CN112339025A - Damage-preventing tree drilling device - Google Patents
Damage-preventing tree drilling device Download PDFInfo
- Publication number
- CN112339025A CN112339025A CN202011232980.XA CN202011232980A CN112339025A CN 112339025 A CN112339025 A CN 112339025A CN 202011232980 A CN202011232980 A CN 202011232980A CN 112339025 A CN112339025 A CN 112339025A
- Authority
- CN
- China
- Prior art keywords
- groove
- lifting
- plate
- fastening
- sliding plate
- Prior art date
- 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- Withdrawn
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27C—PLANING, DRILLING, MILLING, TURNING OR UNIVERSAL MACHINES FOR WOOD OR SIMILAR MATERIAL
- B27C3/00—Drilling machines or drilling devices; Equipment therefor
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Supports For Plants (AREA)
Abstract
The invention relates to forestry related machinery, in particular to a damage-proof tree drilling device which comprises an installation base, a moving wheel, a height adjusting mechanism, an angle adjusting mechanism and a tree protection mechanism, wherein the moving wheel is installed at the bottom of the installation base; this device can carry out the operation of driling to trees of arbitrary angle, has the function on the in-process protection trees top layer at drilling, avoids the device to cause the unnecessary damage to trees at the in-process of operation.
Description
Technical Field
The invention relates to forestry-related machinery, in particular to a damaged tree drilling device.
Background
Guarantee that trees healthy growth is forestry worker's daily work, need drill for trees and add medicine, help trees quick absorption more, the workman uses the electric drill to drill the in-process, causes trees surface damage easily, and the phenomenon that the bark drops causes the damage to trees, carries out the drilling operation for a long time moreover, and intensity of labour is big.
Disclosure of Invention
The invention mainly solves the technical problem of providing a damage-preventing tree drilling device, which can be used for drilling trees at any angle, has the function of protecting the surface layer of the trees in the drilling process, avoids unnecessary damage to the trees in the operation process, and reduces the labor intensity of workers.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a bad trees drilling equipment of loss prevention, is including installation base, removal wheel, high guiding mechanism, angular adjustment mechanism and trees protection machanism, removal wheel install in the bottom of installation base, in the recess that high guiding mechanism slidable mounting set up on the installation base, angular adjustment mechanism is rotatory to be installed on high guiding mechanism, trees protection machanism articulates to be installed on the installation base.
As a further optimization of the technical scheme, the height adjusting mechanism of the damage-preventing tree drilling device comprises a U-shaped frame, a sliding limiting rod, a lifting threaded rod, a lifting block, a chain wheel, a chain and a lifting motor, wherein the U-shaped frame is slidably mounted in a groove formed in a mounting base, the lifting motor is fixedly mounted in the groove formed in the U-shaped frame, the output end of the lifting motor is fixedly mounted with the chain wheel which is meshed with the chain, the lifting threaded rod is fixedly mounted on the other side of the chain wheel, the other end of the lifting threaded rod is rotatably mounted in the groove formed in the U-shaped frame, the sliding limiting rod is fixedly mounted on the U-shaped frame, the lifting block is slidably mounted on the sliding limiting rod, and the lifting block is in threaded connection with the lifting threaded rod.
As a further optimization of the technical scheme, the angle adjusting mechanism of the damaged-tree-prevention drilling device comprises a pushing groove frame, a pushing handle, an intermediate sliding plate, an electric drill and an adjusting threaded rod, wherein the pushing groove frame is rotatably installed in a groove formed in a lifting block, the intermediate sliding plate is slidably installed in the groove formed in the pushing groove frame, the pushing handle penetrates through the pushing groove frame and is fixedly installed on the intermediate sliding plate, the electric drill sliding plate is slidably installed in the groove of the intermediate sliding plate, the electric drill is fixedly installed in the groove of the electric drill sliding plate, the adjusting threaded rod is rotatably installed in the groove formed in the intermediate sliding plate, and the electric drill sliding plate is in threaded connection with the adjusting threaded rod.
As a further optimization of the technical scheme, the tree protection mechanism of the damage-proof tree drilling device comprises a first folding plate, a second folding plate, a hinged connecting piece, an interval adjusting block, a first belt, a second belt, a first fastening screw, a second fastening screw, a first fastening plate, a second fastening plate and an interval adjusting screw rod, wherein one end of the first folding plate is hinged in a groove arranged on a mounting base, the other end of the first folding plate is hinged on the second folding plate, the other end of the second folding plate is hinged with the hinged connecting piece, the interval adjusting screw rod is rotatably arranged in the groove of the hinged connecting piece, the interval adjusting screw rod is in threaded connection with the interval adjusting block, the first fastening screw is rotatably arranged on the hinged connecting piece, the first fastening screw is in threaded connection with the first fastening plate, the second fastening screw is rotatably arranged on the interval adjusting block, and the second fastening screw is in threaded connection with the second fastening plate, and the two ends of the first belt are respectively and fixedly provided with a hinged connecting piece, and the two ends of the second belt are respectively and fixedly provided with a spacing adjusting block.
The drilling device for the damage-preventing tree has the beneficial effects that:
1. the motor for lifting is started, the motor for lifting drives the chain wheel to rotate, the chain wheel drives the chain wheel on the other side to rotate through the chain, the lifting threaded rods on the two sides rotate at the moment, the lifting threaded rods are connected with the lifting block in a threaded mode, the lifting block moves upwards at the moment, and therefore the angle adjusting mechanism is driven to move upwards to the designated position, and therefore the drilling height is controlled.
2. The first fastening screw and the second fastening screw at two ends are rotated, the first fastening plate and the second fastening plate are detached, the first folding plate and the second folding plate are unfolded at the moment, parts of the second folding plate are lifted to positions needing drilling, the first belt and the second belt are enabled to wrap the surfaces of trees at the upper position and the lower position of a tree drilling point, the second fastening plate and the second fastening screw are in threaded connection at the moment, the first fastening plate and the first fastening screw are in threaded connection, the first fastening screw and the second fastening screw are continuously rotated, the first fastening plate and the second fastening plate and the first belt and the second belt are enabled to form a clamping state, the surfaces of the trees at the upper position and the lower position of the drilling point are tightened by the first belt and the second belt, the protection effect is achieved, and unnecessary damage to the trees in the drilling process is prevented.
3. And rotating the spacing adjusting screw rod to move the spacing adjusting block, so that the belt II is driven to move, the spacing distance between the belt I and the belt II is changed, and corresponding adjustment can be performed according to the size of the drilled hole.
4. The electric drill is started, through promoting the steerable groove frame that promotes of handle, it is rotatory on the lift piece to make the groove frame that promotes, thereby change the drilling angle of electric drill, realize that this device satisfies the drilling demand of different angles, promote and promote the handle, it slides on promoting the groove frame to promote the middle slide of handle promotion, thereby make the electric drill remove forward and drill to the trees, the rotatory adjustment threaded rod, adjustment threaded rod and electric drill slide threaded connection, the electric drill slide removes and drives the electric drill and remove this moment, thereby realize the purpose of lateral adjustment electric drill, realize the adjustment of drilling position.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic perspective view of a drilling device for preventing damaged trees according to the present invention.
Fig. 2 is a schematic perspective view of a mounting base 1 and a moving wheel 2 of the drilling device for preventing damaged trees according to the present invention.
Fig. 3 is a schematic perspective view of a height adjusting mechanism 3 of the damaged tree drilling device according to the present invention.
Fig. 4 is a schematic perspective view of a height adjusting mechanism 3 of the damaged tree drilling device according to the present invention.
Fig. 5 is a schematic cross-sectional view of a height adjustment mechanism 3 of a damage-proof tree drilling apparatus according to the present invention.
Fig. 6 is a schematic perspective view of an angle adjusting mechanism 4 of the damaged-tree drilling device according to the present invention.
Fig. 7 is a partial perspective view of the angle adjusting mechanism 4 of the damaged-tree drilling device according to the present invention.
Fig. 8 is a schematic perspective view of a tree guard 5 of a damage-prevention tree drilling apparatus according to the present invention.
Fig. 9 is a schematic partial perspective view of a tree guard 5 of a damage-prevention tree drilling apparatus of the present invention.
In the figure: installing a base 1; a moving wheel 2; a height adjusting mechanism 3; 3-1 of a U-shaped frame; 3-2 of a sliding limiting rod; 3-3 of a lifting threaded rod; 3-4 of a lifting block; 3-5 of chain wheels; 3-6 parts of a chain; 3-7 of a motor for lifting; an angle adjusting mechanism 4; pushing the slot frame 4-1; pushing the handle 4-2; 4-3 of a middle sliding plate; 4-4 parts of electric drill sliding plates; 4-5 of an electric drill; adjusting the threaded rod 4-6; a tree guard mechanism 5; 5-1 of a folding plate I; 5-2 parts of a second folding plate; 5-3 of a hinged connecting piece; 5-4 of a spacing adjusting block; 5-5 parts of a first belt; 5-6 parts of a second belt; 5-7 parts of a first fastening screw; 5-8 parts of a second fastening screw; 5-9 parts of a first fastening plate; 5-10 parts of a second fastening plate; and 5-11 of a spacing adjusting screw rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
the embodiment is described below with reference to fig. 1 to 9, and the damage-preventing tree drilling device includes an installation base 1, a moving wheel 2, a height adjusting mechanism 3, an angle adjusting mechanism 4, and a tree protection mechanism 5, where the moving wheel 2 is installed at the bottom of the installation base 1, the height adjusting mechanism 3 is slidably installed in a groove formed in the installation base 1, the angle adjusting mechanism 4 is rotatably installed on the height adjusting mechanism 3, and the tree protection mechanism 5 is hingedly installed on the installation base 1.
The second embodiment is as follows:
the embodiment is described below with reference to fig. 1-9, and the embodiment will be further described, wherein the height adjusting mechanism 3 comprises a U-shaped frame 3-1, a sliding limiting rod 3-2, a lifting threaded rod 3-3, a lifting block 3-4, a chain wheel 3-5, a chain 3-6, and a motor 3-7 for lifting, the U-shaped frame 3-1 is slidably mounted in a groove provided on the mounting base 1, the motor 3-7 for lifting is fixedly mounted in a groove provided on the U-shaped frame 3-1, the output end of the motor 3-7 for lifting is fixedly mounted with the chain wheel 3-5, the chain wheel 3-5 is engaged with the chain 3-6, the lifting threaded rod 3-3 is fixedly mounted on the other side of the chain wheel 3-5, the other end of the lifting threaded rod 3-3 is rotatably mounted in a groove provided on the U-shaped frame 3-1, the sliding limiting rod 3-2 is fixedly arranged on the U-shaped frame 3-1, the lifting block 3-4 is slidably arranged on the sliding limiting rod 3-2, and the lifting block 3-4 is in threaded connection with the lifting threaded rod 3-3.
The third concrete implementation mode:
the embodiment is described below with reference to fig. 1-9, and the embodiment will be further described, wherein the angle adjusting mechanism 4 includes a pushing slot frame 4-1, a pushing handle 4-2, an intermediate sliding plate 4-3, a drill sliding plate 4-4, a drill 4-5, and an adjusting threaded rod 4-6, the pushing slot frame 4-1 is rotatably installed in a groove provided on the lifting block 3-4, the intermediate sliding plate 4-3 is slidably installed in a groove provided on the pushing slot frame 4-1, the pushing handle 4-2 is fixedly installed on the intermediate sliding plate 4-3 through the pushing slot frame 4-1, the drill sliding plate 4-4 is slidably installed in the groove of the intermediate sliding plate 4-3, the drill sliding plate 4-4 is fixedly installed in the groove, the adjusting threaded rod 4-6 is rotatably arranged in a groove arranged on the middle sliding plate 4-3, and the electric drill sliding plate 4-4 is in threaded connection with the adjusting threaded rod 4-6.
The fourth concrete implementation mode:
the embodiment is described below with reference to fig. 1-9, and the embodiment is further described, wherein the tree protection mechanism 5 comprises a first folding plate 5-1, a second folding plate 5-2, a hinged connecting piece 5-3, a spacing adjusting block 5-4, a first belt 5-5, a second belt 5-6, a first fastening screw 5-7, a second fastening screw 5-8, a first fastening plate 5-9, a second fastening plate 5-10, and a spacing adjusting screw 5-11, one end of the first folding plate 5-1 is hinged in a groove arranged on the mounting base 1, the other end of the first folding plate 5-1 is hinged on the second folding plate 5-2, the other end of the second folding plate 5-2 is hinged with a hinged connecting piece 5-3, the groove of the hinged connecting piece 5-3 is internally provided with a spacing adjusting screw 5-11, the distance adjusting screw rods 5-11 are in threaded connection with distance adjusting blocks 5-4, first fastening screws 5-7 are rotatably mounted on the hinged connecting pieces 5-3, the first fastening screws 5-7 are in threaded connection with first fastening plates 5-9, second fastening screws 5-8 are rotatably mounted on the distance adjusting blocks 5-4, the second fastening screws 5-8 are in threaded connection with second fastening plates 5-10, the hinged connecting pieces 5-3 are fixedly mounted at two ends of the first belts 5-5 respectively, and the distance adjusting blocks 5-4 are fixedly mounted at two ends of the second belts 5-6 respectively.
The invention relates to a damaged-prevention tree drilling device, which has the working principle that:
starting a lifting motor 3-7, driving a chain wheel 3-5 to rotate by the lifting motor 3-7, driving the chain wheel 3-5 at the other side to rotate by the chain 3-6 by the chain 3-5, driving a lifting threaded rod 3-3 at the two sides to rotate at the moment, connecting the lifting threaded rod 3-3 with a lifting block 3-4 in a threaded manner, and driving an angle adjusting mechanism 4 to move upwards to a specified position by the lifting block 3-4 to move upwards, thereby realizing the control of the drilling height.
Rotating the first fastening screws 5-7 and the second fastening screws 5-8 at two ends to detach the first fastening plates 5-9 and the second fastening plates 5-10, unfolding the first folding plates 5-1 and the second folding plates 5-2 at the moment, lifting the parts of the second folding plates 5-2 to the positions needing drilling, enabling the first belts 5-5 and the second belts 5-6 to wrap the surfaces of trees at the upper and lower positions of the drilling points of the trees, enabling the second fastening plates 5-10 and the second fastening screws 5-8 to be in threaded connection, enabling the first fastening plates 5-9 and the first fastening screws 5-7 to be in threaded connection, and continuously rotating the first fastening screws 5-7 and the second fastening screws 5-8 to enable the first fastening plates 5-9 and the second fastening plates 5-10 and the first belts 5-5 and the second fastening plates 5-6 to form a clamping state, therefore, the first belt 5-5 and the second belt 5-6 tighten the surface of the tree at the upper position and the lower position of the drilling point, the protection effect is achieved, and unnecessary damage to the tree in the drilling process is prevented.
And rotating the spacing adjusting screw rods 5-11 to move the spacing adjusting blocks 5-4 so as to drive the second belts 5-6 to move, and changing the spacing distance between the first belts 5-5 and the second belts 5-6, so that corresponding adjustment can be performed according to the sizes of holes to be drilled.
The electric drill 4-5 is started, the push groove frame 4-1 can be controlled by pushing the handle 4-2, the push groove frame 4-1 is enabled to rotate on the lifting block 3-4, the drilling angle of the electric drill 4-5 is changed, the device can meet the drilling requirements of different angles, the push handle 4-2 is pushed, the push handle 4-2 pushes the middle sliding plate 4-3 to slide on the push groove frame 4-1, the electric drill 4-5 moves forwards to drill the trees, the adjusting threaded rod 4-6 is rotated, the adjusting threaded rod 4-6 is in threaded connection with the electric drill sliding plate 4-4, the electric drill sliding plate 4-4 moves to drive the electric drill 4-5 to move, the purpose of transversely adjusting the electric drill 4-5 is achieved, and the drilling position is adjusted.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (4)
1. The utility model provides a bad trees drilling equipment of loss prevention, includes installation base (1), removes wheel (2), height adjustment mechanism (3), angle adjustment mechanism (4) and trees protection machanism (5), its characterized in that: the tree protection device is characterized in that the moving wheel (2) is installed at the bottom of the installation base (1), the height adjusting mechanism (3) is slidably installed in a groove formed in the installation base (1), the angle adjusting mechanism (4) is rotatably installed on the height adjusting mechanism (3), and the tree protection mechanism (5) is hinged to the installation base (1).
2. A damage-preventing tree drilling apparatus as defined in claim 1, wherein: the height adjusting mechanism (3) comprises a U-shaped frame (3-1), a sliding limiting rod (3-2), a lifting threaded rod (3-3), a lifting block (3-4), a chain wheel (3-5), a chain (3-6) and a motor (3-7) for lifting, the U-shaped frame (3-1) is slidably arranged in a groove arranged on the mounting base (1), the motor (3-7) for lifting is fixedly arranged in the groove arranged on the U-shaped frame (3-1), the output end of the motor (3-7) for lifting is fixedly provided with the chain wheel (3-5), the chain wheel (3-5) is meshed with the chain (3-6), the other side of the chain wheel (3-5) is fixedly provided with the lifting threaded rod (3-3), the other end of the lifting threaded rod (3-3) is rotatably arranged in the groove arranged on the U-shaped frame (3-1), the sliding limiting rod (3-2) is fixedly arranged on the U-shaped frame (3-1), the lifting block (3-4) is slidably arranged on the sliding limiting rod (3-2), and the lifting block (3-4) is in threaded connection with the lifting threaded rod (3-3).
3. A damage-preventing tree drilling apparatus as defined in claim 2, wherein: the angle adjusting mechanism (4) comprises a pushing groove frame (4-1), a pushing handle (4-2), a middle sliding plate (4-3), an electric drill sliding plate (4-4), an electric drill (4-5) and an adjusting threaded rod (4-6), the pushing groove frame (4-1) is rotatably arranged in a groove arranged on the lifting block (3-4), the middle sliding plate (4-3) is slidably arranged in a groove arranged on the pushing groove frame (4-1), the pushing handle (4-2) penetrates through the pushing groove frame (4-1) and is fixedly arranged on the middle sliding plate (4-3), the electric drill sliding plate (4-4) is slidably arranged in the groove of the middle sliding plate (4-3), the electric drill (4-5) is fixedly arranged in the groove of the electric drill sliding plate (4-4), the adjusting threaded rod (4-6) is rotatably arranged in a groove arranged on the middle sliding plate (4-3), and the electric drill sliding plate (4-4) is in threaded connection with the adjusting threaded rod (4-6).
4. A damage-preventing tree drilling apparatus as defined in claim 1, wherein: the tree protection mechanism (5) comprises a first folding plate (5-1), a second folding plate (5-2), a hinged connecting piece (5-3), a spacing adjusting block (5-4), a first belt (5-5), a second belt (5-6), a first fastening screw (5-7), a second fastening screw (5-8), a first fastening plate (5-9), a second fastening plate (5-10) and a spacing adjusting screw (5-11), one end of the first folding plate (5-1) is hinged in a groove arranged on the mounting base (1), the other end of the first folding plate (5-1) is hinged on the second folding plate (5-2), the other end of the second folding plate (5-2) is hinged with the hinged connecting piece (5-3), and the spacing adjusting screw (5-11) is rotatably arranged in the groove of the hinged connecting piece (5-3), the distance adjusting screw rod (5-11) is in threaded connection with the distance adjusting block (5-4), a first fastening screw (5-7) is rotatably mounted on the hinged connecting piece (5-3), the first fastening screw (5-7) is in threaded connection with the first fastening plate (5-9), a second fastening screw (5-8) is rotatably mounted on the distance adjusting block (5-4), the second fastening screw (5-8) is in threaded connection with the second fastening plate (5-10), the two ends of the first belt (5-5) are respectively and fixedly mounted with the hinged connecting piece (5-3), and the two ends of the second belt (5-6) are respectively and fixedly mounted with the distance adjusting block (5-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011232980.XA CN112339025A (en) | 2020-11-06 | 2020-11-06 | Damage-preventing tree drilling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011232980.XA CN112339025A (en) | 2020-11-06 | 2020-11-06 | Damage-preventing tree drilling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112339025A true CN112339025A (en) | 2021-02-09 |
Family
ID=74429693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011232980.XA Withdrawn CN112339025A (en) | 2020-11-06 | 2020-11-06 | Damage-preventing tree drilling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112339025A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080099101A1 (en) * | 2006-10-10 | 2008-05-01 | Vance Chiang | Holding fixture for all types of drilling concerning woodworking |
| CN205167107U (en) * | 2015-10-10 | 2016-04-20 | 震旦（中国）有限公司 | Board drilling machine |
| CN205266402U (en) * | 2016-01-18 | 2016-06-01 | 刘平 | Trunk perforating device |
| CN206423204U (en) * | 2017-01-19 | 2017-08-22 | 杭州天顺市政园林工程有限公司 | A kind of trees centralizer |
| CN207428007U (en) * | 2017-10-24 | 2018-06-01 | 李香 | A kind of protection effect good gardens trees protective device |
| CN209749238U (en) * | 2019-02-18 | 2019-12-10 | 甘肃农业大学 | Puncher for scraping disease spots of apple tree canker |
| CN211607655U (en) * | 2020-02-06 | 2020-10-02 | 李洪波 | Tree protection support is transplanted to woods |
-
2020
- 2020-11-06 CN CN202011232980.XA patent/CN112339025A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080099101A1 (en) * | 2006-10-10 | 2008-05-01 | Vance Chiang | Holding fixture for all types of drilling concerning woodworking |
| CN205167107U (en) * | 2015-10-10 | 2016-04-20 | 震旦（中国）有限公司 | Board drilling machine |
| CN205266402U (en) * | 2016-01-18 | 2016-06-01 | 刘平 | Trunk perforating device |
| CN206423204U (en) * | 2017-01-19 | 2017-08-22 | 杭州天顺市政园林工程有限公司 | A kind of trees centralizer |
| CN207428007U (en) * | 2017-10-24 | 2018-06-01 | 李香 | A kind of protection effect good gardens trees protective device |
| CN209749238U (en) * | 2019-02-18 | 2019-12-10 | 甘肃农业大学 | Puncher for scraping disease spots of apple tree canker |
| CN211607655U (en) * | 2020-02-06 | 2020-10-02 | 李洪波 | Tree protection support is transplanted to woods |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202607160U (en) | Automatic alignment clamping device | |
| CN102744606A (en) | Upright type double-shaft drilling and reaming tapping combined machine tool | |
| CN206733105U (en) | The small-sized pipe cutting machine of standby cutter is installed | |
| CN105216073A (en) | A kind of adjustable many drill bits drilling machine | |
| CN112339025A (en) | Damage-preventing tree drilling device | |
| CN213187275U (en) | Maintenance device for road and bridge | |
| CN203156317U (en) | Shaft sleeve pressing machine with height of workbench convenient to adjust | |
| CN202668058U (en) | Vertical double-shaft drilling and tapping combined machine tool | |
| CN209140011U (en) | A kind of planer-type street lamp shade mounting hole tapping machine | |
| CN202412391U (en) | Automatic notching machine | |
| CN2832485Y (en) | Cutter capable of displacing axially | |
| CN202461582U (en) | Special porous boring machine | |
| CN205674312U (en) | One is automatically positioned cutting electric saw | |
| CN210908197U (en) | Positioning and drilling device for movable hinge plate | |
| CN207942508U (en) | It is a kind of duplex sequence add gang drill cutting machine | |
| CN104523002A (en) | Worktable of hair planting machine | |
| CN214212300U (en) | Surface punching equipment for stop valve connecting block | |
| CN217950262U (en) | Multifunctional ground anchor drilling machine | |
| CN215431599U (en) | Drilling machine convenient to adjust | |
| CN207103886U (en) | A kind of Novel drilling equipment | |
| CN215549392U (en) | Woodwork cutting device | |
| CN216795826U (en) | Pruning device for garden planting | |
| CN205058210U (en) | Many drill with adjustable | |
| CN112976170B (en) | Adjustable high-efficient electric saw | |
| CN103817780B (en) | Concrete block body hand-held hole opening equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210209 |