Digging equipment for seedling planting

Abstract

The present invention provides an excavating device for planting seedlings, which belongs to the technical field of forestry equipment. The device comprises a driving trolley, a bracket fixedly connected to the driving trolley, a support rod fixedly connected to the bracket, the support rod is horizontally arranged, and a connecting mechanism for connecting the support rod to a tree trunk is provided on one end of the support rod. The support rod can rotate circumferentially along the outer wall of the trunk, and a cutting mechanism for cutting off the root system around the tree is provided on the support rod. The present invention has the advantages of facilitating the operator to dig and transplant trees in a space with a small distance between trees, thereby reducing the intensity of the workers.

Description

Technical Field

[0001] The present application belongs to the technical field of forestry equipment, and in particular to a digging device for planting seedlings. Background Art

[0002] At present, the tree transplanting process in domestic nursery bases is mainly completed by manpower. However, manual tree transplanting has problems such as low efficiency, long operation time, and non-standard soil ball size. Especially with the increase in domestic labor costs, the cost of tree transplanting has increased. Therefore, many domestic nursery bases hope to have suitable tree transplanting machinery to replace simple manual operations, so as to overcome the disadvantages of manual transplanting, improve operation efficiency, and reduce transplanting costs.

[0003] At present, a Chinese patent with announcement number CN203985325U discloses a crawler tree digging machine, which includes a crawler chassis, an upper body, a rotating device, a straight arm, a tree digging device, and a hydraulic cylinder. The upper body is installed on the crawler chassis, and the two are connected by a rotating device. The upper body is connected to the straight arm, and the straight arm is connected to the tree digging device. The straight arm and the upper body, and the straight arm and the tree digging device are also connected by a hydraulic cylinder.

[0004] During use of the crawler tree digger, when the space around the tree to be dug is small, the operator cannot drive the tree digger to dig the tree, and the operator can only dig the tree manually, which makes the labor intensity higher. Summary of the Invention

[0005] In order to overcome the deficiencies in the background technology, the purpose of this application is to provide a digging device for planting seedlings, which facilitates the operator to dig and transplant trees in a space with a small distance between trees, thereby reducing the intensity of the workers.

[0006] In order to achieve the above objectives, this application provides the following technical solutions:

[0007] A digging device for planting seedlings includes a driving trolley, a bracket fixedly connected to the driving trolley, a support rod fixedly connected to the bracket, the support rod is arranged horizontally, and a connecting mechanism for connecting the support rod to a tree trunk is provided on one end of the support rod. The support rod can rotate circumferentially along the outer wall of the tree trunk, and a cutting mechanism for cutting off the roots around the tree is provided on the support rod.

[0008] As a preferred solution, the connecting mechanism includes a first semicircular ring and a second semicircular ring that can be spliced ​​into a circle, a connecting groove opened on the inner wall of the second semicircular ring, a connecting wheel rotatably connected between the inner walls on both sides of the connecting groove, and a connecting piece arranged between the first semicircular ring and the second semicircular ring for connecting the first semicircular ring and the second semicircular ring, and the axis of the connecting wheel is arranged vertically.

[0009] As a preferred solution, the connecting part includes a connecting plate fixedly connected to the two ends of the first semicircular ring, a connecting hole opened on the connecting plate, a connecting plate fixedly connected to the end faces of the two ends of the second semicircular ring, a connecting hole opened on the upper surface of the connecting plate and a pin inserted into the connecting hole and the connecting hole. The connecting plate is U-shaped and the opening is set toward the first semicircular ring. The connecting plate is inserted into the connecting plate, and the connecting hole and the connecting hole are aligned.

[0010] As a preferred solution, a retaining ring is fixedly connected to the outer wall of the upper end of the pin, a connecting spring is sleeved on the outer wall of the upper end of the pin, a mounting groove is provided on the outer wall of the lower end of the pin, the mounting groove passes through the pin, a mounting rod is fixedly connected between the inner walls on both sides of the mounting groove, a baffle is rotatably connected to the outer wall of the mounting rod, the length of the baffle is less than the length of the mounting groove and greater than the diameter of the connecting hole, the two ends of the connecting spring are respectively pressed against the lower surface of the retaining ring and the upper surface of the connecting plate, a torsion spring is sleeved on the outer wall of the mounting rod, and the two ends of the torsion spring are respectively fixedly connected to the outer wall of the mounting rod and the outer wall of the baffle.

[0011] As a preferred solution, a plurality of mounting holes are opened on the bottom of the connecting groove at even intervals along the length direction of the connecting groove, and a tightening rod is slidably connected in the mounting hole. The tightening rod is radially arranged along the first semicircular ring, and a tightening ring is fixedly connected to the outer wall of one end of the tightening rod, and a tightening spring is sleeved on the outer wall of one end of the tightening rod, and the two ends of the tightening spring are respectively fixedly connected to the tightening ring and the outer wall of the second semicircular ring, and a U-shaped block is fixedly connected to the end face of the tightening rod close to the second semicircular ring, and the opening of the U-shaped block is arranged toward the second semicircular ring, and the connecting wheel is rotatably connected between the inner walls on both sides of the U-shaped block.

[0012] As a preferred solution, the cutting mechanism includes a support frame mounted on the support rod, a support tube fixedly connected to the support frame, a cutting rod slidably connected to the support tube, a driving electric cylinder fixedly connected to the support frame for driving the cutting rod to slide in the support tube, a cutting shovel fixedly connected to the lower end face of the cutting rod, and a control member arranged between the support frame and the cutting rod for controlling the rotation of the cutting rod after sliding out of the support tube, the telescopic end of the driving electric cylinder is rotatably connected to the upper end face of the cutting rod, and the support tube is vertically arranged.

[0013] As a preferred solution, the control part includes a waist-shaped groove on the outer wall of the lower end of the cutting rod, a control rod rotatably connected to the support frame at one end, and a cross bar fixedly connected to the outer wall of one end of the control rod passing through the waist-shaped groove, and the cross bar is arranged perpendicular to the control rod.

[0014] As a preferred solution, a sliding ring is fixedly connected to the support frame, the sliding ring is slidably connected to the support rod, a long groove is provided on the side wall of the support rod, a fixing hole is provided on the outer wall of the sliding ring, a fixing rod is fixedly connected between the inner walls on both sides of the fixing hole, a fixing wheel is rotatably connected to the outer wall of the fixing rod, the fixing wheel is eccentrically arranged with the fixing rod, and a driving handle is fixedly connected to the outer wall of the fixing wheel.

[0015] As a preferred solution, a vertical tube is fixedly connected to the driving trolley, a fixed tube is slidably connected to the inner wall of the vertical tube, a ground plug is fixedly connected to the lower end surface of the fixed tube, two fixed grooves are provided on the outer wall of the lower end of the fixed tube, a plug plate is rotatably connected between the inner walls on both sides of the lower end of the fixed groove, a driving rod is slidably connected to the inner wall of the fixed tube, two linkage rods are rotatably connected to the lower end surface of the driving rod, and the other end of the linkage rod is rotatably connected to the inner wall of the upper end of the plug plate.

[0016] Compared with the prior art, this application has the following advantages:

[0017] 1. In the present application, the operator pushes the driving trolley to the side of the tree to be excavated, the operator places the first semicircular ring against the outer wall of the tree, then inserts the connecting plate on the second semicircular ring into the connecting plate, and inserts the pin into the connecting hole and the connecting hole. The operator cuts off the root system around the tree through the cutting mechanism, and then drives the cutting mechanism to rotate around the tree by the driving trolley, cutting off the root system around the tree in turn. Through such a setting, the structure is simple and the operation is convenient, which facilitates the operator to dig and transplant trees in the space with a small distance between trees, reducing the intensity of the workers.

[0018] 2. In the present application, a retaining ring is fixedly connected to the outer wall of the upper end of the bolt, and the lower end of the connecting spring abuts against the upper surface of the connecting plate. After the lower end of the bolt passes through the connecting hole, the retaining plate on the lower end of the bolt rotates to a horizontal position. Under the action of the restoring force of the connecting spring, the retaining plate abuts against the lower surface of the connecting plate. Through such an arrangement, the structure is simple, the operation is convenient, and the stability of the bolt inserted into the connecting hole and the connecting hole is improved.

[0019] 3. In the present application, a control rod is rotatably connected to the support frame, one end of the control rod passes through the waist-shaped groove on the outer wall of the lower end of the cutting rod, and a cross bar is fixedly connected to the other end of the control rod passing through the waist-shaped groove. The electric cylinder drives the cutting rod to move, and the cutting rod drives the cutting shovel to move vertically downward. When one end of the control rod abuts against the upper end of the inner wall of the waist-shaped groove, the upper end of the cutting rod slides out of the support tube. Under the action of the control rod, the cutting rod drives the cutting shovel to rotate upward away from one end of the cutting rod. Through such a setting, the structure is simple and the operation is convenient, which makes it convenient for the operator to pry up the tree and dig out the tree. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural diagram of an embodiment of the present application.

[0021] Figure 2 It is a structural diagram of the connecting mechanism in an embodiment of the present application.

[0022] Figure 3 yes Figure 1 Enlarged view of point A in the middle.

[0023] Figure 4 yes Figure 2 Enlarged view of point B in the middle

[0024] Figure 5 It is a schematic diagram of the structure on the fixed tube in the embodiment of the present application.

[0025] In the figure, 1, driving trolley; 2, bracket; 3, supporting rod; 4, connecting mechanism; 5, cutting mechanism; 6, first semicircular ring; 7, second semicircular ring; 8, connecting groove; 9, connecting wheel; 10, connecting piece; 11, connecting plate; 12, connecting hole; 13, connecting plate; 14, connecting hole; 15, latch; 16, retaining ring; 17, connecting spring; 18, mounting groove; 19, mounting rod; 20, retaining plate; 21, torsion spring; 22, mounting hole; 23, tightening rod; 24, tightening ring; 2 5. Clamping spring; 26. U-shaped block; 27. Support frame; 28. Support tube; 29. ​​Cutting rod; 30. Driving electric cylinder; 31. Cutter shovel; 32. Control part; 33. Waist groove; 34. Control rod; 35. Cross bar; 36. Sliding ring; 37. Long groove; 38. Fixing hole; 39. Fixing rod; 40. Fixing wheel; 41. Driving handle; 42. Vertical tube; 43. Fixing tube; 44. Ground plug; 45. Fixing groove; 46. Insert plate; 47. Driving rod; 48. Linkage rod. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of this application to clearly and completely describe the technical solutions in the embodiments of this application. Obviously, the embodiments described are only part of the embodiments of this application, not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of this application.

[0027] like Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5As shown, a digging equipment for planting seedlings includes a driving trolley 1, a bracket 2 is fixedly connected to the driving trolley 1, a support rod 3 is fixedly connected to the bracket 2, the support rod 3 is horizontally arranged, and a connecting mechanism 4 is provided on one end of the support rod 3. The connecting mechanism 4 is used to connect one end of the support rod 3 to the outer wall of the trunk. Under the action of the connecting mechanism 4, the support rod 3 can rotate circumferentially around the outer wall of the trunk.

[0028] like Figure 2 As shown, the connecting mechanism 4 includes a first semicircular ring 6 and a second semicircular ring 7. The first semicircular ring 6 and the second semicircular ring 7 can be spliced ​​into a circle. The first semicircular ring 6 is fixedly connected to the end face of one end of the support rod 3. A connecting member 10 is provided between the first semicircular ring 6 and the second semicircular ring 7. The connecting member 10 connects the first semicircular ring 6 and the second semicircular ring 7. A connecting groove 8 is provided on the inner wall of the second semicircular ring 7 along the circumference of the inner wall of the second semicircular ring 7. A plurality of mounting holes 22 are provided on the bottom of the connecting groove 8. The plurality of mounting holes 22 are evenly spaced along the length direction of the connecting groove 8. A sliding connection is provided in the mounting hole 22. A tightening rod 23, the tightening rod 23 slides radially along the second semicircular ring 7, and a retaining ring 16 is fixedly connected to the outer wall of the end of the tightening rod 23 away from the second semicircular ring 7, and a tightening spring 25 is sleeved on the outer wall of the end of the tightening rod 23 away from the second semicircular ring 7, and the two ends of the tightening spring 25 are respectively fixedly connected to the retaining ring 16 and the outer wall of the second semicircular ring 7, and a U-shaped block 26 is fixedly connected to the end face of the tightening rod 23 close to the first semicircular ring 6, and the opening of the U-shaped block 26 is set toward the first semicircular ring 6, and a connecting wheel 9 is rotatably connected between the inner walls on both sides of the U-shaped block 26, and the axis of the connecting wheel 9 is set vertically.

[0029] like Figure 2 As shown, the connecting member 10 includes a connecting plate 11, which is fixedly connected to both ends of the first semicircular ring 6. A connecting hole 12 is provided on the connecting plate 11, and a connecting plate 13 is fixedly connected to both ends of the second semicircular ring 7. The connecting plate 13 is U-shaped, and the opening of the connecting plate 13 is arranged toward the first semicircular ring 6. A connecting hole 14 is provided on the upper surface of the connecting plate 13, and the connecting hole 14 passes through the upper and lower surfaces of the connecting plate 13. One end of the connecting plate 11 is inserted into the connecting plate 13, and the connecting hole 12 and the connecting hole 14 are aligned. A pin 15 is inserted into the connecting hole 12 and the connecting hole 14.

[0030] like Figure 2 、 Figure 4As shown, in order to improve the stability of the plug 15 inserted in the connecting hole 12, a retaining ring 16 is fixedly connected to the outer wall of the upper end of the plug 15, and a connecting spring 17 is sleeved on the outer wall of the upper end of the plug 15. The two ends of the connecting spring 17 are respectively pressed against the lower surface of the retaining ring 16 and the upper surface of the connecting plate 13. A mounting groove 18 is provided on the outer wall of the lower end of the plug 15. The mounting groove 18 passes through the plug 15. A mounting rod 19 is fixedly connected between the inner walls on both sides of the mounting groove 18. A baffle 20 is rotatably connected to the outer wall of 19. The length of the baffle 20 is less than the length of the mounting groove 18, and the length of the baffle 20 is greater than the diameter of the connecting hole 14. A torsion spring 21 is sleeved on the outer wall of the mounting rod 19. The two ends of the torsion spring 21 are respectively fixedly connected to the outer wall of the baffle 20 and the outer wall of the mounting rod 19. Under the action of the restoring force of the torsion spring 21, the baffle 20 and the latch 15 are vertically arranged. Under the action of the restoring force of the connecting spring 17, the baffle 20 is pressed against the lower surface of the connecting plate 13.

[0031] like Figure 1 As shown, a cutting mechanism 5 is provided on the support rod 3 for facilitating the operator to cut off the roots around the tree. The cutting mechanism 5 includes a support frame 27, which is installed on the support rod 3. A support tube 28 is fixedly connected to the support frame 27. The support tube 28 is vertically arranged, and a cutting rod 29 is slidably connected to the inner wall of the support tube 28. The length of the cutting rod 29 is greater than the length of the support tube 28. A driving electric cylinder 30 is fixedly connected to the support frame 27, and the output shaft of the driving electric cylinder 30 is rotatably connected to the upper end face of the cutting rod 29. A cutting shovel 31 is fixedly connected to the lower end face of the cutting rod 29, and a control member 32 for controlling the cutting rod 29 to rotate after sliding out of the support tube 28 is provided between the outer wall of the lower end of the cutting rod 29 and the support frame 27.

[0032] like Figure 1 As shown, the control member 32 includes a waist-shaped groove 33, which is opened on the outer wall of the lower end of the cutting rod 29 and passes through the cutting rod 29. A control rod 34 is rotatably connected to the support frame 27, and the other end of the control rod 34 passes through the waist-shaped groove 33. A cross bar 35 is fixedly connected to the end face of the control rod 34 passing through the waist-shaped groove 33, and the cross bar 35 is vertically arranged to the control rod 34.

[0033] like Figure 1 、 Figure 3As shown, in order to facilitate the operator to adjust the position of the support frame 27 on the support rod 3, a sliding ring 36 is fixedly connected to the support frame 27, and the sliding ring 36 is slidably connected to the support rod 3. A fixing hole 38 is provided on the side wall of the sliding ring 36, and a long groove 37 is provided on the side wall of the support rod 3. The long groove 37 is arranged along the length direction of the support rod 3, and the fixing hole 38 is connected to the long groove 37. A fixing rod 39 is fixedly connected between the inner walls on both sides of the fixing hole 38, and a fixing wheel 40 is rotatably connected to the outer wall of the fixing rod 39. The fixing wheel 40 and the fixing rod 39 are eccentrically arranged, and a driving handle 41 is fixedly connected to the outer wall of the fixing wheel 40, and the fixing wheel 40 is pressed against the bottom of the long groove 37.

[0034] like Figure 4 As shown, in order to facilitate the operator to insert the cutting shovel 31 into the soil, a vertical tube 42 is fixedly connected to the driving trolley 1, a fixed tube 43 is slidably connected to the inner wall of the vertical tube 42, a ground plug 44 is fixedly connected to the lower end surface of the fixed tube 43, two fixed grooves 45 are provided on the outer wall of the lower end of the fixed tube 43, a plug plate 46 is rotatably connected between the inner walls on both sides of the lower end of the fixed groove 45, a driving rod 47 is slidably connected to the inner wall of the fixed tube 43, two linkage rods 48 are rotatably connected to the lower end surface of the driving rod 47, and one end of the linkage rod 48 is rotatably connected to the plug plate 46.

[0035] The working principle of the embodiment of the present application is as follows: the operator moves the driving trolley 1 to the tree to be excavated, the operator places the first semicircular ring 6 against the outer wall of the tree, and then inserts the connecting plate 13 on the second semicircular ring 7 into the connecting plate 11, inserts the lower end of the latch 15 into the connecting hole 12 and the connecting hole 14, presses the latch 15 downward, and the baffle 20 rotates out of the mounting groove 18. Under the action of the restoring force of the connecting spring 17, the baffle 20 presses against the lower surface of the connecting plate 13;

[0036] The operator drives the fixed pipe 43 downward, and the ground plug 44 on the lower end of the fixed pipe 43 is inserted into the soil. The operator moves the driving rod 47, and the driving rod 47 drives the plug plate 46 to move through the linkage rod 48. The plug plate 46 is inserted into the soil on the side of the fixed pipe 43;

[0037] The operator drives the cutting rod 29 to slide in the support tube 28 by driving the electric cylinder 30. The cutting rod 29 drives the cutting blade 31 to cut the roots around the tree. When the upper end of the cutting rod 29 passes through the lower end of the support tube 28, one end of the control rod 34 abuts against the inner wall of the upper end of the waist-shaped groove 33. Under the action of the control rod 34, the cutting rod 29 rotates, and the cutting rod 29 drives the cutting blade 31 to rotate. One end of the cutting blade 31 digs the tree out of the soil.

[0038] After completing one cut, the operator drives the trolley 1 to drive the first semicircular ring 6 and the second semicircular ring 7 to rotate on the tree. After rotating to a certain angle, the operator repeats the above-mentioned operation of driving the electric cylinder 30.

[0039] The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the various embodiments can be referenced to each other.

[0040] The above is a detailed introduction to the method provided by the present application. Specific examples are used herein to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method and core ideas of the present application. It should be pointed out that for ordinary technicians in this technical field, without departing from the principles of the present application, several improvements and modifications can be made to the present application, and these improvements and modifications also fall within the scope of protection of the claims of the present application.

Claims

1. A digging device for planting seedlings, characterized in that: The invention comprises a driving trolley (1), a bracket (2) fixedly connected to the driving trolley (1), a support rod (3) fixedly connected to the bracket (2), the support rod (3) being arranged horizontally, a connecting mechanism (4) for connecting the support rod (3) to a tree trunk being provided at one end of the support rod (3), the support rod (3) being rotatable along the outer wall of the tree trunk, and a cutting mechanism (5) for cutting off the root system around the tree being provided on the support rod (3); the cutting mechanism (5) comprising a supporting frame (27) mounted on the support rod (3), a supporting tube (28) fixedly connected to the supporting frame (27), a cutting rod (29) slidably connected to the supporting tube (28), a fixing screw (29), and a fixing screw (30). A driving electric cylinder (30) fixedly connected to the support frame (27) for driving the cutting rod (29) to slide in the support tube (28), a cutting blade (31) fixedly connected to the lower end surface of the cutting rod (29), and a control member (32) arranged between the support frame (27) and the cutting rod (29) for controlling the cutting rod (29) to rotate after sliding out of the support tube (28), wherein the telescopic end of the driving electric cylinder (30) is rotatably connected to the upper end surface of the cutting rod (29), and the support tube (28) is vertically arranged; the control member (32) includes a waist-shaped groove (33) provided on the outer wall of the lower end of the cutting rod (29), one end of which is rotatably connected to the support frame (27), and the other end of which is rotatably connected to the support frame (27). The control rod (34) is fixedly connected to the outer wall of one end of the control rod (34) passing through the waist-shaped groove (33), and the cross bar (35) is vertically arranged with respect to the control rod (34); the connecting mechanism (4) comprises a first semicircular ring (6) and a second semicircular ring (7) which can be spliced ​​into a circle, a connecting groove (8) provided on the inner wall of the second semicircular ring (7), a connecting wheel (9) rotatably connected between the inner walls on both sides of the connecting groove (8), and a connecting member (10) provided between the first semicircular ring (6) and the second semicircular ring (7) for connecting the first semicircular ring (6) and the second semicircular ring (7), wherein the axis of the connecting wheel (9) is vertically arranged. The first semicircular ring (6) is fixedly connected to the end surface of one end of the support rod (3); the connecting member (10) comprises a connecting plate (11) fixedly connected to both ends of the first semicircular ring (6), a connecting hole (12) provided on the connecting plate (11), a connecting plate (13) fixedly connected to both end surfaces of the second semicircular ring (7), a connecting hole (14) provided on the upper surface of the connecting plate (13), and a plug (15) plugged into the connecting hole (12) and the connecting hole (14); the connecting plate (13) is U-shaped and its opening is arranged toward the first semicircular ring (6); the connecting plate (11) is plugged into the connecting plate (13), and the connecting hole (12) and the connecting hole (14) are aligned;A retaining ring (16) is fixedly connected to the outer wall of the upper end of the latch (15), a connecting spring (17) is sleeved on the outer wall of the upper end of the latch (15), a mounting groove (18) is provided on the outer wall of the lower end of the latch (15), the mounting groove (18) passes through the latch (15), a mounting rod (19) is fixedly connected between the inner walls on both sides of the mounting groove (18), a baffle (20) is rotatably connected to the outer wall of the mounting rod (19), the length of the baffle (20) is less than the length of the mounting groove (18) and greater than the diameter of the connecting hole (14), the two ends of the connecting spring (17) are respectively pressed against the lower surface of the retaining ring (16) and the upper surface of the connecting plate (13), a torsion spring (21) is sleeved on the outer wall of the mounting rod (19), and the two ends of the torsion spring (21) are respectively fixedly connected to the outer wall of the mounting rod (19) and the outer wall of the baffle (20).

2. The digging equipment for seedling planting according to claim 1, characterized in that: A plurality of mounting holes (22) are evenly spaced along the length direction of the connecting groove (8) on the bottom of the connecting groove (8), and a tightening rod (23) is slidably connected in the mounting hole (22). The tightening rod (23) is radially arranged along the second semicircular ring (7), and a tightening ring (24) is fixedly connected to the outer wall of one end of the tightening rod (23). A tightening spring (25) is sleeved on the outer wall of one end of the tightening rod (23), and the two ends of the tightening spring (25) are respectively fixedly connected to the tightening ring (24) and the outer wall of the second semicircular ring (7). A U-shaped block (26) is fixedly connected to the end face of the tightening rod (23) close to the first semicircular ring (6), and the opening of the U-shaped block (26) is arranged toward the first semicircular ring (6). The connecting wheel (9) is rotatably connected between the inner walls on both sides of the U-shaped block (26).

3. The digging equipment for seedling planting according to claim 1, characterized in that: A sliding ring (36) is fixedly connected to the support frame (27), and the sliding ring (36) is slidably connected to the support rod (3). A long groove (37) is provided on the side wall of the support rod (3), and a fixing hole (38) is provided on the outer wall of the sliding ring (36). A fixing rod (39) is fixedly connected between the inner walls on both sides of the fixing hole (38), and a fixing wheel (40) is rotatably connected to the outer wall of the fixing rod (39). The fixing wheel (40) and the fixing rod (39) are eccentrically arranged, and a driving handle (41) is fixedly connected to the outer wall of the fixing wheel (40).

4. The digging equipment for seedling planting according to claim 1, characterized in that: A vertical tube (42) is fixedly connected to the driving trolley (1), a fixed tube (43) is slidably connected to the inner wall of the vertical tube (42), a ground plug (44) is fixedly connected to the lower end surface of the fixed tube (43), two fixed grooves (45) are provided on the outer wall of the lower end of the fixed tube (43), a plug plate (46) is rotatably connected between the inner walls on both sides of the lower end of the fixed groove (45), a driving rod (47) is slidably connected to the inner wall of the fixed tube (43), two linkage rods (48) are rotatably connected to the lower end surface of the driving rod (47), and the other end of the linkage rod (48) is rotatably connected to the inner wall of the upper end of the plug plate (46).

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