CN-121986700-A - Drilling fixing device and method for birch juice collection

CN121986700ACN 121986700 ACN121986700 ACN 121986700ACN-121986700-A

Abstract

A drilling fixing device and a method for birch juice collection belong to the field of drilling equipment. The two ends of the connecting frame are respectively provided with a fixing device, the middle of the connecting frame is fixedly connected with a positioning device, each fixing device comprises a shaft rod fixedly connected to the connecting frame, the shaft rods are connected with shaft holes on a rotating rod I through bearings, the upper end of the rotating rod I is provided with a rotating rod II, a coil spring is arranged between the shaft holes of the rotating rod I and the shaft rods, the lower end face of the rotating rod II is provided with an arc groove coaxial with the shaft holes, the upper end face of the rotating rod I is fixedly connected with a sliding block in sliding fit with the arc groove, and a spring is fixedly connected between the sliding block and the inner wall of the arc groove. The invention not only can adjust the distance between the rotating block and the tree according to the diameter of the tree to avoid the influence of the too deep drilling depth on the tree growth, but also can screen the diameter of the tree to avoid collecting the tree with too small diameter and smaller tree age and avoid influencing the tree growth with smaller tree age.

Inventors

SONG WENLONG
DING YUCHENG
YANG CHUNMEI
WANG JIN
GAO SI
WANG JIXU
WANG XIAO

Assignees

东北林业大学

Dates

Publication Date: 20260508
Application Date: 20260212

Claims (10)

1. The drilling fixing device for collecting the birch juice is characterized by comprising a connecting frame (1), two rotating devices (2) and a positioning device (4), wherein the rotating devices (2) are respectively arranged at two ends of the connecting frame (1), and the positioning device (4) is fixedly connected to the middle position of the connecting frame (1); Each rotating device (2) comprises a shaft rod (21) fixedly connected to the connecting frame (1), the shaft rods (21) are connected with shaft holes of the rotating rods I (211) through bearings, coil springs (210) are arranged between the shaft holes of the rotating rods I (211) and the shaft rods (21), rotating rods II (24) are arranged at the upper ends of the rotating rods I (211), arc-shaped grooves (213) coaxial with the shaft holes are formed in the lower end faces of the rotating rods II (24), sliding blocks (29) in sliding fit with the arc-shaped grooves (213) are fixedly connected to the upper end faces of the rotating rods I (211), and springs (212) are fixedly connected between the sliding blocks (29) and the inner walls of the arc-shaped grooves (213).
2. The drilling and fixing device for birch juice collection according to claim 1, wherein the connecting frame (1) is arc-shaped.
3. The drilling fixture for birch sap collection according to claim 2, wherein the spring (212) is always in a compressed state.
4. The drilling and fixing device for birch juice collection according to claim 3, wherein the included angle between the rotating rod I (211) and the rotating rod II (24) is 90 degrees when no external force is applied.
5. The drilling and fixing device for birch juice collection, which is disclosed in claim 4, is characterized in that a cavity for sliding a sliding rod (27) is formed in the rotating rod II (24), one end of the sliding rod (27) located in the cavity of the rotating rod II (24) is fixedly connected with a rack (26), the other end of the rack (26) is fixedly connected with a connecting block (25), the upper end of the shaft rod (21) is connected with a rotating shaft (22) coaxial with the rotating shaft through a bearing, the upper end of the rotating shaft (22) penetrates through the rotating rod II (24), a groove meshed with the rack (26) is formed in the outer circumferential surface of the rotating shaft (22), a fixing rod (28) is fixedly connected to the inner wall of a shaft hole of the rotating rod I (211), the other end of the fixing rod (28) is fixedly connected with the rotating shaft (22), and a round sealing block (23) which is in sliding fit with the rotating rod and is fixedly connected to the upper end of the rotating shaft (22) is arranged in the through a perforation.
6. The drilling and fixing device for birch juice collection, which is disclosed in claim 5, is characterized in that the positioning device (4) comprises two multi-stage telescopic rods (41), the free end of each multi-stage telescopic rod (41) is hinged with a corresponding sliding rod (27), the fixed end of each multi-stage telescopic rod (41) is fixedly connected to the side face of a fixed block (42), a limit strip (43) in sliding fit with the fixed block is arranged on the fixed block (22), one end of the limit strip (43) is fixedly connected to the outer circular face of the connecting frame (1), a rotating block (44) is rotatably connected to the opposite face of the fixed block (22) through a round rod (46), and a through hole (45) for a drill bit to pass through is formed in the rotating block (44).
7. The drilling and fixing device for birch juice collection according to claim 6, wherein the length of the rotating rod I (211) is smaller than the radius of the connecting frame (1).
8. The drilling and fixing device for collecting birch juice according to claim 7, wherein the sliding block (29) slides in the arc-shaped groove (213) and further compresses the spring (212) when the rotating rod I (211) and the rotating rod II (24) rotate relatively.
9. The drilling and fixing device for birch juice collection according to claim 8, wherein the sliding rod (27) slides into the cavity of the corresponding rotating rod II (24) when the rotating rod I (211) and the rotating rod II (24) relatively rotate until the included angles of the rotating rod I (211) and the rotating rod II (24) are increased.
10. The method for using the drilling fixture for birch juice collection according to claim 9, wherein the method comprises the following steps: pulling the rotating rods I (211), enabling the two rotating rods I (211) to rotate and compress the coil springs (210) to enlarge the gap between the rotating rods I and the coil springs, and then sleeving the connecting frame (1) on the outer side of the tree (3); Step two, loosening the rotating rod I (211) to enable the rotating rod I (211) and the connecting frame (1) or the rotating rod II (24) to clamp the tree (3); And thirdly, enabling a drill bit to pass through the through hole (45), and drilling holes on the tree (3) after adjusting the angle.

Description

Drilling fixing device and method for birch juice collection Technical Field The invention relates to a drilling fixing device and method for birch juice collection, and belongs to the field of drilling equipment. Background Birch juice is popular in the market as a natural drink, and in the collection process, a hole needs to be drilled on a tree, then a liquid guide pipe is inserted into the hole, and a collection container is arranged at the lower end of the liquid guide pipe for collection. According to different diameters of trees, the drilling depth is required to be adjusted correspondingly, the problem that juice is difficult to flow out due to too shallow drilling depth or the growth of the trees is affected due to too deep drilling depth is avoided, and at present, most operators judge by experience, the result of too deep drilling depth is very easy to cause, so that improvement is necessary. Disclosure of Invention The invention aims to solve the problems in the prior art and provides a drilling fixing device and a drilling fixing method for collecting birch juice. The invention achieves the above purpose, adopts the following technical scheme: the drilling fixing device for collecting the birch juice comprises a connecting frame, two fixing devices and a positioning device, wherein the fixing devices are respectively arranged at two ends of the connecting frame, and the positioning device is fixedly connected to the middle position of the connecting frame; each fixing device comprises a shaft rod fixedly connected to the connecting frame, the shaft rod is connected with a shaft hole on the rotating rod I through a bearing, a rotating rod II is arranged at the upper end of the rotating rod I, a coil spring is arranged between the shaft hole of the rotating rod I and the shaft rod, an arc-shaped groove coaxial with the shaft hole is formed in the lower end face of the rotating rod II, a sliding block in sliding fit with the arc-shaped groove is fixedly connected to the upper end face of the rotating rod I, and a spring is fixedly connected between the sliding block and the inner wall of the arc-shaped groove. A method of using a die-set stop for machining, the method comprising the steps of: Pulling the rotating rods I, enabling the two rotating rods I to rotate and compress the coil springs, enabling gaps between the rotating rods I and the coil springs to be increased, and then sleeving the connecting frame on the outer side of the tree; step two, loosening the rotating rod I to enable the rotating rod I and the connecting frame or the rotating rod II to clamp the tree; And thirdly, enabling the drill bit to pass through the through hole, and drilling holes in the tree after adjusting the angle. Compared with the prior art, the tree diameter screening device has the beneficial effects that the distance between the rotating block and the tree can be adjusted according to the diameter of the tree, the influence of the too deep drilling depth on the growth of the tree is avoided, the diameter of the tree can be screened, the collection of the tree with the too small diameter and smaller tree age is avoided, and the influence on the growth of the tree with smaller tree age is avoided. Drawings FIG. 1 is a top cross-sectional view of a drill fixture for birch sap collection of the present invention; FIG. 2 is a rear cross-sectional view of a drill fixture for birch sap collection of the present invention; FIG. 3 is a schematic view of the position of an arcuate slot of a drill fixture for birch sap collection according to the present invention; FIG. 4 is a schematic view of the position of the slide of the drilling fixture for birch sap collection of the present invention; FIG. 5 is a top cross-sectional view of a rotating device of the drill fixture for birch sap collection of the present invention; FIG. 6 is an enlarged schematic view of the structure of FIG. 5A; FIG. 7 is a top view showing the relative rotation of the rotating rods I and II of the drilling fixture for birch sap collection according to the present invention; FIG. 8 is a top view of a positioning device of the drill fixture for birch sap collection of the present invention; FIG. 9 is a schematic top view of a birch sap collection drill fixture of the present invention mounted on a non-collectable tree; FIG. 10 is a schematic top view of a drilling fixture for birch sap collection of the present invention mounted on a collectable tree; fig. 11 is a schematic diagram of a drilling fixture for birch sap collection according to the present invention mounted on a collectable tree in a top view. Detailed Description The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the invention, but not all embodiments, and all other embodime