CN214902321U - Jujube tree grafting tool - Google Patents

Abstract

The utility model provides a jujube tree grafting tool, including main cutting edge, vice cutting edge, tool bit, connector and handle, the one end of tool bit sets up main cutting edge and vice cutting edge, and the other end of tool bit passes through the connector and connects the handle, and the handle symmetry divide into two halves and passes through bolt-up connection, and the tool bit can be dismantled through the unsteady button that sets up on the connector with the connector and be connected, sets up the arc breach that four adaptation right hands finger gripping on the handle. The utility model has the advantages of being scientific and reasonable in structural design, the practicality is strong, and the gripping is comfortable, and labour saving operation, the cutting position is accurate, and cutting effect is good, can effectively improve jujube tree grafting efficiency, reduces intensity of labour.

Description

Jujube tree grafting tool

Technical Field

The utility model belongs to the technical field of the plant grafting, concretely relates to jujube tree grafting tool.

Background

The grafting is that the scion grafting is fully contacted with the surface of the stock, the scion wood is fully contacted with the stock wood, the surface transmits nutrients and moisture of the grafting part, the wood contact enables the scion grafting and the stock wood to be better fused, the original certain characteristics of the plant can be guaranteed by grafting, and the method has the characteristics of high reproduction rate, high seedling culture speed, stable genetic character and early fruiting, and is a commonly used method for improving the variety. Jujube tree grafting is most suitable for being carried out in spring, the current jujube tree grafting tool is single and only is a common knife, a felt is made by hands, the grafting is not easy to master accuracy, the cutting quality is poor, the cutting efficiency is low, the grafting survival rate is low, fingers are extremely easy to damage in the grafting process aiming at the hard jujube branch of the jujube tree, the bark is difficult to cut, one tooth and one knot are needed when the jujube tree is grafted, the grafting difficulty is high, meanwhile, the grafting process is complicated, the production efficiency is hindered, different grafting methods are applied, different grafting tools are used, the grafting tool is more specific, a common necessary cutter is provided with a cutting and grafting knife and is used for cutting a cut of a stock, and the cutting edge is used for cutting a grafted branch and is commonly used for thick cutting and grafting of seedlings. The handsaw is used to cut the ear and the thinner grafted branches. The budding knife is used for budding and prying the cut of the budding stock. In general, the grafting cutter has various varieties and strong regionality. There is no special grafting tool designed for jujube tree.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the deficiency to above-mentioned prior art provides a jujube tree grafting instrument, and the device simple structure is reasonable, to jujube tree grafting design preparation, and the practicality is strong, easy operation, and cutting effect is good, can effectively improve jujube tree's grafting efficiency.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a jujube tree grafting tool, a serial communication port, including tool bit, connector and handle, the one end integrated into one piece of tool bit is provided with main cutting edge and vice cutting edge, and the other end of tool bit passes through the connector to be connected with the handle, main cutting edge is located the near-end that is close to the connector on the tool bit, and the distal end of connector is kept away from on the tool bit to vice cutting edge, vice cutting edge department sets up 5mm circular arc transition zone, the connection can be dismantled on the connector to the tool bit, the handle divide into two vice handles of symmetry, the connector stretches into between two vice handles through fastening bolt with connector and vice handle fixed connection, the handle design has four arc breachs to the right hand is held.

Preferably, tool bit length is 40mm, and the tool bit width is 30mm, and the sword inclination of main cutting edge is 20, and the sword width of main cutting edge is 5mm, and this angle makes the cutting edge of cutter sharper, and the blade adopts complicated curved surface for the incision is bigger, and the incision is more level and smooth, and the incision shape is the quadrangle of 20x20mm, makes things convenient for the grafting of good oil variety jujube tree No. one. The auxiliary cutting edge adopts the circular arc to be 5mm transition, can peel off the bark of cutting off, avoids gluing the sword, and tool bit thickness is 2mm, when guaranteeing rigidity, lightens the quality, and the user is more handy.

Preferably, the tool bit is detachably and movably connected with the connecting body through a floating button, the tail part of the tool bit connected with the connecting body is provided with a plug-in connector, the plug-in connector is provided with a mounting through hole, one end of the connecting body connected with the tool bit is provided with an inserting groove which is matched and inserted with the inserting head, the connecting body is provided with limiting holes which are positioned at two sides of the mounting through hole, the floating button is arranged on the mounting through hole and comprises a left semicircular shell and a right semicircular shell which are connected by a spring, the left semicircular shell and the right semicircular shell are arranged in a mirror image manner, a left positioning pin is arranged in the left semicircular shell, a right positioning pin is arranged in the right semicircular shell, a spring is connected between the left positioning pin and the right positioning pin, and a left limit ring and a right limit ring are symmetrically arranged on the opposite incision end surfaces of the left semicircular shell and the right semicircular shell, and the left limit ring and the right limit ring are slidably sleeved in the mounting through hole.

Preferably, the handle design is held for the right hand, the handle front end is outstanding, one side of handle sets up three arc breach, the opposite side of handle sets up an arc breach, the three arc breach of one side is first arc breach respectively, second arc breach and third arc breach, an arc breach of opposite side is the fourth arc breach, the degree of depth of first arc breach to third arc breach increases in proper order and first arc breach is used for little finger gripping, third arc breach corresponds forefinger gripping, conveniently grip the power, can adjust the cutting direction in a flexible way, avoid skidding, improve and grip use comfort and work efficiency.

Preferably, the tool bit is made of alloy tool steel, so that the tool bit has high hardness, high wear resistance and high temperature resistance, and simultaneously has certain strength, toughness and plasticity. The connecting piece is made of carbon steel, so that the connecting piece has certain strength, good assembly and low price.

Compared with the prior art, the utility model has the following advantage:

1. the utility model has the advantages of simple and reasonable structure, it is comfortable to grip, and the cutting effect is good, and the practicality is strong, and is small and exquisite portable, can effectively improve jujube tree grafting efficiency.

2. The utility model discloses a right hand design, cutting edge opening direction right, convenient to use person exerts oneself, and the tool bit design is unique, and cutter intensity is bigger, and the cutter knife tip is responsible for cutting into the stock, and main cutting edge cuts the bark, and vice cutting edge peels off the bark, can prevent to glue the sword, and the cutter edges and corners all adopts the circular arc transition simultaneously, and the structure is pleasing to the eye, and is small and exquisite light. The limitations of single structure, various types and strong regionality of the cutter are abandoned.

3. Because most of cutters adopt an integrated design, when the cutting edge of the cutter becomes dull, the cutter head can be discarded or ground, so that the material is greatly wasted, and the consumption is high. The utility model discloses removable device is adopted to tool bit portion, can effectively improve practicality, reduce cost. Adopt between tool bit and the connector and dismantle the connected mode, take off the tool bit when not using and put into protection device to can change other cutters according to actual need.

4. Most cutter designs are general type, and the left and right hands are all usable, therefore user's comfort level and affinity will reduce, use simultaneously for a long time, hand and the more department of handle of a knife contact will produce cocoon and swelling bubble, and the cutter adopts the design of right hand type, and the front end is outstanding, makes things convenient for hand control direction, and the centre has four arc breachs, makes things convenient for the finger to hold the handle tightly, and this handle design is more compatible hand type, and the area of contact of handle and hand is great simultaneously, can be less painful and swelling bubble.

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic view of a first viewing angle structure of the present invention.

Fig. 2 is a schematic view of a second viewing angle structure according to the present invention.

Fig. 3 is a schematic cross-sectional view of a third viewing angle of the present invention.

Fig. 4 is a schematic view of the connection structure of the auxiliary handle, the connector and the fastening bolt of the present invention.

Fig. 5 is an enlarged schematic view of the joint between the middle tool bit and the connecting body according to the present invention.

Fig. 6 is a schematic view of the connection structure of the middle tool bit and the floating button according to the present invention.

Fig. 7 is a schematic structural diagram of the floating button of the present invention.

Description of reference numerals:

1 — a minor cutting edge; 2, a cutter head; 3-a linker;

4, fastening a bolt; 5-main cutting edge; 6-floating button;

7-a handle; 8-a first arc-shaped notch; 9-a second arc-shaped notch;

10-a third arc-shaped notch; 11-a fourth arc-shaped notch; 12-an auxiliary handle;

13-left semicircular shell; 14-right semicircular shell; 15-left locating pin;

16-right locating pin; 17-a spring; 18-a left stop collar;

19-a right stop collar; 20-a plug-in connector; 21-mounting a through hole;

22-limiting hole.

Detailed Description

As shown in fig. 1 to 7, the utility model discloses a tool bit 2, connector 3 and handle 7, the one end integrated into one piece of tool bit 2 is provided with main cutting edge 5 and vice cutting edge 1, and the other end of tool bit 2 passes through connector 3 to be connected with handle 7, main cutting edge 5 is located the near-end that is close to connector 3 on tool bit 2, keeps away from the distal end of connector 3 on vice cutting edge 1 is located tool bit 2, vice cutting edge 1 department sets up 5mm circular arc transition zone, tool bit 2 can dismantle the connection on connector 3, handle 7 is divided into two vice handles 12 of symmetry, connector 3 stretches into between two vice handles 12 through fastening bolt 4 with connector 3 and vice handle 12 fixed connection, handle 7 designs has four arc-shaped gaps to the right hand is held.

In this embodiment, 2 length 40mm of tool bit, 2 width 30mm of tool bit, the sword inclination of main cutting edge 5 is 20, and the cutting edge width of main cutting edge 5 is 5mm, and this angle makes the cutting edge of cutter sharper, and the blade adopts complicated curved surface for the incision power is bigger, and the incision is more level and more smooth, and the incision shape is the quadrangle of 20x20mm, makes things convenient for the grafting of a good oil variety jujube tree. The auxiliary cutting edge 1 adopts an arc for 5mm transition, so that the cut bark can be peeled off, the sticking of the cutter is avoided, the thickness of the cutter head 2 is 2mm, the weight is reduced while the rigidity is ensured, and a user can feel more handy.

In the embodiment, the tool bit 2 is detachably and movably connected with the connector 3 through the floating button 6, the tail part of the tool bit 2 connected with the connector 3 is provided with the plug 20, the plug 20 is provided with the installation through hole 21, one end of the connector 3 connected with the tool bit 2 is provided with the insertion groove which is matched and inserted with the plug 20, the connector 3 is provided with the limiting holes 22 positioned at two sides of the installation through hole 21, the floating button 6 is installed on the installation through hole 21, the floating button 6 comprises a left semicircular shell 13 and a right semicircular shell 14 which are connected by a spring 17, the left semicircular shell 13 and the right semicircular shell 14 are arranged in a mirror image manner, the left locating pin 15 is arranged in the left semicircular shell 13, the right locating pin 16 is arranged in the right semicircular shell 14, the spring 17 is connected between the left locating pin 15 and the right locating pin 16, the left locating pin 18 and the right limiting ring 19 are symmetrically arranged on the opposite incision end surfaces of the left semicircular shell 13 and the right semicircular shell 14, the left limiting ring 18 and the right limiting ring 19 are sleeved in the mounting through hole 21 in a sliding mode. Fix the installation through-hole 21 on tool bit 2 through spacing snap ring with floating button 6 in, the outstanding part of semicircle shell is in the spacing hole 22 of connector 3, be responsible for the card and die connector 3, prevent connector 3 for tool bit 2 longitudinal motion, connector 3 is realized by bayonet joint 20 and inserting groove cooperation for the lateral motion of tool bit 2, when tool bit 2 needs to take off, press left semicircle shell 13 and right semicircle shell 14, make the two draw close each other, and retract to in installation through-hole 21, the semicircle shell no longer is located spacing hole 22 this moment, can extract tool bit 2 from connector 3. If when installing tool bit 2, press left and right semicircle shells, make it draw close each other, insert the tool bit in the connector this moment, when moving spacing hole 22 position, because spring 17's self elasticity can promote left and right semicircle shells and move to opposite direction, the semicircle shell blocks once more and dies in spacing hole 22, realizes fixed tool bit 2 and connector 3. Spring 17 self elasticity and length restrict two semicircle shells and can not contact, and two spacing snap rings restriction semicircle shells are inside tool bit 2 all the time, can not drop.

In this embodiment, handle 7 designs to be held for the right hand, the handle front end is outstanding, one side of handle 7 sets up three arc breach, the opposite side of handle 7 sets up an arc breach, the three arc breach of one side is first arc breach 8 respectively, second arc breach 9 and third arc breach 10, an arc breach of opposite side is fourth arc breach 11, the degree of depth of first arc breach 8 to third arc breach 10 increases in proper order and first arc breach 8 is used for little finger gripping, third arc breach 10 corresponds forefinger gripping, conveniently grip the power, can adjust the cutting direction in a flexible way, avoid skidding, improve and grip use comfort and work efficiency.

In this embodiment, the tool bit 2 is made of alloy tool steel, so that the tool bit 2 has high hardness, high wear resistance, high temperature resistance, and certain strength, toughness and plasticity. The connecting piece 3 is made of carbon steel, so that the connecting piece 3 has certain strength, good assembly performance and low price.

In this embodiment, one of the two sub-handles 12 constituting the handle 7 is internally provided with a threaded blind hole, the other sub-handle 12 is provided with a threaded through hole, the connecting member 3 is provided with a threaded fixing hole, and the threaded blind hole, the threaded fixing hole and the threaded through hole are simultaneously in threaded connection with the fastening bolt 4 for connecting the connecting member 3 and the two sub-handles 12 into a whole.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Any simple modifications, changes and equivalent changes made to the above embodiments according to the technical spirit of the present invention all fall within the protection scope of the technical solution of the present invention.

Claims (3)

1. The utility model provides a jujube tree grafting tool, which is characterized in that, includes tool bit (2), connector (3) and handle (7), the one end integrated into one piece of tool bit (2) is provided with main cutting edge (5) and vice cutting edge (1), and the other end of tool bit (2) passes through connector (3) and is connected with handle (7), main cutting edge (5) are located the near-end that is close to connector (3) on tool bit (2), and vice cutting edge (1) are located the distal end of keeping away from connector (3) on tool bit (2), the sword inclination of main cutting edge (5) is 20, and the cutting edge width of main cutting edge (5) is 5mm, and the blade of main cutting edge (5) sets up the curved surface, vice cutting edge (1) department sets up 5mm circular arc transition zone, tool bit (2) can dismantle and connect on connector (3), handle (7) divide into two symmetrical vice handles (12), the connector (3) stretches into between two vice handles (12) through fastening bolt (4) with connector (3) and vice handle (12) fixed connection, handle (7) design has four arc breachs to holding to the right hand.

2. The jujube tree grafting tool according to claim 1, wherein the cutter head (2) is detachably and movably connected with the connector (3) through a floating button (6), the tail part of the cutter head (2) connected with the connector (3) is provided with a plug connector (20), the plug connector (20) is provided with a mounting through hole (21), one end of the connector (3) connected with the cutter head (2) is provided with a plug groove which is matched and plugged with the plug connector (20), the connector (3) is provided with limiting holes (22) positioned at two sides of the mounting through hole (21), the mounting through hole (21) is provided with the floating button (6), the floating button (6) comprises a left semicircular shell (13) and a right semicircular shell (14) which are connected through a spring (17), the left semicircular shell (13) and the right semicircular shell (14) are arranged in a mirror image mode, a left positioning pin (15) is arranged in the left semicircular shell (13), be provided with right locating pin (16) in right semicircle shell (14), coupling spring (17) between left locating pin (15) and right locating pin (16), left semicircle shell (13) and right semicircle shell (14) relative incision terminal surface go up the symmetry and are provided with left spacing ring (18) and right spacing ring (19), left side spacing ring (18) and right spacing ring (19) slip cup joint in installation through-hole (21).

3. The jujube tree grafting tool according to claim 1, wherein one side of the handle (7) is provided with three arc-shaped notches, the other side of the handle (7) is provided with one arc-shaped notch, the three arc-shaped notches on one side are respectively a first arc-shaped notch (8), a second arc-shaped notch (9) and a third arc-shaped notch (10), the arc-shaped notch on the other side is a fourth arc-shaped notch (11), the depths of the first arc-shaped notch (8) to the third arc-shaped notch (10) are sequentially increased, the first arc-shaped notch (8) is used for grasping by a little finger, and the third arc-shaped notch (10) corresponds to grasping by a forefinger.

Images