket 1. The cylinder 21 is fixed on the cylinder frame 32, and the output end joint of the cylinder 21 is connected with the support rod 22 at the end to drive the chute plate 2 to slide in a reciprocating manner.

In this embodiment, the ejector rod assembly 4 is disposed on the bracket 1, is in sliding fit with the inclined chutes 23, and is pushed by the chute plate 2 to slide up and down, and the ejector assembly is disposed corresponding to each inclined chute 23. Specifically, the push rod assembly 4 comprises a push rod 41, a guide frame 42, a transverse shaft 43, a bearing 44 and a shaft sleeve 45, wherein the guide frame 42 is welded and fixed on the bracket 1 in an inverted L shape, and a guide hole for guiding the push rod 41 is vertically arranged on the upper side of the guide frame. The ejector rod 41 is inserted into the guide hole and is kept vertically arranged, the bottom end of the ejector rod 41 is connected with the transverse shaft 43 in a right angle mode, and the transverse shaft 43 extends to be inserted into the inclined sliding groove 23 to be matched and pushed by the inclined sliding groove 23.

Specifically, a shoulder 431 for placing the bearing 44 is arranged at one end of the transverse shaft 43, the bearing 44 is tightly attached to the shoulder 431 and sleeved on the transverse shaft 43, and meanwhile, the bearing 44 is in rolling fit with the inclined chute 23, the outer diameter of the bearing 44 is matched with the width of the inclined chute 23, and in addition, the outer diameter of the shoulder 431 is required to be smaller than that of the bearing 44. The bearing 44 is matched with the inclined chute 23, so that the friction resistance is effectively reduced, and the ejector rod 41 is convenient to eject.

Further, a bushing 45 is sleeved on the outer wall of the transverse shaft 43 for defining the positions of the push rod 41 and the bearing 44. The other end of the cross shaft 43 is screwed with the top rod 41, the end of the cross shaft 43 is provided with an external thread, and a nut 46 for locking and fixing is screwed, as shown in fig. 4, the cross shaft 43 is sequentially provided with a shaft shoulder 431, a bearing 44, a shaft sleeve 45, the top rod 41 and the nut 46, and finally, the locking and fixing are realized through the nut 46.

As shown in fig. 1, the driving mechanism 3 of the present embodiment is connected to the right side of the frame 1, and in the implementation, each of the push rods 41 is pre-arranged at the bottom of the plug tray 6 of each plug tray seedling 5, aligned with the through hole at the bottom of the plug tray 6, and the cross rod is located at the lowest point of the inclined chute 23. Then, the air cylinder 21 is started, the output end of the air cylinder 21 drives the chute plate 2 to move leftwards, the inclined chute 23 pushes the bearing 44 on the transverse shaft 43, so that the transverse shaft 43 gradually moves to the butt joint section 232 at the upper part of the inclined chute 23 from the butt joint section 231, the ejector rod 41 is driven to slide upwards, the ejector rod 41 starts to eject the plug seedling 5 substrate from the bottom through hole of the plug 6, when the ejector rod 41 reaches the butt joint section 232, namely the top seedling limit position, the bearing 44 linearly rolls rightwards on the butt joint section 232 of the inclined chute 23, and the ejector rod 41 keeps in contact with the bottom surface of the plug seedling 5 substrate. When the cylinder 21 drives the chute plate 2 to move rightwards, the bearing 44 rolls leftwards along the inclined chute 23 in the chute plate 2, and the ejector rod 41 is driven by the transverse shaft 43 to exit from the through hole at the bottom of the plug tray 6. The diameter of the ejector rod 41 is adapted to the bottom aperture of the plug tray 6, the plug tray 6 cannot be damaged, the contact area of the end part of the ejector rod 41 and the plug tray 6 seedling 5 substrate is large, and the substrate cannot be inserted to damage the root of the seedling during seedling jacking. Additionally, the utility model discloses a whole row of seedling mode of pushing up, simple structure not only, the reliable operation has improved transplantation efficiency moreover greatly.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a cave dish seedling ejecting device based on spout ejector pin mechanism which characterized in that: the device comprises a support (1), a chute plate (2), a driving mechanism (3) and a push rod assembly (4), wherein the support (1) is of a U-shaped structure, the chute plate (2) comprises a base plate (21) provided with a plurality of inclined chutes (23) and supporting rods (22) connected to two ends of the base plate (21), and the chute plate (2) is fixed in the U-shaped structure of the support (1) through the supporting rods (22) at two ends and slides in a reciprocating manner along the directions of the supporting rods (22); the driving mechanism (3) is linked with a support rod (22) at one end to drive the chute plate (2) to slide back and forth; the ejector rod assembly (4) is arranged on the support (1), is in sliding fit with the inclined sliding groove (23), and is pushed by the sliding groove plate (2) to slide up and down.

2. The plug seedling ejection device based on the chute ejector rod mechanism as claimed in claim 1, wherein: the ejector rod assembly (4) comprises an ejector rod (41), a guide frame (42) and a transverse shaft (43), wherein the guide frame (42) is fixed on the support (1) and is provided with a guide hole for guiding the ejector rod (41); the ejector rod (41) is vertically arranged and is inserted into the guide hole in a penetrating mode, and the transverse shaft (43) is horizontally connected to the bottom end of the ejector rod (41) and extends into the inclined sliding groove (23) to be matched with the guide hole.

3. The plug seedling ejection device based on the chute ejector rod mechanism as claimed in claim 2, wherein: the horizontal length of the inclined sliding groove (23) is smaller than the sliding length of the support rod (22).

4. The plug seedling ejection device based on the chute ejector rod mechanism as claimed in claim 3, wherein: the ejector rod assembly (4) further comprises a bearing (44) and a shaft sleeve (45), the bearing (44) is sleeved at one end, matched with the inclined sliding groove (23), of the transverse shaft (43), and the outer diameter of the bearing (44) is matched with the width of the inclined sliding groove (23); the shaft sleeve (45) is sleeved on the outer wall of the transverse shaft (43) and used for limiting the positions of the ejector rod (41) and the bearing (44).

5. The plug seedling ejection device based on the chute ejector rod mechanism as claimed in claim 4, wherein: one end of the transverse shaft (43) is provided with a shaft shoulder (431) for bearing (44), and the outer diameter of the shaft shoulder (431) is smaller than that of the bearing (44); the other end of the transverse shaft (43) is fixed with the mandril (41) by screw thread.

6. The plug seedling ejection device based on the chute ejector rod mechanism as claimed in claim 5, wherein: and a nut (46) for locking and fixing is screwed on the transverse shaft (43).

7. The plug seedling ejection device based on the chute ejector rod mechanism as claimed in claim 1, wherein: the driving mechanism (3) comprises an air cylinder (31) and an air cylinder frame (32), the air cylinder frame (32) is fixedly connected with one end of the support (1), the air cylinder (31) is fixedly arranged on the air cylinder frame (32), an output end connector of the air cylinder (31) is connected with a support rod (22) at the end, and the sliding chute plate (2) is driven to slide in a reciprocating mode.

8. The plug seedling ejection device based on the chute ejector rod mechanism as claimed in claim 7, wherein: and a reinforcing rib (33) for reinforcing connection is further arranged at the joint of the cylinder frame (32) and the bracket (1).

9. The plug seedling ejection device based on the chute ejector rod mechanism as claimed in claim 1, wherein: the inclined sliding chute (23) comprises an inclined joint section (231) and a flat joint section (232) which are consistent in width, and the inclination of the inclined joint section (231) is 30-60 degrees.

10. The plug seedling ejection device based on the chute ejector rod mechanism as claimed in claim 2, wherein: the guide frame (42) is L-shaped and is welded and fixed with the support (1), and the guide holes are positioned in the vertical direction.