Perforating machine for crop transplanting

Abstract

The utility model discloses a perforating machine for crop transplanting, which comprises a rack fixedly connected with a first cross beam; a first rotating shaft is rotationally mounted above the first cross beam through a second bearing seat; two first bearing seats are mounted above the first cross beam; the two first chain wheels are rotationally installed on the two first bearing seats through bearings correspondingly. A through hole through which the first rotating shaft penetrates is formed in the center of the first chain wheel, and a groove is formed in the side, away from the first bearing seat, of the first chain wheel; a chute is formed in the middle of the first rotating shaft; the inner wall of the movable sleeve is connected with a sliding block in sliding fit with the sliding groove. Two ends of the movable sleeve are connected with transmission parts; the inner wall of the groove and the outer wall of the transmission part are provided with tooth profiles matched with each other. The device has the advantages that the structure is simple, and the first chain wheels for transmitting power can be switched according to needs, so that the plant spacing is adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to transplanting puncher technical field, especially in crop transplanting puncher. BACKGROUND

[0002] Tobacco, part vegetables and fruits and other crops need to be transplanted in the field to make transplanting hole first. Different crops suitable transplanting plant spacing is different. The existing transplanting machine mostly lacks gear shifting structure, can only carry out one kind of plant spacing punch transplanting operation, limits its application on different crops. Therefore, it is necessary to develop a kind of crop transplanting puncher that can adjust plant spacing. INVENTION CONTENTS

[0003] The utility model solves the technical problem to provide a kind of crop transplanting puncher that can adjust plant spacing.

[0004] In order to solve the above technical problem, the technical scheme of the utility model is a kind of crop transplanting puncher, including rack, the first crossbeam is fixedly connected on the rack;The first rotating shaft is rotatably installed on the upper side of the first crossbeam by the second bearing seat;Two first bearing seats are installed on the upper side of the first crossbeam;Two first sprockets are rotatably installed on two first bearing seats by bearing respectively;The center of first sprocket is provided with the through hole for the first rotating shaft to penetrate, and recess is set up on the side away from the first bearing seat;The middle part of first rotating shaft is provided with sliding slot;The inner wall of moving sleeve is connected with the sliding block that is slidably matched with the sliding slot;The transmission part is connected to the both ends of moving sleeve;The inner wall of recess and the outer wall of transmission part are all provided with the tooth profile that is matched with each other.

[0005] Further, the second crossbeam is fixedly connected on the rack;The second rotating shaft is rotatably installed on the upper side of the second crossbeam by the third bearing seat;Two second sprockets are installed on the second rotating shaft;First sprocket and second sprocket are connected by transmission chain;The both ends of second rotating shaft are all installed with earth shoveling mechanism.

[0006] Further, the movable installation of sliding shaft is carried out on the upper side of the rack, and the shifting lever is installed on the sliding shaft;The both sides of moving sleeve are provided with limit ring;The one end of shifting lever is fixedly connected with half-ring shifting part;Gap is arranged between shifting part and the middle part of moving sleeve.

[0007] Further, the first vertical plate and the second vertical plate are fixedly connected on the upper side of the first crossbeam and the second crossbeam respectively;The first bearing seat and the third bearing seat are installed on the first vertical plate and the second vertical plate respectively;The opening slot for penetrating the first rotating shaft and the second rotating shaft is respectively set up on the first vertical plate and the second vertical plate.

[0008] Further, one side of each of the two first vertical plates is fixedly connected with a sliding sleeve in sliding connection with the sliding shaft; one side of the frame is fixedly connected with a support plate; a gear shifting lever is hingedly connected to the top of the support plate; a strip-shaped slot is formed in one end of the gear shifting lever; a protruding column is fixedly connected to the lower end of the sliding shaft, and the protruding column penetrates through the strip-shaped slot.

[0009] Further, each of the two sets of earth shoveling mechanisms comprises a rocker, a first connecting rod connected at one end to the second rotating shaft, and a second connecting rod hingedly connected at one end to the frame; one end of the rocker is hingedly connected to one end of the second connecting rod, and the other end of the rocker is detachably provided with a mounting bracket; an earth shoveling blade is mounted on the mounting bracket; one end of the first connecting rod is hingedly connected to the rocker; the mounting angles of the first connecting rods of the two sets of earth shoveling mechanisms are staggered, and the lengths of the rockers of the two sets of earth shoveling mechanisms are different.

[0010] Further, one end of the rocker is provided with an arc-shaped slot for connecting the mounting bracket; a plurality of hinging holes are formed in the end of the second connecting rod connected to the rocker.

[0011] Further, the front end of the frame is provided with a connecting portion or a handle for connecting to a traction machine; the lower end of the frame is provided with a support leg, and the lower end of the support leg is provided with a walking wheel.

[0012] Further, one end of the first rotating shaft is provided with a driving sprocket; the driving sprocket is connected to the driving assembly through a driving transmission chain.

[0013] Further, the support leg comprises a support rod fixedly connected to the side wall of the frame, a sleeve rod fixedly connected to the support rod, and a plug rod inserted into the sleeve rod; the walking wheel is mounted at the lower end of the plug rod.

[0014] The utility model discloses beneficial effects:

[0015] When it is necessary to adjust the transplanting plant spacing, the moving sleeve is controlled to move until the transmission portion on one side is moved into the groove, and the tooth shape on the outer wall of the transmission portion and in the groove is matched. When working, the first rotating shaft rotates to drive the moving sleeve to rotate, thereby driving the corresponding first sprocket to rotate. The rotation of the first sprocket can drive the second sprocket and the second rotating shaft to rotate through the driving transmission chain, thereby driving the earth shoveling mechanism mounted on the second rotating shaft to perform the earth shoveling operation. The utility model has the advantages of simple structure, and the first sprocket can be switched to transmit power according to the requirement, thereby adjusting the plant spacing. In addition, the first sprocket in the application is stably mounted through the bearing and the first bearing seat, compared with the movable mounting mode, the service life can be prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a top view of the embodiment 1;

[0017] Figure 2 It is Figure 1Enlarged view of the middle part of the structure;

[0018] Figure 3 Sectional view of the mounting structure of the transmission part and the first sprocket;

[0019] Figure 4 Sectional view of the middle part of the structure;

[0020] Figure 5 Sectional view of the middle part of the structure; Figure 1 Enlarged view of the middle part of the structure;

[0021] Figure 6 Front view of a group of earth shoveling mechanisms in Example 1;

[0022] Figure 7 Front view of another group of earth shoveling mechanisms in Example 1.

[0023] In the figure, 1 is a frame, 2 is a first rotating shaft, 3 is a first sprocket, 4 is a moving sleeve, 401 is a limiting ring, 5 is a transmission part, 6 is a groove, 7 is a second bearing seat, 8 is a connecting part, 9 is a bearing, 10 is a first bearing seat, 11 is a first vertical plate, 12 is an open slot, 13 is a shifting rod, 1301 is a shifting part, 14 is a sliding shaft, 15 is a sliding sleeve, 16 is a second sprocket, 17 is a transmission chain, 18 is a driving sprocket, 19 is a second rotating shaft, 20 is a third bearing seat, 21 is a second vertical plate, 22 is a first connecting rod, 23 is a second connecting rod, 24 is a rocker, 25 is a mounting frame, 26 is an earth shoveling blade, 27 is a supporting rod, 28 is a sleeve rod, 29 is an insertion rod, 30 is an arc-shaped slot, 31 is a supporting plate, 32 is a shifting rod, 33 is a strip-shaped slot, 34 is a first cross beam, and 35 is a second cross beam. DETAILED DESCRIPTION

[0024] The specific embodiments of the present application will be further described with reference to the accompanying drawings. It is to be noted that the descriptions of these embodiments are intended to help understand the present application, and do not constitute a limitation of the present application. In addition, the technical features involved in each of the embodiments of the present application described below can be combined with each other as long as they do not conflict with each other.

[0025] Example 1

[0026] A punching machine for transplanting crops, such as Figures 1-7As shown, it comprises a rack 1, a first cross beam 34 is fixedly connected to the rack 1, a first rotating shaft 2 is rotatably installed above the first cross beam 34 through a second bearing seat 7, two first bearing seats 10 are installed above the first cross beam 34, two first sprockets 3 are rotatably installed on the two first bearing seats 10 through bearings 9 respectively, a through hole for the first rotating shaft 2 to penetrate through is arranged at the center of the first sprocket 3, and a groove 6 is formed on the side of the first sprocket 3 away from the first bearing seat 10, a sliding groove is formed in the middle of the first rotating shaft 2, a sliding block that is in sliding fit with the sliding groove is connected to the inner wall of a moving sleeve 4, and transmission parts 5 are connected to the two ends of the moving sleeve 4; and the inner wall of the groove 6 and the outer wall of the transmission part 5 are all provided with teeth that are in mutual fit.

[0027] Specifically, a second cross beam 35 is fixedly connected to the rack 1, a second rotating shaft 19 is rotatably installed above the second cross beam 35 through a third bearing seat 20, two second sprockets 16 are installed on the second rotating shaft 19, the first sprocket 3 and the second sprocket 16 are connected through a transmission chain 17, and a digging mechanism is installed at the two ends of the second rotating shaft 19.

[0028] When it is necessary to adjust the transplanting plant spacing, the moving sleeve 4 is controlled to move until the transmission part 5 on one side moves into the groove 6 and the teeth on the inner wall of the groove 6 and the outer wall of the transmission part 5 are in fit. In work, the first rotating shaft 2 rotates to drive the moving sleeve 4 to rotate, thereby driving the corresponding first sprocket 3 to rotate. The rotation of the first sprocket 3 can drive the second sprocket 16 and the second rotating shaft 19 to rotate through the transmission chain 17, thereby driving the digging mechanism installed on the second rotating shaft 19 to perform the digging work. The utility model has the advantages of simple structure and the first sprocket 3 that can switch the power transmission according to the requirement, thereby adjusting the plant spacing. In addition, the first sprocket 3 in the application is stably installed through the bearing 9 and the first bearing seat 10, compared with the movable installation mode, the service life can be prolonged.

[0029] Specifically, a sliding shaft 14 is movably installed above the rack 1, a push rod 13 is installed on the sliding shaft 14, limit rings 401 are arranged on the two sides of the moving sleeve 4, a semicircular push part 1301 is fixedly connected to one end of the push rod 13, and a gap is arranged between the push part 1301 and the middle part of the moving sleeve 4. The push rod 13 can be driven to move by controlling the sliding shaft 14 to move, and the push rod 13 can extrude the limit ring 401 to force the moving sleeve 4 to move. In work, the first rotating shaft 2 rotates to drive the moving sleeve 4 to rotate, and the push part 1301 does not interfere with the rotation of the moving sleeve 4.

[0030] Specifically, in order to facilitate the disassembly and assembly of the first rotating shaft 2 and the second rotating shaft 19, first vertical plates 11 and second vertical plates 21 are fixedly connected to the upper parts of the first cross beam 34 and the second cross beam 35 respectively, the first bearing seat 10 and the third bearing seat 20 are installed on the first vertical plate 11 and the second vertical plate 21 respectively, and opening grooves 12 for the first rotating shaft 2 and the second rotating shaft 19 to penetrate through are formed in the first vertical plate 11 and the second vertical plate 21 respectively.

[0031] Specifically, one side of each of the two first vertical plates 11 is fixedly connected with a sliding sleeve 15 connected with the sliding shaft 14; one side of the frame 1 is fixedly connected with a support plate 31; the upper side of the support plate 31 is hingedly connected with a gear shifting lever 32; one end of the gear shifting lever 32 is provided with a strip-shaped slot 33; the lower end of the sliding shaft 14 is fixedly connected with a protruding column which penetrates through the strip-shaped slot 33. When switching, one end of the gear shifting lever 32 is rotated, the gear shifting lever 32 rotates around the hinge shaft, the other end of the gear shifting lever 32 rotates, and under the action of the strip-shaped slot 33 and the sliding sleeve 15, the sliding shaft 14 drives the shifting lever 13 to move, and the shifting lever 13 moving can extrude the limiting ring 401 to force the moving sleeve 4 to move.

[0032] Specifically, each group of earth shoveling mechanisms comprises a rocker 24, a first connecting rod 22 connected with one end of the second rotating shaft 19, and a second connecting rod 23 hingedly connected with the frame 1; one end of the rocker 24 is hingedly connected with one end of the second connecting rod 23, and the other end of the rocker 24 is detachably provided with a mounting bracket 25; the mounting bracket 25 is provided with a digging shovel 26; one end of the first connecting rod 22 is hingedly connected with the rocker 24; the installation angles of the first connecting rods 22 of the two groups of earth shoveling mechanisms are staggered, and the lengths of the rockers 24 of the two groups of earth shoveling mechanisms are different. The rotation of the second rotating shaft 19 can drive the two first connecting rods 22 mounted at the two ends of the second rotating shaft 19 to rotate circumferentially, and the rocker 24 is periodically swung under the driving of the first connecting rod 22 and the action of the second connecting rod 23, so that the digging shovel 26 is swung up and down to realize the digging and punching operation. Since the installation angles of the two first connecting rods 22 on the two sides are different, and the lengths of the two rockers 24 are different, the rotation of the second rotating shaft 19 can drive the two digging shovels 26 to swing staggeredly, and the two digging shovels 26 cooperate to complete the punching operation of one transplanting hole.

[0033] Specifically, one end of the rocker 24 is provided with an arc-shaped slot 30 for connecting the mounting bracket 25; the end of the second connecting rod 23 connected with the rocker 24 is provided with a plurality of hinge holes. By adjusting the positions of the hinge holes of the second connecting rod 23 and the rocker 24, and the installation positions of the arc-shaped slot 30 on the mounting bracket 25 and the rocker 24, the installation angle of the rocker 24 can be adjusted, so that the punching depth can be adjusted.

[0034] Specifically, the front end of the frame 1 is provided with a connecting part 8 or a handle for connecting with a tractor; the lower end of the frame 1 is provided with a support leg, and the lower end of the support leg is provided with a walking wheel.

[0035] Specifically, one end of the first rotating shaft 2 is provided with a driving sprocket 18; the driving sprocket 18 is connected with a driving assembly through a driving transmission chain. The driving assembly can be a motor mounted on the frame 1 and a sprocket mounted on the motor; or can be a sprocket capable of rotating mounted on a tractor and a driving device capable of driving the sprocket to rotate.

[0036] Specifically, the support leg comprises a support rod 27 fixed to the side wall of the frame 1, a sleeve rod 28 fixed to the support rod 27, and a plug rod 29 inserted into the sleeve rod 28; the walking wheel is mounted at the lower end of the plug rod 29. By adjusting the height of the plug rod 29 inserted into the sleeve rod 28, the ground clearance of the frame 1 can be adjusted, so that the punching depth can be adjusted. In the embodiment, the plug rod 29 is tightened by bolts. In another embodiment, a plurality of holes can be formed on the plug rod 29, and the plug rod 29 is connected by bolts.

[0037] In another embodiment, all the sprockets can be replaced by pulleys, and the transmission chain can be replaced by a synchronous belt.

[0038] Working principle of the utility model:

[0039] The traction device is used to pull the crop transplanting punch forward, or the crop transplanting punch is manually pushed forward. The driving assembly drives the driving sprocket 18 to rotate, thereby driving the first rotating shaft 2 to rotate. The first rotating shaft 2 drives the moving sleeve 4 to rotate, and under the action of the tooth shape of the transmission part 5 and the groove 6 matched with each other, the rotation of the first rotating shaft 2 is transmitted to the first sprocket 3, and then the second sprocket 16 is driven to rotate through the transmission chain 17, thereby driving the second rotating shaft 19 to rotate. The rotation of the second rotating shaft 19 can drive the two first connecting rods 22 installed at both ends of the second rotating shaft 19 to rotate circumferentially, respectively, and the rocker 24 is driven by the first connecting rod 22 and the second connecting rod 23 to swing periodically, thereby making the earth digging shovel 26 swing up and down to realize the earth digging and punching operation. Since the installation angles of the two first connecting rods 22 on both sides are different, and the lengths of the two rockers 24 are different, the two earth digging shovels 26 can be driven to swing staggeredly when the second rotating shaft 19 rotates, and the two earth digging shovels 26 cooperate to complete the punching operation of one transplanting hole.

[0040] When it is necessary to adjust the plant spacing, one end of the shift lever 32 is rotated, the shift lever 32 rotates around the hinge shaft, the other end of the shift lever 32 rotates, and under the action of the strip-shaped groove 33 and the sliding sleeve 15, the sliding shaft 14 drives the shift rod 13 to move. The movement of the shift rod 13 can drive the movement of the moving sleeve 4, until the moving sleeve 4 is pushed into the groove 6, thereby completing the switching. The first sprocket 3 in the application is stably installed through the bearing 9 and the first bearing seat 10, compared with the movable installation mode, the service life can be prolonged.

[0041] The embodiments of the utility model are described in detail in combination with the drawings, but the utility model is not limited to the described embodiments. For those skilled in the art, various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and still fall within the protection scope of the utility model.

Claims

1. A puncher for transplanting of crops, characterized in that: The utility model provides a kind of earth moving machine, including rack (1), the first crossbeam (34) is fixedly connected on the rack (1);The first rotating shaft (2) is rotatably installed above the first crossbeam (34) by second bearing seat (7);Two first bearing seats (10) are installed above the first crossbeam (34);Two first sprocket wheels (3) are rotatably installed on two first bearing seats (10) by bearing (9) respectively;The center of first sprocket wheel (3) is provided with the through hole for first rotating shaft (2) to penetrate, and recess (6) is opened in the side away from first bearing seat (10);The middle part of first rotating shaft (2) is opened with sliding slot;The inner wall of moving sleeve (4) is connected with the sliding block that is slidably connected with the sliding slot;The both ends of moving sleeve (4) are connected with transmission part (5);The inner wall of recess (6) and the outer wall of transmission part (5) are all provided with the teeth shape that is matched with each other.

2. The crop planter hole puncher of claim 1, wherein: The second crossbeam (35) is fixedly connected on the rack (1);The second rotating shaft (19) is rotatably installed above the second crossbeam (35) by third bearing seat (20);Two second sprocket wheels (16) are installed on the second rotating shaft (19);The first sprocket wheel (3) and second sprocket wheel (16) are connected by transmission chain (17);The both ends of second rotating shaft (19) are all installed with earth shoveling mechanism.

3. The hole punch for transplanting crops according to claim 1, characterized in that: The sliding shaft (14) is movably installed above the rack (1), and the shifting lever (13) is installed on the sliding shaft (14);The both sides of moving sleeve (4) are provided with limit ring (401);The one end of shifting lever (13) is fixedly connected with half-ring shifting part (1301);The gap is arranged between the shifting part (1301) and the middle part of moving sleeve (4).

4. The crop planter hole puncher of claim 3, wherein: The first vertical plate (11) and the second vertical plate (21) are fixedly connected above the first crossbeam (34) and the second crossbeam (35) respectively;The first bearing seat (10) and the third bearing seat (20) are installed on the first vertical plate (11) and the second vertical plate (21) respectively;The opening slot (12) for penetrating the first rotating shaft (2) and the second rotating shaft (19) is opened on the first vertical plate (11) and the second vertical plate (21) respectively.

5. The hole punch for transplanting crops according to claim 4, characterized in that: The slide sleeve (15) slidably connected with the sliding shaft (14) is fixedly connected on one side of two first vertical plates (11);The support plate (31) is fixedly connected on one side of the rack (1);The gear lever (32) is hingedly connected above the support plate (31);The strip-shaped slot (33) is opened on one end of gear lever (32);The convex column is fixedly connected on the lower end of sliding shaft (14), and the convex column penetrates the strip-shaped slot (33).

6. The hole punch for transplanting crops according to claim 2, characterized in that: Each of the earth shoveling mechanisms comprises a rocker (24), a first connecting rod (22) connected to the second rotating shaft (19) at one end, and a second connecting rod (23) hinged to the frame (1) at one end; one end of the rocker (24) is hinged to one end of the second connecting rod (23), and the other end of the rocker (24) is detachably provided with a mounting rack (25); the mounting rack (25) is provided with a digging shovel (26); one end of the first connecting rod (22) is hinged to the rocker (24); the installation angles of the first connecting rods (22) of the two groups of earth shoveling mechanisms are staggered, and the lengths of the rockers (24) of the two groups of earth shoveling mechanisms are different.

7. The hole punch for transplanting crops according to claim 6, characterized in that: One end of the rocker (24) is provided with an arc-shaped slot (30) for connecting the mounting rack (25); the end of the second connecting rod (23) connected to the rocker (24) is provided with a plurality of hinged holes.

8. The crop planter hole puncher of claim 1, wherein: The front end of the frame (1) is provided with a connecting portion (8) or a handle for connecting to a traction machine; the lower end of the frame (1) is provided with a supporting leg, and the lower end of the supporting leg is provided with a walking wheel.

9. The crop planter hole puncher of claim 1, wherein: One end of the first rotating shaft (2) is provided with a driving sprocket (18); the driving sprocket (18) is connected to a driving assembly through a driving transmission chain.

10. The hole punch for transplanting crops of claim 8, wherein: The supporting leg comprises a supporting rod (27) fixed to the side wall of the frame (1), a sleeve rod (28) fixed to the supporting rod (27), and a plug rod (29) plugged into the sleeve rod (28); the walking wheel is installed at the lower end of the plug rod (29).

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