A polygon punching tool

Abstract

The present invention discloses a polygon punching tool, which includes a drill bit assembly and a cutting component; the drill bit assembly includes a driving element and a spiral drill bit; the spiral drill bit is fixedly connected to the output end of the driving element; the cutting component includes cutting side plates, and a plurality of the cutting side plates are bent at a radian A and enclosed and spliced into a polygon, which is sleeved outside the drill bit assembly; discharge holes are formed in the cutting side plates; a cutting angle is provided at the bottom end of the cutting side plates. The present invention can perform polygon cutting on the soil around a circular hole during the punching of the spiral drill bit, and the cut soil is taken out by the rotation of the spiral drill bit, improving the operation efficiency. At the same time, punching operations for various polygon holes are realized by changing the number of bending times of the cutting tool.

Description

Technical Field

[0001] The present invention relates to the field of cutting technology, and particularly to a polygon punching tool. Background Art

[0002] The electric power engineering construction vehicle has become an important tool for the construction and maintenance of electric power equipment, and has played an active role in improving construction efficiency, reducing the workload and labor intensity of personnel. Since the bottom of the utility pole often needs to be reinforced with a rectangular foundation stone, the current rectangular utility pole drilling work mainly adopts the method of manual excavation or drilling circular holes with a spiral drill bit, and then manual correction. The work efficiency is low, the labor intensity is high, and the operation cycle is long. Summary of the Invention

[0003] The purpose of the present invention is to provide a polygon punching tool for solving at least one of the above technical problems, which can directly drill holes in a rectangular utility pole and solve the problem of manual secondary operation.

[0004] The embodiments of the present invention are implemented as follows:

[0005] A polygon punching tool includes a drill bit assembly and a cutting assembly.

[0006] The drill bit assembly includes a driving element and a spiral drill bit.

[0007] The spiral drill bit is fixedly connected to the output end of the driving element.

[0008] The cutting assembly includes cutting side plates, and a plurality of the cutting side plates are bent at an angle A and enclosed and spliced into a polygon, which is sleeved outside the drill bit assembly.

[0009] In a preferred embodiment of the present invention, a discharge hole is provided on the cutting side plate of the polygon punching tool.

[0010] The technical effect is that the soil drilled by the rotating drill bit inside the cutting assembly can be discharged from the discharge hole.

[0011] In a preferred embodiment of the present invention, the driving element of the polygon punching tool adopts a hydraulic motor.

[0012] The technical effect is that the hydraulic motor is started to perform foundation drilling operations at a predetermined location.

[0013] In a preferred embodiment of the present invention, a suspension member is provided above the driving element of the polygon punching tool.

[0014] The suspension member is provided with a suspension fixing hole.

[0015] A shaft sleeve is sleeved outside the driving element.

[0016] Its technical effect is as follows: it is convenient to connect to the engineering vehicle mechanism.

[0017] In a preferred embodiment of the present invention, a fixing plate is provided on the side of the side plate of the above-mentioned polygon punching tool.

[0018] Fixing holes are formed on the fixing plate.

[0019] A plurality of the cutting side plates are fixedly connected through the fixing holes.

[0020] Its technical effect is as follows: a plurality of cutting side plates are fixedly connected to each other.

[0021] In a preferred embodiment of the present invention, a rotating shaft fixing shroud is provided at the bending part of the cutting side plate of the above-mentioned polygon punching tool.

[0022] Each of the rotating shaft fixing shrouds is connected to the cutting side plate through two rotating shaft connecting plates respectively.

[0023] A plurality of the rotating shaft fixing shrouds are bent at a radian B and are enclosed and spliced into a circle and sleeved on the main shaft of the spiral drill bit.

[0024] The rotating shaft fixing shroud is located at the upper end of the polygon formed by the cutting side plates.

[0025] Its technical effect is as follows: the upper part of the cutting assembly is enclosed and sleeved on the main shaft of the spiral drill bit through the rotating shaft fixing shroud.

[0026] In a preferred embodiment of the present invention, a drill bit fixing shroud is provided at the bending part of the cutting side plate of the above-mentioned polygon punching tool.

[0027] Each of the drill bit fixing shrouds is connected to the cutting side plate through two shroud fixing plates respectively.

[0028] A plurality of the drill bit fixing shrouds are bent at a radian C and are enclosed and spliced into a circle and sleeved on the outside of the spiral drill bit.

[0029] The drill bit fixing shroud is at the middle part of the polygon formed by the cutting side plates.

[0030] The drill bit fixing shroud separates a plurality of the discharge holes.

[0031] Its technical effect is as follows: the lower part of the cutting assembly is enclosed and sleeved on the outside of the spiral drill bit through the drill bit fixing shroud.

[0032] In a preferred embodiment of the present invention, a cutting angle is provided at the bottom end of the cutting side plate of the above-mentioned polygon punching tool.

[0033] Its technical effect is as follows: the cutting assembly can be smoothly inserted into the soil.

[0034] The beneficial effects of the embodiments of the present invention are as follows:

[0035] The present invention provides a polygon punching tool, which can perform polygon cutting on the soil around a circular hole during the punching process of a spiral drill bit, and carry out the cut soil out through the rotation of the spiral drill bit, improving the operation efficiency. At the same time, punching operations for various polygon holes can be achieved by changing the number of bending times of the cutting tool. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the drawings required for the embodiments. It should be understood that the following drawings only show some embodiments of the present invention, and therefore should not be regarded as limiting the scope. For those of ordinary skill in the art, other related drawings can be obtained based on these drawings without creative efforts.

[0037] Figure 1 It is a schematic structural diagram of the polygon punching tool of the present invention;

[0038] Figure 2 It is a schematic structural diagram of the drill bit assembly of the polygon punching tool of the present invention;

[0039] Figure 3 It is a schematic structural diagram of the cutting assembly of the polygon punching tool of the present invention.

[0040] In the figure: 1 - cutting assembly; 111 - cutting side plate; 112 - discharge hole; 113 - fixing plate; 114 - rotating shaft connecting plate; 115 - rotating shaft fixing enclosing plate; 116 - drill bit fixing enclosing plate; 117 - enclosing plate fixing plate; 118 - fixing hole; 119 - cutting angle; 2 - drill bit assembly; 21 - driving element; 22 - spiral drill bit; 221 - bushing. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0041] To make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are some, but not all, of the embodiments of the present invention. Usually, the components of the embodiments of the present invention described and illustrated in the accompanying drawings here can be arranged and designed in various different configurations.

[0042] Please refer to Figures 1 to 3 , the first embodiment of the present invention provides a polygon punching tool, which includes a drill bit assembly 2 and a cutting assembly 1.

[0043] The drill bit assembly 2 includes a driving element 21 and a spiral drill bit 22.

[0044] The spiral drill bit 22 is fixedly connected to the output end of the drive element 21.

[0045] The cutting assembly 1 includes cutting side plates 111. A plurality of the cutting side plates 111 are bent at a radian A and are enclosed and spliced into a polygon, which is sleeved outside the drill bit assembly 2.

[0046] The cutting assembly 1 and the drill bit assembly 2 are concentric and in the same direction.

[0047] In a preferred embodiment of the present invention, discharge holes 112 are formed in the cutting side plates 111 of the above-mentioned polygon punching tool.

[0048] The technical effect is that the soil drilled by the rotating drill bit inside the cutting assembly can be discharged from the discharge holes.

[0049] In a preferred embodiment of the present invention, the drive element 21 of the above-mentioned polygon punching tool uses a hydraulic motor.

[0050] The technical effect is that by starting the hydraulic motor, foundation drilling operations can be carried out at a predetermined location.

[0051] In a preferred embodiment of the present invention, a suspension member is provided above the drive element 21 of the above-mentioned polygon punching tool.

[0052] The suspension member is provided with suspension fixing holes.

[0053] A shaft sleeve 221 is sleeved outside the drive element 21.

[0054] The hydraulic motor is connected to be fixed on the engineering vehicle mechanism through the suspension fixing holes.

[0055] The technical effect is that it is convenient to connect to the engineering vehicle mechanism.

[0056] In a preferred embodiment of the present invention, fixing plates 113 are provided on the sides of the side plates 111 of the above-mentioned polygon punching tool.

[0057] Fixing holes 118 are formed in the fixing plates 113.

[0058] A plurality of the cutting side plates 111 are fixedly connected through the fixing holes 118.

[0059] The technical effect is that a plurality of cutting side plates are connected and fixed together.

[0060] In a preferred embodiment of the present invention, a rotating shaft fixing shroud 115 is provided at the bending part of the cutting side plates 111 of the above-mentioned polygon punching tool.

[0061] Each of the rotating shaft fixing shrouds 115 is respectively connected to the cutting side plate 111 through two rotating shaft connecting plates 114.

[0062] A plurality of the rotating shaft fixing baffles 115 are bent at a radian B and enclosed and spliced into a circle, which is sleeved on the main shaft of the spiral drill bit 22.

[0063] The rotating shaft fixing baffle 115 is located at the upper end of the polygon formed by the cutting side plates 111.

[0064] Its technical effect is that: the upper part of the cutting assembly is enclosed and sleeved on the main shaft of the spiral drill bit through the rotating shaft fixing baffle.

[0065] In a preferred embodiment of the present invention, a drill bit fixing baffle 116 is provided at the bending position of the cutting side plate 111 of the above-mentioned polygon punching tool.

[0066] Each of the drill bit fixing baffles 116 is respectively connected to the cutting side plate 111 through two baffle fixing plates 117.

[0067] A plurality of the drill bit fixing baffles 116 are bent at a radian C and enclosed and spliced into a circle, which is sleeved on the outside of the spiral drill bit 22.

[0068] The drill bit fixing baffle 116 is at the middle of the polygon formed by the cutting side plate 111.

[0069] The drill bit fixing baffle 116 separates a plurality of the discharge holes 112.

[0070] Its technical effect is that: the lower part of the cutting assembly is enclosed and sleeved on the outside of the spiral drill bit through the drill bit fixing baffle.

[0071] In a preferred embodiment of the present invention, a cutting angle 119 is provided at the bottom end of the cutting side plate 111 of the above-mentioned polygon punching tool.

[0072] Its technical effect is that: the cutting assembly can be smoothly inserted into the soil.

[0073] Please refer to Figure 1 Figure 3 , the second embodiment of the present invention provides a cutting method for a polygon punching tool, including:

[0074] Fix the cutting assembly 1 on the outside of the drill bit assembly 2, start the hydraulic motor, and perform foundation drilling operations at a predetermined location. When drilling operations are carried out, the spiral drill bit 22 drills into the soil, and the excess soil is discharged from the cutting assembly 1 through the discharge holes 112 on the cutting side plate 111. When the spiral drill bit 22 continues to drill into the soil, the cutting angle 119 at the bottom of the cutting assembly 1 inserts into the soil, and the excess soil around the circular drill hole is cut. The cutting is carried out according to the outward expansion of the polygon, and the cut soil is also discharged with the rest of the soil until the punching operation with the set depth is completed. When the drill bit drills to the set depth, the polygon hole is also drilled.

[0075] During the drilling process, the cutting component 1 always moves in the same direction as the spiral drill 22 through the drill bit fixing shroud 116, and performs the cutting operation on the redundant soil of the rectangle circumscribing the circular hole by the downward force of the spiral drill 22 and the downward pressure of the engineering vehicle on the spiral drill 22.

[0076] The embodiment of the present invention aims to protect a polygonal drilling tool, with the following effects:

[0077] 1. When the spiral drill of the polygonal drilling tool of the present invention performs the drilling operation, it can simultaneously realize the cutting effect of the polygonal hole, solving the problem that the existing spiral drill can only drill circular holes.

[0078] 2. The number of sides of the polygon can be changed by adjusting the number of bends of the cutting component, so as to realize the drilling of the polygonal hole.

[0079] It should be understood that the above specific embodiments of the present invention are only used for exemplary illustration or explanation of the principle of the present invention, and do not constitute a limitation to the present invention. Therefore, any modifications, equivalent replacements, improvements, etc. made without departing from the spirit and scope of the present invention shall be included within the protection scope of the present invention. In addition, the appended claims of the present invention are intended to cover all changes and modifications falling within the scope and boundaries of the appended claims, or equivalent forms of such scope and boundaries.

Claims

1. A polygon punching tool, characterized in that, It includes a drill bit assembly (2) and a cutting assembly (1); The drill bit assembly (2) includes a driving element (21) and a spiral drill bit (22); The spiral drill bit (22) is fixedly connected to the output end of the driving element (21); The cutting assembly (1) includes cutting side plates (111). A plurality of the cutting side plates (111) are bent at an angle A and enclosed and spliced into a polygon, which is sleeved outside the drill bit assembly (2); Discharge holes (112) are formed in the cutting side plates (111); Fixing plates (113) are arranged on the sides of the cutting side plates (111); Fixing holes (118) are formed in the fixing plates (113); A plurality of the cutting side plates (111) are fixedly connected through the fixing holes (118); Drill bit fixing enclosing plates (116) are arranged at the bent parts of the cutting side plates (111); Each drill bit fixing enclosing plate (116) is respectively connected to the cutting side plate (111) through two enclosing plate fixing plates (117); A plurality of the drill bit fixing enclosing plates (116) are bent at an angle C and enclosed and spliced into a circle, which is sleeved outside the spiral drill bit (22); The drill bit fixing enclosing plate (116) is located in the middle of the polygon formed by the cutting side plates (111); The drill bit fixing enclosing plate (116) separates a plurality of the discharge holes (112).

2. The polygon punching tool according to claim 1, characterized in that The driving element (21) uses a hydraulic motor.

3. The polygon punching tool according to claim 1, characterized in that A suspension member is arranged above the driving element (21); Suspension fixing holes are formed in the suspension member; A sleeve (221) is sleeved outside the driving element (21).

4. The polygon punching tool according to claim 1, characterized in that Shaft fixing enclosing plates (115) are arranged at the bent parts of the cutting side plates (111); Each shaft fixing enclosing plate (115) is respectively connected to the cutting side plate (111) through two shaft connecting plates (114); A plurality of the shaft fixing enclosing plates (115) are bent at an angle B and enclosed and spliced into a circle, which is sleeved on the main shaft of the spiral drill bit (22); The shaft fixing enclosing plate (115) is located at the upper end of the polygon formed by the cutting side plates (111).

5. The polygon punching tool according to claim 1, characterized in that Cutting angles (119) are arranged at the bottom ends of the cutting side plates (111).

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