CN109591110A - A kind of life formula has the characteristics that laborsaving with overturning-preventing timber cutting working platform - Google Patents

A kind of life formula has the characteristics that laborsaving with overturning-preventing timber cutting working platform Download PDF

Info

Publication number
CN109591110A
CN109591110A CN201811431126.9A CN201811431126A CN109591110A CN 109591110 A CN109591110 A CN 109591110A CN 201811431126 A CN201811431126 A CN 201811431126A CN 109591110 A CN109591110 A CN 109591110A
Authority
CN
China
Prior art keywords
fixed column
overturning
laborsaving
working platform
timber
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.)
Pending
Application number
CN201811431126.9A
Other languages
Chinese (zh)
Inventor
张子和
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201811431126.9A priority Critical patent/CN109591110A/en
Publication of CN109591110A publication Critical patent/CN109591110A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27CPLANING, DRILLING, MILLING, TURNING OR UNIVERSAL MACHINES FOR WOOD OR SIMILAR MATERIAL
    • B27C5/00Machines designed for producing special profiles or shaped work, e.g. by rotary cutters; Equipment therefor
    • B27C5/02Machines with table
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27CPLANING, DRILLING, MILLING, TURNING OR UNIVERSAL MACHINES FOR WOOD OR SIMILAR MATERIAL
    • B27C5/00Machines designed for producing special profiles or shaped work, e.g. by rotary cutters; Equipment therefor
    • B27C5/02Machines with table
    • B27C5/06Arrangements for clamping or feeding work

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

The invention discloses a kind of life formulas to have the characteristics that laborsaving and overturning-preventing timber cutting working platform, its structure includes binding clasp, supporting bable tops, preceding fixed column, pedestal, limit shaft, rear fixed column, the present invention is matched using clamping and fixing body with the lift servo system inside preceding fixed column, clamping and fixing body passes through the fixed timber to be cut of clamping bar, timber after fixation is matched by fluctuating orbit with track connecting block, timber is transferred on supporting bable tops along preceding fixed column, in the process, manpower transport is avoided, labor intensity is reduced;The driver being equipped in clamping and fixing body can be automatically controled institute's fixed vertical horizontality after timber is fixed, in transmit process, timber is fixed in vertical state, when being sent to the edge of supporting bable tops, under the action of driver, idler wheel rotates counterclockwise 90 °, changes the stationary state of timber, promote to place with supporting bable tops in being parallel to each other convenient for worker.

Description

A kind of life formula has the characteristics that laborsaving with overturning-preventing timber cutting working platform
Technical field
The present invention relates to a kind of timber cutting working platforms, are that a kind of life formula has the characteristics that laborsaving with overturning-preventing particularly Timber cutting working platform.
Background technique
In small-sized timber processing, timber cutting working platform is mostly manual hand manipulation, according to large-scale automation Cutting is compared with waste of resource, therefore, manually when that will cut timber and be transported on timber cutting working platform, due to processed timber Area is larger, and the height of timber cutting working platform causes timber installation course extremely inconvenient again compared with waste of manpower, while In the placement of timber, is hit strongly caused by timber and supporting bable tops and be easier to damage workbench.
Summary of the invention
In view of the above-mentioned problems, the present invention, which provides a kind of life formula, has the characteristics that the laborsaving timber cutting work with overturning-preventing Platform.
To achieve the goals above, the present invention is to realize by the following technical solutions: a kind of life formula has laborsaving With the timber cutting working platform of overturning-preventing feature, structure include binding clasp, supporting bable tops, preceding fixed column, pedestal, limit shaft, Fixed column afterwards, the supporting bable tops are that its horizontal linear end of rectangular parallelepiped structure is uniformly installed there are two mutually isostructural binding clasp, The preceding fixed column being parallel to each other is equipped in the bottom end two sides of the supporting bable tops, the bottom end of preceding fixed column is welded with pedestal, Level is fixedly welded with limit shaft and is matched with two fixed columns between two pedestals, before the rear fixed column is mounted on The rear end of fixed column constitutes the supporting table-board fixing structure of a square shape.
The beneficial effects of the present invention are: the present invention utilizes the lift servo system inside clamping and fixing body and preceding fixed column It matches, clamping and fixing body is by the fixed timber to be cut of clamping bar, by the timber after fixation by fluctuating orbit and track Connecting block, which is matched, is transferred to timber on supporting bable tops along preceding fixed column, in the process, avoids manpower transport, reduces people Work labor intensity.
The driver being equipped in clamping and fixing body can be automatically controled institute's fixed vertical horizontality after timber is fixed, In transmit process, timber is fixed in vertical state, when being sent to the edge of supporting bable tops, under the action of driver, Idler wheel rotates counterclockwise 90 °, changes the stationary state of timber, promotes to place with supporting bable tops in being parallel to each other convenient for worker.
Due to the unilateral design of clamping and fixing body, when one side is by weight, caused by supporting bable tops both sides discontinuity, It is easy to cause one end of supporting bable tops to tilt to cause using danger, it is therefore, solid equipped with negative pressure in the inside of pedestal for the situation Determine mechanism, by negative pressure fixed mechanism by one end of non-stress by the effect of compressed air and ground tightly be adsorbed on one It rises, avoids using danger.
As a further improvement of the present invention, the inside of the preceding fixed column is equipped with lift servo system, and the lifting is watched Dress system is made of fluctuating orbit, track connecting block, lifting limit shaft, hydraulic stem, and the lifting limit shaft is located at preceding fixed column Inside is equipped with the track connecting block that cooperates with fluctuating orbit activity, in contrast to one end of track connecting block be fixed on two it is described before Between fixed column and it is parallel to limit shaft, lifting limit shaft is fixed on the hydraulic stem.
As a further improvement of the present invention, it is set in the front end of the preceding fixed column and its outer surface mutually perpendicular direction There is integrated clamping and fixing body.
As a further improvement of the present invention, the inside of the pedestal is equipped with negative pressure fixed mechanism, the negative pressure fixed mechanism It is mainly made of rear movable pulley, negative pressure disk, connecting rod, carrying core wheel, negative tube, aspiration pump, the negative pressure disk, connecting rod are equipped with More than two and be circumferentially distributed on rear movable pulley, wherein negative pressure disk is matched by connecting rod with core wheel is carried, described to hold Core wheel is carried to communicate and the gas outlet of negative tube and aspiration pump mechanical connection.
As a further improvement of the present invention, there are two the clamping and fixing body is set comprising have clamping bar, locking screw Bolt, clamp arm, principal arm, driver, idler wheel, linking arm are matched before one end of the linking arm is fixed in fixed column and using activity It closes, the other end passes through the idler wheel being equipped with and principal arm using being mechanically connected, and installation will have the company of driver and idler wheel on the principal arm The electrical connection of spindle heart signal end, the clamp arm are integrated with principal arm, and the clamp arm passes through locking far from one end of principal arm Bolt is flexibly connected with clamping bar.
As a further improvement of the present invention, it is located on same level straight line with the rear movable pulley and corresponds to preceding fixed column The position of bottom end is equipped with the equivalent preceding movable pulley of diameter, which mainly plays auxiliary migration, do not have overturning-preventing Function.
As a further improvement of the present invention, the bosom position for being mounted on limit shaft of the aspiration pump, and both ends The negative tube each extended over passes through limit shaft and carrying core wheel cooperation.
As a further improvement of the present invention, the one end of the linking arm far from idler wheel is vertically welded in lifting limit shaft Together.
As a further improvement of the present invention, the connecting rod is hollow structure.
As a further improvement of the present invention, the upper end of the fluctuating orbit and the junction of supporting bable tops are equipped with electrically limit Position block is simultaneously used cooperatively with driver.
As a further improvement of the present invention, it is mutually communicated, realizes with connecting rod on the outer circumference surface of the carrying core wheel Effective circulation of compressed air.
As a further improvement of the present invention, the driver can be used as servo motor driving.
Detailed description of the invention
Fig. 1 is that a kind of life formula of the present invention has the characteristics that the laborsaving planar structure with the timber cutting working platform of overturning-preventing is shown It is intended to.
Fig. 2 is that a kind of life formula of the present invention has the characteristics that the laborsaving side structure with the timber cutting working platform of overturning-preventing shows It is intended to.
Fig. 3 is that a kind of life formula of the present invention has the characteristics that the laborsaving backside structure with the timber cutting working platform of overturning-preventing is shown It is intended to.
Fig. 4 is the structural schematic diagram of A in Fig. 2 of the present invention.
In figure: binding clasp -1, supporting bable tops -2, preceding fixed column -3, pedestal -4, limit shaft -5, rear fixed column -6, lift rail Road -31, track connecting block -32, lifting limit shaft -33, hydraulic stem -34, clamping and fixing body-a, rear movable pulley -41, negative pressure Disk -42, connecting rod -43, carrying core wheel -44, negative tube -45, aspiration pump -46, clamping bar-a1, clamping screw-a2, clamp arm-a3, Principal arm-a4, driver-a5, idler wheel-a6, linking arm-a7.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, FIG. 1 to FIG. 4 The structure of the timber cutting working platform of embodiment of the present invention is schematically shown, With reference to embodiment, into one Step illustrates the present invention.
Embodiment
As Figure 1-Figure 4, the present invention, which provides a kind of life formula, has the characteristics that the laborsaving timber cutting work with overturning-preventing Platform, structure include binding clasp 1, supporting bable tops 2, preceding fixed column 3, pedestal 4, limit shaft 5, rear fixed column 6, the supporting bable tops 2 be mutually isostructural binding clasp 1 there are two its horizontal linear end of rectangular parallelepiped structure is uniformly installed, at the bottom of the supporting bable tops 2 End two sides are equipped with the preceding fixed column 3 that is parallel to each other, and the bottom end of preceding fixed column 3 is welded with pedestal 4, two pedestals 4 it Between level be fixedly welded with limit shaft 5 and be matched with two fixed columns 3, it is described after fixed column 6 be mounted on before after fixed column 3 End constitutes 2 fixed structure of supporting bable tops of a square shape, and the inside of the preceding fixed column 3 is equipped with lift servo system, described Lift servo system is made of fluctuating orbit 31, track connecting block 32, lifting limit shaft 33, hydraulic stem 34, the lifting limit Axis 33 is located at the track connecting block 32 being equipped with inside preceding fixed column 3 with 31 activity cooperation of fluctuating orbit, in contrast to track connecting block 32 one end is fixed between two preceding fixed columns 3 and is parallel to limit shaft 5, and lifting limit is fixed on the hydraulic stem 34 Position axis 33, the front end and its outer surface mutually perpendicular direction of the preceding fixed column 3 are equipped with integrated clamping and fixing body A, the inside of the pedestal 4 are equipped with negative pressure fixed mechanism, and the negative pressure fixed mechanism is mainly by rear movable pulley 41, negative pressure disk 42, company Extension bar 43, carrying core wheel 44, negative tube 45, aspiration pump 46 form, and the negative pressure disk 42, connecting rod 43 are equipped with more than two and are in Circle distribution is on rear movable pulley 41, and wherein negative pressure disk 42 is matched by connecting rod 43 with carrying core wheel 44, the bearing wheels Core 44 is communicated to be mechanically connected with the gas outlet of negative tube 45 and aspiration pump 46, there are two the clamping and fixing body a is set comprising There are clamping bar a1, clamping screw a2, clamp arm a3, principal arm a4, driver a5, idler wheel a6, linking arm a7, one end of the linking arm a7 In fixed column 3 and using movable cooperation before being fixed on, the other end passes through the idler wheel a6 being equipped with and principal arm a4 using mechanical connection, institute Stating installation on principal arm a4 will have driver a5 to be electrically connected with the connection axle center signal end of idler wheel a6, and the clamp arm a3 and principal arm a4 is Integral structure, the one end of the clamp arm a3 far from principal arm a4 is flexibly connected by clamping screw a2 with clamping bar a1, after described The position that movable pulley 41 is located on same level straight line corresponding to preceding 3 bottom end of fixed column is equipped with the equivalent preceding movable pulley of diameter, The preceding movable pulley mainly plays auxiliary migration, does not have overturning-preventing function, and the aspiration pump 46 is mounted on the interior of limit shaft 5 Portion middle position, and the negative tube 45 that both ends each extend over passes through limit shaft 5 and the carrying cooperation of core wheel 44, the linking arm a7 is remote Together with lifting 33 vertical welding of limit shaft, the connecting rod 43 is hollow structure, the lift rail for one end from idler wheel a6 The upper end in road 31 and the junction of supporting bable tops 2 are equipped with electrical limited block and are used cooperatively with driver a5, the carrying core wheel It is mutually communicated on 44 outer circumference surface with connecting rod 43, realizes effective circulation of compressed air, the driver a5, which can be used as, to be watched Take motor driven.
The working principle of the timber cutting working platform in above-mentioned technical proposal is explained as follows below:
Present invention is mainly used in small-sized not to do in high-volume wood processing field, and when timber is placed, timber is fixed on On clamping bar a1, lifting limit shaft 33, the track connecting block 32 and fluctuating orbit 31 that lifting limit shaft 33 passes through installation are pushed up Mobile cooperation, realization move straight up, and touch during passing through the fixed linking arm a7 synchronizing moving of lifting limit shaft 33 Encounter electrical limited block, electrical limited block triggering realizes that signal is connect with driver a5 by electrical connection, and driver a5 is connected, Idler wheel a6 is driven to rotate counterclockwise, therefore, principal arm a4 is converted into parastate by plumbness at the beginning with supporting bable tops 2, It under worker can dismantle the timber fixed on clamping bar a1, is easily placed on supporting bable tops 2, therefore realizes that timber is cut Cut operation, while timber does along preceding fixed column 3 and moves straight up, one end of preceding fixed column 3 by weight, and with preceding fixation Parallel 6 one end of rear fixed column of column 3 is weight bearing, caused by weight distribution it is uneven when, be evacuated by aspiration pump 46, by negative Pressure pipe 45 takes rear movable pulley 41 and the air inside the negative pressure disk 42 of ground face contact through connecting rod 43 away, promotes negative pressure disk 42 tight Tight absorption on the ground, avoids rear fixed column 6 from tilting, causes using danger.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, all should be considered as described in this specification.
Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this The range of invention is indicated by the appended claims rather than the foregoing description, it is intended that the equivalent requirements of the claims will be fallen in All changes in meaning and scope are included within the present invention.It should not treat any reference in the claims as limitation institute The claim being related to.

Claims (9)

1. a kind of life formula has the characteristics that laborsaving and overturning-preventing timber cutting working platform, structure includes binding clasp (1), support Table top (2), preceding fixed column (3), pedestal (4), limit shaft (5), rear fixed column (6), it is characterised in that:
The supporting bable tops (2) are that its horizontal linear end of rectangular parallelepiped structure is uniformly installed there are two mutually isostructural binding clasp (1), The preceding fixed column (3) being parallel to each other, the bottom end welding of preceding fixed column (3) are equipped in the bottom end two sides of the supporting bable tops (2) There are pedestal (4), level is fixedly welded with limit shaft (5) and is matched with two fixed columns between two pedestals (4) (3), the rear end that the rear fixed column (6) is mounted on preceding fixed column (3) constitutes supporting bable tops (2) fixed knot of a square shape Structure.
2. a kind of life formula according to claim 1 has the characteristics that laborsaving and overturning-preventing timber cutting working platform, special Sign is: the inside of the preceding fixed column (3) be equipped with lift servo system, the lift servo system by fluctuating orbit (31), Track connecting block (32), lifting limit shaft (33), hydraulic stem (34) composition, the lifting limit shaft (33) are located at preceding fixed column (3) the internal track connecting block (32) being equipped with fluctuating orbit (31) activity cooperation, in contrast to one end of track connecting block (32) It is fixed between two preceding fixed columns (3) and is parallel to limit shaft (5), lifting limit is fixed on the hydraulic stem (34) Axis (33).
3. a kind of life formula according to claim 1 or 2 has the characteristics that laborsaving and overturning-preventing timber cutting working platform, Be characterized in that: the front end of the preceding fixed column (3) is equipped with integrated be fixedly clamped with its outer surface mutually perpendicular direction Mechanism (a).
4. a kind of life formula according to claim 1 has the characteristics that laborsaving and overturning-preventing timber cutting working platform, special Sign is: the inside of the pedestal (4) is equipped with negative pressure fixed mechanism, and the negative pressure fixed mechanism is mainly by rear movable pulley (41), negative Platen (42), connecting rod (43), carrying core wheel (44), negative tube (45), aspiration pump (46) composition, the negative pressure disk (42) connect Extension bar (43) is equipped with more than two and is circumferentially distributed on rear movable pulley (41), and wherein negative pressure disk (42) passes through connecting rod (43) It is matched with carrying core wheel (44), carrying core wheel (44) communicates mechanical with the gas outlet of negative tube (45) and aspiration pump (46) Connection.
5. a kind of life formula according to claim 3 has the characteristics that laborsaving and overturning-preventing timber cutting working platform, special Sign is: there are two the clamping and fixing body (a) sets comprising has clamping bar (a1), clamping screw (a2), clamp arm (a3), master One end of arm (a4), driver (a5), idler wheel (a6), linking arm (a7), the linking arm (a7) is fixed on preceding fixed column (3) And activity cooperation is used, the other end passes through the idler wheel (a6) being equipped with and principal arm (a4) is used and be mechanically connected, on the principal arm (a4) Installation will have driver (a5) to be electrically connected with the connection axle center signal end of idler wheel (a6), and the clamp arm (a3) and principal arm (a4) are one Body structure, the one end of the clamp arm (a3) far from principal arm (a4) are flexibly connected by clamping screw (a2) with clamping bar (a1).
6. a kind of life formula according to claim 4 has the characteristics that laborsaving and overturning-preventing timber cutting working platform, special Sign is: the position being located on same level straight line corresponding to preceding fixed column (3) bottom end with the rear movable pulley (41) is equipped with The equivalent preceding movable pulley of diameter.
7. a kind of life formula according to claim 4 has the characteristics that laborsaving and overturning-preventing timber cutting working platform, special Sign is: the bosom position for being mounted on limit shaft (5) of the aspiration pump (46), and the negative tube that both ends each extend over (45) limit shaft (5) and carrying core wheel (44) cooperation are passed through.
8. a kind of life formula according to claim 5 has the characteristics that laborsaving and overturning-preventing timber cutting working platform, special Sign is: the one end of the linking arm (a7) far from idler wheel (a6) is together with lifting limit shaft (33) vertical welding.
9. a kind of life formula according to claim 4 has the characteristics that laborsaving and overturning-preventing timber cutting working platform, special Sign is: the connecting rod (43) is hollow structure.
CN201811431126.9A 2018-11-28 2018-11-28 A kind of life formula has the characteristics that laborsaving with overturning-preventing timber cutting working platform Pending CN109591110A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811431126.9A CN109591110A (en) 2018-11-28 2018-11-28 A kind of life formula has the characteristics that laborsaving with overturning-preventing timber cutting working platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811431126.9A CN109591110A (en) 2018-11-28 2018-11-28 A kind of life formula has the characteristics that laborsaving with overturning-preventing timber cutting working platform

Publications (1)

Publication Number Publication Date
CN109591110A true CN109591110A (en) 2019-04-09

Family

ID=65959256

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811431126.9A Pending CN109591110A (en) 2018-11-28 2018-11-28 A kind of life formula has the characteristics that laborsaving with overturning-preventing timber cutting working platform

Country Status (1)

Country Link
CN (1) CN109591110A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4424310C2 (en) * 1994-07-09 1996-05-02 Weinig Michael Ag Machine for processing workpieces made of wood, plastic and the like
CN204230720U (en) * 2014-07-06 2015-03-25 淮安市广亚电气设备有限公司 A kind of movable cased transformer station with excellent job stability
CN206048401U (en) * 2016-08-24 2017-03-29 福建省得力机电有限公司 A kind of timber automatic turning feeder equipment
CN106625899A (en) * 2017-03-14 2017-05-10 济南恒力特新机械有限公司 Automatic board turning device for furniture manufacturing
CN206510163U (en) * 2016-12-21 2017-09-22 江苏锐升新材料有限公司 Wood plastic wall board processes feeding device
CN107627207A (en) * 2017-09-30 2018-01-26 镇江市富德数控机床科技有限公司 A kind of Digit Control Machine Tool for being easy to carrying plate
CN108128338A (en) * 2017-12-21 2018-06-08 王玲玲 A kind of automobile-used component rollover stand for production and transport

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4424310C2 (en) * 1994-07-09 1996-05-02 Weinig Michael Ag Machine for processing workpieces made of wood, plastic and the like
CN204230720U (en) * 2014-07-06 2015-03-25 淮安市广亚电气设备有限公司 A kind of movable cased transformer station with excellent job stability
CN206048401U (en) * 2016-08-24 2017-03-29 福建省得力机电有限公司 A kind of timber automatic turning feeder equipment
CN206510163U (en) * 2016-12-21 2017-09-22 江苏锐升新材料有限公司 Wood plastic wall board processes feeding device
CN106625899A (en) * 2017-03-14 2017-05-10 济南恒力特新机械有限公司 Automatic board turning device for furniture manufacturing
CN107627207A (en) * 2017-09-30 2018-01-26 镇江市富德数控机床科技有限公司 A kind of Digit Control Machine Tool for being easy to carrying plate
CN108128338A (en) * 2017-12-21 2018-06-08 王玲玲 A kind of automobile-used component rollover stand for production and transport

Similar Documents

Publication Publication Date Title
CN204355986U (en) A kind of bent-arm vacuum absorbing and hoisting machine
CN105235727B (en) A kind of glass disk carrier
CN215617641U (en) Wheel rim steel wire positioning machine capable of achieving quick positioning
CN208051227U (en) A kind of cylindrical battery Seal welding with novel clamping mechanism picks
CN216442192U (en) Clamping device for polishing furniture raw material wood board
CN109591110A (en) A kind of life formula has the characteristics that laborsaving with overturning-preventing timber cutting working platform
CN208603413U (en) A kind of trailer corrugation carriage automatic reversible table
CN213568360U (en) Automatic feeding and discharging combined component for ceramic wafer
CN211770072U (en) Lifting device for vehicle chassis detection
CN209796830U (en) Sucker conveying system for glass
CN109534220A (en) A method of mounting plate, which is adapted to, using pipeline realizes that assembly pipeline is transported
CN205397402U (en) Adjustable angle formula tunnel construction panel upset car
CN212707644U (en) Wind-powered electricity generation blade web trimming machine
CN207089377U (en) A kind of corrugated paper paper feeding dolly of convenient handling
JPH0344634Y2 (en)
CN213923120U (en) Accurate feeding device for hollow glass
CN211819443U (en) A conveyer for shield constructs section of jurisdiction
CN211644458U (en) Automobile line assembly
CN208220984U (en) A kind of two-way trailer of wind-driven generator tower frame main body
CN112227500A (en) Pipeline laying device for road construction for municipal construction
CN208218306U (en) Plate and timber go up and down transfer carriage
CN202953784U (en) Manual elevating platform of steel structure
CN204400533U (en) Self-turnover-type elevator
CN205145978U (en) Denitration catalyst module turning device
CN110757121B (en) Installation line suitable for installation of large glass

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
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20190409