CN211200523U - Mechanical arm of earth boring machine - Google Patents
Mechanical arm of earth boring machine Download PDFInfo
- Publication number
- CN211200523U CN211200523U CN201921344613.1U CN201921344613U CN211200523U CN 211200523 U CN211200523 U CN 211200523U CN 201921344613 U CN201921344613 U CN 201921344613U CN 211200523 U CN211200523 U CN 211200523U
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- CN
- China
- Prior art keywords
- drill bit
- lead screw
- boring machine
- earth boring
- plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
An object of the utility model is to provide a earth boring machine arm, include elevating gear and install last variable diameter drill bit device of elevating gear, its characterized in that variable diameter drill bit device includes: the variable-diameter drill bit comprises an inverted U-shaped fixing plate, a second lead screw in transmission connection with the inverted U-shaped fixing plate, a fixed mounting seat in transmission connection with the second lead screw, an expanding push rod fixedly arranged at the bottom of the fixed mounting seat and a spiral drill bit fixedly connected with the expanding push rod. The utility model discloses can solve the earth boring machine of present electric wire netting tower pole usefulness of digging pit can not the reducing, different hole footpaths will be equipped with the drill bit of different diameters and dig the problem that unearths inefficiency.
Description
Technical Field
The utility model belongs to the technical field of the earth boring machine, concretely relates to earth boring machine arm belongs to the electric power machinery field.
Background
When the existing power supply line telegraph pole is used for erecting, construction is generally carried out manually or by matching a crane with manual work, the labor intensity is high, the pit digging cost is high, and then the problems are solved by the aid of a pit digging machine.
However, the mechanical arm of the earth boring machine for the power grid tower pole in the prior art adopts helical blades, and the earth boring machine mechanical arm has the following defects: the diameter of the hole can not be changed, the drill bits with different diameters are required to be arranged in different hole diameters, and the soil discharging rate is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a but reducing drill bit to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a hole digger arm, includes elevating gear and installs but variable diameter drill bit device on elevating gear, its characterized in that but variable diameter drill bit device includes: the variable-diameter drill bit comprises an inverted U-shaped fixing plate, a second lead screw in transmission connection with the inverted U-shaped fixing plate, a fixed mounting seat in transmission connection with the second lead screw, an expanding push rod fixedly arranged at the bottom of the fixed mounting seat and a spiral drill bit fixedly connected with the expanding push rod.
Preferably, a handle fixedly connected with the input end of the second screw rod is arranged on the outer side surface of the inverted U-shaped fixing plate.
Preferably, one end of the second screw rod, which is far away from the center of the disc, is provided with a first slot.
Preferably, a fixing device is arranged on the circumferential direction of the disc corresponding to the position of the inverted U-shaped fixing plate, and the fixing device is used for fixing the two screw rods.
Preferably, the fixing device comprises a fixing arm and a fixing shaft, a second slot is formed in the position, corresponding to the first slot, of the fixing arm, and the fixing arm can be inserted into the first slot and the second slot to fix the second lead screw.
Preferably, a second sliding block is formed on one side, close to the U-shaped fixing plate, of the fixing mounting seat, and a second sliding chute in sliding connection with the second sliding block is formed in the U-shaped fixing plate.
Preferably, the lifting device comprises an -shaped fixing plate, a first lead screw is connected to the -shaped fixing plate through a first lead screw bearing and a second lead screw bearing in a transmission manner, the first lead screw is connected to a fixing seat with a lifting plate in a transmission manner, and the lifting plate is fixedly arranged on the fixing seat.
Preferably, a first sliding block is extended from one side of the fixed seat far away from the lifting plate, and a first sliding groove in sliding connection with the first sliding block is arranged on the -shaped fixing plate.
Preferably, a first motor and a speed reducer are fixedly mounted at the top of the -shaped fixing plate, an input shaft of the first screw rod is in transmission connection with an output shaft of the speed reducer, and an input shaft of the speed reducer is in transmission connection with an output shaft of the first motor through a coupler.
Preferably, the top of lifter plate is provided with the second motor, the output shaft of second motor passes through shaft coupling and runs through in the pivot fixed connection of lifter plate, the tip of pivot output with the disc is fixed spiro union.
Preferably, the number of the variable-diameter drill bits is 3 or 4.
The utility model has the advantages as follows:
the variable-diameter drill bit drives the second screw rod to rotate through the rotating handle, so that the movement of the fixed mounting seat in the horizontal direction is controlled, the diameter-expanding push rod and the spiral drill bit are driven to horizontally move, and the diameter of the whole variable-diameter drill bit is changed;
the utility model discloses a plurality of auger bits cooperate and use, have strengthened the effect of digging a pit, have strengthened unearthing efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a mechanical arm of a pit digger of the present invention;
FIG. 2 is a schematic structural view of the variable diameter drill device of the present invention;
fig. 3 is a schematic structural view of the U-shaped fixing plate of the present invention.
In the drawing, the device comprises a fixing plate 1, , a second screw rod 2, a lifting plate 3, a fixed seat 4, a speed reducer 5, a first motor 6, a motor support 7, a motor support frame 8, a motor 9, a rotating shaft 10, a disc 11, a variable-diameter pit digging device 12, a U-shaped fixing plate 13, a first screw rod 14, a fixed mounting seat 15, an expanding push rod 16, a spiral drill bit 17, a handle 18, a first slide block 19, a second slide block 20, a mounting and fixing panel 21, a first screw rod bearing 22, a second screw rod bearing 23, a first slot 24, a fixed arm 25, a second slot 26, a fixing shaft 27 and a fixing device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a mechanical arm of a digging machine as shown in figures 1-3, which comprises a lifting device and a variable-diameter drill bit device.
The lifting device comprises a -shaped fixing plate 1, a first lead screw 2 is connected to the -shaped fixing plate 1 in a transmission mode through a first lead screw bearing 21 and a second lead screw bearing 22, the first lead screw 2 is connected with a fixing seat 4 with a lifting plate 3 in a transmission mode through a lead screw nut, the lifting plate 3 is fixedly arranged on the fixing seat 4, a first sliding block 18 is extended and formed on one side, far away from the lifting plate 3, of the fixing seat 4, a first sliding groove (not shown in the drawing) in sliding connection with the first sliding block 18 is arranged on the -shaped fixing plate 1 and used for increasing the stability and strength of the vertical movement of the fixing seat 4, an input shaft of the first lead screw 2 is connected with an output shaft of a speed reducer 5 in a transmission mode through a gear box (not shown in the drawing), an input shaft of the speed reducer 5 is connected with an output shaft of the first motor 6 in a transmission mode through a coupler (not shown in the drawing), the speed reducer 5 and the first motor 6 are both arranged on a motor supporting frame 7 at the top of the.
The variable diameter drill bit device includes: disc 10, disc 10 bottom at least fixed mounting has a but reducing drill bit 11 disc 10 bottom the utility model discloses in disc 10 bottom annular equidistance is arranged and is equipped with 4 but reducing drill bit 11.
Each variable-diameter drill bit 11 comprises an inverted U-shaped fixing plate 12, a second screw rod 13 in transmission connection with the inverted U-shaped fixing plate 12, a fixed mounting seat 14 in transmission connection with the second screw rod 13 through a screw nut, an expanding push rod 15 fixedly arranged at the bottom of the fixed mounting seat 14 and a spiral drill bit 16 fixedly connected with the expanding push rod 15, a handle 17 fixedly connected with the input end of the second screw rod 13 is arranged on the outer side surface of the inverted U-shaped fixing plate 12, and a first slot 21 is formed in one end, far away from the center of the disc 10, of the second screw rod 13.
The disc 10 is provided with 4 fixing devices 27 at positions corresponding to the positions of the inverted U-shaped fixing plate 12 in the circumferential direction, and the fixing devices 27 are used for fixing the two lead screws 13. Fixing device 27 includes fixed arm 24 and fixed axle 26, fixed arm 24 is provided with second slot 25 for first slot 21 position, will fixed axle 26 along first slot 21 and second slot 25 insert, realize fixing of fixing device 27 to second lead screw 13 to increase the stability of variable diameter drill bit 11 operation, guarantee that handle 17 is not become flexible in the operation of digging a pit, second lead screw 13 does not rotate.
A second sliding block 19 is formed on one side of the fixed mounting seat 14, which is close to the U-shaped fixed plate 12, and a second sliding chute which is slidably connected with the second sliding block 19 is formed on the U-shaped fixed plate 12, so as to increase the stability and strength of the horizontal movement of the fixed mounting seat 14.
The -shaped fixing plate 1 is provided with a mounting and fixing panel 20 for fixedly mounting the -shaped fixing plate 1 on the earth boring machine.
The top of lifter plate 3 is provided with second motor 8, the output shaft of second motor 8 passes through shaft coupling (not shown in the figure) and runs through in lifter plate 3's pivot 9 fixed connection, the tip and the fixed spiro union of disc 10 of pivot 9 output.
When the device is used, the lifting device is powered by the first motor 6, is in transmission output with an output shaft of the speed reducer 5 through a gear box (not shown in the figure), and drives the fixed seat 4 and the lifting plate 3 to move in the vertical direction through the transmission of the first screw rod 2, so that the variable-diameter drill bit device consisting of the disc 10 and the variable-diameter drill bit 11 is driven to move up and down, and the spiral drill bit 16 moves up and down.
The diameter-variable drill bit device is driven by the second motor 8 to rotate the rotating shaft 9 to realize the rotation of the disc 10 and realize the power output of the diameter-variable drill bit 11.
When the radius of the variable diameter drill bit 11 needs to be adjusted, the fixing shaft 26 is drawn out from the first slot 21 and the second slot 25, and the limitation of the fixing device 27 on the second screw rod 13 is released. The variable-diameter drill bit 11 drives the second screw rod 13 to rotate through the rotating handle 17, so that the movement of the fixed mounting seat 14 in the horizontal direction is controlled, the diameter-expanding push rod 15 and the spiral drill bit 16 are driven to horizontally move, the diameter of the whole variable-diameter drill bit 11 is changed, and the problems that the existing hole digger for digging holes on the tower pole of the power grid cannot be changed in diameter and different hole diameters are provided with drill bits with different diameters can be solved.
When the radius of the variable diameter drill bit 11 is adjusted, the fixing shaft 26 is inserted into the first slot 21 and the second slot 25, so that the fixing device 27 fixes the second screw rod 13, the operation stability of the variable diameter drill bit 11 is improved, the handle 17 is not loosened during pit digging operation, and the second screw rod 13 is not rotated.
The utility model discloses a 16 cooperations of a plurality of auger bits are used, have strengthened the effect of digging a pit, have strengthened unearthing efficiency, have solved the problem that traditional drill bit unearthing rate is low.
In addition, the variable-diameter drill bit and the variable-diameter drill bit device provided by the embodiment of the present invention are described in detail, and the principle and the implementation manner of the present invention are explained by applying specific examples, and the description of the above embodiments is only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (10)
1. The utility model provides a hole digger arm, includes elevating gear and installs but variable diameter drill bit device on elevating gear, its characterized in that but variable diameter drill bit device includes: the variable-diameter drill bit comprises an inverted U-shaped fixing plate, a second lead screw in transmission connection with the inverted U-shaped fixing plate, a fixed mounting seat in transmission connection with the second lead screw, an expanding push rod fixedly arranged at the bottom of the fixed mounting seat and a spiral drill bit fixedly connected with the expanding push rod.
2. The earth boring machine arm of claim 1, wherein a handle is fixedly attached to an input end of the second lead screw on an outer side of the inverted U-shaped securing plate.
3. The earth boring machine arm of claim 1, wherein an end of said second lead screw remote from a center of said disk is provided with a first slot.
4. The earth boring machine arm of claim 3 wherein said disk is provided with securing means circumferentially located relative to said inverted U-shaped securing plate for securing said two lead screws.
5. The mechanical arm of the earth boring machine as claimed in claim 4, wherein said fixing device comprises a fixing arm and a fixing shaft, said fixing arm is provided with a second slot corresponding to said first slot, said fixing arm can be inserted into said first slot and said second slot to fix said second lead screw.
6. The mechanical arm of the earth boring machine of claim 1, wherein a second slide block is formed on the side of the fixed mounting seat adjacent to the U-shaped fixed plate, and a second sliding slot connected with the second slide block is formed on the U-shaped fixed plate in a sliding manner.
7. The mechanical arm of the earth boring machine as claimed in claim 1, wherein the lifting device comprises an -shaped fixing plate, the -shaped fixing plate is connected with a first lead screw through a first lead screw bearing and a second lead screw bearing in a transmission manner, the first lead screw is connected with a fixed seat with a lifting plate in a transmission manner, and the lifting plate is fixedly arranged on the fixed seat.
8. The mechanical arm of the earth boring machine as claimed in claim 7, wherein a first slide block is formed on the side of the fixing base away from the lifting plate, and a first slide groove connected with the first slide block in a sliding manner is formed on the -shaped fixing plate.
9. The mechanical arm of the earth boring machine as claimed in claim 8, wherein a first motor and a speed reducer are fixedly mounted on the top of the -shaped fixing plate, the input shaft of the first screw rod is in transmission connection with the output shaft of the speed reducer, and the input shaft of the speed reducer is in transmission connection with the output shaft of the first motor through a coupling.
10. The mechanical arm of the earth boring machine as claimed in claim 8, wherein a second motor is provided on the top of the lifting plate, an output shaft of the second motor is fixedly connected with a rotating shaft penetrating the lifting plate through a coupling, and an end of an output end of the rotating shaft is fixedly screwed with the disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921344613.1U CN211200523U (en) | 2019-08-19 | 2019-08-19 | Mechanical arm of earth boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921344613.1U CN211200523U (en) | 2019-08-19 | 2019-08-19 | Mechanical arm of earth boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211200523U true CN211200523U (en) | 2020-08-07 |
Family
ID=71852496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921344613.1U Withdrawn - After Issue CN211200523U (en) | 2019-08-19 | 2019-08-19 | Mechanical arm of earth boring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211200523U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110607816A (en) * | 2019-08-19 | 2019-12-24 | 广西电网有限责任公司贵港供电局 | Mechanical arm of earth boring machine |
-
2019
- 2019-08-19 CN CN201921344613.1U patent/CN211200523U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110607816A (en) * | 2019-08-19 | 2019-12-24 | 广西电网有限责任公司贵港供电局 | Mechanical arm of earth boring machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200807 Effective date of abandoning: 20221111 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200807 Effective date of abandoning: 20221111 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |